WO2023029541A1 - Unité intérieure de climatiseur mural - Google Patents

Unité intérieure de climatiseur mural Download PDF

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Publication number
WO2023029541A1
WO2023029541A1 PCT/CN2022/090511 CN2022090511W WO2023029541A1 WO 2023029541 A1 WO2023029541 A1 WO 2023029541A1 CN 2022090511 W CN2022090511 W CN 2022090511W WO 2023029541 A1 WO2023029541 A1 WO 2023029541A1
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WO
WIPO (PCT)
Prior art keywords
wall
indoor unit
air
air conditioner
conditioner indoor
Prior art date
Application number
PCT/CN2022/090511
Other languages
English (en)
Chinese (zh)
Inventor
张蕾
尹晓英
王永涛
李婧
张鹏
Original Assignee
青岛海尔空调器有限总公司
青岛海尔空调电子有限公司
海尔智家股份有限公司
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.)
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Publication date
Application filed by 青岛海尔空调器有限总公司, 青岛海尔空调电子有限公司, 海尔智家股份有限公司 filed Critical 青岛海尔空调器有限总公司
Publication of WO2023029541A1 publication Critical patent/WO2023029541A1/fr

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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
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/081—Air-flow control members, e.g. louvres, grilles, flaps or guide plates for guiding air around a curve
    • 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
    • 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
    • F24F13/12—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of sliding members

Definitions

  • the invention relates to the technical field of air conditioning, in particular to a wall-mounted air conditioner indoor unit.
  • the air conditioner needs to blow the colder air upward as much as possible when cooling, and blow the hot air toward the ground as much as possible when heating, so that the cold or hot air can spread more evenly in the indoor space and make the cooling and heating speed faster.
  • Existing wall-mounted air-conditioning indoor units are usually provided with a front-facing air outlet, and the wind-guiding structures such as wind deflectors and swing leaves are used to guide the air outlet direction of the air-supply airflow, so as to realize upward blowing or downward blowing.
  • the various current air guide structures have relatively limited air guide angles, and can only supply air obliquely upward or downward. It is difficult for cold or hot air to reach the roof or the ground, which affects the cooling or heating effect.
  • the purpose of the present invention is to provide a wall-mounted air conditioner indoor unit that overcomes the above problems or at least partially solves the above problems.
  • the purpose of the present invention is to strengthen the blowing up and blowing down effects of the indoor unit of the wall-mounted air conditioner, and reduce the airflow loss.
  • a further object of the present invention is to facilitate switching between the up-blowing mode and the down-blowing mode.
  • the present invention provides a wall-mounted air conditioner indoor unit, which includes:
  • the casing the lower part of the front side is provided with an air outlet
  • the wind deflector plate is arranged outside the air outlet to define an air guide channel with the outer peripheral surface of the casing, and has a partition protruding from its inner surface toward the outer peripheral surface of the casing to
  • the air guide channel is divided into an upper channel with an opening facing upward and a lower channel with an opening facing downward.
  • the tuyere is opposite to guide the blowing air flow downward, or moved to the blowing position where the upper channel is opposite to the air outlet to guide the air supply air upward;
  • the partition has a tip adjacent to the casing, the upper surface of the partition starts from the tip, extends forward and gradually slopes upward, and the lower surface of the partition starts from the tip Starting, extending forward and gradually sloping lower arc;
  • the radii of the upper arc surface and the lower arc surface are R1 and R2 respectively, and the vertical distances between the tip and the top edge and bottom edge of the wind deflector plate are H2 and H3 respectively, satisfying:
  • the top edge of the upper arc constitutes the top edge of the inner surface of the wind deflector; and the inner surface of the wind deflector further includes a vertical surface extending from the lower arc The bottom edge extends vertically downward to the bottom edge of the inner surface of the wind deflector plate.
  • the tangent to the rear end point of the upper arc surface slopes upward from back to front, and the tangent to the rear end point of the lower arc surface slopes downward from back to front.
  • the vertical distance H2 between the tip and the top edge of the wind deflector plate is smaller than the vertical distance H3 between the tip and the bottom edge of the wind deflector plate.
  • the wind deflector plate is further configured to be movable to a position where the partition is located in the middle of the air outlet, so that the lower channel and the upper channel respectively guide part of the air supply airflow.
  • the entire front surface of the casing is a vertical surface; and the air outlet is opened at the lower part of the front surface of the casing.
  • the wind deflector plate includes:
  • Two bending sections respectively extend backward from both lateral ends of the front section to be installed on the end covers on both lateral sides of the casing respectively, and each of the bending sections has The windshield portion extending toward the end cover is used to block the backward flow of the air supply airflow.
  • At least one of the end covers of the casing is provided with a rack and pinion mechanism for driving the wind deflector plate to translate up and down, which includes a motor, a gear and a rack that mesh with each other; the motor It is arranged on the inner side of the end cover, the gear is installed on the motor, and the rack is arranged on the inner side of the end cover so that it can translate up and down, and a part of it passes through the vertical strip relief hole opened by the end cover It protrudes to the outside of the end cover and is connected with the wind deflector plate.
  • a rack and pinion mechanism for driving the wind deflector plate to translate up and down, which includes a motor, a gear and a rack that mesh with each other; the motor It is arranged on the inner side of the end cover, the gear is installed on the motor, and the rack is arranged on the inner side of the end cover so that it can translate up and down, and a part of it passes through the vertical strip relief hole opened by the end cover It protrudes to the outside of
  • a mounting part is fixed on the inner wall of the end cover, and the mounting part is formed with two sliding rails arranged at intervals and extending vertically, and two ends in the width direction of the rack are formed with two A chute, each of which is matched with one of the slide rails, to allow the rack to slide up and down along the mounting part;
  • a bracket is also fixed on the inner wall of the end cover to install the motor, and the rack Sandwiched between the gear and the mounting part, the side facing the gear is formed with teeth to mesh with the gear, and the side facing the end cover protrudes outward to form a convex line, so The protruding strip protrudes from the end cover through the vertical strip relief hole and is connected with the wind deflector plate.
  • an air guiding cover plate is arranged outside the casing, and the air guiding cover plate and the outer peripheral surface of the casing define an air guiding channel.
  • the air supply airflow such as cold air, hot air, fresh air or purified airflow, etc.
  • the air supply flow flows close to the outer peripheral surface of the casing, forming a wall attachment effect, it can smoothly reach the roof or the ground along the outer peripheral surface of the casing, so that the cooling or heating effect of the wall-mounted air conditioner indoor unit is better. At the same time, it can also avoid cold wind or hot wind blowing people and causing discomfort to the human body.
  • the upper and lower surfaces of the partition are respectively an upper arc surface and a lower arc surface (the radii are R1 and R2 respectively), and it is specifically defined that 1.8H2 ⁇ R1 ⁇ 2.2H2, 0.4H3 ⁇ R2 ⁇ 0.9H3, so that the forward blowing air flow can be guided by the arc surface, and the wind direction can be changed more smoothly and gently, from forward blowing to upward or downward blowing, with less wind loss and noise.
  • Fig. 1 is a schematic structural view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention
  • Fig. 2 is a schematic front view of the wall-mounted air conditioner indoor unit shown in Fig. 1;
  • Fig. 3 is a schematic top view of the wall-mounted air conditioner indoor unit shown in Fig. 1;
  • Fig. 4 is a sectional view cut along M-M of Fig. 2;
  • Fig. 5 is an enlarged view of place A of Fig. 4;
  • Fig. 6 is a schematic diagram when the indoor unit of the wall-mounted air conditioner shown in Fig. 1 is switched to the down blowing mode;
  • Fig. 7 is a schematic front view of the wall-mounted air conditioner indoor unit shown in Fig. 6;
  • Fig. 8 is a sectional view cut along N-N of Fig. 7;
  • Fig. 9 is an enlarged view at B of Fig. 8.
  • Fig. 10 is a schematic exploded view of the wall-mounted air conditioner indoor unit shown in Fig. 1;
  • Fig. 11 is a schematic diagram of another angle of the wall-mounted air conditioner indoor unit shown in Fig. 1;
  • Fig. 12 is a schematic diagram of cooperation between the end cover and the rack and pinion mechanism
  • FIG. 13 is a schematic exploded view of the structure shown in FIG. 12 .
  • the wall-mounted air conditioner indoor unit will be described below with reference to FIGS. 1 to 13 .
  • the orientation or positional relationship indicated by “front”, “rear”, “upper”, “lower”, “top”, “bottom”, “inner”, “outer”, “horizontal”, etc. are based on the The orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as limiting the present invention .
  • the flow direction of the air supply airflow is indicated by arrows in the figure.
  • first”, “second”, etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features.
  • features defined as “first”, “second”, etc. may explicitly or implicitly include at least one of the features, that is, include one or more of the features.
  • “plurality” means at least two, such as two, three, etc., unless otherwise specifically defined.
  • An embodiment of the present invention provides a wall-mounted air conditioner indoor unit.
  • the wall-mounted air conditioner indoor unit is the indoor part of the split wall-mounted room air conditioner, and is used to adjust indoor air, such as cooling/heating, dehumidification, and introducing fresh air, etc.
  • Fig. 1 is a schematic structural view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention
  • Fig. 2 is a schematic front view of the wall-mounted air conditioner indoor unit shown in Fig. 1
  • Fig. 3 is a schematic diagram of the wall-mounted air conditioner indoor unit shown in Fig. 1 Schematic top view
  • Fig. 4 is a cross-sectional view along M-M of Fig. 2
  • Fig. 5 is an enlarged view of A in Fig. 4
  • Fig. 6 is a schematic diagram of the wall-mounted air conditioner indoor unit shown in Fig. 1 when it is switched to the down blowing mode
  • Fig. 7 It is a schematic top view of the wall-mounted air conditioner indoor unit shown in FIG. 6
  • FIG. 8 is a cross-sectional view along N-N of FIG. 7
  • FIG. 9 is an enlarged view of B in FIG.
  • the wall-mounted air conditioner indoor unit may generally include a casing 10 and a wind deflector 20 .
  • An air outlet 12 is provided at the lower front side of the casing 10 for exhausting the air supply air in the casing 10 to the room.
  • the supply air flow can be the cold air produced by the indoor unit of the wall-mounted air conditioner in the cooling mode, the hot air produced in the heating mode, or the fresh air introduced in the fresh air mode, or the purified air generated in the purification mode, etc. .
  • the casing 10 as a whole can be a strip-like structure extending laterally.
  • the wind guide hood 20 is disposed outside the air outlet 12 to define an air guide channel 21 with the outer peripheral surface of the casing 10 . That is, the air guide hood 20 is parallel or nearly parallel to the outer peripheral surface of the casing 10 , and the space between them constitutes the air guide channel 21 .
  • the air guide channel 21 is used to guide the air flow flowing out from the air outlet 12 to flow upward and/or downward along the outer peripheral surface of the casing 10 . That is, after the air-supply airflow (such as cold wind, hot wind, fresh wind or purified airflow, etc.) is blown out from the air outlet 12 of the casing 10, under the guidance of the inner surface of the wind guide cover plate 20, it goes upward along the outer peripheral surface of the casing 10. and/or blow down. Blowing upward and/or downward here refers to: the air supply airflow can only be blown upward, or can only be blown downward, or can be blown both upward and downward.
  • the wind deflector 20 has a partition 23 protruding from its inner surface toward the outer peripheral surface of the casing 10 to divide the wind deflector channel 21 into an upper channel 212 with an upward opening and a lower channel 214 with a downward opening.
  • the wind deflector plate 20 can be installed on the casing 10 in translation up and down, so as to move to the downward blowing position where the lower channel 214 is opposite to the air outlet 12, so as to guide the air flow downward, as shown in Fig. 6 to Fig. 8 ; or move to The upper passage 212 is opposite to the air outlet 12 to guide the air flow upwards, as shown in FIGS. 1 to 4 .
  • a Coanda effect also called the sticking effect
  • the cooling or heating effect of the wall-mounted air conditioner indoor unit is better.
  • it can also avoid cold or hot wind blowing people and causing discomfort to the human body.
  • the area on the outer peripheral surface of the casing 10 where the blown airflow flows may be a flat surface, so as to facilitate the blown airflow to flow along the outer peripheral surface of the casing 10 better.
  • the front surface of the casing 10 that is, the outer peripheral surface through which the fresh air flows, can make the front surface of the casing 10 a flat surface.
  • the wall-mounted air conditioner indoor unit has an up-blowing mode and a down-blowing mode for selection, so that the cooling and heating effects are significantly improved.
  • the air guide hood 20 is moved to the down blowing position, and the lower channel 214 guides the air supply flow downward, as shown in FIG. 8 .
  • the air guide cover plate 20 is moved to the upward blowing position, and the upper channel 212 guides the air supply upward, as shown in FIG. 4 .
  • the wind deflector plate 20 can also be configured to be movable to make the partition 23 located in the middle of the vertical direction of the air outlet 12 (not shown, that is, in a position between FIG. 4 and FIG. 8 ), so as to
  • the lower channel 214 and the upper channel 212 respectively guide part of the air flow, so that the indoor unit of the wall-mounted air conditioner supplies air in both directions up and down at the same time, increasing the air conditioning speed.
  • the partition 23 has a tip 230 adjacent to the housing 10 .
  • the tip 230 is adjacent to the outer peripheral surface of the casing 10 so as to be attached to the outer peripheral surface of the casing 10 .
  • the sealing performance between the partition 23 and the outer peripheral surface of the casing 10 is better to prevent the airflow from leaking downward; when the wind deflector plate 20 is in the downward blowing position, the partition is made The sealing performance between 23 and the outer peripheral surface of the casing 10 is better, so as to avoid upward leakage of the airflow.
  • the tip 230 is too tightly attached to the outer surface of the casing 10 , when the wind deflector plate 20 moves up and down, the tip 230 and the outer surface of the casing 10 may rub against each other to generate loud noise. In order to avoid this noise, a certain gap can also be reserved between the tip 230 and the outer surface of the casing 10 .
  • the upper surface of the partition 23 is an upper curved surface 231 starting from the tip 230 , extending forward and gradually sloping upward.
  • the lower surface of the partition 23 is a lower arc surface 232 starting from the tip 230 , extending forward and gradually sloping downward.
  • the tip 230 should be narrower, preferably with a width H4 ⁇ 2mm, so as to prevent the tip 230 from occupying too much width and reducing the effective wind guiding distance of the wind deflector hood 20 .
  • the values of R1 and R2 are determined according to the air guiding distance H2, H3, so that the transition speed of the air supply airflow is more reasonable. Avoid too slow steering due to too large radius of the arc, and avoid increased wind loss due to slow steering due to too small radius of the arc. Further, the tangent c1 of the rear endpoint of the upper arcuate surface 231 can be inclined from rear to front upward, and the tangent c2 of the rear endpoint of the lower arcuate surface 232 can be inclined from rear to front downward, so as to properly accelerate the airflow turning process.
  • the vertical distance between the tip 230 and the top edge of the wind deflector plate 20 can be made smaller than the vertical distance between the tip 230 and the bottom edge of the wind deflector plate 20, H2 ⁇ H3,
  • the guide distance to the hot air is increased in the down-blowing mode, which is beneficial to the down-blowing of the hot air.
  • the top edge of the upper arc surface 231 can be made to form the top edge of the inner surface of the wind deflector 20, and the inner surface of the wind deflector 20 also includes a vertical surface 233, which extends from the bottom edge of the lower arc 232. Extend vertically downwards to the bottom edge of the inner surface of the wind deflector plate 20 . That is to say, in the upward blowing mode, only the upper arc surface 231 is used to guide the airflow; in the downward blowing mode, the lower arc surface 232 guides the airflow to turn, and then the vertical surface 233 guides the airflow to blow vertically downward.
  • the front surface of the casing 10 can be a vertical surface as a whole, that is, a vertical surface (the front surface of the casing 10 is the outer peripheral surface of the casing 10). part), specifically, it can be a vertical plane or a curved surface such as an arc surface with the axis extending vertically.
  • the wind deflector panel 20 may include a front section 201 and two bent sections 202 .
  • the front section 201 is located in front of the air outlet 12 and is mainly used to guide the airflow.
  • the two bent sections 202 respectively extend backward from both lateral ends of the front section 201 to be respectively mounted on the end covers on lateral sides of the casing 10 .
  • the wind deflector plate 20 is connected to the lateral end cover 106 of the casing 10 through two bending sections 202, so that the appearance of the front side of the wind deflector plate 20 is more complete, and there is no need for a front side of the casing 10.
  • the side setting of the drive mechanism leads to occupation of the air outlet space.
  • each bent section 202 has a windshield portion 2021 extending toward the end cover 106 to block the rearward flow of the air supply airflow, so that the air supply airflow can flow upwards or downwards better, and avoid backward flow diffusion Affects upward and downward wind.
  • FIG. 10 is a schematic exploded view of the wall-mounted air conditioner indoor unit shown in Fig. 1;
  • Fig. 11 is a schematic diagram of another angle of the wall-mounted air conditioner indoor unit shown in Fig. 1;
  • Fig. 12 is a schematic diagram of the cooperation between the end cover and the rack and pinion mechanism;
  • FIG. 13 is a schematic exploded view of the structure shown in FIG. 12 .
  • At least one end cover 106 of the casing 10 is provided with a rack and pinion mechanism, which is used to drive the wind deflector plate 20 to translate up and down, so as to realize switching between the blowing up position and the blowing down position.
  • rack and pinion mechanisms are provided on the two end covers 106 to drive the lateral ends of the wind deflector 20 to move up or down synchronously to make the movement more stable and smooth.
  • Each rack and pinion mechanism includes a motor 71 , a gear 72 and a rack 73 that mesh with each other.
  • the motor 71 is disposed inside the end cover 106 .
  • the gear 72 is installed on the motor 71, the rack 73 can be arranged on the inner side of the end cover 106 in translation up and down, and a part of it protrudes to the outside of the end cover 106 through the vertical elongated hole 1061 provided on the end cover 106, so that It is connected with the wind deflector plate 20.
  • the gear 72 drives the gear 72 to rotate, the gear 72 drives the rack 73 to translate up and down to drive the wind deflector plate 20 to translate up and down.
  • a mounting piece 107 can be fixed on the inner wall of the end cover 106 .
  • the mounting part 107 is connected with the multiple mounting parts 1062 provided on the inner wall of the end cover 106 by screws through the multiple mounting parts 1072 provided thereon.
  • the mounting part 107 is formed with two sliding rails 1071 that are arranged at intervals and extend vertically. Two sliding slots 731 with opposite opening directions are formed at both ends of the rack 73 in the width direction, and each sliding slot 731 is matched with a sliding rail 1071 to allow the rack 73 to slide up and down along the mounting member 107 . That is, the function of the mounting part 107 is to form a slide rail 1071 for the rack 73 to be mounted on it in a translational up and down manner.
  • a bracket 108 is also fixed on the inner wall of the end cover 106 to install the motor 71 .
  • the rack 73 is sandwiched between the gear 72 and the mounting part 107 , or the gear 72 is located on the side of the mounting part 107 facing away from the inner wall of the end cover 106 .
  • the side of the rack 73 facing the gear 72 is formed with teeth to mesh with the gear 72, and the side facing the end cover 106 protrudes outward to form a raised bar 732, and the raised bar 732 extends out through the vertical elongated hole 1061
  • the cover 106 is also connected to the wind deflector plate 20 , for example, by screws.
  • the protruding strip 732 can be connected to the windshield part 2021 . In this way, the windshield part 2021 is not only used for connecting the convex strip 732, but also can block the airflow, and the design is very clever.
  • the mounting part 107 and the bracket 108 are provided on the inner wall of the end cover 106, and the main structure of the rack and pinion mechanism is installed on the inner side of the end cover 106, without affecting the appearance of the wall-mounted air conditioner indoor unit. And by setting up the vertical strip relief hole 1061 on the end cover 106 to connect the wind deflector plate 20 located outside the end cover 106, the design is very simple and reasonable.
  • an air inlet 11 is provided on the top of the casing 10
  • an air duct 40 is provided inside the casing 10
  • the outlet of the air duct 40 is connected to the air outlet 12 .
  • a cross-flow fan 50 whose axis extends in the transverse direction is disposed at the inlet of the air duct 40 .
  • the three-stage heat exchanger 30 surrounds the cross-flow fan 50 .
  • Fig. 10 shows a more specific structure of the wall-mounted air conditioner indoor unit.
  • the casing 10 includes a front panel 101 , a front lower panel 102 , a bottom plate 103 , a casing 104 , a framework 105 and two end covers 106 .
  • the front panel 101 is joined with the front lower panel 102 to form the front part of the casing 10 , and the air outlet 12 is opened in the joint area of the two.
  • the bottom plate 103 constitutes the bottom of the cabinet 10 .
  • the casing 104 and the frame 105 are disposed on the rear side of the front panel 101 to form the air inlet 11 and the air duct 40 .
  • the two end covers 106 constitute both lateral ends of the casing 10 .
  • a motor 51 is installed at the end of the cross-flow fan 50 to drive the cross-flow fan 50 to rotate.
  • the motor 51 is installed on the motor base 52 .
  • An electric control box 53 is installed on one lateral side of the motor base 52 .
  • a swing leaf assembly 60 is installed at the air outlet 12 to adjust the left and right air outlet directions of the air outlet 12 .
  • a sensor 80 is installed above the lateral side of the bottom plate 103 to detect the indoor conditions, thereby intelligently controlling the air-conditioning control parameters (wind speed, wind direction, temperature, etc.) according to the indoor conditions (detection of temperature, human body conditions, etc.) control.
  • the present invention does not limit the structure of the casing itself and the structures and forms of the components inside the casing. That is, the wall-mounted air conditioner indoor unit can also choose to adopt other forms of heat exchangers, fans and air ducts.

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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

L'invention concerne une unité intérieure de climatiseur mural, comprenant un boîtier présentant une sortie d'air, et un panneau de couverture de guidage d'air, le panneau de couverture de guidage d'air étant disposé à l'extérieur de la sortie d'air, de manière à définir un canal de guidage d'air avec une surface périphérique externe du boîtier, et présentant une partie de séparation faisant saillie depuis une surface intérieure vers le boîtier, de façon à diviser le canal de guidage d'air en un canal supérieur et un canal inférieur ; le panneau de couverture de guidage d'air peut se déplacer vers une position de soufflage descendant dans laquelle le canal inférieur est opposé à la sortie d'air pour diriger le flux d'air vers le bas, ou se déplacer vers une position de soufflage ascendant dans laquelle le canal supérieur est opposé à la sortie d'air pour diriger le flux d'air vers le haut ; et une surface supérieure de la partie de séparation est une surface arquée supérieure s'étendant vers l'avant à partir de la pointe de la surface supérieure et s'inclinant progressivement vers le haut, et une surface inférieure de la partie de séparation est une surface arquée inférieure s'étendant vers l'avant à partir de la pointe de la surface inférieure et s'inclinant progressivement vers le bas. Les rayons de la surface arquée supérieure et de la surface arquée inférieure sont respectivement R1 et R2, et des distances verticales de la pointe à une périphérie supérieure et à une périphérie inférieure du panneau de couverture de guidage d'air sont respectivement H2 et H3, satisfaisant à 1,8H2 ≤ R1 ≤ 2,2H2 et 0,4H3 ≤ R2 ≤ 0,9H3. L'unité intérieure de climatiseur mural selon la présente invention a de bons effets de soufflage ascendant et de soufflage descendant.
PCT/CN2022/090511 2021-08-31 2022-04-29 Unité intérieure de climatiseur mural WO2023029541A1 (fr)

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CN202111014327.0 2021-08-31
CN202111014327.0A CN113834208B (zh) 2021-08-31 2021-08-31 壁挂式空调室内机

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CN115143536A (zh) * 2021-03-31 2022-10-04 青岛海尔空调器有限总公司 壁挂式空调室内机
CN113834208B (zh) * 2021-08-31 2022-11-18 青岛海尔空调器有限总公司 壁挂式空调室内机

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CN113834208A (zh) * 2021-08-31 2021-12-24 青岛海尔空调器有限总公司 壁挂式空调室内机

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