WO2023236566A1 - Dirt reminding method and apparatus for condenser of air conditioner, and air conditioner and storage medium - Google Patents

Abstract

Provided in the present application are a dirt reminding method and apparatus for a condenser of an air conditioner, and an air conditioner and a storage medium. The method comprises: when it is determined that a fan of an outdoor unit is at a first air speed level, according to a preset time interval, acquiring a first air output volume of the outdoor unit at the first air speed level; when the number of acquired first air output volumes reaches a target number, calculating a first average value of the first air output volumes; and when the difference value between a standard air output volume at the first air speed level and the first average value meets a first preset condition, controlling a target reminding module in the air conditioner to be activated, so as to remind a user to clean a condenser of the outdoor unit. By means of the present application, a dirt reminding function of a condenser of an outdoor unit can be effectively achieved so as to remind, in a timely manner, a user to clean the condenser, thereby avoiding situations in which the refrigeration or heating performance of an air conditioner becomes poor and the energy consumption of the air conditioner becomes high due to the fact that the condenser is seriously encased in dirt particles because the condenser cannot be cleaned in a timely manner, and thus the user experience is good.

Description

Air conditioner condenser contamination reminder method, device, air conditioner and storage medium

Cross-references to related applications

This application claims priority to the Chinese patent application with application number 202210640312.3 submitted on June 7, 2022, titled "Air Conditioner Condenser Dirty Reminder Method, Device, Air Conditioner and Storage Medium", which is fully incorporated by reference. Incorporated herein.

Technical field

The present application relates to the technical field of air conditioning, and in particular to a method and device for reminding the condenser of an air conditioner of contamination, an air conditioner and a storage medium.

Background technique

The outdoor unit of the air conditioner is usually placed outdoors. However, the outdoor environment is complex and changeable. As the air conditioner is used for a long time, more and more dirty particles, such as dust, will adhere to the condenser in the outdoor unit, which will eventually affect the performance of the air conditioner and cause condensation. The heat exchange effect of the device becomes worse. Therefore, the condenser needs to be cleaned regularly. In the existing technology, since there is no condenser dirt reminder function, users do not know when to clean the condenser in the outdoor unit, so they generally do not clean it, causing the condenser to be coated with more and more dirty particles. , seriously affecting the cooling or heating performance of the air conditioner, and the energy consumption of the air conditioner operation becomes higher, and the user experience is poor.

Therefore, how to realize the dirty reminder function of the outdoor unit condenser while the user is using the air conditioner has become an urgent technical problem to be solved in the industry.

Contents of the invention

This application provides a method, device, air conditioner and storage medium for reminding the condenser of an air conditioner to be dirty, so as to realize the function of reminding the condenser of an outdoor unit to be dirty when the user uses the air conditioner.

This application provides a method for reminding the condenser of an air conditioner of dirt, including:

When it is determined that the fan of the outdoor unit is at the first wind speed level, the first air outlet volume of the outdoor unit at the first wind speed level is obtained according to a preset time interval; the wind speed level of the outdoor unit is based on the outdoor Determined by the ambient temperature and the operating frequency of the air conditioner compressor;

When it is obtained that the quantity of the first air outlet volume reaches the target quantity, calculate the first average value of each of the first air outlet volumes;

When the difference between the standard air output volume at the first wind speed level and the first average value meets the first preset condition, the target reminder module in the air conditioner is controlled to start to remind the user to clean the air conditioner. Condenser of outdoor unit.

According to a method for reminding an air conditioner condenser of dirt according to the present application, after obtaining the first air outlet volume of the outdoor unit at the first wind speed level according to the preset time interval, the method further includes:

When the obtained quantity of the first air outlet volume does not reach the target quantity and the outdoor unit switches from the first wind speed level to the second wind speed level, according to the preset time interval, the The second air outlet volume at the second wind speed level;

When the quantity of the second air output volume obtained reaches the target quantity, calculate a second average value of each of the second air output volumes;

When the difference between the standard air outlet volume at the second wind speed level and the second average value meets the second preset condition, the target reminder module is controlled to be activated.

According to a method for reminding an air conditioner condenser of dirt according to the present application, after obtaining the first air outlet volume of the outdoor unit at the first wind speed level according to the preset time interval, the method further includes:

When the obtained quantity of the first air outlet volume does not reach the target quantity and the air conditioner enters the shutdown state, the data of each of the first air outlet volumes is cleared.

According to a method for reminding an air conditioner condenser of contamination provided by the present application, when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies a first preset condition, the control unit The target reminder module in the air conditioner is started, including:

When the difference between the standard air volume at the first wind speed level and the first average value is not less than the first threshold and less than the second threshold, the target signal light is controlled to light up; the target signal light is used to remind The user determines the degree of clogging of the condenser of the outdoor unit; the target reminder module includes the target signal light.

According to a method for reminding an air conditioner condenser of dirt according to the present application, after clearing the data of each first air outlet volume, it also includes:

When it is determined that the air conditioner enters the restart state from the shutdown state, determine the third wind speed level at which the outdoor unit operates after the air conditioner restarts;

According to the preset time interval, the third wind speed of the outdoor unit under the third wind speed level is obtained. Three air outlets;

When the obtained quantity of the third air outlet volume reaches the target quantity, calculate a third average value of each of the third air outlet volumes;

When the difference between the standard air outlet volume at the third wind speed level and the third average value meets the third preset condition, the target reminder module is controlled to be activated.

According to a method for reminding an air conditioner condenser of contamination provided by the present application, when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies a first preset condition, the control unit The target reminder module in the air conditioner is started, including:

When the difference between the standard air output volume at the first wind speed level and the first average value is not less than the second threshold, the target signal light is controlled to light up and the alarm is controlled to sound an alarm; the target The reminder module includes the target signal light and the alarm.

This application also provides an air conditioner condenser dirt reminder device, including:

An acquisition module, configured to acquire the first air outlet volume of the outdoor unit at the first wind speed level according to a preset time interval when it is determined that the fan of the outdoor unit is at the first wind speed level; The wind speed level is determined based on the outdoor ambient temperature and the operating frequency of the air conditioner compressor;

A calculation module configured to calculate the first average value of each first air outlet volume when the obtained quantity of the first air outlet volume reaches the target quantity;

A control module configured to control the target reminder module in the air conditioner to start when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies a first preset condition. Users are reminded to clean the condenser of the outdoor unit.

This application also provides an air conditioner, including:

Air conditioner body, air volume sensor, temperature sensor, signal light and alarm;

The temperature sensor, the signal light and the alarm are all arranged in the air conditioner body;

The air volume sensor is used to obtain the air volume of the fan of the outdoor unit of the air conditioner; the air volume sensor is arranged at a target position inside the outdoor unit of the air conditioner, and the target position is spatially located at the condenser of the outdoor unit. On one side, the fan of the outdoor unit is located on the other side of the condenser;

The temperature sensor is used to obtain the outdoor ambient temperature where the outdoor unit is located;

The signal light is used when it is determined that the condenser of the outdoor unit is dirty. Light reminder;

The alarm is used to issue an alarm when it is determined that the condenser of the outdoor unit is severely dirty;

It also includes a controller; the temperature sensor, the air volume sensor, the signal light and the alarm are all electrically connected to the controller;

The controller includes a memory, a processor, and a computer program stored on the memory and executable on the processor. When the processor executes the program, the air conditioner condenser is implemented as described above. Dirty reminder method.

The present application also provides a non-transitory computer-readable storage medium on which a computer program is stored. When the computer program is executed by a processor, it implements any one of the air conditioner condenser dirt reminder methods mentioned above.

The present application also provides a computer program product, which includes a computer program. When the computer program is executed by a processor, the computer program implements any one of the air conditioner condenser dirt reminder methods mentioned above.

The air conditioner condenser dirt reminder method, device, air conditioner and storage medium provided by this application monitor the air output of the outdoor unit by setting an air volume sensor inside the outdoor unit of the air conditioner. Based on the outdoor ambient temperature and the air conditioner When the operating frequency of the compressor determines that the fan of the outdoor unit is at the first wind speed level, the first air outlet volume of the outdoor unit at the first wind speed level is collected and obtained multiple times according to the preset time interval, and then the first air output volume of the outdoor unit at the first wind speed level is obtained. When the quantity of the first air outlet volume reaches the target quantity, the first average value of each of the first air outlet volumes is calculated to accurately detect the change of the air outlet volume of the outdoor unit within the duration period, and determine the first wind speed When the difference between the standard air volume under the grade and the first average value meets the first preset condition, it is determined that the condenser of the outdoor unit is in a dirty state, and the target reminder module in the air conditioner is controlled to start and issue a reminder instruction. The signal can effectively realize the function of reminding the outdoor unit condenser of dirt, promptly reminding the user to clean the condenser, so as to avoid the condenser being seriously coated with dirty particles due to failure to clean the condenser in time, resulting in the cooling or heating of the air conditioner. When the performance becomes worse and the energy consumption of the air conditioner becomes higher, the user experience is better.

Description of the drawings

In order to explain the technical solutions in this application or the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are of the present invention. For those of ordinary skill in the art, some of the embodiments of the application are: Without any creative effort, other drawings can also be obtained based on these drawings.

Figure 1 is a schematic flow chart of the air conditioner condenser dirt reminder method provided by this application;

Figure 2 is a schematic structural diagram of the air conditioner condenser dirt reminder device provided by this application;

Figure 3 is a schematic structural diagram of a controller in an air conditioner provided by this application.

Detailed ways

In order to make the purpose, technical solutions and advantages of this application clearer, the technical solutions in this application will be clearly and completely described below in conjunction with the drawings in this application. Obviously, the described embodiments are part of the embodiments of this application. , not all examples. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

In the description of the invention, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

The following describes the air conditioner condenser dirt reminder method, device, air conditioner and storage medium of the present application with reference to Figures 1-3.

Figure 1 is a schematic flowchart of the air conditioner condenser dirt reminder method provided by this application. As shown in Figure 1, it includes: step 110, step 120 and step 130.

Step 110: When it is determined that the fan of the outdoor unit is at the first wind speed level, obtain the first air outlet volume of the outdoor unit at the first wind speed level according to the preset time interval; the wind speed level of the outdoor unit is based on the outdoor ambient temperature and The operating frequency of the air conditioner compressor is determined;

Specifically, the first wind speed level described in the embodiments of this application refers to the air supply volume level of the outdoor unit fan when the air conditioner is running, which may be determined based on the outdoor ambient temperature and the operating frequency of the air conditioner compressor.

The first air outlet volume described in the embodiment of this application refers to the air outlet volume when the outdoor unit of the air conditioner is at the first wind speed level. It can be collected through an air volume sensor pre-installed in the outdoor unit of the air conditioner.

The preset time interval described in the embodiments of this application refers to the preset information collection time. The specific value range can be from 2 minutes to 6 minutes, for example, the preset time interval is 5 minutes.

In the embodiment of the present application, the wind speed level of the outdoor unit is determined based on the outdoor ambient temperature and the operating frequency of the compressor. Specifically, according to the outdoor ambient temperature T, it can be divided into high temperature zone, medium temperature zone and low temperature zone, where, The temperature range of the high temperature zone is T>31℃; the temperature range of the medium temperature zone is 14℃≤T≤31℃; the temperature range of the low temperature zone is T<14℃; the compressor operating frequency f can be divided into low frequency zone 4Hz≤f≤50Hz , medium frequency area 50Hz＜f≤80Hz, high frequency area 80Hz＜f≤120Hz;

That is to say, the first wind speed level can be the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the high frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the medium temperature zone and the compressor operating frequency is in the high frequency zone. The corresponding wind speed level when the outdoor ambient temperature is in the low temperature zone and the compressor operating frequency is in the high frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the medium frequency zone Wind speed level; it can be the corresponding wind speed level when the outdoor ambient temperature is in the medium temperature zone and the compressor operating frequency is in the medium frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the low temperature zone and the compressor operating frequency is in the medium frequency zone; it can be It is the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the low frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the medium temperature zone and the compressor operating frequency is in the low frequency zone; it can be when the outdoor environment The corresponding wind speed level when the temperature is in the low temperature zone and the compressor operating frequency is in the low frequency zone, that is, the first wind speed level can be any one of the above 9 wind speed levels.

Further, in the embodiment of the present application, after obtaining the outdoor ambient temperature and the operating frequency of the air conditioner compressor, and determining the first wind speed level of the fan of the outdoor unit, the preset air volume sensor is used to detect At a preset time interval, read the first air volume blown out by the outdoor unit operating at the first wind speed level once, and transmit the read air volume value to the controller. The controller can obtain the air conditioner multiple times according to the preset time interval. The first air outlet volume of the outdoor unit at the first wind speed level. For example, when it is determined that the fan of the outdoor unit of the air conditioner is running at the first wind speed level, the air volume blown by the outdoor unit fan can be read through the air volume sensor every 5 minutes, and the air volume is transmitted to the controller, that is, The controller acquires the first air outlet volume every 5 minutes and stores the first air outlet volume acquired each time.

Step 120: When the quantity of the first air outlet volume obtained reaches the target quantity, calculate The first average value of each first air outlet volume;

Specifically, the target quantity described in the embodiments of this application refers to a preset quantity threshold, which can be characterized as a determination threshold for starting to calculate the average values of multiple first air outlet volumes. Its specific value range can be 6 to 12. In order to improve calculation accuracy, you can also set the target quantity to a larger value.

It can be understood that the first average value described in the embodiment of this application refers to the average value of the target number of first air output volumes.

Further, in the embodiment of the present application, when it is determined that the obtained quantity of the first air outlet volume reaches the target quantity, the controller calculates the average value of the target quantity of the first air outlet volume, that is, obtains the first average value.

Step 130: When the difference between the standard air outlet volume at the first wind speed level and the first average value meets the first preset condition, control the target reminder module in the air conditioner to start to remind the user to clean the condenser of the outdoor unit. .

Specifically, the standard air output volume at the first wind speed level described in the embodiments of this application refers to the situation when the condenser of the outdoor unit of the air conditioner is not dirty, such as when the air conditioner has just been produced and left the factory. After it is determined that the outdoor unit is in The air output measured when operating at the first wind speed level.

It is understandable that under different wind speed levels, the corresponding standard air output volumes are different.

The first preset condition described in the embodiment of the present application refers to the preset determination condition for condensation of the condenser when the air conditioner is at the first wind speed level. It is used to indicate that the condenser of the outdoor unit of the air conditioner is in a dirty state and needs to be Perform cleaning.

The target reminder module described in the embodiments of this application refers to an electrical module that activates reminder instructions based on different soiling conditions. Specifically, it can include modules such as signal lights and alarms. In the embodiment of the present application, according to the dirtiness of the outdoor unit condenser, reminder instructions can be provided in the form of light reminders or alarm sound reminders.

Further, in the embodiment of the present application, when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies the first preset condition, the target reminder module in the air conditioner is controlled to start and issue Reminder indication signal, thus effectively reminding the user to clean the condenser of the outdoor unit.

The air conditioner condenser dirt reminder method according to the embodiment of the present application monitors the air output of the outdoor unit by setting an air volume sensor inside the outdoor unit of the air conditioner. Based on the outdoor ambient temperature, When the fan of the outdoor unit is at the first wind speed level and the operating frequency of the air conditioner compressor is determined, the first air outlet volume of the outdoor unit at the first wind speed level is collected and obtained multiple times according to the preset time interval, and then the first air output volume of the outdoor unit at the first wind speed level is obtained. When it is obtained that the quantity of the first air outlet volume reaches the target quantity, the first average value of each of the first air outlet volumes is calculated to accurately detect changes in the air outlet volume of the outdoor unit within the duration period, and When it is determined that the difference between the standard air output volume at the first wind speed level and the first average value meets the first preset condition, it is determined that the condenser of the outdoor unit is in a dirty state, and the target reminder module in the air conditioner is controlled to start , sends out a reminder signal, which can effectively realize the function of reminding the outdoor unit condenser of dirt, promptly reminding the user to clean the condenser, so as to avoid the condenser being seriously coated with dirty particles due to failure to clean the condenser in time, resulting in the failure of the air conditioner. If the cooling or heating performance becomes worse and the energy consumption of the air conditioner becomes higher, the user experience will be better.

Based on the contents of the above embodiments, as an optional embodiment, in step 130, when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies the first preset condition, the air conditioner is controlled The target reminder module in the server is started, including:

When the difference between the standard air volume at the first wind speed level and the first average value is not less than the first threshold and less than the second threshold, the target signal light is controlled to light up; the target signal light is used to remind the user of the condenser of the outdoor unit. The degree of congestion; the target reminder module includes target signal lights.

Specifically, the first threshold described in the embodiments of this application refers to the preset threshold for the air conditioner to issue a reminder, which corresponds to the standard air outlet volume at the first wind speed level, which can indicate that the outdoor unit condenser is in a mild condition. Dirty condition.

The second threshold described in the embodiment of this application refers to the preset threshold for the air conditioner to issue an alarm, which corresponds to the standard air outlet volume at the first wind speed level, and which can indicate that the outdoor unit condenser is in a state of severe dirt. . It can be understood that the second threshold is greater than the first threshold. The first threshold and the second threshold can be flexibly set according to the capacity of the air conditioner and actual design requirements, and this application does not specifically limit their values.

In the embodiment of the present application, assuming that when the air conditioner is running, the standard air outlet volume at the first wind speed level is expressed as q _ij , and the corresponding condenser dirt reminder value, that is, the first threshold can be expressed as △q _ij ; the corresponding The condenser dirt alarm value, that is, the second threshold, can be expressed as △Q _ij ;

Among them, i=1 means that the outdoor ambient temperature is in the high temperature zone; when i=2, it means that the outdoor ambient temperature is in the medium temperature zone; when i=3, it means that the outdoor ambient temperature is in the low temperature zone;

Among them, j=1 means that the compressor operating frequency is in the high frequency zone; j=2 means that the compressor is running The frequency is in the medium frequency area; j=3 means that the compressor operating frequency is in the low frequency area;

In the embodiment of the present application, the first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the high frequency zone. The corresponding standard air outlet volume can be q ₁₁ =1100m ³ /h, The value range of the first threshold Δq ₁₁ may be 48 to 52m ³ /h, and the value range of the second threshold ΔQ ₁₁ may be 65 to 75m ³ /h;

The first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the medium frequency zone. The corresponding standard air outlet volume can be q ₁₂ =980m ³ /h, and the value of the first threshold Δq ₁₂ The range may be 48 to 52m ³ /h, and the value range of the second threshold ΔQ ₁₂ may be 65 to 75m ³ /h;

The first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the high-temperature zone and the compressor operating frequency is in the low-frequency zone. The corresponding standard air outlet volume can be q ₁₃ =650m3/h, and the value range of the first threshold Δq ₁₃ It can be 38 to 42m ³ /h, and the value range of the second threshold ΔQ ₁₃ can be 75 to 85m ³ /h;

The first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the medium temperature zone and the compressor operating frequency is in the high-frequency zone. The corresponding standard air outlet volume can be q ₂₁ =980m ³ /h. The first threshold Δq ₂₁ is The value range may be 48 to 52m ³ /h, and the value range of the second threshold ΔQ ₂₁ may be 65 to 75m ³ /h;

The first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the medium frequency zone. The corresponding standard air outlet volume can be q ₂₂ =800m ³ /h, and the value of the first threshold Δq ₂₂ The range may be 48 to 52m ³ /h, and the value range of the second threshold ΔQ ₂₂ may be 65 to 75m ³ /h;

The first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the high-temperature zone and the compressor operating frequency is in the low-frequency zone. The corresponding standard air outlet volume can be q ₂₃ =600m ³ /h, and the value of the first threshold Δq ₂₃ The range may be 38 to 42m ³ /h, and the value range of the second threshold ΔQ ₂₃ may be 75 to 85m ³ /h;

The first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the low-temperature zone and the compressor operating frequency is in the high-frequency zone. The corresponding standard air outlet volume can be q ₃₁ =1050m ³ /h. The first threshold Δq ₃₁ is The value range may be 48 to 52m ³ /h, and the value range of the second threshold ΔQ ₃₁ may be 65 to 75m ³ /h;

The first wind speed level is when the outdoor ambient temperature is in the low temperature zone and the compressor operating frequency is at medium frequency. The wind speed level corresponding to the zone time, the corresponding standard air volume can be q ₃₂ =900m ³ /h, the first threshold △q ₃₂ can range from 48 to 52m ³ /h, the second threshold △Q ₃₂ can be Values can range from 65 to 75m ³ /h;

The first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the low temperature zone and the compressor operating frequency is in the low frequency zone. The corresponding standard air outlet volume can be q ₃₃ =680m ³ /h, and the value of the first threshold Δq ₃₃ The range may be 38 to 42m ³ /h, and the value range of the second threshold ΔQ ₃₃ may be 75 to 85m ³ /h.

The target signal light described in the embodiment of this application refers to a signal light that can indicate that the condenser of the outdoor unit of the air conditioner is in a dirty state, and can be used to remind the user that the condenser is in a lightly dirty state.

It can be understood that the first preset condition described in the embodiment of the present application is that the difference between the standard air outlet volume at the first wind speed level and the first average value is not less than the first threshold and less than the second threshold. The target reminder module includes target signal lights.

Further, in the embodiment of the present application, when it is determined that the difference between the standard air outlet volume at the first wind speed level and the first average value is not less than the first threshold and less than the second threshold, the controller controls the air conditioner in the air conditioner. The target signal light lights up to remind the user that the condenser in the outdoor unit is lightly dirty and can be cleaned.

It can be understood that in the embodiment of the present application, when it is determined that the difference between the standard air outlet volume at the first wind speed level and the first average value is less than the first threshold, the air conditioner is kept running normally and no reminder action is triggered. .

The method of the embodiment of the present application can detect the different degrees of dirt of the outdoor unit condenser of the air conditioner by setting the first threshold and the second threshold, and determine the difference between the standard air outlet volume and the first average value at the first wind speed level. In a scenario where the value is not less than the first threshold and less than the second threshold, it is determined that the condenser is slightly dirty, and then the target signal light is controlled to light up, which can effectively remind the user of the dirty condition of the condenser in the outdoor unit of the air conditioner, and remind the user in time Cleaning is performed and the user experience is good.

Based on the contents of the above embodiments, as an optional embodiment, in step 130, when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies the first preset condition, the air conditioner is controlled The target reminder module in the server is started, including:

When the difference between the standard air volume at the first wind speed level and the first average value is not less than the second threshold, the target signal light is controlled to light up and the alarm is controlled to alarm; the target reminder module package Includes target lights and alarms.

Specifically, it can be understood that in the embodiment of the present application, the first preset condition may also be that the difference between the standard air outlet volume at the first wind speed level and the first average value is not less than the second threshold, and the target reminder module Includes target beacon and siren.

In the embodiment of the present application, the difference between the standard air outlet volume at the first wind speed level and the first average value is not less than the second threshold, that is, the difference is greater than or equal to the second threshold, indicating that the condenser of the outdoor unit at this time is in a heavily dirty state. At this time, the controller controls the target signal light in the air conditioner to light up, and at the same time controls the alarm to emit an alarm sound to enhance the intensity of the reminder and remind the user that the condenser of the outdoor unit is in a heavily dirty state. Timely cleaning is required.

The method of the embodiment of the present application can detect that the condenser in the outdoor unit of the air conditioner is seriously blocked by setting a second threshold. After determining that the difference between the standard air outlet volume and the first average value at the first wind speed level is greater than In the second threshold scenario, the control target signal light lights up and the alarm is controlled at the same time, which can effectively remind the user that the outdoor unit condenser is seriously dirty and needs to be cleaned in time, so as to avoid the condenser failure due to failure to clean the condenser in time. The user experience is poor if the air conditioner is severely coated by dirty particles, causing the heat exchange effect of the condenser to deteriorate and the energy consumption of the air conditioner to increase.

Based on the content of the above embodiment, as an optional embodiment, after obtaining the first air output volume of the outdoor unit at the first wind speed level according to the preset time interval, the method further includes:

When the obtained quantity of the first air outlet volume does not reach the target quantity and the outdoor unit switches from the first wind speed level to the second wind speed level, the second air outlet volume at the second wind speed level is obtained according to the preset time interval. ;

When the number of acquired second air outlet volumes reaches the target quantity, calculate the second average value of each second air outlet volume;

When the difference between the standard air output volume at the second wind speed level and the second average value meets the second preset condition, the control target reminder module is started.

Specifically, the second wind speed level described in this application can also be the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the high frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the medium temperature zone and the compressor operates. The corresponding wind speed level when the frequency is in the high frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the low temperature zone and the compressor operating frequency is in the high frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in The corresponding wind speed level in the medium frequency zone; it can be when the outdoor ambient temperature is in the medium temperature zone and the compressor operating frequency is The corresponding wind speed level when it is in the medium frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the low temperature zone and the compressor operating frequency is in the medium frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the low frequency zone The corresponding wind speed level; it can be the corresponding wind speed level when the outdoor ambient temperature is in the medium temperature zone and the compressor operating frequency is in the low frequency zone; it can be the corresponding wind speed level when the outdoor ambient temperature is in the low temperature zone and the compressor operating frequency is in the low frequency zone .

It should be noted that the second wind speed level is different from the first wind speed level. That is to say, if the first wind speed level is the corresponding wind speed level when the outdoor ambient temperature is in the high temperature zone and the compressor operating frequency is in the high frequency zone, the second wind speed level The second wind speed level is any other wind speed level except the first wind speed level.

The second air output volume described in the embodiment of this application refers to the air output volume of the outdoor unit of the air conditioner at the second wind speed level.

It can be understood that the second average value described in the embodiment of the present application refers to the average value obtained by averaging each second air outlet volume after obtaining the target number of second air outlet volumes.

The standard air output volume at the second wind speed level described in the embodiments of this application refers to the measurement when the outdoor unit condenser is not dirty, such as when the air conditioner has just been manufactured and the outdoor unit is running at the second wind speed level. Good air volume.

The second preset condition described in the embodiment of the present application refers to the preset determination condition of the condenser being dirty when the outdoor unit of the air conditioner is at the second wind speed level, which is used to indicate that the condenser of the outdoor unit is in a dirty state. Cleaning is required.

It should be noted that the second preset condition can be based on the same principle as the first preset condition, based on the first threshold for the air conditioner to alert at the second wind speed level, and the second threshold for the air conditioner to alert. threshold to determine.

In the embodiment of the present application, the second preset condition may be that the difference between the standard air outlet volume at the second wind speed level and the second average value is not less than the first threshold value at the second wind speed level and is less than the second wind speed level. lower the second threshold value; it may also be that the difference between the standard air outlet volume at the second wind speed level and the second average value is not less than the second threshold value at the second wind speed level.

Further, in the embodiment of the present application, after obtaining the first air outlet volume of the outdoor unit at the first wind speed level according to the preset time interval, if the obtained quantity of the first air outlet volume does not reach the target quantity, and When the outdoor unit switches from the first wind speed level to the second wind speed level, it starts to obtain the second air outlet volume at the second wind speed level according to the preset time interval;

Illustratively, in the embodiment of the present application, the outdoor unit of the air conditioner is at the first wind speed level, and through the information collection of the air volume sensor, the controller obtains a value of the first air volume every 5 minutes and stores it. When the number of the first air outlet volume does not reach the target number (such as 6 groups) of data, a wind speed switching command is received to switch the first wind speed level to the second wind speed level, then the stored data of the first air outlet volume is cleared, and Through the air volume sensor, the second air volume of the outdoor unit at the second wind speed level is obtained according to the preset time interval.

Similarly, in the embodiment of the present application, when the target number of second air outlet volumes is obtained, the second average value of each second air outlet volume is calculated, and then the second average value and the second wind speed level are calculated. When the difference in standard air volume meets the second preset condition, the control target reminder module starts and sends out a reminder signal, thereby effectively reminding the user to clean the condenser in time when the outdoor unit condenser becomes dirty.

In the embodiment of the present application, the difference between the standard air outlet volume under the second wind speed level and the second average value is not less than the first threshold under the second wind speed level, and is less than the second threshold under the second wind speed level. In this case, the target signal light can be controlled to light up; when the difference between the standard air volume under the second wind speed level and the second average value is not less than the second threshold under the second wind speed level, the target signal light can be controlled to light up, And control the alarm to sound the alarm.

The method of the embodiment of the present application re-determines the new wind speed level at which the outdoor unit operates when the wind speed level switch occurs in the outdoor unit of the air conditioner and the process of obtaining the air outlet volume is interrupted, and the air outlet volume under the new wind speed level is measured. Monitoring can accurately and effectively determine the contamination of the condenser in the outdoor unit, and promptly remind users to provide a good user experience.

Based on the content of the above embodiment, as an optional embodiment, after obtaining the first air output volume of the outdoor unit at the first wind speed level according to the preset time interval, the method further includes:

When the obtained quantity of the first air outlet volume does not reach the target quantity and the air conditioner enters the shutdown state, the data of each first air outlet volume is cleared.

Specifically, in the embodiment of the present application, after obtaining the first air outlet volume of the outdoor unit at the first wind speed level according to the preset time interval, the amount of the obtained first air outlet volume does not reach the target amount, and When the air conditioner receives the user's shutdown command and enters the shutdown state, the controller will clear the data of each first air outlet volume and clear the previously stored data of the first air outlet volume.

According to the method of the embodiment of the present application, when the obtained quantity of the first air outlet volume does not reach the target quantity, And when the air conditioner enters the shutdown state, by clearing the previously stored data of each first air outlet volume, the memory space of the controller can be saved, which facilitates the controller to process data more efficiently next time and prevents the memory from being damaged due to excessive storage of data. This often leads to obstruction.

Based on the content of the above embodiment, as an optional embodiment, after clearing the data of each first air outlet volume, it also includes:

When it is determined that the air conditioner enters the restart state from the shutdown state, determine the third wind speed level at which the outdoor unit will operate after the air conditioner restarts;

According to the preset time interval, obtain the third air output volume of the outdoor unit at the third wind speed level;

When the obtained quantity of the third air outlet volume reaches the target quantity, calculate the third average value of each third air outlet volume;

When the difference between the standard air output volume at the third wind speed level and the third average value meets the third preset condition, the control target reminder module is started.

Specifically, the third wind speed level described in the embodiments of this application refers to the outdoor unit operating wind speed level determined after the air conditioner is restarted from the shutdown state. It can also be any one of the nine wind speed levels mentioned above, which is determined based on the actual operating conditions of the air conditioner.

It should be noted that the third wind speed level and the first wind speed level may be the same or different.

The third air outlet volume described in the embodiment of the present application refers to the air outlet volume of the outdoor unit of the air conditioner at the third wind speed level.

It can be understood that the third average value described in the embodiment of the present application refers to the average value obtained by averaging each third air outlet volume after obtaining the target number of third air outlet volumes.

The standard air output volume at the third wind speed level described in the embodiments of this application refers to the situation when the outdoor unit condenser is not dirty, such as when the air conditioner has just been manufactured and left the factory. After it is determined that the outdoor unit is operating at the third wind speed level. The air outlet volume measured at the time.

It can also be understood that the third preset condition described in the embodiment of the present application refers to the preset determination condition of the condenser being dirty when the outdoor unit of the air conditioner is at the third wind speed level, which is also used to characterize the condensation of the outdoor unit. The device is dirty and needs to be cleaned by the user.

In the embodiment of the present application, the third preset condition can also be based on the same principle as setting the first preset condition, based on the first threshold for the air conditioner to remind at the third wind speed level, and the first threshold for the air conditioner to perform the alarm. The second threshold of the alarm is determined.

In the embodiment of the present application, the third preset condition may be that the difference between the standard air output volume at the third wind speed level and the third average value is not less than the first threshold value at the third wind speed level and is less than the third wind speed level. lower the second threshold value; it may also be that the difference between the standard air outlet volume at the third wind speed level and the third average value is not less than the second threshold value at the third wind speed level.

Further, in the embodiment of the present application, when it is determined that the air conditioner enters the restart state from the shutdown state, the third wind speed level of the outdoor unit after the air conditioner is restarted is determined; according to the preset time interval, the third wind speed level of the air conditioner is obtained The third air outlet volume under the level; then, when the obtained third air outlet volume reaches the target quantity, average each third air outlet volume to calculate the third average value;

By calculating the difference between the standard air output volume at the third wind speed level and the third average value, and determining that the difference between the two meets the third preset condition, it means that the condenser of the outdoor unit has become dirty. Then the target reminder module in the air conditioner can be controlled to start to remind the user to clean the condenser in time without affecting the heat exchange performance of the condenser.

In the embodiment of the present application, the difference between the standard air outlet volume under the third wind speed level and the third average value is not less than the first threshold under the third wind speed level, and is less than the second threshold under the third wind speed level. Under the circumstances, the target signal light can be controlled to light up; when the difference between the standard air volume under the third wind speed level and the third average value is not less than the second threshold under the third wind speed level, the target signal light can be controlled to light up, And control the alarm to sound the alarm.

According to the method of the embodiment of the present application, when the air conditioner enters the restart state from the shutdown state, by determining the wind speed level of the outdoor unit fan after the air conditioner is restarted, and monitoring the air output of the outdoor unit fan, the outdoor unit can be accurately identified. The dirt condition of the condenser can effectively realize the condenser dirt reminder function, promptly reminding the user to clean the condenser in the outdoor unit, and the user experience is good.

The air conditioner condenser dirt reminder device provided by the present application will be described below. The air conditioner condenser dirt reminder device described below and the air conditioner condenser dirt reminder method described above may correspond to each other.

Figure 2 is a schematic structural diagram of the air conditioner condenser dirt reminder device provided by this application. As shown in Figure 2, it includes:

The acquisition module 210 is configured to acquire the first air outlet volume of the outdoor unit at the first wind speed level according to a preset time interval when it is determined that the fan of the outdoor unit is at the first wind speed level; the wind speed level of the outdoor unit is based on the outdoor Determined by the ambient temperature and the operating frequency of the air conditioner compressor;

The calculation module 220 is configured to calculate the first average value of each first air outlet volume when the obtained quantity of the first air outlet volume reaches the target quantity;

The control module 230 is used to control the start of the target reminder module in the air conditioner to remind the user to clean the outdoor unit when the difference between the standard air output volume at the first wind speed level and the first average value meets the first preset condition. of condenser.

The air conditioner condenser dirt reminder device described in this embodiment can be used to execute the above air conditioner condenser dirt reminder method embodiment. Its principles and technical effects are similar and will not be described again here.

The air conditioner condenser dirt reminder device in the embodiment of the present application monitors the air outlet volume of the outdoor unit by setting an air volume sensor inside the outdoor unit of the air conditioner, and determines the outdoor air volume based on the outdoor ambient temperature and the operating frequency of the air conditioner compressor. When the fan of the outdoor unit is at the first wind speed level, collect and obtain the first air outlet volume of the outdoor unit at the first wind speed level multiple times according to the preset time interval, and then obtain the first air outlet volume when the amount reaches In the case of the target quantity, calculate the first average value of each first air outlet volume to accurately detect changes in the air outlet volume of the outdoor unit within the duration, and determine the standard air outlet volume under the first wind speed level and When the difference between the first average value meets the first preset condition, it is determined that the condenser of the outdoor unit is in a dirty state, and then the target reminder module in the air conditioner is controlled to start and send out a reminder indication signal, which can effectively realize the outdoor unit The condenser dirt reminder function reminds the user to clean the condenser in time to avoid being seriously coated with dirty particles due to failure to clean the condenser in time, resulting in poor cooling or heating performance of the air conditioner, and the air conditioner When energy consumption becomes high, the user experience is better.

On the one hand, this application provides an air conditioner, which includes an air conditioner body, an air volume sensor, a temperature sensor, a signal light and an alarm;

Among them, the temperature sensor, signal light and alarm are all installed in the air conditioner body;

The air volume sensor is used to obtain the air volume of the fan of the outdoor unit of the air conditioner; the air volume sensor is set at a target position inside the outdoor unit of the air conditioner. The target position is spatially located on the side of the condenser of the outdoor unit, and the fan of the outdoor unit is located on the condenser. the other side. Optionally, the air volume sensor can be connected through one end of the connecting rod, and the other end of the connecting rod is fixed on the inner frame of the outdoor unit of the air conditioner to ensure that the air volume sensor, condenser and outdoor unit fan are in the same straight line, and the air volume sensor and the condensation The distance between the sensors can be flexibly selected to ensure that the air volume sensor can monitor the air output of the outdoor unit fan;

The temperature sensor is used to obtain the outdoor ambient temperature where the outdoor unit is located; the signal light is used to determine The light reminder is provided when the condenser of the outdoor unit is dirty; the alarm is used to give an alarm reminder when the condenser of the outdoor unit is determined to be severely dirty;

The air conditioner also includes a controller, wherein a temperature sensor, an air volume sensor, a signal light and an alarm are all electrically connected to the controller.

Figure 3 is a schematic structural diagram of a controller in an air conditioner provided by this application. As shown in Figure 3, the controller may include: a processor (processor) 310, a communications interface (Communications Interface) 320, a memory (memory) 330 and a communication interface. Bus 340, in which the processor 310, the communication interface 320, and the memory 330 complete communication with each other through the communication bus 340. The processor 310 can call the logical instructions in the memory 330 to execute the air conditioner condenser dirty reminder method provided by the above methods. The method includes: when it is determined that the fan of the outdoor unit is at the first wind speed level, according to the preset Set a time interval to obtain the first air output volume of the outdoor unit at the first wind speed level; the wind speed level of the outdoor unit is determined based on the outdoor ambient temperature and the operating frequency of the air conditioner compressor; after obtaining the When the quantity of the first air outlet volume reaches the target quantity, calculate the first average value of each of the first air outlet volumes; the difference between the standard air outlet volume at the first wind speed level and the first average value When the first preset condition is met, the target reminder module in the air conditioner is controlled to be activated to remind the user to clean the condenser of the outdoor unit.

In addition, the above-mentioned logical instructions in the memory 330 can be implemented in the form of software functional units and can be stored in a computer-readable storage medium when sold or used as an independent product. Based on this understanding, the technical solution of the present application is essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product. The computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in various embodiments of this application. The aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code. .

On the other hand, the present application also provides a computer program product. The computer program product includes a computer program. The computer program can be stored on a non-transitory computer-readable storage medium. When the computer program is executed by a processor, the computer can Execute the air conditioner condenser dirt reminder method provided by the above methods. The method includes: when it is determined that the fan of the outdoor unit is at the first wind speed level, obtaining the wind speed of the outdoor unit at the first wind speed level according to a preset time interval. One wind speed level The first air outlet volume under The first average value of the first air outlet volume; when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies the first preset condition, the air conditioner is controlled to The target reminder module is activated to remind the user to clean the condenser of the outdoor unit.

On the other hand, the present application also provides a non-transitory computer-readable storage medium on which a computer program is stored. The computer program is implemented when executed by the processor to execute the air conditioner condenser dirty reminder method provided by the above methods. , the method includes: when it is determined that the fan of the outdoor unit is at the first wind speed level, obtaining the first air outlet volume of the outdoor unit at the first wind speed level according to a preset time interval; The wind speed level is determined based on the outdoor ambient temperature and the operating frequency of the air conditioner compressor; when the quantity of the first air outlet volume obtained reaches the target quantity, the first average value of each of the first air outlet volumes is calculated; When the difference between the standard air output volume at the first wind speed level and the first average value meets the first preset condition, the target reminder module in the air conditioner is controlled to start to remind the user to clean the air conditioner. Condenser of outdoor unit.

The device embodiments described above are only illustrative. The units described as separate components may or may not be physically separated. The components shown as units may or may not be physical units, that is, they may be located in One location, or it can be distributed across multiple network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment. Persons of ordinary skill in the art can understand and implement the method without any creative effort.

Through the above description of the embodiments, those skilled in the art can clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and of course, it can also be implemented by hardware. Based on this understanding, the part of the above technical solution that essentially contributes to the existing technology can be embodied in the form of a software product. The computer software product can be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., including a number of instructions to cause a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods described in various embodiments or certain parts of the embodiments.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present application, but not to limit it; although the present application has been described in detail with reference to the foregoing embodiments, ordinary people in the art Skilled persons should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent substitutions for some of the technical features; and these modifications or substitutions do not deviate from the essence of the corresponding technical solutions from the implementation of the present application. The spirit and scope of the technical solution.

Claims (10)

1. A method for reminding an air conditioner condenser of contamination, including:

   When it is determined that the fan of the outdoor unit is at the first wind speed level, the first air outlet volume of the outdoor unit at the first wind speed level is obtained according to a preset time interval; the wind speed level of the outdoor unit is based on the outdoor Determined by the ambient temperature and the operating frequency of the air conditioner compressor;

   When it is obtained that the quantity of the first air outlet volume reaches the target quantity, calculate the first average value of each of the first air outlet volumes;

   When the difference between the standard air output volume at the first wind speed level and the first average value meets the first preset condition, the target reminder module in the air conditioner is controlled to start to remind the user to clean the air conditioner. Condenser of outdoor unit.
2. The air conditioner condenser dirt reminder method according to claim 1, wherein after obtaining the first air outlet volume of the outdoor unit at the first wind speed level according to the preset time interval, it further includes:

   When the obtained quantity of the first air outlet volume does not reach the target quantity and the outdoor unit switches from the first wind speed level to the second wind speed level, according to the preset time interval, the The second air outlet volume at the second wind speed level;

   When the quantity of the second air output volume obtained reaches the target quantity, calculate a second average value of each of the second air output volumes;

   When the difference between the standard air outlet volume at the second wind speed level and the second average value meets the second preset condition, the target reminder module is controlled to be started.
3. The air conditioner condenser dirt reminder method according to claim 1, wherein after obtaining the first air outlet volume of the outdoor unit at the first wind speed level according to the preset time interval, it further includes:

   When the obtained quantity of the first air outlet volume does not reach the target quantity and the air conditioner enters the shutdown state, the data of each of the first air outlet volumes is cleared.
4. The air conditioner condenser dirt reminder method according to claim 1, wherein when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies a first preset condition, Controlling the activation of the target reminder module in the air conditioner includes:

   When the difference between the standard air output volume at the first wind speed level and the first average value is not less than the first threshold and less than the second threshold, the target signal light is controlled to light up; The target signal light is used to remind the user of the degree of blockage of the condenser of the outdoor unit; the target reminder module includes the target signal light.
5. The air conditioner condenser dirt reminder method according to claim 3, wherein after clearing the data of each of the first air outlet volumes, it further includes:

   When it is determined that the air conditioner enters the restart state from the shutdown state, determine the third wind speed level at which the outdoor unit operates after the air conditioner restarts;

   According to the preset time interval, obtain the third air outlet volume of the outdoor unit at the third wind speed level;

   When the obtained quantity of the third air outlet volume reaches the target quantity, calculate a third average value of each of the third air outlet volumes;

   When the difference between the standard air outlet volume at the third wind speed level and the third average value meets the third preset condition, the target reminder module is controlled to be started.
6. The air conditioner condenser dirt reminder method according to claim 4, wherein when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies a first preset condition, Controlling the activation of the target reminder module in the air conditioner includes:

   When the difference between the standard air output volume at the first wind speed level and the first average value is not less than the second threshold, the target signal light is controlled to light up and the alarm is controlled to sound an alarm; the target The reminder module includes the target signal light and the alarm.
7. An air conditioner condenser dirt reminder device, including:

   An acquisition module, configured to acquire the first air outlet volume of the outdoor unit at the first wind speed level according to a preset time interval when it is determined that the fan of the outdoor unit is at the first wind speed level; The wind speed level is determined based on the outdoor ambient temperature and the operating frequency of the air conditioner compressor;

   A calculation module configured to calculate the first average value of each first air outlet volume when the obtained quantity of the first air outlet volume reaches the target quantity;

   A control module configured to control the target reminder module in the air conditioner to start when the difference between the standard air outlet volume at the first wind speed level and the first average value satisfies a first preset condition. Users are reminded to clean the condenser of the outdoor unit.
8. An air conditioner, including:

   Air conditioner body, air volume sensor, temperature sensor, signal light and alarm;

   The temperature sensor, the signal light and the alarm are all arranged in the air conditioner body;

   The air volume sensor is used to obtain the air volume of the fan of the outdoor unit of the air conditioner; the air volume sensor is arranged at a target position inside the outdoor unit of the air conditioner, and the target position is spatially located at the condenser of the outdoor unit. On one side, the fan of the outdoor unit is located on the other side of the condenser;

   The temperature sensor is used to obtain the outdoor ambient temperature where the outdoor unit is located;

   The signal light is used to provide a light reminder when it is determined that the condenser of the outdoor unit is dirty;

   The alarm is used to issue an alarm when it is determined that the condenser of the outdoor unit is severely dirty;

   It also includes a controller; the temperature sensor, the air volume sensor, the signal light and the alarm are all electrically connected to the controller;

   The controller includes a memory, a processor, and a computer program stored in the memory and executable on the processor. When the processor executes the program, the processor implements the method described in any one of claims 1 to 6. Reminder method for dirty air conditioner condenser.
9. A non-transitory computer-readable storage medium on which a computer program is stored. When the computer program is executed by a processor, the method for reminding the air conditioner condenser of contamination according to any one of claims 1 to 6 is implemented.
10. A computer program product, including a computer program, when the computer program is executed by a processor, the method for reminding the air conditioner condenser of contamination according to any one of claims 1 to 6 is implemented.