CN118147867A - Clothes treatment equipment and control method - Google Patents

Abstract

The invention provides a clothes treatment device and a control method, wherein the clothes treatment device is provided with a spray rinsing program, and comprises a roller, a spray piece and a control module, wherein the spray piece can spray and rinse clothes in the roller; the control module is configured to determine a spray rinsing strategy according to the state parameters of clothes in the roller and control the roller to rotate in cooperation with spraying of the spraying piece according to the spray rinsing strategy when the clothes treatment equipment runs the spray rinsing program; wherein, the state parameter at least comprises the wall thickness, and the rotation parameter of the roller related to the spray flushing strategy at least comprises the rotating speed and the rotating cycle number; the water consumption is reduced, the overall weight of the wall-mounted clothes treatment equipment during washing is reduced, and the noise is reduced; the maximum spraying and flushing effect is achieved by using a limited amount of water; the cleaning agent has large coverage, thoroughly cleans the residual detergent of clothes, and solves the problems of large water consumption, long spraying time, poor detergent removing effect and the like when the detergent on the clothes is sprayed and washed in the prior art.

Description

Clothes treatment equipment and control method

Technical Field

The invention belongs to the technical field of clothes treatment, and particularly relates to clothes treatment equipment and a control method.

Background

In order to better remove stains on the laundry when the laundry is washed by the washing machine, a detergent is used, but the residual detergent may cause harm to human body; in order to better remove the residual detergent, washing the clothes in a spraying mode during dehydration; however, the design of the spraying and flushing parameters is unreasonable, which results in large water consumption, long spraying time and poor detergent removal effect.

Disclosure of Invention

In view of the above, the present invention provides a laundry treatment apparatus and a control method to solve the problems of large water consumption, long spraying time, poor detergent removal effect, etc. in the prior art when spraying and washing detergent on laundry.

The present invention provides a laundry treatment apparatus provided with a shower washing program, comprising:

A drum and a spray member, the drum further comprising a drum peripheral wall; the spraying piece is arranged in the roller in a way of not rotating along with the roller and is used for spraying and washing clothes in the roller;

The control module is configured to determine a spray rinsing strategy according to the state parameters of clothes in the roller and control the roller to rotate in cooperation with the spraying of the spraying piece according to the spray rinsing strategy when the clothes treatment equipment runs a spray rinsing program;

The state parameters at least comprise the attaching thickness of the clothes in the roller, wherein the attaching thickness is the radial thickness of the clothes in the roller on the inner wall surface of the peripheral wall of the roller when the clothes in the roller rotate along with the roller to reach the attaching state; the rotational parameters of the drum associated with the spray rinse strategy include at least a rotational speed and a number of rotational cycles of the drum.

Further alternatively, the laundry treatment apparatus is a wall-mounted laundry treatment apparatus; the roller comprises a roller back wall, wherein the inner wall surface of the roller back wall is provided with a plurality of scale marks which are distributed along the radial direction of the roller back wall by taking the center of the roller back wall as an origin, or the inner wall surface of the roller back wall or the inner wall surface of the roller peripheral wall is provided with a scale mark illumination device, and the scale mark illumination device enables a light source to form a plurality of scale marks when illuminating on the inner wall surface of the roller back wall;

the plurality of scale marks are formed by concentric circles arranged at intervals, a scale area is formed between every two adjacent scale marks, the plurality of scale marks form a plurality of scale areas, and the plurality of scale areas are used for determining the thickness of the wall.

Further optionally, a plurality of graduation marks are unevenly distributed in the radial direction of the rear wall of the drum, and the closer the graduation area is to the center of the rear wall of the drum, the higher the priority is; the scale line close to the edge of the rear wall of the roller is a first scale line, and a first scale area is formed between the first scale line and the edge of the rear wall of the roller; a first scale zone, a second scale zone, an nth scale zone, each corresponding to an adherence thickness, are formed in sequence from outside to inside along the radial direction of the rear wall of the roller.

The present invention also provides a control method of a laundry treatment apparatus, the laundry treatment apparatus being any one of the laundry treatment apparatuses described above; when the clothes treatment equipment runs the spray rinsing program, the control method comprises the following steps:

Controlling the roller to rotate at a preset rotating speed and acquiring state parameters of clothes in the roller;

determining a spray flushing strategy according to the state parameters;

and controlling the spray piece to start and controlling the roller to rotate according to the spray flushing strategy.

Further optionally, the determining a spray rinsing strategy according to the status parameter includes:

determining the number of rotation cycles according to the wall thickness;

determining a rotating speed n=Z/T according to a preset spraying duration T and a rotating cycle number Z;

The spray rinsing strategy is determined to be the number of rotational cycles Z by which the drum is rotated at the rotational speed n.

Further optionally, the paste wall thickness includes a plurality of preset thickness intervals, and the roller includes a plurality of preset rotation cycles; the preset thickness interval and the preset rotation period number have a preset corresponding relation; the determining the number of rotation cycles according to the wall thickness comprises:

Determining a preset thickness interval in which the wall thickness is located;

determining a corresponding preset rotation period number according to a preset thickness interval in which the wall thickness is located and the preset corresponding relation;

and determining the corresponding preset rotation cycle number as the rotation cycle number Z.

Further optionally, the state parameter further includes a laundry coverage area, where the laundry coverage area is an area where laundry covers an inner wall surface of the drum peripheral wall; the rotation parameters of the drum related to the spray rinsing strategy also include the manner of rotation; the determining a spray rinsing strategy according to the state parameter comprises the following steps:

Comparing the coverage area of the laundry with the effective washing area of the drum,

Determining the rotation mode according to the comparison result of the coverage area of the clothes and the effective washing area of the roller;

the spray rinsing strategy is determined such that the drum is rotated by the number of rotation cycles Z in the rotational manner and at the rotational speed n.

Further optionally, the rotation parameters of the drum related to the spray rinse strategy further comprise a rotation angle range; determining the rotation mode according to the comparison result of the coverage area of the clothes and the effective washing area of the drum comprises:

When the coverage area of the clothes is larger than or equal to the effective washing area of the roller, determining that the rotation mode is unidirectional rotation, and the corresponding spray washing strategy is that the roller rotates for Z circles at the rotating speed n;

when the coverage area of the clothes is smaller than the effective washing area of the roller, determining that the rotation mode is bidirectional reciprocating rotation, and the corresponding spray washing strategy is that the roller rotates in a reciprocating manner for Z/2 times within a rotation angle range at the rotation speed n;

wherein the rotation angle is the maximum central angle corresponding to the outer contour of the clothes.

Further optionally, the controlling the drum to rotate according to the spray rinse strategy includes:

When the roller is controlled to start rotating at the rotating speed n, recording the current rotating cycle number of the roller;

Comparing the current rotation cycle number with a rotation cycle number Z;

And when the current rotation cycle number reaches the rotation cycle number Z, controlling the roller and the spraying piece to stop.

Further optionally, the acquiring the state parameters of the laundry in the drum includes:

and determining the wall thickness according to the scale area covered by the outer contour of the clothes in the roller.

Further optionally, the laundry treatment apparatus is further provided with a dehydration program, the dehydration program including a speed-up phase; the spray rinsing program may be operated when the laundry treating apparatus is in the ramp-up stage.

Further optionally, the controlling the spray member to start and the controlling the drum to rotate according to the spray rinsing strategy includes:

Firstly controlling the rotating speed of the roller to be converted from the preset rotating speed to the rotating speed n, and then controlling the spraying piece to start and spraying water at the flushing flow; wherein, the flushing flow has a preset corresponding relation with the rotating speed n of the roller; or alternatively, the first and second heat exchangers may be,

Firstly controlling the spraying piece to start and spraying water at a preset flow rate, and then controlling the rotating speed of the roller to be converted from the preset rotating speed to a rotating speed n; when the roller rotates at the rotating speed n, the spraying piece is controlled to spray water at the flushing flow; the preset flow rate and the preset rotating speed of the roller have a preset corresponding relation, and the flushing flow rate and the rotating speed n of the roller have a preset corresponding relation.

The present invention also provides a control method of a laundry treatment apparatus, the laundry treatment apparatus being any one of the laundry treatment apparatuses described above; the control method is characterized by comprising the following steps:

Responding to a spray rinsing instruction, controlling the roller to rotate at a preset rotating speed so that clothes in the roller are attached to the inner side of the peripheral wall of the roller;

Acquiring the adhesion thickness and/or the adhesion layer number of the clothes in the roller;

Determining the spraying rotating speed and the spraying turns of the roller according to the attaching thickness and/or the attaching layer number of the clothes in the roller;

The roller is operated at the spraying rotating speed, the spraying piece is controlled to spray and rinse clothes in the roller, and the current rotation number of the roller is recorded;

when the current rotation number reaches the spraying number, controlling the roller and the spraying piece to stop;

Wherein the number of adhesion layers is a parameter characterizing the adhesion thickness.

Compared with the prior art, the invention has the following main beneficial effects:

determining the rotating speed and the rotating cycle number according to the wall thickness of the clothes, and controlling the spray piece to start and the roller to rotate according to the rotating speed and the rotating cycle number by the control module; the water consumption is reduced, the overall weight of the wall-mounted clothes treatment equipment during washing is reduced, the vibration amplitude is reduced, and the noise is reduced; the maximum spray flushing effect is achieved by using a limited amount of water and adopting a mode of repeated spray flushing and repeated action on clothes; the wall-mounted clothes treatment device has the advantages of large coverage, large acting force, complete and thorough cleaning of residual detergent on clothes, solves the problems of large vibration amplitude and large noise of the wall-mounted clothes treatment device caused by large water consumption when the existing wall-mounted clothes treatment device sprays and washes the detergent on clothes, and solves the problems of narrow spraying and washing acting surface, long spraying time, poor detergent removing effect and the like of the existing wall-mounted clothes treatment device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic view of a drum embodiment according to the present invention;

fig. 2 is a schematic structural view of an embodiment of a drum provided by the present invention when laundry is in an adhering state;

fig. 3 is a flowchart illustrating an embodiment of a control method of a laundry treating apparatus according to the present invention;

In the figure:

1-a drum peripheral wall; 2-a drum rear wall; 31-a first scale zone; 32-a second graduation area; 4-clothing; 41-garment inside outer contour; 42-outer contour points; 5-radial line of roller.

Detailed Description

Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, the "plurality" generally includes at least two, but does not exclude the case of at least one.

It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.

In order to better remove stains on the laundry when the laundry is washed by the washing machine, a detergent is used, but the residual detergent may cause harm to human body; in order to better remove the residual detergent, washing the clothes in a spraying mode during dehydration; however, the design of spraying and flushing parameters is unreasonable, so that the water consumption is large, the spraying time is long and the effect of removing the detergent is poor;

The invention creatively provides a clothes treatment device, wherein the clothes treatment device is provided with a spray washing program, and comprises a roller, a spray piece and a control module, wherein the spray piece can spray and wash clothes in the roller; the control module is configured to determine a spray rinsing strategy according to the state parameters of clothes in the roller and control the roller to rotate in cooperation with spraying of the spraying piece according to the spray rinsing strategy when the clothes treatment equipment runs the spray rinsing program; wherein, the state parameter at least comprises the wall thickness, and the rotation parameter of the roller related to the spray flushing strategy comprises the rotation speed and the rotation cycle number of the roller;

The water consumption is reduced, the spraying time is long, the spraying and flushing effects are improved, the residual detergent on the clothes is thoroughly removed, and the problems of high water consumption, long spraying time, poor detergent removing effect and the like when the detergent on the clothes is sprayed and flushed in the existing clothes treatment equipment are solved.

Example 1

< Clothes treatment apparatus >

As shown in fig. 1, the present embodiment provides a laundry treatment apparatus provided with a shower washing program; the laundry treatment apparatus includes:

A drum and a spray member, the drum comprising a drum peripheral wall 1; the spraying piece is arranged in the roller in a way of not rotating along with the roller, and can spray and rinse clothes 4 in the roller;

The control module is configured to determine a spray rinsing strategy of the roller according to the state parameters of the clothes 4 in the roller and control the roller to rotate in cooperation with spraying of the spraying piece according to the spray rinsing strategy when the clothes treatment equipment runs the spray rinsing program;

Wherein, the state parameters at least comprise the adhesion thickness of the clothes 4 in the roller, and the adhesion thickness is the radial thickness on the inner wall surface of the peripheral wall 1 of the roller when the clothes 4 in the roller rotate along with the roller to reach the adhesion state; the rotation parameters of the roller related to the spray rinsing strategy at least comprise the rotation speed and the rotation period number of the roller;

For example, as shown in fig. 2, when the drum rotates, the clothes 4 are attached to the inner wall surface of the drum peripheral wall 1, an outer contour point 42 is selected from the inner outer contour 41 of the clothes, and a radial line 5 of the drum is drawn through the outer contour point 42; on the drum radial line 5, the distance r _n,r_n from the outer contour point 42 to the inner wall surface of the drum peripheral wall 1 is one adhesion thickness of the laundry 4.

Further, the roller further comprises a roller back wall 2, wherein the inner wall surface of the roller back wall 2 is provided with a plurality of scale marks which are distributed along the radial direction of the roller back wall 2 by taking the center of the roller back wall 2 as an origin, or the inner wall surface of the roller back wall 2 or the inner wall surface of the roller peripheral wall 1 is provided with a scale mark illumination device, and the scale mark illumination device enables a light source to form a plurality of scale marks when illuminating on the inner wall surface of the roller back wall 2;

The plurality of graduation lines are formed by concentric circles which are arranged at intervals, a graduation area is formed between every two adjacent graduation lines, the plurality of graduation lines form a plurality of graduation areas, and the plurality of graduation areas are used for determining the wall thickness; the plurality of graduation marks may be uniformly or non-uniformly distributed in the radial direction of the drum rear wall 2.

Preferably, the laundry treatment apparatus is a wall-mounted laundry treatment apparatus; the plurality of graduation marks are unevenly distributed in the radial direction of the rear wall 2 of the roller, and the higher the graduation area is close to the center of the rear wall 2 of the roller, the higher the priority is; the scale line near the edge of the rear wall 2 of the roller is a first scale line, and a first scale area 31 is formed between the first scale line and the edge of the rear wall 2 of the roller; a first graduation area 31, a second graduation area 32, and an nth graduation area are formed in sequence from outside to inside along the radial direction of the rear wall 2 of the drum, and each graduation area corresponds to an adhesive wall thickness.

The clothes treatment device further comprises a recognition device which is arranged at the opening of the roller and comprises an infrared sensor, wherein the infrared sensor is used for recognizing scale marks and acquiring the adhesion thickness and/or the adhesion layer number of clothes 4 in the roller;

Determining the rotating speed and the rotating cycle number according to the wall thickness of the clothes 4, and further precisely controlling the starting of the spraying piece and controlling the rotary drum to rotate according to the rotating speed and the rotating cycle number; the water consumption is reduced, the overall weight of the wall-mounted clothes treatment equipment during washing is reduced, the vibration amplitude is reduced, and the noise is reduced; by using a limited amount of water and adopting the mode of repeated spray flushing and repeated action on the clothes 4, the spray flushing effect is improved, the residual detergent on the clothes 4 is thoroughly removed, and the problems of high water consumption, long spray time, poor detergent removing effect and the like in the prior art when the detergent on the clothes 4 is sprayed and flushed are solved.

< Control method >

As shown in fig. 3, a control method of a laundry treatment apparatus, the laundry treatment apparatus being any one of the laundry treatment apparatuses described above; when the clothes treatment equipment runs the spray rinsing program, the control method comprises the following steps:

S1, controlling a roller to rotate at a preset rotating speed and acquiring state parameters of clothes 4 in the roller;

s2, determining a spraying and flushing strategy according to the state parameters;

S3, controlling the spray piece to start and controlling the roller to rotate according to a spray flushing strategy;

Wherein, the thickness of the adhesion is the thickness of the clothes 4 in the roller in the radial direction of the roller when the clothes 4 are unfolded and attached on the inner wall surface of the peripheral wall 1 of the roller under the centrifugal action or the friction force between the clothes 4 and the peripheral wall 1 of the roller; the preset rotating speed is 90r/min;

The wall thickness is measured when the roller rotates, the rotating speed of the roller is stable in the measuring process, and the measuring is accurate; the preset rotating speed 90r/min is not a fixed value and can be adjusted according to different models.

Aiming at the problem that the spray rinsing strategy is inaccurate, the embodiment proposes that S2 includes:

S21, determining the number of rotation cycles according to the wall thickness;

s22, determining a rotating speed n=Z/T according to a preset spraying duration T and a rotating period number Z;

S23, determining a spray rinsing strategy to be the number Z of rotation cycles of the roller at the rotation speed n;

Specifically, the preset spraying time length T is fixed, and when the rotating speeds are different, the spraying and flushing procedures can be completed within the same time; the wall thickness may be a maximum thickness or an average thickness or other calculated thickness; when the wall thickness is the maximum thickness, the wall thickness is the maximum thickness of the clothes 4 in the drum in the radial direction of the drum when rotating along with the drum; when the wall thickness is the average thickness, the wall thickness is the average value of the thickness of the clothes 4 in the drum in the radial direction of the drum when the clothes rotate along with the drum;

Further, the wall thickness comprises a plurality of preset thickness intervals, and the roller comprises a plurality of preset rotation period numbers; a preset corresponding relation exists between a preset thickness interval and a preset rotation period number; s21 includes:

s211, determining a preset thickness interval where the wall thickness is located;

S212, determining a corresponding preset rotation period number according to a preset thickness interval where the wall thickness is located and a preset corresponding relation;

s213, determining the corresponding preset rotation cycle number as a rotation cycle number Z;

When preset thickness intervals of the wall thickness are different, corresponding preset rotation periods are different, and then rotation period number Z is different; the larger the preset thickness interval of the wall thickness is, the larger the rotation period number Z is; the preset spraying time is fixed, and the rotation period number Z is larger, and the rotation speed n is larger.

Aiming at different distribution conditions of clothes 4 in the roller and different spraying and flushing strategies, the embodiment provides that the state parameters also comprise the coverage area of the clothes 4, wherein the coverage area of the clothes 4 is the area of the clothes 4 covering the inner wall surface of the roller peripheral wall 1; the rotation parameters of the roller related to the spray rinsing strategy also comprise a rotation mode; s2 further comprises:

S24, comparing the coverage area of the clothes 4 with the effective washing area of the drum;

s25, determining a rotation mode according to a comparison result of the coverage area of the clothes 4 and the effective washing area of the roller;

s26, determining the spray washing strategy to be the number Z of rotation cycles of the roller in a rotation mode and at the rotation speed n.

Further, the rotational parameters of the drum associated with the spray rinse strategy also include a range of rotational angles; determining the rotation mode according to the comparison result of the coverage area of the laundry 4 and the effective washing area of the drum includes:

When the coverage area of the clothes 4 is larger than or equal to the effective washing area of the roller, determining that the rotation mode is unidirectional rotation, and the corresponding spray flushing strategy is that the roller rotates for Z circles at the rotating speed of n;

When the coverage area of the clothes 4 is smaller than the effective washing area of the roller, determining that the rotation mode is bidirectional reciprocating rotation, and the corresponding spray flushing strategy is that the roller reciprocally rotates for Z/2 times within the rotation angle range at the rotation speed n;

wherein the rotation angle is the maximum central angle corresponding to the outer contour of the clothes 4;

Specifically, when the laundry 4 covers only a portion of the drum circumferential wall 1, the control drum reciprocally rotates within the range covered by the laundry 4, and spray rinsing of the laundry 4 can be rapidly completed.

Aiming at the problem that the wall thickness calculation is inaccurate, the embodiment proposes that the acquiring the state parameters of the clothes 4 in the drum comprises:

determining the wall thickness according to the scale area covered by the outer contour of the clothes 4 in the drum;

Specifically, a plurality of scale marks are arranged on the inner wall surface of the rear wall 2 of the roller, a door body is arranged at the opening of the roller, an infrared sensor is arranged on the door body, extends along the radial direction of the roller and is opposite to the rear wall 2 of the roller; the infrared sensor can determine the wall thickness according to the graduation area covered by the outer contour of the laundry 4.

Further, determining the wall thickness from the graduation area covered by the outer contour of the garment 4 comprises:

when the outer contour of the garment 4 covers only the first graduated zone 31, the wall thickness is determined to be h ₁;

when the outer contour of the clothes 4 covers the first scale area 31 and the second scale area 32, determining that the wall thickness is h ₂;

when the outer contour of the clothes 4 covers the front N scale areas, determining the adherence thickness as h _N;

The wall thickness is the maximum thickness obtained according to the outer contour of the clothes.

For example: the preset spraying duration is T seconds, when the outer contour of the clothes 4 only covers the first scale area 31, the rotation cycle number is Z1, and the rotation speed is Z1/T (r/s); when the outer contour of the clothes 4 covers the first scale area 31 and the second scale area 32, the rotation period is Z2, the preset spraying duration is T seconds, and the rotation speed is Z2/T (r/s).

In addition, the clothes treating apparatus is further provided with a dehydrating process including a speed increasing stage; when the clothes treatment equipment is in the speed-up stage, the rotating speed of the roller is gradually increased to the highest rotating speed; when the laundry treating apparatus is in the up-speed stage, a spray rinsing program may be operated.

S3 comprises the following steps:

when the control roller starts to rotate at the rotating speed n, recording the current rotating cycle number of the roller;

comparing the current rotation cycle number with the rotation cycle number Z;

When the current rotation cycle number reaches the rotation cycle number Z, the control roller and the spraying piece are stopped.

In summary, in this embodiment, the rotation speed and the number of rotation cycles are determined according to the wall thickness of the clothes 4, and then the spray member is controlled to start and the drum is controlled to rotate according to the rotation speed n and the number of rotation cycles Z; the structure is simple, and a plurality of spraying pieces are not required to be installed; the water consumption is reduced, the overall weight of the wall-mounted clothes treatment equipment during washing is reduced, the vibration amplitude is reduced, and the noise is reduced; through using limited water, adopting the mode that sprays many times and washes and act on clothing 4 many times, the coverage is big, and effort is big, improves and sprays the washing effect, reaches thoroughly and comprehensively clear away the purpose of the residual detergent of clothing 4, and the water consumption is big when the washing agent on the clothing 4 is sprayed to the solution hanging clothing treatment facility at present and is led to hanging clothing treatment facility bulk weight big, vibration amplitude big and noise big problem, solution hanging clothing treatment facility sprays the washing action face narrow, spray time is long and get rid of the effect subalternation problem of detergent.

Example 2

Unlike example 1, determining the spray rinse strategy based on the status parameters includes:

calculating a laundry occupancy ratio from the coverage area of the laundry 4 and the area of the inner wall surface of the drum circumferential wall 1;

comparing the clothing occupancy ratio with a preset occupancy ratio;

determining a rotation mode according to a comparison result of the clothing occupancy ratio and a preset occupancy ratio;

the spray rinsing strategy is determined as the number of rotational cycles Z of rotation of the drum in a rotational manner and at a rotational speed n.

Further, the rotational parameters of the drum associated with the spray rinse strategy also include a range of rotational angles; determining the rotation mode according to the comparison result of the clothing occupancy ratio and the preset occupancy ratio comprises the following steps:

When the clothing occupancy ratio is greater than or equal to the preset occupancy ratio, determining that the rotation mode is unidirectional rotation, and the corresponding spray flushing strategy is that the roller rotates for Z circles at the rotating speed of n;

when the clothing occupancy ratio is smaller than the preset occupancy ratio, determining that the rotation mode is bidirectional reciprocating rotation, and the corresponding spraying flushing strategy is that the roller rotates in a reciprocating manner for Z/2 times within a rotation angle range at a rotation speed n;

wherein the rotation angle is the maximum central angle corresponding to the outer contour of the clothes 4.

Example 3

Unlike example 1, the adhesion thickness is an average thickness, and the acquisition of the state parameters of the laundry 4 in the drum includes:

Radial distances r ₁、r₂、r₃、......、r_n-1、r_n from n points on the inner side outer contour 41 of the clothes to the inner wall surface of the drum peripheral wall 1 are respectively obtained;

Averaging r ₁、r₂、r₃、......、r_n-1 and r _n gives the attachment thickness r= (r ₁+r₂+r₃+......+r_n-1+r_n)/n of the garment 4.

Example 4

Unlike embodiment 1, the present embodiment provides a control method of a laundry treatment apparatus, which is any one of the laundry treatment apparatuses described above; the control method comprises the following steps:

in response to the spray rinsing command, controlling the drum to rotate at a preset rotation speed so that the clothes 4 in the drum are attached to the inner side of the drum peripheral wall 1;

acquiring the adhesion thickness and/or the adhesion layer number of the clothes 4 in the roller;

Determining the spraying rotating speed and the spraying turns of the roller according to the attaching thickness and/or the attaching layer number of the clothes 4 in the roller;

The roller is operated at the spraying rotating speed, the spraying piece is controlled to spray and wash the clothes 4 in the roller, and the current rotation number of the roller is recorded;

when the current rotation number reaches the spraying number, the roller and the spraying piece are controlled to stop;

The number of the adherence layers is a parameter representing the adherence thickness, the adherence thickness is the total thickness of the clothes, and the adherence thickness is the adherence layer number multiplied by the single-layer adherence thickness.

Example 5

On the basis of embodiment 1, S3 includes:

Firstly, controlling the rotating speed of the roller to be converted into a rotating speed n from a preset rotating speed, and then controlling the spraying piece to start and spraying water at a flushing flow rate; wherein, the flushing flow has a preset corresponding relation with the rotating speed n of the roller; or alternatively, the first and second heat exchangers may be,

Firstly, controlling the starting of a spraying piece, spraying water at a preset flow rate, and then controlling the rotating speed of a roller to be converted from a preset rotating speed to a rotating speed n; when the roller rotates at the rotating speed n, the spraying piece is controlled to spray water at the flushing flow; the preset flow rate and the preset rotating speed of the roller have a preset corresponding relation, and the flushing flow rate and the rotating speed n of the roller have a preset corresponding relation.

Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that this disclosure is not limited to the particular arrangements, instrumentalities and methods of implementation described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (13)

1. A laundry treatment apparatus provided with a shower washing program, comprising:

a drum and a shower, the drum comprising a drum peripheral wall (1); the spraying piece is arranged in the roller in a way of not rotating along with the roller and is used for spraying and washing clothes (4) in the roller;

The control module is configured to determine a spray flushing strategy according to the state parameters of the clothes (4) in the roller and control the roller to rotate in cooperation with the spraying of the spraying piece according to the spray flushing strategy when the clothes treatment equipment runs a spray flushing program;

Wherein the state parameter at least comprises the adhesion thickness of the clothes (4) in the roller, and the adhesion thickness is the radial thickness of the clothes (4) in the roller on the inner wall surface of the peripheral wall (1) of the roller when the clothes rotate along with the roller to reach the adhesion state; the rotational parameters of the drum associated with the spray rinse strategy include at least a rotational speed and a number of rotational cycles of the drum.

2. The laundry treatment apparatus of claim 1, wherein the laundry treatment apparatus is a wall-mounted laundry treatment apparatus; the roller further comprises a roller rear wall (2), wherein a plurality of scale marks which are distributed along the radial direction of the roller rear wall (2) by taking the center of the roller rear wall (2) as an origin are arranged on the inner wall surface of the roller rear wall (2), or a scale mark illumination device is arranged on the inner wall surface of the roller rear wall (2) or the inner wall surface of the roller peripheral wall (1), and the scale mark illumination device enables a light source to form a plurality of scale marks when illuminating on the inner wall surface of the roller rear wall (2);

the plurality of scale marks are formed by concentric circles arranged at intervals, a scale area is formed between every two adjacent scale marks, the plurality of scale marks form a plurality of scale areas, and the plurality of scale areas are used for determining the thickness of the wall.

3. Laundry treatment apparatus according to claim 2, characterized in that a plurality of said graduation marks are unevenly distributed in the radial direction of said drum rear wall (2), said graduation marks having a higher priority nearer to the centre of said drum rear wall (2); the scale lines close to the edge of the rear wall (2) of the roller are first scale lines, and a first scale area (31) is formed between the first scale lines and the edge of the rear wall (2) of the roller; a first graduation area (31), a second graduation area (32) and an nth graduation area are formed in sequence from outside to inside along the radial direction of the rear wall (2) of the roller, and each graduation area corresponds to one wall thickness.

4. A control method of a laundry treatment apparatus, characterized in that the laundry treatment apparatus is the laundry treatment apparatus according to any one of claims 1 to 3; when the clothes treatment equipment runs the spray rinsing program, the control method comprises the following steps:

Controlling the drum to rotate at a preset rotating speed and acquiring state parameters of clothes (4) in the drum;

determining a spray flushing strategy according to the state parameters;

and controlling the spray piece to start and controlling the roller to rotate according to the spray flushing strategy.

5. The control method of a laundry treatment apparatus according to claim 4, wherein the determining a spray rinsing strategy according to the state parameter comprises:

determining the number of rotation cycles according to the wall thickness;

determining a rotating speed n=Z/T according to a preset spraying duration T and a rotating cycle number Z;

The spray rinsing strategy is determined to be the number of rotational cycles Z by which the drum is rotated at the rotational speed n.

6. The control method of a laundry treatment apparatus according to claim 5, wherein the wall thickness comprises a plurality of preset thickness intervals, and the drum comprises a plurality of preset number of rotation cycles; the preset thickness interval and the preset rotation period number have a preset corresponding relation; the determining the number of rotation cycles according to the wall thickness comprises:

Determining a preset thickness interval in which the wall thickness is located;

determining a corresponding preset rotation period number according to a preset thickness interval in which the wall thickness is located and the preset corresponding relation;

and determining the corresponding preset rotation cycle number as the rotation cycle number Z.

7. A control method of a laundry treatment apparatus according to claim 5, characterized in that the state parameter further comprises a covering area of laundry (4), the (4) covering area of laundry being an area of the laundry (4) covering an inner wall surface of the drum peripheral wall (1); the rotation parameters of the drum related to the spray rinsing strategy also include the manner of rotation; the determining a spray rinsing strategy according to the state parameter comprises the following steps:

comparing the coverage area of the laundry (4) with the effective washing area of the drum;

determining the rotation mode according to the comparison result of the coverage area of the clothes (4) and the effective washing area of the drum;

the spray rinsing strategy is determined such that the drum is rotated by the number of rotation cycles Z in the rotational manner and at the rotational speed n.

8. The control method of a laundry treatment apparatus according to claim 7, wherein the rotation parameters of the drum related to the spray rinsing strategy further include a rotation angle range; determining the rotation pattern from the comparison of the coverage area of the laundry (4) and the effective washing area of the drum comprises:

When the coverage area of the clothes (4) is larger than or equal to the effective washing area of the roller, determining that the rotation mode is unidirectional rotation, and the corresponding spray washing strategy is that the roller rotates for Z circles at the rotating speed n;

when the coverage area of the clothes (4) is smaller than the effective washing area of the roller, determining that the rotation mode is bidirectional reciprocating rotation, and the corresponding spray washing strategy is that the roller rotates in a reciprocating manner for Z/2 times within a rotation angle range at the rotation speed n;

wherein the rotation angle is the maximum central angle corresponding to the outer contour of the clothes (4).

9. The control method of a laundry treatment apparatus according to claim 5, wherein the controlling the drum to rotate according to the spray rinsing strategy comprises:

When the roller is controlled to start rotating at the rotating speed n, recording the current rotating cycle number of the roller;

Comparing the current rotation cycle number with a rotation cycle number Z;

And when the current rotation cycle number reaches the rotation cycle number Z, controlling the roller and the spraying piece to stop.

10. A control method of a laundry treatment apparatus according to claim 4, characterized in that said obtaining a state parameter of the laundry (4) inside the drum comprises:

And determining the wall thickness according to the scale area covered by the outer contour of the clothes (4) in the roller.

11. The control method of a laundry treatment apparatus according to claim 4, wherein the laundry treatment apparatus is further provided with a dehydration program, the dehydration program including a speed-up phase; the spray rinsing program may be operated when the laundry treating apparatus is in the ramp-up stage.

12. The method of controlling a laundry treating apparatus according to claim 5, wherein the controlling the shower to activate and the drum to rotate according to the shower-washing strategy comprises:

Firstly controlling the rotating speed of the roller to be converted from the preset rotating speed to the rotating speed n, and then controlling the spraying piece to start and spraying water at the flushing flow; wherein, the flushing flow has a preset corresponding relation with the rotating speed n of the roller; or alternatively, the first and second heat exchangers may be,

Firstly controlling the spraying piece to start and spraying water at a preset flow rate, and then controlling the rotating speed of the roller to be converted from the preset rotating speed to a rotating speed n; when the roller rotates at the rotating speed n, the spraying piece is controlled to spray water at the flushing flow; the preset flow rate and the preset rotating speed of the roller have a preset corresponding relation, and the flushing flow rate and the rotating speed n of the roller have a preset corresponding relation.

13. A control method of a laundry treatment apparatus, the laundry treatment apparatus being the laundry treatment apparatus according to any one of claims 1 to 3; the control method is characterized by comprising the following steps:

in response to a spray rinsing instruction, controlling the drum to rotate at a preset rotating speed so that the clothes (4) in the drum are attached to the inner side of the drum peripheral wall (1);

acquiring the adhesion thickness and/or the adhesion layer number of the clothes (4) in the roller;

Determining the spraying rotating speed and the spraying turns of the roller according to the attaching thickness and/or the attaching layer number of the clothes (4) in the roller;

The roller is operated at the spraying rotating speed, the spraying piece is controlled to spray and wash clothes (4) in the roller, and the current rotation number of the roller is recorded;

when the current rotation number reaches the spraying number, controlling the roller and the spraying piece to stop;

Wherein the number of adhesion layers is a parameter characterizing the adhesion thickness.