CN112176681A - Clothes treatment device, control method of clothes treatment device, control device and control system - Google Patents
Clothes treatment device, control method of clothes treatment device, control device and control system Download PDFInfo
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- CN112176681A CN112176681A CN202011043046.3A CN202011043046A CN112176681A CN 112176681 A CN112176681 A CN 112176681A CN 202011043046 A CN202011043046 A CN 202011043046A CN 112176681 A CN112176681 A CN 112176681A
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- temperature
- accommodating cavity
- heaters
- air
- dried
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/32—Control of operations performed in domestic laundry dryers
- D06F58/34—Control of operations performed in domestic laundry dryers characterised by the purpose or target of the control
- D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
- D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/26—Heating arrangements, e.g. gas heating equipment
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/28—Air properties
- D06F2103/32—Temperature
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/52—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to electric heating means, e.g. temperature or voltage
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/28—Electric heating
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The application provides a clothes treatment device, a control method of the clothes treatment device, a control device and a system, the clothes treatment device comprises an electric heating unit and an accommodating cavity, the accommodating cavity is used for accommodating clothes to be dried, the heating unit comprises at least two heaters, the at least two heaters are connected in parallel, the sum of rated power of all the heaters is less than or equal to preset power, the heating unit is used for heating air, and the heated air enters the accommodating cavity to dry the clothes in the accommodating cavity. The clothes treatment device comprises at least two heaters which are connected in parallel, the rated power sum of all the heaters is basically consistent with the rated power of a single heater in the prior art, partial heaters in the heaters are controlled to be turned on and partial heaters are turned off, the heating and cooling processes of air in the drying process are ensured to be slow, the precision of temperature change is high, and then the adverse effect on the dehumidification efficiency caused by too fast temperature change is avoided.
Description
Technical Field
The present invention relates to the field of home appliances, and more particularly, to a laundry treatment apparatus, a control method of the laundry treatment apparatus, a control apparatus, and a system.
Background
In the existing washing and drying integrated machine, an independent high-power integral electric heater is generally selected for electric heating of air for drying, and the required hot air temperature requirement is achieved by controlling the on-off of the electric heater in the drying process.
Fig. 1 shows a partial structure of the washing and drying all-in-one machine, which includes a blower volute 101, an air electric heating pipe 102, an air inlet 103 and an air electric heating conductive end 104, dry cool air is blown to the air electric heating pipe 102 through the blower volute 101, and the clothes treatment device supplies power to the air electric heating conductive end 104, so that the cool air is heated by the air electric heating pipe 102 to become dry hot air, and the dry hot air is blown to the air inlet 103, thereby performing heat and humidity exchange to dry clothes. In the prior art, the washing and drying integrated machine generally only comprises one air electric heating pipe 102, and the electric heater is directly controlled to be started or stopped, so that the temperature change of drying inlet air controlled by the inlet air temperature sensing bulb is fast, the precision is poor, and the drying efficiency is influenced.
The above information disclosed in this background section is only for enhancement of understanding of the background of the technology described herein and, therefore, certain information may be included in the background that does not form the prior art that is already known in this country to a person of ordinary skill in the art.
Disclosure of Invention
The application mainly aims to provide a clothes treatment device, a control method of the clothes treatment device, a control device and a system, so as to solve the problems that the precision of the temperature change of drying inlet air controlled by a heater in the prior art is poor and the drying efficiency is influenced.
According to an aspect of an embodiment of the present invention, there is provided a clothes treating apparatus including an electric heating unit and a receiving chamber for receiving clothes to be dried, the heating unit including at least two heaters, at least two of the heaters being connected in parallel, a sum of rated powers of all the heaters being less than or equal to a predetermined power, the heating unit for heating air, the heated air entering the receiving chamber to dry the clothes in the receiving chamber.
Optionally, there are two of the heaters, and the two heaters are rated at different powers.
Optionally, the laundry processing apparatus further includes a temperature detection element and an air inlet duct, the air inlet duct is communicated with the accommodating chamber, and the temperature detection element is located in the air inlet duct or in the accommodating chamber.
According to another aspect of the embodiments of the present invention, there is also provided a control method of a laundry treatment apparatus, including: under the condition that a drying mode is entered and the temperature of air heated to enter an accommodating cavity is greater than or equal to a first preset temperature, determining whether clothes in the accommodating cavity are dried or not; in the case that the clothes are not dried, controlling the heating unit to be in a predetermined operation mode for at least a predetermined period of time, so that the temperature of the air heated and entering the accommodating cavity is in a predetermined temperature region until the clothes in the accommodating cavity are dried, wherein the predetermined operation mode is a mode in which a part of heaters in the heating unit are in an inactive state.
Optionally, the electric heating unit includes two heaters, a first heater and a second heater, wherein the rated power of the first heater is greater than the rated power of the second heater, and in the case that the laundry is not dried, the electric heating unit is controlled to be in a predetermined operation mode for at least a predetermined period of time, including: a determination step: determining whether the temperature of the air entering the accommodating cavity after being heated is lower than a second preset temperature; a first control step: under the condition that the temperature of the air entering the accommodating cavity after being heated is lower than the second preset temperature, the first heater is controlled to work and the second heater does not work until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the second preset temperature; a second control step: controlling the first heater to be out of operation and the second heater to be operated until the temperature of the air entering the accommodating cavity after heating is less than or equal to a third preset temperature, wherein the second preset temperature is greater than the third preset temperature; determining whether the laundry has been dried, and in case that the laundry has not been dried, repeating the determining step, the first controlling step, and the second controlling step at least once in sequence until the laundry has been dried.
Optionally, the electric heating unit includes two heaters, a first heater and a second heater, and in a case that the laundry is not dried, the electric heating unit is controlled to be in a predetermined operation mode for at least a predetermined period of time, including: a determination step: determining whether the temperature of the air entering the accommodating cavity after being heated is lower than a second preset temperature; a first control step: under the condition that the temperature of the air entering the accommodating cavity after being heated is lower than the second preset temperature, controlling the first heater to work and the second heater to work until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the second preset temperature; a second control step: controlling one of the two heaters to be out of operation and the other of the two heaters to work until the temperature of air entering the accommodating cavity after heating is less than or equal to a third preset temperature, wherein the second preset temperature is greater than the third preset temperature; determining whether the laundry has been dried, and in case that the laundry has not been dried, repeating the determining step, the first controlling step, and the second controlling step at least once in sequence until the laundry has been dried.
Optionally, in a case that the drying mode is entered and the temperature of the air heated to enter the accommodating chamber is greater than or equal to a first preset temperature, determining whether the laundry in the accommodating chamber is dried includes: determining whether the laundry treating apparatus satisfies a rapid temperature increase condition in case of entering a drying mode; determining whether the temperature of air entering the accommodating chamber after being heated is less than a fourth preset temperature, in case that the laundry treating apparatus satisfies a rapid temperature-up condition; under the condition that the temperature of the air entering the accommodating cavity after being heated is lower than the fourth preset temperature, controlling at least two heaters to be started until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the fourth preset temperature; determining whether the laundry in the accommodating chamber has been dried.
Optionally, after the laundry in the accommodating cavity is dried, the method further comprises: determining whether the temperature of the air entering the accommodating cavity after heating is greater than a fifth preset temperature; and under the condition that the temperature of the air which enters the accommodating cavity after being heated is higher than a fifth preset temperature, controlling all the heaters to be turned off until the temperature of the air which enters the accommodating cavity after being heated is lower than or equal to the fifth preset temperature.
According to still another aspect of the embodiments of the present invention, there is provided a control apparatus of a laundry treating apparatus, including: a first determining unit, configured to determine whether the laundry in the accommodating chamber has been dried, when the drying mode is entered and the temperature of the air heated into the accommodating chamber is greater than or equal to a first preset temperature; the first control unit is used for controlling the heating unit to be in a preset working mode at least for a preset time period under the condition that the clothes are not dried, so that the temperature of the air heated and entering the accommodating cavity is in the preset temperature area until the clothes in the accommodating cavity are dried, and the preset working mode is a mode that part of heaters in the heating unit are in an inactive state.
According to still another aspect of embodiments of the present invention, there is also provided a laundry treating apparatus system, including: any one of the clothes treatment devices, and a control device, which is connected with the electric heating unit of the clothes treatment device in a communication way and is used for executing any one of the control methods.
In the embodiment of the invention, the clothes treatment device comprises at least two heaters which are connected in parallel, the sum of rated power of all the heaters is basically consistent with the rated power of a single heater in the prior art, and by controlling the opening and closing of part of the heaters in the heaters, the temperature rising and lowering processes of air in the drying process are ensured to be slow, the temperature change precision is high, and further the adverse effect on the dehumidification efficiency caused by too fast temperature change is avoided.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 is a schematic view illustrating a partial structure of a laundry treating apparatus according to an embodiment of the present application;
fig. 2 shows a flowchart generated by a control method of a laundry treating apparatus according to an embodiment of the present application;
fig. 3 shows a flowchart of a predetermined operation mode generation of a control method of a laundry treating apparatus according to an embodiment of the present application;
fig. 4 shows a flowchart of a predetermined operation mode generation of a control method of a laundry treating apparatus according to an embodiment of the present application;
fig. 5 shows a flowchart generated by a rapid warm-up process of a control method of a laundry treating apparatus according to an embodiment of the present application;
fig. 6 shows a flowchart generated by a rapid cooling process of a control method of a laundry treating apparatus according to an embodiment of the present application;
fig. 7 is a schematic structural diagram illustrating a control device of a laundry treating device according to an embodiment of the present application;
fig. 8 shows a flowchart generated by a control method of a laundry treating apparatus according to an embodiment of the present application;
fig. 9 shows an intake air graph of a laundry treating apparatus according to an embodiment of the present application.
Wherein the figures include the following reference numerals:
10. a first determination unit; 20. a first control unit; 101. a fan volute; 102. an air electric heating pipe; 103. an air inlet; 104. the air electrically heats the conductive end.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.
As mentioned in the background of the invention, in the prior art, the precision of the heater for controlling the temperature of the drying inlet air is poor, which affects the drying efficiency.
According to an exemplary embodiment of the present application, there is provided a laundry treating apparatus including an electric heating unit and a receiving chamber for receiving laundry to be dried, the heating unit including at least two heaters, at least two of the heaters being connected in parallel, a sum of rated powers of all the heaters being less than or equal to a predetermined power, the heating unit heating air, and the heated air being introduced into the receiving chamber to dry the laundry in the receiving chamber.
The clothes treatment device comprises at least two heaters which are connected in parallel, the rated power sum of all the heaters is basically consistent with the rated power of a single heater in the prior art, and by controlling the opening of part of the heaters and the closing of part of the heaters, the temperature rising and reducing processes of the air in the drying process are ensured to be slow, the precision of temperature change is high, and further the adverse effect on the dehumidification efficiency caused by too fast temperature change is avoided.
It should be noted that the predetermined power may be different for different models, and generally, the predetermined power is less than or equal to 2000W, but of course, a person skilled in the art may determine the predetermined power corresponding to each model through many experiments.
Specifically, at least two of the heaters are connected in parallel and can be connected in series with a protection device of the clothes treatment device into a circuit, so that the heaters can be controlled independently without mutual interference, the aim that the heaters cannot work when the protection device acts is fulfilled, and the safety is guaranteed.
According to one embodiment of the present application, there are two of the heaters, and the two heaters have different power ratings. The two heaters with different rated powers are used for combined heating of air, the temperature can be guaranteed to rise slowly by controlling the opening of the heaters with smaller power when the temperature rises faster in the drying process, the temperature can be guaranteed to fall slowly by controlling the opening of the heaters with larger power when the temperature falls faster, the flexible control of the temperature change precision of the air entering the accommodating cavity is guaranteed, the temperature change rate of the air entering the accommodating cavity is further guaranteed to be smaller in the drying process, and the temperature change precision is guaranteed to be higher.
According to another embodiment of the present application, the laundry treating apparatus further includes a temperature detecting member and an air inlet duct, the air inlet duct is communicated with the accommodating chamber, and the temperature detecting member is located in the air inlet duct or in the accommodating chamber. The temperature detection element is positioned in the air inlet pipeline or the accommodating cavity, so that the detected temperature of the air entering the accommodating cavity is accurate, the clothes processing device can effectively control the heater to work according to the temperature obtained by the temperature detection element, the precision of the temperature change of the air heated by the heater is high, and the adverse effect on the dehumidification efficiency caused by too fast temperature change is further avoided.
According to an embodiment of the present application, there is provided a control method of the laundry treatment apparatus described above.
Fig. 2 is a flowchart generated by a control method of a laundry treating apparatus according to an embodiment of the present application. As shown in fig. 2, the method comprises the steps of:
step S101, when the drying mode is entered and the temperature of the air heated and entering the accommodating cavity is greater than or equal to a first preset temperature, determining whether the clothes in the accommodating cavity are dried;
step S102, in a case that the laundry is not dried, controlling the heating unit to be in a predetermined operation mode for at least a predetermined period of time, so that the temperature of the air heated and entering the accommodating cavity is in a predetermined temperature region until the laundry in the accommodating cavity is dried, wherein the predetermined operation mode is a mode in which a part of heaters in the heating unit are in an inactive state.
The control method of the clothes processing device controls the heating unit to maintain the preset working mode to work in the preset time period under the condition that the clothes are determined not to be dried, wherein part of the heaters do not work in the preset working mode, the temperature of the air heated and then entering the accommodating cavity is ensured to reach a preset temperature area, when the temperature of the air heated and then entering the accommodating cavity reaches the first preset temperature, the clothes are determined to be dried, and the work is stopped; moreover, the method ensures that the temperature of the air in the accommodating cavity is stably maintained within a preset temperature range until drying, so that the dehumidifying effect is better, and the dehumidifying efficiency is higher.
According to a specific embodiment of the present application, the electric heating unit includes two heaters, namely a first heater and a second heater, wherein a rated power of the first heater is greater than a rated power of the second heater, and the electric heating unit is controlled to be in a predetermined operation mode for at least a predetermined period of time when the laundry is not dried, and the method includes: a determination step: determining whether the temperature of the air entering the accommodating cavity after heating is lower than a second preset temperature; a first control step: under the condition that the temperature of the air which enters the accommodating cavity after being heated is lower than the second preset temperature, the first heater is controlled to work, and the second heater does not work until the temperature of the air which enters the accommodating cavity after being heated is higher than or equal to the second preset temperature; a second control step: controlling the first heater to be out of operation and the second heater to be operated until the temperature of the air entering the accommodating cavity after heating is less than or equal to a third preset temperature, wherein the second preset temperature is greater than the third preset temperature; determining whether the laundry has been dried, and in case that the laundry has not been dried, repeating the determining step, the first controlling step, and the second controlling step at least once in sequence until the laundry has been dried. In the method, under the condition that the temperature of the air heated and entering the accommodating cavity is lower than the second preset temperature, the first heater is controlled to work and the second heater does not work, until the temperature of the air heated and entering the accommodating cavity is higher than or equal to the second preset temperature, the first heater is controlled to not work and the second heater is controlled to work until the temperature of the air heated and entering the accommodating cavity is lower than or equal to a third preset temperature, the first heater and the second heater are repeatedly and alternately started until the clothes are dried, and the temperature of the air is basically stabilized between the third preset temperature and the second preset temperature range through the alternate starting of the first heater and the second heater, so that the dehumidification efficiency is improved.
Fig. 3 is a flowchart of a control method of the laundry treatment apparatus according to the embodiment of the present application, specifically, the laundry treatment apparatus enters a predetermined operation mode, first determines whether the laundry in the accommodating chamber is dried, and determines whether the temperature T of the heated air entering the accommodating chamber is less than a second preset temperature T2 in the case that the laundry in the accommodating chamber is not dried; and under the condition that T is less than T2, controlling the first heater with larger power to be switched on and the second heater with smaller power to be switched off, determining whether T is less than T2 again, controlling the first heater to be switched off and the second heater to be switched on when T is more than or equal to T2, determining whether the clothes are dried or not until the temperature T of the air entering the accommodating cavity after heating is less than or equal to the third preset temperature T3, namely T is less than or equal to T3, and repeating the flow of the figure 3 under the condition that the clothes are not dried until the clothes are dried. Wherein t2 > t 3.
According to another specific embodiment of the present application, the electric heating unit includes two heaters, a first heater and a second heater, and in a case that the laundry is not dried, the electric heating unit is controlled to be in a predetermined operation mode for at least a predetermined period of time, and the electric heating unit includes: a determination step: determining whether the temperature of the air entering the accommodating cavity after heating is lower than a second preset temperature; a first control step: under the condition that the temperature of the heated air entering the accommodating cavity is lower than the second preset temperature, controlling the first heater to work and the second heater to work until the temperature of the heated air entering the accommodating cavity is higher than or equal to the second preset temperature; a second control step: controlling one of the two heaters to be out of operation and the other of the two heaters to be operated until the temperature of the air entering the accommodating cavity after heating is less than or equal to a third preset temperature, wherein the second preset temperature is greater than the third preset temperature; determining whether the laundry has been dried, and in case that the laundry has not been dried, repeating the determining step, the first controlling step, and the second controlling step at least once in sequence until the laundry has been dried. The method comprises the steps of controlling the first heater to work and the second heater to work under the condition that the temperature of air entering the accommodating cavity after being heated is lower than the second preset temperature, controlling one of the two heaters to not work and the other of the two heaters to work until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the second preset temperature, repeating the alternating process of fully turning on the two heaters and turning on one of the first heater and the second heater until the clothes are dried, and ensuring that the temperature of the air is basically stabilized between the third preset temperature and the second preset temperature range through the alternating process of fully turning on the two heaters and turning on one of the two heaters, thereby being beneficial to improving the dehumidification efficiency.
Fig. 4 is a flowchart of a control method of the laundry treatment apparatus according to the embodiment of the present application, specifically, the laundry treatment apparatus enters a predetermined operation mode, first determines whether the laundry in the accommodating chamber is dried, and determines whether the temperature T of the heated air entering the accommodating chamber is less than a second preset temperature T2 in the case that the laundry in the accommodating chamber is not dried; in the case of T < T2, controlling the first heater with larger power and the second heater with smaller power to be simultaneously turned on, determining whether T is less than T2 again, controlling one of the two heaters to be turned on and the other to be turned off when T is more than or equal to T2 until the temperature T of the air entering the accommodating cavity after heating is less than or equal to the third preset temperature T3, namely T is less than or equal to T3, determining whether the clothes are dried, and repeating the flow of the figure 3 in the case that the clothes are not dried until the clothes are dried. Wherein t2 > t 3.
The first preset temperature is greater than or equal to the second preset temperature.
In a specific embodiment of the present application, in the case that the laundry in the accommodating chamber is dried after entering the drying mode and the temperature of the air heated to enter the accommodating chamber is greater than or equal to a first preset temperature, the determining step includes: determining whether the laundry treating apparatus satisfies a rapid temperature increase condition in case of entering a drying mode; determining whether the temperature of the air introduced into the accommodating chamber after being heated is less than a fourth preset temperature, in case that the laundry treating apparatus satisfies a rapid temperature-up condition; under the condition that the temperature of the air heated and entering the accommodating cavity is lower than the fourth preset temperature, controlling at least two heaters to be started until the temperature of the air heated and entering the accommodating cavity is higher than or equal to the fourth preset temperature; determining whether the clothes in the accommodating cavity are dried. According to the method, the at least two heaters are controlled to be started under the condition that the temperature of the air in the accommodating cavity is determined to be lower than the fourth preset temperature, so that the air in the accommodating cavity can be rapidly heated, and the drying efficiency is improved.
Fig. 5 is a fast warm-up flowchart of the control method of the laundry treating apparatus according to the embodiment of the present application, specifically, in a case where the laundry treating apparatus enters the drying mode, it is determined whether the laundry treating apparatus satisfies a fast warm-up condition, in a case where the laundry treating apparatus satisfies the fast warm-up condition, it is determined whether a temperature T of air entering the accommodating chamber after heating is less than a fourth preset temperature T4, and in a case where T < T4, two of the heaters are controlled to be turned on until T ≧ T4, and the fast warm-up process is ended. Of course, the control method may also control the turning on of more than two heaters.
In another specific embodiment of the present application, after the laundry in the accommodating chamber is dried, the method further includes: determining whether the temperature of the air entering the accommodating cavity after being heated is greater than a fifth preset temperature; and under the condition that the temperature of the air heated and entering the accommodating cavity is higher than the fifth preset temperature, controlling all the heaters to be turned off until the temperature of the air heated and entering the accommodating cavity is lower than or equal to the fifth preset temperature. According to the method, all the heaters are controlled to be turned off under the condition that the temperature of the air which enters the accommodating cavity after being heated is determined to be higher than the fifth preset temperature, so that the air in the accommodating cavity can be quickly cooled after drying is finished, the waiting time from drying to taking of clothes is shortened, and the clothes drying efficiency is improved.
Fig. 6 is a flowchart of a rapid cooling process of the control method of the laundry processing apparatus according to the embodiment of the present application, specifically, after the laundry in the accommodating chamber is dried, it is determined whether the temperature T of the air entering the accommodating chamber after heating is greater than a fifth preset temperature T5, and in case that T > T5, two heaters are controlled to be turned off until T ≦ T4, and the rapid cooling process is ended. Of course, the control method may also control two or more heaters to be turned off.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.
The embodiment of the present application further provides a control device of a clothes treatment device, and it should be noted that the control device of the clothes treatment device of the embodiment of the present application can be used for executing the control device for the clothes treatment device provided by the embodiment of the present application. The following describes a control device of a laundry treatment device according to an embodiment of the present application.
Fig. 7 is a schematic view of a control device of a laundry treating device according to an embodiment of the present application. As shown in fig. 7, the apparatus includes a first determining unit 10 and a first control unit 20, wherein the first determining unit 10 is configured to determine whether the laundry in the accommodating chamber has been dried when the drying mode is entered and the temperature of the air heated to enter the accommodating chamber is greater than or equal to a first preset temperature; the first control unit 20 is configured to control the heating unit to be in a predetermined operation mode for at least a predetermined period of time when the laundry is not dried, so that the temperature of the air heated and entering the accommodating cavity is in the predetermined temperature range until the laundry in the accommodating cavity is dried, where the predetermined operation mode is a mode in which a part of heaters in the heating unit is in an inactive state.
The first determining unit in the control device determines that the clothes in the accommodating cavity are dried by determining that the temperature of the air in the accommodating cavity is greater than or equal to a first preset temperature, the first control unit controls the heating unit to be in a preset working mode for at least a preset time period under the condition that the clothes are not dried, part of the heaters in the preset working mode are in a non-working state, so that the temperature of the air which is heated and enters the accommodating cavity is in the preset temperature area until the clothes in the accommodating cavity are dried, part of the heaters in the heating unit are in a non-working state and are in a working state, and the temperature of the air in the accommodating cavity is ensured to be stabilized in a certain temperature range by the alternate working of the heaters, so that the temperature change range is smaller, thereby ensuring good dehumidification effect.
According to a specific embodiment of the present application, the electric heating unit includes two heaters, namely a first heater and a second heater, wherein a rated power of the first heater is greater than a rated power of the second heater, and the first control unit includes a first determining module, a first control module, a second control module and a second determining module, wherein the first determining module is configured to determine whether a temperature of air entering the accommodating chamber after being heated is less than a second preset temperature; the first control module is used for controlling the first heater to work and the second heater to not work under the condition that the temperature of the air which enters the accommodating cavity after being heated is lower than the second preset temperature until the temperature of the air which enters the accommodating cavity after being heated is higher than or equal to the second preset temperature; the second control module is used for controlling the first heater to be out of work and the second heater to work until the temperature of the air entering the accommodating cavity after heating is less than or equal to a third preset temperature, and the second preset temperature is greater than the third preset temperature; the second determining module is configured to determine whether the laundry is dried, and if the laundry is not dried, the first determining module, the first controlling module, and the second controlling module are sequentially and repeatedly executed at least once until the laundry is dried. The device controls the first heater to work and the second heater to do not work under the condition that the temperature of the air entering the accommodating cavity after being heated is lower than the second preset temperature, the first heater is controlled to do not work and the second heater is controlled to work until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the second preset temperature, the first heater and the second heater are repeatedly turned on alternately until the clothes are dried, the temperature of the air is guaranteed to be basically stabilized between the third preset temperature and the second preset temperature range through the alternate turning on of the first heater and the second heater, and the dehumidification efficiency is further improved.
According to another specific embodiment of the present application, the electric heating unit includes two heaters, namely a first heater and a second heater, and the first control unit further includes a third determining module, a third control module, a fourth control module and a fourth determining module, wherein the third determining module is configured to determine whether a temperature of air entering the accommodating chamber after being heated is less than a second preset temperature; the third control module is used for controlling the first heater to work and the second heater to work under the condition that the temperature of the heated air entering the accommodating cavity is lower than the second preset temperature until the temperature of the heated air entering the accommodating cavity is higher than or equal to the second preset temperature; the fourth control module is used for controlling one of the two heaters to be out of work and the other of the two heaters to work until the temperature of air entering the accommodating cavity after heating is less than or equal to a third preset temperature, and the second preset temperature is greater than the third preset temperature; the fourth determining module is configured to determine whether the laundry is dried, and if the laundry is not dried, the third determining module, the third controlling module and the fourth controlling module are repeatedly executed at least once in sequence until the laundry is dried. The device controls the first heater to work and the second heater to work under the condition that the temperature of the air which enters the accommodating cavity after being heated is lower than the second preset temperature, controls one of the two heaters to not work and the other of the two heaters to work until the temperature of the air which enters the accommodating cavity after being heated is higher than or equal to the second preset temperature, repeats the alternating process of the whole opening of the two heaters and the opening of one of the first heater and the second heater until the clothes are dried, and ensures that the temperature of the air is basically stabilized between the third preset temperature and the second preset temperature range through the alternating process of the whole opening of the two heaters and the opening of one of the two heaters, thereby being beneficial to improving the dehumidification efficiency.
The first preset temperature is greater than or equal to the second preset temperature.
According to still another specific embodiment of the present application, the first determining unit includes a fifth determining module, a sixth determining module, a fifth controlling module and a sixth determining module, wherein the fifth determining module is configured to determine whether the laundry processing device satisfies a rapid warming condition when entering the drying mode; the sixth determining module is configured to determine whether the temperature of the air entering the accommodating chamber after being heated is less than a fourth preset temperature, when the laundry treating apparatus satisfies a rapid temperature rise condition; the fifth control module is used for controlling the at least two heaters to be started under the condition that the temperature of the air which enters the accommodating cavity after being heated is lower than the fourth preset temperature until the temperature of the air which enters the accommodating cavity after being heated is higher than or equal to the fourth preset temperature; the sixth determining module is configured to determine whether the laundry in the accommodating cavity is dried. The device controls the at least two heaters to be started under the condition that the temperature of the air in the accommodating cavity is determined to be lower than the fourth preset temperature, so that the air in the accommodating cavity can be rapidly heated, and the drying efficiency is improved.
According to another specific embodiment of the present application, the first control unit further includes a seventh determining module and a sixth control module, wherein the seventh determining module is configured to determine whether a temperature of the air entering the accommodating cavity after being heated is greater than a fifth preset temperature; the sixth control module is configured to control all the heaters to be turned off when the temperature of the air heated and entering the accommodating cavity is greater than the fifth preset temperature, until the temperature of the air heated and entering the accommodating cavity is less than or equal to the fifth preset temperature. The above-mentioned device is greater than under the condition of above-mentioned fifth predetermined temperature through the temperature of confirming the above-mentioned air that gets into after the heating, and all above-mentioned heaters of control are closed, have guaranteed that the above-mentioned air that holds the intracavity can rapid cooling after the stoving is accomplished, have shortened the stoving and have accomplished the latency of the clothing of taking, and then have improved the efficiency of accomplishing the clothing stoving.
The control device of the laundry treatment apparatus includes a processor and a memory, the first determining unit 10 and the first control unit 20 are stored in the memory as program units, and the processor executes the program units stored in the memory to realize corresponding functions.
The processor comprises a kernel, and the kernel calls the corresponding program unit from the memory. The kernel can be set to one or more than one, and the problem that the precision of the temperature change of the drying inlet air controlled by the heater in the prior art is poor and the drying efficiency is influenced is solved by adjusting the kernel parameters.
The memory may include volatile memory in a computer readable medium, Random Access Memory (RAM) and/or nonvolatile memory such as Read Only Memory (ROM) or flash memory (flash RAM), and the memory includes at least one memory chip.
An embodiment of the present invention provides a storage medium having a program stored thereon, the program implementing the control method of the laundry treating apparatus described above when executed by a processor.
The embodiment of the invention provides a processor, which is used for running a program, wherein the program runs to execute a control method of the clothes treatment device.
The embodiment of the invention provides equipment, which comprises a processor, a memory and a program which is stored on the memory and can run on the processor, wherein when the processor executes the program, at least the following steps are realized:
step S101, when the drying mode is entered and the temperature of the air heated and entering the accommodating cavity is greater than or equal to a first preset temperature, determining whether the clothes in the accommodating cavity are dried;
step S102, in a case that the laundry is not dried, controlling the heating unit to be in a predetermined operation mode for at least a predetermined period of time, so that the temperature of the air heated and entering the accommodating cavity is in a predetermined temperature region until the laundry in the accommodating cavity is dried, wherein the predetermined operation mode is a mode in which a part of heaters in the heating unit are in an inactive state.
The device herein may be a server, a PC, a PAD, a mobile phone, etc.
The present application further provides a computer program product adapted to perform a program of initializing at least the following method steps when executed on a data processing device:
step S101, when the drying mode is entered and the temperature of the air heated and entering the accommodating cavity is greater than or equal to a first preset temperature, determining whether the clothes in the accommodating cavity are dried;
step S102, in a case that the laundry is not dried, controlling the heating unit to be in a predetermined operation mode for at least a predetermined period of time, so that the temperature of the air heated and entering the accommodating cavity is in a predetermined temperature region until the laundry in the accommodating cavity is dried, wherein the predetermined operation mode is a mode in which a part of heaters in the heating unit are in an inactive state.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the above-described division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit may be stored in a computer-readable storage medium if it is implemented in the form of a software functional unit and sold or used as a separate product. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the above methods according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
There is also provided, in accordance with an embodiment of the present application, a laundry treating apparatus system, including: the laundry treatment apparatus may further include a control device communicatively connected to the electric heating unit of the laundry treatment apparatus, wherein the control device is configured to execute any one of the control methods.
Above-mentioned clothing processing apparatus system can control a plurality of above-mentioned heaters through above-mentioned clothing processing apparatus and above-mentioned controlling means and all open or open in turn, when satisfying stoving initial stage rapid heating up and stoving completion rapid cooling for the temperature that gets into the above-mentioned air that holds the intracavity among the drying process can slow rise with descend and maintain in certain stable range, thereby it is less to have guaranteed drying temperature's variation range, the precision is higher, and then stable drying, dehumidification effect has been improved. Meanwhile, the clothes treatment device system enables the temperature control range of the drying inlet air to be variable by controlling the plurality of heaters to be turned on completely or alternately, and can meet the drying inlet air temperature requirements of various loads.
In order to make the technical solutions of the present application more clearly understood by those skilled in the art, the following description will be given with reference to specific embodiments.
Example 1
Forming a flow chart as shown in fig. 8, firstly selecting a drying mode, determining whether a rapid heating condition is reached, performing a rapid heating process under the condition that the rapid heating condition is reached, ending the rapid heating process when T is more than or equal to T4, determining whether a preset working mode is entered, alternately starting a first heater and a second heater according to the flow chart of fig. 4 or fig. 5, determining whether the clothes are dried, determining that the clothes are dried, performing a rapid cooling process, and completing the drying.
An intake air curve diagram is generated as shown in fig. 9, where (T2, T3) is a dual-heater drying temperature control interval in an embodiment of the present application, (T1, T2) is a single-heater drying temperature control interval, curve S1 is a single-heater heating intake air temperature curve, S2 is a dual-heater heating intake air temperature curve generated according to the flow of fig. 4, and S3 is a dual-heater heating intake air temperature curve generated according to the flow of fig. 5.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
1) the application provides a clothing processing apparatus, above-mentioned clothing processing apparatus is through the parallelly connected above-mentioned heater of at least two, and the rated power sum of all above-mentioned heaters is less than above-mentioned predetermined power, guaranteed that all above-mentioned heaters can open simultaneously among the drying process, the aforesaid air after the heating of above-mentioned heater gets into above-mentioned holding chamber and carries out the clothing and dry, can control the whole opening or the alternative opening of above-mentioned heater of at least two as required among the drying process, the intensification of above-mentioned air among the assurance drying process and the cooling process all comparatively slowly and can maintain in certain temperature range, thereby make the temperature variation scope of above-mentioned air after the heating less, the precision is higher, and then improve dehumidification efficiency.
2) The present application provides a control method of the laundry treating apparatus, which, in case that it is determined that the laundry is not dried, controlling the heating unit to maintain the predetermined operation mode for the predetermined period of time, in the preset working mode, part of the heaters do not work to ensure that the temperature of the air which enters the accommodating cavity after being heated reaches a preset temperature area, when the temperature of the air heated into the accommodating cavity reaches the first preset temperature, determining that the clothes are dried, stopping the operation, and controlling part of the heaters in the heating unit to be out of operation and part of the heaters to be operated to ensure that the temperature of the air in the accommodating cavity rises and falls slowly and the temperature change precision is high, thereby avoiding the adverse effect on the dehumidification efficiency caused by too fast temperature change; moreover, the method ensures that the temperature of the air in the accommodating cavity is stably maintained within a preset temperature range until drying, so that the dehumidifying effect is better, and the dehumidifying efficiency is higher.
3) The present application further provides a control device of the laundry processing apparatus, wherein the first determining unit in the control device determines that the laundry in the accommodating chamber is dried by determining that the temperature of the air in the accommodating chamber is greater than or equal to a first preset temperature, the first control unit controls the heating unit to be in a predetermined operation mode for at least a predetermined period of time when the laundry is not dried, a part of the heaters in the predetermined operation mode are in an off state, so that the temperature of the air heated and entering the accommodating chamber is in the predetermined temperature region until the laundry in the accommodating chamber is dried, and the control device controls a part of the heaters in the heating unit to be in an off state and a part of the heaters in an on state, so as to ensure that the temperature of the air in the accommodating chamber is stabilized within a certain temperature range through the alternate operation of the heaters, the temperature change range is small, and the dehumidification effect is good.
4) The application still provides a clothing processing apparatus system, above-mentioned clothing processing apparatus system can control a plurality of above-mentioned heaters through above-mentioned clothing processing apparatus and above-mentioned controlling means and open or open in turn, satisfy stoving initial stage rapid heating up and stoving when accomplishing rapid cooling, make the temperature that gets into the above-mentioned air that holds the intracavity among the drying process can slow rise with descend and maintain in certain stable range, thereby it is less to have guaranteed that drying temperature's variation range, the precision is higher, and then stable drying, the dehumidification effect has been improved. Meanwhile, the clothes treatment device system enables the temperature control range of the drying inlet air to be variable by controlling the plurality of heaters to be turned on completely or alternately, and can meet the drying inlet air temperature requirements of various loads.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A clothes treatment device is characterized by comprising an electric heating unit and an accommodating cavity, wherein the accommodating cavity is used for accommodating clothes to be dried, the heating unit comprises at least two heaters, at least two heaters are connected in parallel, the sum of rated power of all the heaters is less than preset power, the heating unit is used for heating air, and the heated air enters the accommodating cavity to dry the clothes in the accommodating cavity.
2. The laundry treating apparatus according to claim 1, wherein there are two heaters, and the two heaters are different in power rating.
3. The laundry treating apparatus according to claim 1, further comprising a temperature detecting member and an air inlet duct, the air inlet duct communicating with the accommodating chamber, the temperature detecting member being located in the air inlet duct or in the accommodating chamber.
4. A control method of a laundry treating apparatus according to any one of claims 1 to 3, comprising:
under the condition that a drying mode is entered and the temperature of air heated to enter an accommodating cavity is greater than or equal to a first preset temperature, determining whether clothes in the accommodating cavity are dried or not;
in the case that the clothes are not dried, controlling the heating unit to be in a predetermined operation mode for at least a predetermined period of time, so that the temperature of the air heated and entering the accommodating cavity is in a predetermined temperature region until the clothes in the accommodating cavity are dried, wherein the predetermined operation mode is a mode in which a part of heaters in the heating unit are in an inactive state.
5. The method of claim 4, wherein the electrical heating unit comprises two of the heaters, a first heater and a second heater, wherein the first heater is rated for a power rating greater than the power rating of the second heater,
in case the laundry is not dried, controlling the heating unit to be in a predetermined operation mode for at least a predetermined period of time, including:
a determination step: determining whether the temperature of the air entering the accommodating cavity after being heated is lower than a second preset temperature;
a first control step: under the condition that the temperature of the air entering the accommodating cavity after being heated is lower than the second preset temperature, the first heater is controlled to work and the second heater does not work until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the second preset temperature;
a second control step: controlling the first heater to be out of operation and the second heater to be operated until the temperature of the air entering the accommodating cavity after heating is less than or equal to a third preset temperature, wherein the second preset temperature is greater than the third preset temperature;
determining whether the laundry has been dried, and in case that the laundry has not been dried, repeating the determining step, the first controlling step, and the second controlling step at least once in sequence until the laundry has been dried.
6. The method of claim 4, wherein the electrical heating unit comprises two of the heaters, a first heater and a second heater,
in case the laundry is not dried, controlling the heating unit to be in a predetermined operation mode for at least a predetermined period of time, including:
a determination step: determining whether the temperature of the air entering the accommodating cavity after being heated is lower than a second preset temperature;
a first control step: under the condition that the temperature of the air entering the accommodating cavity after being heated is lower than the second preset temperature, controlling the first heater to work and the second heater to work until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the second preset temperature;
a second control step: controlling one of the two heaters to be out of operation and the other of the two heaters to work until the temperature of air entering the accommodating cavity after heating is less than or equal to a third preset temperature, wherein the second preset temperature is greater than the third preset temperature;
determining whether the laundry has been dried, and in case that the laundry has not been dried, repeating the determining step, the first controlling step, and the second controlling step at least once in sequence until the laundry has been dried.
7. The method according to any one of claims 4 to 6, wherein in the case that the drying mode is entered and the temperature of the air heated into the accommodating chamber is greater than or equal to a first preset temperature, determining whether the laundry in the accommodating chamber has been dried comprises:
determining whether the laundry treating apparatus satisfies a rapid temperature increase condition in case of entering a drying mode;
determining whether the temperature of air entering the accommodating chamber after being heated is less than a fourth preset temperature, in case that the laundry treating apparatus satisfies a rapid temperature-up condition;
under the condition that the temperature of the air entering the accommodating cavity after being heated is lower than the fourth preset temperature, controlling at least two heaters to be started until the temperature of the air entering the accommodating cavity after being heated is higher than or equal to the fourth preset temperature;
determining whether the laundry in the accommodating chamber has been dried.
8. The method of any one of claims 4 to 6, wherein after the laundry within the receiving cavity is dried, the method further comprises:
determining whether the temperature of the air entering the accommodating cavity after heating is greater than a fifth preset temperature;
and under the condition that the temperature of the air which enters the accommodating cavity after being heated is higher than a fifth preset temperature, controlling all the heaters to be turned off until the temperature of the air which enters the accommodating cavity after being heated is lower than or equal to the fifth preset temperature.
9. A control device of a laundry treating apparatus according to any one of claims 1 to 3, comprising:
a first determining unit, configured to determine whether the laundry in the accommodating chamber has been dried, when the drying mode is entered and the temperature of the air heated into the accommodating chamber is greater than or equal to a first preset temperature;
the first control unit is used for controlling the heating unit to be in a preset working mode at least for a preset time period under the condition that the clothes are not dried, so that the temperature of the air heated and entering the accommodating cavity is in a preset temperature area until the clothes in the accommodating cavity are dried, and the preset working mode is a mode that part of heaters in the heating unit are in an inactive state.
10. A laundry treating device system, comprising:
the laundry treating apparatus of any one of claims 1 to 3,
a control device communicatively connected with the electric heating unit of the laundry treating apparatus, the control device being configured to perform the control method of any one of claims 4 to 8.
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