CN219913235U

CN219913235U - Air conditioner

Info

Publication number: CN219913235U
Application number: CN202321663159.2U
Authority: CN
Inventors: 胡海涛
Original assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan Refrigeration Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan Refrigeration Equipment Co Ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-10-27
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses an air conditioner, comprising: the shell is provided with an air inlet, a first air outlet and a second air outlet, the second air outlet is positioned below the first air outlet, and the first air outlet comprises a first sub air outlet and a second sub air outlet; the air duct component is provided with a through air outlet channel and a first centrifugal air outlet channel which are separated from each other; the through-flow air outlet channel is communicated with the through-flow air channel and the first sub-air outlet, the air flow inlet is communicated with the centrifugal air channel and the air inlet, the first air flow outlet is communicated with the centrifugal air channel and the first centrifugal air outlet channel, the first centrifugal air outlet channel is communicated with the second sub-air outlet, and the second air flow outlet is communicated with the second air outlet. According to the air conditioner provided by the embodiment of the utility model, the air output can be increased, the indoor temperature regulation speed is improved, the diffusion distance of air flow is increased, the uniformity of the temperatures of different indoor areas is improved, the overall comfort of the indoor space is improved, and the noise can be reduced.

Description

Air conditioner

Technical Field

The utility model relates to the technical field of air conditioning equipment, in particular to an air conditioner.

Background

In the related art, the air supply distance of the air conditioner is relatively short, and the coverage area of the air flow blown into the room from the air outlet is relatively small, so that the indoor temperature is relatively slow to adjust, the indoor temperature is easily uneven, and the overall indoor comfort is relatively poor.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide an air conditioner, wherein a second air outlet is located below a first air outlet, the first air outlet includes a first sub air outlet and a second sub air outlet which are separated from each other along a left-right direction, air flow in a through-flow air duct is discharged from the first sub air outlet through a through-flow air channel, air flow in a centrifugal air duct is discharged from the second sub air outlet through a first centrifugal air outlet channel, air flow in the centrifugal air duct can also be discharged through the second air outlet, thereby being beneficial to increasing air quantity, air pressure in the centrifugal air duct is larger, being beneficial to increasing indoor temperature regulation speed, increasing air diffusion distance, increasing air flow coverage area, thus being capable of regulating indoor temperature in a region far away from a casing, regulating temperature in a region with different degrees, improving uniformity of indoor temperature in different regions, and improving overall comfort of indoor space; moreover, the through air outlet channel and the first centrifugal air outlet channel are mutually separated, the first sub air outlet and the second sub air outlet are mutually separated, the mutual interference of air flows blown out by the first sub air outlet and the second sub air outlet can be avoided, the noise is reduced, the temperature of different indoor areas can be quickly regulated, and the uniformity of the temperature of different indoor areas is further improved.

According to an embodiment of the utility model, an air conditioner includes: the shell is provided with an air inlet, a first air outlet and a second air outlet, wherein the second air outlet is positioned below the first air outlet, and the first air outlet comprises a first sub air outlet and a second sub air outlet which are mutually separated along the left-right direction; a heat exchanger component disposed within the housing; the air duct component is arranged in the shell and comprises a centrifugal air duct component and a cross flow air duct component, the centrifugal air duct component is positioned below the cross flow air duct component, the cross flow air duct component comprises a cross flow volute and a cross flow wind wheel, the cross flow volute is provided with a cross flow air duct communicated with the air inlet, the cross flow wind wheel is arranged in the cross flow air duct, the centrifugal air duct component comprises a centrifugal volute and a centrifugal wind wheel, the centrifugal volute is provided with a centrifugal air duct communicated with the air inlet, the centrifugal wind wheel is arranged in the centrifugal air duct, and the air duct component is also provided with a cross flow air outlet channel and a centrifugal air outlet channel which are mutually separated and distributed along the left-right direction; the centrifugal volute is provided with an airflow inlet, a first airflow outlet and a second airflow outlet, the airflow inlet is communicated with the centrifugal air duct and the air inlet, the first airflow outlet is communicated with the centrifugal air duct and the first centrifugal air outlet, the first centrifugal air outlet is communicated with the second sub-air outlet, and the second airflow outlet is communicated with the second air outlet.

According to the air conditioner provided by the embodiment of the utility model, the second air outlet is positioned below the first air outlet, the first air outlet comprises the first sub air outlet and the second sub air outlet which are mutually separated along the left-right direction, the air flow in the through-flow air duct is discharged from the first sub air outlet through the through-flow air outlet channel, the air flow in the centrifugal air duct is discharged from the second sub air outlet through the first centrifugal air outlet channel, the air flow in the centrifugal air duct can also be discharged through the second air outlet, the air outlet is increased, the air pressure in the centrifugal air duct is larger, the speed of indoor temperature regulation is improved, the diffusion distance of the air flow is increased, the coverage area of the air flow is increased, the temperature of an area far away from the shell in the indoor space can be regulated, the temperature of areas with different heights can be regulated, the uniformity of the temperature of the areas in the indoor space is improved, and the overall comfort of the indoor space is improved; moreover, the through air outlet channel and the first centrifugal air outlet channel are mutually separated, the first sub air outlet and the second sub air outlet are mutually separated, the mutual interference of air flows blown out by the first sub air outlet and the second sub air outlet can be avoided, the noise is reduced, the temperature of different indoor areas can be quickly regulated, and the uniformity of the temperature of different indoor areas is further improved.

According to some embodiments of the utility model, the number of the second sub-air outlets is two, and the second sub-air outlets are located at the left side and the right side of the first sub-air outlets, the number of the first centrifugal air outlet channels is two, and the two first centrifugal air outlet channels are located at the left side and the right side of the through air outlet channel, and correspond to the two second sub-air outlets respectively.

According to some optional embodiments of the utility model, two barrier strips are arranged in the first air outlet at intervals along the left-right direction to divide the first air outlet into a first sub air outlet and two second sub air outlets

In some optional embodiments of the present utility model, the air inlet is formed at a rear portion of the casing and extends in an up-down direction, an air inlet cavity communicating with the air inlet is defined between the casing and the air duct assembly, the heat exchanger component is located in the air inlet cavity, the air flow inlet and the through-flow air duct are both communicated with the air inlet cavity, a rotation axis of the centrifugal wind wheel extends in a front-back direction, and the first air outlet and the second air outlet are both formed at a front side wall of the casing.

In some optional embodiments of the present utility model, the air duct assembly includes an air outlet frame component, the air outlet frame component is located above the centrifugal air duct component and located at a front side of the through-flow air duct component, the first air flow outlet is oriented upward, a bottom of the air outlet frame component and a bottom of the through-flow volute jointly cover the first air flow outlet, and a communication port for communicating the first air flow outlet and a first centrifugal air outlet channel is jointly defined by the bottom of the air outlet frame component and the bottom of the through-flow volute; wherein, the air outlet frame component and the through-flow air duct component jointly define the through-flow air outlet channel and the first centrifugal air outlet channel, or the air outlet frame component, the through-flow air duct component and the heat exchanger component jointly define the through-flow air outlet channel and the first centrifugal air outlet channel.

In some optional embodiments of the present utility model, the second sub-air outlets are two and located at left and right sides of the first sub-air outlets, the first centrifugal air outlet channels are two and located at left and right sides of the through air outlet channel, the two centrifugal air outlet channels respectively correspond to the two first sub-air outlets, and the two first centrifugal air outlet channels are respectively a first air outlet channel and a second air outlet channel; the air outlet frame component comprises a frame body and two air duct baffles, the bottom of the frame body and the bottom of the through-flow volute are jointly covered by the first air outflow opening, the bottom of the frame body and the bottom of the through-flow volute are jointly limited to form two communication openings which are arranged at intervals along the left-right direction, the two air duct baffles are arranged in the frame body and are arranged at intervals along the left-right direction, so that channels in the frame body are divided into a first channel, a second channel and a third channel which are sequentially arranged along the left-right direction, wherein the through-flow air outlet channel comprises the second channel, the two air duct baffles are connected with the air outlet end of the through-flow volute, the first air outlet channel comprises the first channel, and the second air outlet channel comprises the third channel.

In some optional embodiments of the present utility model, a first reinforcing rod is disposed in the first channel, and left and right ends of the first reinforcing rod are respectively connected with left and right side walls of the first channel; a second reinforcing rod is arranged in the second channel, and the left end and the right end of the second reinforcing rod are respectively connected with the left side wall and the right side wall of the second channel; and a third reinforcing rod is arranged in the third channel, and the left end and the right end of the third reinforcing rod are respectively connected with the left side wall and the right side wall of the third channel.

In some optional embodiments of the present utility model, the through-flow volute includes a through-flow volute body, a first baffle and a second baffle, the through-flow air duct is formed on the through-flow volute body, and the first baffle and the second baffle are respectively connected to the left side and the right side of the through-flow volute body; the first baffle is located between the first air outlet channel and the air inlet cavity to separate the first air outlet channel from the air inlet cavity, the second baffle is located at the rear end of the second air outlet channel to seal the rear end of the second air outlet channel, and the second baffle is connected with the frame body.

In some alternative embodiments of the utility model, the heat exchanger component comprises a heat exchanger and a heat exchanger bracket provided on the heat exchanger, and the first baffle and the frame are connected with the heat exchanger bracket.

In some optional embodiments of the present utility model, the heat exchanger support includes a first support portion and a second support portion, where an angle is formed between the first support portion and the second support portion and defines a portion of the first air outlet channel, the first support portion is connected to the first baffle, and the second support portion is connected to the frame.

According to some embodiments of the utility model, a fourth reinforcing rod is arranged in the through-flow air duct, the left and right ends of the fourth reinforcing rod are respectively connected with the left and right side walls of the through-flow air duct, and the fourth reinforcing rod is positioned on the downstream side of the through-flow wind wheel.

According to some embodiments of the utility model, a fifth reinforcing rod is arranged in the second sub-air outlet, and the left and right ends of the fifth reinforcing rod are respectively connected with the left and right side walls of the second sub-air outlet.

According to some embodiments of the utility model, the heat exchanger component comprises a heat exchanger and electric auxiliary heat, the through-flow volute comprises a volute bottom plate positioned at the bottom of the through-flow volute, an avoidance gap is formed on one side of the volute bottom plate, which is adjacent to the heat exchanger component, and the avoidance gap is used for avoiding the electric auxiliary heat.

According to some embodiments of the utility model, the air duct assembly includes an air outlet defining a second centrifugal air outlet passage therein, the second centrifugal air outlet passage being adapted to communicate the second airflow outlet with the second air outlet, the air outlet having an inlet end connected to the centrifugal volute and opposite the second airflow outlet and an outlet end opposite the second air outlet.

According to some optional embodiments of the utility model, the centrifugal air duct is selectively communicated or blocked from the first centrifugal air outlet channel; and/or, the centrifugal air duct is selectively communicated or separated from the second centrifugal air outlet channel.

According to some alternative embodiments of the utility model, the centrifugal air duct component further comprises an air duct switching door movably provided to the centrifugal volute for opening or closing the first air flow outlet and the second air flow outlet.

In some alternative embodiments of the utility model, the air duct switching door is rotatably coupled to the centrifugal volute.

In some alternative embodiments of the utility model, the duct switch door has a first position and a second position; in the first position, the air duct switching door closes the first air flow outlet and opens the second air flow outlet; in the second position, the duct switching door closes the second airflow outlet and opens the first airflow outlet.

In some alternative embodiments of the utility model, the air duct switch door has a third position between the first position and the third position, in which the air duct switch door opens the second airflow outlet and opens the first airflow outlet.

According to some alternative embodiments of the utility model, the second air flow outlets are formed in the front side wall of the casing, and the second centrifugal air outlet channels extend obliquely downwards in the direction from rear to front.

According to some embodiments of the utility model, the air conditioner has a cooling mode and a heating mode; in the refrigeration mode, the centrifugal air duct is communicated with the first centrifugal air outlet channel and is separated from the second centrifugal air outlet channel; in the heating mode, the centrifugal air duct is separated from the first centrifugal air outlet channel and is communicated with the second centrifugal air outlet channel.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic view of an air conditioner indoor unit according to some embodiments of the present utility model;

fig. 2 is an exploded view of the air conditioner indoor unit of fig. 1;

FIG. 3 is a schematic view of the front panel of FIG. 2;

fig. 4 is a schematic view of a portion of the structure of the air conditioner indoor unit of fig. 1, showing the structure of the inside of the casing;

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

FIG. 6 is an enlarged view at M in FIG. 5;

FIG. 7 is a schematic illustration of the mating of the air duct assembly of FIG. 2 with a heat exchanger component;

FIG. 8 is an exploded view of the air duct assembly and heat exchanger components of FIG. 7;

FIG. 9 is a schematic view of the heat exchanger component of FIG. 8;

FIG. 10 is a cross-sectional view of the air duct assembly and heat exchanger component of FIG. 7 with the air duct switch door in a second position;

FIG. 11 is a cross-sectional view taken along line B-B of FIG. 10;

FIG. 12 is a cross-sectional view of the air duct assembly and heat exchanger component of FIG. 7 with the air duct switch door in a first position;

FIG. 13 is a cross-sectional view taken along line C-C of FIG. 12;

FIG. 14 is a schematic view of the centrifugal air duct assembly of FIG. 8;

FIG. 15 is a schematic view of the air outlet member of FIG. 8;

FIG. 16 is a schematic view of the air outlet member of FIG. 15 at another angle;

FIG. 17 is a cross-sectional view taken along line D-D of FIG. 16;

FIG. 18 is a schematic view of the flow-through air duct member of FIG. 8;

FIG. 19 is a cross-sectional view taken along line E-E of FIG. 18;

FIG. 20 is a schematic view of the air frame assembly of FIG. 8;

fig. 21 is a cross-sectional view taken along line F-F in fig. 20.

Reference numerals:

100. an air conditioner indoor unit;

10. a housing; 11. a rear back plate; 110. an air inlet; 111. an air inlet grille; 12. a front panel; 120. a barrier strip; 121. a first air outlet; 122. a first sub-air outlet; 123. a second sub-air outlet; 124. a second air outlet; 125. a fifth reinforcing rod; 13. an air inlet cavity; 14. a top cover; 15. a base;

20. a heat exchanger component; 21. a heat exchanger; 22. a heat exchanger support; 23. a first bracket portion; 231. a first bracket wall surface; 232. a first connection portion; 233. a second positioning hole; 234. a fourth mounting hole; 24. a second bracket portion; 241. a second bracket wall surface; 242. a third connecting portion; 243. a third positioning column; 244. a fifth mounting hole; 25. electric auxiliary heating;

30. an air duct assembly;

4. a centrifugal air duct component; 41. centrifugal air duct; 411. a wind wheel cavity; 412. centrifuging the air outlet cavity; 42. centrifugal volute; 421. a wire through hole; 422. a limit protrusion; 423. a butt joint surface; 43. centrifugal wind wheel; 44. a first centrifugal air outlet channel; 441. the first air outlet channel; 442. the second air outlet channel; 45. an air flow inlet; 46. a first air flow outlet; 47. a second airflow outlet; 4a, a first motor;

5. A through-flow air duct member; 50. a through-flow air duct; 51. through the air outlet channel; 52. a through-flow volute; 520. an air outlet end; 53. a through-flow volute body; 54. a first baffle; 541. a second connecting portion; 542. a second positioning column; 543. a third mounting hole; 55. a second baffle; 551. a fourth connecting portion; 552. connecting the wall surfaces; 553. a first positioning column; 554. a first mounting hole; 56. a fourth reinforcing bar; 57. a volute floor; 571. avoiding the notch; 572. a second cover plate; 58. a second sub-communication port; 59. a cross flow wind wheel; 5a, a second motor;

6. an air outlet frame member; 60. a frame; 61. a first burring part; 611. a third positioning hole; 612. a sixth mounting hole; 62. a second burring part; 621. a first positioning hole; 622. a second mounting hole; 63. a first channel; 64. a second channel; 65. a third channel; 66. an air duct partition; 661. a first reinforcing rod; 662. a second reinforcing rod; 663. a third reinforcing rod; 67. a communication port; 68. a first sub-communication port; 69. a first cover plate;

7. an air outlet piece; 70. a second centrifugal air outlet channel; 71. an inlet end; 711. sealing and flanging; 72. an outlet end; 73. an air duct switching door; 74. and a damper motor.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

An air conditioner according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1 to 3, an air conditioner according to an embodiment of the present utility model includes: the casing 10, the heat exchanger part 20 and the duct assembly 30, the casing 10 has an air inlet 110, a first air outlet 121 and a second air outlet 124, the second air outlet 124 is located below the first air outlet 121, the first air outlet 121 includes a first sub-air outlet 122 and a second sub-air outlet 123, and the first sub-air outlet 122 and the second sub-air outlet 123 are spaced apart from each other in a left-right direction. The air inlet 110 may be communicated with the room, and the first air outlet 121 and the second air outlet 124 may also be communicated with the room, so as to facilitate air circulation. The heat exchanger part 20 is arranged in the casing 10, and air flow can enter the casing 10 from the air inlet 110 and exchange heat with the heat exchanger part 20 in the casing 10, and the air flow after heat exchange can be blown into a room through the first air outlet 121 and the second air outlet 124 so as to realize the purpose of adjusting the indoor temperature.

The casing 10 is provided with three air outlets, namely, a second air outlet 124, a first sub air outlet 122 and a second sub air outlet 123, and the first sub air outlet 122 and the second sub air outlet 123 are mutually separated along the left-right direction, thereby being beneficial to increasing the air output and the coverage area of air flow and improving the overall comfort of the indoor space.

Referring to fig. 2-5, an air duct assembly 30 is provided in the cabinet 10, the air duct assembly 30 including a centrifugal air duct member 4 and a through-flow air duct member 5, the centrifugal air duct member 4 being located below the through-flow air duct member 5; the through-flow air duct component 5 includes a through-flow scroll 52 and a through-flow wind wheel 59, the through-flow scroll 52 having a through-flow air duct 50, the through-flow air duct 50 being in communication with the air inlet 110, the through-flow wind wheel 59 being provided in the through-flow air duct 50. The centrifugal air duct component 4 includes a centrifugal volute 42 and a centrifugal wind wheel 43, the centrifugal volute 42 has a centrifugal air duct 41, the centrifugal air duct 41 communicates with the air intake 110, and the centrifugal wind wheel 43 is provided in the centrifugal air duct 41.

Referring to fig. 5, the air duct assembly 30 further has a through air outlet passage 51 and a first centrifugal air outlet passage 44, the through air outlet passage 51 and the first centrifugal air outlet passage 44 are isolated from each other, and the through air outlet passage 51 and the first centrifugal air outlet passage 44 are arranged in a left-right direction, so that the overall structure is compact. The through-flow air channel 51 is adapted to communicate the through-flow air channel 50 with the first sub-air outlet 122, and air flow entering the housing 10 from the air inlet 110 can enter the through-flow air channel 50, and air flow in the through-flow air channel 50 can blow to the first sub-air outlet 122 through the through-flow air channel 51 and blow out of the housing 10, so that air flow circulation is smooth.

Referring to fig. 10-13, the centrifugal volute 42 has an air inlet 45, a first air outlet 46, and a second air outlet 47, the air inlet 45 communicates with the centrifugal air duct 41 and the air inlet 110, the first air outlet 46 is adapted to communicate with the centrifugal air duct 41 and the first centrifugal air outlet channel 44, the first centrifugal air outlet channel 44 communicates with the second sub-air outlet 123, and the second air outlet 47 is adapted to communicate with the second air outlet 124 to facilitate air flow. The air flow entering the casing 10 from the air inlet 110 can enter the centrifugal air duct 41 through the air flow inlet 45, and the air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air flow outlet 46, pass through the second sub air outlet 123 and blow out of the casing 10; the air flow in the centrifugal air duct 41 can also be blown out of the casing 10 through the second air flow outlet 47 and the second air outlet 124.

For example, referring to fig. 10 and 12, the centrifugal wind tunnel 41 includes a wind wheel cavity 411 and a centrifugal wind outlet cavity 412, the air flow inlet 45 is formed at a rear side wall of the wind wheel cavity 411, the centrifugal wind wheel 43 is located in the wind wheel cavity 411, the centrifugal wind outlet cavity 412 is located above the wind wheel cavity 411, the first air flow outlet 46 is formed at a top wall of the centrifugal wind outlet cavity 412, and the second air flow outlet 47 is formed at a front side wall of the centrifugal wind outlet cavity 412.

By blocking the through-air outlet passage 51 and the first centrifugal air outlet passage 44 from each other, the air flows blown out from the first sub-air outlet 122 and the second sub-air outlet 123 can be prevented from interfering with each other, and noise can be reduced. In addition, the air pressure in the centrifugal air duct 41 is large, the air flow in the centrifugal air duct 41 is discharged through the second sub air outlet 123 and the second air outlet 124, the air flow is large in diffusion speed and long in diffusion distance, and the air supply distance can be increased, so that the temperature of the region far from the housing assembly in the room can be adjusted; the air pressure in the through-flow air duct 50 is smaller, the air flow in the through-flow air duct 50 is discharged through the first sub-air outlet 122, the air flow diffusion speed is smaller, the diffusion distance is closer, and the temperature of the indoor area closer to the casing 10 can be adjusted.

From this, through air outlet channel 51 and first centrifugation air-out channel 44 separate each other, and first sub-air outlet 122 and second sub-air outlet 123 separate each other for through air outlet channel 51 and the air current that first centrifugation air-out channel 44 blown out can adjust indoor different regional temperature respectively, thereby can promote indoor temperature regulation's speed, further promote indoor different regional temperature's homogeneity, further improve indoor space holistic travelling comfort.

It is easy to understand that the cool air is easy to sink, and the position of the first air outlet 121 is higher, when the air conditioner cools, the cool air blown out from the first air outlet 121 can diffuse downwards and far away, the air supply distance can be further increased, the coverage area of the air flow is increased, the cool air can be quickly mixed with the indoor air, the quick cooling is realized, the indoor temperature regulation speed is improved, the temperature of different height areas can be regulated, and the uniformity of the indoor temperature of different areas is improved. The hot air is easy to float upwards, and the position of the second air outlet 124 is lower, when the air conditioner heats, the hot air blown out from the second air outlet 124 can diffuse upwards and far away, the air supply distance can be further increased, the coverage area of the air flow is increased, the hot air is quickly mixed with indoor air, quick temperature rise is realized, the indoor temperature regulation speed is improved, the temperature of different areas with different heights can be regulated, and the uniformity of the temperature of different areas in the room is improved.

From this, through first air outlet 121 and second air outlet 124 air-out, under the air conditioner refrigeration or heating mode, all can realize increasing the air supply distance, increase the coverage area of air current to utilize the principle that cold wind sinks and hot-blast come-up, can adjust the temperature in different altitude areas, promote indoor temperature regulation's speed, promote indoor different regional temperature's homogeneity, thereby promote indoor space holistic travelling comfort.

The air conditioner may be a split type air conditioner, for example, referring to fig. 1 to 3, the air conditioner may be a split floor type air conditioner, the air conditioner includes an air conditioning indoor unit 100 and an air conditioning outdoor unit, the air conditioning indoor unit 100 is a cabinet type air conditioner, the air conditioning indoor unit 100 includes the casing 10, the heat exchanger component 20, the centrifugal air duct component 4 and the through-flow air duct component 5, and the centrifugal air duct component 4 and the through-flow air duct component 5 are all located on the front side of the heat exchanger component 20. The cabinet 10 may include a rear chassis 11, a front panel 12, a top cover 14, and a base 15, the top cover 14 being positioned on upper sides of the rear chassis 11 and the front panel 12, the base 15 being positioned on lower sides of the rear chassis 11 and the front panel 12; an air inlet 110 is formed on the back plate 11, an air inlet grille 111 is arranged at the air inlet 110, and a first air outlet 121 and a second air outlet 124 are formed on the front plate 12.

According to the air conditioner of the embodiment of the utility model, the second air outlet 124 is positioned below the first air outlet 121, the first air outlet 121 comprises the first sub air outlet 122 and the second sub air outlet 123 which are mutually separated along the left-right direction, the air flow in the through-flow air duct 50 is discharged from the first sub air outlet 122 through the through-flow air outlet channel 51, the air flow in the centrifugal air duct 41 is discharged from the second sub air outlet 123 through the first centrifugal air outlet channel 44, the air flow in the centrifugal air duct 41 can also be discharged through the second air outlet 124, the air outlet is favorably increased, the air pressure in the centrifugal air duct 41 is larger, the speed of indoor temperature regulation is favorably improved, the diffusion distance of the air flow is increased, the coverage area of the air flow is increased, the temperature of the area far from the casing 10 in the indoor space can be regulated, the temperature of the area with different heights can be regulated, the uniformity of the temperature of the area in the indoor space can be improved, and the overall comfort of the indoor space is improved; moreover, the through air outlet channel 51 and the first centrifugal air outlet channel 44 are mutually separated, the first sub air outlet 122 and the second sub air outlet 123 are mutually separated, so that the mutual interference of air flows blown out by the first sub air outlet 122 and the second sub air outlet 123 can be avoided, the noise is reduced, the temperature of different indoor areas can be quickly regulated, and the uniformity of the temperature of different indoor areas is further improved.

Referring to fig. 5, according to some embodiments of the present utility model, the number of the second sub-outlets 123 is two, and the two second sub-outlets 123 are respectively located at the left and right sides of the first sub-outlet 122; the number of the first centrifugal air outlet channels 44 is two, the two first centrifugal air outlet channels 44 are respectively positioned at the left side and the right side of the through air outlet channel 51, and the two first centrifugal air outlet channels 44 respectively correspond to the two second sub air outlets 123. The air flow in the centrifugal air duct 41 can enter the two first centrifugal air outlet channels 44, and the air flow in the two first centrifugal air outlet channels 44 can be blown out of the machine shell 10 through the two second sub air outlets 123 respectively, so that the air outlet quantity is increased, and the mutual interference between the air flow in the first centrifugal air outlet channels 44 and the air flow in the through-flow air duct 50 can be further avoided; in addition, the first centrifugal air outlet passages 44 and the through air outlet passages 51 are arranged in the left-right direction, so that the overall structure can be made compact.

Referring to fig. 3, according to some alternative embodiments of the present utility model, two barrier ribs 120 are disposed in the first air outlet 121, for example, the barrier ribs 120 may be disposed on the front panel 12, and the two barrier ribs 120 are disposed at intervals along the left-right direction to divide the first air outlet 121 into a first sub-air outlet 122 and two second sub-air outlets 123, so that the structural strength of the enclosure 10 can be enhanced, and the first sub-air outlet 122 and the two second sub-air outlets 123 can be spaced apart, so that the air flows at the first sub-air outlet 122 and the second sub-air outlet 123 are prevented from interfering with each other, and noise is reduced.

Referring to fig. 4 and 5, in some alternative embodiments of the present utility model, the air inlet 110 is formed at the rear of the cabinet 10, and the air inlet 110 extends in the up-down direction, which is advantageous for increasing the air intake. An air inlet cavity 13 communicated with the air inlet 110 is defined between the casing 10 and the air duct assembly 30, the heat exchanger component 20 is positioned in the air inlet cavity 13, the air inlet 45 and the through-flow air duct 50 are communicated with the air inlet cavity 13, and the rotation axis of the centrifugal wind wheel 43 extends along the front-rear direction.

For example, referring to fig. 8 and 14, according to some embodiments of the present utility model, the motor driving the centrifugal wind wheel 43 may be the first motor 4a, the motor driving the through-flow wind wheel 59 may be the second motor 5a, and the rotation axis of the through-flow wind wheel 59 may extend in the up-down direction.

Referring to fig. 1 to 4, the first air outlet 121 and the second air outlet 124 are formed on the front side wall of the casing 10, and the air inlet 110, the first air outlet 121 and the second air outlet 124 are formed at different positions of the casing 10, so that the air flows at the air inlet 110, the first air outlet 121 and the second air outlet 124 can be prevented from interfering with each other.

The air flow may flow from the rear of the cabinet 10 to the front of the cabinet 10 as follows: the air flow outside the shell 10 can enter the air inlet cavity 13 from the air inlet 110, the air flow entering the air inlet cavity 13 can exchange heat with the heat exchanger component 20, the air flow after heat exchange can enter the through-flow air duct 50, and the air flow in the through-flow air duct 50 can be blown to the first sub-air outlet 122 through the through-flow air duct 51 and blown out of the shell 10; the air flow after heat exchange with the heat exchanger component 20 can also enter the centrifugal air duct 41 through the air flow inlet 45, and the air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air flow outlet 46 and pass through the second sub air outlet 123 and blow out of the casing 10; the air flow entering the centrifugal air duct 41 can also be blown out of the casing 10 through the second air flow outlet 47 and the second air outlet 124.

Referring to fig. 11, in some alternative embodiments of the present utility model, the air duct assembly 30 includes an air outlet frame member 6, the air outlet frame member 6 is located above the centrifugal air duct member 4 and located at the front side of the through-flow air duct member 5, the first air outlet 46 faces upward, the bottom of the air outlet frame member 6 and the bottom of the through-flow volute 52 together cover the first air outlet 46, the bottom of the air outlet frame member 6 and the bottom of the through-flow volute 52 together define a communication port 67, and the communication port 67 is used to communicate the first air outlet 46 and the first centrifugal air outlet channel 44. The air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air outlet and the communication port 67, so that the air flow is convenient.

For example, referring to fig. 18 and 20, a first sub-communication port 68 is formed at the bottom of the air outlet frame member 6, a second sub-communication port 58 is formed at the bottom of the through-flow scroll 52, and the first sub-communication port 68 and the second sub-communication port 58 are arranged in the front-rear direction and together constitute a communication port 67. The bottom of the frame 60 is provided with a first cover plate 69, and the first sub-communication ports 68 are positioned at the left side and the right side of the first cover plate 69; the bottom of the through-flow scroll 52 has second cover plates 572, the second sub-communication ports 58 are located on both left and right sides of the second cover plates 572, the first cover plates 69 and the second cover plates 572 jointly cover the first air outflow port 46, and the first cover plates 69 and the second cover plates 572 can jointly constitute the bottom wall of the through-flow air passage 51, whereby the bottom wall of the through-flow air passage 51 can be regarded as covering the first air outflow port 46, and thereby the through-flow air passage 51 and the first centrifugal air outflow passage 44 can be blocked.

The air outlet frame member 6 and the through-flow duct member 5 together define a through-flow air outlet passage 51 and a centrifugal air outlet passage, or the air outlet frame member 6, the through-flow duct member 5, and the heat exchanger member 20 together define a through-flow air outlet passage 51 and a centrifugal air outlet passage. The through air outlet channel 51 and the centrifugal air outlet channel have simpler composition structure, and additional components are not needed to be added to form the air outlet channel and the centrifugal air outlet channel, thereby being beneficial to saving the cost.

For example, in some embodiments of the present utility model, the first centrifugal air outlet passages 44 are two and are located on the left and right sides of the through air outlet passage 51, the first centrifugal air outlet passage 44 on the left side is defined by the air outlet frame member 6, the through air duct member 5, and the heat exchanger member 20 together, and the first centrifugal air outlet passage 44 on the right side is defined by the air outlet frame member 6 and the through air duct member 5 together.

Referring to fig. 5, in some alternative embodiments of the present utility model, two second sub-air outlets 123 are provided, the two second sub-air outlets 123 are located at the left and right sides of the first sub-air outlet 122, the two first centrifugal air outlet channels 44 are located at the left and right sides of the through-air outlet channel 51, the two first centrifugal air outlet channels 44 respectively correspond to the two first sub-air outlets 122, the two centrifugal air outlet channels are respectively a first air outlet channel 441 and a second air outlet channel 442, and the airflows in the first air outlet channel 441 and the second air outlet channel 442 are respectively discharged through the two first sub-air outlets 122. For example, the first air outlet passage 441 is located on the left side of the through air outlet passage 51, and the second air outlet passage 442 is located on the right side of the through air outlet passage 51.

Referring to fig. 11 and 20, the air outlet frame member 6 includes a frame body 60 and two air duct partitions 66, the bottom of the frame body 60 and the bottom of the through-flow volute 52 together cover the first air outflow port 46, the bottom of the frame body 60 and the bottom of the through-flow volute 52 together define two communication ports 67, and the two communication ports 67 are disposed at intervals in the left-right direction. The air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the communication port 67, so that the air flow is convenient.

Referring to fig. 21, two air duct partitions 66 are provided in the frame 60, and the two air duct partitions 66 are disposed at intervals in the left-right direction. The two air duct baffles 66 divide the channels in the frame 60 into a first channel 63, a second channel 64 and a third channel 65, the first channel 63, the second channel 64 and the third channel 65 are sequentially arranged along the left-right direction, the first channel 63, the second channel 64 and the third channel 65, wherein the through-flow air channel 51 comprises the second channel 64, the two air duct baffles 66 are connected with the air outlet end 520 of the through-flow volute 52, the first air outlet channel 441 comprises the first channel 63, and the second air outlet channel 442 comprises the third channel 65. For example, the air duct partition 66 may be a snap-fit connection with the air outlet end 520 of the through-flow volute 52.

The passage in the frame 60 is divided into the first passage 63, the second passage 64 and the third passage 65 by the two air duct partitions 66, so that the air flows in the first passage 63, the second passage 64 and the third passage 65 can be prevented from interfering with each other, and noise can be reduced.

The through-flow air outlet passage 51 includes the second passage 64, the first air outlet passage 441 includes the first passage 63, and the second air outlet passage 442 includes the third passage 65, so that the through-flow air outlet passage 51 and the centrifugal air outlet passage can be blocked. The air flow in the through-flow air duct 50 can enter the second channel 64, and the air flow in the centrifugal air duct 41 can enter the first channel 63 and the third channel 65, so that the air flows in the centrifugal air duct 41 and the through-flow air duct 50 can be discharged from different channels, mutual interference of the air flows is avoided, and noise can be reduced.

Referring to fig. 21, in some alternative embodiments of the present utility model, a first reinforcing rod 661 is disposed in the first channel 63, and the left and right ends of the first reinforcing rod 661 are respectively connected with the left and right sidewalls of the first channel 63, so as to enhance the stability and reliability of the first channel 63 and reduce the risk of deformation of the first channel 63; the second reinforcing rod 662 is arranged in the second channel 64, and the left end and the right end of the second reinforcing rod 662 are respectively connected with the left side wall and the right side wall of the second channel 64, so that the stability and the reliability of the second channel 64 can be enhanced, and the risk of deformation of the second channel 64 is reduced; the third reinforcing rod 663 is arranged in the third channel 65, and the left and right ends of the third reinforcing rod 663 are respectively connected with the left and right side walls of the third channel 65, so that the stability and reliability of the second channel 64 can be enhanced, and the risk of deformation of the third channel 65 is reduced.

By providing the first reinforcing rod 661 in the first passage 63, the second reinforcing rod 662 in the second passage 64, and the third reinforcing rod 663 in the third passage 65, the reliability of the first passage 63, the second passage 64, and the third passage 65 can be enhanced, and the structural strength of the air-out frame member 6 can be enhanced, thereby improving the stability of the overall structure.

Referring to fig. 10-13, in some alternative embodiments of the present utility model, the through-flow volute 52 includes a through-flow volute body 53, a first baffle 54, and a second baffle 55, the through-flow duct 50 is formed in the through-flow volute body 53, the first baffle 54 and the second baffle 55 are respectively connected to left and right sides of the through-flow volute body 53, for example, the first baffle 54 is connected to left side of the through-flow volute body 53, and the second baffle 55 is connected to right side of the through-flow volute body 53. The first baffle 54 is located between the first air outlet channel 441 and the air inlet cavity 13 to separate the first air outlet channel 441 from the air inlet cavity 13; the second baffle 55 is located at the rear end of the second air outlet channel 442 to seal the rear end of the second air outlet channel 442, and the second baffle 55 is connected with the frame 60, so that the air flow in the air inlet cavity 13 can be prevented from directly entering the first centrifugal air outlet channel 44, the air flow entering the first centrifugal air outlet channel 44 from the centrifugal air channel 41 is prevented from being interfered, the uniformity of the air flow in the first centrifugal air outlet channel 44 can be improved, and the noise can be reduced.

Alternatively, referring to fig. 18 and 20, the second baffle 55 is formed with one or more first positioning posts 553, and the second baffle 55 is also formed with one or more first mounting holes 554, the first positioning posts 553 and the first mounting holes 554 being spaced apart along the height direction of the second baffle 55; the frame 60 is formed with first positioning holes 621 and second mounting holes 622, the first positioning holes 621 and the first positioning columns 553 are the same in number and correspond to each other, and the first mounting holes 554 and the second mounting holes 622 are the same in number and correspond to each other; the first positioning posts 553 may penetrate through the first positioning holes 621 to position the second baffle 55 to the frame 60, and the fasteners may penetrate through the second mounting holes 622 and the first mounting holes 554 to mount and fix the frame 60 to the second baffle 55.

Referring to fig. 10-13, in some alternative embodiments of the present utility model, the heat exchanger component 20 includes a heat exchanger 21 and a heat exchanger support 22 provided on the heat exchanger 21, and the first baffle 54 and the frame 60 are connected to the heat exchanger support 22, so that stability of connection among the through-flow air duct component 5, the air outlet frame component 6 and the heat exchanger component 20 can be enhanced.

Alternatively, referring to fig. 9 and 18, one or more second positioning posts 542 are formed on the first baffle plate 54, and second positioning holes 233 corresponding to the second positioning posts 542 are formed on the heat exchanger support 22, and the second positioning posts 542 are adapted to be inserted into the second positioning holes 233 to position the first baffle plate 54 to the heat exchanger support 22; the first baffle 54 is further provided with a plurality of third mounting holes 543 spaced along the length direction of the first baffle 54, the heat exchanger support 22 is provided with fourth mounting holes 234, the fourth mounting holes 234 and the third mounting holes 543 are the same in number and correspond to each other one by one, and the fasteners can penetrate through the third mounting holes 543 and the fourth mounting holes 234 to connect and fix the first baffle 54 and the heat exchanger support 22.

Alternatively, referring to fig. 9 and 20, the heat exchanger bracket 22 is formed with a plurality of third positioning posts 243 and a plurality of fifth mounting holes 244; the plurality of third positioning posts 243 and the plurality of fifth mounting holes 244 are spaced apart along the length of the heat exchanger support 22; the frame 60 is formed with a plurality of third positioning holes 611, the third positioning holes 611 and the third positioning columns 243 are the same in number and correspond to each other, and the third positioning columns 243 are adapted to be inserted into the third positioning holes 611 to position the heat exchanger support 22 on the frame 60; the frame 60 is formed with a plurality of sixth mounting holes 612, the sixth mounting holes 612 are the same as the fifth mounting holes 244 in number and in one-to-one correspondence, and fasteners can be inserted through the sixth mounting holes 612 and the fifth mounting holes 244 to connect and fix the frame 60 and the heat exchanger bracket 22.

Referring to fig. 5 and 9, in some alternative embodiments of the present utility model, the heat exchanger support 22 includes a first support portion 23 and a second support portion 24, where the first support portion 23 and the second support portion 24 are disposed at an included angle, and the first support portion 23 and the second support portion 24 define a portion of the first air outlet channel 441, the first support portion 23 is connected to the first baffle 54, and the second support portion 24 is connected to the frame 60, so that stability of connection between the heat exchanger component 20 and the through-flow duct component 5 and the air outlet frame component 6 can be further enhanced, and tightness of the first air outlet channel 441 can be improved.

For example, referring to fig. 5 and 6, according to some embodiments of the present utility model, the first bracket part 23 includes a first connection part 232, and the first barrier 54 includes a second connection part 541, the second connection part 541 being opposite to and connected with the first connection part 232 in the front-rear direction; the second connection portion 541 is located on the front side of the first connection portion 232, a portion of the surface of the first bracket portion 23 that forms the inner wall surface of the first air outlet channel 441 is the first bracket wall surface 231, and a surface of the second connection portion 541 facing the first centrifugal air outlet channel 44 is disposed flush with the first bracket wall surface 231. The second bracket portion 24 has a third connecting portion 242, and a first burring portion 61 is formed at the rear end of the frame 60, the first burring portion 61 being opposed to and connected to the third connecting portion 242 in the front-rear direction; the first flange portion 61 is located at the front side of the third connecting portion 242, the portion of the surface of the second bracket portion 24 that constitutes the inner wall surface of the first air outlet channel 441 is the second bracket wall surface 241, and the surface of the frame 60 adjacent to the first flange portion 61 that faces the first centrifugal air outlet channel 44 is disposed flush with the second bracket wall surface 241. The rear end of the frame 60 is formed with a second burring 62, the second shutter 55 has a fourth connection portion 551, and the fourth connection portion 551 is opposite to and connected to the second burring 62 in the front-rear direction; the second flange portion 62 is located at the front side of the fourth connection portion 551, a portion of the surface of the fourth connection portion 551 that forms an inner wall surface of the second air outlet channel 442 is a connection wall surface 552, and a surface of the frame 60 adjacent to the second flange portion 62 facing the first centrifugal air outlet channel 44 is disposed flush with the connection wall surface 552.

Referring to fig. 18, according to some embodiments of the present utility model, a fourth reinforcing bar 56 is disposed in the through-flow wind tunnel 50, the left and right ends of the fourth reinforcing bar 56 are respectively connected to the left and right sidewalls of the through-flow wind tunnel 50, and the fourth reinforcing bar 56 is located at the downstream side of the through-flow wind wheel 59. The fourth reinforcing rod 56 can enhance the stability and reliability of the through-flow air duct 50, reduce the risk of deformation of the through-flow air duct 50, enhance the overall structural strength of the through-flow volute 52, and enhance the stability of the through-flow air duct component 5.

Referring to fig. 3, according to some embodiments of the present utility model, a fifth reinforcing rod 125 is disposed in the second sub-air outlet 123, and left and right ends of the fifth reinforcing rod 125 are respectively connected with left and right sidewalls of the second sub-air outlet 123, which helps to enhance the structural strength of the casing 10 and reduce the risk of deformation of the first sub-air outlet 122.

Referring to fig. 10-13 and 19, according to some embodiments of the present utility model, the heat exchanger component 20 includes the heat exchanger 21 and the electric auxiliary heat 25, the through-flow volute 52 includes a volute bottom plate 57, the volute bottom plate 57 is located at the bottom of the through-flow volute 52, a avoidance gap 571 is formed on a side of the volute bottom plate 57 adjacent to the heat exchanger component 20, and the avoidance gap 571 is used for avoiding the electric auxiliary heat 25, so that the through-flow volute 52 is conveniently assembled, and the overall structure of the through-flow air duct component 5 and the heat exchanger component 20 is compact, which is beneficial to saving space in the casing 10.

Referring to fig. 10 and 15-17, according to some embodiments of the present utility model, the duct assembly 30 includes an air outlet member 7, a second centrifugal air outlet channel 70 is defined in the air outlet member 7, the second centrifugal air outlet channel 70 is adapted to communicate the second air flow outlet 47 with the second air outlet 124, the air outlet member 7 has an inlet end 71 and an outlet end 72, the inlet end 71 is connected to the centrifugal volute 42 and opposite to the second air flow outlet 47, and the outlet end 72 is opposite to the second air outlet 124, so as to facilitate air flow. The air flow in the centrifugal air duct 41 can enter the second centrifugal air outlet channel 70 through the second air flow outlet 47 and be blown out of the casing 10 through the second air outlet 124.

For example, referring to fig. 14 to 17, the inlet end 71 of the air outlet 7 is formed with a sealing flange 711, the outer peripheral edge of the second air outlet 47 is formed with a butt surface 423, the butt surface 423 surrounds the outer peripheral side of the second air outlet 47, and the sealing flange 711 is connected with the butt surface 423, so that the sealing performance between the second centrifugal air outlet channel 70 and the centrifugal air duct 41 is enhanced, air leakage at the joint of the air outlet 7 and the centrifugal volute 42 is prevented, and the air outlet volume at the second air outlet 124 is ensured. Moreover, the inlet end 71 is detachably connected with the centrifugal volute 42, so that the air outlet piece 7 is convenient to disassemble and assemble, the air outlet piece 7 is convenient to maintain or replace, and the centrifugal wind wheel 43 or other components in the centrifugal volute 42 are also convenient to maintain.

According to some alternative embodiments of the present utility model, the centrifugal air duct 41 is selectively communicated with or blocked from the first centrifugal air outlet channel 44, and the centrifugal air duct 41 is selectively communicated with or blocked from the second centrifugal air outlet channel 70, so that the air flow in the centrifugal air duct 41 selectively enters the first centrifugal air outlet channel 44 or the second centrifugal air outlet channel 70, and the air flow in the centrifugal air duct 41 selectively flows out through the first air outlet 121 or the second air outlet 124; alternatively, the air flow in the centrifugal air duct 41 may enter the first centrifugal air outlet channel 44 and the second centrifugal air outlet channel 70, and the air flow in the centrifugal air duct 41 may be discharged through the first air outlet 121 and the second air outlet 124.

Referring to fig. 10-14, in accordance with some alternative embodiments of the utility model, the centrifugal air duct assembly 4 further includes an air duct switching door 73, the air duct switching door 73 being movably disposed in the centrifugal volute 42 for opening or closing the first air flow outlet 46 and the second air flow outlet 47. When the air duct switching door 73 opens the first air flow outlet 46, the centrifugal air duct 41 is communicated with the first centrifugal air outlet channel 44, and air flow in the centrifugal air duct 41 can be discharged through the first air outlet 121; when the air duct switching door 73 opens the second air flow outlet 47, the centrifugal air duct 41 communicates with the second centrifugal air outlet duct 70, and the air flow in the centrifugal air duct 41 can be discharged through the second air outlet 124. Thus, by opening or closing the first air flow outlet 46 and the second air flow outlet 47 by the air duct switching door 73, it is possible to achieve selective communication or blocking of the centrifugal air duct 41 with the first centrifugal air outlet passage 44, and to achieve selective communication or blocking of the centrifugal air duct 41 with the second centrifugal air outlet passage 70, thereby making the air outlet position of the centrifugal air duct 41 selectable.

Referring to fig. 10-14, in some alternative embodiments of the present utility model, an air duct switching door 73 is rotatably connected to the centrifugal scroll 42 to facilitate opening or closing of the first air flow outlet 46 and the second air flow outlet 47, to provide communication or blockage between the centrifugal air duct 41 and the second centrifugal air outlet channel 70, and to provide communication or blockage between the centrifugal air duct 41 and the first centrifugal air outlet channel 44.

Alternatively, the motor may drive the rotation of the air duct switching door 73, the motor driving the rotation of the air duct switching door 73 may be a damper motor 74, the damper motor 74 is mounted to the centrifugal scroll 42 and located outside the centrifugal air duct 41, and the damper motor 74 and the centrifugal scroll 42 may be connected by a fastener. The air duct switching door 73 includes a door body and door shafts connected at opposite ends of the door body, and opposite ends of the centrifugal scroll 42 are respectively formed with door shaft holes, the door shafts being rotatably fitted in the door shaft holes, and a motor shaft of the damper motor 74 is connected to one of the door shafts.

Referring to fig. 10-13, in some alternative embodiments of the utility model, the duct switch door 73 has a first position and a second position; in the first position, the air duct switching door 73 closes the first air flow outlet 46 and opens the second air flow outlet 47, the centrifugal air duct 41 is communicated with the second centrifugal air outlet channel 70, and air flow in the centrifugal air duct 41 can enter the second centrifugal air outlet channel 70 through the second air flow outlet 47 and is discharged through the second air outlet 124; in the second position, the air duct switching door 73 closes the second air flow outlet 47 and opens the first air flow outlet 46, the centrifugal air duct 41 communicates with the first centrifugal air outlet channel 44, and the air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air flow outlet 46 and be discharged through the first air outlet 121.

In some alternative embodiments of the present utility model, the air duct switching door 73 has a third position, the third position being located between the first position and the third position, in which the air duct switching door 73 opens the second air flow outlet 47 and opens the first air flow outlet 46, the centrifugal air duct 41 communicates with the second centrifugal air outlet channel 70, and the air flow in the centrifugal air duct 41 can enter the second centrifugal air outlet channel 70 through the second air flow outlet 47 and be discharged through the second air outlet 124; meanwhile, the centrifugal air duct 41 is communicated with the first centrifugal air outlet channel 44, and air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air outlet 46 and is discharged through the first air outlet 121.

Referring to fig. 5, 12 and 17, according to some alternative embodiments of the present utility model, the second air outlets 47 are formed in the front side wall of the casing 10, and the second centrifugal air outlet channels 70 are formed to extend obliquely downward in the rear-to-front direction, so that the air flow in the second centrifugal air outlet channels 70 can be directed downward, thereby realizing downward air outlet of the air conditioner, and the temperature of the lower region of the indoor space can be adjusted, thereby helping to improve the uniformity of the overall temperature of the indoor space.

Referring to fig. 10 to 14, according to some alternative embodiments of the present utility model, a first air flow outlet 46 is formed at an upper end of the centrifugal scroll 42 and directed upward, a second air flow outlet 47 is formed at a front sidewall of the centrifugal scroll 42, and one end of the air duct switching door 73 is rotatably connected between the first air flow outlet 46 and the second air flow outlet 47, whereby when the other end of the air duct switching door 73 moves to the first air flow outlet 46, closing of the first air flow outlet 46 can be achieved while the second air flow outlet 47 is opened; when the other end of the duct switching door 73 moves to the second air flow outlet 47, it is possible to effect closing of the second air flow outlet 47 while opening the first air flow outlet 46, so that opening or closing of the first air flow outlet 46 and the second air flow outlet 47 is effected by rotation of the duct switching door 73.

Referring to fig. 14, the inner wall of the centrifugal scroll 42 is provided with a restricting projection 422 for restricting the other end of the air duct switching door 73, and when the air duct switching door 73 closes the first air outflow port 46, the other end of the air duct switching door 73 is located at the lower side of the restricting projection 422, and the restricting projection 422 restricts the other end of the air duct switching door 73 in the upward direction. Therefore, the position of the air duct switching door 73 is limited by the limiting protrusion 422, so that the position of the air duct switching door 73 is prevented from being changed when the first air outflow opening 46 is closed, the air duct switching door 73 is ensured to close the first air outflow opening 46, and the movement reliability of the air duct switching door 73 is improved.

Referring to fig. 10-13, an air conditioner has a cooling mode and a heating mode according to some embodiments of the present utility model; in the cooling mode, the centrifugal air duct 41 is communicated with the first centrifugal air outlet channel 44 and is isolated from the second centrifugal air outlet channel 70, and air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 and be discharged through the first air outlet 121. The cold air is easy to sink, the position of the first air outlet 121 is higher, the cold air blown out from the first air outlet 121 can diffuse downwards and far away, the air supply distance can be further increased, the coverage area of the air flow is increased, and the cold air can be quickly mixed with indoor air, so that quick cooling is realized. In addition, the through-flow wind wheel 59 may be working, under the driving of the through-flow wind wheel 59, the air flow in the through-flow wind channel 50 enters the through-flow wind channel 51, and the air flow in the through-flow wind channel 51 is discharged through the first air outlet 121, so that the air discharge rate can be ensured. The directions indicated by the broken arrows in fig. 10 are the flow directions of the airflows in the through-flow duct 50 and the through-flow air outlet duct 51, and the directions indicated by the solid arrows are the flow directions of the airflows in the centrifugal air duct 41 and the first centrifugal air outlet duct 44.

In the heating mode, the centrifugal air duct 41 is separated from the first centrifugal air outlet channel 44 and is communicated with the second centrifugal air outlet channel 70, and air flow in the centrifugal air duct 41 can enter the second centrifugal air outlet channel 70 and be discharged through the second air outlet 124. The hot air is easy to float upwards, the position of the second air outlet 124 is lower, the hot air blown out from the second air outlet 124 can diffuse upwards and far away, the air supply distance can be further increased, the coverage area of the air flow is increased, the hot air and the indoor air are quickly mixed, and quick temperature rise is realized. In addition, the through-flow wind wheel 59 may be working, under the driving of the through-flow wind wheel 59, the air flow in the through-flow wind channel 50 enters the through-flow wind channel 51, and the air flow in the through-flow wind channel 51 is discharged through the first air outlet 121, so that the air discharge rate can be ensured. The directions indicated by the broken arrows in fig. 13 are the flow directions of the airflows in the through-flow duct 50 and the through-flow air outlet duct 51, and the directions indicated by the solid arrows are the flow directions of the airflows in the centrifugal air duct 41 and the second centrifugal air outlet duct 70.

An air conditioner according to an embodiment of the present utility model is described below with reference to fig. 1 to 21.

Referring to fig. 1 to 21, the air conditioner is a split floor type air conditioner, the air conditioner includes an air conditioner indoor unit 100 and an air conditioner outdoor unit, the air conditioner indoor unit 100 is a cabinet, the air conditioner indoor unit 100 includes a casing 10, a heat exchanger component 20 and an air duct component, the air duct component 30 includes a centrifugal air duct component 4, a through-flow air duct component 5 and an air outlet frame component 6, the centrifugal air duct component 4 and the through-flow air duct component 5 are both located at a front side of the heat exchanger component 20, the through-flow air duct component 5 is located at an upper side of the centrifugal air duct component 4, and the air outlet frame component 6 is located above the centrifugal air duct component 4 and at a front side of the through-flow air duct component 5.

The cabinet 10 may include a rear chassis 11, a front panel 12, a top cover 14, and a base 15, the top cover 14 being positioned on upper sides of the rear chassis 11 and the front panel 12, the base 15 being positioned on lower sides of the rear chassis 11 and the front panel 12; the back plate 11 is provided with an air inlet 110 extending along the up-down direction, the air inlet 110 is provided with an air inlet grille 111, the front plate 12 is provided with a first air outlet 121 and a second air outlet 124, the second air outlet 124 is positioned below the first air outlet 121, and the first air outlet 121 comprises a first sub air outlet 122 and a second sub air outlet 123. The first air outlet 121 is internally provided with two barrier strips 120, and the two barrier strips 120 are arranged at intervals along the left-right direction so as to divide the first air outlet 121 into a first sub air outlet 122 and two second sub air outlets 123, wherein the two second sub air outlets 123 are respectively positioned at the left side and the right side of the first sub air outlet 122. The second sub-air outlet 123 is internally provided with a fifth reinforcing rod 125, and the left and right ends of the fifth reinforcing rod 125 are respectively connected with the left and right side walls of the second sub-air outlet 123.

The air duct assembly 30 has a through air outlet passage 51 and two first centrifugal air outlet passages 44, the through air outlet passage 51 and the first centrifugal air outlet passages 44 are separated from each other and are arranged in the left-right direction, the through air outlet passage 51 communicates the through air duct 50 with the first sub-air outlets 122, and the two first centrifugal air outlet passages 44 respectively correspond to the two second sub-air outlets 123. The two first centrifugal air outlet passages 44 are a first air outlet passage 441 and a second air outlet passage 442, respectively, the first air outlet passage 441 is located at the left side of the through air outlet passage 51, and the second air outlet passage 442 is located at the right side of the through air outlet passage 51. The first air outlet passage 441 is defined by the air outlet frame member 6, the through-flow duct member 5, and the heat exchanger member 20, and the second air outlet passage 442 is defined by the air outlet frame member 6 and the through-flow duct member 5.

An air inlet cavity 13 communicated with the air inlet 110 is defined between the shell 10 and the air duct assembly 30, the heat exchanger component 20 is positioned in the air inlet cavity 13, the heat exchanger component 20 comprises a heat exchanger 21, an electric auxiliary heat 25 and a heat exchanger bracket 22, and the heat exchanger bracket 22 is fixedly connected with the back plate 11. The heat exchanger support 22 includes a first support portion 23 and a second support portion 24, an included angle is formed between the first support portion 23 and the second support portion 24, and the first support portion 23 and the second support portion 24 define a portion of the first air outlet channel 441.

The first bracket portion 23 includes a first connection portion 232, and the first shutter 54 includes a second connection portion 541, the second connection portion 541 being opposite to and connected to the first connection portion 232 in the front-rear direction; the second connection portion 541 is located on the front side of the first connection portion 232, a portion of the surface of the first bracket portion 23 that forms the inner wall surface of the first air outlet channel 441 is the first bracket wall surface 231, and a surface of the second connection portion 541 facing the first centrifugal air outlet channel 44 is disposed flush with the first bracket wall surface 231.

The second bracket portion 24 has a third connecting portion 242, a first burring portion 61 is formed at the rear end of the frame body 60, and the first burring portion 61 is located at the left end of the frame body 60, the first burring portion 61 being opposed to and connected to the third connecting portion 242 in the front-rear direction; the first flange portion 61 is located at the front side of the third connecting portion 242, the portion of the surface of the second bracket portion 24 that constitutes the inner wall surface of the first air outlet channel 441 is the second bracket wall surface 241, and the surface of the frame 60 adjacent to the first flange portion 61 that faces the first centrifugal air outlet channel 44 is disposed flush with the second bracket wall surface 241.

The first bracket portion 23 is connected to the first shutter 54, and the second bracket portion 24 is connected to the frame 60. One or more second positioning columns 542 are formed on the first baffle plate 54, and second positioning holes 233 corresponding to the second positioning columns 542 are formed on the first bracket portion 23, and the second positioning columns 542 are adapted to be inserted into the second positioning holes 233 to position the first baffle plate 54 on the heat exchanger bracket 22; the first baffle 54 is further formed with a plurality of third mounting holes 543 spaced along the length direction of the first baffle 54, the first bracket 23 is formed with fourth mounting holes 234, the fourth mounting holes 234 and the third mounting holes 543 are the same in number and correspond to each other one by one, and the fasteners can penetrate through the third mounting holes 543 and the fourth mounting holes 234 to connect and fix the first baffle 54 and the heat exchanger bracket 22. The second bracket portion 24 of the heat exchanger bracket 22 has a plurality of third positioning posts 243 and a plurality of fifth mounting holes 244 formed thereon; the plurality of third positioning posts 243 and the plurality of fifth mounting holes 244 are spaced apart along the length of the heat exchanger support 22; the frame 60 is formed with a plurality of third positioning holes 611, the third positioning holes 611 and the third positioning columns 243 are the same in number and correspond to each other, and the third positioning columns 243 are adapted to be inserted into the third positioning holes 611 to position the heat exchanger support 22 on the frame 60; a plurality of sixth mounting holes 612 are formed in the first flange portion 61 of the frame body 60, the sixth mounting holes 612 are the same as and correspond to the fifth mounting holes 244 in number one to one, and fasteners can be inserted through the sixth mounting holes 612 and the fifth mounting holes 244 to connect and fix the frame body 60 and the heat exchanger bracket 22.

The through-flow air duct component 5 includes a through-flow volute 52 and a through-flow wind wheel 59, the through-flow volute 52 has a through-flow air duct 50 communicating with the air inlet 110, the through-flow wind wheel 59 is disposed in the through-flow air duct 50, a motor for driving the through-flow wind wheel 59 to rotate is a second motor 5a, and a rotation axis direction of the through-flow wind wheel 59 extends in an up-down direction. The fourth reinforcing rod 56 is provided in the through-flow duct 50, the left and right ends of the fourth reinforcing rod 56 are connected to the left and right side walls of the through-flow duct 50, respectively, and the fourth reinforcing rod 56 is located on the downstream side of the through-flow wind wheel 59. The through-flow volute 52 includes a volute bottom plate 57 located at the bottom of the through-flow volute 52, and a avoidance gap 571 is formed on a side of the volute bottom plate 57 adjacent to the heat exchanger component 20, where the avoidance gap 571 is used for avoiding the electric auxiliary heat 25.

The through-flow volute 52 further includes a through-flow volute body 53, a first baffle 54, and a second baffle 55, the through-flow duct 50 is formed on the through-flow volute body 53, the first baffle 54 is connected to the left side of the through-flow volute body 53, and the second baffle 55 is connected to the right side of the through-flow volute body 53. The first baffle 54 is located between the first air outlet channel 441 and the air inlet cavity 13 to separate the first air outlet channel 441 from the air inlet cavity 13; the second baffle 55 is located at the rear end of the second air outlet channel 442 to block the rear end of the second air outlet channel 442.

The air outlet frame component 6 comprises a frame body 60 and two air duct partition plates 66, the bottom of the frame body 60 and the bottom of the through-flow volute 52 jointly cover the first air outflow opening 46, the bottom of the frame body 60 and the bottom of the through-flow volute 52 jointly define two communication openings 67, the two communication openings 67 are arranged at intervals along the left-right direction, and the communication openings 67 are used for communicating the first air outflow opening 46 and the first centrifugal air outlet channel 44. The bottom of the frame 60 is provided with a first cover plate 69, and the first sub-communication ports 68 are positioned at the left side and the right side of the first cover plate 69; the bottom of the through-flow scroll 52 has second cover plates 572, the second sub-communication ports 58 are located on both left and right sides of the second cover plates 572, the first cover plates 69 and the second cover plates 572 jointly cover the first air outflow opening 46, and the first cover plates 69 and the second cover plates 572 can jointly constitute the bottom wall of the through-flow air duct 51.

The two air duct baffles 66 are arranged in the frame body 60, the two air duct baffles 66 are arranged at intervals along the left-right direction, the two air duct baffles 66 divide the channels in the frame body 60 into a first channel 63, a second channel 64 and a third channel 65, the first channel 63, the second channel 64 and the third channel 65 are sequentially arranged along the left-right direction, wherein the through-flow air channel 51 comprises the second channel 64, the two air duct baffles 66 are connected with the air outlet end 520 of the through-flow volute 52, the first air outlet channel 441 comprises the first channel 63, and the second air outlet channel 442 comprises the third channel 65.

The first channel 63 is internally provided with a first reinforcing rod 661, and the left and right ends of the first reinforcing rod 661 are respectively connected with the left and right side walls of the first channel 63; a second reinforcing rod 662 is arranged in the second channel 64, and the left and right ends of the second reinforcing rod 662 are respectively connected with the left and right side walls of the second channel 64; the third channel 65 is provided with a third reinforcing rod 663, and the left and right ends of the third reinforcing rod 663 are respectively connected with the left and right side walls of the third channel 65.

The rear end of the frame body 60 is formed with a second burring 62, and the second burring 62 is located at the right end of the frame body 60, and the second baffle 55 has a fourth connection portion 551, the fourth connection portion 551 being opposite to and connected to the second burring 62 in the front-rear direction; the second flange portion 62 is located at the front side of the fourth connection portion 551, a portion of the surface of the fourth connection portion 551 that forms an inner wall surface of the second air outlet channel 442 is a connection wall surface 552, and a surface of the frame 60 adjacent to the second flange portion 62 facing the first centrifugal air outlet channel 44 is disposed flush with the connection wall surface 552.

One or more first positioning columns 553 are formed on the second baffle plate 55, one or more first mounting holes 554 are also formed on the second baffle plate 55, and the first positioning columns 553 and the first mounting holes 554 are arranged at intervals along the height direction of the second baffle plate 55; the second flanging part 62 of the frame 60 is provided with first positioning holes 621 and second mounting holes 622, the first positioning holes 621 and the first positioning columns 553 are the same in number and correspond to each other, and the first mounting holes 554 and the second mounting holes 622 are the same in number and correspond to each other; the first positioning posts 553 may penetrate through the first positioning holes 621 to position the second baffle 55 to the frame 60, and the fasteners may penetrate through the second mounting holes 622 and the first mounting holes 554 to mount and fix the frame 60 to the second baffle 55.

The centrifugal air duct component 4 includes a centrifugal volute 42 and a centrifugal wind wheel 43, and a wire passing hole 421 is formed on the centrifugal volute 42, and a motor wire of the second motor 5a is adapted to be routed through the wire passing hole 421. The centrifugal volute 42 has a centrifugal air duct 41 communicating with the air inlet 110, the centrifugal wind wheel 43 is provided in the centrifugal air duct 41, the motor for driving the centrifugal wind wheel 43 to rotate is the first motor 4a, and the rotation axis of the centrifugal wind wheel 43 extends in the front-rear direction.

The centrifugal volute 42 is provided with an air inlet 45, a first air outlet 46 and a second air outlet 47, the air inlet 45 is communicated with the centrifugal air duct 41 and the air inlet 110, the first air outlet 46 faces upwards, the first air outlet 46 is suitable for communicating the centrifugal air duct 41 with the first centrifugal air outlet channel 44, and the first centrifugal air outlet channel 44 is communicated with the second sub-air outlet 123; the second air flow outlet 47 is directed to the front side, the second air flow outlet 47 being adapted to communicate with the second air outlet 124. The centrifugal air duct 41 comprises a wind wheel cavity 411 and a centrifugal air outlet cavity 412, wherein an air flow inlet 45 is formed in the rear side wall of the wind wheel cavity 411, the centrifugal wind wheel 43 is positioned in the wind wheel cavity 411, the centrifugal air outlet cavity 412 is positioned above the wind wheel cavity 411, a first air flow outlet 46 is formed in the top wall of the centrifugal air outlet cavity 412, and a second air flow outlet 47 is formed in the front side wall of the centrifugal air outlet cavity 412.

The air outlet member 7 defines a second centrifugal air outlet channel 70 therein, the second centrifugal air outlet channel 70 extending obliquely downward in a rear-to-front direction, the second centrifugal air outlet channel 70 being adapted to communicate the second air flow outlet 47 with the second air outlet 124. The air outlet member 7 has an inlet end 71 and an outlet end 72, the inlet end 71 being connected to the centrifugal volute 42 and being opposite the second air flow outlet 47, and the outlet end 72 being opposite the second air outlet 124. The inlet end 71 of the air outlet 7 is formed with a sealing flange 711, the outer peripheral edge of the second air flow outlet 47 is formed with a butt joint surface 423, the butt joint surface 423 surrounds the outer peripheral side of the second air flow outlet 47, and the sealing flange 711 is connected with the butt joint surface 423.

The centrifugal air duct component 4 further includes an air duct switching door 73, the air duct switching door 73 being rotatably connected to the centrifugal volute 42, and the motor driving the air duct switching door 73 to rotate. The motor for driving the air duct switching door 73 to move is an air door motor 74, and the air door motor 74 is mounted on the centrifugal volute 42 and located outside the centrifugal air duct 41. The damper motor 74 has a mounting lug that is connected to the centrifugal volute 42 by fasteners. The air duct switching door 73 includes a door body and door shafts connected at opposite ends of the door body, and opposite ends of the centrifugal scroll 42 are respectively formed with door shaft holes, the door shafts being rotatably fitted in the door shaft holes, and a motor shaft of the damper motor 74 is connected to one of the door shafts.

The duct switching door 73 has a first position, a second position, and a third position. When the air duct switching door 73 is at the first position, the air duct switching door 73 closes the first air flow outlet 46 and opens the second air flow outlet 47, the centrifugal air duct 41 is communicated with the second centrifugal air outlet channel 70, and the air flow in the centrifugal air duct 41 can enter the second centrifugal air outlet channel 70 through the second air flow outlet 47 and is discharged through the second air outlet 124. The first airflow outlet 46 of the centrifugal volute 42 is provided with a plurality of limiting protrusions 422, and when the air duct switching door 73 is at the first position, the limiting protrusions 422 are abutted against the upper surface of the air duct switching door 73.

When the air duct switching door 73 is in the second position, the air duct switching door 73 closes the second air flow outlet 47 and opens the first air flow outlet 46, the centrifugal air duct 41 is communicated with the first centrifugal air outlet channel 44, and air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air flow outlet 46 and is discharged through the first air outlet 121.

When the air duct switching door 73 is at the third position, the air duct switching door 73 opens the second air flow outlet 47 and opens the first air flow outlet 46, the centrifugal air duct 41 is communicated with the second centrifugal air outlet channel 70, and air flow in the centrifugal air duct 41 can enter the second centrifugal air outlet channel 70 through the second air flow outlet 47 and is discharged through the second air outlet 124; meanwhile, the centrifugal air duct 41 is communicated with the first centrifugal air outlet channel 44, and air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air outlet 46 and is discharged through the first air outlet 121.

The air conditioner has a cooling mode in which the air duct switching door 73 is located at the second position, and a centrifugal air duct 41 is communicated with the first centrifugal air outlet duct 44 and is blocked from the second centrifugal air outlet duct 70.

The flow process of the air flow is as follows: the centrifugal wind wheel 43 rotates, indoor air can enter the air inlet cavity 13 through the air inlet 110, air flow entering the air inlet cavity 13 can exchange heat with the heat exchanger component 20, the air flow after heat exchange can enter the centrifugal air duct 41 through the air flow inlet 45, and the air flow in the centrifugal air duct 41 can enter the first centrifugal air outlet channel 44 through the first air flow outlet 46 and is blown out of the shell 10 through the second sub air outlet 123; meanwhile, the cross flow wind wheel 59 rotates, the air flow after heat exchange in the air inlet cavity 13 can also enter the cross flow air duct 50, and the air flow in the cross flow air duct 50 can be blown out of the casing 10 through the cross flow air outlet channel 51 and the first sub air outlet 122. The cold air is easy to sink, and the positions of the first sub-air outlet 122 and the second sub-air outlet 123 are higher, and the blown cold air can be spread downwards and far away so as to enlarge the coverage area of the air flow, so that the cold air can be quickly mixed with indoor air, and quick cooling is realized.

In the heating mode, the air duct switching door 73 is located at the first position, and the centrifugal air duct 41 is blocked from the first centrifugal air outlet passage 44 and communicates with the second centrifugal air outlet passage 70.

The flow process of the air flow is as follows: the centrifugal wind wheel 43 rotates, indoor air can enter the air inlet cavity 13 through the air inlet 110, air flow entering the air inlet cavity 13 can exchange heat with the heat exchanger component 20, the air flow after heat exchange can enter the centrifugal air duct 41 through the air flow inlet 45, and the air flow in the centrifugal air duct 41 can enter the second centrifugal air outlet channel 70 through the second air flow outlet 47 and is blown out of the casing 10 through the second air outlet 124; the hot air easily floats up, while the second air outlet 124 is located lower, and the blown hot air can spread upward and away to increase the coverage area of the air flow. Meanwhile, the cross flow wind wheel 59 rotates, the air flow after heat exchange in the air inlet cavity 13 can also enter the cross flow air duct 50, and the air flow in the cross flow air duct 50 can be blown out of the casing 10 through the cross flow air duct 51 and the first sub air outlet 122, so that the air outlet quantity is increased, hot air can be quickly mixed with indoor air, and quick temperature rise is realized.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, "plurality" means two or more.

In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An air conditioner, comprising:

the shell is provided with an air inlet, a first air outlet and a second air outlet, wherein the second air outlet is positioned below the first air outlet, and the first air outlet comprises a first sub air outlet and a second sub air outlet which are mutually separated along the left-right direction;

a heat exchanger component disposed within the housing;

the air duct component is arranged in the shell and comprises a centrifugal air duct component and a cross flow air duct component, the centrifugal air duct component is positioned below the cross flow air duct component, the cross flow air duct component comprises a cross flow volute and a cross flow wind wheel, the cross flow volute is provided with a cross flow air duct communicated with the air inlet, the cross flow wind wheel is arranged in the cross flow air duct, the centrifugal air duct component comprises a centrifugal volute and a centrifugal wind wheel, the centrifugal volute is provided with a centrifugal air duct communicated with the air inlet, the centrifugal wind wheel is arranged in the centrifugal air duct, and the air duct component is also provided with a cross flow air outlet channel and a first centrifugal air outlet channel which are mutually separated and distributed along the left-right direction;

The centrifugal volute is provided with an airflow inlet, a first airflow outlet and a second airflow outlet, the airflow inlet is communicated with the centrifugal air duct and the air inlet, the first airflow outlet is communicated with the centrifugal air duct and the first centrifugal air outlet, the first centrifugal air outlet is communicated with the second sub-air outlet, and the second airflow outlet is communicated with the second air outlet.

2. The air conditioner according to claim 1, wherein the number of the second sub-air outlets is two and the second sub-air outlets are located at the left and right sides of the first sub-air outlets, the number of the first centrifugal air outlet channels is two and the first centrifugal air outlet channels are located at the left and right sides of the through air outlet channel, and the two first centrifugal air outlet channels correspond to the two second sub-air outlets respectively.

3. The air conditioner of claim 2, wherein two barrier strips are arranged in the first air outlet at intervals along the left-right direction, so as to divide the first air outlet into a first sub air outlet and two second sub air outlets.

4. The air conditioner of claim 1, wherein the air inlet is formed at the rear of the housing and extends in an up-down direction, an air inlet cavity communicated with the air inlet is defined between the housing and the air duct assembly, the heat exchanger component is located in the air inlet cavity, the air inlet and the through-flow air duct are both communicated with the air inlet cavity, the rotation axis of the centrifugal wind wheel extends in the front-rear direction, and the first air outlet and the second air outlet are both formed at the front side wall of the housing.

5. The air conditioner of claim 4, wherein the air duct assembly comprises an air outlet frame member positioned above the centrifugal air duct member and on a front side of the through-flow air duct member, the first air flow outlet being directed upward, a bottom of the air outlet frame member and a bottom of the through-flow volute together capping the first air flow outlet, the bottom of the air outlet frame member and the bottom of the through-flow volute together defining a communication port for communicating the first air flow outlet and a first centrifugal air outlet channel;

wherein, the air outlet frame component and the through-flow air duct component jointly define the through-flow air outlet channel and the first centrifugal air outlet channel, or the air outlet frame component, the through-flow air duct component and the heat exchanger component jointly define the through-flow air outlet channel and the first centrifugal air outlet channel.

6. The air conditioner according to claim 5, wherein the number of the second sub-outlets is two and the second sub-outlets are located at the left and right sides of the first sub-outlets, the number of the first centrifugal air outlet channels is two and the first centrifugal air outlet channels are located at the left and right sides of the through air outlet channel, the two first centrifugal air outlet channels correspond to the two first sub-outlets respectively, and the two first centrifugal air outlet channels are a first air outlet channel and a second air outlet channel respectively;

The air outlet frame component comprises a frame body and two air duct baffles, the bottom of the frame body and the bottom of the through-flow volute are jointly covered by the first air outflow opening, the bottom of the frame body and the bottom of the through-flow volute are jointly limited to form two communication openings which are arranged at intervals along the left-right direction, the two air duct baffles are arranged in the frame body and are arranged at intervals along the left-right direction, so that channels in the frame body are divided into a first channel, a second channel and a third channel which are sequentially arranged along the left-right direction, wherein the through-flow air outlet channel comprises the second channel, the two air duct baffles are connected with the air outlet end of the through-flow volute, the first air outlet channel comprises the first channel, and the second air outlet channel comprises the third channel.

7. The air conditioner of claim 6, wherein a first reinforcing rod is arranged in the first channel, and the left and right ends of the first reinforcing rod are respectively connected with the left and right side walls of the first channel; a second reinforcing rod is arranged in the second channel, and the left end and the right end of the second reinforcing rod are respectively connected with the left side wall and the right side wall of the second channel; and a third reinforcing rod is arranged in the third channel, and the left end and the right end of the third reinforcing rod are respectively connected with the left side wall and the right side wall of the third channel.

8. The air conditioner of claim 6, wherein the through-flow volute comprises a through-flow volute body, a first baffle and a second baffle, the through-flow air duct is formed in the through-flow volute body, and the first baffle and the second baffle are respectively connected to the left side and the right side of the through-flow volute body;

the first baffle is located between the first air outlet channel and the air inlet cavity to separate the first air outlet channel from the air inlet cavity, the second baffle is located at the rear end of the second air outlet channel to seal the rear end of the second air outlet channel, and the second baffle is connected with the frame body.

9. The air conditioner of claim 8, wherein the heat exchanger component comprises a heat exchanger and a heat exchanger bracket provided to the heat exchanger, and the first baffle and the frame are connected to the heat exchanger bracket.

10. The air conditioner of claim 9, wherein the heat exchanger bracket includes a first bracket portion and a second bracket portion, the first bracket portion and the second bracket portion being disposed at an angle therebetween and defining a portion of the first air outlet passage, the first bracket portion being connected to the first baffle, the second bracket portion being connected to the frame.

11. The air conditioner according to claim 1, wherein a fourth reinforcing rod is arranged in the through-flow air duct, the left and right ends of the fourth reinforcing rod are respectively connected with the left and right side walls of the through-flow air duct, and the fourth reinforcing rod is positioned on the downstream side of the through-flow wind wheel.

12. The air conditioner of claim 1, wherein a fifth reinforcing rod is arranged in the second sub-air outlet, and the left and right ends of the fifth reinforcing rod are respectively connected with the left and right side walls of the second sub-air outlet.

13. The air conditioner of claim 1, wherein the heat exchanger component comprises a heat exchanger and electric auxiliary heat, the through-flow volute comprises a volute bottom plate positioned at the bottom of the through-flow volute, an avoidance gap is formed on one side of the volute bottom plate adjacent to the heat exchanger component, and the avoidance gap is used for avoiding the electric auxiliary heat.

14. The air conditioner of claim 1, wherein the air duct assembly includes an air outlet member defining a second centrifugal air outlet passage therein, the second centrifugal air outlet passage being adapted to communicate the second air flow outlet with the second air outlet, the air outlet member having an inlet end and an outlet end, the inlet end being connected to the centrifugal volute and opposite the second air flow outlet, the outlet end being opposite the second air outlet.

15. The air conditioner of claim 14, wherein the centrifugal air duct is selectively communicated or blocked from the first centrifugal air outlet passage; and/or, the centrifugal air duct is selectively communicated or separated from the second centrifugal air outlet channel.

16. The air conditioner of claim 15, wherein the centrifugal air duct member further comprises an air duct switching door movably provided to the centrifugal scroll for opening or closing the first air flow outlet and the second air flow outlet.

17. The air conditioner of claim 16, wherein the duct switching door is rotatably connected to the centrifugal scroll.

18. The air conditioner of claim 17, wherein the duct switching door has a first position and a second position;

in the first position, the air duct switching door closes the first air flow outlet and opens the second air flow outlet; in the second position, the duct switching door closes the second airflow outlet and opens the first airflow outlet.

19. The air conditioner of claim 18 wherein the duct switch door has a third position, the third position being between the first position and the third position, the third position wherein the duct switch door opens the second airflow outlet and opens the first airflow outlet.

20. The air conditioner of claim 14, wherein the second air outlets are formed in a front side wall of the cabinet, and the second centrifugal air outlet passages extend obliquely downward in a rear-to-front direction.

21. An air conditioner according to any one of claims 15 to 20 wherein the air conditioner has a cooling mode and a heating mode;

in the refrigeration mode, the centrifugal air duct is communicated with the first centrifugal air outlet channel and is separated from the second centrifugal air outlet channel;

in the heating mode, the centrifugal air duct is separated from the first centrifugal air outlet channel and is communicated with the second centrifugal air outlet channel.