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CN-224201774-U - Air conditioner indoor unit and air conditioning unit

CN224201774UCN 224201774 UCN224201774 UCN 224201774UCN-224201774-U

Abstract

The disclosure relates to an air conditioning indoor unit and an air conditioning unit, wherein the air conditioning indoor unit comprises a shell (1) provided with a first air outlet (10), a second air outlet (20) and a bottom plate (12), wherein the shell (1) comprises a top plate (11) and a bottom plate (12), the first air outlet (10) is arranged on the top plate (11) and is used for air outlet in a refrigerating mode, the second air outlet (20) is arranged on the bottom plate (12) and is used for air outlet in a heating mode, the air blower (2 ') comprises a volute assembly (2), the volute assembly (2) comprises a fixed volute (21) and a movable volute (22), the movable volute (22) is rotatably arranged in the fixed volute (21) around the central axis of the air blower (2') so that the air conditioning indoor unit can be switched between an upper air outlet state in the refrigerating mode and a lower air outlet state in the heating mode, and the central axis extends in a first direction (x).

Inventors

  • DU HUI
  • LIU HUA
  • XIONG JIANGUO

Assignees

  • 珠海格力电器股份有限公司

Dates

Publication Date
20260505
Application Date
20250507

Claims (19)

  1. 1. An air conditioning indoor unit, comprising: The shell (1) is provided with a first air outlet (10), a second air outlet (20), the shell (1) comprises a top plate (11) and a bottom plate (12), the first air outlet (10) is arranged on the top plate (11) and used for air outlet in a refrigerating mode, the second air outlet (20) is arranged on the bottom plate (12) and used for air outlet in a heating mode, and The fan (2 ') comprises a volute assembly (2), the volute assembly (2) comprises a fixed volute (21) and a movable volute (22), the movable volute (22) is rotatably arranged in the fixed volute (21) around the central axis of the fan (2'), so that the indoor unit of the air conditioner is switched between an upper air outlet state of a refrigerating mode and a lower air outlet state of a heating mode, and the central axis extends along a first direction (x).
  2. 2. The indoor unit of claim 1, wherein the casing (1) has a first air return port (30) and a second air return port (40), the first air return port (30) is at least disposed in a bottom region of the casing (1) and is used for cooling mode air return, the second air return port (40) is at least disposed in a top region of the casing (1) and is used for heating mode air return, and the first air return port (30) and the second air return port (40) are both communicated with an air inlet (220) of the volute assembly (2).
  3. 3. An air conditioning indoor unit according to claim 2, characterized in that the housing (1) further comprises a front plate (14), the front plate (14) being connected between the top plate (11) and the bottom plate (12); The indoor unit of the air conditioner further comprises a heat exchanger (3) extending along the first direction (x), the heat exchanger (3) is arranged between the fan (2') and the front plate (14) along the second direction (y), the second direction (y) is perpendicular to the first direction (x), a return air duct is formed between the heat exchanger (3) and the front plate (14), and the return air duct is communicated with the first return air duct (30) and the second return air duct (40).
  4. 4. An indoor unit for an air conditioner according to claim 3, wherein the first air return opening (30) and the first air outlet (10) are located on both sides of the heat exchanger (3) along the second direction (y), the second air return opening (40) and the second air outlet (20) are located on both sides of the heat exchanger (3) along the second direction (y), the second air return opening (40) is located close to the front plate (14) with respect to the first air outlet (10), and the first air return opening (30) is located close to the front plate (14) with respect to the second air outlet (20).
  5. 5. An indoor unit for air conditioning according to claim 3, wherein the heat exchanger (3) comprises a first heat exchanger plate (31) and a second heat exchanger plate (32), the first heat exchanger plate (31) and the second heat exchanger plate (32) being connected at an obtuse included angle with the opening of the included angle facing the fan (2').
  6. 6. An indoor unit for an air conditioner according to claim 2, wherein, The second air return opening (40) is arranged on the top plate (11), and/or The shell (1) further comprises a front plate (14), the front plate (14) is connected between the top plate (11) and the bottom plate (12), the front plate (14) is connected with the bottom plate (12) through a transition plate (16), and the first air return opening (30) is arranged in the transition plate (16).
  7. 7. The indoor unit of claim 2, wherein the first return air port (30) is rotatably provided with a first baffle (121), and the second return air port (40) is rotatably provided with a second baffle (111); When the air conditioning indoor unit is in the lower air outlet state, the second guide plate (111) is opened obliquely upwards relative to the second air return opening (40), the first guide plate (121) covers the first air return opening (30), and when the air conditioning indoor unit is in the upper air outlet state, the first guide plate (121) is opened outwards relative to the first air return opening (30), and the second guide plate (111) covers the second air return opening (40).
  8. 8. An air conditioning indoor unit according to claim 2, characterized in that the housing (1) further comprises a front plate (14), the front plate (14) being connected between the top plate (11) and the bottom plate (12); When the indoor unit of the air conditioner is in the upper air outlet state or the lower air outlet state, the front plate (14) integrally translates outwards to form an air inlet area around, and the air inlet area is used as the first air return opening (30) or the second air return opening (40).
  9. 9. The indoor unit of claim 1, wherein a third baffle (112) is rotatably provided at the first air outlet (10), and a fourth baffle (122) is rotatably provided at the second air outlet (20); When the air conditioning indoor unit is in the upper air outlet state, the third guide plate (112) is opened obliquely upwards relative to the first air outlet (10), the fourth guide plate (122) covers the second air outlet (20), and when the air conditioning indoor unit is in the lower air outlet state, the fourth guide plate (122) is opened obliquely downwards relative to the second air outlet (20), and the third guide plate (112) covers the first air outlet (10).
  10. 10. An indoor unit for air conditioning according to claim 9, wherein the housing (1) further comprises a front plate (14), the front plate (14) being connected between the top plate (11) and the bottom plate (12), the third baffle (112) being rotatably connected to an end of the first air outlet (10) remote from the front plate (14) in a second direction (y), the second direction (y) being perpendicular to the first direction (x).
  11. 11. An indoor unit for an air conditioner according to claim 1, wherein, The acute angle between the air outlet direction of the second air outlet (20) and the horizontal plane is 60-70 degrees, and/or The acute included angle between the air outlet direction of the first air outlet (10) and the horizontal plane is not more than 30 degrees.
  12. 12. The indoor unit of any one of claims 1-11, wherein the volute assembly (2) has an air inlet (220), the stationary volute (21) includes an upper air outlet (211) and a lower air outlet (212), the upper air outlet (211) is communicated with the first air outlet (10), and the lower air outlet (212) is communicated with the second air outlet (20); The upper air outlet state is characterized in that the air inlet (220) is communicated with the upper air outlet (211) to form a first air outlet air channel for air outlet in the refrigerating mode, and the lower air outlet state is characterized in that the air inlet (220) is communicated with the lower air outlet (212) to form a second air outlet air channel for air outlet in the heating mode.
  13. 13. An indoor unit for air conditioning according to claim 12, wherein the housing (1) further comprises a front plate (14), the front plate (14) being connected between the top plate (11) and the bottom plate (12), the upper air outlet (211) being located along a second direction (y) on a side of the lower air outlet (212) closer to the front plate (14), the second direction (y) being perpendicular to the first direction (x).
  14. 14. The indoor unit of claim 12, wherein the acute included angle between the air outlet direction of the lower air outlet (212) and the horizontal plane is 60 ° to 70 °.
  15. 15. An indoor unit for air conditioning according to claim 12, wherein the casing (1) further comprises a front plate (14), the front plate (14) being connected between the top plate (11) and the bottom plate (12), and a projection point perpendicular to the first direction (x) being taken as an included angle peak in a projection plane perpendicular to the first direction (x), a first line connecting a center of the upper air outlet (211) and the included angle peak and a second line connecting a center of the lower air outlet (212) and the included angle peak being at a preset included angle (α) towards a side of the front plate (14), the preset included angle (α) being in a range of 130 ° to 180 °.
  16. 16. An air conditioning indoor unit according to claim 15, characterized in that the preset included angle (a) ranges from 150 ° to 170 °.
  17. 17. An indoor unit of air conditioner according to any one of claims 1-11, wherein one end of the movable scroll (22) is provided with a stop portion (221), and the stop portion (221) is configured to abut against and be limited by an inner wall of the stationary scroll (21) in a state in which the movable scroll (22) rotates in place.
  18. 18. An indoor unit for an air conditioner according to any one of claims 1-11, wherein the fans (2 ') are arranged at intervals along the first direction (x), the fans (2 ') further comprise centrifugal fan blades (23), the indoor unit further comprises a driving component and a connecting piece (4), the output end of the driving component is connected to the connecting piece (4), and the connecting piece (4) is connected between the centrifugal fan blades (23) of two adjacent fans (2 ').
  19. 19. An air conditioning unit comprising the air conditioning indoor unit according to any one of claims 1 to 18.

Description

Air conditioner indoor unit and air conditioning unit Technical Field The disclosure relates to the technical field of air conditioning units, and in particular relates to an air conditioning indoor unit and an air conditioning unit. Background At present, the air conditioner hanging machine realizes cold and hot air direction conversion by arranging an air deflector at the outlet of the fan, but forcibly realizes air direction conversion by the air deflector, has large air flow impact loss and poor air flow conversion effect, and has poor refrigerating and heating effects. Disclosure of utility model The embodiment of the disclosure provides an air conditioner indoor unit and an air conditioning unit, which can optimize refrigerating and heating effects. According to one aspect of the disclosure, an air conditioner indoor unit is provided, comprising a housing having a first air outlet, a second air outlet, the housing comprising a top plate and a bottom plate, the first air outlet being provided at the top plate and used for cooling mode air outlet, the second air outlet being provided at the bottom plate and used for heating mode air outlet, and The fan comprises a volute assembly, the volute assembly comprises a fixed volute and a movable volute, the movable volute is rotatably arranged in the fixed volute around the central axis of the fan, so that the indoor unit of the air conditioner is switched between an upper air outlet state of a refrigerating mode and a lower air outlet state of a heating mode, and the central axis extends along a first direction. In some embodiments, the housing has a first return air inlet disposed at least in a bottom region of the housing and for cooling mode return air, and a second return air inlet disposed at least in a top region of the housing and for heating mode return air, both in communication with the air inlet of the volute assembly. In some embodiments, the housing further comprises a front plate connected between the top plate and the bottom plate; the air conditioner indoor unit further comprises a heat exchanger extending along the first direction, the heat exchanger is arranged between the fan and the front plate along the second direction, the second direction is perpendicular to the first direction, a return air channel is formed between the heat exchanger and the front plate, and the return air channel is communicated with the first return air inlet and the second return air inlet. In some embodiments, the first air return opening and the first air outlet are located at two sides of the heat exchanger along the second direction, the second air return opening and the second air outlet are located at two sides of the heat exchanger along the second direction, the second air return opening is located near the front plate relative to the first air outlet, and the first air return opening is located near the front plate relative to the second air outlet. In some embodiments, the heat exchanger comprises a first heat exchange plate and a second heat exchange plate, the first heat exchange plate and the second heat exchange plate are connected at an obtuse included angle, and an opening of the included angle faces the fan. In some embodiments of the present invention, in some embodiments, The second air return opening is arranged on the top plate and/or The shell also comprises a front plate, the front plate is connected between the top plate and the bottom plate, the front plate is connected with the bottom plate through a transition plate, and the first air return opening is formed in the transition plate. In some embodiments, the first air return opening is rotatably provided with a first guide plate, and the second air return opening is rotatably provided with a second guide plate; Under the condition that the indoor unit of the air conditioner is in a lower air outlet state, the second guide plate is opened obliquely upwards relative to the second air return port, and the first guide plate covers the first air return port; under the condition that the indoor unit of the air conditioner is in an upper air outlet state, the first guide plate is outwards opened relative to the first air return opening, and the second guide plate covers the second air return opening. In some embodiments, the housing further comprises a front plate connected between the top plate and the bottom plate; Under the condition that the indoor unit of the air conditioner is in an upper air outlet state or a lower air outlet state, the front plate integrally translates outwards to form an air inlet area around, and the air inlet area is used as the first air return opening or the second air return opening. In some embodiments, the first air outlet is rotatably provided with a third deflector, and the second air outlet is rotatably provided with a fourth deflector; The third guide plate is opened obliquely upwards relative to the first air outlet when the indoor unit of the air condition