CN113959006A - Indoor unit, air conditioner and control method of indoor unit - Google Patents
Indoor unit, air conditioner and control method of indoor unit Download PDFInfo
- Publication number
- CN113959006A CN113959006A CN202111250898.4A CN202111250898A CN113959006A CN 113959006 A CN113959006 A CN 113959006A CN 202111250898 A CN202111250898 A CN 202111250898A CN 113959006 A CN113959006 A CN 113959006A
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- Prior art keywords
- air
- indoor unit
- air deflector
- deflector
- air outlet
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000005057 refrigeration Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims description 22
- 238000001816 cooling Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 13
- 238000007664 blowing Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
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
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- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
-
- 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
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1413—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades
-
- 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
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
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- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
-
- 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
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
- F24F2013/1446—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with gearings
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention provides an indoor unit, an air conditioner and a control method of the indoor unit. The indoor unit includes: a bottom case; the panel body is connected with the bottom shell and is provided with an air outlet; the front panel is connected with the panel body; the first air deflector is connected with at least one of the bottom shell, the panel body and the front panel, and is provided with a closing position for closing the air outlet and a plurality of opening positions for opening the air outlet; the second air deflector is connected with at least one of the bottom shell and the panel body, the second air deflector is provided with an initial position located in the air outlet, and the second air deflector is provided with an air guiding position at least partially located outside the air outlet. Through first aviation baffle and the cooperation of second aviation baffle, can realize the last air-out of indoor set and air-out down, when the air conditioner refrigeration, adopt the air-out mode, can avoid cold wind direct blowing people, when the air conditioner heats, adopt the air-out mode down, can realize that hot-blast falls to the ground fast, obtains more comfortable air supply effect.
Description
Technical Field
The invention relates to the technical field of design and manufacture of air conditioners, in particular to an indoor unit, an air conditioner and a control method of the indoor unit.
Background
At present, when a household wall hanging machine is used for refrigerating and heating, the wind direction can be changed through the vertical rotation of a single air deflector, so that the temperature in a room is more balanced. However, the single air deflector is limited by the driving angle and the structure of the air deflector, and when the air conditioner operates, the hot air and the cold air which are sent out can not meet the specific requirements of users all the time.
The prior art discloses an air conditioner, it possesses a large tracts of land air guide panel and an auxiliary louver board, can solve the problem of user's travelling comfort betterly, but it also has some problems, when the air conditioner is in the state of heating, there is great cavity in auxiliary louver board and air guide panel, hot-blast vortex of forming in this cavity easily, produce noise etc. and air guide panel's motion is comparatively complicated, for realizing air guide panel's motion, shared space is great.
Disclosure of Invention
The invention mainly aims to provide an indoor unit, an air conditioner and a control method of the indoor unit, and aims to solve the problem that the air supply comfort of the indoor unit of the air conditioner in the prior art is poor.
In order to achieve the above object, according to one aspect of the present invention, there is provided an indoor unit including: a bottom case; the panel body is connected with the bottom shell and is provided with an air outlet; the front panel is connected with the panel body; the first air deflector is connected with at least one of the bottom shell, the panel body and the front panel, the first air deflector is provided with a closing position for closing the air outlet and a plurality of opening positions for opening the air outlet, and when the first air deflector is positioned at one of the opening positions, a first air outlet channel is formed between the inner surface of the first air deflector and the outer surface of the front panel; the second air deflector is connected with at least one of the bottom shell and the panel body, the second air deflector is provided with an initial position in the air outlet, and the second air deflector is provided with an air guiding position at least partially outside the air outlet; when the first air deflector is in one of the opening positions and the second air deflector is in the initial position, a first air outlet channel is formed between the inner surface of the first air deflector and the outer surface of the front panel to realize upper air outlet, and when the first air deflector is in the opening position, the second air deflector is in the air guiding position to realize lower air outlet.
Further, when the second air deflector is at the initial position, the first surface of the second air deflector is attached to the upper side wall of the air outlet, the second surface of the second air deflector is arranged towards the lower edge of the air outlet, and the first surface and the second surface are arranged oppositely.
Further, the first air deflection plate includes: the first end of the arc-shaped section is arranged close to the lower edge of the air outlet, and the second end of the arc-shaped section is arranged close to the lower edge of the front panel; the straight line section covers the front panel, and the first end of the straight line section is connected with the second end of the arc section; when the first air deflector is located at the closing position, the arc-shaped section covers the air outlet, and the second end of the straight section is in lap joint with the outer surface of the front panel.
Further, a gap L1 is formed between the first end of the arc-shaped section and the bottom shell, wherein L1 is more than or equal to 2mm and less than or equal to 4 mm.
Further, the plurality of opening positions comprise limit opening positions, when the first air deflector is located at the limit opening positions, the first end of the arc-shaped section is adjacent to the lower edge of the air outlet, an extension line of a tangent line of the outer surface of the straight-line section, which is far away from the air outlet, and an extension line of a tangent line of the outer surface of the first end of the arc-shaped section form an included angle theta, wherein theta is larger than or equal to 110 degrees and smaller than or equal to 130 degrees.
Further, when the first air deflector is located at the limit opening position, the second end of the straight line segment is vertically distant from the upper edge of the air outlet by a distance D1, wherein D1 is larger than or equal to 0 mm.
Further, when the first air deflector is located at the limit opening position, a distance L2 is formed between the lowest point of the surface of the arc-shaped section facing the air outlet and the upper edge of the air outlet in the vertical direction, wherein L2 is more than or equal to 50mm and less than or equal to 60 mm.
Further, when the first air deflector is in the limit opening position and the second air deflector is in the initial position, a first air outlet channel is formed between the third surface of the first air deflector and the second surface and between the third surface of the second air deflector and the front panel.
Further, the opening position comprises an avoiding position, when the first air deflector is located at the avoiding position, an avoiding space is formed between the third surface of the first air deflector and the outer surface of the panel body, when the second air deflector is located at the air guiding position, the first end of the second air deflector is in lap joint with the side wall of the upper edge of the air outlet, the second end of the second air deflector is in lap joint with the first end of the arc section of the first air deflector so as to seal the avoiding space, and a second air outlet channel is formed between the first surface of the second air deflector and the lower edge of the air outlet.
Further, when the second air deflector is in the air guiding position, an included angle beta is formed between the first surface and the vertical surface, wherein the beta is more than or equal to 10 degrees and less than or equal to 20 degrees.
Further, when the second air deflector is at the air guiding position, a minimum distance L3 is formed between the first surface and the lower edge of the air outlet, wherein L3 is not less than 50mm and not more than 60 mm.
Further, when the first air deflector is in the closed position, the first end of the arc-shaped section is adjacent to the lower edge of the air outlet, and the straight line section completely covers the front panel to close the air outlet.
Further, the coverage area of the straight line segment covering the front panel is S1, the area of the front panel is S, wherein S1 is more than or equal to S/2.
Furthermore, a heat insulation layer is arranged on the third surface of the first air deflector, facing the air outlet, and the heat insulation layer has a thickness D2, wherein D2 is not less than 4mm and not more than 5 mm.
Further, indoor set still includes first actuating mechanism, and first actuating mechanism is used for driving first aviation baffle and is located closed position and open position, and first actuating mechanism includes: the first end of the connecting rod is connected with one side, close to the upper edge of the front panel, of the first air deflector; the first rack is movably connected with the panel body, the first end of the first rack is hinged with the second end of the connecting rod, and the second end of the first rack extends towards the inside of the bottom shell; the first end of the second rack is connected with one side, close to the lower edge of the air outlet, of the first air deflector, and the second end of the second rack extends towards the inside of the bottom shell; the first driving part is connected with the panel body, the output end of the first driving part is provided with a first gear, and the first gear is meshed with the first rack; and the second driving part is connected with the panel body, the output end of the second driving part is provided with a second gear, and the second gear is meshed with the second rack.
Further, indoor set still includes second actuating mechanism, and second actuating mechanism is used for driving the second aviation baffle and is located initial position and wind-guiding position, and second actuating mechanism includes: the third driving part is connected with the panel body; the rotating shaft is connected with the side wall of the upper edge of the air outlet, the rotating shaft is connected with an output shaft of the third driving part, and the second air deflector is connected with the rotating shaft.
Further, the indoor unit further comprises a third driving mechanism, the third driving mechanism is used for driving the second air deflector to be located at the initial position and the air guiding position, and the third driving mechanism comprises: the fourth driving part is arranged at the upper edge of the air outlet, a third gear is arranged at the output end of the fourth driving part, a third rack is arranged on the surface of the second air deflector, and the third rack and the third gear are arranged in a meshed mode.
Furthermore, a containing cavity is formed in the side wall of the upper edge of the air outlet, when the second air deflector is located at the initial position, the second air deflector is located in the containing cavity, and when the second air deflector is located at the air guiding position, at least part of the second air deflector is located outside the containing cavity.
Furthermore, the second air deflector is of an arc-shaped structure and is arranged towards one side of the air outlet in a protruding mode.
Further, the thickness of the second air guide plate ranges from 1.5 mm to 2.5 mm.
According to another aspect of the present invention, there is provided a method for controlling an indoor unit, the method including the steps of: the indoor unit has a heating lower air-out mode, and when the indoor unit is in the heating lower air-out mode, the first air deflector is pushed out from the closing position to the avoiding position, and the second air deflector is driven to the air guiding position.
Furthermore, the indoor unit is also provided with a refrigeration upper air outlet mode, when the indoor unit is in the refrigeration upper air outlet mode, the second air deflector is located at the initial position, the first air deflector is controlled to rotate to the limit opening position, and the indoor unit realizes upper air outlet.
Furthermore, when the indoor unit is in the air-out mode under heating, the fourth driving part drives the second air deflector to extend out of the accommodating cavity and move to the air guiding position, and when the indoor unit is in the air-out mode under cooling, the fourth driving part drives the second air deflector to move from the air guiding position to the accommodating cavity.
According to another aspect of the present invention, an air conditioner is provided, which includes an indoor unit, and the indoor unit is the indoor unit described above.
By applying the technical scheme of the invention, the first air deflector is matched with the second air deflector, so that the upper air outlet and the lower air outlet of the indoor unit can be realized, when the air conditioner is used for refrigerating, an upper air outlet mode is adopted, the first air outlet channel lifts and sends out air flow, cold air can be prevented from directly blowing people, when the air conditioner is used for heating, a lower air outlet mode is adopted, the hot air can quickly fall to the ground, and a more comfortable air supply effect is obtained.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
figure 1 shows a schematic view of the structure of a first embodiment of the indoor unit according to the invention;
figure 2 shows a schematic view of the structure of a second embodiment of the indoor unit according to the invention;
figure 3 shows a schematic view of the structure of a third embodiment of the indoor unit according to the invention;
FIG. 4 shows an enlarged schematic view of portion A of FIG. 3;
figure 5 shows a schematic view of a fourth embodiment of the indoor unit according to the invention;
figure 6 shows a schematic view of the structure of a fifth embodiment of the indoor unit according to the invention;
FIG. 7 shows an enlarged schematic view of portion B of FIG. 6;
FIG. 8 shows an enlarged schematic view of section C of FIG. 6;
figure 9 shows a schematic view of a sixth embodiment of the indoor unit according to the invention;
figure 10 shows a schematic view of a seventh embodiment of the indoor unit according to the invention;
figure 11 shows a schematic view of the structure of an eighth embodiment of the indoor unit according to the invention;
figure 12 shows a schematic structural view of an embodiment of a second air deflection plate according to the present invention;
figure 13 shows a schematic view of the structure of a ninth embodiment of the indoor unit according to the invention;
figure 14 shows a schematic view of the construction of a tenth embodiment of the indoor unit according to the invention.
Wherein the figures include the following reference numerals:
10. a bottom case;
20. a panel body; 21. an air outlet;
30. a front panel;
40. a first air deflector; 41. an arc-shaped section; 42. a straight line segment; 43. a third surface; 451. a connecting rod; 452. a first rack; 453. a second rack; 46. a heat-insulating layer; 462. a first gear; 463. a second gear;
50. a second air deflector; 51. a first surface; 52. a second surface; 53. a rotating shaft; 54. a third rack; 55. a third gear;
61. a first air outlet channel; 62. a second air outlet channel;
70. a receiving cavity.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.
Referring to fig. 1 to 14, according to an embodiment of the present application, an indoor unit is provided.
The indoor unit comprises a bottom shell 10, a panel body 20, a front panel 30, a first air deflector 40 and a second air deflector 50, wherein the panel body 20 is connected with the bottom shell 10, the panel body 20 is provided with an air outlet 21, the front panel 30 is connected with the panel body 20, the first air deflector 40 is connected with at least one of the bottom shell 10, the panel body 20 and the front panel 30, the first air deflector 40 is provided with a closed position for closing the air outlet 21 and a plurality of open positions for opening the air outlet 21, when the first air deflector 40 is positioned at one of the open positions, a first air outlet channel 61 is formed between the inner surface of the first air deflector 40 and the outer surface of the front panel 30, the second air deflector 50 is connected with at least one of the bottom shell 10 and the panel body 20, the second air deflector 50 is provided with an initial position positioned in the air outlet 21, and the second air deflector 50 is provided with an air deflecting position at least partially positioned outside the air outlet 21, wherein the first air deflector 40 is positioned at one of the open positions, When the second air guiding plate 50 is at the initial position, a first air outlet channel 61 is formed between the inner surface of the first air guiding plate 40 and the outer surface of the front panel 30 to realize upward air outlet, and when the first air guiding plate 40 is at the opening position, the second air guiding plate 50 is at the air guiding position to realize downward air outlet.
By applying the technical scheme of the invention, the first air deflector and the second air deflector are matched, so that the upper air outlet and the lower air outlet of the indoor unit can be realized, when the air conditioner is used for refrigerating, an upper air outlet mode is adopted, the first air outlet channel 61 lifts and sends out cold air flow, cold air can be prevented from directly blowing people, when the air conditioner is used for heating, a lower air outlet mode is adopted, the hot air can quickly fall to the ground, and a more comfortable air supply effect is obtained.
In an embodiment of the present application, when the second air guiding plate 50 is in the initial position, the first surface 51 of the second air guiding plate 50 is attached to the upper sidewall of the air outlet 21, the second surface 52 of the second air guiding plate 50 is disposed toward the lower edge of the air outlet 21, and the first surface 51 is disposed opposite to the second surface 52. As shown in fig. 4, the first surface 51 is attached to the upper sidewall of the air outlet 21, the second air guiding plate 50 is located in the air outlet 21 and closely attached to the upper edge of the air outlet 21, the second air guiding plate 50 cannot be seen from the outside, so that the appearance is beautiful, and meanwhile, the second air guiding plate 50 does not obstruct the movement of the air flow.
Optionally, the first air deflector 40 includes an arc section 41 and a straight line section 42, a first end of the arc section 41 is disposed near a lower edge of the air outlet 21, a second end of the arc section 41 is disposed near a lower edge of the front panel 30, the straight line section 42 covers the front panel 30, and a first end of the straight line section 42 is connected to a second end of the arc section 41, wherein when the first air deflector 40 is located at the closed position, the arc section 41 covers the air outlet 21, and a second end of the straight line section 42 overlaps with an outer surface of the front panel 30. As shown in fig. 5, the arc-shaped section 41 is disposed so as to have a higher aesthetic degree when covering the air outlet 21, and the arc-shaped section 41 makes the first air outlet channel formed more smooth, specifically, in order to make the arc-shaped section 41 cover the air outlet 21, the length of the curve of the arc-shaped section 41 should be greater than or equal to the width of the air outlet 21, and the width of the air outlet 21 may be the maximum vertical distance between the upper edge and the lower edge of the air outlet 21. The straight line section 42 can prolong the air supply distance and increase the air flow height, and in the heating mode, hot air enters the environment after being increased, so that better use experience can be obtained.
Further, the first end of the arc-shaped section 41 has a gap L1 with the bottom case 10, wherein L1 is 2mm or more and 4mm or less. The gap L1 is reserved to prevent the first air guiding plate 40 from rubbing the bottom case 10 during the movement.
Optionally, the plurality of opening positions include a limit opening position, when the first air deflector 40 is located at the limit opening position, the first end of the arc-shaped section 41 is disposed adjacent to the lower edge of the air outlet 21, and an extension line of a tangent of the outer surface of the straight line section 42 away from the air outlet 21 and an extension line of a tangent of the outer surface of the first end of the arc-shaped section 41 form an included angle θ, where θ is greater than or equal to 110 ° and less than or equal to 130 °. As shown in fig. 5, the range of the included angle θ is limited to ensure the lifting effect and the air volume of the first air deflector 40 on the airflow, when the included angle θ is too small, the formed first air outlet channel 61 is too narrow, and when the air volume is too small, and when the included angle θ is too large, the lifting effect and the air volume supplying effect of the first air deflector 40 on the airflow are not obvious.
Preferably, when the first air deflector 40 is located at the extreme opening position, the second end of the straight line segment 42 is at a distance D1 from the upper edge of the air outlet 21 in the vertical direction, wherein D1 is greater than or equal to 0 mm. The arrangement can enable the first air deflector 40 to obviously lift the air flow, and send the air flow forwards in an inclined mode from a position higher than the air outlet along the first air outlet channel 61, and meanwhile, the arrangement enables the first air deflector 40 to shield the air outlet from the front side, and the appearance is high.
Further, when the first air deflector 40 is located at the extreme opening position, a distance L2 exists between the lowest point of the side surface of the arc-shaped section 41 facing the air outlet 21 and the upper edge of the air outlet 21 in the vertical direction, wherein L2 is greater than or equal to 50mm and less than or equal to 60 mm. Specifically, in the embodiment of the present application, L2 is a maximum distance between an inner surface (i.e., a side facing an upper edge of the air outlet 21) of the first air guiding plate 40 and the air outlet 21 when the first air guiding plate 40 is located at the extreme open position, L2 is a maximum distance between a surface of the insulating layer and the upper edge of the air outlet 21 when the insulating layer is laid on the inner surface of the first air guiding plate 40, and L2 is a maximum distance between a surface of the laid material close to the air outlet 21 and the upper edge of the air outlet 21 when the other material with a certain thickness is laid on the inner surface of the first air guiding plate 40. In practical applications, the way of calculating L2 may vary, and for example, the maximum distance between the outer surface of the first air guiding plate 40 (i.e. the side away from the upper edge of the outlet 21) and the upper edge of the outlet 21 may be provided.
Specifically, when the first air deflector 40 is in the extreme open position, and the second air deflector 50 is in the initial position, the first air outlet channel 61 is formed between the third surface 43 of the first air deflector 40, the second surface 52 of the second air deflector 50, and the front panel 30. As shown in fig. 3, the airflow is blown out from the outlet 21, and is guided to a position higher than the outlet 21 through the first air outlet channel 61, so as to obtain a better air supply effect.
Optionally, the opening position includes an avoidance position, when the first air deflector 40 is located at the avoidance position, an avoidance space is formed between the third surface 43 of the first air deflector 40 and the outer surface of the panel body 20, when the second air deflector 50 is located at the air guiding position, the first end of the second air deflector 50 is overlapped with the upper edge side wall of the air outlet 21, the second end of the second air deflector 50 is overlapped with the first end of the arc-shaped section 41 of the first air deflector 40 to seal the avoidance space, and a second air outlet channel 62 is formed between the first surface 51 of the second air deflector 50 and the lower edge of the air outlet 21. As shown in fig. 6, the second end of the second air guiding plate 50 is overlapped with the first end of the arc-shaped section 41 of the first air guiding plate 40 to close the avoidance space, so that the air flow cannot enter the avoidance space, the air flow blown out from the air outlet 21 is blocked by the second air guiding plate 50, and is blown out obliquely and downwards from the second air outlet channel 62. Specifically, as shown in fig. 7 and 8, when the second air guiding plate 50 is in the air guiding position, a first end of the second air guiding plate 50 is overlapped with an upper edge side wall of the air outlet 21, and a second end of the second air guiding plate 50 is overlapped with a first end of the arc-shaped section 41 of the first air guiding plate 40, and preferably, the second end of the second air guiding plate 50 should not exceed a lower edge of the first end of the arc-shaped section 41 when being overlapped, so as to avoid exposing the second air guiding plate 50 and affecting the aesthetic appearance.
Specifically, when the second air guiding plate 50 is located at the air guiding position, the first surface 51 and the vertical surface form an included angle β, wherein β is greater than or equal to 10 degrees and less than or equal to 20 degrees. As shown in fig. 9, the range of the included angle β is limited, so that the downward wind guiding effect of the second wind deflector 50 on the airflow is significant, the downward landing effect of the airflow is weakened due to the excessively large included angle β, and meanwhile, the width of the second wind outlet channel 62 is too small due to the excessively small included angle β, so that the wind output is reduced.
Further, when the second air guiding plate 50 is located at the air guiding position, a minimum distance L3 is formed between the first surface 51 and the lower edge of the air outlet 21, wherein L3 is greater than or equal to 50mm and less than or equal to 60 mm. As shown in fig. 9, the minimum distance L3 is set to ensure the air output of the second air outlet channel 62.
Specifically, when the first air deflector 40 is in the closed position, the first end of the arc-shaped section 41 is disposed adjacent to the lower edge of the air outlet 21, and the straight section 42 completely covers the front panel 30 to close the air outlet 21. When the linear section 42 is provided to cover the front panel 30, the shape of the linear section 42 may be completely matched with the shape of the front panel 30, or the shape of the linear section 42 may be provided differently from the shape of the front panel 30.
Alternatively, the area covered by the straight line segment 42 and the area covered by the front panel 30 is S1, and the area of the front panel 30 is S, wherein S1 ≧ S/2. The wind guiding effect of the first wind guiding plate 40 is weakened by the fact that the coverage area of the straight line section 42 covering the front panel 30 is too small, in the embodiment of the application, in order to enable the first wind guiding plate 40 to have a better wind guiding effect, S1 is set to be larger than or equal to 2S/3, the wind guiding distance can be prolonged by the straight line section 42 with a larger area, and the air supply amount of cold air is greatly increased during refrigeration. The appropriate value can be selected within the range according to the requirements of the actual application environment.
Preferably, an insulating layer 46 is disposed on the third surface 43 of the first air deflector 40 facing the air outlet 21, and the insulating layer 46 has a thickness D2, wherein D2 is not less than 4mm and not more than 5 mm. The insulating layer 46 can be used for insulating heat and preventing condensation on the surface of the first air deflector 40 during refrigeration.
The indoor unit further comprises a first driving mechanism, the first driving mechanism is used for driving the first air deflector 40 to be located at the closed position and the open position, the first driving mechanism comprises a connecting rod 451, a first rack 452, a second rack 453, a first driving part and a second driving part, a first end of the connecting rod 451 is connected with one side, close to the upper edge of the front panel 30, of the first air deflector 40, the first rack 452 is movably connected with the panel body 20, a first end of the first rack 452 is hinged with a second end of the connecting rod 451, a second end of the first rack 452 extends towards the inside of the bottom case 10, the second rack 453 is movably connected with the panel body 20, a first end of the second rack 453 is connected with one side, close to the lower edge of the air outlet 21, of the first air deflector 40, a second end of the second rack 453 extends towards the inside of the bottom case 10, the first driving part is connected with the panel body 20, an output end of the first driving part is provided with a first gear 462, the first gear 462 is engaged with the first rack 452, the second driving unit is connected to the panel body 20, the second gear 463 is provided at the output end of the second driving unit, and the second gear 463 is engaged with the second rack 453. As shown in fig. 2 and 14, alternatively, the first driving mechanism is installed on the left and right sides of the panel body 20, and the first rack 452 and the second rack 453 can drive the first air deflector 40 to move under the driving of the first gear 462 and the second gear 463, so as to push out the first air deflector 40 to the retracted position or rotate the first air deflector 40 to the maximum open position.
The indoor unit further comprises a second driving mechanism, the second driving mechanism is used for driving the second air deflector 50 to be located at the initial position and the air guiding position, the second driving mechanism comprises a third driving portion and a rotating shaft 53, the third driving portion is connected with the panel body 20, the rotating shaft 53 is connected with the upper edge side wall of the air outlet 21, the rotating shaft 53 is connected with an output shaft of the third driving portion, and the second air deflector 50 is connected with the rotating shaft 53. As shown in fig. 2, the second wind deflector 50 is connected to the rotating shaft 53, and the third driving part can drive the second wind deflector 50 to rotate around the rotating shaft 53 to the initial position and the wind guiding position through the output shaft.
The indoor unit further comprises a third driving mechanism, the third driving mechanism is used for driving the second air deflector 50 to be located at the initial position and the air guiding position, the third driving mechanism comprises a fourth driving portion, the fourth driving portion is arranged at the upper edge of the air outlet 21, a third gear 55 is arranged at the output end of the fourth driving portion, a third rack 54 is arranged on the surface of the second air deflector 50, and the third rack 54 is arranged in a manner of being meshed with the third gear 55. As shown in fig. 11, 12 and 13, when the rack and pinion driving method is adopted, third racks 54 may be disposed at two ends of the second air guiding plate 50, third gears 55 may be disposed on the panel body 20, the third gears 55 are engaged with the third racks 54, and the fourth driving unit drives the third gears 55 to push out the second air guiding plate 50 to the air guiding position and retract the second air guiding plate to the initial position.
A receiving cavity 70 is formed at a side wall of an upper edge of the air outlet 21, when the second air guiding plate 50 is located at an initial position, the second air guiding plate 50 is located in the receiving cavity 70, and when the second air guiding plate 50 is located at an air guiding position, at least a part of the second air guiding plate 50 is located outside the receiving cavity 70. As shown in fig. 13, when the second air guiding plate 50 is located at the initial position, the second air guiding plate 50 is located in the storage cavity 70, so as to reduce the air outlet resistance to the air outlet 21 and improve the air supply fluency, and when the second air guiding plate 50 is located at the air guiding position, the lower edge of the second air guiding plate 50 should cover the lower edge of the first air guiding plate 40 and is not disposed beyond the lower edge of the first air guiding plate 40. Alternatively, the housing chamber 70 is provided in the panel body 20.
Preferably, the second air guiding plate 50 is an arc-shaped structure, and the second air guiding plate 50 protrudes toward the side of the air outlet 21. As shown in fig. 11, when the second wind deflector 50 is at the wind guiding position, an included angle α is formed between a tangent line of a closest point of the second wind deflector 50 protruding towards one side of the wind outlet 21 and the vertical plane, where α is greater than or equal to 10 ° and less than or equal to 20 °. The second air guiding plate 50 is configured to be an arc-shaped structure, and can guide the air flow to be blown out obliquely forwards.
In order to avoid the fourth driving part from being overloaded or the second wind deflector 50 from being deformed too much during the movement, the thickness of the second wind deflector 50 is set to be in a range of 1.5-2.5mm, and preferably, the thickness of the second wind deflector 50 may be 2 mm.
According to the indoor unit adopting the scheme, the first air guide plate 40 and the second air guide plate 50 are matched to achieve upward prolonged air supply and downward air supply, different air supply modes are adopted according to refrigeration or heating requirements, more comfortable air supply experience can be obtained, the second air guide plate 50 cannot be exposed all the time in the use process, and the attractiveness of the indoor unit is guaranteed. The driving mechanism of the indoor unit in the scheme is simple in structure, low in manufacturing cost and wide in application prospect.
According to another specific embodiment of the present application, a method for controlling an indoor unit is provided, where the method is used to control the indoor unit, and includes the following steps: the indoor unit has a heating lower air-out mode, and when the indoor unit is in the heating lower air-out mode, the first air deflector 40 is pushed out from the closed position to the avoiding position, and the second air deflector 50 is driven to the air guiding position. Correspondingly, when the air-out mode under heating is finished, the second air guiding plate 50 is driven from the air guiding position to the initial position, and then the first air guiding plate 40 is pushed back to the closing position from the avoiding position to close the air outlet 21. And a heating lower air outlet mode is adopted, and hot air is blown out along an oblique downward angle, so that carpet type heating is realized.
Furthermore, the indoor unit further has a refrigeration upper air outlet mode, when the indoor unit is in the refrigeration upper air outlet mode, the second air deflector 50 is located at an initial position, the first air deflector 40 is controlled to rotate to a limit opening position, the indoor unit realizes upper air outlet, and after refrigeration is finished, the first air deflector 40 is controlled to rotate to a closing position. Adopt the refrigeration to go up the air-out mode, cold wind blows out along the ascending angle of horizontal slant, realizes keeping away people's refrigeration, and the great area that first aviation baffle 40 has makes the wind-guiding distance extension of cold wind, and the cold wind volume promotes, has better refrigeration effect.
Alternatively, when the indoor unit is in the air-out mode under heating, the fourth driving part drives the second air deflector 50 to extend out of the accommodating cavity 70 and move to the air guiding position, and when the indoor unit is in the air-out mode under cooling, the fourth driving part drives the second air deflector 50 to move from the air guiding position to the accommodating cavity 70. As shown in fig. 11 and 13, when the indoor unit is in the cooling upper air-out mode, the second air deflector 50 is located in the storage cavity 70, so that the air resistance is reduced, and the air supply fluency is improved, and when the indoor unit is in the heating lower air-out mode, the lower edge of the second air deflector 50 covers the lower edge of the first air deflector 40, so that the hot air is blown out obliquely forward, and the carpet type heating is realized.
By adopting the control method of the indoor unit, the air supply distance can be prolonged and the air supply height can be raised through the first air guide plate 40 during refrigeration, cold air flow is prevented from directly blowing users, hot air cannot flow into the inner surface of the first air guide plate 40 during heating, the hot air is blown out obliquely downwards, the hot air can quickly fall to the ground, and the user experience is improved. In the processes of refrigeration and heating, the air inlet air duct can not be seen from the visual angle of a user, and the attractiveness is ensured.
According to another specific embodiment of the present application, an air conditioner is provided, which includes an indoor unit, and the indoor unit is the indoor unit described above.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (24)
1. An indoor unit, comprising:
a bottom shell (10);
the panel body (20), the panel body (20) is connected with the bottom shell (10), and the panel body (20) is provided with an air outlet (21);
a front panel (30), the front panel (30) being connected to the panel body (20);
the first air deflector (40) is connected with at least one of the bottom shell (10), the panel body (20) and the front panel (30), the first air deflector (40) is provided with a closing position for closing the air outlet (21) and a plurality of opening positions for opening the air outlet (21), and when the first air deflector (40) is located at one of the opening positions, a first air outlet channel (61) is formed between the inner surface of the first air deflector (40) and the outer surface of the front panel (30);
the second air deflector (50), the second air deflector (50) is connected with at least one of the bottom case (10) and the panel body (20), the second air deflector (50) has an initial position located in the air outlet (21), and the second air deflector (50) has an air guiding position at least partially located outside the air outlet (21);
when the first air deflector (40) is in one of the opening positions and the second air deflector (50) is in the initial position, the first air outlet channel (61) is formed between the inner surface of the first air deflector (40) and the outer surface of the front panel (30) to achieve upper air outlet, and when the first air deflector (40) is in the opening position, the second air deflector (50) is in the air guiding position to achieve lower air outlet.
2. The indoor unit of claim 1, wherein when the second air deflector (50) is in the initial position, a first surface (51) of the second air deflector (50) is attached to an upper sidewall of the outlet (21), a second surface (52) of the second air deflector (50) is disposed toward a lower edge of the outlet (21), and the first surface (51) and the second surface (52) are disposed opposite to each other.
3. Indoor unit according to claim 1, characterized in that the first air deflector (40) comprises:
the first end of the arc-shaped section (41) is close to the lower edge of the air outlet (21), and the second end of the arc-shaped section (41) is close to the lower edge of the front panel (30);
a straight section (42), the straight section (42) covering the front panel (30), a first end of the straight section (42) being connected with a second end of the arc-shaped section (41);
when the first air deflector (40) is located at the closed position, the arc-shaped section (41) covers the air outlet (21), and the second end of the straight section (42) is overlapped with the outer surface of the front panel (30).
4. Indoor unit according to claim 3, characterized in that the first end of the arc-shaped section (41) has a clearance L1 with the bottom shell (10), wherein 2mm L1 mm 4 mm.
5. The indoor unit of claim 3, wherein the plurality of opening positions includes a limit opening position, when the first air deflector (40) is in the limit opening position, a first end of the arc-shaped section (41) is disposed adjacent to a lower edge of the air outlet (21), and an extension of a tangent line of an outer surface of the straight section (42) away from the air outlet (21) and an extension of a tangent line of an outer surface of the first end of the arc-shaped section (41) form an included angle θ, wherein the included angle θ is 110 °
≤θ≤130°。
6. Indoor unit according to claim 5, characterized in that the second end of the straight section (42) is at a vertical distance D1 from the upper edge of the outlet (21) when the first air deflector (40) is in the extreme open position, wherein D1 is greater than or equal to 0 mm.
7. Indoor unit according to claim 5, characterized in that the lowest point of the side surface of the arc-shaped section (41) facing the outlet opening (21) and the upper edge of the outlet opening (21) have a distance L2 in the vertical direction when the first air deflector (40) is in the extreme open position, wherein L2 is 50mm 60 mm.
8. The indoor unit of claim 5, wherein the first air deflector (40) is in the extreme open position, and when the second air deflector (50) is in the initial position, the first air outlet channel (61) is formed between the third surface (43) of the first air deflector (40) and the second surface (52) of the second air deflector (50) and the front panel (30).
9. The indoor unit of claim 8, wherein the open position comprises an avoidance position, when the first air deflector (40) is located at the avoidance position, an avoidance space is formed between the third surface (43) of the first air deflector (40) and the outer surface of the panel body (20), when the second air deflector (50) is located at the air guiding position, a first end of the second air deflector (50) is overlapped with an upper edge side wall of the air outlet (21), a second end of the second air deflector (50) is overlapped with the first end of the arc-shaped section (41) of the first air deflector (40) to seal the avoidance space, and a second air outlet channel (62) is formed between a first surface (51) of the second air deflector (50) and a lower edge of the air outlet (21).
10. Indoor unit according to claim 2, characterized in that the first surface (51) forms an angle β with the vertical when the second air deflector (50) is in the air guiding position, wherein β is greater than or equal to 10 ° and less than or equal to 20 °.
11. The indoor unit of claim 2, wherein the second air deflector (50) has a minimum distance L3 between the first surface (51) and the lower edge of the air outlet (21) when in the air guiding position, wherein L3 is 50mm or more and 60mm or less.
12. Indoor unit according to claim 5, characterized in that the first deflector (40), in the closed position, has a first end of the curved section (41) arranged adjacent to the lower edge of the outlet mouth (21), the straight section (42) completely covering the front panel (30) to close the outlet mouth (21).
13. Indoor unit according to claim 5, characterized in that the area covered by the straight line segment (42) on the front panel (30) is S1 and the area of the front panel (30) is S, where S1 ≧ S/2.
14. The indoor unit of claim 1, wherein an insulation layer (46) is disposed on a third surface (43) of the first air deflector (40) facing the air outlet (21), and the insulation layer (46) has a thickness D2, wherein D2 is 4mm or more and 5mm or less.
15. The indoor unit according to claim 1, further comprising a first driving mechanism for driving the first air deflector (40) to the closed position and the open position, the first driving mechanism comprising:
a connecting rod (451), wherein the first end of the connecting rod (451) is connected with one side of the first air deflector (40) close to the upper edge of the front panel (30);
the first rack (452) is movably connected with the panel body (20), a first end of the first rack (452) is hinged with a second end of the connecting rod (451), and a second end of the first rack (452) extends towards the inside of the bottom shell (10);
the second rack (453) is movably connected with the panel body (20), a first end of the second rack (453) is connected with one side, close to the lower edge of the air outlet (21), of the first air deflector (40), and a second end of the second rack (453) extends towards the inside of the bottom shell (10);
the first driving part is connected with the panel body (20), a first gear (462) is arranged at the output end of the first driving part, and the first gear (462) is meshed with the first rack (452);
and a second driving part connected to the panel body (20), wherein a second gear (463) is provided at an output end of the second driving part, and the second gear (463) is engaged with the second rack (453).
16. The indoor unit of claim 1, further comprising a second driving mechanism for driving the second air guide plate (50) to the initial position and the air guide position, wherein the second driving mechanism comprises:
a third driving part connected to the panel body (20);
the rotating shaft (53) is connected with the side wall of the upper edge of the air outlet (21), the rotating shaft (53) is connected with an output shaft of the third driving part, and the second air deflector (50) is connected with the rotating shaft (53).
17. The indoor unit of claim 1, further comprising a third driving mechanism for driving the second air guide plate (50) to the initial position and the air guide position, wherein the third driving mechanism comprises:
the air outlet device comprises a fourth driving part, the fourth driving part is arranged at the upper edge of the air outlet (21), a third gear (55) is arranged at the output end of the fourth driving part, a third rack (54) is arranged on the surface of the second air deflector (50), and the third rack (54) and the third gear (55) are arranged in a meshed mode.
18. The indoor unit of claim 17, wherein a receiving cavity (70) is formed at a side wall of an upper edge of the outlet (21), when the second air guide plate (50) is located at an initial position, the second air guide plate (50) is located in the receiving cavity (70), and when the second air guide plate (50) is located at the air guiding position, at least a part of the second air guide plate (50) is located outside the receiving cavity (70).
19. The indoor unit of claim 18, wherein the second air guiding plate (50) has an arc-shaped structure, and the second air guiding plate (50) protrudes toward the side of the air outlet (21).
20. Indoor unit according to claim 18, characterized in that the thickness of the second air deflector (50) ranges between 1.5-2.5 mm.
21. A control method of an indoor unit for controlling the indoor unit according to any one of claims 1 to 20, characterized by comprising the steps of:
the indoor unit is provided with a heating lower air outlet mode, and when the indoor unit is in the heating lower air outlet mode, the first air deflector (40) is pushed out from the closing position to the avoiding position, and the second air deflector (50) is driven to the air guiding position.
22. The control method according to claim 21,
the indoor unit is also provided with a refrigeration upper air outlet mode, when the indoor unit is in the refrigeration upper air outlet mode, the second air deflector (50) is located at an initial position, the first air deflector (40) is controlled to rotate to a limit opening position, and the indoor unit realizes upper air outlet.
23. The control method according to claim 22, wherein the second air deflector (50) is driven by a fourth driving unit to extend from the housing chamber (70) and move to the air guiding position when the indoor unit is in the heating lower outlet mode, and wherein the second air deflector (50) is driven by the fourth driving unit to move from the air guiding position to the housing chamber (70) when the indoor unit is in the cooling upper outlet mode.
24. An air conditioner comprising an indoor unit, characterized in that the indoor unit is the indoor unit according to any one of claims 1 to 20.
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| CN202111250898.4A CN113959006B (en) | 2021-10-26 | 2021-10-26 | Indoor unit, air conditioner and control method of indoor unit |
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| CN202111250898.4A CN113959006B (en) | 2021-10-26 | 2021-10-26 | Indoor unit, air conditioner and control method of indoor unit |
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| JP2010060223A (en) * | 2008-09-04 | 2010-03-18 | Sharp Corp | Air conditioner |
| CN107514689A (en) * | 2017-08-28 | 2017-12-26 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner using same |
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