CN117366679A

CN117366679A - Air conditioner and control method thereof

Info

Publication number: CN117366679A
Application number: CN202210768490.4A
Authority: CN
Inventors: 黄博义; 缪雄伟; 张卫东
Original assignee: GD Midea Air Conditioning Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2024-01-09

Abstract

The invention discloses an air conditioner and a control method thereof, wherein the air conditioner comprises: the air conditioner comprises an air conditioner main body, wherein the air conditioner main body comprises a casing, an indoor heat exchanger and a first indoor fan, the casing is provided with an indoor air duct, an indoor air inlet, a fresh air inlet and an air outlet, the indoor air duct is communicated with the indoor air inlet and the air outlet, and the indoor heat exchanger and the first indoor fan are arranged in the indoor air duct; the fresh air pipe is characterized by comprising a fresh air inlet, a fresh air pipe and a fresh air outlet, wherein one end of the fresh air pipe is communicated with the fresh air inlet, and the other end of the fresh air pipe is suitable for penetrating through a wall body to be communicated with the outside; and the oxygenation device is arranged in the new air pipe to prepare oxygen. The air conditioner provided by the embodiment of the invention has the advantages of increasing the oxygen content of indoor air, reducing noise transmitted to a user, being convenient for improving the use experience of the user and the like.

Description

Air conditioner and control method thereof

Technical Field

The invention relates to the technical field of air conditioners, in particular to an air conditioner and a control method thereof.

Background

When the air conditioner in the related art works, the indoor oxygen concentration can be reduced along with the extension of the using time, and the long-time use of a user is not utilized.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the air conditioner and the control method thereof, and the air conditioner has the advantages of increasing the oxygen content of indoor air, reducing noise transmitted to a user, being convenient for improving the use experience of the user and the like.

An air conditioner according to an embodiment of a first aspect of the present invention includes: the air conditioner comprises an air conditioner main body, wherein the air conditioner main body comprises a casing, an indoor heat exchanger and a first indoor fan, the casing is provided with an indoor air duct, an indoor air inlet, a fresh air inlet and an air outlet, the indoor air duct is communicated with the indoor air inlet and the air outlet, and the indoor heat exchanger and the first indoor fan are arranged in the indoor air duct; the fresh air pipe is characterized by comprising a fresh air inlet, a fresh air pipe and a fresh air outlet, wherein one end of the fresh air pipe is communicated with the fresh air inlet, and the other end of the fresh air pipe is suitable for penetrating through a wall body to be communicated with the outside; and the oxygenation device is arranged in the new air pipe to prepare oxygen.

The air conditioner provided by the embodiment of the invention has the advantages of increasing the oxygen content of indoor air, reducing noise transmitted to a user, being convenient for improving the use experience of the user and the like.

In addition, the air conditioner according to the above embodiment of the present invention may further have the following additional technical features:

according to some embodiments of the invention, the casing further has a ventilation cavity and an access hole, the ventilation cavity is communicated with one end of the new air pipe and the air outlet, and the access hole is provided with an access cover for opening and closing the access hole.

In some embodiments, the access opening is disposed on a side of the housing facing away from the fresh air duct.

In some embodiments, the ventilation cavity comprises a first chamber in communication with the fresh air duct and a second chamber in communication with the air outlet; the first chamber is communicated with the second chamber through an air passing port, and a movable valve is arranged in the casing and used for opening and closing the air passing port.

In some examples, the air outlet of the oxygenation device is in communication with the second chamber or the air outlet via a vent tube, and the valve has an avoidance hole for avoiding the vent tube.

In some examples, the air outlet comprises an indoor outlet and a fresh air outlet, the indoor air duct is communicated with the indoor outlet, the second chamber is communicated with the fresh air outlet, and a second indoor fan is arranged in the second chamber.

In some specific examples, the first indoor fan is a cross-flow fan and the second indoor fan is a centrifugal fan.

In some examples, the second chamber is in communication with the indoor air duct.

According to some embodiments of the invention, the oxygenation device comprises a molecular sieve oxygen production assembly, an oxygen enrichment membrane oxygen production assembly, an electrochemical oxygen production assembly, or a physical adsorption oxygen production assembly.

According to some embodiments of the invention, the oxygenation device comprises: an oxygen production main body; the driving pump is communicated with the oxygen generating main body and used for driving air in the fresh air pipe to enter the oxygen generating main body.

In some embodiments, the air conditioner further comprises: the auxiliary function piece is connected between the oxygen-making main body and the driving pump and comprises a dehumidifying piece and/or a silencing piece.

According to some embodiments of the invention, the air conditioner further comprises a dehumidifying device in communication with the oxygenation device, the dehumidifying device comprising: the shell defines an air passing cavity, and a drying agent is arranged in the air passing cavity; the heating piece is arranged in the shell or outside the shell.

According to the control method of the air conditioner, which is provided by the embodiment of the second aspect of the invention, the control method has the advantages of being capable of increasing the oxygen content of indoor air, reducing noise transmitted to a user, being convenient for improving the use experience of the user and the like.

According to some embodiments of the present invention, a control method of an air conditioner includes the steps of: detecting the humidity of the drying agent and the opening time of the oxygenation device; and controlling the start and stop of the heating element according to the detected humidity of the drying agent and the detected start time of the oxygenation device.

In some examples, when the humidity of the desiccant is greater than a preset humidity value, or the humidity of the desiccant is less than or equal to the preset humidity value and the on time of the oxygenation device is greater than a preset time, controlling the heating element to heat; and when the humidity of the drying agent is smaller than or equal to a preset humidity value, and the opening time of the oxygenation device is smaller than or equal to the preset time, controlling the heating piece to stop heating.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of an air conditioner according to an embodiment of the present invention.

Fig. 2 is a front view of an air conditioner according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view at A-A in fig. 2.

Fig. 4 is a cross-sectional view of an air conditioner in one direction according to an embodiment of the present invention.

Fig. 5 is a cross-sectional view of an air conditioner in another direction, in which the oxygenation device is a molecular sieve oxygenation assembly, according to an embodiment of the invention.

FIG. 6 is a cross-sectional view of an air conditioner in another direction, wherein the oxygenation device is an oxygen-enriched membrane oxygenation assembly, according to an embodiment of the invention.

Fig. 7 is an exploded view of a part of the structure of an air conditioner according to an embodiment of the present invention.

Fig. 8 is a schematic structural view of a molecular sieve oxygen generating assembly according to an embodiment of the present invention.

Fig. 9 is a schematic structural view of a dehumidifying apparatus according to an embodiment of the present invention, wherein a heating member is disposed outside a housing.

Fig. 10 is a schematic structural view of a dehumidifying apparatus according to an embodiment of the present invention, wherein a heating member is disposed within a housing.

Fig. 11 is a control flow chart of an air conditioner according to an embodiment of the present invention.

Reference numerals: air conditioner 1, electric control box 11,

The machine shell 100, the fresh air outlet 132, the indoor air duct 140, the ventilation cavity 150, the first cavity 151, the second cavity 152, the access opening 160, the access cover 161, the valve 170,

An indoor heat exchanger 200, a first indoor fan 300, a second indoor fan 400,

New wind pipe 50,

Oxygen increasing device 60, air outlet hole 61, oxygen generating main body 62, driving pump 63, vent pipe 64,

Molecular sieve oxygen generation assembly 600, molecular sieve oxygen tank 610, first vacuum pump 620,

Oxygen-enriched membrane oxygen-making assembly 700, oxygen-enriched membrane 710, second vacuum pump 720,

A muffler 82,

A dehumidifying device 90, a housing 910, an air passing chamber 911 and a heating 920.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

An air conditioner 1 according to an embodiment of the present invention is described below with reference to the accompanying drawings.

As shown in fig. 1 to 10, an air conditioner 1 according to an embodiment of the present invention includes an air conditioning main unit, a fresh air duct 50, and an oxygenation device 60.

The air conditioner main body comprises a casing 100, an indoor heat exchanger 200 and a first indoor fan 300, wherein the casing 100 is provided with an indoor air channel 140, an indoor air inlet and an air outlet, the indoor air channel 140 is communicated with the indoor air inlet and the air outlet, the indoor heat exchanger 200 and the first indoor fan 300 are arranged in the indoor air channel 140, the first indoor fan 300 can drive indoor air to enter the indoor air channel 140 from the indoor air inlet, and the indoor air is processed in the indoor air channel 140 through the indoor heat exchanger 200 and then flows into the room from the air outlet.

Specifically, the indoor heat exchanger 200 may perform a cooling or heating process on the air in the indoor air duct 140, and the air processed by the indoor heat exchanger 200 may be discharged from the air outlet into the room with cooling or heating, so as to adjust the indoor environment temperature.

The casing 100 further has a fresh air inlet, one end of the fresh air pipe 50 is communicated with the fresh air inlet, the other end of the fresh air pipe 50 is suitable for penetrating through a wall, the other end of the fresh air pipe 50 is communicated with the outside, the oxygen increasing device 60 is arranged on the fresh air pipe 50, outdoor air can enter the fresh air pipe 50 through the other end of the fresh air pipe 50 and finally is discharged from an air outlet, so that fresh air is provided indoors, and when the oxygen increasing device 60 works, air entering the fresh air pipe 50 can flow through the oxygen increasing device 60, and after oxygen is prepared, oxygen is finally provided indoors from the air outlet.

Wherein, oxygenation device 60 can prepare oxygen, and when the air in fresh air duct 50 flows through oxygenation device 60, oxygenation device 60 can produce oxygen, and the produced oxygen can flow to the room, thereby increasing the oxygen content of the indoor air.

Specifically, the oxygen increasing device 60 may generate noise when oxygen is generated, the oxygen increasing device 60 is arranged in the new air pipe 50, namely, the oxygen increasing device 60 is arranged at a position close to the outside, the oxygen increasing device 60 is arranged at a position far away from a user, and thus noise transmitted to the user is convenient to reduce due to the arrangement, and the use experience of the user is convenient to improve.

Therefore, the air conditioner 1 according to the embodiment of the invention has the advantages of increasing the oxygen content of indoor air, reducing noise transmitted to users, being convenient for improving the use experience of users, and the like.

In some embodiments of the present invention, the casing 100 further has a ventilation cavity 150, the ventilation cavity 150 is connected to one end of the fresh air duct 50 and the air outlet, outdoor air can enter the fresh air duct 50 from the other end of the fresh air duct 50, oxygen can be generated after the oxygen is processed by the oxygen increasing device 60 when the fresh air duct 50 flows through the oxygen increasing device 60, the generated oxygen can flow into the ventilation cavity 150 from the fresh air inlet, flow to the air outlet along the ventilation cavity 150, and flow from the air outlet to the room, so as to provide oxygen to the room, and increase the oxygen content of the indoor air.

Meanwhile, air in the external environment can enter the fresh air pipe 50 from the other end of the fresh air pipe 50, enter the ventilation cavity 150 from the fresh air inlet in the fresh air pipe 50, flow to the air outlet along the ventilation cavity 150, and flow into the room from the air outlet to introduce fresh air into the room.

In some embodiments of the present invention, the enclosure 100 further has an access opening 160, and a worker may operate the components in the fresh air duct 50 from the access opening 160, for example, when the worker needs to operate the oxygen increasing device 60 in the fresh air duct 50, the worker may directly operate the oxygen increasing device 60 in the fresh air duct 50 through the access opening 160 without disassembling the enclosure 100 or the fresh air duct 50, or the worker may directly take the oxygen increasing device 60 out of the access opening 160 for maintenance or replacement, and the access opening 160 is provided to facilitate reducing the steps required for maintenance of the components in the fresh air duct 50, so as to facilitate the worker to directly maintain or replace the components in the fresh air duct 50, and to facilitate the worker to directly maintain or replace the oxygen increasing device 60.

Wherein, access port 160 department is equipped with access cover 161 for switching access port 160, when need not to operate the spare part in the fresh air duct 50, operable access cover 161 closes access port 160, avoids dust or other pollutants in the external environment can follow access port 160 and get into in the fresh air duct 50, avoids causing the influence to spare part in the fresh air duct 50. When the parts in the fresh air pipe 50 need to be operated from the access hole 160, the access hole 160 is opened by the operable access cover 161, and at the moment, the workers can directly operate the parts in the fresh air pipe 50 from the access hole 160, so that the workers can conveniently operate the parts in the fresh air pipe 50.

In some alternative embodiments of the present invention, access opening 160 is provided on a side of enclosure 100 facing away from fresh air duct 50, such that it facilitates the operation of components within fresh air duct 50 by a worker from access opening 160.

Specifically, the other end of the fresh air pipe 50 is communicated with the outside through the wall body, the access opening 160 is arranged on one side, opposite to the fresh air pipe 50, of the casing 100, a worker can directly operate parts in the fresh air pipe 50 from the access opening 160 without disassembling the air conditioner 1, and the maintenance or replacement of the parts in the fresh air pipe 50 is facilitated.

Meanwhile, the worker can operate the parts in the fresh air pipe 50 through the access opening 160 indoors, the situation that the worker needs to perform high-altitude operation to operate the fresh air pipe 50 from the access opening 160 is avoided, and the operation of the worker is facilitated.

In some alternative embodiments of the present invention, the ventilation chamber 150 includes a first chamber 151 and a second chamber 152, the first chamber 151 is in communication with the fresh air duct 50, the second chamber 152 is in communication with the air outlet, and oxygen generated by the oxygen increasing device 60 can be discharged from the air outlet into the room to increase the oxygen content in the room.

The air in the fresh air duct 50 can enter the first chamber 151, flow to the second chamber 152 along the first chamber 151, flow to the air outlet along the second chamber 152, and be discharged into the room from the air outlet to introduce fresh air into the room.

Wherein, the first chamber 151 and the second chamber 152 are communicated through an air port, a movable valve 170 is arranged in the casing 100, and the valve 170 can open or close the air port to conduct the first chamber 151 and the second chamber 152 or isolate the first chamber 151 and the second chamber 152.

Specifically, in the fresh air mode, the air outlet may be opened by the valve 170, so that the first chamber 151 and the second chamber 152 are communicated, and thus, the air in the fresh air duct 50 sequentially flows through the first chamber 151 and the second chamber 152, and finally is discharged from the air outlet into the room, so as to introduce fresh air into the room. In the oxygen-enriched mode in which fresh air is not required but oxygen is required to be introduced, the air passing opening can be closed through the valve 170, so that the first chamber 151 and the second chamber 152 are blocked, and oxygen generated by the oxygen increasing device 60 can be discharged from the air outlet into the room, so that the oxygen content in the room is increased.

In some embodiments of the present invention, the vent hole 61 of the oxygenation device 60 is communicated with the second chamber 152 through the vent pipe 64, and the valve 170 has a vent hole for venting the vent pipe 64, so that the vent pipe 64 can smoothly communicate the vent hole 61 of the oxygenation device 60 with the second chamber 152, and oxygen in the oxygenation device 60 can flow from the vent hole 61 to the second chamber 152 along the vent pipe 64, flow to the air outlet along the second chamber 152, and be discharged from the air outlet to the room, so as to increase the oxygen content of the indoor air.

Specifically, the vent pipe 64 is communicated with the air outlet hole 61 of the oxygenation device 60 and the second chamber 152, outdoor air can enter the fresh air pipe 50 from the other end of the fresh air pipe 50, a part of air in the fresh air pipe 50 can enter the oxygenation device 60, high-concentration oxygen is generated after being processed by the oxygenation device 60, the high-concentration oxygen enters the vent pipe 64 from the air outlet hole 61 of the oxygenation device 60, enters the second chamber 152 along the vent pipe 64, flows to the air outlet along the second chamber 152, and is discharged to the room from the air outlet to increase the oxygen content of indoor air.

In other embodiments, the vent hole 61 and the air outlet of the oxygenation device 60 pass through the ventilation pipe 64, and the valve 170 has a vent hole for avoiding the ventilation pipe 64, so that the ventilation pipe 64 can smoothly communicate with the vent hole 61 and the air outlet of the oxygenation device 60, and oxygen in the oxygenation device 60 can directly flow from the vent hole 61 to the air outlet along the ventilation pipe 64, and is discharged from the air outlet into the room, so as to bring the oxygen into the room, and increase the oxygen content of the indoor air.

Specifically, the vent pipe 64 is communicated with the air outlet hole 61 and the air outlet of the oxygenation device 60, outdoor air can enter the fresh air pipe 50 from the other end of the fresh air pipe 50, part of air in the fresh air pipe 50 can enter the oxygenation device 60, high-concentration oxygen is generated after being processed by the oxygenation device 60, the high-concentration oxygen enters the vent pipe 64 from the air outlet hole 61 of the oxygenation device 60, flows to the air outlet along the vent pipe 64, and is discharged into a room from the air outlet to increase the oxygen content of indoor air.

In some embodiments, when the user only needs to introduce oxygen into the room to increase the oxygen content of the room, the valve 170 may be moved to a position closing the air passing hole, and at this time, oxygen in the oxygen increasing device 60 may enter the ventilation pipe 64 from the air outlet hole 61, flow to the second chamber 152 along the ventilation pipe 64 or directly flow to the air outlet, and flow from the air outlet to the room to increase the oxygen content of the room air. The air in the fresh air duct 50 flows to the first chamber 151, and this air is collected in the first chamber 151 due to the fact that the valve 170 closes the air outlet.

When oxygen and fresh air need to be introduced into the room, the valve 170 can be moved to a position for opening the air passing hole, at this time, the first chamber 151 and the second chamber 152 are communicated, oxygen in the oxygenation device 60 can enter the ventilation pipe 64 from the air outlet hole 61, flow to the second chamber 152 along the ventilation pipe 64 or directly flow to the air outlet, and flow from the air outlet to the room, so as to increase the oxygen content of the indoor air.

The air in the fresh air duct 50 flows into the first chamber 151, flows into the second chamber 152 through the air outlet, flows to the air outlet along the second chamber 152, and flows into the room from the air outlet to introduce fresh air into the room.

In some alternative embodiments of the present invention, the air outlet includes an indoor outlet, the indoor air duct 140 is in communication with the indoor outlet, and the first indoor fan 300 can drive indoor air from the indoor air inlet into the indoor air duct 140, and the indoor air is processed by the indoor heat exchanger 200 in the indoor air duct 140 to become air carrying cold or heat, and flows along the indoor air duct 140 to the indoor outlet, and flows from the indoor outlet to the indoor to regulate the indoor environment.

The air outlet also comprises a fresh air outlet 132, the second chamber 152 is communicated with the fresh air outlet 132, a second indoor fan 400 is arranged in the second chamber 152, the first chamber 151 is communicated with the fresh air pipe 50, when the valve 170 moves to a position for opening the air outlet, and the first chamber 151 is communicated with the second chamber 152, the second indoor fan 400 can drive outdoor air to enter the fresh air pipe 50 from the other end of the fresh air pipe 50, oxygen is generated after the fresh air pipe 50 is processed by the oxygenation device 60, and under the driving of the second indoor fan 400, the oxygen flows into the room from the fresh air outlet 132 so as to supplement oxygen to the room.

Meanwhile, the air in the fresh air duct 50 may flow into the room from the fresh air outlet 132 under the driving of the second indoor fan 400 to introduce fresh air into the room.

Specifically, in some alternative embodiments, vent 61 of oxygenation device 60 is in communication with second chamber 152 or fresh air outlet 132 via vent 64, and valve 170 is movable to open or close the vent to block first chamber 151 from second chamber 152 or to communicate first chamber 151 with second chamber 152.

When the valve 170 closes the air outlet, the second indoor fan 400 may drive the outdoor air to enter the fresh air duct 50 from the other end of the fresh air duct 50, a part of the air enters the oxygenation device 60, and high-concentration oxygen is generated after the treatment by the oxygenation device 60, and the oxygen may flow from the air outlet 61 along the ventilation duct 64 to the second chamber 152 or directly to the fresh air outlet 132, and flow from the fresh air outlet 132 to the room to introduce oxygen into the room. The air in the fresh air duct 50 flows into the first chamber 151 and gathers in the first chamber 151.

When the valve 170 opens the air passing hole, the first chamber 151 communicates with the second chamber 152, and the air collected in the first chamber 151 may flow to the second chamber 152 through the air passing hole, from the second chamber 152 to the fresh air outlet 132, and from the fresh air outlet 132 to the room under the driving of the second indoor fan 400, so as to introduce fresh air into the room.

In some embodiments of the present invention, the first indoor fan 300 is a cross-flow fan, and the first indoor fan 300 can drive indoor air to enter the indoor air duct 140 from the indoor air inlet, and after the indoor air duct 140 is processed by the indoor heat exchanger 200, the air flows to the indoor outlet along the indoor air duct 140, and flows from the indoor outlet to the indoor, so as to bring the cold or heat generated by the indoor heat exchanger 200 into the indoor, and regulate the indoor environment.

The first indoor fan 300 is configured as a cross flow fan, so that air in the indoor air duct 140 is driven to flow along a straight line, the indoor heat exchanger 200 can fully process the air in the indoor air duct 140, and the air in the indoor air duct 140 can carry enough cold or heat to adjust indoor environment.

The second indoor fan 400 is a centrifugal fan, and the centrifugal fan can generate negative pressure in the second chamber 152, so that air in the fresh air pipe 50 flows to the centrifugal fan, and flows into the room from the fresh air outlet 132 under the driving of the centrifugal fan.

Specifically, since the flow paths of the air in the fresh air duct 50, the ventilation chamber 150, and the ventilation duct 64 are complicated, the second indoor fan 400 is configured as a centrifugal fan so that the air in the fresh air duct 50 can smoothly flow to the fresh air outlet 132 to introduce oxygen into the room or fresh air into the room.

As shown in fig. 7, in some embodiments of the present invention, the air conditioner 1 has an electric control box 11, and the electric control box 11 can supply electric power to components in the air conditioner 1, for example, to the first indoor fan 300 and the second indoor fan 400, so that the first indoor fan 300 and the second indoor fan 400 can smoothly rotate.

In some alternative embodiments of the present invention, the second chamber 152 is in communication with the indoor air duct 140, and fresh air or oxygen-enriched air flowing into the second chamber 152 may flow into the indoor air duct 140, and may carry cold or heat after the indoor air duct 140 is treated by the indoor heat exchanger 200, flow along the indoor air duct 140 to the air outlet, and flow from the air outlet to the room, so as to use the air to regulate the indoor environment temperature.

Specifically, the arrangement is convenient to increase the air quantity flowing to the indoor air duct 140, so that more air carrying cold or heat can flow into the room from the air outlet, and the indoor environment is fully regulated.

In embodiments where the vent 61 of the oxygenation device 60 communicates with the second chamber 152 via the vent 64, the valve 170 may be movable to open or close the vent to block the first chamber 151 from the second chamber 152 or to communicate the first chamber 151 with the second chamber 152.

When the valve 170 closes the air passing opening, outdoor air can enter the fresh air pipe 50 from the other end of the fresh air pipe 50, a part of air enters the oxygenation device 60, high-concentration oxygen is generated after being treated by the oxygenation device 60, the high-concentration oxygen flows to the second chamber 152 along the ventilation pipe 64 from the air outlet hole 61, the part of air can enter the indoor air passage 140 due to the communication between the second chamber 152 and the indoor air passage 140, and after the indoor air passage 140 is treated by the indoor heat exchanger 200, cold or heat is carried to flow into the room from the indoor outlet, so that the indoor environment is regulated while oxygen is introduced into the room.

The air in the fresh air duct 50 flows into the first chamber 151 and gathers in the first chamber 151. When the valve 170 opens the air passage, the first chamber 151 is communicated with the second chamber 152, air collected in the first chamber 151 may flow to the second chamber 152 through the air passage, enter the indoor air duct 140 from the second chamber 152, and after the indoor air duct 140 is processed by the indoor heat exchanger 200, carry cold or heat to flow from the indoor outlet into the indoor, so as to regulate the indoor environment while introducing fresh air into the indoor.

In embodiments where the outlet aperture 61 of the oxygenation device 60 communicates with the fresh air outlet 132 via the vent 64, the valve 170 may be movable to open or close the vent to block the first chamber 151 from the second chamber 152 or to communicate the first chamber 151 with the second chamber 152.

When the valve 170 closes the air outlet, outdoor air can enter the fresh air pipe 50 from the other end of the fresh air pipe 50, a part of air enters the oxygenation device 60, high-concentration oxygen is generated after being treated by the oxygenation device 60, the high-concentration oxygen flows from the air outlet 61 to the fresh air outlet 132 along the ventilation pipe 64, and flows from the fresh air outlet 132 to the room, so that the oxygen content of indoor air is increased.

In some embodiments of the present invention, oxygenation device 60 comprises molecular sieve oxygen production module 600, oxygen enrichment membrane oxygen production module 700, electrochemical oxygen production module or physical adsorption oxygen production module to produce oxygen, thereby providing oxygen to the chamber and increasing the oxygen content of the air in the chamber.

In some embodiments of the present invention, oxygenation device 60 comprises an oxygen-producing body 62 and a drive pump 63, drive pump 63 being in communication with oxygen-producing body 62, drive pump 63 being operable to drive air within fresh air duct 50 into oxygen-producing body 62.

Specifically, the oxygen-generating main body 62 may be disposed upstream of the driving pump 63, and when the driving pump 63 is operated, air from the fresh air duct 50 may flow to the oxygen-generating main body 62 by the driving pump 63, high concentration oxygen is generated in the oxygen-generating main body 62, and the generated high concentration oxygen flows through the driving pump 63.

Of course, the oxygen-generating main body 62 may be disposed downstream of the driving pump 63, and when the driving pump 63 is operated, air in the fresh air duct 50 flows through the driving pump 63 and the oxygen-generating main body 62 in sequence, high-concentration oxygen is generated in the oxygen-generating main body 62, and the generated oxygen finally enters the room to increase the oxygen content of the indoor air.

As shown in fig. 5 and 8, in the present embodiment, the oxygen increasing device 60 is a molecular sieve oxygen generating assembly 600, the molecular sieve oxygen generating assembly 600 includes an oxygen generating main body 62 and a driving pump 63, the driving pump 63 is formed as a first vacuum pump 620, the oxygen generating main body 62 is formed as a molecular sieve oxygen tank 610, and the first vacuum pump 620 can drive air in the fresh air duct 50 to flow into the molecular sieve oxygen tank 610 so as to generate high-concentration oxygen in the molecular sieve oxygen tank 610 and enable the high-concentration oxygen to flow into a room, thereby increasing the oxygen content of indoor air.

As shown in fig. 8, in the present embodiment, two molecular sieve oxygen tanks 610 are disposed on the molecular sieve oxygen generating component 600, and the two molecular sieve oxygen tanks 610 can generate high-concentration oxygen, so that the molecular sieve oxygen generating component 600 can generate enough oxygen to provide enough oxygen to the room, and increase the oxygen content of the indoor air.

As shown in fig. 6, in this embodiment, the oxygen increasing device 60 is an oxygen-enriched film oxygen generating assembly 700, the oxygen-enriched film oxygen generating assembly 700 includes an oxygen generating main body 62 and a driving pump 63, the driving pump 63 is formed as a second vacuum pump 720, the oxygen generating main body 62 is formed as an oxygen-enriched film 710, the oxygen-enriched film oxygen generating assembly 700 is communicated with the ventilation pipe 64, the second vacuum pump 720 can drive air in the fresh air pipe 50 to flow into the oxygen-enriched film 710, air flowing into the oxygen-enriched film 710 from the oxygen-enriched film 710 is screened, and oxygen selectively flows into the ventilation pipe 64 through the oxygen-enriched film 710 to generate oxygen with higher concentration, so that the oxygen with higher concentration flows into a room from an air outlet along the ventilation pipe 64, and the oxygen content of indoor air is increased.

In some alternative embodiments of the present invention, the air conditioner 1 further includes an auxiliary function connected between the oxygen-making main body 62 and the driving pump 63, the auxiliary function including a dehumidifying member capable of drying air in the fresh air duct 50 so that the dried air flows into the oxygen-making device 60, so as to improve oxygen-making efficiency of the oxygen-making device 60.

Meanwhile, the arrangement can prevent excessively humid air from flowing in the casing 100, prevent moisture from affecting parts in the casing 100, and facilitate the improvement of the service life of the air conditioner 1.

In some optional embodiments of the present invention, the auxiliary functional element further includes a silencing element 82, where the silencing element 82 can silence the noise generated by the oxygen increasing device 60, so as to reduce the noise in the fresh air duct 50, so as to avoid the influence on the user caused by the excessive noise generated by the oxygen increasing device 60, and facilitate improving the use experience of the user.

In the embodiment of the oxygenation device 60 as illustrated in fig. 7, a non-rigid connection may be employed between the molecular sieve oxygen tank 610 and the silencer 82 to more easily accommodate a variety of installation configurations, and to facilitate placement of the molecular sieve oxygen production assembly 600 in a suitable location within the fresh air duct 50.

In some embodiments of the present invention, the air conditioner 1 further includes a dehumidifying device 90, the dehumidifying device 90 is in communication with the oxygenation device 60, the dehumidifying device 90 includes a housing 910 and a heating element 920, the housing 910 defines an air passing chamber 911, and a desiccant is disposed in the air passing chamber 911, and the desiccant can absorb moisture in the air passing chamber 911.

In some embodiments, as shown in fig. 10, the heating element 920 is disposed in the casing 910, and the heating element 920 can heat the casing 910 from the casing 910, and then transfer heat to the fresh air pipe 50 through the casing 910, so as to dry the air in the fresh air pipe 50, and meanwhile, provide a drier environment for the oxygen increasing device 60, so as to improve the oxygen generating efficiency of the oxygen increasing device 60.

In addition, heating element 920 is also capable of drying the desiccant within housing 910.

In other embodiments, as shown in fig. 9, the heating element 920 is disposed outside the casing 910, and the heating element 920 is sleeved outside the casing 910 to heat the casing 910 from outside the casing 910, so that the casing 910 has a certain amount of heat, so that the heating element 920 and the casing 910 can both dry the air in the fresh air pipe 50, and meanwhile, a drier environment can be provided for the oxygenation device 60, and the oxygenation efficiency of the oxygenation device 60 is improved.

A control method of the air conditioner 1 according to an embodiment of the present invention is described below with reference to the accompanying drawings.

As shown in fig. 11, the control method of the air conditioner includes the following steps:

s1, detecting the humidity of a drying agent and the opening time of an oxygenation device;

s2, controlling the starting and stopping of the heating element according to the detected humidity of the drying agent and the starting time of the oxygenation device.

According to the control method of the air conditioner, the control method of the air conditioner has the advantages of being capable of increasing the oxygen content of indoor air, reducing noise transmitted to a user, being convenient for improving the use experience of the user and the like.

Specifically, when the humidity of the desiccant is detected to be greater than the preset humidity value, which indicates that the humidity of the air in the fresh air duct 50 is greater, the heating element 920 may be controlled to heat the air in the fresh air duct 50, so that the air flowing out of the fresh air duct 50 is dry air, and the air entering the oxygen increasing device 60 is dry air.

When the humidity of the desiccant is detected to be smaller than or equal to the preset humidity value, the opening time of the oxygenation device 60 is longer than the preset time, which indicates that the oxygen production efficiency of the oxygenation device 60 is lower, the heating element 920 can be controlled to heat, and the heating element 920 is utilized to heat the air in the fresh air pipe 50, so that a drier working environment is provided for the oxygenation device 60, and the oxygen production efficiency of the oxygenation device 60 is improved.

When the humidity of the desiccant is detected to be less than or equal to the preset humidity value and the opening time of the oxygenation device 60 is detected to be less than or equal to the preset time, which indicates that the humidity of the air in the fresh air duct 50 is low, the oxygenation device 60 can smoothly generate oxygen, and at the moment, the heating element 920 is controlled to stop heating.

Other constructions and operations of the air conditioner 1 and the control method thereof according to the embodiment of the present invention are known to those skilled in the art, and will not be described in detail herein.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more. In the description of the invention, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

In the description of the invention, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An air conditioner, comprising:

the air conditioner comprises an air conditioner main body, wherein the air conditioner main body comprises a casing, an indoor heat exchanger and a first indoor fan, the casing is provided with an indoor air duct, an indoor air inlet, a fresh air inlet and an air outlet, the indoor air duct is communicated with the indoor air inlet and the air outlet, and the indoor heat exchanger and the first indoor fan are arranged in the indoor air duct;

the fresh air pipe is characterized by comprising a fresh air inlet, a fresh air pipe and a fresh air outlet, wherein one end of the fresh air pipe is communicated with the fresh air inlet, and the other end of the fresh air pipe is suitable for penetrating through a wall body to be communicated with the outside;

and the oxygenation device is arranged in the new air pipe to prepare oxygen.

2. The air conditioner of claim 1, wherein the casing further has a ventilation chamber and an access opening, the ventilation chamber communicates one end of the fresh air duct with the air outlet, and the access opening is provided with an access cover for opening and closing the access opening.

3. The air conditioner of claim 2, wherein the access opening is provided on a side of the cabinet facing away from the fresh air duct.

4. The air conditioner of claim 2, wherein the ventilation chamber comprises a first chamber and a second chamber, the first chamber being in communication with the fresh air duct and the second chamber being in communication with the air outlet;

the first chamber is communicated with the second chamber through an air passing port, and a movable valve is arranged in the casing and used for opening and closing the air passing port.

5. The air conditioner according to claim 4, wherein the air outlet hole of the oxygenation device is communicated with the second chamber or the air outlet through an air pipe, and the valve is provided with an avoidance hole for avoiding the air pipe.

6. The air conditioner of claim 4, wherein the air outlet comprises an indoor outlet and a fresh air outlet, the indoor air duct is communicated with the indoor outlet, the second chamber is communicated with the fresh air outlet, and a second indoor fan is arranged in the second chamber.

7. The air conditioner of claim 6, wherein the first indoor fan is a cross flow fan and the second indoor fan is a centrifugal fan.

8. The air conditioner of claim 4, wherein the second chamber is in communication with the indoor air duct.

9. The air conditioner of claim 1, wherein the oxygenation device comprises a molecular sieve oxygen production assembly, an oxygen-enriched membrane oxygen production assembly, an electrochemical oxygen production assembly, or a physical adsorption oxygen production assembly.

10. The air conditioner according to any one of claims 1 to 9, wherein the oxygenation device comprises:

an oxygen production main body;

the driving pump is communicated with the oxygen generating main body and used for driving air in the fresh air pipe to enter the oxygen generating main body.

11. The air conditioner as set forth in claim 10, further comprising:

the auxiliary function piece is connected between the oxygen-making main body and the driving pump and comprises a dehumidifying piece and/or a silencing piece.

12. The air conditioner according to any one of claims 1 to 9, further comprising a dehumidifying device in communication with the oxygen increasing device, the dehumidifying device comprising:

the shell defines an air passing cavity, and a drying agent is arranged in the air passing cavity;

the heating piece is arranged in the shell or outside the shell.

13. The control method of an air conditioner according to claim 12, comprising the steps of:

detecting the humidity of the drying agent and the opening time of the oxygenation device;

and controlling the start and stop of the heating element according to the detected humidity of the drying agent and the detected start time of the oxygenation device.

14. The method for controlling an air conditioner according to claim 13, wherein,

when the humidity of the drying agent is larger than a preset humidity value, or the humidity of the drying agent is smaller than or equal to the preset humidity value and the opening time of the oxygenation device is longer than a preset time, controlling the heating element to heat;

and when the humidity of the drying agent is smaller than or equal to a preset humidity value, and the opening time of the oxygenation device is smaller than or equal to the preset time, controlling the heating piece to stop heating.