CN111720895A

CN111720895A - Air conditioner indoor unit and air conditioner

Info

Publication number: CN111720895A
Application number: CN202010486070.8A
Authority: CN
Inventors: 谷勇; 李腾飞; 张文武; 蔡后勇; 石丹梅; 吴淋; 孙星星
Original assignee: Midea Group Co Ltd; GD Midea Heating and Ventilating Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Heating and Ventilating Equipment Co Ltd; Guangdong Midea HVAC Equipment Co Ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-09-29

Abstract

The invention discloses an air conditioner indoor unit and an air conditioner with the same. The air-conditioning indoor unit comprises a shell, a fan assembly, an indoor heat exchanger and a humidifying unit, wherein the shell is provided with an air return inlet and an air outlet; the fan assembly is arranged in the shell, and the indoor heat exchanger is arranged in the shell and is positioned between the air outlet and the fan assembly; the humidification unit is detachably mounted on the machine shell and comprises a shell and a humidification assembly, the humidification assembly is provided with a steam inlet and a steam jet port, the humidification assembly is arranged in the shell and used for humidifying air in the shell, and the shell is provided with an air inlet communicated with the air outlet and an air outlet used for discharging humidified air. The air conditioner indoor unit is convenient for the disassembly and the assembly of the humidifying unit, when the humidifying unit is maintained or replaced, the disassembly process of the humidifying unit is simple, related parts are few, the air conditioner indoor unit is not easy to damage, and the service life is long.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to an air conditioner indoor unit and an air conditioner with the same.

Background

In the related art, an indoor unit of an air conditioner performs heat cycle exchange on air in a room to realize cooling or heating, so as to adjust the temperature in the room. However, after long-term operation, the air in the room is easily dried, and the comfort level is reduced. In order to improve the comfort of the indoor unit of the air conditioner, a humidification assembly is arranged on the indoor unit of the air conditioner so as to increase the indoor humidity, but the related art has the problem that the installation and the disassembly of the humidification assembly on the indoor unit are complicated.

Disclosure of Invention

The present application is based on the recognition and discovery by the inventors of the following facts and problems:

in the related art, the air conditioner indoor unit is provided with a humidifying assembly for spraying steam to the indoor space to increase the indoor humidity and improve the comfort. The inventor discovers through research that the humidification assembly is installed in the casing of the indoor unit of the air conditioner and comprises a plurality of parts, during installation, the plurality of parts are required to be connected with the casing one by one, the process is complex, during maintenance of the humidification assembly, at least part of the casing needs to be removed firstly to expose the humidification assembly, then the plurality of parts connected with the casing are removed respectively, the operation is complex, the maintenance time is long, and other parts such as a fan and a heat exchanger in the casing are easily damaged when the casing or the parts are removed, and the service life of the indoor unit of the air conditioner is influenced.

The present application is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, the embodiment of one aspect of the application provides an air conditioner indoor unit, the installation and the maintenance of the humidifying unit of the air conditioner indoor unit are convenient, the time is saved, and the service life of the air conditioner indoor unit is prolonged.

The application also provides an air conditioner, the air conditioner has foretell air conditioning indoor set.

The air conditioner indoor unit comprises a shell, a fan assembly, an indoor heat exchanger and a humidifying unit, wherein the shell is provided with an air return opening and an air outlet; the fan subassembly is established in the casing, indoor heat exchanger establishes in the casing and be located the air outlet with between the fan subassembly, humidification unit detachably installs on the casing, humidification unit includes casing and humidification subassembly, the humidification subassembly has steam inlet and steam jet outlet, the humidification subassembly is established be used for the humidification in the casing air in the casing, the casing have with the air inlet opening of air outlet intercommunication and the air-out opening that is used for discharging the air that is humidified.

According to the air-conditioning indoor unit provided by the embodiment of the invention, the humidification unit is arranged to be an independent integral piece and detachably connected with the shell, and no extra connecting piece is required to be arranged between other parts (such as a humidification assembly) in the humidification unit and the shell, so that the number of the parts of the air-conditioning indoor unit can be reduced, the humidification unit is convenient to disassemble and assemble, when the humidification unit is maintained or replaced, the disassembly process of the humidification unit is simple, related parts are few, the installation and maintenance are convenient, the time is saved, the probability of damage of the parts (such as the shell, a fan assembly, an indoor heat exchanger and the like) of the air-conditioning indoor unit can be reduced, and the service life of the air-conditioning indoor unit can be prolonged.

In some embodiments, the casing has an air outlet surface, the air outlet is formed on the air outlet surface, and the humidifying unit is mounted on the air outlet surface.

In some embodiments, the indoor unit of the air conditioner further includes an air outlet panel, an air outlet flange is disposed at the air outlet opening, and the air outlet panel is mounted on the air outlet flange.

In some embodiments, the housing is connected to the enclosure by bolts or screws.

In some embodiments, a seal is provided between the housing and the enclosure to prevent air leakage.

In some embodiments, a projection of the humidification assembly is located within a projection of the indoor heat exchanger within a projection plane orthogonal to a width direction of the cabinet.

In some embodiments, an angle between an opening direction of the steam ejection port and the horizontal direction is greater than 90 degrees.

In some embodiments, the humidifying assembly includes a nozzle, a muffler connected to the nozzle, and a steam inlet pipe connected to the muffler, the steam inlet being provided on the steam inlet pipe, and the steam outlet being provided on a peripheral wall of the nozzle.

In some embodiments, the nozzle is inclined downward or extends in a horizontal direction in a direction away from the muffler.

In some embodiments, the air outlet side of the indoor heat exchanger is provided with a wind shielding structure, and the wind shielding structure and the spray pipe are arranged oppositely in the width direction of the machine shell.

The air conditioner provided by the embodiment of the invention comprises the air conditioner indoor unit.

Drawings

Fig. 1 shows an exploded view of an air conditioning indoor unit according to an embodiment of the present invention.

Fig. 2 is a partial structural view of an air conditioning indoor unit according to an embodiment of the present invention.

Fig. 3 illustrates a partial structural sectional view of an air conditioning indoor unit according to an embodiment of the present invention.

Fig. 4 is a sectional view taken along a-a in fig. 3.

Fig. 5 is a schematic structural view illustrating a humidifying assembly of an air conditioning indoor unit according to an embodiment of the present invention.

Reference numerals:

an air-conditioning indoor unit 1;

a housing 10; an air return opening 101; an air outlet 102; an air outlet surface 103; a rear panel 105;

a fan assembly 20;

an indoor heat exchanger 30; a wind shielding structure 301;

a humidifying unit 40; a housing 401; an inlet air opening 4011; an air outlet opening 4012; an air outlet flange 4013; a vent chamber 4014;

a humidifying assembly 402; a steam inlet 4021; a steam blowout port 4022; a spray tube 4023; a muffler 4024; a steam inlet 4025;

a seal 403;

an air outlet panel 50; an air guide grid 501.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "front", "back", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

An air conditioning indoor unit 1 according to an embodiment of the present invention is described below with reference to fig. 1 to 5.

As shown in fig. 1 to 5, an air conditioning indoor unit 1 according to an embodiment of the present invention includes a casing 10, a fan assembly 20, an indoor heat exchanger 30, and a humidifying unit 40.

As shown in fig. 1, 3 and 4, the casing 10 has a return air opening 101 and an air outlet opening 102, and specifically, the casing 10 includes a front panel provided with the air outlet opening 102 for blowing out an air flow and a rear panel 105 provided with the return air opening 101 for sucking in the air flow. The wind enters the casing 10 from the air return opening 101 on the rear panel 105, flows in the air duct in the casing 10, and flows out from the air outlet 102 on the front panel, i.e. the wind direction is from the rear to the front.

As shown in fig. 1, 3 and 4, the fan assembly 20 is disposed in the casing 10, and the indoor heat exchanger 30 is disposed in the casing 10 and between the air outlet 102 and the fan assembly 20. In other words, the indoor heat exchanger 30 is located downstream of the fan assembly 20 along the wind direction, the air outlet 102 is located downstream of the indoor heat exchanger 30 along the wind direction, the fan assembly 20 is adapted to drive the external air flow to flow into the casing 10 through the air return opening 101, and the air flow flows through the fan assembly 20, the indoor heat exchanger 30, and the air outlet 102 in the casing 10 along the air path thereof in sequence.

As shown in fig. 1, 3 and 5, the humidifying unit 40 is detachably mounted on the cabinet 10, the humidifying unit 40 includes a housing 401 and a humidifying assembly 402, the humidifying assembly 402 has a steam inlet 4021 and a steam outlet 4022, the humidifying assembly 402 is provided in the housing 401 for humidifying air in the housing 401, and the housing 401 has an air inlet opening 4011 communicating with the air outlet 102 and an air outlet opening 4012 for discharging humidified air. It will be appreciated that the humidifying unit 40 may be detachably connected to the cabinet 10 as a separate integral piece, for example, as shown in fig. 1, the assembly of the humidifying unit 40 may be achieved by detachably connecting the housing 401 to the cabinet 10.

As shown in fig. 3 and 4, the humidifying unit 40 is located downstream of the indoor heat exchanger 30 in the wind direction, so that the air flow humidified by the humidifying unit can be prevented from corroding the indoor heat exchanger.

In the embodiment shown in fig. 1 and 2, a ventilation chamber 4014 is provided in the housing 401, an air outlet opening 4012 is provided at the front end of the ventilation chamber 4014, the air outlet panel 50 is connected to the air outlet opening 4012, an air inlet opening 4011 communicated with the air outlet 102 is provided at the rear end of the ventilation chamber 4014, and the steam jet outlet 4022 is located in the ventilation chamber 4014, it can be understood that the air flow after heat exchange flows into the ventilation chamber 4014 through the communication between the air outlet 102 and the air inlet opening 4011, the steam jetted by the steam jet outlet 4022 is used for humidifying the air flow in the ventilation chamber 4014, and the humidified air flow is blown out through the air outlet opening 4012.

In some embodiments, as shown in fig. 1, the casing 10 has an air outlet surface 103, the air outlet 102 is formed on the air outlet surface 103, and the humidifying unit 40 is installed on the air outlet surface 103. Specifically, as shown in fig. 1, the front end of the casing 10 has an air outlet surface 103 (the front side surface of the front panel), an air outlet 102 opposite to and communicated with the air inlet 4011 is formed in the air outlet surface 103, the air outlet surface 103 located at the edge of the air outlet 102 is flat, and the humidifying unit is suitable for being stably assembled with the air outlet surface and is tightly attached to the air outlet surface.

In some embodiments, as shown in fig. 1, the indoor unit 1 of the air conditioner further includes an air outlet panel 50, an air outlet flange 4013 is disposed at the air outlet opening 4012, and the air outlet panel 50 is mounted on the air outlet flange 4013. Specifically, as shown in fig. 1, the outlet opening 4012 defined by the casing 401 is a rectangular open opening, a long side of the rectangular open opening extends in the left-right direction, the outlet flanges 4013 are plural, and the plurality of outlet flanges 4013 are spaced apart from each other in the left-right direction. It can be understood that a plurality of air-out flanges can be connected the air-out panel with the casing and fasten, and the air-out flange easy dismouting. In addition, the shape of the outlet opening 4012 of the present application is not limited to that shown in fig. 1.

In some embodiments, as shown in fig. 1, the wind panel 50 is provided with a wind guiding grille 501, and the wind guiding grille 501 can guide the humidified airflow to blow into the room.

In some embodiments, the housing 401 is connected to the casing 10 by bolts or screws. It should be noted that the bolt or screw connection has the characteristics of high connection strength and easy disassembly and assembly, so that the convenience of disassembly and assembly of the humidifying unit and the connection fastening performance can be improved.

In some embodiments, as shown in fig. 1, a sealing member 403 for preventing air leakage is disposed between the casing 401 and the casing 10, so as to improve the sealing performance of the connection between the casing and the casing, avoid air flow loss, ensure that the air flow fully flows through the humidification unit, and improve the humidification efficiency of the indoor unit of the air conditioner. Specifically, as shown in fig. 1, the edge of the casing 401 is connected to the casing 10 by a screw, the sealing member is, for example, a sponge, and the sponge may be clamped at the connection position of the casing 401 and the casing 10.

In some embodiments, as shown in fig. 3, in a projection plane orthogonal to the width direction of the casing (a projection plane perpendicular to the direction "a-b" in fig. 3), the projection of the humidifying assembly 402 is located in the projection of the indoor heat exchanger 30, so that the air flow after heat exchange can sufficiently flow through the humidifying space formed by the humidifying assembly, so as to improve the heat and moisture exchange efficiency of the air flow.

In some embodiments, as shown in fig. 4, the angle between the opening direction of the steam vents 4022 and the horizontal direction (angle θ in fig. 4) is greater than 90 degrees. Therefore, the steam sprayed from the steam spraying port can be fully blended with the air flow after heat exchange, and the uniformity and the humidifying efficiency of air flow humidification are improved.

In some embodiments, as shown in fig. 5, the humidifying assembly 402 includes a spray pipe 4023, a muffler 4024 and a steam inlet pipe 4025, the steam inlet 4021 is provided on the steam inlet pipe 4025, the steam inlet pipe 4025 is connected to the muffler 4024, the muffler 4024 is connected to the spray pipe 4023, that is, the steam inlet pipe 4025 is connected to the spray pipe 4023 through the muffler 4024, and a steam outlet 4022 is provided on a peripheral wall of the spray pipe 4023. Specifically, as shown in fig. 5, a plurality of steam outlets 4022 are provided, and the plurality of steam outlets 4022 are spaced apart from each other along the extending direction of the nozzle 4023 and are distributed on the circumferential wall of the nozzle 4023. It will be appreciated that the muffler 4024 reduces operational noise of the humidification module 402 by allowing steam to flow from the steam inlet 4025 into the humidification module 402 and to exit through the plurality of steam vents 4022.

In some embodiments, the nozzles 4023 are inclined downward or extend in a horizontal direction in a direction away from the silencer 4024. Therefore, the condensed water in the spray pipe can smoothly flow into the water receiving tray and cannot flow back to the silencer, and the probability of damage of the silencer is reduced.

In some embodiments, as shown in fig. 4, the air outlet side of the indoor heat exchanger 30 is provided with a wind shielding structure 301, and the wind shielding structure 301 and the spray pipe 4023 are arranged opposite to each other in the width direction of the cabinet (the front-rear direction in fig. 4). Therefore, the air flow after heat exchange can be prevented from being blown out by aiming at the spray pipe by utilizing the wind shielding structure, so that steam is prevented from being directly blown to the indoor along with the air flow, the steam sprayed out of the spray pipe can be better diffused in a humidifying space, and the uniformity and the reliability of air flow humidification are improved. Preferably, the wind shielding structure 301 may be a reverse C wind shielding mechanism, and it is understood that the reverse C wind shielding mechanism has an arc-shaped surface, which can reduce the impact noise of the airflow and guide the airflow to flow.

An air conditioning indoor unit 1 according to one specific example of the present invention is described below with reference to fig. 1 to 5.

As shown in fig. 1, the indoor unit 1 of the air conditioner includes a casing 10, a fan assembly 20, an indoor heat exchanger 30, a humidifying unit 40, and an air outlet panel 50, a rear panel 105 of the casing 10 is provided with an air return opening 101, a front panel (an air outlet surface 103) of the casing 10 is provided with an air outlet 102, a housing 401 of the humidifying unit 40 has a ventilation chamber 4014 therein, a rear end of the ventilation chamber 4014 has an air inlet opening 4011 opened toward the air outlet 102, the housing 401 is detachably connected to the front panel of the casing 10, a sealing member 403 is provided between the housing 401 and the casing 10, the air inlet opening 4011 is opposite to and communicated with the air outlet 102 in the front-rear direction, a front end of the ventilation chamber 4014 has an air outlet opening 4012, and the air outlet panel 50 is assembled at the air outlet opening 4012 at the front end of the housing 401 through a plurality of air outlet flanges 401. Particularly, the air outlet panel is provided with a grid which can facilitate air volume adjustment.

As shown in fig. 1, 3 and 4, the fan assembly 20 and the indoor heat exchanger 30 are disposed in the casing 10, and the indoor heat exchanger 30 is located between the air outlet 102 and the heat exchanger assembly.

As shown in fig. 2, 3 and 4, the humidifying assembly 402 is disposed in the housing 401, in a projection plane orthogonal to the width direction of the cabinet 10, the projection of the humidifying assembly 402 is located in the projection of the indoor heat exchanger 30, the humidifying assembly 402 includes a spray pipe 4023, a muffler 4024 and a steam inlet pipe 4025, the spray pipe 4023 and the muffler 4024 are located in the ventilation chamber 4014, the spray pipe 4023 extends in the left-right direction, the right end of the spray pipe 4024 is connected to the left end of the muffler 2024, the right end of the muffler 2024 is connected to the left end of the steam inlet pipe 4025, the right end of the steam inlet pipe 4025 extends out of the housing 401, and the steam inlet 4021 is disposed at the end of the right end of the steam inlet pipe 4025, that is, the steam inlet 4021 is located outside the housing 401. A plurality of steam vents 4022 are distributed on the spray pipe 4023 at intervals, and an included angle θ between the opening direction of the steam vents 4022 and the horizontal direction is greater than 90 degrees.

As shown in fig. 4, the indoor heat exchanger 30 includes an upper heat exchanger and a lower heat exchanger, both the upper heat exchanger and the lower heat exchanger are disposed in an inclined manner, the upper heat exchanger and the lower heat exchanger are connected to form a V-shaped indoor heat exchanger 30, a reverse C wind shielding structure 301 is disposed at a connection position of the upper heat exchanger and the lower heat exchanger, on a side facing the air outlet 102, and the reverse C wind shielding structure 301 and the spray pipe 4023 are arranged in a width direction of the housing 10 in a relative manner.

According to the embodiment of the invention, the air conditioner comprises the air conditioner indoor unit 1, so that the humidifying unit is convenient to disassemble and assemble, related parts are few in the disassembling and assembling process, and the air conditioner indoor unit is not easy to damage.

In this application, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

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, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; may be mechanically coupled, may be electrically coupled or may be in communication with each other; 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 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 be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. 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.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims

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

a housing having an air return opening and an air outlet opening;

the fan assembly is arranged in the shell;

the indoor heat exchanger is arranged in the shell and is positioned between the air outlet and the fan assembly;

the humidifying unit is detachably mounted on the machine shell and comprises a shell and a humidifying assembly, the humidifying assembly is provided with a steam inlet and a steam jet port, the humidifying assembly is arranged in the shell and used for humidifying air in the shell, and the shell is provided with an air inlet opening communicated with the air outlet and an air outlet opening used for discharging humidified air.

2. An indoor unit of an air conditioner according to claim 1, wherein the casing has an air outlet surface on which the outlet is formed, and the humidifying unit is installed on the air outlet surface.

3. The indoor unit of claim 2, further comprising an outlet panel, wherein an outlet flange is disposed at the outlet opening, and the outlet panel is mounted on the outlet flange.

4. An indoor unit of an air conditioner according to claim 1, wherein the casing is connected to the casing by bolts or screws.

5. An indoor unit of an air conditioner according to claim 1, wherein a sealing member for preventing air leakage is provided between the casing and the casing.

6. An indoor unit of an air conditioner according to claim 1, wherein a projection of the humidification module is located within a projection of the indoor heat exchanger in a projection plane orthogonal to a width direction of the cabinet.

7. An indoor unit of an air conditioner according to claim 1, wherein an angle between an opening direction of the steam ejection port and the horizontal direction is larger than 90 degrees.

8. An indoor unit of an air conditioner according to any one of claims 1 to 7, wherein the humidifying assembly includes a nozzle pipe, a muffler connected to the nozzle pipe, and a steam inlet pipe connected to the muffler, the steam inlet being provided on the steam inlet pipe, and the steam ejection port being provided on a peripheral wall of the nozzle pipe.

9. An indoor unit of an air conditioner according to claim 8, wherein the nozzle pipe is inclined downward or extends in a horizontal direction in a direction away from the muffler.

10. An indoor unit of an air conditioner according to claim 8, wherein a wind shielding structure is provided on a wind outlet side of the indoor heat exchanger, and the wind shielding structure and the nozzle pipe are arranged opposite to each other in a width direction of the casing.

11. An air conditioner, comprising: the indoor unit of an air conditioner according to any one of claims 1 to 10.