WO2022068407A1

WO2022068407A1 - Air conditioner, and indoor unit thereof

Info

Publication number: WO2022068407A1
Application number: PCT/CN2021/111644
Authority: WO
Inventors: 刘光朋; 郝本华
Original assignee: 青岛海尔空调器有限总公司; 青岛海尔空调电子有限公司; 海尔智家股份有限公司
Priority date: 2021-01-29
Filing date: 2021-08-10
Publication date: 2022-04-07
Also published as: CN112728640A

Abstract

An air conditioner and an indoor unit thereof. The indoor unit comprises: a housing (1) having an air outlet (11); a fan arranged in the housing (1); and a disinfection device mounted on the housing (1). The disinfection device comprises: a liquid storage tank (2) for storing a disinfectant; and a sprayer (3) in communication with the liquid storage tank (2), wherein a nozzle (31) of the sprayer (3) is arranged at the air outlet (11). The indoor unit is provided with the disinfection device, and when in operation, the disinfection device can spray a disinfectant in the form of a mist, and at the same time, the fan is operated such that the disinfectant in the form of a mist flows to various positions in a room along with the air blown from the air outlet (11) so as to perform disinfection for the room in order to achieve a more comfortable and safer home environment.

Description

Air conditioner and its indoor unit

technical field

The invention belongs to the technical field of electrical equipment, and specifically provides an air conditioner and an indoor unit thereof.

Background technique

An air conditioner is a device that can cool or heat a room. With the continuous improvement of people's living standards, people pay more and more attention to healthy home appliances.

The family environment is one of the most intimate environments for human beings, and its quality is closely related to the health of family members. However, there are a large number of pathogenic microorganisms in the home environment, which can be transmitted to the human body through various ways, which can easily lead to related diseases.

During weekdays, people are busy with their work and do not have time to sterilize the room. It is not suitable to sterilize the room on weekends, because after spraying the sterilizing liquid on the room, there will be a great smell in the room, which makes people feel uncomfortable. It is comfortable, and if the concentration of the bactericide in the room is relatively high, it will cause certain harm to the human body.

Accordingly, a new technical solution is needed in the art to solve the above problems.

SUMMARY OF THE INVENTION

In order to solve the above problems in the prior art, that is, in order to solve the problem that there are a large number of pathogenic microorganisms in the family environment, which easily causes family members to get sick, the present invention provides an indoor unit of an air conditioner, the indoor unit includes: a shell , which has an air outlet; a fan, which is arranged in the casing; and a sterilization device, which is installed on the casing; wherein, the sterilization device includes: a liquid storage tank, which is used to store the sterilizing liquid; and a sprayer , which is communicated with the liquid storage tank, and the nozzle of the sprayer is arranged at the air outlet.

In the preferred technical solution of the indoor unit of the above air conditioner, the sterilization device further includes a first pressure sensor, the first pressure sensor is located between the liquid storage tank and the housing, the first pressure sensor The value of can reflect the installation status of the liquid storage tank.

In the preferred technical solution of the indoor unit of the above air conditioner, the first pressure sensor is installed on the housing, and when the installation is completed, the front end of the liquid storage tank just pushes against the first pressure sensor superior.

In the preferred technical solution of the indoor unit of the above air conditioner, the sterilization device further includes a second pressure sensor, the second pressure sensor is located between the liquid storage tank and the housing, the second pressure sensor The value of can reflect the quantity of the sterilizing liquid in the liquid storage tank.

In the above preferred technical solution of the indoor unit of the air conditioner, the second pressure sensor is installed on the housing, and when the installation is completed, the liquid storage tank just presses on the second pressure sensor.

In the preferred technical solution of the indoor unit of the above air conditioner, the sprayer is an aerosol sprayer.

In a preferred technical solution of the indoor unit of the air conditioner, a regulating valve is provided on the sprayer, and the regulating valve can adjust the injection amount of the sprayer.

In the above preferred technical solution of the indoor unit of the air conditioner, the regulating valve is an electronic regulating valve.

In the preferred technical solution of the indoor unit of the air conditioner, the number of the sterilization devices is two, and they are located at both ends of the air outlet.

In another aspect, the present invention also provides an air conditioner comprising the above indoor unit of the air conditioner.

Those skilled in the art can understand that, in a preferred technical solution of the present invention, the indoor unit includes: a casing, which has an air outlet; a fan, which is arranged in the casing; and a sterilization device, which is installed on the casing; wherein , the sterilization device includes: a liquid storage tank, which is used for storing the sterilization liquid; and a sprayer, which is communicated with the liquid storage tank, and the nozzle of the sprayer is arranged at the air outlet. By installing the sterilization device on the indoor unit, the sterilization device can spray the mist-like sterilant, and at the same time make the fan run, the mist-like sterilant can flow to various positions of the room with the wind blown from the air outlet, so as to conduct a comprehensive cleaning of the room. Sterilize, kill the pathogenic microorganisms in the room, making the home environment more comfortable and safe. In addition, the user can time the air conditioner to enter the sterilization mode to sterilize the room at regular intervals. In this way, during working hours, the air conditioner can The air conditioner can automatically execute the sterilization mode according to the time set by the user to sterilize the room, which greatly improves the user's experience. Alternatively, the user can also control the air conditioner to enter the sterilization mode through the mobile phone APP, without the need for the user to spray into the room. The sterilizing liquid is available, which greatly saves the user's time. For example, the user can control the air conditioner to enter the sterilization mode through the mobile phone APP on the way to work in the morning or after arriving at the company, only run the fan and sterilization device, and sterilize the room, etc. After the user came home from work at night, the pathogenic microorganisms in the room were killed, and the smell of the disinfectant disappeared in the room.

Further, the nebulizer is an aerosol nebulizer. Aerosol spray can be sprayed through an aerosol sprayer. Aerosol has the advantages of long floating time and strong penetration. Therefore, the use of aerosol spray for sterilization can effectively sterilize both the air and the surface, and has high efficiency and good effect.

Furthermore, the sprayer is provided with a regulating valve, and the spray amount of the sprayer can be adjusted by the regulating valve. By setting a regulating valve on the sprayer, the user can adjust the spray volume of the sprayer according to the specific situation, so as to improve the user experience. For example, if the user's time is tight and the sterilization of the room needs to be completed in a short time, the spray volume of the sprayer can be adjusted to the maximum spray volume through the regulating valve, so as to complete the sterilization of the room in the shortest time; if the user In order to improve the sterilization effect, the injection volume of the sprayer can be adjusted to the minimum injection volume through the regulating valve, so as to prolong the sterilization time and improve the sterilization effect.

Still further, the sterilization device further includes a first pressure sensor, the first pressure sensor is located between the liquid storage tank and the housing, and the value of the first pressure sensor can reflect the installation state of the liquid storage tank. The installation state of the liquid storage tank is reflected by setting the first pressure sensor between the liquid storage tank and the casing. When the liquid storage tank is not installed properly, the information that the liquid storage tank is not installed can be sent to the user to remind the user to re-install the liquid storage tank. Install a liquid storage tank to avoid affecting the normal operation of the sterilization device, making the air conditioner more intelligent and user experience better.

Still further, the sterilization device further includes a second pressure sensor, the second pressure sensor is located between the liquid storage tank and the housing, and the value of the second pressure sensor can reflect the quantity of the sterilization liquid in the liquid storage tank. By setting a second pressure sensor between the liquid storage tank and the shell to reflect the amount of sterilizing liquid in the liquid storage tank, when the liquid storage tank is short of liquid, the user can be reminded to add the sterilizing liquid to the liquid storage tank in time to prevent Avoid affecting the next sterilization.

In addition, the air conditioner further provided by the present invention on the basis of the above technical solution adopts the above indoor unit, and further has the technical effect possessed by the above indoor unit, and compared with the air conditioner before the improvement, the air conditioner of the present invention has The device can sterilize the room and kill the pathogenic microorganisms in the room, making the home environment more comfortable and safe, and the user experience better.

Description of drawings

The technical scheme of the present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the air conditioner, wherein,

1 is a schematic structural diagram of an indoor unit of an air conditioner of the present invention;

FIG. 2 is a partial enlarged view of FIG. 1 .

List of reference numbers:

1. Shell; 11. Air outlet;

2. Liquid storage tank;

3. Sprayer; 31. Nozzle; 32. Regulating valve;

4. The first pressure sensor;

5. The second pressure sensor.

Detailed ways

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that the embodiments described below are only used to explain the technical principle of the present invention, and are not intended to limit the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", etc. indicate directions or positional relationships The terminology is based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, rather than indicating or implying that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a Invention limitations. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In addition, it should also be noted that, in the description of the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a It is a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Based on the problem pointed out in the background art that due to the existence of a large number of pathogenic microorganisms in the family environment, it is easy to cause family members to get sick. , make the home environment more safe and comfortable.

Referring first to FIG. 1 and FIG. 2 , FIG. 1 is a schematic structural diagram of an indoor unit of an air conditioner according to the present invention; FIG. 2 is a partial enlarged view of FIG. 1 .

The air conditioner of the present invention includes an indoor unit and an outdoor unit. As shown in FIG. 1 and FIG. 2 , the indoor unit includes a casing 1 and a fan (not shown in the figure) and a heat exchanger (not shown in the figure) arranged in the casing 1 shown), the housing 1 has an air outlet 11 and an air inlet (not shown in the figure), when the air conditioner is in cooling operation, the fan is started, and the hot air in the room enters the housing 1 from the air inlet of the housing 1, Heat exchange is carried out when passing through the heat exchanger, and the heat of the hot air is absorbed and turned into cold air, and then re-discharged into the room from the air outlet 11 of the shell 1 to reduce the temperature of the room; During operation, the fan is started, and the cold air in the room enters the casing 1 from the air inlet of the casing 1, and exchanges heat when passing through the heat exchanger. The air outlet 11 is re-discharged into the room to raise the temperature of the room.

It can be known from the background art that there are a large number of pathogenic microorganisms in the home environment, which can be transmitted to the human body through various ways, and are likely to cause related diseases. Therefore, the indoor unit of the air conditioner of the present invention further includes a sterilization device. The sterilization device is installed on the casing 1 and is arranged close to the air outlet 11 of the casing 1. The sterilization device can spray mist-like sterilant. The sterilizing agent can flow to various positions of the room along with the wind blown from the air outlet 11 to sterilize the room.

The number of sterilization devices is preferably two, which are respectively located at the left and right ends of the air outlet 11 .

When the air conditioner is in the sterilization mode, it is only necessary to operate the fan and the sterilization device, and the mist-like sterilant sprayed from the sterilization device can flow with the wind blown out from the air outlet 11 and spread to various positions in the room , to fully sterilize the room.

The user can time the air conditioner to enter the sterilization mode to sterilize the room. In this way, during the working day, the air conditioner can automatically execute the sterilization mode according to the time set by the user to sterilize the room. Greatly improve the user experience.

Alternatively, the user can also control the air conditioner to enter the sterilization mode through the mobile phone APP, and the user does not need to spray the sterilizing liquid into the room by himself, which greatly saves the user's time. The APP controls the air conditioner to enter the sterilization mode. Only the fan and the sterilization device are operated to sterilize the room. When the user returns home from work at night, the pathogenic microorganisms in the room are killed, and the room has no smell of the sterilant.

1 and 2, the sterilization device of the present invention includes a liquid storage tank 2 and a sprayer 3, wherein the liquid storage tank 2 is used for storing sterilizing liquid, such as sodium hypochlorite, etc., and the sprayer 3 is communicated with the liquid storage tank 2, and the sprayer 3 The nozzle 31 is arranged at the air outlet 11 .

When the sterilization device is running, the sterilizing liquid in the liquid storage tank 2 enters the sprayer 3, and then sprays the mist-like sterilant through the nozzle 31 of the sprayer 3. Various locations in the room to fully sterilize the room.

Preferably, the nebulizer 3 is an aerosol nebulizer. Aerosol spray can be sprayed through an aerosol sprayer. Aerosol has the advantages of long floating time and strong penetration. Therefore, the use of aerosol spray for sterilization can effectively sterilize both the air and the surface, and has high efficiency and good effect.

Continuing to refer to FIG. 1 and FIG. 2 , the sprayer 3 is provided with a regulating valve 32 , and the spray amount of the sprayer 3 can be adjusted by the regulating valve 32 . By setting the regulating valve 32 on the sprayer 3, the user can adjust the spray amount of the sprayer 3 according to the specific situation.

For example, if the user's time is tight and the room needs to be sterilized in a short time, the spray volume of the sprayer 3 can be adjusted to the maximum spray volume through the regulating valve 32, so as to not complete the room disinfection in the shortest time; If the user has plenty of time, in order to improve the sterilization effect, the spray amount of the sprayer 3 can be adjusted to the minimum spray amount through the regulating valve 32, so as to prolong the sterilization time and improve the sterilization effect.

Among them, the regulating valve 32 is preferably an electronic regulating valve.

Three sterilization modes can be set for the air conditioner: fast sterilization mode, standard sterilization mode and slow sterilization mode. When the user selects the fast sterilization mode, the spray volume of the sprayer 3 is automatically adjusted to the maximum spray volume through the electronic control valve; When the standard sterilization mode is selected, the spray volume of the sprayer 3 is automatically adjusted to the standard spray volume through the electronic control valve; when the user selects the slow sterilization mode, the spray volume of the sprayer 3 is automatically adjusted to the minimum spray volume through the electronic control valve.

Continuing to refer to FIG. 1 and FIG. 2 , the sterilization device further includes a first pressure sensor 4 , the first pressure sensor 4 is located between the liquid storage tank 2 and the housing 1 , and the value of the first pressure sensor 4 can reflect the value of the liquid storage tank 2 . installation status.

Exemplarily, the first pressure sensor 4 is installed on the housing 1, and the liquid storage tank 2 is arranged horizontally. When the installation is completed, the front end of the liquid storage tank 2 (the left end of the liquid storage tank 2 as seen from the figure) is just right. Stand on the first pressure sensor 4, and take the value of the first pressure sensor 4 as the preset value at this time. When the value of the first pressure sensor 4 is greater than or equal to the preset value, it can be determined that the liquid storage tank 2 is installed. In this case, the sterilization device can operate normally; on the contrary, when the value of the first pressure sensor 4 is less than the preset value, it can be judged that the liquid storage tank 2 is not installed properly, in this case, it can be prohibited The sterilization device operates, and sends a message to the user that the liquid storage tank 2 is not installed, so as to remind the user to reinstall the liquid storage tank 2 . By arranging the first pressure sensor 4 between the liquid storage tank 2 and the housing 1 to reflect the installation state of the liquid storage tank 2 , the air conditioner is made more intelligent and the user experience is better.

1 and 2, the sterilization device further includes a second pressure sensor 5, the second pressure sensor 5 is located between the liquid storage tank 2 and the housing 1, and the value of the second pressure sensor 5 can reflect the liquid storage tank 2. quantity of bactericidal solution.

By arranging the second pressure sensor 5 between the liquid storage tank 2 and the housing 1 to reflect the quantity of the sterilizing liquid in the liquid storage tank 2, when the liquid storage tank 2 is short of liquid, the user can be reminded in time to send the liquid to the liquid storage tank 2. Add bactericidal solution.

Exemplarily, the second pressure sensor 5 is installed on the housing 1, and the liquid storage tank 2 is arranged horizontally. When the installation is completed, the liquid storage tank 2 is just pressed on the second pressure sensor 5, and the liquid storage tank 2 is placed in the liquid storage tank 2. The value of the second pressure sensor 5 when the sterilizing liquid is only enough for one sterilization is taken as the preset value. When the value of the second pressure sensor 5 is less than the preset value, it means that the sterilizing liquid in the liquid storage tank 2 is insufficient. The user sends the prompt information of lack of liquid, so that the user can replenish the sterilizing liquid in the liquid storage tank 2 in time to avoid affecting the next sterilization.

So far, the technical solutions of the present invention have been described with reference to the preferred embodiments shown in the accompanying drawings, however, those skilled in the art can easily understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

An indoor unit of an air conditioner, characterized in that the indoor unit comprises:

a housing having an air outlet;

a fan disposed within the housing; and

a sterilization device mounted on the housing;

Wherein, the sterilization device includes:

a liquid storage tank, which is used to store the sterilizing liquid; and

a sprayer, which is communicated with the liquid storage tank, and the nozzle of the sprayer is arranged at the air outlet.
The indoor unit of an air conditioner according to claim 1, wherein the sterilization device further comprises a first pressure sensor, the first pressure sensor is located between the liquid storage tank and the housing, the The value of the first pressure sensor can reflect the installation state of the liquid storage tank.
The indoor unit of an air conditioner according to claim 2, wherein the first pressure sensor is installed on the casing, and when the installation is completed, the front end of the liquid storage tank just pushes against the on the first pressure sensor.
The indoor unit of an air conditioner according to claim 1, wherein the sterilization device further comprises a second pressure sensor, the second pressure sensor is located between the liquid storage tank and the housing, the The value of the second pressure sensor can reflect the quantity of the sterilizing liquid in the liquid storage tank.
The indoor unit of an air conditioner according to claim 4, wherein the second pressure sensor is installed on the casing, and when the installation is completed, the liquid storage tank is just pressed against the second pressure sensor. on the pressure sensor.
The indoor unit of an air conditioner according to claim 1, wherein the sprayer is an aerosol sprayer.
The indoor unit of an air conditioner according to claim 1, wherein a regulating valve is provided on the sprayer, and the regulating valve can adjust the injection amount of the sprayer.
The indoor unit of an air conditioner according to claim 7, wherein the regulating valve is an electronic regulating valve.
The indoor unit of an air conditioner according to any one of claims 1 to 8, wherein the number of the sterilizing devices is two, and they are located at two ends of the air outlet respectively.
An air conditioner, characterized in that the air conditioner includes the indoor unit of the air conditioner according to any one of claims 1 to 9.