CN115235105A - Air deflector drive assembly and air conditioner indoor unit - Google Patents

Air deflector drive assembly and air conditioner indoor unit Download PDF

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Publication number
CN115235105A
CN115235105A CN202110440487.5A CN202110440487A CN115235105A CN 115235105 A CN115235105 A CN 115235105A CN 202110440487 A CN202110440487 A CN 202110440487A CN 115235105 A CN115235105 A CN 115235105A
Authority
CN
China
Prior art keywords
arc
shaped rack
rack
air deflector
gear
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
CN202110440487.5A
Other languages
Chinese (zh)
Inventor
顾明亮
李婧
张蕾
田志强
刘金文
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.)
Qingdao Haier Smart Technology R&D Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Smart Technology R&D Co Ltd
Haier Smart Home 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 Qingdao Haier Smart Technology R&D Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Smart Technology R&D Co Ltd
Priority to CN202110440487.5A priority Critical patent/CN115235105A/en
Publication of CN115235105A publication Critical patent/CN115235105A/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
    • 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
    • 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
    • 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
    • F24F2013/1433—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 electric motors
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/82—Elements for improving aerodynamics

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)

Abstract

The application relates to the technical field of air conditioners and discloses an air deflector driving assembly which comprises an air deflector body; the driving part comprises a gear; the driven part comprises a rack connecting plate connected with the air deflector body, a first arc-shaped rack used for enabling the air deflector body to be opened upwards and a second arc-shaped rack used for enabling the air deflector body to be opened downwards are arranged on the rack connecting plate, and the gear can drive the first arc-shaped rack or the second arc-shaped rack; when the gear drives the first arc-shaped rack, a first rotating track is formed on the upper edge of the air deflector body, and the circle where the first rotating track is located and the circle where the first arc-shaped rack is located are first concentric circles; when the gear drives the second arc-shaped rack, the lower edge of the air deflector body forms a second rotating track, and the circle where the second rotating track is located and the circle where the second arc-shaped rack is located are a second concentric circle. This application can guarantee to cover the air outlet when aviation baffle is closed, prevents dust. The application also discloses an air conditioner indoor unit.

Description

Air deflector drive assembly and air conditioner indoor unit
Technical Field
The application relates to the technical field of air conditioners, for example to an air deflector drive assembly and an air conditioner indoor unit.
Background
In order to realize large-angle rotation of an air deflector of an existing air conditioner, a rack connecting plate connected with the air deflector is arranged, and a driving device drives the rack connecting plate to rotate at a large angle, so that the air deflector is driven to rotate at a large angle to perform upward opening action or downward opening action.
But this scheme is difficult to guarantee to cover the air outlet when the aviation baffle closes, plays dirt-proof effect.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended to be a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides an air deflector driving assembly and an air conditioner indoor unit, so that an air outlet can be covered when an air deflector is closed.
In some embodiments, the air deflection drive assembly comprises: an air deflector body; a driving part including a gear; the driven part comprises a rack connecting plate connected with the air deflector body, a first arc-shaped rack used for enabling the air deflector body to be opened upwards and a second arc-shaped rack used for enabling the air deflector body to be opened downwards are arranged on the rack connecting plate, the gear is located between the first arc-shaped rack and the second arc-shaped rack, and the gear can drive the first arc-shaped rack or the second arc-shaped rack; when the gear drives the first arc-shaped rack, a first rotating track is formed on the upper edge of the air deflector body, and a circle of the first rotating track and a circle of the first arc-shaped rack are first concentric circles; when the gear drives the second arc-shaped rack, a second rotating track is formed on the lower edge of the air deflector body, and a circle where the second rotating track is located and a circle where the second arc-shaped rack is located are second concentric circles.
Optionally, when the gear drives the first arc-shaped rack, the gear moves on the first arc-shaped rack to generate a first motion track, and the first rotation track and the first motion track satisfy L 1 /D 1 ＝l 1 /d 1 (ii) a Wherein L is 1 Is the length of the first rotation trajectory,/ 1 Is the length of the first motion trajectory, D 1 Is the radius of the circle on which the first rotation locus is located, d 1 Is the radius of the circle where the first motion track is located.
Optionally, when the gear drives the second arc-shaped rack, the gear moves on the second arc-shaped rack to generate a second motion track, and the second rotation track and the second motion track satisfy L 2 /D 2 ＝l 2 /d 2 (ii) a Wherein L is 2 Is the length of the second rotation trajectory,/ 2 Is the length of the second motion trajectory, D 2 The radius of a circle where the second rotating track is located; d 2 The radius of the circle where the second motion track is located.
Optionally, a center O of the first concentric circle 1 And the center O of the second concentric circle 2 Not in the same location.
Optionally, the center of circle O 1 Is positioned at one side of the rack connecting plate and has a circle center O 2 Is positioned at the other side of the rack connecting plate.
Optionally, the teeth of the first arc-shaped rack and the second arc-shaped rack are arranged oppositely; the first end of the first arc-shaped rack is close to the first end of the second arc-shaped rack, and the second end of the first arc-shaped rack is far away from the second end of the second arc-shaped rack; when the air deflector body is closed, the gear is meshed with the first ends of the first arc-shaped rack and the second arc-shaped rack.
Optionally, the air deflection assembly further comprises: one end of the transition arc plate is connected with the first end of the first arc-shaped rack, the other end of the transition arc plate is connected with the first end of the second arc-shaped rack, and the concave surface of the transition arc plate is used for bearing the gear.
Optionally, a guide structure matched with the air deflector support is arranged on the rack connecting plate.
Optionally, the rack connecting plate is detachably connected with the air deflector body.
In some embodiments, the air conditioner indoor unit includes the air deflector driving assembly.
The air deflector driving assembly and the air conditioner indoor unit provided by the embodiment of the disclosure can realize the following technical effects:
the air deflector body of the embodiment of the disclosure is connected with the rack connecting plate, the rack connecting plate is provided with the first arc-shaped rack and the second arc-shaped rack, when the gear drives the first arc-shaped rack to rotate, the upper edge of the air deflector body rotates and forms a first rotating track, and the first rotating track and a circle where the first arc-shaped rack is located are concentric circles, so that the upper edge of the air deflector body and the first arc-shaped rack rotate synchronously; when the gear drives the second arc-shaped rack to rotate, the lower edge of the air deflector body rotates and forms a second rotating track, and the second rotating track and the circle where the second arc-shaped rack is located are concentric circles, so that the lower edge of the air deflector body and the second arc-shaped rack rotate synchronously.
When the gear does not drive the first arc-shaped rack and the second arc-shaped rack, the gear is located at the initial driving ends of the first arc-shaped rack and the second arc-shaped rack, the upper edge and the lower edge of the air deflector body are located at the initial positions, the air outlet can be covered when the air deflector is closed, and the dustproof effect is achieved.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated in the accompanying drawings, which correspond to the accompanying drawings and not in a limiting sense, in which elements having the same reference numeral designations represent like elements, and in which:
fig. 1 is a schematic structural view of an air deflection assembly provided in an embodiment of the present disclosure;
fig. 2 is a schematic structural view of an air deflector drive assembly when the air deflector is in an upward opening state according to an embodiment of the present disclosure;
fig. 3 is a schematic structural view of the air deflection assembly when the air deflection plate provided by the embodiment of the present disclosure is in a downward opening state;
FIG. 4 is a schematic structural view of a tie bar plate provided by embodiments of the present disclosure;
fig. 5 is a schematic structural view of another tie rack plate provided by an embodiment of the present disclosure.
Reference numerals are as follows:
10: a gear; 20: a rack connecting plate; 21: a rack portion; 211: a first arc-shaped rack; 212: a second arc-shaped rack; 213: a transition arc plate; 22: a connecting portion; 221: a first guide structure; 222: a connecting member; 23: a connecting plate body; 30: an air deflector body; 40: an air deflector bracket; 41: and a second guide structure.
Detailed Description
So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged as appropriate for the embodiments of the disclosure described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.
In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.
The term "plurality" means two or more, unless otherwise specified.
In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.
The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. E.g., a and/or B, represents: a or B, or A and B.
The upper edge in the embodiment of the disclosure means that the air deflector body is positioned at the edge of the upper part when the air deflector body is in a closed state; the lower edge refers to the edge of the air deflector body at the lower part when the air deflector body is in a closed state.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.
Referring to fig. 1-3, an embodiment of the present disclosure provides an air deflection assembly, which includes an air deflection body 30, a driving portion and a driven portion.
The driving part comprises a gear 10.
The driven part comprises a rack connecting plate 20 connected with the air deflector body 30, a first arc-shaped rack 211 used for enabling the air deflector body 30 to be opened upwards and a second arc-shaped rack 212 used for enabling the air deflector body 30 to be opened downwards are arranged on the rack connecting plate 20, the gear 10 is positioned between the first arc-shaped rack 211 and the second arc-shaped rack 212, and the gear 10 can drive the first arc-shaped rack 211 or the second arc-shaped rack 212;
when the gear 10 drives the first arc-shaped rack 211, a first rotation track is formed on the upper edge of the air deflector body 30, and a circle of the first rotation track and a circle of the first arc-shaped rack 211 are a first concentric circle;
when the gear 10 drives the second arc-shaped rack 212, a second rotation track is formed on the lower edge of the air deflector body 30, and a circle of the second rotation track and a circle of the second arc-shaped rack 212 are second concentric circles.
It can be understood that the arc centers of the first arc-shaped rack 211 and the second arc-shaped rack 212 are different, when the gear 10 drives the first arc-shaped rack 211, the first arc-shaped rack 211 rotates around the arc center thereof as the axis and drives the air deflector body 30 to rotate, the air deflector is in an upward opening state at this time, and the upper edge of the air deflector body 30 and the first arc-shaped rack 211 rotate synchronously; when the gear 10 drives the second arc-shaped rack 212, the second arc-shaped rack 212 rotates around its arc center as an axis and drives the air deflector body 30 to rotate, the air deflector is in a downward opening state, and the lower edge of the air deflector body 30 and the second arc-shaped rack 212 rotate synchronously.
By adopting the air deflector driving assembly provided by the embodiment of the disclosure, the air deflector body 30 of the embodiment of the disclosure is connected with the rack connecting plate 20, the rack connecting plate 20 is provided with the first arc-shaped rack 211 and the second arc-shaped rack 212, the gear 10 is located between the first arc-shaped rack 211 and the second arc-shaped rack 212, when the gear 10 drives the first arc-shaped rack 211 to rotate, the upper edge of the air deflector body 30 rotates and forms a first rotating track, and because the first rotating track and the circle where the first arc-shaped rack 211 is located are concentric circles, the upper edge of the air deflector body 30 and the first arc-shaped rack 211 synchronously rotate; when the gear 10 drives the second arc-shaped rack 212 to rotate, the lower edge of the air deflector body 30 rotates to form a second rotation track, and the second rotation track and the circle where the second arc-shaped rack 212 is located are concentric circles, so that the lower edge of the air deflector body 30 and the second arc-shaped rack 212 rotate synchronously.
When the gear 10 does not drive the first arc-shaped rack 211 and the second arc-shaped rack 212, the gear 10 is located at the initial driving ends of the first arc-shaped rack 211 and the second arc-shaped rack 212, at this time, the upper edge and the lower edge of the air deflector body 30 are also located at the initial positions, at this time, the air deflector is in a closed state, and it can be ensured that the air outlet can be covered when the air deflector is closed, so that a dustproof effect is achieved.
In practice, the gear 10 is simultaneously engaged with the first and second arc- shaped racks 211 and 212 in the initial state. When the air deflector is required to be in an upward opening state, the gear 10 is rotated in a first direction from an initial state, in the process, the gear 10 is disengaged from the second arc-shaped rack 212, and the first arc-shaped rack 211 is driven, at the moment, the first arc-shaped rack 211 rotates by taking a first rotation center as an axis to drive the air deflector to perform an upward opening action, and the size of the upward opening of the air deflector can be adjusted by controlling the rotation angle of the gear 10 or the arc length of a first motion track; when the air deflector needs to be closed, the gear 10 is rotated in the second direction, the rack connecting plate 20 is driven to return to the initial position through the first arc-shaped rack 211, and at the moment, the gear 10 is meshed with the first ends of the first arc-shaped rack 211 and the second arc-shaped rack 212 simultaneously; when the air deflector needs to be switched from the upward opening state to the downward opening state, the gear 10 is firstly rotated in the second direction, the rack connecting plate 20 is made to return to the initial position, then the gear 10 is continuously rotated in the second direction, the gear 10 is made to be disengaged from the first arc-shaped rack 211, the second arc-shaped rack 212 is driven, the second arc-shaped rack 212 rotates by taking the second rotation center as an axis, the air deflector is driven to perform the downward opening action, and the size of the downward opening of the air deflector can be adjusted by controlling the rotation angle of the gear 10 or the arc length of the second movement track.
Optionally, when the gear 10 drives the first arc-shaped rack 211, the gear 10 moves on the first arc-shaped rack 211 to generate a first motion track, and the first rotation track and the first motion track satisfy L 1 /D 1 ＝l 1 /d 1 (ii) a Wherein L is 1 Is the length of the first rotation trajectory,/ 1 Is the length of the first motion trajectory, D 1 Is the radius of the circle on which the first rotation locus is located, d 1 Is the radius of the circle where the first motion track is located.
It can be understood that the first arc-shaped rack 211 and the upper edge of the air deflector rotate synchronously, the rotation angle of the first arc-shaped rack 211 is the same as that of the upper edge of the air deflector, and the rotation arc length of the upper edge of the air deflector and the rotation arc length of the first arc-shaped rack 211 meet L 1 /D 1 ＝l 1 /d 1 。L 1 The length of the rotating arc of the upper edge of the air deflector is l 1 Is the length of the first motion trajectory, i.e., the length of rotation of the first arc-shaped rack 211.
Optionally, when the gear 10 drives the second arc-shaped rack 212, the gear 10 moves on the second arc-shaped rack 212 to generate a second motion track, and the second rotation track and the second motion track satisfy L 2 /D 2 ＝l 2 /d 2 (ii) a Wherein L is 2 Is the length of the second rotation trajectory,/ 2 Is the length of the second motion trajectory, D 2 The radius of a circle where the second rotating track is located; d 2 The radius of the circle where the second motion track is located.
It can be understood that the second arc-shaped rack 212 rotates synchronously with the lower edge of the air deflector, the rotation angle of the second arc-shaped rack 212 is the same as that of the lower edge of the air deflector, and the rotation arc length of the lower edge of the air deflector and the rotation arc length of the second arc-shaped rack 212 satisfy L 2/ D 2 ＝l 2 /d 2 。L 2 Is the arc length of rotation of the lower edge of the air deflector 2 Is the second movementThe length of the trajectory, i.e., the length of rotation of the second arcuate rack 212.
Optionally, as shown in fig. 1, a center O of the first concentric circle 1 And the center O of the second concentric circle 2 Not in the same location.
It is understood that the arc center of the first arc-shaped rack 211 is not coincident with the arc center of the second arc-shaped rack 212.
Optionally, the center of circle O 1 Is located at one side of the rack connecting plate 20 and has the center of a circle O 2 On the other side of the rack bar plate 20.
It can be understood that the rack connecting plate 20 can rotate respectively with the arc center of the first arc-shaped rack 211 and the arc center of the second arc-shaped rack 212, and because the arc centers of the first arc-shaped rack 211 and the second arc-shaped rack 212 are both located at the side of the rack connecting plate 20, compared with a structure that the rotation center is located at the middle part, the rack connecting plate 20 and the air deflector body 30 connected therewith can rotate at a large angle, so that large-area air supply is realized.
As shown in fig. 4, alternatively, the teeth of the first arc-shaped rack 211 and the second arc-shaped rack 212 are disposed opposite to each other; the first end of the first arc-shaped rack 211 is close to the first end of the second arc-shaped rack 212, and the second end of the first arc-shaped rack 211 is far away from the second end of the second arc-shaped rack 212; when the air deflector body 30 is closed, the gear 10 is engaged with the first ends of the first arc-shaped rack 211 and the second arc-shaped rack 212.
As an example, the first arc-shaped rack 211 and the second arc-shaped rack 212 are both arc-shaped structures, the teeth of the first arc-shaped rack 211 and the second arc-shaped rack 212 are both disposed on the convex surface of the arc-shaped structures, the teeth of the first arc-shaped rack 211 and the second arc-shaped rack 212 are both disposed toward the gear 10, the first end of the first arc-shaped rack 211 is close to the first end of the second arc-shaped rack 212, and the second end of the first arc-shaped rack 211 is far away from the second end of the second arc-shaped rack 212. The gear 10 is located at first ends of the first and second arc-shaped racks 211 and 212 in an initial state while being engaged with the first and second arc-shaped racks 211 and 212, as shown in fig. 1. At this time, the air deflector is in a closed state. When the gear 10 is required to drive the first arc-shaped rack 211 or the second arc-shaped rack 212, the gear 10 is rotated in the corresponding driving direction and is disengaged from the other arc-shaped rack, and when the air deflector is required to be closed or opened in the other direction, the gear 10 is rotated in the direction opposite to the initial driving direction.
Optionally, the air deflection assembly further comprises: one end of the transition arc plate 213 is connected to the first end of the first arc-shaped rack 211, the other end of the transition arc plate 213 is connected to the first end of the second arc-shaped rack 212, and a concave surface of the transition arc plate 213 is used for bearing the gear 10.
As an example, the rack connecting plate 20 includes a rack portion 21 and a connecting portion 22, the rack portion 21 is a U-shaped structure with an outward opening, the U-shaped structure includes a bottom portion, and a first side portion and a second side portion extending outward from the bottom portion, the first arc-shaped rack 211 is disposed on the first side portion, the second arc-shaped rack 212 is disposed on the second side portion, the first arc-shaped rack 211 and the second arc-shaped rack 212 are connected by a transition arc plate 213, the transition arc plate 213 is located at the bottom portion, and the transition arc plate 213 may be integrally formed with the bottom portion. The rack portion 21 is a main component engaged with the gear 10, and the connecting portion 22 is a main component connected to the air deflector. The initial position of gear 10 is when the aviation baffle is in the closed condition, be located the concave surface of transition arc board 213, when gear 10 drive first arc rack 211, rack connecting plate 20 uses the arc center of first arc rack 211 as the axle and rotates, and drive aviation baffle body 30 and rotate, the aviation baffle is in the open mode that makes progress, when gear 10 drive second arc rack 212, rack connecting plate 20 uses the arc center of second arc rack 212 as the axle and rotates, and drive aviation baffle body 30 and rotate, the aviation baffle is in the open mode that makes progress.
As shown in fig. 5, optionally, a guiding structure cooperating with the air deflector bracket 40 is disposed on the rack connecting plate 20.
As an example, the rack bar 20 is provided with a first guiding structure 221, the air deflector support 40 is provided with a second guiding structure 41, and the first guiding structure 221 and the second guiding structure 41 cooperate with each other to guide the rotation of the rack bar 20 and the air deflector. The rack connecting plate 20 is in sliding fit or rolling fit with the air deflector bracket 40, the first guide structure 221 is a slide block or a ball, and the second guide structure 41 is a slide rail. Furthermore, the first guide structure 221 may be configured as a slide rail, and the second guide structure 41 may be configured as a slider or a ball.
As another example, the connecting portion 22 of the rack connecting plate 20 includes a connecting plate body 23 and a connecting member 222, one surface of the connecting plate body 23 is provided with a first guiding structure 221, the other surface of the connecting plate body 23 is provided with a rack portion 21, the rack portion 21 is a hollow structure, the connecting member 222 is installed in the hollow structure, one side of the rack portion 21 close to the bottom is provided with an opening, the air deflector can pass through the opening to be connected with the connecting member 222, and the rack connecting plate 20 installs the air deflector on the air deflector bracket 40 through the cooperation of the first guiding structure 221 and the second guiding structure 41.
Optionally, the rack connecting plate 20 is detachably connected to the air deflector body 30. Therefore, the air deflector can be conveniently disassembled and assembled.
The embodiment of the disclosure provides an indoor unit of an air conditioner, which comprises the air deflector driving assembly.
By adopting the air deflector driving assembly and the air-conditioning indoor unit provided by the embodiment of the disclosure, the air deflector body 30 of the embodiment of the disclosure is connected with the rack connecting plate 20, the rack connecting plate 20 is provided with the first arc-shaped rack 211 and the second arc-shaped rack 212, the gear 10 is positioned between the first arc-shaped rack 211 and the second arc-shaped rack 212, when the gear 10 drives the first arc-shaped rack 211 to rotate, the upper edge of the air deflector body 30 rotates and forms a first rotating track, and because the first rotating track and the circle where the first arc-shaped rack 211 is located are concentric circles, the upper edge of the air deflector body 30 and the first arc-shaped rack 211 synchronously rotate; when the gear 10 drives the second arc-shaped rack 212 to rotate, the lower edge of the air deflector body 30 rotates to form a second rotation track, and the second rotation track and the circle where the second arc-shaped rack 212 is located are concentric circles, so that the lower edge of the air deflector body 30 and the second arc-shaped rack 212 rotate synchronously.
The air deflector driving assembly can adjust the size of the opening of the air deflector by controlling the rotation angle of the gear 10 and the arc length of the first motion track or the second motion track.
When the gear 10 does not drive the first arc-shaped rack 211 and the second arc-shaped rack 212, the gear 10 is located at the initial driving ends of the first arc-shaped rack 211 and the second arc-shaped rack 212, and at this time, the upper edge and the lower edge of the air deflector body 30 are also located at the initial positions, so that the air deflector can cover the air outlet when being closed, and a dustproof effect is achieved.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. An air deflection drive assembly, comprising:
an air deflector body (30);
a drive section including a gear (10);
the driven part comprises a rack connecting plate (20) connected with the air deflector body (30), a first arc-shaped rack (211) used for enabling the air deflector body (30) to be opened upwards and a second arc-shaped rack (212) used for enabling the air deflector body (30) to be opened downwards are arranged on the rack connecting plate (20), and the gear (10) can drive the first arc-shaped rack (211) or the second arc-shaped rack (212);
when the gear (10) drives the first arc-shaped rack (211), a first rotating track is formed on the upper edge of the air deflector body (30), and a circle of the first rotating track and a circle of the first arc-shaped rack (211) are first concentric circles;
when the gear (10) drives the second arc-shaped rack (212), a second rotating track is formed on the lower edge of the air deflector body (30), and a circle of the second rotating track and a circle of the second arc-shaped rack (212) are second concentric circles.
2. The air deflection drive assembly of claim 1,
when the gear (10) drives the first arc-shaped rack (211), the gear (10) moves on the first arc-shaped rack (211) to generate a first motion track, and the first rotation track and the first motion track meet the requirement of L 1 /D 1 ＝l 1 /d 1 ；
Wherein L is 1 Is the length of the first rotation trajectory,/ 1 Is the length of the first motion trajectory, D 1 Is the radius of the circle on which the first rotation locus is located, d 1 Is the radius of the circle where the first motion track is located.
3. The air deflection drive assembly of claim 2,
when the gear (10) drives the second arc-shaped rack (212), the gear (10) moves on the second arc-shaped rack (212) to generate a second motion track, and the second rotation track and the second motion track meet L 2 /D 2 ＝l 2 /d 2 ；
Wherein L is 2 Is the length of the second rotation trajectory,/ 2 Is the length of the second motion trajectory, D 2 The radius of a circle where the second rotating track is located; d 2 The radius of the circle where the second motion track is located.
4. The air deflection drive assembly of claim 3,
a center O of the first concentric circle 1 The center O of the second concentric circle 2 Not in the same location.
5. The air deflection drive assembly of claim 4,
the center of circle O 1 Is positioned at one side of the rack connecting plate (20) and has a circle center O 2 Is positioned at the other side of the rack connecting plate (20).
6. The air deflection drive assembly according to any one of claims 1 to 5,
the teeth of the first arc-shaped rack (211) and the second arc-shaped rack (212) are oppositely arranged;
the first end of the first arc-shaped rack (211) is close to the first end of the second arc-shaped rack (212), and the second end of the first arc-shaped rack (211) is far away from the second end of the second arc-shaped rack (212);
when the air deflector body (30) is closed, the gear (10) is meshed with the first ends of the first arc-shaped rack (211) and the second arc-shaped rack (212).
7. The air deflection drive assembly of claim 6, further comprising:
one end of the transition arc plate (213) is connected with the first end of the first arc rack (211), the other end of the transition arc plate is connected with the first end of the second arc rack (212), and the concave surface of the transition arc plate (213) is used for bearing the gear (10).
8. The air deflection drive assembly of any one of claims 1-5,
and a guide structure matched with the air deflector bracket (40) is arranged on the rack connecting plate (20).
9. The air deflection drive assembly according to any one of claims 1 to 5,
the rack connecting plate (20) is detachably connected with the air deflector body (30).
10. An indoor unit of an air conditioner, comprising the air deflection panel driving assembly as claimed in any one of claims 1 to 9.
CN202110440487.5A 2021-04-23 2021-04-23 Air deflector drive assembly and air conditioner indoor unit Pending CN115235105A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110440487.5A CN115235105A (en) 2021-04-23 2021-04-23 Air deflector drive assembly and air conditioner indoor unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110440487.5A CN115235105A (en) 2021-04-23 2021-04-23 Air deflector drive assembly and air conditioner indoor unit

Publications (1)

Publication Number Publication Date
CN115235105A true CN115235105A (en) 2022-10-25

Family

ID=83666477

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110440487.5A Pending CN115235105A (en) 2021-04-23 2021-04-23 Air deflector drive assembly and air conditioner indoor unit

Country Status (1)

Country Link
CN (1) CN115235105A (en)

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