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CN-224201776-U - Air conditioner indoor unit and air conditioning unit

CN224201776UCN 224201776 UCN224201776 UCN 224201776UCN-224201776-U

Abstract

The invention relates to an air conditioner indoor unit and an air conditioner unit, wherein the air conditioner indoor unit comprises a shell (1) and a fan, the shell comprises two side plates (13), the two side plates (13) are connected between a top plate (11) and a bottom plate (12) and are oppositely arranged at intervals along a first direction (x), a first opening (10) for air outlet of a refrigerating mode is formed in the top plate (11), a second opening (20) for air outlet of a heating mode is formed in the bottom plate (12), a third opening (30) for air return is formed in at least one side plate (13), the fan 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, so that the air conditioner indoor unit is switched between an upper air outlet state of the refrigerating mode and a lower air outlet state of the heating mode, and the central axis extends along the first direction (x). The indoor unit of the air conditioner can optimize the refrigerating and heating effects.

Inventors

  • DU HUI
  • CHEN ZEBO

Assignees

  • 珠海格力电器股份有限公司

Dates

Publication Date
20260505
Application Date
20250507

Claims (18)

  1. 1. An air conditioning indoor unit, comprising: The shell (1) comprises a top plate (11), a bottom plate (12) and two side plates (13), wherein the two side plates (13) are connected between the top plate (11) and the bottom plate (12) and are arranged at intervals along a first direction (x), a first opening (10) for air outlet in a refrigeration mode is arranged on the top plate (11), a second opening (20) for air outlet in a heating mode is arranged on the bottom plate (12), a third opening (30) for return air is arranged on at least one side plate (13), and The fan comprises a volute component (2), the volute component (2) comprises a fixed volute (21) and a movable volute (22), the movable volute (22) comprises an air inlet (220) communicated with a third opening (30), the movable volute (22) is rotatably arranged in the fixed volute (21) 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 (x).
  2. 2. The indoor unit of claim 1, wherein the stationary scroll (21) includes an upper air outlet (211) and a lower air outlet (212), the upper air outlet (211) being in communication with the first opening (10), the lower air outlet (212) being in communication with the second opening (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.
  3. 3. An indoor unit for air conditioning according to claim 2, wherein the casing (1) further comprises a front plate (14) and a rear plate (15) opposite and spaced apart along a second direction (y), the second direction (y) being perpendicular to the first direction (x), the upper air outlet (211) being located along the second direction (y) on a side of the lower air outlet (212) remote from the rear plate (15).
  4. 4. An indoor unit for air conditioning according to claim 2, wherein the acute included angle between the air outlet direction of the lower air outlet (212) and the horizontal plane is 60 ° to 70 °.
  5. 5. An air conditioning indoor unit according to claim 1, characterized in that both side panels (13) are provided with the third opening (30), the air conditioning indoor unit further comprising: The heat exchanger (3) comprises a first heat exchange plate (31) and a second heat exchange plate (32), wherein the first heat exchange plate (31) is arranged between one side plate (13) and the fan closest to the side plate (13), and the second heat exchange plate (32) is arranged between the other side plate (13) and the fan closest to the side plate (13).
  6. 6. An indoor unit for air conditioning according to claim 5, wherein the housing (1) further comprises a front plate (14) and a rear plate (15) opposite and spaced apart along a second direction (y), the heat exchanger (3) further comprises a third heat exchanger plate (33), the third heat exchanger plate (33) being connected between the first heat exchanger plate (31) and the second heat exchanger plate (32), and the third heat exchanger plate (33) being located between the fan and the front plate (14) along a second direction (y), the second direction (y) being perpendicular to the first direction (x).
  7. 7. An indoor unit for air conditioning according to claim 6, wherein the third heat exchange plate (33) and the front plate (14) are disposed at intervals along the second direction (y) such that an air flow passage is formed between the third heat exchange plate (33) and the front plate (14).
  8. 8. An air conditioning indoor unit according to claim 6, characterized in that the front panel (14) is provided with a fourth opening for return air.
  9. 9. An indoor unit according to claim 1, wherein the fan further comprises centrifugal fan blades (23), the fan is arranged at intervals along the first direction (x), 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.
  10. 10. The indoor unit of claim 1, wherein the air inlet (220) is located on the central axis, and the third opening (30) and the air inlet (220) are disposed opposite to each other.
  11. 11. An indoor unit for air conditioning according to claim 2, wherein the casing (1) further comprises a front plate (14) and a rear plate (15) opposite to each other along a second direction (y) and disposed at intervals, the second direction (y) is perpendicular to the first direction (x), in a projection plane perpendicular to the first direction (x), a projection point of the central axis is taken as an included angle vertex, and a first line connecting a center of the upper air outlet (211) and the included angle vertex and a second line connecting a center of the lower air outlet (212) and the included angle vertex form a preset included angle on a side facing the front plate (14), and the preset included angle ranges from 130 ° to 180 °.
  12. 12. An indoor unit for air conditioning according to claim 11, wherein the predetermined angle is in the range of 150 ° to 170 °.
  13. 13. An indoor unit for an air conditioner according to claim 1, wherein, The acute included angle between the air outlet direction of the second opening (20) and the horizontal plane is 60-70 degrees, and/or The acute included angle between the air outlet direction of the first opening (10) and the horizontal plane is not more than 30 degrees.
  14. 14. An indoor unit for air conditioning according to any of claims 1 to 13, wherein the top plate (11) includes a first baffle (111), the first baffle (111) being rotatable relative to the first opening (10); When the air conditioning indoor unit is in the upper air outlet state, the first guide plate (111) is opened obliquely upwards relative to the first opening (10), and when the air conditioning indoor unit is in the lower air outlet state or the shutdown state, the first guide plate (111) covers the first opening (10).
  15. 15. An indoor unit for air conditioning according to claim 14, wherein the housing (1) further comprises a front plate (14) and a rear plate (15) opposite and spaced apart along a second direction (y), the first baffle (111) being rotatably connected to an end of the first opening (10) remote from the front plate (14) along the second direction (y), the second direction (y) being perpendicular to the first direction (x).
  16. 16. The indoor unit of any one of claims 1-13, wherein the base plate (12) includes a second baffle (112), the second baffle (112) being rotatable relative to the second opening (20); The second deflector (112) is opened obliquely downward with respect to the second opening (20) when the air conditioning indoor unit is in the down-air outlet state, and the second deflector (112) covers the second opening (20) when the air conditioning indoor unit is in the up-air outlet state or in the off state.
  17. 17. An air conditioning indoor unit according to any of claims 1-13, characterized in that a grille is provided at the third opening (30), the grille being configured to allow return air to pass through the third opening (30) when the air conditioning indoor unit is on, and to close the third opening (30) when the air conditioning indoor unit is off.
  18. 18. An air conditioning unit comprising the air conditioning indoor unit according to any one of claims 1 to 17.

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 an aspect of the present disclosure, there is provided an air conditioner indoor unit including: The shell comprises a top plate, a bottom plate and two side plates, wherein the two side plates are connected between the top plate and the bottom plate and are arranged at intervals along a first direction, a first opening for air outlet in a refrigeration mode is arranged on the top plate, a second opening for air outlet in a heating mode is arranged on the bottom plate, a third opening for return air is arranged on at least one side plate, and The fan comprises a volute assembly, the volute assembly comprises a fixed volute and a movable volute, the movable volute comprises an air inlet communicated with a third opening, 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 can be 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 fixed scroll includes an upper air outlet and a lower air outlet, the upper air outlet being in communication with the first opening, the lower air outlet being in communication with the second opening; the air inlet is communicated with the upper air outlet in an upper air outlet state to form a first air outlet air channel for air outlet in a refrigerating mode, and is communicated with the lower air outlet in a lower air outlet state to form a second air outlet air channel for air outlet in a heating mode. In some embodiments, the housing further includes a front plate and a rear plate opposite and spaced apart along a second direction, the second direction being perpendicular to the first direction, and the upper air outlet is located on a side of the lower air outlet away from the rear plate along the second direction. In some embodiments, the acute included angle between the air outlet direction of the lower air outlet and the horizontal plane is 60 ° to 70 °. In some embodiments, the third openings are formed on both side plates, and the air conditioner indoor unit further includes: The heat exchanger comprises a first heat exchange plate and a second heat exchange plate, wherein the first heat exchange plate is arranged between one side plate and the fan closest to the side plate, and the second heat exchange plate is arranged between the other side plate and the fan closest to the side plate. In some embodiments, the housing further includes front and rear plates disposed opposite and spaced apart along a second direction, the heat exchanger further includes a third heat exchange plate connected between the first and second heat exchange plates, and the third heat exchange plate is located between the blower and the front plate along the second direction, the second direction being perpendicular to the first direction. In some embodiments, the third heat exchanger plate and the front plate are spaced apart in the second direction such that an air flow channel is formed between the third heat exchanger plate and the front plate. In some embodiments, a fourth opening for return air is provided in the front panel. In some embodiments, the fan further comprises a centrifugal fan blade, the fan is arranged at intervals along the first direction, the air conditioner indoor unit further comprises a driving part and a connecting piece, the output end of the driving part is connected to the connecting piece, and the connecting piece is connected between the centrifugal fan blades of two adjacent fans. In some embodiments, the air inlet is located on the central axis, and the third opening is disposed directly opposite the air inlet. In some embodiments, the housing further includes a front plate and a rear plate opposite to each other along a second direction and disposed at intervals, the second direction is perpendicular to the first direction, in a projection plane perpendicular to the first direction, a projection point of the central axis is taken as an included angle vertex, a preset included angle is formed between a first connecting line of the center of the upper air outlet and th