CN115726154A - Laundry appliance and control method thereof - Google Patents

Abstract

The invention relates to the technical field of clothes washing, and particularly provides a clothes washing device and a control method thereof, aiming at solving the problems that the structure of the existing clothes washing device is too complex in order to realize multiple functions, bacteria are easy to breed in a cylinder after the clothes washing is finished, and the secondary washing for use is influenced. For this purpose, the laundry equipment comprises a drum assembly, a fan, an air inlet pipeline and an air outlet pipeline, wherein one end of the air inlet pipeline is communicated with the outside, the other end of the air inlet pipeline is communicated with the drum assembly through a first branch and a second branch, the air outlet pipeline is used for communicating the drum assembly with the outside, the fan is arranged on the air inlet pipeline and/or the air outlet pipeline, and a first on-off valve and an auxiliary agent adding component are sequentially arranged on the second branch along the air flowing direction. According to the invention, bacteria breeding caused by residual water in the cylinder assembly can be avoided, secondary washing of a user can be prevented from being influenced, air drying and odor removal and other special treatment can be carried out on clothes, the product structure is simplified, the structural design of the product is prevented from being complicated, and the use experience of the user is improved.

Description

Laundry appliance and control method thereof

Technical Field

The invention relates to the technical field of clothes washing, and particularly provides a clothes washing device and a control method thereof.

Background

Laundry devices are laundry processing devices capable of washing, rinsing, dehydrating and/or drying laundry, some of which also have air washing functions, and various types of laundry devices, such as the most common drum washing machine, pulsator washing machine and washing and drying machine, are available.

Taking a drum washing machine as an example, the existing drum washing machine comprises an outer drum and an inner drum, when washing, a certain amount of water is injected into the outer drum, then the inner drum drives clothes to turn over, washing of the clothes is achieved, and the drum washing machine simulates the principle design that a stick hammer strikes the clothes. The washing and drying integrated machine is at least additionally provided with a drying system on the basis of the traditional drum washing machine, so that the drum washing machine has a drying function, and air washing can be realized in part of machine types. With the continuous improvement of the production technology level and the continuous increase of the user demand, the user needs for the drum washing machine not only to wash and dry the laundry, for example, the user wants to sterilize and deodorize the laundry, or wants to leave the fragrance of the laundry, when the laundry is sterilized and deodorized, a sterilizing device is generally installed on the drum washing machine, for example, a steam generator is added to the drum washing machine, the laundry is sterilized and deodorized by introducing steam into the outer drum, or when the laundry is allowed to leave the fragrance, the user generally puts the fragrance agent into the laundry treating agent box, and the laundry is fragranced in the washing process.

And, the drum washing machine itself also has the problem that after the washing is finished, residual water is on the inner wall of the drum washing machine, which is very easy to breed bacteria when being used for a long time, if only the door glass is opened, the effect of naturally drying the outer drum and the window pad is very limited, and the window pad contains a wrinkle part, which is very unfavorable for the emission of water vapor.

Therefore, there is a need in the art for a new laundry device and a control method thereof to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to solve the technical problems that the structure of the existing washing equipment is too complex to realize multifunction, bacteria are easy to breed in a cylinder after washing is finished, and secondary washing is influenced.

In a first aspect, the present invention provides a laundry appliance, comprising a drum assembly, a blower, an air inlet pipeline and an air outlet pipeline, wherein one end of the air inlet pipeline is communicated with the outside and the other end of the air inlet pipeline is communicated with the drum assembly through a first branch and a second branch, the air outlet pipeline is used for communicating the drum assembly with the outside, the blower is arranged on the air inlet pipeline and/or the air outlet pipeline, and a first on-off valve and an auxiliary agent adding member are sequentially arranged on the second branch along the air flowing direction.

In a preferred embodiment of the laundry device, the auxiliary adding member includes a box body communicated with the second branch and an opening/closing member for opening/closing the box body.

In a preferred embodiment of the laundry device, the box body is disposed on an inner sidewall of a front panel of a cabinet of the laundry device, the front panel is formed with an auxiliary agent inlet communicated with the box body, and the opening/closing member is a box cover pivotally or slidably connected to the auxiliary agent inlet.

In a preferred technical scheme of the laundry device, the laundry device further comprises a valve assembly, and the valve assembly can control the on-off of the air inlet pipeline and the air outlet pipeline.

In a preferred technical scheme of the laundry device, the valve assembly comprises a second on-off valve arranged on the air inlet pipeline and used for controlling the on-off of the air inlet pipeline and a third on-off valve arranged on the air outlet pipeline and used for controlling the on-off of the air outlet pipeline.

In the above-mentioned laundry device's preferred technical scheme, valve module is including valve casing and the separation mechanism that has independent air inlet chamber and air-out chamber each other, the air inlet chamber intercommunication is in on the air inlet pipe way, the air-out chamber intercommunication is in on the air-out pipeline, separation mechanism sets up to can with the air inlet chamber with the air-out chamber is the separation simultaneously.

In the preferable technical scheme of the above laundry device, the blocking mechanism comprises a driving motor, a first blocking member and a second blocking member, the output shaft of the driving motor is connected with the first blocking member and the second blocking member at the same time, the first blocking member is arranged in the air inlet cavity, the second blocking member is arranged in the air outlet cavity, and the driving motor can drive the first blocking member and the second blocking member to move simultaneously so as to block the air inlet cavity and the air outlet cavity.

In the preferred technical scheme of above-mentioned laundry equipment, the air outlet in air inlet chamber with the air intake in air-out chamber is located same one side of valve casing, driving motor can drive first separation piece with second separation piece moves simultaneously so that first separation piece covers the air outlet in air inlet chamber and makes second separation piece covers the air intake in air-out chamber.

In a preferred technical scheme of the laundry device, the drum assembly comprises an outer drum and a window pad which are connected, the first branch and the second branch are both communicated with the window pad, and the air outlet pipeline is communicated with the outer drum.

In a second aspect, the present invention also provides a method for controlling a laundry device, the laundry device comprising a drum assembly, a blower, an air inlet duct and an air outlet duct, the air inlet duct having one end communicating with the outside and the other end communicating with the drum assembly through a first branch and a second branch, the air outlet duct communicating the drum assembly with the outside, the blower being provided on the air inlet duct and/or the air outlet duct, the second branch being provided with a first on-off valve and an auxiliary agent addition member in order along an air flow direction,

the control method comprises the following steps:

under the condition that the laundry equipment executes a fresh air program, acquiring an input auxiliary clothes processing instruction;

and if the input assistant clothes treatment instruction is acquired, opening the fan and the first on-off valve.

Under the condition of adopting the technical scheme, the air blower can be started after clothes are washed, and external air is introduced into the barrel assembly through the air inlet pipeline, so that the barrel assembly is dried in the absence of clothes, bacteria are prevented from breeding in the barrel assembly due to residual water, secondary washing of a user is prevented from being influenced, or the clothes are dried in the presence of the clothes to remove odor, the user is prevented from forgetting to remember that the clothes are smelly, in addition, fragrance, sterilizing particles and the like can be placed into the auxiliary adding component when special treatments such as fragrance adding, sterilizing and the like are needed for the clothes, fragrance substances and sterilizing substances are brought into the barrel assembly under the action of air flowing, the clothes in the barrel assembly are flavored, sterilized and the like, and the corresponding substance particles are only needed to be placed into the auxiliary adding component when the treatments such as fragrance adding, sterilizing and the like are needed, so that the structure of a product is simpler, the ventilation opportunity can be flexibly mastered, for example, fragrance adding can be carried out after the clothes are finished, the clothes are not needed to be added by means of a washing agent, the influence of the clothes on the special treatment of the clothes during the clothes washing process is avoided, and the clothes treating effect of the clothes is improved.

Further, through setting up the box body on the inside wall of box front panel, then can be convenient for the user at laundry equipment's the place ahead addition auxiliary agent through lid switching box body, simplify user's operation, further promote user's use and experience.

Further, can control the break-make of air inlet pipe way and air-out pipeline through the valve module, prevent that external dirty from entering into a section of thick bamboo subassembly, guarantee that the clothing in a section of thick bamboo subassembly handles the clean environment, further promote user experience.

Further, can drive the transmission shaft through driving motor and rotate and then realize the rotation of first baffler and second baffler to the separation in the time of realizing air inlet chamber and air-out chamber, through such setting, not only can realize the separation in the time of air inlet pipeline and air-out pipeline, adopt the rotation drive mode to reduce the space that the valve module needs to occupy as far as possible moreover, more be favorable to laundry equipment overall space structure's layout design, and simple structure, easily manufacturing.

Furthermore, the first baffle plate is driven by the driving motor to cover the air outlet of the air inlet cavity so as to realize the separation of the air inlet cavity and the drum assembly, and the second baffle plate can cover the air inlet of the air outlet cavity so as to realize the separation of the air inlet cavity and the drum assembly.

Further, first branch road and second branch road all with window pad intercommunication, go out air pipe way and urceolus intercommunication for the outside air can be followed the window pad and got into, air-dries the window pad earlier, then air-dries the urceolus again, and the moist air is discharged via the play air pipe way at last, makes urceolus and window pad can be air-dried by the while, avoids causing secondary pollution when the user carries out secondary washing to the clothing, influences user's use and experiences.

Drawings

The preferred embodiments of the present invention will now be described with reference to the accompanying drawings, in conjunction with a drum washing machine, wherein:

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

FIG. 2 is a schematic structural view of another embodiment of the drum washing machine according to the present invention;

FIG. 3 is a first schematic structural view of an embodiment of the valve assembly of the present invention;

fig. 4 is a second structural schematic diagram of the valve assembly embodiment of the present invention.

Detailed Description

First, it should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. For example, although the present invention has been described in conjunction with a drum washing machine, it is apparent that the technical principles of the present invention are also applicable to a washing and drying machine, or a multiple laundry treating apparatus, and the adjustment or modification of the application objects do not constitute a limitation of the present invention, and should be limited within the scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "middle", "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "communicating" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Based on the problems that the structure of the existing drum washing machine is too complex and the secondary washing of the drum is easily affected after the washing is finished, the invention provides a drum washing machine and a control method thereof, aiming at preventing the bacteria from being generated in the drum assembly due to residual water, avoiding the secondary washing of a user from being affected, carrying out air drying and odor removal and other special treatment on clothes, avoiding the structural design of products from being complicated and improving the use experience of the user.

Specifically, as shown in fig. 1 and 2, the drum washing machine of the present invention includes a box 1 and a drum assembly disposed in the box 1, the drum assembly includes an inner drum 2, an outer drum 3 and a window gasket 4, the inner drum 2 is rotatably disposed in the outer drum 3, the window gasket 4 connects an opening of the outer drum 3 with a laundry input opening of the box 1, the inner drum 2 can be directly driven to rotate by a direct drive motor, and the inner drum 2 can be further driven to rotate by a belt driven by the motor. The tub 3 serves to receive wash water, the tub 2 serves to turn laundry, and the window gasket 4 ensures sealing between the tub 3 and the cabinet 1.

It should be noted that, the conventional washing procedure of the drum washing machine includes a washing process, a rinsing process, a dewatering process and a draining process, in some drum washing machines, the washing procedure may omit the dewatering process, and such adjustment or change of the conventional washing procedure of the drum washing machine does not limit the present invention, and should be limited within the protection scope of the present invention, wherein, the washing process may generate a great amount of foam due to the existence of detergent/washing powder, and after the draining process is finished, the inner surface of the outer tub 3 and the inner surface of the window mat 4 may have residual water.

As shown in fig. 1 and 2, the drum washing machine of the present invention further includes a blower fan 5, an air inlet duct 6 and an air outlet duct 7, wherein one end of the air inlet duct 6 communicates with the outside and the other end communicates with the drum assembly through a first branch 61 and a second branch 62, the air outlet duct 7 communicates the drum assembly with the outside, the blower fan 5 is disposed on the air inlet duct 6 and/or the air outlet duct 7, and the second branch 62 is sequentially provided with a first on-off valve 8 and an auxiliary agent adding member along the air flowing direction. The fan 5 can be independently arranged on the air inlet pipeline 6, also can be independently arranged on the air outlet pipeline 7, or simultaneously arranged on the air inlet pipeline 6 and the air outlet pipeline 7, namely, the air inlet pipeline 6 and the air outlet pipeline 7 are both provided with the fan 5, after at least one of the two fans 5 is started, outside air can enter the barrel assembly through the air inlet pipeline 6 and then flows back to the outside from the air outlet pipeline 7, so that the air drying of the barrel assembly is realized, the phenomenon that the barrel assembly has residual water to breed bacteria and influence the secondary washing of a user after the washing is finished is avoided, or the air drying nursing is carried out on clothes, and the peculiar smell of the clothes is removed. In a preferred case, the first branch 61 and the second branch 62 are both communicated with the window mat 4, the air outlet pipe 7 is communicated with the outer tub 3, that is, when the drum washing machine executes a fresh air program, fresh air enters through the window mat 4 and is discharged from the outer tub 3, the first branch 61 is preferably communicated with the corrugated portion of the window mat 4, so that the fresh air can dry the corrugated portion of the window mat 4, thereby improving the drying effect on the window mat 4, avoiding residual water in the window mat 4, and the communication positions of the first branch 61 and the second branch 62 with the window mat 4 are preferably arranged apart from each other, that is, not adjacently arranged, for example, the first branch 61 can be communicated with the upper left of the window mat 4 and the second branch 62 can be communicated with the upper right of the window mat 4 as viewed from the right front of the box 1.

Preferably, the first on-off valve 8 is an electromagnetic valve, and the control of the controller on the electromagnetic valve can be realized through the communication between the electromagnetic valve and the controller of the drum washing machine, so as to realize the on-off of the second branch 62, of course, the first on-off valve 8 can also adopt a structure that a rotating motor is connected with a valve plate, that is, an output shaft of the rotating motor is connected with the valve plate, and the rotating motor can drive the valve plate to rotate under the control of the controller, so as to open and close the second branch 62, and a person skilled in the art can flexibly set the specific structure of the first on-off valve 8 in practical application, as long as the on-off of the second branch 62 can be realized through the first on-off valve 8.

Preferably, the auxiliary agent adding component comprises a box body 9 communicated with the second branch 62 and a switching part for opening and closing the box body 9, namely, the box body 9 is provided with an air inlet and an air outlet, the air inlet and the air outlet of the box body 9 are communicated with the second branch 62, the box body 9 is used for accommodating an auxiliary agent, the opening and closing of the box body 9 can be realized through the switching part, and then the auxiliary agent is added into the box body 9, according to the requirements of users, the auxiliary agent can be aromatherapy, or can be sterilization particles, or can be other preparations capable of treating clothes, and the form of the auxiliary agent can be liquid or solid. Alternatively, the above-mentioned box 9 may be replaced by a receiving groove formed on the second branch 62, and a person skilled in the art may flexibly set a specific structure of the auxiliary agent adding member in practical use. In a more preferable case, the box body 9 is disposed on an inner side wall of a front panel of the cabinet 1, an auxiliary agent input port communicating with the box body 9 is formed on the front panel, the opening and closing member is a box cover pivotally or slidably connected to the auxiliary agent input port, and the auxiliary agent input port may be circular or square in shape. Optionally, the shape of the auxiliary agent feeding opening is circular or square, the opening edge of the auxiliary agent feeding opening is connected with the box cover through a rotating shaft, and the box cover can be turned up to open the auxiliary agent feeding opening and turned down to close the auxiliary agent feeding opening. Optionally, the shape of the auxiliary agent input port is square, a pair of side openings of the auxiliary agent input port are provided with slide rails, the box cover is connected with the auxiliary agent input port through the slide rails, and the box cover can slide to open the auxiliary agent input port and slide to close the auxiliary agent input port. Of course, alternatively, the box 9 may be mounted at other positions of the box 1, and the opening/closing member may be an opening/closing valve provided on the box 9.

Preferably, the drum washing machine further comprises a valve assembly, wherein the valve assembly can control the on-off of the air inlet pipeline 6 and the air outlet pipeline 7, namely, the controller can control the valve assembly to control the on-off of the air inlet pipeline 6 and the air outlet pipeline 7. Wherein, two valve structures which are driven independently can be used for respectively controlling the opening and closing of the air inlet pipeline 6 and the air outlet pipeline 7, and one valve structure which is driven can also be used for simultaneously controlling the opening and closing of the air inlet pipeline 6 and the air outlet pipeline 7.

As shown in fig. 1, in a possible case, the valve assembly comprises a second on-off valve 10 provided on the intake duct 6 for controlling the on-off of the intake duct 6 and a third on-off valve 11 provided on the outlet duct 7 for controlling the on-off of the outlet duct 7. Namely, the second on-off valve 10 for controlling the on-off of the air inlet pipeline 6 and the third on-off valve 11 for controlling the on-off of the air outlet pipeline 7 are independent from each other. The second on-off valve 10 can be an electromagnetic valve, and the control of the controller on the electromagnetic valve can be realized through the communication between the electromagnetic valve and the controller of the drum washing machine, so that the on-off of the air inlet pipeline 6 is realized, of course, the second on-off valve 10 can also adopt a structure that a rotating motor is connected with a valve plate, namely, an output shaft of the rotating motor is connected with the valve plate, and the rotating motor can drive the valve plate to rotate under the control of the controller, so that the air inlet pipeline 6 is opened and closed, a skilled person in the art can flexibly set the specific structure of the second on-off valve 10 in practical application, as long as the on-off of the air inlet pipeline 6 can be realized through the second on-off valve 10. Similarly, third shut-off valve 11 can be the solenoid valve, can realize through solenoid valve and drum type washing machine's controller communication that the controller is to the solenoid valve control, thereby realize the break-make of wind pipeline 7, of course, third shut-off valve 11 can also adopt the structure that rotation motor and valve plate are connected, the output shaft that rotates the motor promptly is connected with the valve plate, it can drive the valve plate and rotate to rotate the motor under the control of controller, thereby switching air outlet pipeline 7, the technical personnel in the art can set up the concrete structure of third shut-off valve 11 in practical application in a flexible way, as long as can realize through third shut-off valve 11 that the break-make of wind pipeline 7 can.

As shown in fig. 1, 3 and 4, in another possible case, the valve assembly includes a valve housing 12 having a supply air chamber 121 and a discharge air chamber 122 that are independent of each other, the supply air chamber 121 communicating with the supply air line 6 and the discharge air chamber 122 communicating with the discharge air line 7, and a blocking mechanism configured to block both the supply air chamber 121 and the discharge air chamber 122. The driving motor 13 may be a rotary motor that finally outputs a rotational force, or may be a linear motor that finally outputs a linear driving force. For example, in a preferred case, the driving motor 13 is connected to the transmission shaft, the first blocking member 14 is a first blocking plate, the second blocking member 15 is a second blocking plate, the first blocking plate and the second blocking plate are both disposed on the transmission shaft, and the driving motor 13 can drive the transmission shaft to rotate so that the first blocking plate and the second blocking plate rotate simultaneously. That is, the driving motor 13 is a rotating motor, and the driving motor 13 can drive the transmission shaft to rotate, the transmission shaft drives the first blocking plate and the second blocking plate to rotate at the same time, the air inlet 121a and the air outlet 121b of the air inlet cavity 121 may be located on opposite sides of the air inlet cavity 121, or may be located on adjacent sides of the air inlet cavity 121, and similarly, the air inlet 122a and the air outlet 122b of the air outlet cavity 122 may be located on opposite sides of the air outlet cavity 122, or may be located on adjacent sides of the air outlet cavity 122. In a preferred case, the air outlet 121b of the air inlet cavity 121 and the air inlet 122a of the air outlet cavity 122 are disposed on the same side of the valve housing 12, that is, the air outlet 121b of the air inlet cavity 121 and the air inlet 122a of the air outlet cavity 122 are located on the same side, the driving motor 13 drives the transmission shaft to rotate so that the first blocking plate can cover the air outlet 121b of the air inlet cavity 121 to block the air inlet duct 6, and the second blocking plate can cover the air inlet 122a of the air outlet cavity 122 to block the air duct 7, and since the air outlet 121b of the air inlet cavity 121 and the air inlet 122a of the air outlet cavity 122 are respectively covered, even if foam is generated during the washing process of the drum washing machine, the foam cannot enter the air inlet cavity 121 and the air outlet cavity 122, and further preferably, the first blocking plate and the second blocking plate can cover the air outlet 121a of the air inlet cavity 121 and the air outlet cavity 122 when the air inlet 121 and the air outlet 122a of the air inlet cavity 122 are both covered by the first blocking plate, and the second blocking plate can cover the air outlet 122a of the air inlet cavity 121 and the air outlet cavity 122, and the sealing gasket can cover the air outlet cavity 122. In other examples, the gasket on the first barrier plate may be replaced with a gasket capable of corresponding to the shape of the outlet opening 121b of the air inlet chamber 121, and the gasket on the second barrier plate may be replaced with a gasket capable of corresponding to the shape of the inlet opening 122a of the air outlet chamber 122.

Preferably, a driving shaft passes through the air outlet chamber 122 and the air inlet chamber 121 from the outside in sequence from one side of the valve housing 12, and the driving shaft is rotatably provided on a partition plate partitioning the air inlet chamber 121 and the air outlet chamber 122. In a possible case, a first through hole is formed at one side of the valve housing 12 where the air outlet chamber 122 is formed, a second through hole is formed on the partition plate, the transmission shaft sequentially passes through the first through hole and the second through hole, a portion of the transmission shaft located between the first through hole and the second through hole (i.e., a portion located in the air outlet chamber 122) is connected to the second blocking plate, and a portion of the transmission shaft passing through the second through hole (i.e., a portion located in the air inlet chamber 121) is connected to the first blocking plate. In addition, the transmission shaft may be connected to an edge of the first barrier plate and an edge of the second barrier plate, so that the rotation of the transmission shaft realizes synchronous swing rotation of the first barrier plate and the second barrier plate. In addition, the opposite side that valve casing 12 set up first through-hole can also set up the third through-hole, and the end that stretches out of transmission shaft can be located the third through-hole, through such setting for can support the transmission shaft through first through-hole, second through-hole and third through-hole jointly, improve the stability of supporting. The driving motor 13 is located outside the valve housing 12 and can be connected to the cabinet 1 of the drum washing machine through a mounting bracket, or the driving motor 13 is directly welded to the cabinet 1 of the drum washing machine. In other examples, the shaft may also pass through the air inlet chamber 121 and the air outlet chamber 122 from the outside in sequence from one side of the valve housing 12.

Alternatively, the driving motor 13 is a linear motor, the first blocking member 14 is a first blocking plate, the second blocking member 15 is a second blocking plate, a first slot communicated with the air inlet cavity 121 and a second slot communicated with the air outlet cavity 122 are respectively formed on the same side of the valve housing 12, the first blocking plate is in plug-in fit with the first slot, and the second blocking plate is in plug-in fit with the second slot, the linear motor can drive the first blocking plate and the second blocking plate to linearly move synchronously, when the air inlet cavity 121 and the air outlet cavity 122 need to be blocked, the linear motor drives the first blocking plate to be inserted into the air inlet cavity 121 from the first slot, and then the air inlet 121a and the air outlet 121b of the air inlet cavity 121 are blocked from each other by the first blocking plate, and simultaneously drives the second blocking plate to be inserted into the air outlet cavity 122 from the second slot, and then the air inlet 122a and the air outlet 122b of the air outlet cavity 122 are blocked from each other by the second blocking plate. In the above, the linear motor may be replaced by a hydraulic cylinder, an air cylinder, or the like.

In another aspect, the present invention also provides a control method of a laundry device, the control method including: under the condition that the drum washing machine executes a fresh air program, acquiring an input auxiliary clothes treatment instruction; if the inputted assistant laundry treating command is acquired, the blower 5 and the first on-off valve 8 are opened. In the invention, the fresh air program can be automatically executed by the roller washing machine after the washing is finished, or can be executed after the user selects and confirms, and the assistant clothes processing instruction can be automatically input by the user in the running process of the fresh air program, or can be executed after the user selects the fresh air program and further inputs whether to execute the assistant clothes processing instruction. In a preferred situation, after the drum washing machine washes the clothes, the user is prompted to take out the clothes, if the user does not take the clothes and selects fresh air drying, the drum washing machine executes a fresh air program to dry the clothes by using outside air to remove smell, if the user opens the door to take the clothes, the drum washing machine automatically executes the fresh air program to dry the outer drum 3 and the window pad 4 after the user closes the door, and in the process of drying and removing the smell of the clothes, if the user inputs an auxiliary clothes treatment instruction, the first on-off valve 8 is opened. In addition, the control method of the present invention may further include: after the input auxiliary agent clothes treatment instruction is acquired, the drum washing machine judges whether an auxiliary agent exists in the auxiliary agent adding component, if the auxiliary agent does not exist, an alarm prompt is sent to remind a user of supplementing, if the auxiliary agent exists, the type of the auxiliary agent can be identified, and a corresponding clothes treatment program is automatically matched according to the type of the auxiliary agent. The mode of judging whether the auxiliary agent exists can be detection judgment through a weight sensor or judgment after collection through an image collection device, and the type of the auxiliary agent can be identified by collection through the image collection device and judgment or detection judgment through an odor sensor.

Preferably, a heating element is provided inside the adjuvant addition member, the heating element being selectively turned on, and the control method of the present invention may further include: identifying a type of adjuvant; if the type of the auxiliary agent is the type requiring heating, the heating element is turned on; if the type of adjuvant is of a type that does not require heating, the heating element is switched off. It is of course also possible that the user selects the activation of the heating element so as to increase the content of adjuvant entrained in the air in the second branch 62 and thus to increase the special treatment effect on the laundry. The fragrance may be heated, for example by a heating element, to enhance the fragrancing effect on the garment.

Preferably, when the type of the auxiliary agent is sterilization particles, the sterilization procedure may be added before the washing procedure of the drum washing machine, or between the washing procedure and the rinsing procedure, or between two rinsing procedures, specifically, the sterilization procedure may be started to ensure that no water or a small amount of water is in the outer tub 3, for example, the water does not pass through the bottommost portion of the inner tub 2, and then the sterilization procedure is started to open the first on-off valve 8 and the fan 5, so that the sterilization components in the sterilization particles are brought into the outer tub 3 by using the outside air to sterilize the laundry for a period of time (for example, 5 minutes or 10 minutes), and then the subsequent washing procedure is executed.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is apparent to those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.

Claims (10)

1. The utility model provides a laundry equipment, its characterized in that, laundry equipment includes a section of thick bamboo subassembly, fan, air inlet pipeline and air-out pipeline, air inlet pipeline one end and external intercommunication and the other end through first branch road and second branch road with section of thick bamboo subassembly intercommunication, air-out pipeline will section of thick bamboo subassembly and external intercommunication, the fan sets up air inlet pipeline and/or on the air-out pipeline, the second is gone up and is set gradually first on-off valve and auxiliary agent along the air flow direction and add the component.

2. A laundry appliance according to claim 1, wherein the auxiliary adding means includes a box body communicating with the second branch passage and a shutter for opening and closing the box body.

3. A laundry appliance as claimed in claim 2, wherein the box body is provided on an inner side wall of a front panel of a cabinet of the laundry appliance, the front panel is formed with an auxiliary agent inlet communicating with the box body, and the opening and closing member is a lid pivotally or slidably connected to the auxiliary agent inlet.

4. The laundry appliance of claim 1, further comprising a valve assembly configured to open and close the air inlet duct and the air outlet duct.

5. The laundry appliance according to claim 4, wherein the valve assembly includes a second on-off valve disposed on the air inlet pipeline for controlling on-off of the air inlet pipeline and a third on-off valve disposed on the air outlet pipeline for controlling on-off of the air outlet pipeline.

6. A laundry appliance according to claim 4, wherein the valve assembly comprises a valve housing having separate inlet and outlet chambers, the inlet chamber communicating with the inlet duct and the outlet chamber communicating with the outlet duct, and a blocking mechanism arranged to block both the inlet and outlet chambers.

7. The laundry appliance according to claim 6, wherein the blocking mechanism includes a driving motor, a first blocking member and a second blocking member, an output shaft of the driving motor is connected to the first blocking member and the second blocking member simultaneously, the first blocking member is disposed in the air inlet chamber, the second blocking member is disposed in the air outlet chamber, and the driving motor can drive the first blocking member and the second blocking member to move simultaneously to block the air inlet chamber and the air outlet chamber.

8. The laundry appliance of claim 7, wherein the air outlet of the air inlet chamber and the air inlet of the air outlet chamber are located on the same side of the valve housing, and the driving motor can drive the first barrier and the second barrier to move simultaneously so that the first barrier covers the air outlet of the air inlet chamber and the second barrier covers the air inlet of the air outlet chamber.

9. A laundry appliance as claimed in any one of claims 1 to 8, wherein the drum assembly comprises a connected outer drum and window pads, the first and second branches each communicating with the window pads, and the outlet duct communicating with the outer drum.

10. A control method of laundry equipment is characterized in that the laundry equipment comprises a drum assembly, a fan, an air inlet pipeline and an air outlet pipeline, one end of the air inlet pipeline is communicated with the outside, the other end of the air inlet pipeline is communicated with the drum assembly through a first branch and a second branch, the air outlet pipeline is used for communicating the drum assembly with the outside, the fan is arranged on the air inlet pipeline and/or the air outlet pipeline, a first on-off valve and an auxiliary agent adding component are sequentially arranged on the second branch along the air flowing direction,

the control method comprises the following steps:

under the condition that the laundry equipment executes a fresh air program, acquiring an input auxiliary clothes processing instruction;

and if the input auxiliary clothes treatment instruction is acquired, opening the fan and the first on-off valve.

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