阅读说明：本技术 用于空调器风道自清洁的方法及装置、空调器、存储介质 (Method and device for self-cleaning air duct of air conditioner, air conditioner and storage medium ) 是由 王玉林 肖克强 豆红飞 于 2021-07-13 设计创作，主要内容包括：本申请涉及智能家电技术领域,公开一种用于空调器风道自清洁的方法,空调器的室内换热器具有多个分流段,多个分流段分为第一部分和第二部分,第一部分的分流段的个数大于或等于1；方法包括：在制冷模式下,控制第一部分的各分流段内的冷媒流量不同于第二部分的各分流段内的冷媒流量,以使室内换热器的表面产生冷凝水；贯流风扇将滴落在其上的冷凝水甩至风道表面,以对风道表面进行清洁。通过控制多个分流段中的一部分的分流段内的冷媒流量,不同于其他分流段内的冷媒流量,使室内换热器表面产生冷凝水,贯流风扇将冷凝水甩至风道表面,达到清洗风道的目的,实现了风道的自清洁。本申请还公开一种用于空调器风道自清洁的装置、空调器及存储介质。(The application relates to the technical field of intelligent household appliances, and discloses a method for self-cleaning an air duct of an air conditioner, wherein an indoor heat exchanger of the air conditioner is provided with a plurality of shunting sections, the shunting sections are divided into a first part and a second part, and the number of the shunting sections of the first part is more than or equal to 1; the method comprises the following steps: in a refrigeration mode, controlling the refrigerant flow in each flow dividing section of the first part to be different from the refrigerant flow in each flow dividing section of the second part so as to generate condensed water on the surface of the indoor heat exchanger; and the cross flow fan throws the condensed water dropping on the cross flow fan to the surface of the air channel so as to clean the surface of the air channel. The flow rate of the refrigerant in one of the plurality of flow distribution sections is controlled to be different from the flow rates of the refrigerants in other flow distribution sections, so that the surface of the indoor heat exchanger generates condensed water, the through-flow fan throws the condensed water onto the surface of the air channel, the purpose of cleaning the air channel is achieved, and the self-cleaning of the air channel is realized. The application also discloses a device for automatically cleaning the air duct of the air conditioner, the air conditioner and a storage medium.)

1. A method for self-cleaning an air duct of an air conditioner is characterized in that an indoor heat exchanger of the air conditioner is provided with a plurality of flow dividing sections, the flow dividing sections are divided into a first part and a second part, and the number of the flow dividing sections of the first part is more than or equal to 1; the method comprises the following steps:

in a refrigeration mode, controlling the refrigerant flow in each flow dividing section of the first part to be different from the refrigerant flow in each flow dividing section of the second part, so that condensed water is generated on the surface of the indoor heat exchanger;

and the cross flow fan throws the condensed water dropping on the cross flow fan to the surface of the air channel so as to clean the surface of the air channel.

2. The method according to claim 1, characterized in that the starting position of each partial flow section of the first part is provided with a throttle device;

the controlling of the refrigerant flow rate in each flow dividing section of the first part to be different from the refrigerant flow rate in each flow dividing section of the second part comprises:

and controlling the opening of the throttling device to enable the refrigerant flow in the shunting section corresponding to the throttling device to be smaller than the refrigerant flow in the shunting section without the throttling device.

3. The method according to claim 2, wherein the number of the flow dividing sections of the first part is more than 1, and the controlling the throttle opening of the throttle device comprises:

and controlling the opening degree of each throttling device to be the same or different.

4. The method of claim 2, wherein each of the flow splitting sections is provided with a temperature sensor;

the controlling the opening degree of the throttle device includes:

acquiring the temperature detected by each temperature sensor in real time;

and reducing the opening degree of the throttling device, so that the difference between the temperature of the shunting section without the throttling device and the temperature of the shunting section with the throttling device is greater than a preset temperature value.

5. The method according to claim 4, wherein the controlling the opening degree of the throttle device further comprises:

and controlling the opening of the throttling device to ensure that the temperature of a flow dividing section provided with the throttling device is higher than the dew point temperature.

6. The method according to any one of claims 1 to 5, wherein a water pan is provided inside an indoor unit of the air conditioner or outside the indoor unit;

after the cross flow fan throws the condensate water dropping on the cross flow fan to a duct surface, the method further includes:

and draining the sewage on the surface of the air channel into the water receiving tray.

7. An apparatus for air conditioner duct self-cleaning, comprising a processor and a memory storing program instructions, wherein the processor is configured to perform the method for air conditioner duct self-cleaning as claimed in any one of claims 1 to 6 when executing the program instructions.

8. An air conditioner, comprising:

an indoor unit;

the indoor heat exchanger is arranged in the indoor unit and is provided with a plurality of flow distribution sections; the number of the shunting sections of the first part is more than or equal to 1;

the throttling device is arranged at the initial position of each flow dividing section of the first part;

each shunting section is provided with the temperature sensor independently;

the cross-flow fan is arranged below the indoor heat exchanger;

the water receiving tray is arranged on the inner side of the indoor unit or the outer side of the indoor unit;

the apparatus for self-cleaning an air conditioner duct as claimed in claim 7.

9. The air conditioner according to claim 8,

the throttling device is an expansion valve.

10. A storage medium storing program instructions, characterized in that, when executed, perform the method for air conditioner duct self-cleaning as claimed in any one of claims 1 to 6.

Technical Field

The application relates to the technical field of intelligent household appliances, for example, to a method and a device for self-cleaning an air duct of an air conditioner, the air conditioner and a storage medium.

Background

After the air conditioner is used for a long time, dust can be accumulated on the surface inside the air duct, and if the dust is not cleaned in time, the using effect of the air conditioner can be influenced, and the body health of a user can also be influenced.

At present, the method for cleaning dust usually comprises the steps of manually disassembling the air conditioner and then cleaning, but the manual cleaning is time-consuming and labor-consuming, is very inconvenient, and has a narrow air duct opening and is not easy to clean.

Disclosure of Invention

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a method and a device for self-cleaning an air conditioner air duct, an air conditioner and a storage medium, so as to improve the convenience of cleaning the air conditioner air duct.

In some embodiments, the indoor heat exchanger of the air conditioner has a plurality of flow dividing sections, the plurality of flow dividing sections are divided into a first part and a second part, and the number of the flow dividing sections of the first part is greater than or equal to 1; the method comprises the following steps: in a refrigeration mode, controlling the refrigerant flow in each flow dividing section of the first part to be different from the refrigerant flow in each flow dividing section of the second part, so that condensed water is generated on the surface of the indoor heat exchanger; and the cross flow fan throws the condensed water dropping on the cross flow fan to the surface of the air channel so as to clean the surface of the air channel.

In some embodiments, the apparatus comprises: a processor and a memory storing program instructions, the processor being configured to, upon execution of the program instructions, perform the aforementioned method for air conditioner duct self-cleaning.

In some embodiments, the air conditioner includes: an indoor unit; the indoor heat exchanger is arranged in the indoor unit and is provided with a plurality of flow distribution sections; the number of the shunting sections of the first part is more than or equal to 1; the throttling device is arranged at the initial position of each flow dividing section of the first part; each shunting section is provided with the temperature sensor independently; the cross-flow fan is arranged below the indoor heat exchanger; the water receiving tray is arranged on the inner side of the indoor unit or the outer side of the indoor unit; the device for self-cleaning the air duct of the air conditioner is disclosed.

In some embodiments, the storage medium stores program instructions that, when executed, perform the aforementioned method for air conditioner duct self-cleaning.

The method and the device for automatically cleaning the air duct of the air conditioner, the air conditioner and the storage medium provided by the embodiment of the disclosure can realize the following technical effects:

the refrigerant flow in a part of the shunting sections in the plurality of shunting sections is controlled to be different from the refrigerant flow in other shunting sections, so that the temperature difference exists between the shunting sections, and the temperature difference exists in the air around the shunting sections; when the refrigerant flows through the inner side of the air duct, high-temperature air and low-temperature air are converged to generate a large amount of condensed water, and the condensed water is attached to the lower surface of the indoor heat exchanger and finally drops on the cross flow fan; the operation of the cross-flow fan throws the condensate water to the surface of the air channel, so that the effect of cleaning the air channel is achieved, the self-cleaning of the air channel is realized, manual disassembly and cleaning are not needed, and the operation is more convenient.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a side view of an air conditioner provided in an embodiment of the present disclosure;

fig. 2 is a flow diagram of an indoor heat exchanger provided by an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a method for self-cleaning an air duct of an air conditioner according to an embodiment of the present disclosure;

FIG. 4 is a schematic diagram of a method for self-cleaning a duct of an air conditioner according to an embodiment of the present disclosure, in which an opening degree of a throttle device is controlled;

FIG. 5 is a schematic diagram of another method for self-cleaning a duct of an air conditioner according to an embodiment of the present disclosure, in which the opening degree of a throttling device is controlled;

FIG. 6 is a schematic diagram of another method for self-cleaning air conditioner ducts provided by an embodiment of the present disclosure;

fig. 7 is a schematic diagram of an apparatus for self-cleaning a duct of an air conditioner according to an embodiment of the present disclosure.

Reference numerals:

10. an indoor unit; 20. an indoor heat exchanger; 21. a flow splitting section; 22. a liquid inlet pipe; 23. an air outlet pipe; 30. a throttling device; 40. a cross-flow fan; 50. a water pan; 60. an electric heating device.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, 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 present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The term "plurality" means two or more unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

The term "correspond" may refer to an association or binding relationship, and a corresponds to B refers to an association or binding relationship between a and B.

Referring to fig. 1, an embodiment of the present disclosure provides a schematic diagram of an air conditioner. The air conditioner includes: indoor unit 10, indoor heat exchanger 20, throttling device 30, temperature sensor, cross-flow fan 40 and water collector 50. The indoor heat exchanger 20 is provided in the indoor unit 10, the cross-flow fan 40 is provided below the indoor heat exchanger 20, and the water receiving tray 50 is provided inside the indoor unit 10 or outside the indoor unit 10. An electric heating device 60 is disposed below the indoor heat exchanger 20, and the electric heating device 60 belongs to a metal element.

Referring to fig. 2, the indoor heat exchanger 20 has a plurality of flow dividing sections 21, liquid inlets of the plurality of flow dividing sections 21 are converged and communicated with a liquid inlet pipe 22, and simultaneously, gas outlets of the plurality of flow dividing sections 21 are converged and communicated with a gas outlet pipe 23. In the normal cooling mode, the low-temperature refrigerant enters from the liquid inlet pipe 22, flows into each of the branch sections 21, passes through the indoor heat exchanger 20, becomes a gaseous state, and enters the gas outlet pipe 23. The plurality of flow-splitting segments 21 are divided into a first part and a second part, wherein the number of the flow-splitting segments 21 of the first part is greater than or equal to 1.

The beginning position of each flow dividing section 21 of the first part is provided with a throttling device 30, preferably, the throttling device 30 is an expansion valve, and the expansion valve can be an electronic expansion valve. When the number of the flow dividing sections 21 of the first part is 1, the throttle device 30 is arranged at the starting position of the 1 flow dividing sections 21; in case the number of the diverging sections 21 of the first part is larger than 1, 1 throttling device 30 is separately provided at the starting position of each diverging section 21. Since the throttle device 30 is not provided in each of the second partial flow dividing segments 21, the refrigerant flow rates in the second partial flow dividing segments 21 are the same. In each of the flow dividing sections 21 of the first portion and each of the flow dividing sections 21 of the second portion, each of the flow dividing sections 21 is individually provided with 1 temperature sensor for detecting the temperature of the corresponding flow dividing section 21.

In the embodiment of the present disclosure, by adjusting the opening degree of the throttling device 30, the flow rate of the refrigerant in the flow dividing section 21 corresponding to the throttling device 30 can be adjusted; the temperature difference exists between the branch sections 21 by controlling the refrigerant flow rate in a part of the branch sections 21 in the plurality of branch sections 21 to be different from the refrigerant flow rate in other branch sections 21, so that the temperature difference exists in the air around the branch sections 21; when the refrigerant flows through the inner side of the air duct, the high-temperature air and the low-temperature air are converged to generate a large amount of condensed water, and the condensed water is attached to the lower surface of the indoor heat exchanger 20 and finally drops on the cross flow fan 40; the through-flow fan 40 operates to throw the condensate water to the surface of the air channel, so that the purpose of cleaning the air channel is achieved, self-cleaning of the air channel is achieved, manual disassembly and cleaning are not needed, and the device is convenient and fast.

Referring to fig. 3, an embodiment of the present disclosure provides a method for self-cleaning an air duct of an air conditioner, including:

and S01, in the cooling mode, the air conditioner controls the refrigerant flow rate in each flow dividing section of the first part to be different from the refrigerant flow rate in each flow dividing section of the second part, so that condensed water is generated on the surface of the indoor heat exchanger.

And S02, the air conditioner controls the cross flow fan to throw the condensed water dropping on the cross flow fan to the surface of the air channel so as to clean the surface of the air channel.

Under the condition that the air conditioner operates in a refrigeration mode, controlling the refrigerant flow in each flow dividing section of the first part to be different from the refrigerant flow in each flow dividing section of the second part, so that the temperature difference exists between the air around each flow dividing section of the first part and the air around each flow dividing section of the second part; when the refrigerant flows through the inner side of the air duct, high-temperature air and low-temperature air are intersected to generate a large amount of condensed water, and the condensed water is attached to the lower surface of the indoor heat exchanger and finally drops on the cross flow fan. Generally, an electric heating device is arranged below the indoor heat exchanger, the electric heating device belongs to a metal element, in a cooling mode, cold air is blown onto the electric heating device, the surface temperature of the electric heating device can be quickly reduced, therefore, condensate water is easily produced on the surface of the electric heating device, and the condensate water produced on the surface of the electric heating device and the condensate water produced on the lower surface of the indoor heat exchanger drop on the cross flow fan together. And the cross flow fan operates to throw the condensed water to the surface of the air channel so as to clean the surface of the air channel.

In the embodiment of the disclosure, the refrigerant flow in one part of the plurality of flow dividing sections is controlled to be different from the refrigerant flow in the other part of the plurality of flow dividing sections, so that the lower surface of the indoor heat exchanger generates condensed water, and the condensed water finally drops on the cross flow fan; through the operation of the cross-flow fan, condensate water is thrown to the surface of the air channel, so that the purpose of cleaning the air channel is achieved, the self-cleaning of the air channel is realized, manual disassembly and cleaning are not needed, and the device is more convenient and fast.

Optionally, S01, the controlling, by the air conditioner, the refrigerant flow rate in each of the flow dividing sections of the first portion to be different from the refrigerant flow rate in each of the flow dividing sections of the second portion includes:

the air conditioner controls the opening of the throttling device, so that the refrigerant flow in the shunting section corresponding to the throttling device is smaller than the refrigerant flow in the shunting section without the throttling device.

As for the indoor heat exchanger, the starting position of each flow dividing section of the first part is provided with a throttling device, and generally, the starting position of 1 or 2 flow dividing sections is provided with a throttling device. The flow of the refrigerant in the flow dividing section can be adjusted by controlling the opening of the throttling device. And controlling the opening of the throttling device to ensure that the refrigerant flow in the shunting section corresponding to the throttling device is smaller than the refrigerant flow in the shunting section without the throttling device. The temperature of the flow dividing section provided with the throttling device is higher than that of the flow dividing section not provided with the throttling device, the temperature of air sucked by the flow dividing section provided with the throttling device is higher, water vapor in the air cannot be condensed and attached to the surface of the indoor heat exchanger, and when a refrigerant flows to the inner side of the air duct, high-temperature air near the flow dividing section provided with the throttling device and low-temperature air near the flow dividing section not provided with the throttling device are intersected to generate a large amount of condensed water.

In the embodiment of the disclosure, the throttling devices are arranged on part of the flow dividing sections, so that the flow rate of the refrigerant between the flow dividing sections can be controlled to be different, and the surface of the indoor heat exchanger generates condensed water.

Optionally, the number of the flow dividing sections of the first part is greater than 1, and the controlling the opening degree of the throttling device includes:

the air conditioner controls the opening degree of each throttling device to be the same or different.

Under the condition that the number of the flow dividing sections of the first part is more than 1, a throttling device is independently arranged at the initial position of each flow dividing section of the first part. The air conditioner controls the opening degree of each throttling device, and the opening degrees of the throttling devices can be completely the same, not completely the same or completely different.

In the embodiment of the present disclosure, the opening degree of the throttling device on each flow dividing section of the first part can be controlled according to actual needs, so that the temperature of the flow dividing section reaches a desired temperature.

Alternatively, as shown in fig. 4, the controlling the opening degree of the throttle device includes:

and S41, the air conditioner acquires the temperature detected by each temperature sensor in real time.

And S42, the air conditioner reduces the opening of the throttling device, so that the difference between the temperature of the shunting section without the throttling device and the temperature of the shunting section with the throttling device is larger than a preset temperature value.

As for the indoor heat exchanger, each of the flow dividing sections of the first portion and the second portion is provided with 1 temperature sensor. The air conditioner acquires the temperature of the corresponding shunt section detected by each temperature sensor in real time. The air conditioner reduces the opening degree of the throttling device, so that the difference value between the temperature of the shunting section without the throttling device and the temperature of the shunting section with the throttling device is larger than a preset temperature value, and the temperature difference between the shunting sections is ensured to be enough to enable the surface of the indoor heat exchanger to generate condensed water. Preferably, the preset temperature value is 4 ℃. The opening of the throttle device is at least 0, i.e. the throttle device is fully closed.

In the embodiment of the disclosure, the temperature of each shunt section can be acquired in real time through the temperature sensor, the temperature difference between the shunt section provided with the throttling device and the shunt section not provided with the throttling device is monitored, the opening degree of the throttling device is adjusted in real time according to the monitoring structure, the temperature difference is larger than a preset temperature value, and the surface of the indoor heat exchanger can generate condensed water by ensuring the temperature difference between the shunt sections.

Alternatively, as shown in fig. 5, the controlling the opening degree of the throttle device includes:

and S51, the air conditioner acquires the temperature detected by each temperature sensor in real time.

And S52, the air conditioner reduces the opening of the throttling device, so that the difference between the temperature of the shunting section without the throttling device and the temperature of the shunting section with the throttling device is larger than a preset temperature value.

And S53, controlling the opening degree of the throttling device by the air conditioner to ensure that the temperature of the flow dividing section provided with the throttling device is higher than the dew point temperature.

The air conditioner reduces the opening degree of the throttling device, and after the difference between the temperature of the shunting section without the throttling device and the temperature of the shunting section with the throttling device is larger than a preset temperature value, the opening degree of the throttling device is controlled to control the temperature of the shunting section corresponding to the throttling device and ensure that the temperature of the corresponding shunting section is higher than the dew point temperature. The dew point temperature can be measured by a dew point meter.

It should be noted that, the specific implementation processes of steps S51 and S52 may refer to the above embodiments, and are not described herein again.

In the embodiment of the disclosure, the opening degree of the throttling device is controlled, and the temperature of the shunting section provided with the throttling device is ensured to be higher than the dew point temperature, so that the condensation phenomenon at the air outlet of the air conditioner is avoided.

Optionally, with reference to fig. 6, another method for self-cleaning an air duct of an air conditioner is provided in an embodiment of the present disclosure, where the method includes:

and S01, in the cooling mode, the air conditioner controls the refrigerant flow rate in each flow dividing section of the first part to be different from the refrigerant flow rate in each flow dividing section of the second part, so that condensed water is generated on the surface of the indoor heat exchanger.

And S02, the air conditioner controls the cross flow fan to throw the condensed water dropping on the cross flow fan to the surface of the air channel so as to clean the surface of the air channel.

And S03, the air conditioner guides the sewage on the surface of the air channel into the water pan.

After the cross flow fan throws the comdenstion water to the wind channel surface, the comdenstion water can clean the surface in wind channel. As shown in the air conditioner, a water receiving disc is arranged on the inner side or the outer side of the indoor unit, a water conduit is arranged in the air duct, a pump is arranged on the water conduit, and the air conditioner can drain sewage on the surface of the air duct into the water receiving disc by controlling the opening of the pump.

It should be noted that, the specific implementation processes of steps S01 and S02 may refer to the above embodiments, and are not described herein again.

In the embodiment of the disclosure, after the condensed water is thrown to the surface of the air duct, the air conditioner drains the sewage on the surface of the air duct into the water pan so as to avoid the problem that the sewage is accumulated in the air duct. Under the condition that the water pan is arranged on the inner side of the indoor unit, sewage drained to the water pan can be discharged together with condensed water; under the condition that the water pan is arranged on the outer side of the indoor unit, sewage is guided to the outer side of the indoor unit, and pouring is facilitated.

As shown in fig. 7, an embodiment of the present disclosure provides an apparatus for self-cleaning an air duct of an air conditioner, which includes a processor (processor)100 and a memory (memory) 101. Optionally, the apparatus may also include a Communication Interface (Communication Interface)102 and a bus 103. The processor 100, the communication interface 102, and the memory 101 may communicate with each other via a bus 103. The communication interface 102 may be used for information transfer. The processor 100 may call logic instructions in the memory 101 to perform the method for air conditioner duct self-cleaning of the above-described embodiment.

In addition, the logic instructions in the memory 101 may be implemented in the form of software functional units and stored in a computer readable storage medium when the logic instructions are sold or used as independent products.

The memory 101, which is a computer-readable storage medium, may be used for storing software programs, computer-executable programs, such as program instructions/modules corresponding to the methods in the embodiments of the present disclosure. The processor 100 executes functional applications and data processing by executing program instructions/modules stored in the memory 101, that is, implements the method for air conditioner duct self-cleaning in the above-described embodiment.

The memory 101 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal device, and the like. In addition, the memory 101 may include a high-speed random access memory, and may also include a nonvolatile memory.

An embodiment of the present disclosure provides an air conditioner, including: the air conditioner comprises an indoor unit, an indoor heat exchanger, a throttling device, a temperature sensor, a cross-flow fan, a water pan and the device for automatically cleaning the air duct of the air conditioner. Wherein, the specific position relation and the connection relation among the indoor unit, the indoor heat exchanger, the throttling device, the temperature sensor, the cross-flow fan and the water pan can be seen from the air conditioner provided by the above embodiment, and the embodiment is not described herein again.

Embodiments of the present disclosure provide a computer-readable storage medium storing computer-executable instructions configured to perform the above-described method for air conditioner duct self-cleaning.

Embodiments of the present disclosure provide a computer program product comprising a computer program stored on a computer-readable storage medium, the computer program comprising program instructions that, when executed by a computer, cause the computer to perform the above-described method for air conditioner duct self-cleaning.

The computer-readable storage medium described above may be a transitory computer-readable storage medium or a non-transitory computer-readable storage medium.

The technical solution of the embodiments of the present disclosure may be embodied in the form of a software product, where the computer software product is stored in a storage medium and includes one or more instructions to enable 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 method of the embodiments of the present disclosure. And the aforementioned storage medium may be a non-transitory storage medium comprising: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes, and may also be a transient storage medium.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. Furthermore, the words used in the specification are words of description only and are not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other like elements in a process, method or apparatus that comprises the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosures, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.

Those of skill in the art would appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software may depend upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments. It can be clearly understood by the skilled person that, for convenience and brevity of description, the specific working processes of the system, the apparatus and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.

In the embodiments disclosed herein, the disclosed methods, products (including but not limited to devices, apparatuses, etc.) may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units may be merely a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or 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, devices or units, and may be in an electrical, mechanical 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 network units. Some or all of the units can be selected according to actual needs to implement the present embodiment. In addition, functional units in the embodiments of the present disclosure 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 flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. In the description corresponding to the flowcharts and block diagrams in the figures, operations or steps corresponding to different blocks may also occur in different orders than disclosed in the description, and sometimes there is no specific order between the different operations or steps. For example, two sequential operations or steps may in fact be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. Each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.