CN114484600A - Air conditioner indoor unit and air conditioner - Google Patents

Air conditioner indoor unit and air conditioner Download PDF

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Publication number
CN114484600A
CN114484600A CN202011264254.6A CN202011264254A CN114484600A CN 114484600 A CN114484600 A CN 114484600A CN 202011264254 A CN202011264254 A CN 202011264254A CN 114484600 A CN114484600 A CN 114484600A
Authority
CN
China
Prior art keywords
air
indoor unit
air conditioner
driving
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011264254.6A
Other languages
Chinese (zh)
Inventor
袁紫琪
罗炳章
周宇欣
石斯慧
齐虹杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GD Midea Air Conditioning Equipment Co Ltd
Original Assignee
GD Midea Air Conditioning Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GD Midea Air Conditioning Equipment Co Ltd filed Critical GD Midea Air Conditioning Equipment Co Ltd
Priority to CN202011264254.6A priority Critical patent/CN114484600A/en
Publication of CN114484600A publication Critical patent/CN114484600A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
    • F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0022—Centrifugal or radial fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0025—Cross-flow or tangential fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0029—Axial fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/88—Electrical aspects, e.g. circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates

Abstract

The invention discloses an air conditioner indoor unit and an air conditioner, wherein the air conditioner indoor unit comprises: a housing having a first tuyere and a second tuyere; the rotary air duct assembly is arranged in the shell and can rotate relative to the shell, when the indoor unit of the air conditioner is in a first air outlet mode, air outside the shell enters from the first air opening and is sent out from the second air opening after flowing through the rotary air duct assembly, and when the indoor unit of the air conditioner is in a second air outlet mode, air outside the shell enters from the second air opening and is sent out from the first air opening after flowing through the rotary air duct assembly. Therefore, through the matching of the shell and the rotary air duct component, the switching of the air flow direction of the air-conditioning indoor unit can be realized, and the air-conditioning indoor unit can have different air outlet forms in different modes, so that the air-conditioning indoor unit can achieve good working effects in a refrigerating mode and a heating mode, and an air deflector does not need to be installed, so that the appearance of the air-conditioning indoor unit is attractive.

Description

Air conditioner indoor unit and air conditioner
Technical Field
The invention relates to the field of household appliances, in particular to an air conditioner indoor unit and an air conditioner with the same.
Background
The air density of the air conditioner is different between the heating mode and the cooling mode, the air tightness is low in the heating mode, air flow is easy to float upwards, the air tightness is high in the cooling mode, the air flow is easy to sink, and the air conditioner can achieve a good heating effect only when the air conditioner faces downwards in the heating mode.
In the related art, the airflow direction of the indoor unit of the air conditioner is not variable, and only the air outlet form in a single mode can be met, that is, the indoor unit of the air conditioner can only meet the air outlet form in the refrigeration mode, if an air deflector is installed at the air outlet of the indoor unit of the air conditioner to control the airflow direction, the appearance attractiveness of the indoor unit of the air conditioner can be affected, the home decoration layout can also be affected, and the installation cost and the installation difficulty of the air conditioner can be increased by installing the air deflector.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide an indoor unit of an air conditioner, which can switch the airflow direction of the indoor unit of the air conditioner, and can make the indoor unit of the air conditioner have different air outlet forms in different modes, so as to achieve good working effect in both the cooling mode and the heating mode, and make the indoor unit of the air conditioner beautiful in appearance without installing an air deflector.
The invention further provides an air conditioner.
An air conditioning indoor unit according to the present invention includes: a housing having a first tuyere and a second tuyere; the rotary air duct assembly is arranged in the shell and can rotate relative to the shell so that the indoor air conditioner can be switched between a first air outlet mode and a second air outlet mode, when the indoor air conditioner is in the first air outlet mode, air outside the shell enters from the first air opening and is sent out from the second air opening after flowing through the rotary air duct assembly, and when the indoor air conditioner is in the second air outlet mode, air outside the shell enters from the second air opening and is sent out from the first air opening after flowing through the rotary air duct assembly.
According to the air-conditioning indoor unit, the shell is matched with the rotary air duct assembly, the air flow direction of the air-conditioning indoor unit can be switched, and the air-conditioning indoor unit can have different air outlet forms in different modes, so that the air-conditioning indoor unit can achieve good working effects in a refrigerating mode and a heating mode, and an air deflector does not need to be installed, so that the appearance of the air-conditioning indoor unit is attractive.
In some examples of the present invention, a setting height of the first tuyere is lower than a setting height of the second tuyere, and the first air-out mode is a cooling operation mode and the second air-out mode is a heating operation mode.
In some examples of the present invention, the first tuyere is provided at a bottom surface of the housing, and the second tuyere is provided at a side surface of the housing.
In some examples of the invention, the housing comprises: the air duct assembly comprises a fixed shell part and a movable shell part, wherein the movable shell part can move towards a direction far away from the fixed shell part, and the moving stroke allows the rotary air duct assembly to freely rotate in the shell.
In some examples of the invention, a bottom of the fixed casing portion is open to form an open opening, the movable casing portion closes the open opening and the movable casing portion is movable downward relative to the open opening to form an avoidance space between the open opening and the movable casing portion, the avoidance space allowing the rotary air duct assembly to at least partially protrude into the avoidance space when rotated.
In some examples of the present invention, a height at which the first tuyere is disposed is lower than a height at which the second tuyere is disposed, and the movable case portion is provided with the first tuyere.
In some examples of the present invention, the air conditioning indoor unit further includes: a first drive mechanism arranged to drive the movable housing portion to move relative to the fixed housing portion; and a first guide mechanism provided for guiding a relative movement of the movable case portion and the fixed case portion.
In some examples of the invention, the first drive mechanism comprises: first driving piece, first gear, rack and first mount pad, first driving piece install in first mount pad, the rack passes first mount pad and one end with movable shell is connected, first gear locate first driving piece's output shaft and with rack toothing.
In some examples of the invention, the first guide mechanism comprises: the first sliding rail and the second sliding rail are connected in a sliding mode, one of the first sliding rail and the second sliding rail is connected with the movable shell portion, and the other of the first sliding rail and the second sliding rail is connected with the fixed shell portion.
In some examples of the present invention, the first driving mechanism and the first guide mechanism are each plural, and the plural first driving mechanisms and the plural first guide mechanisms are spaced apart from each other.
In some examples of the present invention, the housing has an air duct cavity therein, and the rotary air duct assembly is located at a distance from the movable housing portion that is less than a distance from a wall of the rotary air duct assembly opposite the movable housing portion, such that the rotary air duct assembly is disposed within the air duct cavity adjacent the movable housing portion.
In some examples of the invention, the shell is also provided with an electric control cavity and a heat exchanger cavity, the air duct cavity and the heat exchanger cavity are parallelly juxtaposed, and the electric control cavity is positioned at one longitudinal end of the air duct cavity.
In some examples of the present invention, the air conditioning indoor unit further includes: and the second driving mechanism is used for driving the rotary air duct assembly to rotate relative to the shell, the second driving mechanisms are respectively arranged at the two longitudinal ends of the rotary air duct assembly, and the second driving mechanism at one end is positioned between the rotary air duct assembly and the electric control cavity.
In some examples of the invention, the rotary air duct assembly includes: and the rotating shaft of the rotating air duct assembly is parallel to the movable shell part.
In some examples of the invention, each of the axial flow wind wheel assemblies comprises: the wind wheel driving device comprises a first wind wheel, a second driving piece and an annular air duct, wherein the annular air duct is sleeved outside the first wind wheel, and the second driving piece is used for driving the first wind wheel to rotate.
In some examples of the invention, each of the axial flow wind wheel assemblies further comprises: the second driving piece is arranged on the driving piece fixing seat, and the driving piece fixing seat is connected with the annular air duct; the driving member fixing seat includes: driving piece installation department, wind guide blade and the lantern ring, wind guide blade connects the driving piece installation department with between the lantern ring.
In some examples of the invention, each of the axial flow wind wheel assemblies further comprises: the bearing housing, annular dryer is equipped with first connecting portion, the lantern ring be equipped with the second connecting portion that first connecting portion are connected, the bearing housing cover is located first connecting portion with the second connecting portion outside, the bearing housing is equipped with the second gear, second actuating mechanism is suitable for and passes through the second gear drive rotatory air duct component rotates.
In some examples of the invention, the second drive mechanism comprises: the gear transmission mechanism comprises a third driving piece, a second mounting seat, a third gear and a fourth gear, wherein the third driving piece is arranged on the second mounting seat, the third gear is arranged on an output shaft of the third driving piece, and the fourth gear is meshed between the third gear and the second gear.
In some examples of the invention, the rotary air duct assembly includes: and the axial flow air wheel component rotates 170-190 degrees relative to the shell when the air conditioner indoor unit is switched between the first air outlet mode and the second air outlet mode.
In some examples of the invention, the rotary air duct assembly includes: and the centrifugal wind wheel assembly rotates 80-100 degrees relative to the shell when the air-conditioning indoor unit is switched between the first air outlet mode and the second air outlet mode.
In some examples of the present invention, the air conditioning indoor unit further includes: the second driving mechanism is used for driving the rotary air duct assembly to rotate relative to the shell; the centrifugal wind wheel assembly includes: the second driving mechanism is suitable for driving the first volute to rotate relative to the shell.
In some examples of the invention, the centrifugal wind wheel assembly further comprises: the connecting support is connected with the first volute and provided with a second gear, and the second driving mechanism is in meshing transmission with the second gear.
In some examples of the invention, the rotary air duct assembly includes: and when the air conditioner indoor unit is switched between the first air outlet mode and the second air outlet mode, the through-flow air wheel assembly rotates 120-145 degrees relative to the shell.
In some examples of the present invention, the air conditioning indoor unit further includes: the second driving mechanism is used for driving the rotary air duct assembly to rotate relative to the shell; the cross flow wind wheel assembly comprises: the third wind wheel is arranged in the second volute, the fifth driving piece is used for driving the third wind wheel to rotate, and the second driving mechanism is suitable for driving the second volute to rotate relative to the shell.
The air conditioner comprises the air conditioner indoor unit.
Additional aspects and advantages of the invention 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 invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an exploded view of an indoor unit of an air conditioner according to an embodiment of the present invention;
fig. 2 is an assembly view of an indoor unit of an air conditioner according to an embodiment of the present invention;
FIG. 3 is an exploded view of a first drive mechanism according to an embodiment of the present invention;
FIG. 4 is an assembly schematic of the first drive mechanism, the first guide mechanism, and the movable housing portion according to an embodiment of the present invention;
FIG. 5 is an assembled schematic view of a second drive mechanism according to an embodiment of the invention;
FIG. 6 is an exploded view of an axial flow wind wheel assembly according to an embodiment of the present invention;
FIG. 7 is an exploded view of a centrifugal wind wheel assembly according to an embodiment of the present invention;
FIG. 8 is an assembly schematic view of a diffuser structure and a movable housing portion according to an embodiment of the present invention;
FIG. 9 is an exploded view of a cross flow wind wheel assembly according to an embodiment of the present invention;
FIG. 10 is a schematic view of the assembly of the connecting bracket and the second gear according to an embodiment of the invention;
FIG. 11 is a schematic view of the assembly of a first gear and a first mount according to an embodiment of the invention;
FIG. 12 is a schematic view of the assembly of a second gear and bearing housing according to an embodiment of the invention;
FIG. 13 is a schematic view of a first guide mechanism according to an embodiment of the present invention;
fig. 14 is another angle fitting view of an air conditioning indoor unit according to an embodiment of the present invention;
fig. 15 is another angle fitting view of an air conditioning indoor unit according to an embodiment of the present invention;
FIG. 16 is a schematic illustration of a centrifugal wind wheel assembly according to an embodiment of the present invention in a cooling mode of operation;
FIG. 17 is a schematic illustration of a centrifugal wind wheel assembly according to an embodiment of the present invention in a heating mode of operation;
FIG. 18 is a schematic view of a crossflow air wheel assembly according to an embodiment of the present invention in a cooling mode of operation;
FIG. 19 is a schematic view of a crossflow air wheel assembly according to an embodiment of the present invention in a heating mode of operation.
Reference numerals:
an indoor air-conditioning unit 100;
a housing 10; a first tuyere 11; a second tuyere 12; a fixed shell portion 13; a movable housing portion 14; an air duct cavity 15; an electrically controlled cavity 16; a heat exchanger cavity 17; an evaporator 18;
a rotary air duct assembly 20;
a first drive mechanism 30; a first driving member 31; a first gear 32; a rack 33; a first mounting seat 34; a fixed seat 35; a motor mount 36;
a first guide mechanism 40; a first slide rail 41; a second slide rail 42;
a second drive mechanism 50; a second gear 51; a third driver 52; a second mount 53; a third gear 54; a fourth gear 55; a bearing 56;
an axial flow fan wheel assembly 60; a first wind wheel 61; a second driver 62; an annular air duct 63; a driving member fixing seat 64; a driver mounting portion 65; air guide blades 66; a collar 67; a bearing housing 68; the first connection portion 69; the second connection portion 691;
a centrifugal wind wheel assembly 70; the fourth driver 71; a second wind wheel 72; an upper volute 73; a lower volute 74; a fixed link 75; a connecting bracket 76; a diffuser structure 77;
a cross-flow wind wheel assembly 80; third wind wheel 81; a second volute 82; and a fifth driver 83.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
An air conditioning indoor unit 100 according to an embodiment of the present invention will be described with reference to fig. 1 to 19.
As shown in fig. 1 to 19, an air conditioning indoor unit 100 according to an embodiment of the present invention includes: a housing 10 and a rotary air duct assembly 20. The housing 10 has a first tuyere 11 and a second tuyere 12, and it should be noted that the housing 10 may be provided with the first tuyere 11 and the second tuyere 12, and both the first tuyere 11 and the second tuyere 12 may be communicated with the outside, that is, gas may flow into the housing 10 from the first tuyere 11 and the second tuyere 12, and gas may also flow out of the housing 10 from the first tuyere 11 and the second tuyere 12. The rotary air duct assembly 20 is disposed in the casing 10, and the rotary air duct assembly 20 is rotatable relative to the casing 10 to enable the air conditioning indoor unit 100 to switch between the first air outlet mode and the second air outlet mode, it can also be understood that the casing 10 is disposed outside the rotary air duct assembly 20, and the rotary air duct assembly 20 is rotatable relative to the casing 10, when the rotary air duct assembly 20 rotates to a certain position relative to the casing 10, the air conditioning indoor unit 100 can be in the first air outlet mode, and when the rotary air duct assembly 20 rotates to another position relative to the casing 10, the air conditioning indoor unit 100 can be in the second air outlet mode.
When the indoor unit 100 of the air conditioner is in the first air outlet mode, the air outside the casing 10 enters the casing 10 from the first air opening 11, and the air is sent out from the second air opening 12 after flowing through the rotary air duct assembly 20, and when the indoor unit 100 of the air conditioner is in the second air outlet mode, the air outside the casing 10 enters the casing 10 from the second air opening 12, and the air is sent out from the first air opening 11 after flowing through the rotary air duct assembly 20. It should be explained that when the rotary air duct assembly 20 rotates to a certain position relative to the casing 10, the indoor unit 100 of the air conditioner can be in the first air outlet mode, when the indoor unit 100 of the air conditioner is in the first air outlet mode, the air outside the casing 10 can enter the casing 10 from the first air opening 11 and can flow back to the outside from the second air opening 12 after flowing through the rotary air duct assembly 20, when the rotary air duct assembly 20 rotates to a certain position relative to the casing 10, the indoor unit 100 of the air conditioner can be in the second air outlet mode, and when the indoor unit 100 of the air conditioner is in the second air outlet mode, the air outside the casing 10 can enter the casing 10 from the second air opening 12 and can flow back to the outside from the first air opening 11 after flowing through the rotary air duct assembly 20.
In the working process of the indoor air conditioning unit 100, the rotary air duct assembly 20 rotates relative to the casing 10, so that the indoor air conditioning unit 100 can be in the first air outlet mode or the second air outlet mode, thereby switching the air flow direction of the indoor air conditioning unit 100 can be realized, the indoor air conditioning unit 100 can have various air outlet modes, the indoor air conditioning unit 100 can blow hot air downwards in the heating mode to achieve a good heating effect, the indoor air conditioning unit 100 can blow cold air horizontally in the cooling mode to achieve a good cooling effect, and compared with the prior art, the indoor air conditioning unit 100 of the present application does not need to install an air deflector on the indoor air conditioning unit 100 to control the air flow direction, so that the appearance of the indoor air conditioning unit 100 is more beautiful, and the installation cost and the installation difficulty of the indoor air conditioning unit 100 can be reduced.
Therefore, through the cooperation of the casing 10 and the rotary air duct assembly 20, the switching of the air flow direction of the indoor unit 100 of the air conditioner can be realized, and the indoor unit 100 of the air conditioner can have different air outlet forms in different modes, so that the indoor unit 100 of the air conditioner can achieve good working effects in both the cooling mode and the heating mode, and compared with the prior art, an air deflector does not need to be installed, the appearance of the indoor unit 100 of the air conditioner can be attractive, and the installation cost and the installation difficulty of the indoor unit 100 of the air conditioner can be reduced.
In some embodiments of the present invention, as shown in fig. 1 and fig. 14, the installation height of the first air opening 11 may be lower than the installation height of the second air opening 12, and it should be noted that, in the height direction of the indoor unit 100 of the air conditioner, the installation height of the first air opening 11 is lower than the installation height of the second air opening 12 compared with the installation height of the first air opening 11. And, first air-out mode can be for cooling the operation mode, and the second air-out mode can be for heating the operation mode. It should be explained that the second tuyere 12 can be disposed at a height higher than that of the first tuyere 11 in the height direction shown in FIG. 1. The air conditioner indoor unit 100 can have different air outlet modes in the cooling operation mode and the heating operation mode by rotating the rotary air duct assembly 20 to enable air to enter the casing 10 from the first air port 11, enabling the cooling operation mode to be performed when external air enters the casing 10 from the first air port 11 and flows through the rotary air duct assembly 20 and then flows out from the second air port 12, and enabling the air conditioner indoor unit 20 to have different air outlet modes in the cooling operation mode and the heating operation mode by rotating the rotary air duct assembly 20 to enable the air conditioner indoor unit to enter the casing 10 from the second air port 12 and to be performed in the heating operation mode when external air flows out from the first air port 11 after flowing through the rotary air duct assembly 20.
In some embodiments of the present invention, as shown in fig. 1, the first air opening 11 may be disposed at a bottom surface of the casing 10, and the second air opening 12 may be disposed at a side surface of the casing 10, and it is also understood that the bottom surface of the casing 10 may be disposed with the first air opening 11, and the side surface of the casing 10 may be disposed with the second air opening 12, and in a height direction shown in fig. 1, a disposed height of the second air opening 12 is higher than a disposed height of the first air opening 11, and when the air-conditioning indoor unit 100 is in the heating operation mode, the arrangement may cause hot air blown out by the air-conditioning indoor unit 100 to be blown downward, so that a good heating effect may be achieved, and when the air-conditioning indoor unit 100 is in the cooling operation mode, the cold air blown out by the air-conditioning indoor unit 100 may be blown out horizontally, so that a good cooling effect may be achieved.
In some embodiments of the present invention, as shown in fig. 1, the housing 10 may include: a fixed shell part 13 and a movable shell part 14, wherein the movable shell part 14 can move towards the direction far away from the fixed shell part 14, and the moving stroke of the movable shell part 14 can allow the rotary air duct assembly 20 to freely rotate in the shell 10. It should be noted that, the fixed casing 13 and the movable casing 14 may jointly form the casing 10, the movable casing 14 may move towards a direction away from the fixed casing 14, when the rotary air duct assembly 20 needs to be rotated, the movable casing 14 is controlled to move towards a direction away from the fixed casing 13, at this time, the movable casing 14 can avoid from the rotary air duct assembly 20, and the space in the casing 10 can allow the rotary air duct assembly 20 to freely rotate in the casing 10 relative to the casing 10, so as to avoid the interference between the rotary air duct assembly 20 and the casing 10 when the rotary air duct assembly 20 rotates in the casing 10 relative to the casing 10, and enable the rotary air duct assembly 20 to smoothly rotate in the casing 10 relative to the casing 10, thereby changing the air outlet mode of the air conditioning indoor unit 100, and further ensuring the working performance of the air conditioning indoor unit 100.
In some embodiments of the present invention, as shown in fig. 1, the bottom of the fixed casing portion 13 may be open to form an open opening, the movable casing portion 14 may close the open opening, and the movable casing portion 14 may be movable downward relative to the open opening to form an escape space between the open opening and the movable casing portion 14, which may allow the rotary air duct assembly 20 to at least partially protrude into the escape space when rotated. It should be explained that the bottom of the fixed casing 13 can be opened to form an open opening, the movable casing 14 can close the open opening formed at the bottom of the fixed casing 13, in the up-down direction shown in fig. 1, the movable casing 14 can move downward relative to the open opening, when the movable casing 14 moves downward relative to the open opening, an avoidance space can be formed between the movable casing 14 and the open opening, at least part of the structure of the rotary air duct assembly 20 can extend into the avoidance space when rotating, when the rotary air duct assembly 20 rotates relative to the casing 10, the arrangement can ensure that the rotary air duct assembly 20 has enough space to rotate, and can avoid the interference between the rotary air duct assembly 20 and the movable casing 14, thereby changing the air outlet mode of the air conditioning indoor unit 100, and further ensuring the working performance of the air conditioning indoor unit 100.
In some embodiments of the present invention, as shown in fig. 1, the first air opening 11 may be disposed at a height lower than that of the second air opening 12, and the movable housing 14 may be disposed with the first air opening 11, it should be explained that, in the height direction shown in fig. 1, the first air opening 11 is disposed at a height lower than that of the second air opening 12, and the second air opening 12 may be disposed on the side wall of the fixed housing 13, so that the positions of the first air opening 11 and the second air opening 12 may be suitable, and when the indoor air conditioning unit 100 is in the heating operation mode, it may be ensured that the indoor air conditioning unit 100 blows downward through the first air opening 11, so that the heating effect of the indoor air conditioning unit 100 may be improved.
In some embodiments of the present invention, as shown in fig. 3 and 4, the indoor air conditioner 100 may further include: a first drive mechanism 30 and a first guide mechanism 40. The first drive mechanism 30 may be arranged for driving the movable housing part 14 to move relative to the fixed housing part 13, and the first guide mechanism 40 may be arranged for guiding the relative movement of the movable housing part 14 and the fixed housing part 13. It should be noted that, a partial structure of the first driving mechanism 30 may be disposed on the movable housing portion 14, a partial structure of the first guiding mechanism 40 may be disposed on the movable housing portion 14, the first driving mechanism 30, the first guiding mechanism 40 and the movable housing portion 14 may be connected in a snap-fit manner, the first driving mechanism 30, the first guiding mechanism 40 and the movable housing portion 14 may be connected in a screw-fit manner, and when the movable housing portion 14 needs to move relative to the fixed housing portion 13, the first driving mechanism 30 may provide power to the movable housing portion 14, that is, the first driving mechanism 30 may drive the movable housing portion 14 to move relative to the fixed housing portion 13. When the movable shell 14 moves relative to the fixed shell 13, the movable shell 14 can move relative to the fixed shell 13 along the direction in which the first guide mechanism 40 extends, that is, the first guide mechanism 40 can guide the movable shell 14 to move relative to the fixed shell 13 in the up-down direction in fig. 1, so that the movable shell 14 can be ensured to move smoothly, faults such as jamming of the movable shell 14 during moving can be avoided, the moving direction of the movable shell 14 can be limited, and the stability of the movement of the movable shell 14 can be ensured.
In some embodiments of the present invention, as shown in fig. 3 and 4, the first driving mechanism 30 may include: a first driving member 31, a first gear 32, a rack 33 and a first mounting seat 34. The first driving member 31 may be mounted to the first mounting seat 34, the rack 33 may pass through the first mounting seat 34, and one end of the rack 33 may be connected to the movable housing part 14, it should be noted that a lower end of the rack 33 is connected to the movable housing part 14, the first gear 32 may be disposed at an output shaft of the first driving member 31, and the first gear 32 may be in meshing transmission with the rack 33. It should be explained that the first mounting seat 34 may include a fixed seat 35 and a motor mounting seat 36, the first driving member 31 may be mounted on the motor mounting seat 36, the first driving member 31 may be a stepping motor, the fixed seat 35 and the motor mounting seat 36 may be connected by a snap-fit manner, the fixed seat 35 and the motor mounting seat 36 define a rack mounting space, the rack 33 is adapted to pass through the rack mounting space, one end of the rack 33 may be snap-fit connected with the movable shell 14, an output shaft of the first driving member 31 may be provided with a first gear 32, the first gear 32 is located between the fixed seat 35 and the motor mounting seat 36, the first gear 32 may be in meshing transmission with the rack 33, when it is required to move the movable shell 14 relative to the fixed shell 13, the first driving member 31 may drive the first gear 32 to rotate through the output shaft, because the first gear 32 is in meshing transmission with the rack 33, the first gear 32 can drive the rack 33 to move, and the rack 33 can drive the movable housing part 14 to move in the vertical direction relative to the fixed housing part 13, so that the movement amount of the movable housing part 14 can be controlled relatively accurately, the situation that the rotary air duct assembly 20 cannot rotate in the housing 10 due to too small movement amount of the movable housing part 14 can be avoided, and the working reliability of the movable housing part 14 can be ensured.
In some embodiments of the present invention, as shown in fig. 4 and 13, the first guide mechanism 40 may include: a first slide rail 41 and a second slide rail 42, the first slide rail 41 and the second slide rail 42 being slidably connected, one of the first slide rail 41 and the second slide rail 42 being connectable with the movable casing portion 14, the other of the first slide rail 41 and the second slide rail 42 being connectable with the fixed casing portion 13. It should be noted that the first slide rail 41 and the second slide rail 42 may jointly form the first guiding mechanism 40, the first slide rail 41 and the second slide rail 42 may slide relatively, the first slide rail 41 and the second slide rail 42 may be connected to the movable housing 14 and the fixed housing 13 in a snap-fit manner, the first slide rail 41 and the second slide rail 42 may also be connected to the movable housing 14 and the fixed housing 13 in a screw-on manner, when the first slide rail 41 is connected to the movable housing 14, the second slide rail 42 is connected to the fixed housing 13, and when the first slide rail 41 is connected to the fixed housing 13, the second slide rail 42 is connected to the movable housing 14, so as to prevent the movable housing 14 from shaking during the moving process, ensure the moving stability of the movable housing 14, and ensure that the movable housing 14 does not fall off when the first driving mechanism 30 fails.
Specifically, as some embodiments of the present invention, the first slide rail 41 is connected to the movable housing 14, the second slide rail 42 is connected to the fixed housing 13, the second slide rail 42 may be composed of a front slide rail and a rear slide rail, the front slide rail and the rear slide rail may be connected to the fixed housing 13 by a bolt connection, the front slide rail and the rear slide rail may jointly define a first slide rail installation space, the first slide rail 41 may be disposed in the first slide rail installation space, the first slide rail 41 may slide in the first slide rail installation space, the first slide rail installation space extends in the height direction of the first guide mechanism 40, and the front slide rail and the rear slide rail cooperate to enable the first slide rail 41 to move along the height direction of the first guide mechanism 40, so that the movable housing 14 may be prevented from shaking during the moving process.
In some embodiments of the present invention, as shown in fig. 3 and 4, the first driving mechanism 30 and the first guiding mechanism 40 may be disposed in plurality, and the plurality of first driving mechanisms 30 and the plurality of first guiding mechanisms 40 may be disposed at intervals from each other, it should be explained that the first driving mechanism 30 may be disposed in plurality, the plurality of first driving mechanisms 30 may be disposed above the movable shell portion 14, the plurality of first driving mechanisms 30 may be connected to the movable shell portion 14 in a snap-fit manner, the plurality of first driving mechanisms 30 may be connected to the movable shell portion 14 in a screw-fit manner, the plurality of first driving mechanisms 30 may drive the movable shell portion 14 to move relative to the fixed shell portion 13, preferably, the number of first driving mechanisms 30 may be 3, and the 3 first driving mechanisms 30 may be disposed near two sides and a middle portion of the movable shell portion 14, respectively.
The first guide mechanism 40 may be provided in plural, the plural first guide mechanisms 40 may be provided above the movable housing portion 14, the plural first guide mechanisms 40 may be connected to the movable housing portion 14 in a snap-fit manner, the plural first guide mechanisms 40 may be connected to the movable housing portion 14 in a screw-in manner, the plural first guide mechanisms 40 may guide the relative movement between the movable housing portion 14 and the fixed housing portion 13, preferably, the number of the first guide mechanisms 40 may be provided in 2, and the 2 first guide mechanisms 400 may be provided respectively near both sides of the movable housing portion 14. The plurality of first driving mechanisms 30 and the plurality of first guiding mechanisms 40 may be spatially spaced apart from each other, so that the failure of the indoor unit 100 due to the failure of one first driving mechanism 30 or one first guiding mechanism 40 may be avoided, and the operational reliability of the indoor unit 100 may be ensured.
In some embodiments of the present invention, as shown in fig. 1 and 2, the housing 10 may have an air duct cavity 15 therein, and the distance between the rotary air duct assembly 20 and the movable housing portion 14 may be less than the distance between the rotary air duct assembly 20 and the wall of the movable housing portion 14 opposite thereto, such that the rotary air duct assembly 20 may be disposed within the air duct cavity 15 in proximity to the movable housing portion 14. It should be explained that the casing 10 defines the air outlet duct cavity 15, the rotary air duct assembly 20 is disposed in the air outlet duct cavity 15, a distance between the rotary air duct assembly 20 and the movable shell 14 is smaller than a distance between the rotary air duct assembly 20 and a top wall, that is, in a height direction of the air conditioning indoor unit 100, the rotary air duct assembly 20 may be disposed close to the movable shell 14, such an arrangement may facilitate the disposition of the rotary air duct assembly 20, and may avoid interference of the rotary air duct assembly 20 with a wall surface opposite to the movable shell 14 during rotation, thereby ensuring smooth rotation of the rotary air duct assembly 20 in the casing 10 relative to the casing 10, and thus changing an air outlet direction of the air conditioning indoor unit 100.
In some embodiments of the present invention, as shown in fig. 1 and 2, the housing 10 may further have an electronic control chamber 16 and a heat exchanger chamber 17 therein, the air duct chamber 15 and the heat exchanger chamber 17 may be juxtaposed in parallel, and the electronic control chamber 16 may be located at one longitudinal end of the air duct chamber 15. It should be noted that the casing 10 may define an electric control chamber 16 and a heat exchanger chamber 17, an electric control element may be disposed in the electric control chamber 16, a heat exchange element, such as an evaporator 18, may be disposed in the heat exchanger chamber 17, the heat exchanger chamber 17 may be disposed in parallel with the air duct chamber 15, the electric control chamber 16 may be disposed at one longitudinal end of the air duct chamber 15, and a longitudinal direction of the air duct chamber 15 refers to a left-right direction in fig. 1, and such an arrangement may make the structure in the casing 10 compact, thereby may reduce a volume of the casing 10, may reduce a volume of the air-conditioning indoor unit 100, and is beneficial to a home decoration layout.
In some embodiments of the present invention, as shown in fig. 1 and 5, the indoor air conditioner 100 may further include: and a second driving mechanism 50 for driving the rotary air duct assembly 20 to rotate relative to the housing 10, wherein the second driving mechanism 50 may be respectively disposed at two longitudinal ends of the rotary air duct assembly 20, and the second driving mechanism 50 at one end may be located between the rotary air duct assembly 20 and the electrical control chamber 16. It should be explained that the second driving mechanism 50 can drive the rotary air duct assembly 20 to rotate relative to the housing 10, the number of the second driving mechanisms 50 can be set to be plural, preferably, the number of the second driving mechanisms 50 can be set to be two, the two second driving mechanisms 50 can be respectively disposed at two longitudinal ends of the rotary air duct assembly 20, and the second driving mechanism 50 located at the same end of the rotary air duct assembly 20 together with the electronic control cavity 16 can be disposed between the rotary air duct assembly 20 and the electronic control cavity 16, so that the second driving mechanism 50 can drive the rotary air duct assembly 20 to rotate, thereby the arrangement position of the second driving mechanism 50 can be more reasonable, and the structure in the housing 10 can be more compact, thereby the arrangement of the parts in the housing 10 can be more reasonable.
In some embodiments of the present invention, as shown in FIG. 6, the rotary air chute assembly 20 may include: a plurality of axial flow wind wheel assemblies 60 connected to each other in a longitudinal direction of the rotary wind tunnel assembly 20, a rotation axis of each axial flow wind wheel assembly 60 may coincide with a moving direction of the movable case portion 14 with respect to the fixed case portion 13, an extension direction of the rotation axis of each axial flow wind wheel assembly 60 may coincide with an up-down direction in fig. 1, and a rotation axis of the rotary wind tunnel assembly 20 may be parallel to the movable case portion 14. It should be noted that the rotary air duct assembly 20 may be composed of a plurality of axial flow air wheel assemblies 60, the plurality of axial flow air wheel assemblies 60 may be disposed along the longitudinal direction of the rotary air duct assembly 20, and any two adjacent axial flow air wheel assemblies 60 of the plurality of axial flow air wheel assemblies 60 may be connected to each other, so that the plurality of axial flow air wheel assemblies 60 may simultaneously guide the air flowing into the casing 10, and the size of the casing 10 in the vertical direction may also be reduced, so that the structure of the air conditioning indoor unit 100 may be more compact, and the volume of the air conditioning indoor unit 100 may be further reduced.
In some embodiments of the present invention, as shown in FIG. 6, each axial flow wind wheel assembly 60 may include: a first wind wheel 61, a second driving member 62 and an annular wind drum 63. The annular air duct 63 can be sleeved outside the first air wheel 61, the second driving element 62 is connected with the first air wheel 61, the second driving element 62 can be used for driving the first air wheel 61 to rotate, it needs to be explained that any two adjacent annular air ducts 63 are connected, the first air wheel 61 can be arranged inside the annular air duct 63, the second driving element 62 can drive the first air wheel 61 to rotate, the second driving element 62 and the first air wheel 61 can be locked by nuts, the second driving element 62 can be a direct current motor, when the first air wheel 61 rotates, the first air wheel 61 can pump outside air into the shell 10, and the air pumped into the shell 10 can be blown out of the shell 10, so that the cooling operation mode and the heating operation mode of the indoor air conditioner 100 can be realized.
In some embodiments of the present invention, as shown in fig. 6, each axial flow wind wheel assembly 60 may further include: the driving member fixing seat 64, the second driving member 50 may be disposed on the driving member fixing seat 64, the driving member fixing seat 64 may be connected to the annular air duct 63, it should be noted that the second driving member 50 may be fixedly disposed on the driving member fixing seat 64, the driving member fixing seat 64 may be connected to the annular air duct 63 in a clamping manner, and the driving member fixing seat 64 may also be connected to the annular air duct 63 in a screwing manner. The driver holder 64 may include: driving member installation department 65, air guide vane 66 and lantern ring 67, arbitrary two adjacent lantern ring 67 fixed connection, air guide vane 66 can connect between driving member installation department 65 and lantern ring 67, it should be explained that, driving member installation department 65, air guide vane 66 and lantern ring 67 can constitute driving member fixing base 64 jointly, second driving member 50 can be fixed to be set up on driving member installation department 65, driving member installation department 65 can be connected with lantern ring 67 through air guide vane 66, so set up the structural strength that can guarantee axial flow wind wheel subassembly 60, thereby can guarantee axial flow wind wheel subassembly 60's operational reliability, and air guide vane 66 has the guide effect to the wind, can make the wind that air conditioning indoor set 100 blew out softer.
In some embodiments of the present invention, as shown in fig. 6, each axial flow wind wheel assembly 60 may further include: the bearing sleeve 68, the annular wind tunnel 63 located at both ends can all be provided with first connecting portion 69, the lantern ring 67 located at both ends can all be provided with the second connecting portion 691 connected with first connecting portion 69, the bearing sleeve 68 can be sleeved outside first connecting portion 69 and second connecting portion 691, the bearing sleeve 68 can be provided with the second gear 51, and the second driving mechanism 50 is suitable for driving the rotation of the rotary air duct assembly 20 through the second gear 51. It should be explained that the outside of the annular air duct 63 may be provided with a first connection portion 69, the outside of the collar 67 may be provided with a second connection portion 691, the annular air duct 63 may be connected with the second connection portion 691 arranged outside of the collar 67 by the first connection portion 69 arranged outside in a snap-fit manner, the bearing sleeve 68 may be sleeved outside of the first connection portion 69 and the second connection portion 691, the outside of the bearing sleeve 68 far from the annular air duct 63 may be provided with a second gear 51, the power generated by the second driving mechanism 50 may be transmitted to the rotary air duct assembly 20 through the second gear 51 to drive the rotary air duct assembly 20 to rotate, such an arrangement may enable the annular air duct 63 to be connected with the collar 67 without a gap, the second driving mechanism 50 can be reliably connected with the rotary air duct assembly 20 in a transmission manner, and the situation that the rotary air duct assembly 20 cannot be driven to rotate due to the fact that the second driving mechanism 50 is not firmly connected with the rotary air duct assembly 20 can be avoided.
In some embodiments of the present invention, as shown in fig. 5, the second drive mechanism 50 may include: a third driver 52, a second mount 53, a third gear 54 and a fourth gear 55. The third driver 52 may be disposed at the second mounting seat 53, the third gear 54 may be disposed at an output shaft of the third driver 52, the fourth gear 55 may be rotatably disposed at the second mounting seat 53, and the fourth gear 55 may be engaged between the third gear 54 and the second gear 51. It should be noted that the third driving element 52 may be fixedly disposed on the second mounting seat 53 through the third driving element mounting seat, the third driving element 52 may be a stepping motor, the output shaft of the third driving element 52 may be provided with a third gear 54, the third driving element 52 may drive the third gear 54 to rotate, the fourth gear 55 may be engaged between the third gear 54 and the second gear 51, that is, the fourth gear 55 may transmit power between the third gear 54 and the second gear 51, such an arrangement may transmit the power generated by the third driving element 52 to the rotary air duct assembly 20 through the gear train to rotate the rotary air duct assembly 20 relative to the housing 10, and may increase the torque generated by the third driving element 52, thereby ensuring the operational reliability of the second driving mechanism 50.
As some embodiments of the present invention, the second driving mechanism 50 may further include: the bearing 56 and the second mounting seat 53 can be provided with the bearing 56, and when the air-conditioning indoor unit 100 is mounted, the bearing 56 can be clamped in the bearing sleeve 68, so that the friction force generated when the axial flow fan wheel assembly 60 rotates relative to the casing 10 can be reduced, and the service life of the air-conditioning indoor unit 100 can be prolonged.
In some embodiments of the present invention, as shown in fig. 1, 2 and 6, the rotary air duct assembly 20 may include: the axial flow fan wheel assembly 60, when the air conditioning indoor unit 100 is switched between the first air outlet mode and the second air outlet mode, the axial flow fan wheel assembly 60 can rotate 170-190 degrees relative to the casing 10, and preferably, the axial flow fan wheel assembly 60 can rotate 180 degrees relative to the casing 10. It should be noted that the initial position of the axial flow wind wheel assembly 60 is a horizontal position, that is, the axial flow wind wheel assembly 60 is arranged in a horizontal direction, and it can be understood that the first wind wheel 61 is arranged in a horizontal direction, the axial flow wind wheel assembly 60 can rotate relative to the casing 10, when the axial flow wind wheel assembly 60 rotates relative to the casing 10, the air conditioner indoor unit 100 can be in a first air outlet mode or a second air outlet mode, specifically, when external wind enters the casing 10 from the first wind port 11 and flows through the axial flow wind wheel assembly 60 and then flows out from the second wind port 12, the air conditioner indoor unit is in a cooling operation mode, when external wind enters the casing 10 from the second wind port 12 and flows out from the first wind port 11 after flowing through the axial flow wind wheel assembly 60, and when the external wind enters the casing 10 from the second wind port 12 and flows out from the first wind port 11 by rotating the axial flow wind wheel assembly 60 by 170 ° -190 ° relative to the casing 10 with an axis parallel to the movable casing 14, the air-conditioning indoor unit 100 can be switched between the first air-out mode and the second air-out mode, and it should be explained that after the axial flow wind wheel assembly 60 rotates 180 degrees, when the first wind wheel 61 rotates, the air draft direction of the first wind wheel 61 can be changed, so that the air-conditioning indoor unit 100 can be freely switched between the first air-out mode and the second air-out mode according to the user requirements, and the air-conditioning indoor unit 100 can achieve good working effects in both the cooling mode and the heating mode.
In some embodiments of the present invention, as shown in fig. 7 and 14, the rotary air chute assembly 20 may comprise: the centrifugal wind wheel assembly 70, when the air-conditioning indoor unit 100 is switched between the first air outlet mode and the second air outlet mode, the centrifugal wind wheel assembly 70 can rotate 80-100 degrees relative to the shell, and preferably, the centrifugal wind wheel assembly 70 can rotate 90 degrees relative to the shell. It should be noted that the centrifugal wind wheel assembly 70 can rotate relative to the casing 10, when the centrifugal wind wheel assembly 70 rotates relative to the casing 10, the indoor air conditioner 100 can be in the first wind outlet mode or the second wind outlet mode, specifically, the cooling operation mode is when the external wind enters the casing 10 from the first wind port 11 and flows through the centrifugal wind wheel assembly 70 and then flows out from the second wind port 12, the heating operation mode is when the external wind enters the casing 10 from the second wind port 12 and flows out from the first wind port 11 after flowing through the centrifugal wind wheel assembly 70, when the indoor air conditioner 100 is in the position of the cooling operation mode, the centrifugal wind wheel assembly 70 rotates 90 ° counterclockwise relative to the casing, the indoor air conditioner 100 can be in the heating operation mode, and thus the indoor air conditioner 100 can be freely switched between the first wind outlet mode and the second wind outlet mode according to the user's needs, the indoor unit 100 of the air conditioner can achieve good working effects in both the cooling mode and the heating mode.
In some embodiments of the present invention, as shown in fig. 7 and 14, the indoor air conditioner 100 may further include: the second driving mechanism 50 is used for driving the rotary air duct assembly 20 to rotate relative to the housing 10, and it should be explained that the second driving mechanism 50 is the above-mentioned second driving mechanism 50. The centrifugal wind wheel assembly 70 may include: the fourth driving part 71 may be connected to the plurality of second wind wheels 72, the plurality of second wind wheels 72 and the plurality of first volutes may be in one-to-one correspondence, and the first volutes may be sleeved outside the second wind wheels 72, and the second driving mechanism 50 is adapted to drive the first volutes to rotate relative to the housing 10. It should be noted that the fourth driving member 71 may be connected to a plurality of second wind wheels 72, the fourth driving member 71 may drive the second wind wheels 72 to rotate, the second driving mechanism 50 may drive the first volute to rotate relative to the housing 10, the first volute may be provided with an air outlet, preferably, the fourth driving member 71 may be a dual-shaft dc motor, the number of the second wind wheels 72 may be 2, the 2 second wind wheels 72 are respectively connected to output shafts at two ends of the dual-shaft dc motor, the number of the first volutes may be 2, each first volute may include an upper volute 73 and a lower volute 74, the upper volute 73 and the lower volute 74 may be connected in a snap-fit manner, and the adjacent 2 upper volutes 73 and the adjacent 2 lower volutes 74 may be connected by a fixed connecting rod 75. In the first air-out mode (cooling operation mode), the second driving mechanism 50 drives the first volute to rotate so that the air outlet is arranged corresponding to the second air inlet 12, and in the second air-out mode (heating operation mode), the second driving mechanism 50 drives the first volute to rotate so that the air outlet is arranged corresponding to the first air inlet 11, so that the first air-out mode and the second air-out mode can be switched by the rotation of the first volute relative to the housing 10, and the upper volute 73 and the lower volute 74 can also rotate synchronously.
As some embodiments of the present invention, as shown in fig. 8, a diffuser 77 may be disposed on the movable housing 14, and it should be explained that the diffuser 77 is disposed corresponding to the first air outlet 11, the centrifugal wind wheel assembly 70 is disposed corresponding to the diffuser 77, when the centrifugal wind wheel assembly 70 rotates to the second air outlet mode, the air outlet on the first volute is disposed opposite to the diffuser 77, and after the wind is blown out from the air outlet on the first volute, the diffuser 77 may increase the pressure of the wind, and may increase the wind pressure of the hot wind blown out from the indoor air conditioner 100, so as to ensure the heating effect of the indoor air conditioner 100 in the heating operation mode.
In some embodiments of the present invention, as shown in fig. 7 and 10, the centrifugal wind wheel assembly 70 may further include: the connecting bracket 76, the connecting bracket 76 may be connected with the first volute, the connecting bracket 76 may be provided with a second gear 51, and the second driving mechanism 50 may be in meshing transmission with the second gear 51. It should be explained that the connecting bracket 76 may be connected to the end covers at both ends of the first volute, the side of the connecting bracket 76 away from the fourth driving member 71 may be provided with the second gear 51, the second gear 51 may be in meshing transmission with the fourth gear 55 of the second driving mechanism 50, the power generated by the second driving mechanism 50 may be transmitted to the connecting bracket 76 through the second gear 51 to control the rotation of the first volute, the connecting bracket 76 does not completely close the end covers at both ends of the first volute, it should be noted that the connecting bracket 76 may include a body and a connecting claw, the connecting claw is connected to the body, the connecting claw is adapted to be connected to the first volute, the body may be provided with an air inlet hole, the air inlet hole may be communicated with the inside of the first volute, the arrangement can ensure that the centrifugal wind wheel assembly 70 can supply wind normally, and can also reliably drive the first volute to rotate through the second driving mechanism 50.
In some embodiments of the present invention, as shown in fig. 9 and 15, the rotary air duct assembly 20 may further include: the cross-flow wind wheel assembly 80, when the air-conditioning indoor unit 100 is switched between the first air outlet mode and the second air outlet mode, the cross-flow wind wheel assembly 80 can rotate 120-145 degrees relative to the casing, and preferably, the cross-flow wind wheel assembly 80 can rotate 135 degrees relative to the casing. It should be noted that the cross flow wind wheel assembly 80 can rotate relative to the casing 10, when the cross flow wind wheel assembly 80 rotates relative to the casing 10, the indoor unit 100 of the air conditioner can be in the first wind outlet mode or the second wind outlet mode, specifically, when the external wind enters the casing 10 from the first wind port 11 and flows through the cross flow wind wheel assembly 80 and then flows out from the second wind port 12, it is in the cooling operation mode, when the external wind enters the casing 10 from the second wind port 12 and flows out from the first wind port 11 after flowing through the cross flow wind wheel assembly 80, it is in the heating operation mode, when the indoor unit 100 of the air conditioner is in the position of the cooling operation mode, and then after the indoor unit 100 of the air conditioner is adjusted to the heating operation mode, the cross flow wind wheel assembly 80 rotates clockwise 120 ° to 145 ° relative to the casing, so that the indoor unit 100 of the air conditioner can be freely switched between the first wind outlet mode and the second wind outlet mode according to the needs of the user, the indoor unit 100 of the air conditioner can achieve good working effects in both the cooling mode and the heating mode.
In some embodiments of the present invention, as shown in fig. 9 and 15, the indoor air conditioner 100 may further include: the second driving mechanism 50 is used for driving the rotary air duct assembly 20 to rotate relative to the housing 10, and it should be explained that the second driving mechanism 50 is the above-mentioned second driving mechanism 50. The cross flow wind wheel assembly 80 may include: third wind wheel 81, second volute 82 and fifth driving member 83, where third wind wheel 81 may be disposed in second volute 82, fifth driving member 83 may be used to drive third wind wheel 81 to rotate, and second driving mechanism 50 is adapted to drive second volute 82 to rotate relative to housing 10. It should be noted that the second volute 82 may be sleeved outside the third wind wheel 81, the fifth driving member 83 may be connected to the third wind wheel 81, and the fifth driving member 83 may drive the third wind wheel 81 to rotate, the second driving mechanism 50 may drive the second volute 82 to rotate relative to the casing 10, an air outlet may be disposed on the second volute 82, in the first air outlet mode (cooling operation mode), the second driving mechanism 50 drives the second volute 82 to rotate so that the air outlet is disposed corresponding to the second air port 12, in the second air outlet mode (heating operation mode), the second driving mechanism 50 drives the second volute 82 to rotate so that the air outlet faces an obliquely upper portion of the direction of the air-conditioning indoor unit 100 away from the second air port 12, so that the first air outlet mode and the second air outlet mode may be switched by rotation of the second volute 82 relative to the casing 10.
As some embodiments of the present invention, as shown in fig. 9 and 10, the cross-flow wind wheel assembly 80 may further include: the connecting bracket 76, in this embodiment, the connecting bracket 76 may be the connecting bracket 76 of the above-mentioned embodiment, the connecting bracket 76 may be connected with the second volute 82, the connecting bracket 76 may be provided with the second gear 51, and the second driving mechanism 50 may be in meshing transmission with the second gear 51. It should be noted that the connecting bracket 76 may be connected to an end cover of the second volute 82, a side of the connecting bracket 76 away from the fifth driving member 83 may be provided with a second gear 51, the second gear 51 may be in meshing transmission with the fourth gear 55 of the second driving mechanism 50, power generated by the second driving mechanism 50 may be transmitted to the connecting bracket 76 through the second gear 51 to control the second volute 82 to rotate, the connecting bracket 76 does not completely close the end cover at both ends of the second volute 82, it should be noted that the connecting bracket 76 may include a body and a connecting claw, the connecting claw is connected to the body, the connecting claw is adapted to be connected to the second volute 82, the body may be provided with an air inlet hole, the air inlet hole may be communicated with the inside of the second volute 82, by the arrangement, normal air inlet of the through-flow air wheel assembly 80 can be ensured, and the second volute 82 can be reliably driven to rotate by the second driving mechanism 50.
As some embodiments of the present invention, as shown in fig. 2 and 5, the rotary air duct assembly 20 may be connected to the fixed housing 13 through the second mounting seat 53, the rotary air duct assembly 20 may be screwed to the fixed housing 13 through the second mounting seat 53, and the rotary air duct assembly 20 may also be riveted to the fixed housing 13 through the second mounting seat 53, so that the rotary air duct assembly 20 may be firmly mounted, and the rotary air duct assembly 20 may be prevented from falling off.
According to the air conditioner provided by the embodiment of the invention, the air conditioner indoor unit 100 provided by the embodiment of the invention can realize the switching of the airflow direction of the air conditioner indoor unit 100 by the matching work of the shell 10 and the rotary air duct assembly 20, and the air conditioner indoor unit 100 can have different air outlet forms in different modes, so that the air conditioner indoor unit 100 can achieve good working effects in a refrigerating mode and a heating mode, and an air deflector is not required to be installed, so that the appearance of the air conditioner indoor unit 100 is more attractive, the installation cost and the installation difficulty of the air conditioner indoor unit 100 are reduced, the appearance of the air conditioner is more attractive, and the installation cost and the installation difficulty of the air conditioner are also reduced.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the description of the present invention, "a plurality" means two or more.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (25)

1. An indoor unit of an air conditioner, comprising:
a housing having a first tuyere and a second tuyere;
the rotary air duct assembly is arranged in the shell and can rotate relative to the shell so as to enable the indoor unit of the air conditioner to be switched between a first air outlet mode and a second air outlet mode,
when the indoor unit of the air conditioner is in the first air outlet mode, air outside the shell enters from the first air opening and is sent out from the second air opening after flowing through the rotary air duct component,
when the indoor unit of the air conditioner is in the second air outlet mode, air outside the shell enters from the second air opening and is sent out from the first air opening after flowing through the rotary air duct assembly.
2. The indoor unit of claim 1, wherein the first air outlet is set at a height lower than that of the second air outlet, and the first air outlet mode is a cooling operation mode and the second air outlet mode is a heating operation mode.
3. An indoor unit of an air conditioner according to claim 2, wherein the first air opening is provided in a bottom surface of the casing, and the second air opening is provided in a side surface of the casing.
4. An indoor unit of an air conditioner according to claim 1, wherein the casing includes: the air duct assembly comprises a fixed shell part and a movable shell part, wherein the movable shell part can move towards a direction far away from the fixed shell part, and the moving stroke allows the rotary air duct assembly to freely rotate in the shell.
5. An indoor unit of an air conditioner as claimed in claim 4, wherein the bottom of the fixed casing part is open to form an open opening, the movable casing part closes the open opening and the movable casing part is movable downward relative to the open opening to form an escape space between the open opening and the movable casing part, and the escape space allows the rotary air duct assembly to at least partially protrude into the escape space when rotating.
6. The indoor unit of claim 4, wherein the first air opening is formed at a height lower than that of the second air opening, and the first air opening is formed in the movable casing.
7. An indoor unit of an air conditioner according to claim 4, further comprising:
a first drive mechanism arranged to drive the movable housing portion to move relative to the fixed housing portion; and
a first guide mechanism provided for guiding relative movement of the movable housing portion and the stationary housing portion.
8. An indoor unit of an air conditioner according to claim 7, wherein the first driving mechanism includes: first driving piece, first gear, rack and first mount pad, first driving piece install in first mount pad, the rack passes first mount pad and one end with movable shell is connected, first gear locate first driving piece's output shaft and with rack toothing.
9. An indoor unit of an air conditioner according to claim 7, wherein the first guide mechanism comprises: the first sliding rail and the second sliding rail are connected in a sliding mode, one of the first sliding rail and the second sliding rail is connected with the movable shell portion, and the other of the first sliding rail and the second sliding rail is connected with the fixed shell portion.
10. An indoor unit of an air conditioner according to claim 7, wherein the first driving mechanism and the first guide mechanism are plural, and the plural first driving mechanisms and the plural first guide mechanisms are spaced apart from each other.
11. An indoor unit of an air conditioner according to claim 4, wherein an air passage chamber is formed in the casing, and a distance between the rotary air passage unit and the movable casing part is smaller than a distance between a wall of the rotary air passage unit opposite to the movable casing part, so that the rotary air passage unit is disposed in the air passage chamber in a manner close to the movable casing part.
12. An indoor unit of an air conditioner as claimed in claim 11, wherein an electric control chamber and a heat exchanger chamber are further provided in the casing, the air duct chamber and the heat exchanger chamber are juxtaposed in parallel, and the electric control chamber is located at one longitudinal end of the air duct chamber.
13. An indoor unit of an air conditioner according to claim 12, further comprising: and the second driving mechanisms are respectively arranged at the two longitudinal ends of the rotary air duct assembly, and the second driving mechanism at one end is positioned between the rotary air duct assembly and the electric control cavity.
14. An indoor unit of an air conditioner according to claim 13, wherein the rotary duct assembly includes: and the rotating shaft of the rotating air duct assembly is parallel to the movable shell part.
15. An indoor unit of an air conditioner according to claim 14, wherein each of the axial-flow fan wheel assemblies includes: the wind wheel driving device comprises a first wind wheel, a second driving piece and an annular air duct, wherein the annular air duct is sleeved outside the first wind wheel, and the second driving piece is used for driving the first wind wheel to rotate.
16. An indoor unit of an air conditioner according to claim 15, wherein each of the axial-flow fan wheel assemblies further comprises: the second driving piece is arranged on the driving piece fixing seat, and the driving piece fixing seat is connected with the annular air duct;
the driving member fixing seat includes: driving piece installation department, wind guide blade and the lantern ring, wind guide blade connects the driving piece installation department with between the lantern ring.
17. The indoor unit of claim 16, wherein each of the axial-flow fan wheel assemblies further comprises: the bearing housing, annular dryer is equipped with first connecting portion, the lantern ring be equipped with the second connecting portion that first connecting portion are connected, the bearing housing cover is located first connecting portion with the second connecting portion outside, the bearing housing is equipped with the second gear, second actuating mechanism is suitable for and passes through the second gear drive rotatory air duct component rotates.
18. An indoor unit of an air conditioner according to claim 17, wherein the second driving mechanism includes: the gear transmission mechanism comprises a third driving piece, a second mounting seat, a third gear and a fourth gear, wherein the third driving piece is arranged on the second mounting seat, the third gear is arranged on an output shaft of the third driving piece, and the fourth gear is meshed between the third gear and the second gear.
19. An indoor unit of an air conditioner according to claim 1, wherein the rotary duct assembly includes: and the axial flow air wheel component rotates 170-190 degrees relative to the shell when the air conditioner indoor unit is switched between the first air outlet mode and the second air outlet mode.
20. An indoor unit of an air conditioner according to claim 1, wherein the rotary duct assembly includes: and the centrifugal wind wheel assembly rotates 80-100 degrees relative to the shell when the air conditioner indoor unit is switched between the first air outlet mode and the second air outlet mode.
21. An indoor unit of an air conditioner according to claim 20, further comprising: the second driving mechanism is used for driving the rotary air duct assembly to rotate relative to the shell;
the centrifugal wind wheel assembly includes: the second driving mechanism is suitable for driving the first volute to rotate relative to the shell.
22. An indoor unit of an air conditioner according to claim 21, wherein the centrifugal fan assembly further comprises: the connecting support is connected with the first volute and provided with a second gear, and the second driving mechanism is in meshing transmission with the second gear.
23. An indoor unit of an air conditioner according to claim 1, wherein the rotary duct assembly includes: and when the air conditioner indoor unit is switched between the first air outlet mode and the second air outlet mode, the through-flow air wheel assembly rotates 120-145 degrees relative to the shell.
24. An indoor unit of an air conditioner according to claim 23, further comprising: the second driving mechanism is used for driving the rotary air duct assembly to rotate relative to the shell;
the cross flow wind wheel assembly comprises: the third wind wheel is arranged in the second volute, the fifth driving piece is used for driving the third wind wheel to rotate, and the second driving mechanism is suitable for driving the second volute to rotate relative to the shell.
25. An air conditioner characterized by comprising an air conditioning indoor unit according to any one of claims 1 to 24.
CN202011264254.6A 2020-11-12 2020-11-12 Air conditioner indoor unit and air conditioner Pending CN114484600A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011264254.6A CN114484600A (en) 2020-11-12 2020-11-12 Air conditioner indoor unit and air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011264254.6A CN114484600A (en) 2020-11-12 2020-11-12 Air conditioner indoor unit and air conditioner

Publications (1)

Publication Number Publication Date
CN114484600A true CN114484600A (en) 2022-05-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011264254.6A Pending CN114484600A (en) 2020-11-12 2020-11-12 Air conditioner indoor unit and air conditioner

Country Status (1)

Country Link
CN (1) CN114484600A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115183323A (en) * 2022-07-05 2022-10-14 美的集团武汉制冷设备有限公司 Air conditioner
WO2023236956A1 (en) * 2022-06-06 2023-12-14 广东美的暖通设备有限公司 Air conditioner indoor unit
CN115183323B (en) * 2022-07-05 2024-04-26 美的集团武汉制冷设备有限公司 Air conditioner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023236956A1 (en) * 2022-06-06 2023-12-14 广东美的暖通设备有限公司 Air conditioner indoor unit
CN115183323A (en) * 2022-07-05 2022-10-14 美的集团武汉制冷设备有限公司 Air conditioner
CN115183323B (en) * 2022-07-05 2024-04-26 美的集团武汉制冷设备有限公司 Air conditioner

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