CN215490054U - Air conditioner indoor unit and air conditioning system - Google Patents

Abstract

The invention discloses an air conditioner indoor unit and an air conditioning system. The air-conditioning indoor unit comprises a shell assembly, a fresh air device and a first electrostatic dust removal device, wherein the fresh air device is arranged on the shell assembly and comprises a fresh air inlet through cavity, a fresh air outlet through cavity and a fresh air power assembly, and the fresh air outlet through cavity comprises a fresh air outlet; the fresh air power assembly comprises an air inlet end communicated with the fresh air inlet through cavity and an air outlet end communicated with the fresh air outlet through cavity; the first electrostatic dust removal device comprises a first discharge module and a first dust collection module, and the first discharge module is arranged in the fresh air outlet ventilation cavity; the first dust collection module has a first state arranged outside the shell assembly, and when the first dust collection module is in the first state, the first dust collection module is used for adsorbing charged particles carried by fresh air flowing out of the fresh air outlet. The air-conditioning indoor unit can improve the fresh air intake, and is favorable for improving the user experience of the air-conditioning indoor unit and an air-conditioning system.

Description

Air conditioner indoor unit and air conditioning system

Technical Field

The present disclosure relates to the field of electronic devices, and in particular, to an air conditioner indoor unit and an air conditioning system.

Background

At present, along with the improvement of production level, people have stronger and stronger requirements on healthy air in relatively closed spaces such as rooms. Therefore, people often use a fresh air system to replace indoor air so as to improve the indoor air quality. Although outdoor air has a high oxygen content, there is also the possibility of solid contaminants exceeding standards, especially in haze or dusty weather. Therefore, the conventional air conditioning indoor unit with the fresh air function usually employs a High efficiency air Filter (HEPA) to Filter the solid pollutants in the outdoor air.

But the wind resistance of the high-efficiency air filter element is large, which is not beneficial to improving the fresh air intake.

Disclosure of Invention

The present disclosure provides an air conditioner indoor unit and an air conditioning system. The air-conditioning indoor unit can improve the fresh air intake, and is favorable for improving the user experience of the air-conditioning indoor unit and an air-conditioning system.

The technical scheme is as follows:

according to a first aspect of the embodiments of the present disclosure, an indoor unit of an air conditioner is provided, which includes a housing assembly, a fresh air device and a first electrostatic dust removal device, wherein the fresh air device is disposed on the housing assembly, the fresh air device includes a fresh air inlet through cavity, a fresh air outlet through cavity and a fresh air power assembly, and the fresh air outlet through cavity includes a fresh air outlet; the fresh air power assembly comprises an air inlet end communicated with the fresh air inlet through cavity and an air outlet end communicated with the fresh air outlet through cavity; the first electrostatic dust removal device comprises a first discharge module and a first dust collection module, wherein the first discharge module is arranged in the fresh air outlet through cavity and is used for electrifying particles carried by fresh air flowing through the fresh air outlet through cavity; the first dust collection module has a first state arranged outside the shell assembly, and when the first dust collection module is in the first state, the first dust collection module is used for adsorbing charged particles carried by fresh air flowing out of the fresh air outlet.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

the fresh air power assembly of the indoor unit of the air conditioner is communicated with the fresh air inlet through cavity by the aid of the air inlet end and communicated with the fresh air outlet through cavity by the aid of the air outlet end. So, when new trend power component moves, its air inlet end can form the negative pressure for outdoor new trend gas is inhaled to the new trend import, and makes new trend gas lead to the chamber through new trend air inlet, new trend power component and new trend air-out and lead to the chamber after, flows out from the new trend export. In the process, the first discharge device discharges, so that particles carried by the fresh air flowing through the first discharge device are charged. And because first collection dirt module can set up in casing assembly's outside for first collection dirt module has sufficient buffer distance with first discharge device, after the new trend gas of first discharge device outflow can the velocity of flow reduction, reachs first collection dirt module again, makes the electrified particle that this new trend gas carried fully adsorbed by first collection dirt module, and then can improve collection dirt efficiency, is favorable to improving new trend filter effect, can improve the purifying effect of new trend. In addition, can understand ground, when utilizing first electrostatic precipitator device to carry out the new trend and filtering, the resistance to the new trend is little, and is little to the influence of new trend intake, compares with the conventional art, can improve the new trend intake, guarantees that indoor new trend supplies with sufficient to improve people's indoor quality of life.

According to a second aspect of the embodiments of the present disclosure, there is also provided an air conditioning system, including an outdoor unit of an air conditioner and the indoor unit of an air conditioner as described above, the indoor unit of an air conditioner includes a heat exchanger, and the outdoor unit of an air conditioner is configured to provide a temperature-adjusting gas heat exchange medium to the heat exchanger.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

when this air conditioning system uses, when satisfying the demand that people's indoor new trend was taken a breath, and under the new trend mode, can improve the new trend intake. And then cooperate with air condensing units and can provide temperature regulating gas and fresh air gas for airtight spaces such as indoor, provide higher quality indoor air for the user to improve people's indoor quality of life.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

Brief description of the drawingsthe accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not intended to limit the disclosure.

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural view of an air conditioning indoor unit shown in an embodiment.

Fig. 2 is a schematic view of a part of the internal components of the air conditioning indoor unit shown in fig. 1.

Fig. 3 is a schematic view of the assembly of the first dust collection module and the expansion device in one embodiment.

Fig. 4 is a schematic view of part of the internal components of the indoor unit of an air conditioner in another embodiment (the first dust collection module is in the first state).

Fig. 5 is a schematic view of a part of the internal components of the indoor unit of the air conditioner shown in fig. 4 (the first dust collection module is in the second state).

FIG. 6 is a schematic view of the assembly of the sealing cap and the retractor shown in another embodiment.

Fig. 7 is a schematic view of internal components of a part of an air conditioning indoor unit in another embodiment.

Description of reference numerals:

10. an air-conditioning indoor unit; 100. a housing assembly; 110. a heat exchange cavity; 111. an air return outlet; 112. an air return inlet; 120. A return air side; 200. a fresh air device; 210. the fresh air enters the air through cavity; 211. a fresh air inlet; 220. the fresh air outlet cavity is communicated with the cavity; 221. a fresh air outlet; 230. a fresh air power component; 231. an air inlet end; 232. an air outlet end; 300. a first electrostatic precipitator; 310. a first discharge module; 320. a first dust collection module; 321. a guide surface; 330. a first primary filter screen; 340. a retractor; 341. a telescopic end; 350. a sealing cover; 301. a first included angle; 302. a second included angle; 400. a heat exchanger; 500. a return air power component; 600. a second electrostatic precipitator; 610. a second discharge module; 620. a second dust collection module; 630. a second primary filter screen; 700. a fresh air duct; 20. a control module.

Detailed Description

For the purpose of making the purpose, technical solutions and advantages of the present disclosure more apparent, the present disclosure will be described in further detail below with reference to the accompanying drawings and detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the disclosure, are intended for purposes of illustration only and are not intended to limit the scope of the disclosure.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used herein in the description of the disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure.

For convenience of understanding, technical terms involved in the embodiments of the present disclosure are explained and described below.

The working principle of the electrostatic dust collection device is that a high-voltage electric field is utilized to ionize smoke, and dust charges in airflow are separated from the airflow under the action of the electric field. The cathode is made of metal wires with different cross-section shapes and is called a discharge module. The positive pole is made of metal plates with different geometric shapes, called dust collecting module.

The air conditioning system as an air exchange device occupies more and more important positions in the life of people and brings healthy air for the life of people. The air conditioning system is various in types and brands at present, so that a plurality of fresh air systems can be selected by consumers, the favor of the consumers is obtained, the product competitiveness is improved, and the problem that air conditioning system manufacturers attach more and more importance is solved.

Currently, an air conditioning system comprises an air conditioning indoor unit, and a fresh air power assembly is arranged in part of the air conditioning indoor unit so as to be convenient for exchanging with outdoor air and improving the indoor air quality. However, although outdoor air has a high oxygen content, there is a possibility that solid pollutants exceed standards, especially in the weather of haze or dust. Therefore, the conventional air conditioning indoor unit with the fresh air function usually employs a High efficiency air Filter (HEPA) to Filter the solid pollutants in the outdoor air. The air resistance of the high-efficiency air filter element is large, so that the fresh air intake is not improved; if a high-power fresh air power assembly is used, the noise generated when fresh air runs is too large, and the user experience is not improved.

Based on this, this disclosure provides an air conditioning indoor unit, it can be under the condition that does not increase new trend running noise, can improve the new trend intake, provides a good air circumstance and low noise environment for people's indoor life, and then is favorable to improving user experience.

For a better understanding of the air conditioning indoor unit of the present disclosure, reference is made to the following description taken in conjunction with the accompanying drawings. As shown in fig. 1 to 3, some embodiments of the present invention are structural diagrams of an indoor unit of an air conditioner. Fig. 1 is a schematic structural diagram of an air conditioning indoor unit shown in an embodiment. Fig. 2 is a schematic view of a part of the internal components of the air conditioning indoor unit shown in fig. 1. Fig. 3 is a schematic view of the assembly of the first dust collection module and the expansion device in one embodiment.

In the embodiment of the present disclosure, as shown in fig. 1 and 2, an air-conditioning indoor unit 10 is provided, which includes a casing assembly 100, a fresh air device 200 and a first electrostatic dust removal device 300, wherein the fresh air device 200 is disposed on the casing assembly 100, the fresh air device 200 includes a fresh air inlet through cavity 210, a fresh air outlet through cavity and a fresh air power assembly 230, and the fresh air outlet through cavity includes a fresh air outlet 221; the fresh air power assembly 230 comprises an air inlet end 231 communicated with the fresh air inlet through cavity 210 and an air outlet end 232 communicated with the fresh air outlet through cavity; the first electrostatic dust removal device 300 comprises a first discharge module 310 and a first dust collection module 320, wherein the first discharge module 310 is arranged in the fresh air outlet through cavity and is used for charging particles carried by fresh air flowing through the fresh air outlet through cavity; the first dust collection module 320 has a first state disposed outside the housing assembly 100, and when the first dust collection module 320 is in the first state, the first dust collection module 320 is configured to adsorb charged particles carried by fresh air flowing out from the fresh air outlet 221.

The fresh air power assembly 230 of the indoor unit 10 of the air conditioner is communicated with the fresh air inlet cavity 210 through the air inlet end 231 and communicated with the fresh air outlet cavity through the air outlet end 232. So, when new trend power component 230 moves, its air inlet end 231 can form the negative pressure for outdoor new trend gas is directly or indirectly inhaled to new trend import 211, and makes new trend gas lead to the chamber through the new trend air inlet 210, new trend power component 230 and new trend air-out, and the back is led to the chamber, flows out from new trend export 221. In the process, the first discharge device discharges, so that particles carried by the fresh air flowing through the first discharge device are charged. And because first dust collection module 320 can set up in the outside of casing subassembly 100 for first dust collection module 320 has sufficient buffer distance with first discharge device, after the new trend gas of first discharge device play can reduce the velocity of flow, reachs first dust collection module 320 again, makes the electrified particle that this new trend gas carried fully adsorbed by first dust collection module 320, and then can improve collection efficiency, be favorable to improving new trend filter effect, can improve the purifying effect of new trend. In addition, can understand ground, when utilizing first electrostatic precipitator device 300 to carry out the new trend and filtering, the resistance to the new trend is little, and is little to the influence of new trend intake, compares with the conventional art, utilizes the new trend power component 230 of equal model can improve the new trend intake, guarantees that indoor new trend supplies sufficient to improve people's indoor life quality.

It is understood that the air conditioning indoor unit 10 has a limited inner space and a limited installation space in the user room. And utilize this disclosed machine 10 in air conditioning, can keep the condition of the whole volume of machine 10 in the air conditioning, can do under the more small and exquisite condition even, through optimizing new trend purification technology, can improve the new trend intake, for the user provides better air conditioner product, be favorable to obtaining consumer's favor, improve product competitiveness.

It should be noted that the "casing assembly 100" includes an outer casing of the indoor unit 10, and is used for accommodating other air conditioning components (including the fresh air power assembly 230), such as a control panel, the heat exchanger 400, the return air power assembly 500, and fan blades.

It should be noted that the "fresh air power assembly 230" includes, but is not limited to, a centrifugal fresh air blower, a turbine, and other positive or negative pressure gas generating devices, so as to draw in outdoor air and provide fresh air for the indoor space.

It should be noted that the structural shape of the fresh air intake through cavity 210 may be various, such as being formed on a fresh air shell, being formed by splicing spliced plates, or being formed by pipelines, and the specific implementation manner may be various, and it is sufficient to implement fresh air intake.

In a similar way, the structural shape of the fresh air outlet through cavity can be various, if the fresh air outlet through cavity can be formed on a fresh air shell, the fresh air outlet through cavity can also be formed by splicing spliced plates, pipelines can also be formed, the specific implementation mode can be various, and fresh air outlet can be realized.

In addition, the fresh air intake cavity 210 may be one of the parts of the fresh air device 200, that is, the fresh air intake cavity and other components of the fresh air device 200, such as the fresh air power assembly 230, are assembled into a module and then are modularly assembled; or can be relatively independent of other components of the fresh air device 200, such as the fresh air power assembly 230, and can be respectively installed, namely, the fresh air device and other components of the fresh air device 200 can form a whole in the device.

Similarly, the fresh air outlet through cavity can be one part of a module of the fresh air device 200, namely, the fresh air outlet through cavity is assembled into a module with other components of the fresh air device 200, such as the fresh air power assembly 230, and then the module is assembled in a modularized manner; or can be relatively independent of other components of the fresh air device 200, such as the fresh air power assembly 230, and can be respectively installed, namely, the fresh air device and other components of the fresh air device 200 can form a whole in the device.

Equivalently, the components included in the disclosure, the "assembly," "module," and "device" can also be flexibly combined, i.e., can be produced in a modularized manner according to the actual situation, and can be assembled in a modularized manner as an independent module; the modules may be assembled separately, and one module may be constructed in the present apparatus. The division of the above-mentioned components in the present disclosure is only one embodiment, which is convenient for reading and not limiting the scope of protection of the present disclosure, and the technical solutions equivalent to the present disclosure should be understood as if they are included and the functions are the same.

As shown in fig. 2, in an embodiment, the fresh air inlet cavity 210 is integrated to the air inlet end 231 of the fresh air power assembly through the fresh air housing, and the fresh air outlet cavity is integrated to the air outlet end 232 of the fresh air power assembly 230. The structure of the fresh air device 200 is more compact, which is beneficial to the miniaturization development of the indoor unit 10 of the air conditioner.

As introduced in any embodiment of the present disclosure, in combination with the embodiment disclosed in fig. 2, the casing assembly 100 further includes a heat exchange cavity 110, the heat exchange cavity 110 includes a return air outlet 111 and a return air inlet 112, which are communicated with each other, and the fresh air outlet 221 is disposed on the return air side 120 of the casing assembly 100 and spaced from the return air inlet 112; when the first dust collection module is in the first state, the first dust collection module can guide at least part of the fresh air flowing out from the fresh air outlet 221 into the return air inlet 112 through the first dust collection module. So, can avoid when the indoor outer difference in temperature is too big, fresh air is gaseous directly to enter into indoor can cause too cold or too hot, introduces heat transfer chamber 110 back with the mixture of return air gas at least part of fresh air, can carry out the heat transfer back, flows from return air export 111 again to make improvement user experience.

It should be noted that the distance between the fresh air outlet 221 and the return air inlet 112 can be selected according to actual situations, as long as at least part of the fresh air can be introduced into the return air inlet 112 by the first dust collection module.

As described in the above embodiment, in combination with the embodiment disclosed in fig. 2, the first dust collection module includes a guide surface 321 disposed toward the fresh air outlet 221, and the guide surface 321 is disposed obliquely toward the return air inlet 112 to guide at least a portion of the fresh air flowing out from the fresh air outlet 221 into the return air inlet 112. Therefore, more fresh air flowing out from the fresh air outlet 221 can be guided into the return air inlet 112 by the guide surface 321, so that high-oxygen-content temperature-adjusting air is provided for indoor users, and the indoor life quality of people is further improved.

Further, as shown in fig. 2 and fig. 3, in an embodiment, the guiding surface 321 and the horizontal surface form a first included angle 301, and the size of the first included angle 301 is adjustable. So, be convenient for introduce into return air import 112 more fresh air through the size of adjusting first contained angle 301 to improve user experience.

The first angle 301 may be selected between 0 degrees and 45 degrees.

Optionally, as shown in fig. 2 or fig. 4, in an embodiment, the casing assembly 100 further includes a heat exchanger 400 and a return air power assembly 500, and the heat exchanger 400 and the return air power assembly 500 are disposed in the heat exchange cavity 110; the heat exchanger 400 is used for exchanging heat with the gas in the heat exchange cavity 110; the return air power assembly 500 is used to introduce air into the heat exchange cavity 110 from the return air inlet 112, so that the air flows through the heat exchanger 400 and then flows out from the return air outlet 111. In this way, in the fresh air mode, the indoor unit 10 of the air conditioner can utilize the fresh air device 200 to suck outdoor fresh air into the room, and utilize the first electrostatic dust collector 300 to perform dust removal and filtration, so as to provide high-quality fresh air for the indoor user. At least part of the fresh air is sucked into the heat exchange cavity 110 from the return air inlet 112 by the suction force generated by the return air power assembly 500 and the flow guiding effect of the first dust collecting module 320. In this process, fresh air gas can mix with return air gas, then is carried out heat transfer by heat exchanger 400 and handles, and then can provide required tempering gas for people to keep indoor temperature, provide the gas of high oxygen content for people's indoor life.

As introduced in any embodiment of the present disclosure, in combination with the embodiment shown in fig. 2 or fig. 4, in the disclosed embodiment, the first electrostatic precipitator 300 further includes a first primary filter 330, and the first primary filter 330 is disposed between the air outlet end 232 and the first discharging module 310. So, utilize the first large granule solid state impurity in the filter air of just imitating filter screen 330, then recycle first collection dirt module 320 and adsorb the solid state impurity of tiny particle, can realize high-efficient dust removal, can not obviously reduce the new trend amount of wind again, it is very little to refrigerate or heat the effect influence.

In addition, the first primary filter screen 330 and the first dust collecting module 320 can be repeatedly disassembled and washed, so that the filtering consumables are reduced, and the maintenance cost of a user is reduced.

As described in the above embodiments, in some embodiments, the first primary filter 330 is disposed to cover the air outlet end 232. So, cover the air-out end 232 mode through first just imitating filter screen 330 and filter, can guarantee the filter effect, and easy to assemble.

Or, as shown in fig. 2, in another embodiment, the sidewall of the first primary filter 330 is connected to the sidewall of the fresh air outlet cavity in a sealing manner, so that the first primary filter 330 covers the air outlet area of the fresh air outlet cavity. So, cover the logical chamber mode of new trend air-out through first primary filter screen 330 and filter, can utilize the new trend air-out to lead to the gaseous flow velocity of chamber buffering new trend to guarantee the filter effect.

Optionally, the first primary filter 330 includes a plurality of honeycomb-shaped dust-collecting holes. So, can adsorb the solid-state impurity of large granule with changing, reduce the fresh air resistance.

As described in any embodiment of the present disclosure, in combination with the embodiments disclosed in fig. 4 and fig. 5, the first dust collecting module 320 further has a second state in which at least a portion of the first dust collecting module 320 is disposed in the fresh air outlet cavity, and the first dust collecting module 320 is telescopically disposed in the housing assembly 100, so that the first dust collecting module 320 is switched between the first state and the second state; when the fresh air power assembly 230 is in the operating state, the first dust collecting module 320 is in the first state; when the fresh air power assembly 230 is in the stopped state, the first dust collection module 320 is in the second state. Therefore, the first dust collecting module 320 is telescopically arranged in the casing assembly 100, and when the air conditioning indoor unit 10 does not operate in the fresh air mode, the first dust collecting module 320 can be retracted into the casing assembly 100, so that the first dust collecting module 320 can be protected, the transportation of the air conditioning indoor unit 10 is facilitated, and the field assembly efficiency is improved.

In addition, when the first dust collecting module 320 is received in the housing assembly 100, at least a portion of the first dust collecting module 320 can be used to block the fresh air outlet 221, which is beneficial for protecting the fresh air device 200.

The first dust collecting module 320 may be telescopically disposed in the indoor unit 10 of the air conditioner in various manners, such as manually pulling a telescopic rod or a swing rod, or in an electrically controlled manner.

As described in the above embodiments, in combination with the embodiments disclosed in the figures, the first electrostatic precipitation device 300 further includes a retractor 340, and the first dust collection module 320 is mounted to the housing assembly 100 through the retractor 340. Thus, the expansion device 340 can realize electric control driving, which is convenient for the first dust collecting module 320 to switch between the first state and the second state, and improves the convenience of the user.

The specific implementation manner of the expansion device 340 includes, but is not limited to, power equipment that directly provides expansion power, such as an expansion stick, an expansion plate, an expansion link, a pneumatic rod, a hydraulic rod, and a linear motor, and further includes a mechanism that indirectly provides expansion power by using a rack and pinion assembly + a servo motor, a screw-nut assembly + a servo motor, a flexible transmission assembly + a servo motor, and the like.

As introduced in any embodiment of the present disclosure, in combination with the embodiments disclosed in fig. 4 and 5, the first electrostatic precipitator 300 further includes a sealing cover 350, the first dust collecting module 320 is disposed on the sealing cover 350, and the sealing cover 350 is telescopically disposed on the casing assembly 100 for closing or opening the outlet fresh air outlet 221; when the sealing cover 350 opens the fresh air outlet 221, the first dust collecting module 320 is in a first state; when the sealing cover 350 closes the fresh air outlet 221, the first dust collecting module 320 is in the second state and the first dust collecting module is disposed on the sealing cover 350. So, set up first dust collection module 320 on sealed lid 350, also set up first dust collection module 320 in fresh air outlet 221 when closing fresh air outlet 221, realize the protection to first dust collection module 320 to utilize sealed lid 350 to seal fresh air outlet 221, avoid debris such as dust to get into fresh air outlet 221, be favorable to guaranteeing fresh air outlet quality.

In addition, the sealing cover 350 may be used as a mounting device to achieve integrated mounting of the first dust collection module 320. In this way, the assembly efficiency of the indoor air conditioning unit 10 can be improved and the cost of the indoor air conditioning unit 10 can be reduced while simplifying the mounting members.

As described in any of the embodiments of the present disclosure, in combination with the embodiments disclosed in fig. 4 and 5, the first dust collection module 320 is detachably disposed on the sealing cover 350. Thus, the first dust collection module 320 is conveniently mounted and dismounted, and is convenient to clean or maintain.

As described in the above embodiments, in combination with the embodiment disclosed in fig. 6, the first electrostatic precipitator 300 further includes a retractor 340, and the sealing cover 350 is attached to the housing assembly 100 through the retractor 340. Further, the expansion device 340 can directly drive the sealing cap 350 to expand and contract, thereby indirectly realizing the expansion and contraction of the first dust collection module 320.

Optionally, the retractor 340 comprises a servo motor and a rack and pinion gear in driving connection with the servo motor, and the retractable end 341 of the rack and pinion gear is connected with the sealing cover 350. Therefore, the gear rack mechanism is matched with the servo motor to drive the sealing cover 350 to move in a stretching and contracting manner.

As described in any embodiment of the sealing cap 350 disclosed herein, in combination with the embodiment disclosed in fig. 6, the retractor 340 includes a retractable end 341, the sealing cap 350 and the retractable end 341 form a second included angle 302, and the size of the second included angle 302 is adjustable. Therefore, the position relationship between the first dust collecting module 320 and the fresh air outlet 221 can be conveniently adjusted by adjusting the two included angles, so as to ensure the filtering effect.

In addition, the sealing cover 350 and the first dust collecting module 320 are used to introduce more fresh air into the return air inlet 112, so as to improve the user experience.

As introduced in any embodiment of the present disclosure, in some embodiments, the first dust collecting module 320 is detachably disposed on the casing assembly 100, and the indoor unit 10 of the air conditioner further includes a first monitoring device for monitoring whether the first dust collecting module 320 needs to be cleaned. Therefore, the first monitoring device can monitor the state of the first dust collecting module 320, so that monitoring information can be fed back in time to remind a user of cleaning or maintenance.

As introduced in any embodiment of the present disclosure, in combination with the embodiments disclosed in fig. 4, fig. 5, or fig. 7, the indoor unit 10 of the air conditioner further includes a second electrostatic dust collector 600, the second electrostatic dust collector 600 includes a second discharging module 610 and a second dust collecting module 620, the second discharging module 610 and the second dust collecting module 620 are disposed in the fresh air intake cavity 210 or the fresh air power assembly 230, and the second dust collecting module 620 is disposed between the second discharging module 610 and the intake end 231. So, utilize second electrostatic precipitator device 600 to remove dust to the fresh air gas that gets into in fresh air inlet logical chamber 210 and filter, be favorable to improving fresh air filter effect.

In addition, the second electrostatic dust collector 600 is combined with the first electrostatic dust collector 300, so that double filtration can be realized, the filtering effect is further improved, the filtering effect superior to that of an air filter element is achieved, and meanwhile, the fresh air resistance is smaller than that of the air filter element.

As introduced in any embodiment of the present disclosure, in combination with the embodiment disclosed in the figures, the second electrostatic precipitator 600 further includes a second primary filter 630, and the second primary filter 630 is disposed between the fresh air inlet 211 and the second discharging module 610. So, utilize the second to just imitate the large granule solid state impurity among the filter air 630, then recycle second collection dirt module 620 and adsorb the solid state impurity of tiny particle, can realize high-efficient dust removal, can not obviously reduce the new trend amount of wind again, and is very little to refrigeration or heating effect influence.

In addition, the second primary filter screen 630 and the second dust collecting module 620 can be repeatedly disassembled and washed, so that the filter consumables are reduced, and the maintenance cost of a user is reduced.

As described in the above embodiments, in one embodiment, the second primary filter 630 is disposed to cover the fresh air inlet 211. So, cover the new trend import 211 mode through the first filter screen 630 of imitating and filter, can guarantee the filter effect, and easy to assemble.

Or, in another embodiment, the sidewall of the second primary filter 630 is connected to the sidewall of the fresh air intake cavity 210 in a sealing manner, so that the second primary filter 630 covers the air intake area of the fresh air intake cavity 210. So, cover the new trend air inlet through the second and lead to the chamber 210 mode through the first filter screen 630 and filter, can utilize the new trend air inlet to lead to the flow velocity that chamber 210 cushions the new trend gas to guarantee the filter effect.

In some embodiments, the second dust collecting module 620 is detachably disposed in the fresh air intake cavity 210, and the indoor unit 10 further includes a second monitoring device for monitoring whether the second dust collecting module 620 needs to be cleaned. Thus, the second dust collecting module 620 can be monitored by the second monitoring device, so that the monitoring information can be fed back in time to remind the user of cleaning or maintenance.

Optionally, the first electrostatic precipitator 300 and/or the second electrostatic precipitator 600 comprises an ifd (intense Field dielectric) filter, which forms a honeycomb hollow microchannel with a dielectric material, and the dielectric-coated electrode sheet forms an intense electric Field in the microchannel, which exerts a great attraction force on the charged particles moving in the air, and can adsorb almost 100% of the moving particles in the air while generating only a minimum air flow impedance, and the removal effect on particulate pollutants such as PM2.5 is particularly significant. Therefore, the filtration efficiency of the IFD filter during degerming and dust filtration is 99.99%, and compared with the filtration efficiency of 99.97% of the traditional HEPA filtration technology, the filtration efficiency is effectively improved.

In addition, the pressure drop of the IFD filter is 10-50Pa, the pressure drop of the traditional HEPA filtering technology is 150-350Pa, and the pressure drop of the IFD filter is obviously lower than that of the traditional HEPA filtering technology, so that the low-noise effect caused by low pressure drop in the using process is realized, and the using comfort of a user is further improved.

In addition, the IFD filter does not need additional equipment such as a motor, a fan and the like in the using process; therefore, the power consumption is reduced, the redundant equipment is reduced, and the purpose of reducing the size of the fresh air processing device is achieved.

In addition, the IFD filter does not need to be replaced in the using process, and can be cleaned by being disassembled when the IFD filter needs to be cleaned, so that the aim of environmental protection is fulfilled; compare with traditional HEPA filtration technique, saved the condition of filter core replacement greatly.

In some embodiments, the first electrostatic precipitator 300 and/or the second electrostatic precipitator 600 further comprises a negative ion generator (not labeled). So, can release a large amount of anions through anion generator, can effectively kill the bacterium in the fresh air gas, provide cleaner new trend for the user.

As shown in fig. 4 and fig. 5, in some embodiments, the indoor unit 10 of the air conditioner further includes a fresh air duct 700, at least a portion of the fresh air duct 700 is configured to pass through a wall, and one end of the fresh air duct 700 is communicated with the fresh air outlet cavity through the fresh air inlet 211. So, utilize new trend pipe 700 to pass the wall body setting to make new trend pipe 700's one end can the butt joint of new trend import 211, realize leading into the logical chamber of new trend air-out with outdoor new trend.

In addition, the fresh air duct 700 enables the distance between the indoor unit 10 of the air conditioner and the wall to be adjusted relatively well, so as to meet the requirement of installing the indoor unit 10 of the air conditioner in different rooms.

In other embodiments, as shown in fig. 7, the fresh air duct 700 is integrated into the fresh air device 200, such that the fresh air inlet 211 can be disposed outdoors.

In another embodiment of the present disclosure, an air conditioning system is further provided, which includes an outdoor air conditioning unit and the indoor air conditioning unit 10 described above, where the indoor air conditioning unit 10 includes a heat exchanger 400, and the outdoor air conditioning unit is configured to provide a temperature-adjusting gas heat exchange medium to the heat exchanger 400.

When the air conditioning system is used, when the requirement of indoor fresh air ventilation of people is met, the noise is low when the fresh air power assembly 230 operates in a fresh air mode. And then the air conditioner outdoor unit is matched with the air conditioner outdoor unit, so that temperature adjusting gas and fresh air gas can be provided for indoor and other closed spaces, and indoor air with higher quality can be provided for users. Therefore, the air conditioning system can provide cooling airflow or heating airflow for a user and can also provide outdoor air so as to improve the oxygen content of the indoor air. The air conditioner can also provide a good air environment and a low-noise environment for indoor life of people, can improve user experience, and then can obtain the favor of consumers, and has better product competitiveness.

As shown in fig. 7, in some embodiments, the air conditioning system further includes a control module 20, and the control module 20 is communicatively connected to the indoor air conditioner unit 10 and the outdoor air conditioner unit. As such, control and interaction with a user is facilitated by the control module 20.

The control module includes a main control chip, which at least includes a Processor, and the Processor may be a Micro-controller Unit (MCU), a Central Processing Unit (CPU), or a Digital Signal Processor (DSP).

The control module generally controls the overall operation of the air conditioning system, such as opening and closing control, heating control, cooling control, dehumidification control, fresh air start or shut-off, air volume regulation control, and the like. The control module may include one or more processors to execute instructions to perform all or a portion of the steps of the methods described above. In addition, the control module can include one or more modules that facilitate interaction between the control module and other components. For example, the control circuit board also includes a communication unit for communicating with other modules, such as the new wind power assembly of the present disclosure.

In one embodiment, the control module further comprises a memory configured to store various types of data to support operation in the air conditioning system. Examples of such data include instructions for any application or method operating on the air conditioning system, air volume size data, heating data, cooling data, fresh air intake data, and the like. The memory may be implemented by any type or combination of volatile or non-volatile memory devices, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, and the like.

The specific implementation manner of "the outdoor unit of the air conditioner cooperates with the indoor unit of the air conditioner 10 to enable the indoor unit of the air conditioner to provide the temperature-adjusting gas" may be various, and may be implemented in the conventional art, without being limited thereto.

In the description of the present disclosure, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present disclosure and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present disclosure.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are 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," "second," etc. may explicitly or implicitly include at least one of the feature. In the description of the present disclosure, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise.

In the present disclosure, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In the present disclosure, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show several embodiments of the present disclosure, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the concept of the present disclosure, and these changes and modifications are all within the scope of the present disclosure.

Claims (20)

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

a housing assembly;

the fresh air device is arranged on the shell assembly and comprises a fresh air inlet through cavity, a fresh air outlet through cavity and a fresh air power assembly, and the fresh air outlet through cavity comprises a fresh air outlet; the fresh air power assembly comprises an air inlet end communicated with the fresh air inlet cavity and an air outlet end communicated with the fresh air outlet cavity; and

the first electrostatic dust removal device comprises a first discharge module and a first dust collection module, wherein the first discharge module is arranged in the fresh air outlet through cavity and is used for electrifying particles carried by fresh air flowing through the first discharge module; the first dust collection module is provided with a first state arranged outside the shell assembly, and when the first dust collection module is in the first state, the first dust collection module is used for adsorbing charged particles carried by fresh air flowing out of the fresh air outlet.

2. The indoor unit of claim 1, wherein the casing assembly is provided with a heat exchange cavity, the heat exchange cavity comprises a return air outlet and a return air inlet which are communicated with each other, and the fresh air outlet is arranged on the return air side of the casing assembly and is spaced from the return air inlet;

when the first dust collection module is in a first state, at least part of the fresh air flowing out of the fresh air outlet is guided into the return air inlet by the first dust collection module.

3. An indoor unit of an air conditioner according to claim 2, wherein the first dust collecting module includes a guide surface provided toward the fresh air outlet, the guide surface being inclined toward the return air inlet so as to guide at least a part of the fresh air flowing out of the fresh air outlet into the return air inlet.

4. An indoor unit of an air conditioner according to claim 3, wherein the guide surface is disposed at a first angle with respect to the horizontal plane, and the first angle is adjustable.

5. The indoor unit of claim 2, wherein the casing assembly further comprises a heat exchanger and a return air power assembly, the heat exchanger and the return air power assembly being disposed in the heat exchange cavity; the heat exchanger is used for exchanging heat with the gas in the heat exchange cavity; the return air power assembly is used for introducing gas into the heat exchange cavity from the return air inlet, so that the gas flows through the heat exchanger and then flows out from the return air outlet.

6. The indoor unit of claim 1, wherein the first electrostatic precipitator further comprises a first primary filter disposed between the air outlet end and the first discharge module.

7. An indoor unit of an air conditioner as claimed in claim 6, wherein the first primary filter screen covers the air outlet end; or, the lateral wall of first just imitating the filter screen with the lateral wall sealing connection in new trend air-out logical chamber makes first just imitate the filter screen and cover the air-out area setting in new trend air-out logical chamber.

8. The indoor unit of claim 1, wherein the first dust collecting module further has a second state in which at least a portion of the first dust collecting module is disposed in the fresh air outlet cavity, and the first dust collecting module is telescopically disposed in the casing assembly to switch between the first state and the second state;

when the fresh air power assembly is in an operating state, the first dust collection module is in the first state; when the fresh air power assembly is in a stop state, the first dust collection module is in the second state.

9. The indoor unit of claim 8, wherein the first electrostatic precipitator further comprises an expander, and the first dust collection module is mounted to the casing assembly through the expander.

10. The indoor unit of claim 8, wherein the first electrostatic precipitator further comprises a sealing cover, the first dust collecting module is disposed on the sealing cover, and the sealing cover is telescopically disposed on the casing assembly and used for closing or opening the fresh air outlet;

when the fresh air outlet is opened by the sealing cover, the first dust collecting module is in the first state; when the sealing cover closes the fresh air outlet, the first dust collecting module is in the second state.

11. An indoor unit of an air conditioner according to claim 10, wherein the first dust collection module is detachably provided to the sealing cover.

12. An indoor unit of an air conditioner according to claim 10, wherein the first electrostatic precipitator further comprises an expander, and the sealing cover is attached to the casing assembly through the expander.

13. An indoor unit of an air conditioner as claimed in claim 12, wherein the expansion unit includes an expansion end, the sealing cover and the expansion end are disposed at a second included angle, and the second included angle is adjustable.

14. The indoor unit of claim 1, wherein the first dust collection module is detachably mounted on the casing assembly, and the indoor unit further comprises a first monitoring device for monitoring whether the first dust collection module needs to be cleaned.

15. The indoor unit of any one of claims 1 to 14, further comprising a second electrostatic precipitator, wherein the second electrostatic precipitator comprises a second discharging module and a second dust collecting module, the second discharging module and the second dust collecting module are disposed in the fresh air intake passage cavity, and the second dust collecting module is disposed between the second discharging module and the intake end.

16. The indoor unit of claim 15, wherein the second electrostatic precipitator further comprises a second primary filter disposed between the fresh air inlet of the fresh air inlet ventilation chamber and the second discharge module.

17. An indoor unit of an air conditioner as claimed in claim 16, wherein the second primary filter screen covers a fresh air inlet of the fresh air inlet ventilation chamber; or, the lateral wall of the first effective filter screen of second with the lateral wall sealing connection in new trend air inlet through cavity makes the first effective filter screen of second covers the air inlet area setting in new trend air inlet through cavity.

18. The indoor unit of claim 15, wherein the second dust collecting module is detachably disposed in the fresh air intake passage, and the indoor unit further comprises a second monitoring device for monitoring whether the second dust collecting module needs to be cleaned.

19. An indoor unit of an air conditioner according to claim 15, wherein the first electrostatic precipitator and/or the second electrostatic precipitator includes an IFD filter.

20. An air conditioning system comprising an outdoor unit and the indoor unit of any one of claims 1 to 18, wherein the indoor unit includes a heat exchanger, and the outdoor unit is configured to provide a heat exchange medium to the heat exchanger.

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