CN216799284U - Machine and air conditioner in oxygenerator, air conditioning - Google Patents

Abstract

The utility model discloses an oxygen production device, an air conditioner indoor unit and an air conditioner, wherein the oxygen production device comprises a base, a compressor assembly, a molecular sieve assembly, an oxygen storage tank and a filtering assembly, wherein the compressor assembly is arranged on the base and is provided with an air inlet; the molecular sieve assembly is arranged on the base, and the compressor assembly is communicated with the molecular sieve assembly; the oxygen storage tank is arranged on the base, is connected with the molecular sieve assembly and is communicated with the molecular sieve assembly; and the filtering component is arranged at the air inlet and comprises a water filtering piece. The oxygen generation device has simple structure and strong practicability, can effectively remove water in raw material gas, prevents the molecular sieve from water absorption failure, and prolongs the service life of the molecular sieve.

Description

Machine and air conditioner in oxygenerator, air conditioning

Technical Field

The utility model relates to the technical field of air conditioning, in particular to an oxygen production device, an air conditioner indoor unit and an air conditioner.

Background

An oxygen generator is a machine for preparing oxygen and adopts the principle of utilizing air separation technology. At present, the oxygen generating device mainly comprises an oxygen-enriched membrane oxygen generator and a molecular sieve oxygen generator. The molecular sieve oxygen generation device adopts the adsorption performance of a molecular sieve, and separates nitrogen and oxygen in air by taking a large-discharge oil-free compressor as power through a physical principle to finally obtain high-concentration oxygen. The oxygen generator of this type can produce oxygen quickly and has high oxygen concentration, and is suitable for oxygen therapy and oxygen health care of various people.

The molecular sieve is taken as the most important component of the molecular sieve oxygen generation device in the process of oxygen generation by adsorption, but when the existing molecular sieve oxygen generation device is used, the molecular sieve can lose efficacy due to water absorption, so that the oxygen yield and the service life of the molecular sieve are greatly influenced.

The above is only for the purpose of assisting understanding of the technical solution of the present invention, and does not represent an admission that the above is the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an oxygen production device, and aims to solve the technical problem that a molecular sieve fails due to water absorption when the conventional oxygen production device produces oxygen.

In order to achieve the above object, the present invention provides an oxygen generating apparatus comprising:

a base;

a compressor assembly disposed on the base, the compressor assembly having an air inlet;

the molecular sieve assembly is arranged on the base, and the compressor assembly is communicated with the molecular sieve assembly;

the oxygen storage tank is arranged on the base, is connected with the molecular sieve assembly and is communicated with the molecular sieve assembly; and

the filter assembly is arranged at the air inlet and comprises a water filtering piece.

In one embodiment, the water filter is a hydrophobic membrane.

In an embodiment, the filter assembly further includes a filter box and a plurality of filter layers, the filter box is provided with a filter cavity in a concave manner, and the plurality of filter layers are arranged in the filter cavity in a stacking manner along the air flowing direction.

In one embodiment, the filter layer includes a primary filter layer, a HEPA layer, a catalytic layer, and an IFD purification layer.

In one embodiment, the oxygen generation device comprises a heating unit, and the heating unit is arranged on a compressed air pipeline connected with the compressor assembly and the molecular sieve assembly.

In one embodiment, the heating unit is a PTC heater.

In one embodiment, the oxygen generating apparatus further comprises a temperature sensor disposed in a flow direction of the compressed air and between the compressor assembly and the heating unit.

In one embodiment, the oxygen generation device further comprises a main control box, and the main control box is arranged above the compressor assembly in a stacked mode and is respectively connected with the heating unit and the temperature sensor.

In one embodiment, the molecular sieve assembly comprises a first adsorption tower, a second adsorption tower and a mounting bracket, wherein the first adsorption tower and the second adsorption tower are arranged on the mounting bracket in a stacked mode, and the mounting bracket is detachably connected to the peripheral side of the compressor assembly.

The utility model also provides an air conditioner indoor unit, which comprises a casing and an oxygen generating device arranged in the casing, wherein the oxygen generating device comprises a base, a compressor component, a molecular sieve component, an oxygen storage tank and a filtering component, the compressor component is arranged on the base, and the compressor component is provided with an air inlet; the molecular sieve assembly is arranged on the base, and the compressor assembly is communicated with the molecular sieve assembly; the oxygen storage tank is arranged on the base, is connected with the molecular sieve assembly and is communicated with the molecular sieve assembly; and the filtering component is arranged at the air inlet and comprises a water filtering piece.

In one embodiment, the base of the oxygen generator is provided with a mounting part, and the oxygen generator is detachably mounted on the casing through the mounting part.

The utility model also provides an air conditioner, which comprises an air conditioner outdoor unit and an air conditioner indoor unit, wherein the air conditioner indoor unit comprises a casing and an oxygen generating device arranged in the casing, the oxygen generating device comprises a base, a compressor assembly, a molecular sieve assembly, an oxygen storage tank and a filtering assembly, the compressor assembly is arranged on the base, and the compressor assembly is provided with an air inlet; the molecular sieve assembly is arranged on the base, and the compressor assembly is communicated with the molecular sieve assembly; the oxygen storage tank is arranged on the base, is connected with the molecular sieve assembly and is communicated with the molecular sieve assembly; and the filtering component is arranged at the air inlet and comprises a water filtering piece.

The oxygen generation device comprises a base, a compressor assembly, a molecular sieve assembly, an oxygen storage tank and a filtering assembly, wherein the compressor assembly is arranged on the base and is provided with an air inlet; the molecular sieve assembly is arranged on the base, and the compressor assembly is communicated with the molecular sieve assembly; the oxygen storage tank is arranged on the base, is connected with the molecular sieve assembly and is communicated with the molecular sieve assembly; and the filtering component is arranged at the air inlet and comprises a water filtering piece. So, through set up compression component's air inlet department filter component, then through locating water filtering piece in the filter component filters the moisture in the raw materials air to reduce the contact between moisture and the molecular sieve, prevent that the molecular sieve from absorbing water and becoming invalid, and then improved the life of molecular sieve. Simultaneously, for locating the air after the compressor unit with drainage spare after to the compression filters, can reduce the punching press of air after the compression to drainage spare, increase drainage spare stability and life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of an embodiment of an oxygen plant according to the present invention;

FIG. 2 is a schematic view of the internal structure of the oxygen plant of FIG. 1 with the outer shell removed;

FIG. 3 is a schematic view of the oxygen plant of FIG. 2 from another perspective;

FIG. 4 is a schematic configuration diagram of another embodiment of the oxygen plant of the present invention;

FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;

FIG. 6 is an enlarged view taken at A in FIG. 5;

FIG. 7 is an exploded view of the housing and filter assembly of FIG. 1;

fig. 8 is a schematic view of the filter assembly of fig. 7.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The air conditioner generally comprises an indoor unit and an outdoor unit, wherein the indoor unit generally comprises a shell, a heat exchanger assembly, an air supply assembly and an air guide assembly, and optionally comprises a fresh air device, a humidifying device, an oxygen generating device and the like. The shell is provided with an air inlet, an air outlet and an air duct located between the air inlet and the air outlet, the heat exchange assembly and the air supply assembly are arranged in the air duct, and the air guide assembly is arranged in the air duct or at the air outlet. The heat exchange assembly comprises a heat exchanger and a support for mounting the heat exchanger in the air duct, and the heat exchanger is connected to a refrigerant circulating system of the air conditioner. The air supply assembly comprises a wind wheel (a cross-flow wind wheel or an axial-flow wind wheel), a driving motor for driving the wind wheel, and a transmission device for transmitting the driving of the motor to the wind wheel in some embodiments. Wherein, the whole oxygen generating device can be detachably arranged in the machine shell and also can be fixedly arranged in the machine shell. The oxygen generator is embodied as a molecular sieve assembly, and in some embodiments, may also be an oxygen-enriched membrane assembly. The shape of the casing can be similar to that of a cuboid (such as a traditional wall-mounted air conditioner indoor unit), can be cylindrical (such as a cabinet air conditioner), and can also be in an imitation spherical shape (such as a wall-mounted spherical air conditioner indoor unit).

In this application, mainly provide an oxygen generator, realize the air oxygen boosting, simultaneously, set up filtering component through the air inlet at compressor unit spare and carry out the drainage to raw materials gas to prevent that the molecular sieve from absorbing water inefficacy, improve the life of molecular sieve.

The specific structure of the oxygen production apparatus will be mainly described below.

Referring to fig. 1 to 5, in the embodiment of the present invention, the oxygen generating apparatus 10 includes a base 11, a compressor assembly 12, a molecular sieve assembly 13, an oxygen storage tank 14 and a filter assembly 15, wherein the compressor assembly 12 is disposed on the base 11, and the compressor assembly 12 has an air inlet; the molecular sieve assembly 13 is arranged on the base 11, and the compressor assembly 12 is communicated with the molecular sieve assembly 13; the oxygen storage tank 14 is arranged on the base 11, connected with the molecular sieve component 13 and communicated with the molecular sieve component 13; and the filter assembly 15 is arranged at the air inlet, and the filter assembly 15 comprises a water filtering piece 152.

Specifically, the oxygen generating apparatus 10 includes a base 11, and in this embodiment, the base 11 is substantially plate-shaped and may have a small number of protruding or recessed portions according to actual needs. In this embodiment, a flat plate shape is taken as an example. In the present application, the oxygen generating apparatus 10 further comprises a housing 111, the housing 111 is covered above the base 11, and the base 11 is a detachable link. The housing 111 and the base 11 enclose an installation space of an internal structure of the oxygen generator 10, and the cross-sectional shape of the housing 111 may be rectangular, circular, polygonal, combined, irregular, and the like, which may be selected and designed according to actual use requirements, and is not specifically limited herein.

In the embodiment of the utility model, the oxygen generating device 10 further comprises a compressor component 12, a molecular sieve component 13 and an oxygen storage tank 14. Air enters the air compressor 121 assembly 12 from the air inlet, the air is pressurized by the air compressor assembly 12 and then is conveyed to the molecular sieve assembly 13, the compressed air is replaced in the molecular sieve assembly 13, nitrogen in the air is adsorbed by a molecular sieve in the molecular sieve assembly 13 to obtain oxygen with higher purity, and the obtained oxygen is conveyed to the oxygen storage tank 14, so that the prepared oxygen can be stored for timely supply of users when needed. The molecular sieve assembly 13 may include a plurality of adsorption towers stacked on one side of the compressor assembly 12, so that the length of the piping arrangement between the compressor assembly 12 and the molecular sieve assembly 13 may be reduced, and the stacking arrangement may reduce the planar installation space of the base 11 occupied by the molecular sieve assembly 13. The compressor assembly 12 may be the compressor assembly 12, and includes an air compressor 121 and a compressor cavity seat 122, where the air compressor 121 may be an oil-free compressor, which can effectively reduce noise, and of course, in other embodiments, the air compressor 121 may also be an oil-lubricated compressor, which is not limited herein. Air compressor 121 locates in the cavity seat, compressor cavity seat 122 does air compressor 121 can reduce the compressor and contact with other mechanisms when providing the mounted position to reduce the transmission of vibrations, reduce the diffusion of noise, improve user's comfort level.

In the embodiment of the present invention, the oxygen generating apparatus 10 further includes a filter assembly 15, the filter assembly 15 may be disposed in an installation space formed by the housing 111 and the base 11, or may be disposed on the housing 111 as needed, specifically, may be disposed on an inner wall surface of the housing 111 or on an outer wall surface of the housing 111, in this application, the filter assembly 15 is disposed on the outer wall surface of the housing 111, so that the filter assembly 15 may be easily replaced, and the detachment between the housing 111 and the base 11 is reduced. The filter assembly 15 is detachably connected to the outer wall surface of the housing, wherein the detachable connection includes a screw connection, a snap connection, a hinge connection, and the like, and is not particularly limited herein. In this application, be equipped with on the outer wall surface of shell filtering component 15's joint position 111a, filtering component 15 through the form detachable of bullet knot connect in on the joint position 111 a. Therefore, the filter assembly 15 can be replaced by maintenance personnel or replacement personnel, the disassembly and assembly time is saved, and the efficiency is improved.

The oxygen generation device 10 comprises a base 11, a compressor component 12, a molecular sieve component 13, an oxygen storage tank 14 and a filter component 15, wherein the compressor component 12 is arranged on the base 11, and the compressor component 12 is provided with an air inlet; the molecular sieve assembly 13 is arranged on the base 11, and the compressor assembly 12 is communicated with the molecular sieve assembly 13; the oxygen storage tank 14 is arranged on the base 11, connected with the molecular sieve component 13 and communicated with the molecular sieve component 13; and the filter assembly 15 is arranged at the air inlet, and the filter assembly 15 comprises a water filtering piece 152. Therefore, the air inlet of the compression assembly is provided with the filtering assembly 15, and then the water in the raw material air is filtered through the water filtering piece 152 arranged in the filtering assembly 15, so that the contact between the water and the molecular sieve is reduced, the water absorption failure of the molecular sieve is prevented, and the service life of the molecular sieve is prolonged. Meanwhile, compared with the water filtering piece 152 arranged on the compressor assembly 12 and then used for filtering compressed air, the punching of the compressed air on the water filtering piece 152 can be reduced, and the stability and the service life of the water filtering piece 152 are improved.

Referring to fig. 5 and 6, in one embodiment, the water filter 152 is a hydrophobic membrane. It can be understood that a drying device can be arranged at the water inlet in order to remove moisture in the raw air flowing in from the air inlet, but the drying device is a relatively bulky device, obviously increases the overall size and production cost for being installed in the oxygen generating device 10, and is not beneficial to the development of enterprises. In the present application, the hydrophobic membrane is disposed in the filter assembly 15 to screen out moisture in the raw air, so as to obtain dry raw air. The hydrophobic membrane is a non-hydrophilic membrane, and the non-hydrophilic membrane isolates water molecules in the air by using a smaller aperture and only allows gas molecules such as oxygen, nitrogen and the like to pass through, so that the air is dried.

Referring to fig. 6 and 8, in an embodiment, the filter assembly 15 further includes a filter box 151 and a plurality of filter layers 153, the filter box 151 is recessed with a filter cavity 151a, and the plurality of filter layers 153 are stacked in the filter cavity 151a along the air flowing direction. In order to facilitate the arrangement of the water filtering member 152 and the plurality of filtering layers 153 along the air flowing direction, the filtering box 151 is provided, one side of the filtering box 151 facing the housing 111 is recessed to form a filtering chamber 151a, and the plurality of filtering layers 153 and the water filtering member 152 are sequentially arranged along the filtering chamber 151a from inside to outside, so as to filter impurities in the raw air. The filter cartridge 151 with for can dismantle the connection between the casing 111 to the convenience is to locating a plurality of filter layers 153 and water filtering part 152 in the filter chamber 151a maintain and change, set up simultaneously the filter chamber 151a can conveniently carry out abundant filtration to raw materials air.

In some embodiments, the filter layer 153 includes a primary filter layer 153, a HEPA layer, a catalytic layer, an IFD purification layer. It is understood that the filter layer may include one or more of a primary filter layer 153, a HEPA layer, a catalytic layer, an IFD purification layer, or combinations thereof. The primary filter screen is suitable for primary filtration of air and is mainly used for filtering larger-particle dust particles; the HEPA layer can remove particles with diameters of more than micron level in the air with the efficiency of more than 99 percent, and can efficiently filter pollutants such as smoke, dust, bacteria and the like; the catalytic net mainly refers to a photocatalyst filter screen which can effectively filter various moulds and viruses and decompose harmful gases; the IFD purification module adopts an electrostatic dust removal technology, can filter dust, smoke and bacteria smaller than cells, and prevents diseases such as lung diseases, lung cancer, liver cancer and the like.

Of course, in other embodiments, the filter layer 153 may also include other types of filter layers 153, which are not limited herein and may be set according to the specific content of the substance in the air.

In some embodiments, the oxygen plant 10 includes a heating unit 16, and the heating unit 16 is disposed on a compressed air pipeline connecting the compressor assembly 12 and the molecular sieve assembly 13. It can be understood that, after the raw air is compressed by the compressor assembly 12, the gas pressure per unit area in the raw air will increase, and the density of the relative gas will also increase, so that the water molecule content per unit area increases, and the dew point temperature of the water vapor in the raw air will also decrease, in this application, in order to further increase the dew point temperature of the water vapor in the raw air entering the molecular sieve assembly 13, the heating unit 16 may be disposed on the pipeline connecting the compressor assembly 12 and the molecular sieve assembly 13 to heat the raw air in the pipeline, so as to increase the dew point temperature in the raw air, reduce the generation of condensation, thereby reduce the possibility of contact failure between the molecular sieve and water, and further increase the service life of the molecular sieve.

Specifically, in the present application, the heating unit 16 is a PTC heater. It is understood that the PTC heater may be disposed in the pipe connecting the compressor assembly 12 and the molecular sieve assembly 13 or on the inner wall or the outer wall of the pipe, which is not particularly limited herein. The number of the PTC heaters may be plural, and the plural PTC heaters may be arranged along the axial direction of the pipeline or along the extending direction of the pipeline, which is not particularly limited herein. Of course, in other embodiments, the heating unit 16 may also be an electromagnetic heating device, and may be disposed according to specific requirements, and is not limited herein.

In some embodiments, the oxygen plant 10 further comprises a temperature sensor disposed in the compressed air flow direction between the compressor assembly 12 and the heating unit 16. It will be appreciated that temperature control is provided to facilitate heating of air compressed from the compressor assembly 12. The temperature sensor is arranged to detect the temperature of the raw air delivered from the compressor assembly 12 to the molecular sieve assembly 13, and the detected temperature is reflected on the heating element, so as to control the temperature of the raw air entering the molecular sieve assembly 13.

Referring to fig. 2 to 3, in some embodiments, the oxygen generator 10 further includes a main control box 17, and the main control box 17 is stacked above the compressor assembly 12 and is connected to the heating unit 16 and the temperature sensor respectively. It is understood that, in the present application, the compressor assembly 12 and the molecular sieve assembly 13 are controlled by a plurality of valves to open and close the gas flow passage. It should be noted that a main control board can be arranged in the main control box 17, a control program is arranged on the main control board, and the compressor assembly 12 and the valves electrically connected with the main control box 17 can be controlled by the control program, so that the oxygen generation process can be controlled as required. Meanwhile, the main control box 17 can be connected with the heating unit 16 and the temperature sensor, and can feed back the temperature measured by the temperature sensor to the main control box 17, and the main control box 17 regulates and controls the heating unit 16 according to the fed-back temperature, so that the temperature flowing into the molecular sieve can be controlled in real time, the saturation of the raw material air entering the molecular sieve assembly 13 is improved, the possibility of separating out water vapor from the raw material air is reduced, the water absorption failure of the molecular sieve is further prevented, and the service life of the molecular sieve is prolonged.

Further, the oxygen generating device 10 further comprises a display device 19, wherein the display device 19 is stacked on the upper end of the main control box 17 and electrically connected with the main control box 19. It can be understood that the display device 19 is electrically connected to the main control box 17 in order to facilitate the control and regulation of the oxygen production process of the oxygen production plant 10. Meanwhile, in order to dissipate heat in the compressor cavity base 122, the centrifugal fan 18 is further disposed in the compressor cavity base 122 to dissipate heat in the compressor cavity base 122.

Referring to fig. 3, in an embodiment, the molecular sieve assembly 13 includes a first adsorption tower 131, a second adsorption tower 132, and a mounting bracket 133, the first adsorption tower 131 and the second adsorption tower 132 are stacked and arranged on the mounting bracket 133, and the mounting bracket 133 is detachably connected to the peripheral side of the compressor assembly 12. It is understood that the molecular sieve assembly 13 may include a plurality of adsorption columns, and optionally, the number of the adsorption columns is 1, 2, 3, 4, etc., which may be set according to specific requirements, and is not limited herein. In the present application, the molecular sieves include a first adsorption tower 131 and a second adsorption tower 132, and the molecular sieves are arranged in the first adsorption tower 131 and the second adsorption tower 132 and used for adsorbing nitrogen in compressed gas to obtain high-purity oxygen. The first adsorption tower 131 and the second adsorption tower 132 are stacked on the base 11 by the clip holder, so that the installation space of the molecular sieve assembly 13 on the plane of the base 11 can be reduced, and at the same time, a groove is protruded on one side of the compressor cavity base 122, one end of the clip abuts against the groove, and the other end thereof is mounted on the compressor assembly 12. In this way, the connection between the molecular sieve assembly and the compressor assembly 12 can be made tighter, increasing the compactness of the overall structure of the oxygen plant 10.

The utility model further provides an air-conditioning indoor unit, which comprises a casing and an oxygen generating device 10 arranged in the casing, wherein the specific structure of the oxygen generating device 10 refers to the above embodiments, and the air-conditioning indoor unit adopts all technical schemes of all the embodiments, so that the air-conditioning indoor unit at least has all the beneficial effects brought by the technical schemes of the embodiments, and the details are not repeated. The indoor unit of the air conditioner can be a ceiling unit, an indoor unit of a wall-mounted air conditioner or an indoor unit of a floor-mounted air conditioner and the like.

In one embodiment, the base 11 of the oxygen generator 10 is provided with a mounting portion, and the oxygen generator 10 is detachably mounted on the casing through the mounting portion. It can be understood that, in order to facilitate replacement, maintenance and installation of the oxygen generator, the installation position may be set on the casing of the indoor unit of the air conditioner for the oxygen generator 10, and the installation part may specifically be an installation lug or a screw hole or the like set on the base 11, so as to fixedly connect the oxygen generator 10 to the installation position of the casing. In this application, the accessible sets up the screw hole on oxygenerator 10's base 11, then sets up corresponding hole site in the installation position of casing, and then the screw hole can be realized dismantling the connection through modes such as screw or bolt. Through set up on oxygenerator 10's the base 11 the installation department makes oxygenerator 10 passes through installation department detachably install in the casing, then be convenient for more oxygenerator 10's installation and dismantlement, and make oxygenerator 10's installation is more firm.

The present invention further provides an air conditioner, which includes an outdoor unit and an indoor unit, and the specific structure of the indoor unit of the air conditioner refers to the above embodiments.

The present invention further provides an air conditioner, which includes an outdoor unit and an indoor unit, and the specific structure of the indoor unit of the air conditioner refers to the above embodiments.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (12)

1. An oxygen production device, comprising:

a base;

a compressor assembly disposed on the base, the compressor assembly having an air inlet;

the molecular sieve assembly is arranged on the base, and the compressor assembly is communicated with the molecular sieve assembly;

the oxygen storage tank is arranged on the base, is connected with the molecular sieve assembly and is communicated with the molecular sieve assembly; and

the filter assembly is arranged at the air inlet and comprises a water filtering piece.

2. The oxygen plant as set forth in claim 1, wherein the water-filtering member is a hydrophobic membrane.

3. The oxygen plant as set forth in claim 2, characterized in that the filter assembly further comprises a filter box and a plurality of filter layers, the filter box is provided with a filter chamber therein, and the plurality of filter layers are arranged in the filter chamber in a stacked manner along the air flowing direction.

4. The oxygen plant as recited in claim 3, wherein the filter layer comprises a primary filter layer, a HEPA layer, a catalytic layer, an IFD purification layer.

5. The oxygen plant of claim 4, comprising a heating unit disposed on a compressed air line connecting the compressor assembly and the molecular sieve assembly.

6. The oxygen plant as set forth in claim 5, wherein the heating unit is a PTC heater.

7. The oxygen plant of claim 6, further comprising a temperature sensor positioned in a flow direction of the compressed air between the compressor assembly and the heating unit.

8. The oxygen plant of claim 7, further comprising a master control box stacked above the compressor assembly and connected to the heating unit and the temperature sensor, respectively.

9. The oxygen plant as set forth in claim 1, characterized in that the molecular sieve assembly comprises a first adsorption tower, a second adsorption tower and a mounting bracket, the first adsorption tower and the second adsorption tower are arranged on the mounting bracket in a stacked manner, and the mounting bracket is detachably connected to the peripheral side of the compressor assembly.

10. An indoor unit of an air conditioner, comprising:

a housing; and

the oxygen plant of any of claims 1-9, mounted within the enclosure.

11. The indoor unit of claim 10, wherein a mounting part is provided on a base of the oxygen generator, and the oxygen generator is detachably mounted to the casing through the mounting part.

12. An air conditioner comprising an outdoor unit and the indoor unit of any one of claims 10 to 11.

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