CN216431909U

CN216431909U - Air conditioner indoor unit and air conditioner

Info

Publication number: CN216431909U
Application number: CN202122458423.6U
Authority: CN
Inventors: 汪先兵; 黄彩凤; 金敏聪; 卢毅强
Original assignee: TCL Air Conditioner Zhongshan Co Ltd
Current assignee: TCL Air Conditioner Zhongshan Co Ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-05-03
Anticipated expiration: 2031-10-12

Abstract

The application provides a pair of machine and air conditioner in air conditioning includes: the heat exchange air duct is provided with an air inlet and an air outlet; the evaporator and the filter screen are sequentially arranged in the heat exchange air duct along the direction of the air outlet pointing to the air inlet; the fresh air fan is arranged in the shell and is provided with an exhaust port; one end of the induced duct is connected with the exhaust port, and the other end of the induced duct is arranged between the evaporator and the filter screen. When the air conditioner indoor unit operates, air on the indoor side enters through the air inlet of the heat exchange air duct and flows out of the air outlet, and the air on the indoor side flows through the evaporator to complete temperature adjustment. In the process, the fresh air delivered by the first fresh air blower flows through the evaporator like the air at the indoor side so as to complete temperature regulation. So, both can bring the new trend and reduce the blockking of filter screen to the new trend for indoor, still avoid blowing off the fluctuation by a wide margin of air current temperature from the air outlet, improve user experience.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The application relates to the technical field of air conditioning equipment, in particular to an air conditioner indoor unit and an air conditioner.

Background

The fresh air conditioner is a healthy and comfortable air conditioner with fresh air function, realizes the circulation and ventilation between room air and outdoor air by using a centrifugal fan, and has the function of purifying air.

In the prior art, a fresh air fan of a fresh air conditioner generally directly introduces fresh air at the outdoor side into a room, but the difference between the outdoor side air temperature and the indoor side air temperature is large, so that the indoor side air is easily fluctuated greatly; in addition, the air exhaust port is arranged at the air inlet of the air conditioner in the air conditioner, but the air conditioner can shield the flow of partial air flow, the air volume blown out by the fresh air conditioner is reduced, and the user experience is poor.

SUMMERY OF THE UTILITY MODEL

The application provides an air conditioner indoor unit and an air conditioner, which aim to solve the technical problem that the air volume loss of a fresh air fan is large after the temperature of an air conditioner heat exchange air channel is adjusted in the prior art.

In one aspect, the present application provides an indoor unit of an air conditioner, including:

the heat exchanger comprises a shell, a heat exchanger and a heat exchanger, wherein the shell is provided with a heat exchange air duct which is provided with an air inlet and an air outlet;

the evaporator and the filter screen are sequentially arranged in the heat exchange air duct along the direction of the air outlet pointing to the air inlet;

the first fresh air fan is arranged in the shell and provided with a first exhaust port, and the first exhaust port is arranged between the evaporator and the filter screen.

In one possible implementation manner of the present application, the first fresh air machine includes an air guiding pipe, one end of the air guiding pipe is communicated with the fresh air cavity of the first fresh air machine, and the other end of the air guiding pipe is provided with the first exhaust port.

In one possible implementation manner of the present application, the induced duct is L-shaped.

In one possible implementation of the present application, the first exhaust port is flared.

In one possible implementation manner of the present application, the air outlet is attached to the surface of the evaporator.

In a possible implementation manner of the present application, the induced duct extends in a direction away from the first fresh air machine, and the induced duct is provided with a plurality of the first exhaust ports.

In a possible implementation manner of the present application, the first fresh air blower is provided with a plurality of the induced ducts, and each of the induced ducts is provided with the first exhaust port.

In one possible implementation manner of the present application, a dust filter is disposed in the induced draft tube.

In this application a possible implementation, machine in the air conditioning includes the new fan of second, the new fan of second is relative first new fan sets up the opposite side of casing, the new fan of second is equipped with the second gas vent, the second gas vent is located the evaporimeter with between the filter screen.

In another aspect, the present application also provides an air conditioner, including: the air conditioner indoor unit is communicated with the air conditioner outdoor unit.

The application provides a machine in air conditioning, includes: the heat exchanger comprises a shell, a heat exchanger and a heat exchanger, wherein the shell is provided with a heat exchange air duct which is provided with an air inlet and an air outlet; the evaporator and the filter screen are sequentially arranged in the heat exchange air duct along the direction of the air outlet pointing to the air inlet; the first fresh air fan is arranged in the shell and provided with a first exhaust port, and the first exhaust port is arranged between the evaporator and the filter screen.

When the indoor unit of the air conditioner operates, air on the indoor side enters through the air inlet of the heat exchange air duct and flows out of the air outlet, and the air on the indoor side flows through the evaporator to complete temperature adjustment. In the process, the fresh air delivered by the first fresh air blower flows through the evaporator like the air at the indoor side so as to complete temperature regulation. So, both can bring the new trend and reduce for indoor the filter screen is still avoided following the air outlet blows off the fluctuation by a wide margin of air current temperature, improves user experience to the blockking of new trend.

Drawings

The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.

FIG. 1 is a schematic structural diagram of a fresh air conditioner in the prior art;

fig. 2 is an exploded view of an indoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 3 is a schematic structural view of an indoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a housing according to an embodiment of the present application.

Reference numerals:

the air conditioner indoor unit 100, the casing 110, the evaporator 120, the filter screen 130, the first fresh air fan 140, the first exhaust port 141, the induced draft duct 142, the fresh air chamber 143, the front casing 150, the heat exchange air duct 200, the air inlet 210, and the air outlet 220.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all 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 application.

In the description of the present application, 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" 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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1 to 4, an embodiment of the present application provides an air conditioning indoor unit 100, including: the heat exchanger comprises a shell 110, wherein the shell 110 is provided with a heat exchange air duct 200, and the heat exchange air duct 200 is provided with an air inlet 210 and an air outlet 220; the evaporator 120 and the filter screen 130 are sequentially installed in the heat exchange air duct 200 along a direction that the air outlet 220 points to the air inlet 210; a first fresh air fan 140, the first fresh air fan 140 being installed in the housing 110, the first fresh air fan 140 having a first exhaust port 141, the first exhaust port 141 being provided between the evaporator 120 and the filter screen 130.

It should be noted that the air inlet 210 of the indoor unit 100 in the market is usually located at the top of the indoor unit 100, and the air outlet 220 thereof is usually located at the bottom of the indoor unit 100. The air that does not adjust the temperature at the indoor side enters the heat exchange air duct 200 through the air inlet 210, and passes through the filter screen 130, the evaporator 120 and the air outlet 220 in sequence, and then enters the indoor side again to become the air after adjusting the temperature. Wherein the first fresh air fan 140 is generally installed at one side of the heat exchange air duct 200.

It should be noted that the indoor unit 100 of the air conditioner is generally further provided with a front shell 150, the front shell 150 is covered on the casing 110, and the front shell 150 and the casing 110 cooperate with each other to effectively limit the flow of the air flow in the heat exchange air duct 200 and avoid the turbulence of the air flow.

When the indoor unit 100 of the air conditioner is operated, air at the indoor side enters through the air inlet 210 of the heat exchange air duct 200 and flows out through the air outlet 220, and the air at the indoor side flows through the evaporator 120 to complete temperature adjustment. In this process, the fresh air delivered by the first fresh air blower 140 flows through the evaporator 120 as the air at the indoor side to complete the temperature adjustment. So, both can bring the new trend and reduce for indoor the filter screen 130 is still avoided following the air outlet 220 blows off the fluctuation by a wide margin of air current temperature, improves user experience to the blockking of new trend.

Specifically, the first fresh air blower 140 has an air inlet and the fresh air chamber 143, the air inlet is usually disposed at the outdoor side and is used for absorbing fresh air at the outdoor side into the fresh air chamber 143, and the fresh air in the fresh air chamber 143 is exhausted to the indoor side through the first exhaust port 141. Wherein, the fresh air cavity 143 is isolated from the heat exchange air duct 200.

Referring to fig. 2 to 4, in some embodiments, the first fresh air blower 140 includes an air guiding pipe 142, one end of the air guiding pipe 142 is communicated with the fresh air cavity 143 of the first fresh air blower 140, and the other end of the air guiding pipe 142 is provided with the first exhaust port 141.

It should be noted that, in the prior art, an opening is usually selected to be directly formed on the side wall of the heat exchange air duct 200 to connect the fresh air chamber 143. However, the temperature fluctuation of the airflow near the first fresh air fan 140 is large, which causes the temperature fluctuation of the indoor side to be large; the fresh air is not mixed with the air flow far away from the first fresh air fan 140, and the fresh air is not uniformly distributed.

By providing the induced air duct 142, it is possible to selectively introduce the fresh air to a predetermined position, for example, a region near the center of the evaporator 120. Therefore, indoor temperature fluctuation can be reduced, and the distribution uniformity of the fresh air can be improved.

Further, in other embodiments, an opening may be formed directly on a side wall of the heat exchange air duct 200 to connect the fresh air chamber 143, and the like, which is not limited herein.

In some embodiments, the induced duct 142 is L-shaped.

By providing the induced duct 142 in an L shape, the fresh air can be quickly introduced to the predetermined position; and the air channel structure in the induced draft pipe 142 is simple, so that the on-way loss of the fresh air can be reduced, and the fresh air conveying capacity of the first fresh air fan 140 is improved.

Specifically, the induced duct 142 includes a first portion and a second portion, and the first portion and the second portion are arranged in an L shape. Wherein, first portion with the second portion junction is the chamfer, can further reduce the on-the-way loss of new trend.

Preferably, the cross-sectional shape of the induced duct 142 is a waist circle.

The duct section of the induced duct 142 is in a waist-round shape, and the inner surface of the induced duct is smooth, so that the on-way loss of the fresh air can be reduced, and the fresh air conveying capacity of the first fresh air fan 140 can be improved; and the structure is simple, and the manufacturing efficiency of the induced duct 142 can be improved.

Further, in other embodiments, the cross-sectional shape of the induced duct 142 may also be rectangular, circular, triangular, or the like, which is not limited herein.

In some embodiments, the first exhaust port 141 is flared.

It should be noted that, because the induced air duct 142 is disposed in the heat exchange air duct 200, the induced air duct 142 inevitably affects the amount of air flow flowing through the heat exchange air duct 200. Therefore, the volume of the induced air duct 142 is usually selected to be reduced to increase the intake air volume of the heat exchange air duct 200, but in order to provide sufficient fresh air volume for the user, the air speed of the first exhaust port 141 is too high, which may cause airflow turbulence in the heat exchange air duct 200, and further cause large temperature fluctuation at the indoor side and uneven fresh air distribution, resulting in poor user experience.

Through inciting somebody to action first exhaust port 141 sets up to tubaeform, can reduce fast the wind speed of new trend in first exhaust port 141 department, and then guarantee the air current in heat transfer wind channel 200 is steady, improves user experience.

In some embodiments, the air outlet 220 is attached to the surface of the evaporator 120.

Through inciting somebody to action air outlet 220 laminating evaporimeter 120 surface sets up, can make the new trend is followed air outlet 220 is directional the direction of air intake 210 is blown out, avoids indoor side's air flow direction with the flow direction of new trend is crossing, has reduced the new trend with the air loss in the heat transfer wind channel 200 improves the air output of air conditioning indoor set, and then improves user experience.

In some embodiments, the induced air pipe 142 extends away from the first fresh air machine 140, and a plurality of the first exhaust ports 141 are disposed on the induced air pipe 142.

By providing a plurality of the first exhaust ports 141, for example, a plurality of the first exhaust ports 141 are arranged on the induced draft pipe 142 at intervals, the uniformity of the fresh air blowing to the evaporator 120 can be improved, and further, the indoor temperature fluctuation can be reduced.

In some embodiments, the first ventilator 140 is provided with a plurality of the induced air pipes 142, and each of the induced air pipes 142 is provided with the first exhaust port 141.

It is understood that when the first ventilator 140 is provided with a plurality of the induced draft ducts 142, a plurality of the first exhaust ports 141 are provided in the heat exchange air duct 200. The first exhaust ports 141 can simultaneously exhaust the fresh air to increase the fresh air intake of the indoor unit 100 of the air conditioner; and it is a plurality of first exhaust port 141 can set up as required arbitrary position in the heat transfer wind channel 200 can improve the distribution homogeneity of new trend reduces indoor side temperature fluctuation range, improves user experience.

Further, in other embodiments, two first exhaust ports 141, three first exhaust ports 141, etc. may be disposed on one induced air pipe 142, which is not limited herein.

In some embodiments, a dust screen (not shown) is disposed inside the induced air duct 142.

It should be noted that, the first fresh air blower 140 introduces fresh air from the outdoor side into the heat exchange air duct 200, and when the air quality from the outdoor side is poor, the human health is easily affected.

Therefore, the dust filter net is arranged in the induced draft pipe 142, so that the air quality of the fresh air can be improved, and the user experience is improved.

In some embodiments, the indoor unit 100 includes a second fresh air blower (not shown) disposed on the other side of the casing 110 opposite to the first fresh air blower 140, and the second fresh air blower has a second air outlet (not shown) disposed between the evaporator 120 and the filter screen 130.

By arranging the second fresh air fan, the fresh air quantity sucked by the indoor unit 100 of the air conditioner can be remarkably increased; the first fresh air blower 140 and the second fresh air blower, which are oppositely disposed at two sides of the casing 110, can reduce the length of the induced duct 142, thereby reducing the influence of the induced duct 142 on the air flow passing through the heat exchange air duct 200 and increasing the air volume of the indoor unit 100 of the air conditioner.

The present application also provides an air conditioner (not shown in the drawings) comprising: an outdoor unit (not shown) and the indoor unit 100 as described above, the indoor unit 100 being connected to the outdoor unit. Since this air conditioner has above-mentioned air conditioning indoor set 100, consequently has all the same beneficial effects, the utility model discloses no longer describe herein.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

The air conditioner indoor unit 100 and the air conditioner provided in the embodiment of the present application are described in detail above, and a specific example is applied in the description to explain the principle and the embodiment of the present application, and the description of the embodiment is only used to help understand the technical scheme and the core idea of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.

Claims

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

2. The indoor unit of claim 1, wherein the first fresh air blower includes an air guiding pipe, one end of the air guiding pipe is communicated with the fresh air chamber of the first fresh air blower, and the other end of the air guiding pipe is provided with the first exhaust port.

3. The indoor unit of claim 2, wherein the induced duct has an L-shape.

4. The indoor unit of claim 2, wherein the first discharge port is formed in a horn shape.

5. The indoor unit of claim 2, wherein the outlet is attached to the surface of the evaporator.

6. The indoor unit of claim 2, wherein the induced duct extends in a direction away from the first fresh air blower, and the induced duct is provided with a plurality of the first exhaust ports.

7. The indoor unit of claim 2, wherein the first fresh air blower is provided with a plurality of the induced draft ducts, and each of the induced draft ducts is provided with the first exhaust port.

8. The indoor unit of claim 2, wherein a dust filter is provided in the induced draft duct.

9. The indoor unit of claim 1, wherein the indoor unit comprises a second fresh air blower disposed at the other side of the casing with respect to the first fresh air blower, and the second fresh air blower has a second air outlet disposed between the evaporator and the filter screen.

10. An air conditioner, comprising: an outdoor unit of an air conditioner and the indoor unit of any one of claims 1 to 9, the indoor unit of an air conditioner being in communication with the outdoor unit of the air conditioner.