CN114263988A - Air conditioner indoor unit and air conditioner - Google Patents
Air conditioner indoor unit and air conditioner Download PDFInfo
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- CN114263988A CN114263988A CN202010973267.4A CN202010973267A CN114263988A CN 114263988 A CN114263988 A CN 114263988A CN 202010973267 A CN202010973267 A CN 202010973267A CN 114263988 A CN114263988 A CN 114263988A
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- air
- outlet
- indoor unit
- centrifugal impeller
- heat exchanger
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- 238000004378 air conditioning Methods 0.000 claims description 13
- 238000010408 sweeping Methods 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000002457 bidirectional effect Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention provides an air conditioner indoor unit and an air conditioner, wherein an air duct is arranged in a shell; the centrifugal impeller is arranged in the air duct, and at least one of the side surfaces of the shell, which are axially crossed with the centrifugal impeller, is provided with an air inlet; the side face of the shell, which is radially intersected with the centrifugal impeller, comprises a first side face, a second side face, a third side face and a fourth side face, the fourth side face is installed on the wall face, the first side face is provided with a first air outlet, the second side face is provided with a second air outlet, and the third side face is provided with a third air outlet. The centrifugal impeller of the indoor unit of the air conditioner has a bidirectional air suction function, the air inlet efficiency of the indoor unit is improved, the air volume is larger and the flow is stronger under the same rotating speed, the air outlets are arranged in the radial air supply directions of the centrifugal impeller, the large-range direct air outlet is realized, the air outlet range is large, the air flow deflection is less, the energy loss is low, the large-distance air supply can be realized, and the fan efficiency is high. Meanwhile, the air conditioner indoor unit of the embodiment is compact in structure and convenient to assemble and use indoors.
Description
Technical Field
The invention belongs to the technical field of air conditioners, and particularly relates to an air conditioner indoor unit and an air conditioner.
Background
At present, most wall-mounted units of indoor units of air conditioners adopt cross-flow blades, but the blowing direction of cold air/warm air is limited in a small fan-shaped area on a vertical surface, the air pressure of airflow blown out by the cross-flow blades is low, and the air supply distance is limited. The prior art also has the indoor unit adopting the centrifugal impeller, but the problem of small air outlet range is caused by the design defect of an internal air duct.
Disclosure of Invention
Therefore, the invention aims to solve the technical problem that the air outlet range of the air conditioner indoor unit in the prior art is small, and provides the air conditioner indoor unit and the air conditioner.
In order to solve the above problems, the present invention provides an indoor unit of an air conditioner installed on a wall surface in a room, preferably, comprising:
the air duct is arranged in the shell;
the centrifugal impeller is arranged in the air duct, the side face of the shell, which is axially intersected with the centrifugal impeller, comprises a fifth side face and a sixth side face, and at least one of the fifth side face and the sixth side face is provided with an air inlet;
the side face of the shell, which is radially intersected with the centrifugal impeller, comprises a first side face, a second side face, a third side face and a fourth side face, the fourth side face is installed on the wall face, the first side face is provided with a first air outlet, the second side face is provided with a second air outlet, and the third side face is provided with a third air outlet.
Preferably, a first volute tongue is arranged in the air duct on the inner side of the first air outlet, and/or a second volute tongue is arranged in the air duct on the inner side of the second air outlet, and/or a third volute tongue is arranged in the air duct on the inner side of the third air outlet.
Preferably, the length of the projection of the first side surface and the third side surface in the horizontal plane is D, and the length of the projection of the first air outlet and the second air outlet in the horizontal plane is S1, so that S1/D is 0.4-0.6;
and/or the projection length of the second side surface in the horizontal plane is L, and the projection length of the third air outlet in the horizontal plane is S2, so that the requirement that S2/L is 0.5-0.7 is met.
Preferably, the first volute tongue has a diffusion angle a1, satisfying 0 < a1 < 12 °, and/or the second volute tongue has a2, satisfying 0 < a2 < 12 °.
Preferably, a heat exchanger is arranged in the shell and is arranged on the inner side of the air inlet; the fifth side surface is positioned above the centrifugal impeller, the sixth side surface is positioned below the centrifugal impeller, the fifth side surface is provided with a first air inlet, and the sixth side surface is provided with a second air inlet.
Preferably, the heat exchanger comprises a first heat exchanger, the first heat exchanger is arranged on the inner side of the first air inlet, the first heat exchanger is non-planar, and the non-planar first heat exchanger can lead the condensed water out of the radial range of the centrifugal impeller.
Preferably, the first heat exchanger is curved, and the vertical height of the first heat exchanger decreases progressively along the radial direction of the centrifugal impeller.
Preferably, the first air outlet is provided with a wind deflector which can be used for closing, directional air supply and sweeping air supply of the first air outlet, and/or the second air outlet is provided with a wind deflector which can be used for closing, directional air supply and sweeping air supply of the second air outlet, and/or the third air outlet is provided with a wind deflector which can be used for closing, directional air supply and sweeping air supply of the third air outlet.
Preferably, a control assembly is further arranged in the shell and used for controlling the actions of the centrifugal impeller and the air deflector.
An air conditioner adopts foretell air conditioning indoor set.
The air conditioner indoor unit and the air conditioner provided by the invention at least have the following beneficial effects:
compared with the existing air-conditioning indoor unit, the centrifugal impeller of the air-conditioning indoor unit has a bidirectional air suction function, the air inlet efficiency of the indoor unit is improved, the air quantity is larger and the flow is stronger under the same rotating speed, the air outlets are arranged in the radial air supply direction of the centrifugal impeller, the large-range direct air outlet is realized, the air outlet range is large, the air flow deflection is less, the energy loss is low, the large-distance air supply can be realized, and the fan efficiency is high. Meanwhile, the air conditioner indoor unit of the embodiment is compact in structure and convenient to assemble and use indoors.
Drawings
Fig. 1 is a schematic structural view of an indoor unit of an air conditioner according to an embodiment of the present invention;
fig. 2 is a first cross-sectional view of an indoor unit of an air conditioner according to an embodiment of the present invention;
fig. 3 is a second cross-sectional view of an air conditioning indoor unit according to an embodiment of the present invention.
The reference numerals are represented as:
1. a housing; 2. a centrifugal impeller; 3. an air duct; 4. a first side surface; 5. a second side surface; 6. a third side; 7. a fourth side; 8. a first air outlet; 9. a second air outlet; 10. a third air outlet; 11. a first volute tongue; 12. a second volute tongue; 13. a third volute tongue; 14. a first air inlet; 15. a first heat exchanger; 16. an air deflector; 17. and a control component.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, an indoor unit of an air conditioner installed on an indoor wall surface includes: the air duct comprises a shell 1, wherein an air duct 3 is arranged in the shell 1; centrifugal impeller 2, centrifugal impeller 2 sets up in wind channel 3, the crossing side of casing 1 and centrifugal impeller 2's axial includes the fifth side, the sixth side, the fifth side is equipped with first air intake 14, the sixth side is equipped with the second air intake, casing 1 and the radial crossing side of centrifugal impeller 2 include first side 4, second side 5, third side 6, fourth side 7 is installed on the wall, first side 4 is equipped with first air outlet 8, second side 5 is equipped with second air outlet 9, third side 6 is equipped with third air outlet 10.
The air conditioning indoor unit of this embodiment compares in current air conditioning indoor unit, and centrifugal impeller has the two-way function of induced drafting, improves the efficiency of admitting air of indoor set, and the amount of wind is bigger, the flow is stronger under the equal rotational speed, and centrifugal impeller radial air supply direction all is equipped with the air outlet, realizes direct air-out on a large scale, and the air-out scope is big, and the air current deflects fewly, and energy loss is low, can realize great distance air supply, and the fan is efficient. Meanwhile, the air conditioner indoor unit of the embodiment is compact in structure and convenient to assemble and use indoors.
Preferably, a heat exchanger is provided in the housing 1, through which the air flow sucked into the centrifugal impeller 2 passes, the heat exchanger comprising a first heat exchanger 15, the first heat exchanger 15 being arranged vertically above the centrifugal impeller 2. In order to prevent the condensate of the heat exchanger from dripping onto the centrifugal impeller 2 and being thrown out, which would cause the condensate to leak, the first heat exchanger 15 is non-planar, and the non-planar first heat exchanger 15 enables the condensate to be led out of the radial extent of the centrifugal impeller 2.
Preferably, a first volute tongue 11 is arranged in the air duct 3 at the inner side of the first air outlet 8, and/or a second volute tongue 12 is arranged in the air duct 3 at the inner side of the second air outlet 9, and/or a third volute tongue 13 is arranged in the air duct 3 at the inner side of the third air outlet 10, so as to reduce internal leakage of air flow, reduce leakage loss, and inhibit backflow.
Preferably, the length of the projection of the first side surface 4 and the third side surface 6 in the horizontal plane is D, and the length of the projection of the first air outlet 8 and the second air outlet 9 in the horizontal plane is S1, which satisfies S1/D-0.4-0.6;
and/or the projection length of the second side surface 5 in the horizontal plane is L, and the projection length of the third air outlet 10 in the horizontal plane is S2, so that the requirement of S2/L is 0.5-0.7. When the size of the air outlet meets the proportion, the air outlet effect of the indoor unit is optimal.
Preferably, the diffusion angle of the first volute tongue 11 is a1, which satisfies 0 & lt a1 & lt 12 °, and/or the diffusion angle of the second volute tongue 12 is a2, which satisfies 0 & lt a2 & lt 12 °, when the diffusion angle of the volute tongue satisfies the ratio, the problem of airflow stall separation of the volute tongue diffusion section can be effectively reduced.
Preferably, first heat exchanger 15 is the curved surface shape, and the vertical height of first heat exchanger 15 is steadilyd decrease along centrifugal impeller 2's radial, and the curved surface shape heat exchanger is through bending the processing shaping, and processing is convenient, and the comdenstion water flows downwards along the curved surface, is convenient for set up the water collector and carries out the collection of comdenstion water.
Preferably, the first air outlet 8 is provided with a deflector 16, the deflector 16 being able to be used for closing, directional air supply, and/or sweep air supply of the first air outlet 8, and/or the second air outlet 9 is provided with a deflector 16, the deflector 16 being able to be used for closing, directional air supply, and sweep air supply of the second air outlet 9, and/or the third air outlet 10 is provided with a deflector 16, the deflector 16 being able to be used for closing, directional air supply, and sweep air supply of the third air outlet 10.
The air deflector 16 can be used for up-down air sweeping or left-right air sweeping, so that the air supply range is further enlarged. When the air outlet in a certain direction only needs to work, the air deflectors 16 of other air outlets can be controlled to close the air outlet.
Preferably, a control assembly 17 is further disposed in the casing 1, and the control assembly 17 is used for controlling the actions of the centrifugal impeller 2 and the air deflector 16.
The air conditioner indoor unit of the embodiment is provided with the bidirectional air inlet and the plurality of air outlets, the air inlet and outlet efficiency is high, the volute tongue is arranged in the air duct, the internal leakage and backflow of air flow are reduced, and the air outlet quantity is guaranteed. The air duct structure is optimized, the uniformity of air outlet and the stability of air flow are guaranteed, the blockage of a large air flow corner is avoided, and air flow loss is small.
An air conditioner adopts foretell air conditioning indoor set.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an indoor set of air conditioning, installs on indoor wall, its characterized in that includes:
the air conditioner comprises a shell (1), wherein an air duct (3) is arranged in the shell (1);
the centrifugal impeller (2) is arranged in the air duct (3), the side surfaces of the shell (1) which are axially intersected with the centrifugal impeller (2) comprise a fifth side surface and a sixth side surface, and at least one of the fifth side surface and the sixth side surface is provided with an air inlet;
casing (1) with the radial crossing side of centrifugal impeller (2) includes first side (4), second side (5), third side (6), fourth side (7) are installed on the wall, first side (4) are equipped with first air outlet (8), second side (5) are equipped with second air outlet (9), third side (6) are equipped with third air outlet (10).
2. Indoor unit of air conditioning according to claim 1, characterized in that a first volute tongue (11) is provided in the air duct (3) inside the first outlet (8), and/or a second volute tongue (12) is provided in the air duct (3) inside the second outlet (9), and/or a third volute tongue (13) is provided in the air duct (3) inside the third outlet (10).
3. The indoor unit of claim 1, wherein the length of the projection of the first side surface (4) and the third side surface (6) in the horizontal plane is D, the length of the projection of the first outlet (8) and the projection of the second outlet (9) in the horizontal plane is S1, and S1/D is 0.4-0.6;
and/or the projection length of the second side surface (5) in the horizontal plane is L, and the projection length of the third air outlet (10) in the horizontal plane is S2, so that the condition that S2/L is 0.5-0.7 is met.
4. Air conditioning indoor unit according to claim 2, characterized in that the diffusion angle of the first volute tongue (11) is a1, satisfying 0 < a1 < 12 °, and/or the diffusion angle of the second volute tongue (12) is a2, satisfying 0 < a2 < 12 °.
5. An indoor unit of an air conditioner according to claim 1, wherein a heat exchanger is provided in the casing (1), and the heat exchanger is provided inside the air inlet; the fifth side surface is located above the centrifugal impeller (2), the sixth side surface is located below the centrifugal impeller (2), the fifth side surface is provided with a first air inlet (14), and the sixth side surface is provided with a second air inlet.
6. An air conditioning indoor unit according to claim 5, wherein the heat exchanger includes a first heat exchanger (15), the first heat exchanger (15) is disposed inside the first air intake opening (14), the first heat exchanger (15) is non-planar, and the non-planar first heat exchanger (15) is capable of guiding condensed water out of a radial range of the centrifugal impeller (2).
7. Indoor unit of air conditioning according to claim 6, characterized in that the first heat exchanger (15) is curved, the vertical height of the first heat exchanger (15) decreasing in the radial direction of the centrifugal impeller (2).
8. Indoor unit of air-conditioning according to claim 1, characterized in that the first outlet (8) is provided with a deflector (16), the deflector (16) being able to be used for the closure, directional blowing, sweeping blowing of the first outlet (8) and/or in that the second outlet (9) is provided with a deflector (16), the deflector (16) being able to be used for the closure, directional blowing, sweeping blowing of the second outlet (9) and/or in that the third outlet (10) is provided with a deflector (16), the deflector (16) being able to be used for the closure, directional blowing, sweeping blowing of the third outlet (10).
9. The indoor unit of air conditioner according to any one of claims 1 to 8, wherein a control unit for controlling the operation of the centrifugal impeller (2) and the air guide plate (16) is further provided in the casing (1).
10. An air conditioner characterized by using the indoor unit of an air conditioner according to any one of claims 1 to 9.
Priority Applications (1)
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CN202010973267.4A CN114263988B (en) | 2020-09-16 | 2020-09-16 | Air conditioner indoor unit and air conditioner |
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CN202010973267.4A CN114263988B (en) | 2020-09-16 | 2020-09-16 | Air conditioner indoor unit and air conditioner |
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CN114263988A true CN114263988A (en) | 2022-04-01 |
CN114263988B CN114263988B (en) | 2022-12-02 |
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CN202010973267.4A Active CN114263988B (en) | 2020-09-16 | 2020-09-16 | Air conditioner indoor unit and air conditioner |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001153387A (en) * | 1999-12-01 | 2001-06-08 | Daikin Ind Ltd | Air conditioner |
JP2004108647A (en) * | 2002-09-18 | 2004-04-08 | Mitsubishi Electric Corp | Fin tube type heat exchanger and refrigeration cycle air conditioner using it |
CN104456724A (en) * | 2014-10-29 | 2015-03-25 | 珠海格力电器股份有限公司 | Air conditioner |
JP2015218907A (en) * | 2014-05-14 | 2015-12-07 | パナソニックIpマネジメント株式会社 | Heat exchanger |
CN105928070A (en) * | 2016-05-06 | 2016-09-07 | 海信(广东)空调有限公司 | Hanging type air conditioner indoor unit |
CN108626798A (en) * | 2017-03-21 | 2018-10-09 | 三星电子株式会社 | Air regulator |
CN210320315U (en) * | 2019-02-21 | 2020-04-14 | 青岛海尔空调器有限总公司 | Wall hanging machine for air conditioner |
CN111442369A (en) * | 2019-01-17 | 2020-07-24 | 青岛海尔空调器有限总公司 | Ceiling type air conditioner indoor unit |
-
2020
- 2020-09-16 CN CN202010973267.4A patent/CN114263988B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001153387A (en) * | 1999-12-01 | 2001-06-08 | Daikin Ind Ltd | Air conditioner |
JP2004108647A (en) * | 2002-09-18 | 2004-04-08 | Mitsubishi Electric Corp | Fin tube type heat exchanger and refrigeration cycle air conditioner using it |
JP2015218907A (en) * | 2014-05-14 | 2015-12-07 | パナソニックIpマネジメント株式会社 | Heat exchanger |
CN104456724A (en) * | 2014-10-29 | 2015-03-25 | 珠海格力电器股份有限公司 | Air conditioner |
CN105928070A (en) * | 2016-05-06 | 2016-09-07 | 海信(广东)空调有限公司 | Hanging type air conditioner indoor unit |
CN108626798A (en) * | 2017-03-21 | 2018-10-09 | 三星电子株式会社 | Air regulator |
CN111442369A (en) * | 2019-01-17 | 2020-07-24 | 青岛海尔空调器有限总公司 | Ceiling type air conditioner indoor unit |
CN210320315U (en) * | 2019-02-21 | 2020-04-14 | 青岛海尔空调器有限总公司 | Wall hanging machine for air conditioner |
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