CN218119947U

CN218119947U - Fresh air conditioner

Info

Publication number: CN218119947U
Application number: CN202221744757.8U
Authority: CN
Inventors: 吴亚孟; 陈安江; 徐军瑞; 杨中锋; 宁贻江
Original assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-12-23
Anticipated expiration: 2032-07-07

Abstract

The application relates to household electrical appliances technical field discloses a new trend air conditioner includes: outdoor unit and exhaust passage. An exhaust fan is arranged in the exhaust channel, one end of the exhaust channel is communicated with the indoor part, and the other end of the exhaust channel faces the heat exchanger of the outdoor unit. In this application, improve indoor new trend circulation efficiency, reach the purpose of balanced indoor and outdoor pressure differential, utilized indoor temperature moreover better, cooled down the heat exchanger of off-premises station, improved the work efficiency of heat exchanger when improving energy-conserving effect, guaranteed the operation efficiency of air conditioner, help strengthening the work efficiency of air conditioner.

Description

Fresh air conditioner

Technical Field

The application relates to the technical field of household appliances, for example to a fresh air conditioner.

Background

At present, the air conditioner is comparatively common electrical equipment in people's life, and its main effect is the indoor temperature of regulation, but because the user is the state of closing door and window mostly when using the air conditioner, consequently can lead to indoor air carbon dioxide to increase, air quality decline scheduling problem.

The fresh air conditioner that prior art exists only utilizes the indoor set to extract outdoor air and supply with the new trend, and this kind of mode not only air cycle efficiency is poor, still can cause to result in obtaining the new fan amount of wind to descend because of the indoor air pressure risees, reduces the operating efficiency of indoor set to the indoor air flows out from door crack etc. part and can lead to indoor cold air cold volume loss when refrigerating in summer, causes the energy waste.

Therefore, how to balance the indoor and outdoor pressure difference, and better utilize the indoor temperature sufficiently, improve the energy saving effect and the working efficiency of the air conditioner become technical problems to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a fresh air conditioner, which improves the indoor fresh air circulation efficiency, achieves the purpose of balancing the pressure difference between the indoor and the outdoor, better utilizes the indoor temperature, cools the heat exchanger of an outdoor unit, improves the energy-saving effect, improves the working efficiency of the heat exchanger, ensures the operation energy efficiency of the air conditioner, and is beneficial to enhancing the working efficiency of the air conditioner.

In some embodiments, a fresh air conditioner includes: outdoor unit and exhaust passage. An exhaust fan is arranged in the exhaust channel, one end of the exhaust channel is communicated with the indoor part, and the other end of the exhaust channel faces the heat exchanger of the outdoor unit.

Optionally, a heat dissipation air inlet is formed in the rear side of the outdoor unit, and an exhaust end of the exhaust channel faces the heat dissipation air inlet.

Alternatively, the discharge duct is installed to be hidden in a wall at the rear side of the outdoor unit.

Optionally, the air exhaust channel faces the center of the heat exchanger of the outdoor unit.

Optionally, a check valve is arranged in the exhaust channel.

Optionally, a heat preservation seal is arranged in the exhaust channel.

Optionally, the indoor end of the exhaust channel is provided with a filter screen.

Optionally, the fresh air conditioner further comprises: indoor set and new trend passageway. One end of the fresh air channel is communicated with the indoor unit, and the other end of the fresh air channel is communicated with the outside.

Optionally, be equipped with the new trend ooff valve on the new trend passageway.

Optionally, the fresh air conditioner further comprises: a controller assembly. The controller assembly is connected with the indoor unit and the exhaust fan and used for controlling the exhaust fan to be synchronously started under the condition that the indoor unit is determined to run in the fresh air supply mode.

The fresh air conditioner provided by the embodiment of the disclosure can realize the following technical effects:

through setting up that one end communicates indoor, the other end is towards the passageway of airing exhaust of off-premises station heat exchanger, and be equipped with the exhaust fan inside the passageway of airing exhaust, utilize the exhaust fan telescopic room air, and make the room air current directly blow the heat exchanger of off-premises station through the passageway of airing exhaust, thereby not only can constitute air cycle with the new trend and strengthen the indoor circulation of air, improve indoor new trend circulation efficiency, reach the purpose of balanced indoor and outdoor pressure differential, and utilized indoor temperature better, cool down the heat exchanger of off-premises station, improve the work efficiency of heat exchanger when energy-conserving effect, the operation efficiency of air conditioner has been guaranteed, help strengthening the work efficiency of air conditioner.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural diagram of a fresh air conditioner provided in an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of another fresh air conditioner provided by the embodiment of the disclosure;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of an indoor unit and a fresh air duct provided in the embodiment of the present disclosure;

fig. 5 is a control block diagram of a controller assembly provided by an embodiment of the present disclosure.

Reference numerals:

100. an outdoor unit; 101. a heat exchanger; 102. a heat dissipation air inlet; 200. an air exhaust channel; 201. an exhaust fan; 202. a check valve; 203. preserving heat and sealing; 204. filtering with a screen; 300. an indoor unit; 400. a fresh air channel; 401. a fresh air switch valve; 402. a rubber sleeve; 403. flaring; 404. an air filter; 500. a controller assembly; 600. sealing edges; 700. and sealing the pipeline.

Detailed Description

So that the manner in which the features and advantages of the embodiments of the present disclosure can be understood in detail, a more particular description of the embodiments of the disclosure, briefly summarized above, may be had by reference to the appended drawings, which are included to illustrate, but are not intended to limit the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged as appropriate for the embodiments of the disclosure described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

Referring to fig. 1 to 4, an embodiment of the present disclosure provides a fresh air conditioner, including: an outdoor unit 100 and a discharge duct 200. The exhaust duct 200 is provided therein with an exhaust fan 201, and one end of the exhaust duct 200 is connected to the indoor and the other end faces the heat exchanger 101 of the outdoor unit 100.

By adopting the fresh air conditioner provided by the embodiment of the disclosure, one end of the fresh air conditioner is communicated with the indoor environment, the other end of the fresh air conditioner faces the air exhaust channel 200 of the heat exchanger 101 of the outdoor unit 100, the exhaust fan 201 is arranged inside the air exhaust channel 200, indoor air can be extracted by utilizing the exhaust fan 201, and indoor airflow is directly blown to the heat exchanger 101 of the outdoor unit 100 through the air exhaust channel 200, so that the fresh air conditioner not only can form air circulation with fresh air to enhance indoor air circulation and improve indoor fresh air circulation efficiency, and the purpose of balancing indoor and outdoor pressure difference is achieved, but also the indoor temperature is better utilized, the heat exchanger 101 of the outdoor unit 100 is cooled, the working efficiency of the heat exchanger 101 is improved while the energy-saving effect is improved, the operation energy efficiency of the air conditioner is ensured, and the working efficiency of the air conditioner is enhanced.

In order to prevent the indoor air flow from leaking, the indoor air flow can better flow to the heat exchanger 101 of the outdoor unit 100, optionally, the outdoor unit 100 is installed to be closely attached to the outer wall surface of the wall, and the heat exchanger 101 of the outdoor unit 100 corresponds to the air discharge duct 200.

It is worth mentioning that: under the condition that the heat exchanger 101 is a condenser, because the working process of the condenser is a heat release process and the ambient temperature is high, the exhaust fan 201 is used for extracting indoor air and directly blowing the indoor air to the condenser of the outdoor unit 100, so that the heat at the condenser can be quickly dissipated to the ambient air, the purpose of cooling the condenser is achieved, the heat exchange effect and the heat exchange efficiency of the condenser of the outdoor unit 100 are improved, and the operation energy efficiency of the air conditioner is improved; under the condition that the heat exchanger 101 is an evaporator, the temperature of the surrounding environment is low due to gasification and heat absorption of the evaporator, so that the exhaust fan 201 is used for extracting indoor air and directly blowing the indoor air to the evaporator, the condition that the evaporator frosts due to too low temperature can be avoided, the heat exchange effect and the heat exchange efficiency of the evaporator of the outdoor unit 100 are improved, and the operation energy efficiency of the air conditioner is improved.

Alternatively, the exhaust fan 201 is detachably embedded in the exhaust duct 200. Like this, through with in exhaust fan 201 embedding exhaust passage 200, not only can make exhaust fan 201's installation more firm, improve the stability of exhaust fan 201 installation, can make exhaust fan 201 hide to install in the wall body moreover, can not occupy user's indoor space, and demountable installation's mode is comparatively nimble, is convenient for dismantle maintenance or change exhaust fan 201 under the condition that exhaust fan 201 damaged.

In order to better and more quickly draw the indoor air flow into the exhaust duct 200 and improve the transmission efficiency of the indoor air flow, the exhaust fan 201 is optionally disposed at one end of the exhaust duct 200 close to the indoor.

As shown in fig. 2 to 3, optionally, the outdoor unit 100 is provided at a rear side thereof with a heat dissipating inlet 102, and a discharge end of the discharge duct 200 faces the heat dissipating inlet 102. In this way, by arranging the exhaust end of the exhaust channel 200 toward the heat dissipation air inlet 102 at the rear side of the outdoor unit 100, under the action of the exhaust fan 201, the indoor air flow can directly enter the outdoor unit 100 from the heat dissipation air inlet 102 through the exhaust channel 200, so that the indoor air flow can directly blow the heat exchanger 101 of the outdoor unit 100, the indoor air flow can stably flow into the outdoor unit 100, and the efficiency of transferring the indoor air flow to the outdoor interior is improved, thereby better utilizing the indoor temperature to adjust the internal temperature of the outdoor unit 100, improving the heat exchange effect and the heat exchange efficiency of the heat exchanger 101 of the outdoor unit 100, improving the operation energy efficiency of the air conditioner, and improving the energy saving effect.

Optionally, the air exhaust channel 200 is disposed coaxially with the heat dissipation air inlet 102. Thus, the indoor air flow can directly blow the heat dissipation air inlet 102 through the air exhaust channel 200, so that the indoor air flow can rapidly enter the outdoor unit 100, the temperature loss of the indoor air flow in the flowing process is reduced, the efficiency of transferring the indoor air flow to the outdoor is improved, the internal temperature of the outdoor unit 100 can be adjusted by fully utilizing the temperature of the indoor air flow, the energy-saving effect is improved, and the operation energy efficiency of the air conditioner is guaranteed.

Optionally, the heat dissipation air inlet 102 is hermetically connected with the exhaust end of the exhaust channel 200. Thus, indoor airflow can be prevented from flowing out from the gap between the heat dissipation air inlet 102 and the exhaust end of the exhaust channel 200, so that the temperature of the indoor airflow is better utilized, and the energy-saving effect is improved.

Alternatively, the discharge duct 200 is installed to be hidden on a wall at the rear side of the outdoor unit 100. Like this, through hiding exhaust passage 200 and installing on the wall, not only the mounting means is comparatively simple, easily assemble exhaust passage 200 on the wall body, promote the convenience of installation, install exhaust passage 200 more rationally moreover, make exhaust passage 200's installation can not occupy user's indoor space, the influence of exhaust passage 200 to the occupation of indoor space and to indoor space structure has been reduced, adopt above-mentioned mode installation exhaust passage 200 simultaneously, low in cost helps sparingly installing cost.

As shown in fig. 3, optionally, the indoor end and the outdoor end of the air exhaust duct 200 are both provided with a sealing edge 600 folded toward the wall, wherein the sealing edge 600 at the indoor end of the air exhaust duct 200 is attached to the inner wall surface of the wall, the sealing edge 600 at the outdoor end of the air exhaust duct 200 is attached to the outer wall surface of the wall, and the edge of the heat dissipation air inlet 102 at the rear side wall of the outdoor unit 100 is attached to the sealing edge 600. Therefore, the sealing edge 600 can be used for sealing the gap between the air exhaust channel 200 and the wall and preventing indoor air flow from flowing out from the gap between the air exhaust channel 200 and the wall, so that the loss of cold energy can be avoided during refrigeration in summer, the energy-saving effect is improved, the air exhaust channel 200 can be firmly installed, the air exhaust channel 200 can be prevented from falling off from the wall, and the installation stability and safety are improved.

As shown in fig. 3, optionally, a sealing gasket is disposed between the sealing edge 600 and the rear sidewall of the outdoor unit 100, or a sealing pipe 700 is connected between the outdoor end of the exhaust duct 200 and the heat dissipating air inlet 102. Thus, the indoor air flow is directly blown to the outdoor unit 100 by the sealing gasket or the sealing pipe 700, and the indoor air flow is prevented from flowing out through a gap between the outdoor unit 100 and a wall, thereby better utilizing the indoor temperature and improving the energy saving effect.

Alternatively, the discharge duct 200 faces the center of the heat exchanger 101 of the outdoor unit 100. Therefore, the indoor air flow extracted by the exhaust fan 201 can directly blow the central position of the heat exchanger 101 of the outdoor unit 100 through the exhaust channel 200, so that the indoor air flow can better act on the heat exchanger 101, the heat at the heat exchanger 101 can be quickly dissipated into the ambient air, the purpose of adjusting the internal temperature of the outdoor unit 100 is achieved, the heat exchange effect and the heat exchange efficiency of the heat exchanger 101 of the outdoor unit 100 are further improved, and the operation energy efficiency of an air conditioner is improved.

As shown in fig. 3, optionally, a check valve 202 is provided in the exhaust passage 200. Thus, by installing the check valve 202 in the discharge air duct 200, the indoor air flow can be stably directly blown from the discharge air duct 200 to the heat exchanger 101 of the outdoor unit 100, and the outdoor air flow can be prevented from flowing indoors through the discharge air duct 200, thereby effectively preventing the air backflow phenomenon and improving the stability of the indoor air flow flowing to the heat exchanger 101 of the outdoor unit 100.

Optionally, a check valve 202 is disposed at an end of the discharge passage 200 near the outside of the room. Like this, because install check valve 202 in other positions department of exhaust passageway 200 and can make form the vacant space between check valve 202 and the outdoor end of exhaust passageway 200 to easily lead to the air to take place the backward flow phenomenon in vacant space department, and then set up check valve 202 in the one end that exhaust passageway 200 is close to outdoors helps completely avoiding the air to take place the backward flow in exhaust passageway 200, guarantee the stability that indoor air current flows, and can reduce the influence of check valve 202 to exhaust fan 201.

As shown in fig. 3, optionally, a heat-insulating seal 203 is provided in the exhaust passage 200. Thus, through the heat preservation seal 203 arranged in the exhaust channel 200, when refrigerating in summer, the exhaust channel 200 is sealed by the heat preservation seal 203, the condition that the cold loss is caused because the air flows out of the exhaust channel 200 indoors can be avoided, the energy-saving effect is improved, meanwhile, the exhaust channel 200 can be sealed by the heat preservation seal 203 under the condition that an air conditioner is not used, the condition that the exhaust channel 200 is sealed because dust or sundries in indoor or outdoor air enter the exhaust channel 200 can be avoided, and the cleanness inside the exhaust channel 200 is ensured.

Optionally, a heat-insulating seal 203 is rotatably provided at the indoor end of the exhaust duct 200. Thus, since the outdoor unit 100 is installed at one side of the outdoor end of the exhaust duct 200 and there is no obstacle at the indoor end of the exhaust duct 200, the heat-insulating seal 203 is installed at the indoor end of the exhaust duct 200, which is more convenient for the user to operate the heat-insulating seal 203, and the rotational connection mode is more convenient for opening or closing the exhaust duct 200 by rotating the heat-insulating seal 203, thereby improving the convenience of opening or closing the exhaust duct 200.

As shown in fig. 3, optionally, a filter screen 204 is provided at the indoor end of the exhaust duct 200. In this way, the filter screen 204 is disposed at the indoor end of the air exhaust duct 200, so that the impurities such as particle dust, paper dust, etc. mixed in the indoor air flow can be prevented from entering the air exhaust duct 200, and the impurities in the indoor air flow can be effectively intercepted, so that the air exhaust duct 200 has filtering performance, thereby preventing the impurities from entering the outdoor unit 100 through the air exhaust duct 200 to affect the operation of the outdoor unit 100 or damage the outdoor unit 100, ensuring the operation energy efficiency of the outdoor unit 100, and enhancing the protection performance of the outdoor unit 100.

Optionally, screen 204 is a multi-layer screen structure. Like this, utilize multilayer filter screen structure can be more comprehensive and thorough filter indoor air current, reinforcing filter effect reaches better and carries out filterable purpose to indoor air, improves filter fineness and pollutant carrying capacity.

Optionally, the multi-layer screen 204 structure includes stainless steel screens disposed in pairs and activated carbon screens disposed between the pairs of stainless steel screens. Like this, because the intensity of stainless steel filter screen is higher, but its filter fineness is low, and the active carbon filter screen has filtration and purification dual function, but the active carbon filter screen bearing capacity is weaker, thereby multilayer filter screen structure comprises mated stainless steel filter screen and the active carbon filter screen that sets up between mated stainless steel filter screen, make filter screen 204 both possess higher intensity, can make filter screen 204 install in air exhaust passageway 200 more firmly, guarantee that filter screen 204 can carry out filtration steadily, can make filter screen 204 possess better filtering quality again, strengthen the filter effect.

As shown in fig. 3, optionally, a filter 204, a fan 201 and a check valve 202 are arranged in sequence in the air flow direction of the air in the air discharge passage 200. Thus, the arrangement of the filter screen 204, the exhaust fan 201 and the check valve 202 in the exhaust channel 200 is more reasonable, the mutual influence among the filter screen 204, the exhaust fan 201 and the check valve 202 is reduced, and simultaneously the filter screen 204, the exhaust fan 201 and the check valve 202 can be stably and efficiently acted on indoor air flow.

As shown in fig. 4, optionally, the fresh air conditioner further includes: indoor unit 300 and fresh air channel 400. One end of the fresh air channel 400 is communicated with the indoor unit 300, and the other end is communicated with the outside. Like this, when the air conditioner operation new trend mode, utilize one end and indoor set 300 intercommunication, the other end can constantly send outdoor new trend into with the new trend passageway 400 of outdoor intercommunication indoor, satisfy the needs that indoor new trend was taken a breath, thereby can provide high-quality fresh air for people's daily life, the exhaust fan blows to off-premises station 100 from indoor extraction air simultaneously, can constitute air cycle with the new trend and strengthen indoor circulation of air, improve indoor new trend circulation efficiency, bring better use experience for the user and feel, strengthen the travelling comfort of air conditioner, and help improving the work efficiency of off-premises station 100, finally, the air conditioning performance is improved.

Optionally, the fresh air channel 400 is a stainless steel metal hose or a PVC composite ventilation hose. Like this, because stainless steel metal collapsible tube and the compound ventilation hose of PVC all possess excellent properties such as noise cancelling effect is good, fire prevention high temperature resistant, consequently regard stainless steel metal collapsible tube or the compound ventilation hose of PVC as new trend channel 400, help sending into indoor set 300 with outdoor air better, and stainless steel metal collapsible tube and the compound ventilation hose of PVC all easily install, promote the convenience of installation.

Optionally, the fresh air channel 400 penetrates a wall on one side of the indoor unit 300, a rubber sleeve 402 is disposed between the fresh air channel 400 and the wall, and the rubber sleeve 402 is sleeved at a position where the fresh air channel 400 is connected to the wall. Like this, utilize rubber sleeve 402 can shutoff gap between new trend passageway 400 and the wall, reinforcing leakproofness can avoid indoor air current to run off by the gap between new trend passageway 400 and the wall, and rubber sleeve 402 also can strengthen the protectiveness to new trend passageway 400 simultaneously, can avoid new trend passageway 400 to damage, helps prolonging new trend passageway 400's life.

As shown in fig. 4, optionally, a fresh air switch valve 401 is disposed on the fresh air channel 400. Like this, make new trend passageway 400 possess the controllability, the user can utilize opening and closing of new trend switch valve 401 control new trend passageway 400 according to the air-out demand to the air conditioner to satisfy the diversified user demand of user, bring better use for the user and experience the sense.

Optionally, the fresh air switch valve 401 includes an air volume adjusting valve for adjusting an air volume of the fresh air channel 400. Like this, the user can be according to the air-out demand to the air conditioner, and the intake of control new trend passageway 400 promotes user experience effect, promotes the travelling comfort of air conditioner air-out, can adjust new trend passageway 400's intake simultaneously according to the air output, makes air output and intake reach balanced state, helps balancing indoor and outdoor pressure differential, for example: when the exhaust fan exhausts slowly, the exhaust volume is less, so that the air volume regulating valve can be controlled to reduce the air intake volume of the fresh air channel 400 in order to enable the air output volume and the air intake volume to reach a balanced state; when the exhaust fan exhausts air faster, the exhaust air volume is larger, so that the air volume regulating valve can be controlled to increase the air volume of the fresh air channel 400 in order to enable the air volume and the air volume to reach a balanced state.

As shown in fig. 4, optionally, a flared opening 403 of a trumpet-shaped structure is arranged at one end of the fresh air channel 400, which is communicated with the outdoor. Like this, the flaring 403 that utilizes the horn structure can make outdoor air get into new trend passageway 400 more smoothly and fast, improves the efficiency to indoor conveying outdoor air, and helps improving the intake to can guarantee that indoor new trend endless high efficiency goes on.

Optionally, the end with the smaller inner diameter of the flared opening 403 is detachably connected to the fresh air channel 400, and preferably, the flared opening 403 is in threaded connection with the fresh air channel 400. Like this, make the setting of flaring 403 more nimble, the user can be according to the air supply demand to indoor selection installation or dismantle flaring 403, satisfies user diversified user demand, strengthens user experience and feels.

Optionally, an air filter 404 is detachably disposed in the flared opening 403, and preferably, the air filter 404 includes one of a multi-layer filter screen 204, a filter cotton, a non-woven fabric, and an activated carbon filter plate. Like this, filter the indoor air of entering in the air supply, ensure to get into indoor air clean to can provide comparatively clean air for the user, help protecting user's health, and air filter 404 can be dismantled, is convenient for dismantle clearance or change air filter 404.

As shown in fig. 5, optionally, the fresh air conditioner further includes: a controller assembly 500. The controller assembly 500 is connected to the indoor unit 300 and the exhaust fan 201, and is configured to control the exhaust fan 201 to be turned on synchronously when the indoor unit 300 is determined to operate in the fresh air supply mode. In this way, by using the controller assembly 500 for controlling the exhaust fan 201 to be synchronously turned on when the indoor unit 300 is determined to operate in the fresh air supply mode, the operation of the indoor unit 300 and the operation of the exhaust fan 201 can be associated, so that the exhaust fan can be linked with the indoor unit 300 operating in the fresh air supply mode, when the fresh air mode of the indoor unit 300 is started, the indoor unit 300 extracts air from the outside and blows the air to the inside, the exhaust fan extracts air from the inside and blows the air to the outdoor unit 100, and the exhaust fan extracts air from the inside and forms air circulation with the air extracted from the outside by the indoor unit 300 to strengthen indoor air circulation, accelerate indoor air ventilation speed, improve indoor fresh air circulation efficiency, improve user experience effect, and improve air conditioning comfort.

Optionally, the controller assembly 500 is further configured to control the rotation speed of the exhaust fan 201 according to the intake air amount of the fresh air channel 400. Like this, because exhaust fan 201 is used for discharging indoor air to outdoor, consequently according to the intake control exhaust fan 201's of confirming new trend passageway 400 slew velocity, can make the intake and the air output of air conditioner reach balanced state, strengthen indoor new trend circulation effect when having guaranteed the ventilation speed of room air, can provide more comfortable indoor environment for the user, improve user's use and experience and feel, for example: when the air inlet volume of the fresh air channel 400 is 10m3/h, the exhaust fan 201 is controlled to rotate at a rotating speed of 300 r/min.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A fresh air conditioner is characterized by comprising:

an outdoor unit (100);

the air exhaust channel (200) is internally provided with an exhaust fan (201), one end of the air exhaust channel (200) is communicated with the indoor space, and the other end of the air exhaust channel faces the heat exchanger (101) of the outdoor unit (100).

2. The fresh air conditioner according to claim 1, wherein a heat dissipating air inlet (102) is formed at a rear side of the outdoor unit (100), and a discharge end of the discharge duct (200) faces the heat dissipating air inlet (102).

3. The fresh air conditioner according to claim 2, wherein the discharge duct (200) is installed to be hidden in a wall on the rear side of the outdoor unit (100).

4. The fresh air conditioner according to claim 3, wherein the discharge duct (200) is aligned with the center of the heat exchanger (101) of the outdoor unit (100).

5. Fresh air conditioner according to claim 1, characterized in that a check valve (202) is arranged in the exhaust channel (200).

6. Fresh air conditioner according to claim 1, characterized in that a heat insulating seal (203) is arranged in the exhaust channel (200).

7. Fresh air conditioner according to claim 1, characterized in that the indoor end of the exhaust duct (200) is provided with a screen (204).

8. Fresh air conditioner according to any one of claims 1 to 7, further comprising:

an indoor unit (300);

and one end of the fresh air channel (400) is communicated with the indoor unit (300), and the other end of the fresh air channel is communicated with the outside.

9. The fresh air conditioner according to claim 8, wherein a fresh air switch valve (401) is disposed on the fresh air channel (400).

10. The fresh air conditioner according to claim 8, further comprising:

and the controller component (500) is connected with the indoor unit (300) and the exhaust fan (201) and is used for controlling the exhaust fan (201) to be synchronously opened under the condition that the indoor unit (300) runs in a fresh air supply mode.