WO2020020236A1 - Unité intérieure du type à montage mural pour climatiseur - Google Patents

Unité intérieure du type à montage mural pour climatiseur Download PDF

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Publication number
WO2020020236A1
WO2020020236A1 PCT/CN2019/097513 CN2019097513W WO2020020236A1 WO 2020020236 A1 WO2020020236 A1 WO 2020020236A1 CN 2019097513 W CN2019097513 W CN 2019097513W WO 2020020236 A1 WO2020020236 A1 WO 2020020236A1
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WO
WIPO (PCT)
Prior art keywords
cross
indoor unit
heat exchange
wall
casing
Prior art date
Application number
PCT/CN2019/097513
Other languages
English (en)
Chinese (zh)
Inventor
刘光朋
曾福祥
吴丽琴
Original Assignee
青岛海尔空调器有限总公司
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Application filed by 青岛海尔空调器有限总公司 filed Critical 青岛海尔空调器有限总公司
Publication of WO2020020236A1 publication Critical patent/WO2020020236A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0025—Cross-flow or tangential fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • 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
    • 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
    • F24F13/20—Casings or covers
    • 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
    • F24F13/24—Means for preventing or suppressing noise
    • 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
    • F24F13/30—Arrangement or mounting of heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • 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
    • F24F13/20—Casings or covers
    • F24F2013/205—Mounting a ventilator fan therein
    • 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
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/247—Active noise-suppression

Definitions

  • the invention relates to an air conditioner, in particular to a wall-mounted air conditioner indoor unit.
  • a wall-mounted air conditioner indoor unit usually uses a combination of swing leaves and a wind deflector to guide the air outlet to send air.
  • the wind deflector is driven by the motor to swing forward and backward about its laterally extending rotating shaft, and the swing leaves surround it.
  • the rotating shaft swings left and right, so as to adjust the air supply direction of the air outlet in the up-down direction and the left-right direction.
  • the size of the air supply range of the air outlet depends on the air deflector and the swing leaf.
  • the swing amplitude of the air deflector and the swing leaf has the maximum limit. Therefore, the air outlet The expansion of the supply air range is also limited.
  • the air-conditioning indoor unit achieves the purpose of cooling or heating through the heat exchange between the evaporator and the air.
  • the larger the area of the evaporator the higher the efficiency of heat exchange.
  • Traditional wall-mounted air conditioner indoor units use a cross-flow fan to drive the air flow, and the evaporator is wrapped around the outside of the cross-flow fan.
  • the indoor area of such an indoor unit using a cross flow fan does not have a large evaporator area and low heat exchange efficiency. For this reason, in order to unilaterally pursue a larger evaporator area, some existing technologies have replaced a cross flow fan with an axial flow fan or a centrifugal fan.
  • a single axial fan or centrifugal fan cannot meet the normal air supply demand.
  • Multiple axial fans or centrifugal fans need to be installed, and the axial fan has strict requirements on the position of the air inlet.
  • the air duct of the centrifugal fan The structure is relatively complicated, and it takes up space, which results in the structure of this type of wall-mounted air conditioner indoor unit is very complicated, the volume is large, and the operating noise is large.
  • An object of the present invention is to overcome at least one defect in the prior art, and to provide a wall-mounted air conditioner indoor unit with a simple structure, capable of multi-mode dual-zone air supply, and a wide air supply range.
  • a further object of the present invention is to improve the heat exchange efficiency of a wall-mounted air-conditioning indoor unit.
  • Another further object of the present invention is to improve the appearance of the wall-mounted air conditioner indoor unit and increase its air supply.
  • the present invention provides a wall-mounted air conditioner indoor unit, including:
  • a casing having an air inlet and an air outlet extending in a lateral direction of the casing, the air outlet is provided with a wind deflector for adjusting the opening and closing state of the air outlet and / or an air outlet direction;
  • each of the cross-flow fans is configured to be controlled to rotate around its own rotation axis, and the rotation axes of the two cross-flow fans are respectively
  • the lateral ends of the casing extend obliquely forward to the middle of the casing, so that the projection of the rotation axes of the two cross-flow fans in the horizontal plane is formed from the lateral ends of the casing to the middle A V-shape that gradually slopes forward.
  • the wall-mounted air conditioner indoor unit further includes:
  • the evaporator is provided on the two cross-flow fans, and includes a first heat exchange section, a second heat exchange section, and a third heat exchange section, which are connected in sequence from back to front.
  • the third heat exchange section is a V-shaped heat exchange section that extends obliquely from the lateral ends of the casing to the middle and gradually away from the outside of the cross-flow fan or gradually faces away from the cross-flow fan.
  • a curved surface heat-exchange section is convexly extended in the outer direction.
  • the third heat exchange section is located on the front side of the two cross-flow fans, and includes two heat exchange sub-areas that gradually extend obliquely forward from the lateral ends of the casing to the middle thereof.
  • the inclination angles of the two heat exchange subsections are respectively consistent with the inclination angles of the rotating shafts of the two cross-flow fans.
  • the first heat exchange section is located at the rear side or rear upper side of the cross-flow fan, and the first heat exchange section is a planar heat exchange section, so that the first heat exchange section and the two A triangle space is formed between the cross-flow fans.
  • the cabinet includes a front panel for forming a front portion thereof, and a cross section of the front panel taken along a horizontal section is gradually inclined forward from the lateral ends of the cabinet to the middle thereof V shape.
  • the front panel includes two plates that are vertically placed and symmetrically arranged, and each of the plates is extended obliquely forward from its own first end located at the lateral end of the cabinet to Its own second end located in the middle of the casing;
  • the second ends of the two plate bodies are fixedly connected or the two plate bodies are integrally formed;
  • the abutment of the second ends of the two plate bodies is located in a vertical bisecting plane of the wall-mounted air-conditioning indoor unit extending in the front-rear direction.
  • the air inlet is formed on the top of the cabinet, and the front edge of the air inlet is adjacent to the top edge of the front panel.
  • the air outlet is located at the bottom of the front side of the casing.
  • the wall-mounted air conditioner indoor unit further includes a deflector, which is disposed at the bottom of the cabinet and below the air outlet, and forms a drainage gap with the bottom of the cabinet to allow the room without
  • the heat-exchanged natural wind flows backwards and forwards through the drainage gap, so as to be mixed with the heat-exchanged airflow flowing out through the air outlet and sent to the room.
  • a longitudinal section of the deflector cut along a vertical section perpendicular to the front-rear direction is a V-shape that gradually slopes downward from the lateral ends of the casing to the middle of the casing.
  • the wall-mounted air conditioner indoor unit further includes:
  • each fan motor arranged in the casing, the rotation output shaft of each fan motor is connected to a corresponding one of the cross-flow fans to control the cross-flow fan to rotate in a controlled manner;
  • the two fan motors are configured to rotate in a controlled manner in one of three rotation modes, which include synchronous rotation of the two fan motors, asynchronous rotation of the two fan motors, and either The fan motor rotates, and the remaining one fan motor stops.
  • the parameters of each cross-flow fan's start-stop status, rotation speed, etc. can be freely set by the user, and a dual-zone air supply of multiple modes is realized, which meets the different needs of users in different regions.
  • the rotating shafts of the two cross-flow fans are specially designed to extend obliquely and forward from the two lateral side ends of the casing to the middle of the casing, respectively, so that the airflow direction of each cross-flow fan can be directed toward the casing.
  • the horizontal outer side of the front and the bottom breaks through the limitation of the air supply angle of the cross-flow fan in the prior art, and expands the air supply range of the indoor unit.
  • the third heat exchange section of the three-stage evaporator is specially designed as a V-shaped heat exchange section that extends obliquely from the lateral ends of the casing to the middle of the casing and away from the outside of the cross-flow fan or gradually toward the outside.
  • the curved and curved heat exchange section is protruded, thereby increasing the length of the third heat exchange section on the basis of ensuring a simple structure, thereby increasing the effective heat exchange area of the evaporator, thereby improving the heat exchange efficiency, Improved the energy consumption level of the indoor unit.
  • the first heat exchange section is a planar heat exchange section, which can form a substantially triangular space between the first heat exchange section and the two cross-flow fans, which increases the size of the gap between the two and is beneficial to
  • the air quickly passes through the evaporator, which reduces the resistance of air flow in the cabinet and reduces the operating noise of the wall-mounted air-conditioning indoor unit.
  • the amount of supplementary air is also increased to a certain extent, thereby increasing the amount of air supplied by the wall-mounted air conditioner indoor unit.
  • the present application specifically designs the front panel of the cabinet such that the cross-section of the front panel cut along the horizontal section is gradually inclined forward from the lateral ends of the cabinet to the middle of the cabinet.
  • the V shape can match the layout of the front panel with the two cross-flow fans and the shape of the third heat exchange section of the evaporator. Therefore, not only the volume of the wall-mounted air-conditioning indoor unit is reduced as much as possible to meet the development trend of miniaturization, but also the amount of supplementary air is further increased, thereby greatly increasing the delivery of the wall-mounted air-conditioning indoor unit. Air volume.
  • the V-shaped front panel gives a refreshing sense of technology and high-level appearance. It can be seen that the present invention can achieve the multiple effects of beautiful appearance and improved air supply volume only by designing a simple structural design of the front panel in a V shape.
  • FIG. 1 is a schematic structural diagram of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention
  • FIG. 2 is a schematic front view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention
  • FIG. 3 is a schematic structural exploded view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention.
  • FIG. 4 is a schematic cross-sectional view of a wall-mounted air-conditioning indoor unit taken along a horizontal plane according to an embodiment of the present invention
  • FIG. 5 is a schematic structural diagram of an evaporator according to an embodiment of the present invention.
  • FIG. 6 is a schematic plan view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention.
  • FIG. 7 is a schematic sectional view of a dustproof mechanism according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a wall-mounted air conditioner indoor unit according to another embodiment of the present invention.
  • FIG. 9 is a schematic structural block diagram of a voice interaction system according to an embodiment of the present invention.
  • FIG. 1 is a schematic structural diagram of a wall-mounted air-conditioning indoor unit according to an embodiment of the present invention
  • FIG. 2 is a schematic view of a wall-mounted air-conditioning indoor unit according to an embodiment of the present invention.
  • Front view FIG. 3 is a schematic structural exploded view of a wall-mounted air-conditioning indoor unit according to an embodiment of the present invention
  • FIG. 4 is a schematic cross-sectional view of the wall-mounted air-conditioning indoor unit according to an embodiment of the present invention, taken along a horizontal plane.
  • the wall-mounted air-conditioning indoor unit 1 of the present invention includes a cabinet 10, and the cabinet 10 is used to form a casing of the wall-mounted air-conditioning indoor unit 1.
  • the casing 10 has an air inlet 11 for introducing indoor air and an air outlet 12 for supplying air to the room.
  • the air outlet 12 extends along the lateral direction of the casing 10, and an air outlet 12 is provided at the air outlet 12 for adjusting the air outlet 12.
  • the air deflector 13 in an open / closed state and / or an air outlet direction.
  • the wall-mounted air-conditioning indoor unit 1 further includes two independent cross-flow fans 21 and 22, and the cross-flow fans 21 and 22 are arranged side by side in the casing 10, and each cross-flow fan is configured to Controlled rotation around its own rotation axis, the rotation axes of the two cross-flow fans are respectively inclined forward from the lateral ends of the casing 10 to the middle of the casing 10 so that the rotation axes of the two cross-flow fans are in the horizontal plane.
  • the projection forms a V-shape that gradually tilts forward from the lateral ends of the casing 10 toward the middle, that is, the two cross-flow fans 21, 22 surround a gradual forward tilt from the lateral ends of the casing 10 to the middle V shape.
  • the rotating shaft 211 of the cross-flow fan 21 may extend obliquely and forward from one lateral end portion of the casing 10 to the middle portion of the casing 10, and the rotating shaft 221 of the cross-flow fan 22 may extend from the other lateral end portion of the casing 10 to the machine.
  • the middle of the shell 10 extends obliquely forward.
  • a structure gradually slopes or bulges in one direction from one end toward the other end means that the structure has a tendency to slope or bulges in that direction from one end to the other end.
  • the rotating shafts of the two cross-flow fans 21 and 22 are specially designed to extend obliquely and forward from the two lateral side ends of the casing 10 to the middle of the casing 10, respectively, so that the outlet air of each cross-flow fan can be made.
  • the directions are directed to the lateral outer front and lower sides of the cabinet 10, which breaks through the limitation on the air supply angle of the cross-flow fan in the prior art and expands the air supply range of the indoor unit.
  • the wall-mounted air-conditioning indoor unit 1 may further include two independent fan motors 71 and 72 provided in the casing 10, and the rotation output shaft of each fan motor is connected to a corresponding one
  • the rotating shaft of the fan is connected to controlly drive the cross-flow fan to rotate.
  • the rotation output shaft of the fan motor 71 may be connected to the rotation shaft 211 of the cross-flow fan 21 to control the cross-flow fan 21 to rotate in a controlled manner.
  • the rotation output shaft of the fan motor 72 may be connected to the rotation shaft 221 of the cross-flow fan 22 to control the cross-flow fan 22 to rotate.
  • the fan motor 71 and the fan motor 72 may be respectively disposed on the lateral outer sides of the cross-flow fan 21 and the cross-flow fan 22, and one end of the rotary shaft of the two cross-flow fans is connected to the rotation output shafts of the two fan motors respectively.
  • the other end of the rotary shaft of the cross-flow fan can be supported on the same bearing seat 73.
  • the two fan motors 71 and 72 are configured to be controlled to rotate in one of three rotation modes, which include synchronous rotation of the two fan motors 71 and 72, asynchronous rotation of the two fan motors 71 and 72, And any one of the fan motors rotates, and the remaining fan motors stop. That is to say, the two cross-flow fans 21 and 22 can be rotated synchronously at the same speed and blow out the same air volume, and can also be rotated asynchronously at different speeds to blow different air volumes. It can also be that any one of the cross-flow fans rotates and the other cross-flow fan stops, thereby achieving the purpose of adjusting the air supply in multiple modes and meeting the different needs of users in different regions.
  • the wall-mounted air-conditioning indoor unit 1 further includes an evaporator 30, and the evaporator 30 is used for heat exchange with the airflow passing therethrough, thereby generating a higher temperature (during heating) or a lower temperature (During cooling) heat exchange airflow.
  • FIG. 5 is a schematic structural diagram of an evaporator according to an embodiment of the present invention.
  • the evaporator 30 is arranged on the two cross-flow fans 21 and 22, and includes a first heat exchange section 31, a second heat exchange section 32, and a third heat exchange section 33 which are connected in order from back to front.
  • the third heat exchanging section 33 is a V-shaped heat exchanging section which gradually extends obliquely from the lateral ends of the casing 10 toward the middle and away from the outside of the cross-flow fans 21, 22, or gradually away from the cross-flow fans 21,
  • the curved direction of the curved heat exchange section is projected in the outer direction of 22.
  • the outside direction here means a direction away from the side where the two cross-flow fans 21 and 22 are located, and accordingly, the direction toward the side where the two cross-flow fans 21 and 22 are located is opposite to the outside direction Inside direction.
  • the structure of the evaporator is improved on the basis of the cross-flow fan as the driving air supply device.
  • the third heat exchange section 33 of the evaporator is specially designed as a V-shaped heat exchange section that extends obliquely from the lateral ends of the casing 10 toward the middle of the casing 10 and away from the outside of the cross-flow fans 21 and 22 or gradually.
  • the curved surface heat exchange section is convexly extended in the outer direction. Therefore, the length of the third heat exchange section 33 is increased on the basis of ensuring a simple structure, thereby increasing the effective heat exchange area of the evaporator 30 and further improving This improves the heat exchange efficiency and improves the energy consumption level of the indoor unit.
  • the third heat exchange section 33 When the third heat exchange section 33 is on different sides of the cross-flow fans 21 and 22, the directions of the third heat exchange section 33 facing away from the cross-flow fans 21 and 22 are also different. In some embodiments of the present invention, the third heat exchange section 33 is on the front side of the two cross-flow fans 21 and 22. At this time, the direction of the third heat exchange section 33 facing away from the cross-flow fans 21 and 22 may be toward the outside. In the forward direction, the third heat exchange section 33 gradually extends forward from the lateral ends of the casing 10 toward the middle.
  • the third heat exchange section 33 may include two heat exchange sub-sections 331 that gradually extend obliquely forward from the lateral ends of the casing 10 to the middle thereof, and the inclination angles of the two heat exchange sub-sections 331 are respectively It is consistent with the inclination angle of the rotating shafts of the two cross-flow fans 21 and 22.
  • a uniform gap can be formed between the two heat exchange subsections 331 and the two cross-flow fans 21 and 22 to ensure a stable air supply and minimize the evaporator 30 and the cross-flow fans 21 and 22 as much as possible. 22 to reduce the volume of the wall-mounted air-conditioning indoor unit 1 and make it more in line with the development trend of miniaturization.
  • the first heat exchange section 31 is located at the rear side or rear upper side of the cross-flow fans 21 and 22, and the first heat exchange section 31 is a planar heat exchange section, so that the first heat exchange section 31 A triangular space is formed between 31 and the two cross-flow fans 21 and 22, which increases the size of the gap between the first heat exchange section 31 and the two cross-flow fans 21 and 22, which is conducive to the rapid passage of air
  • the evaporator 30 reduces the resistance of air flow in the cabinet 10 and reduces the operating noise of the wall-mounted air-conditioning indoor unit 1. At the same time, the amount of supplementary air is also increased to a certain extent, thereby increasing the amount of air supplied by the wall-mounted air-conditioning indoor unit 1.
  • the second heat exchange section 32 may be above or above the cross-flow fans 21, 22, and the second heat exchange section 32 may be a planar heat exchange section.
  • the inner angle between the first heat exchange section 31 and the second heat exchange section 32 facing the cross-flow fans 21 and 22, and between the second heat exchange section 32 and the third heat exchange section 33 facing the cross-flow fan 21 The inner angles of the two and 22 are smaller than the flat angle, so as to form a state of half-wrapped cross-flow fans 21 and 22 to obtain a better heat exchange effect.
  • the top edge of the first heat exchange section 31 and the rear edge of the second heat exchange section 32 are adjacent to each other and have the same shape.
  • the front edge of the second heat exchange section 32 is adjacent to the top edge of the third heat exchange section 33 and has the same shape.
  • the cabinet 10 further includes a front panel 14 for forming a front portion thereof. Further, the cabinet 10 further includes a skeleton 16 and a cover 17.
  • the cross-section of the front panel 14 taken along a horizontal section is a V-shape that gradually slopes forward from the lateral ends of the cabinet 10 toward the middle of the cabinet 10. That is, the front panel 14 is substantially a V-shaped plate material that gradually slopes forward from the lateral ends of the cabinet 10 toward the middle of the cabinet 10.
  • the volume of the wall-mounted air-conditioning indoor unit 1 is reduced as much as possible to meet the development trend of miniaturization; on the other hand, the amount of supplementary air is further increased, thereby increasing the wall-mounted air-conditioning indoor unit to a large extent.
  • the V-shaped front panel 14 gives a refreshing sense of technology and high-level appearance. It can be seen that the present invention can achieve the multiple effects of beautiful appearance and improved air supply at the same time by simply designing the front panel 14 as a V-shaped structure.
  • the front panel 14 may include two plate bodies 141 placed vertically and symmetrically arranged, and each of the plate bodies 141 is directed from its own first end 141a located at a lateral end of the cabinet 10 The front extends obliquely to its own second end 141 b located in the middle of the cabinet 10. That is, the front panel 14 may be a V-shaped plate body that is vertically placed, and the V-shaped tip thereof faces the front of the cabinet 10.
  • the second ends 141b of the two plate bodies 141 are fixedly connected by gluing or other suitable methods or the two plate bodies 141 are integrally formed.
  • the abutment of the second ends 141b of the two plate bodies 141 is located in the vertical bisector plane of the wall-mounted air-conditioning indoor unit 1 extending in the front-rear direction.
  • the abutment of the second ends 141b of the two plate bodies 141 may be a vertically extending line or surface.
  • the front panel 14 may also be a V-shaped plate body that is vertically inclined.
  • the upper end of the front panel 14 may be inclined forward.
  • the abutment of the second ends 141b of the two plate bodies 141 may be a line or a surface extending vertically and the upper ends inclined forward.
  • FIG. 6 is a schematic plan view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention.
  • the air inlet 11 may be formed on the top of the cabinet 10, and the front edge 111 of the air inlet 11 is adjacent to the top edge 142 of the front panel 14, so that the front edge of the air inlet 11 111 conforms to the shape of the top edge 142 of the front panel 14.
  • the front panel 14 is generally a V-shaped plate that gradually protrudes forward from the lateral ends to the middle, the top edge 142 of the front panel 14 and the front edge of the air inlet 11 are substantially formed by the casing 10
  • the V-shape which gradually protrudes forward at both ends in the transverse direction toward the middle thereof, so that the middle portion of the front side of the air inlet 11 protrudes forward, increasing the area of the air inlet 11, thereby increasing the inlet of the wall-mounted air conditioner indoor unit 1.
  • the air volume further increases its air supply.
  • FIG. 7 is a schematic cross-sectional view of a dustproof mechanism according to an embodiment of the present invention, and a straight arrow in FIG. 7 is a direction of airflow flow.
  • a plurality of curved or bent air guide channels 1121 are formed inside the dustproof mechanism 112.
  • the first end port 1121a of each air guide channel 1121 is in communication with the indoor environment, and the second end port 1121b is in communication with the air inlet 11.
  • each air guide channel 1221 faces obliquely downward, which prevents dust from falling into the air guide channel 1121, thereby avoiding problems such as dust and ash accumulation at the air inlet 11 and reducing filtering at the air inlet 11 Device burden.
  • the air inlet 11 may also be formed at the rear of the cabinet 10.
  • a bracket may be provided on the rear side of the cabinet 10 to install the wall-mounted air conditioner indoor unit 1 to the wall. Keep a certain distance between the cabinet 10 and the wall when you face, so as to ensure normal air intake.
  • the air outlet 12 may be located at the bottom of the front side of the cabinet 10. In order to reduce the cost of mold opening and reduce the difficulty of mold opening, the air outlet 12 can still be maintained as a uniform strip-shaped air outlet extending in the lateral direction.
  • the cabinet 10 further includes a V-shaped blocking plate 15 provided on the rear side of the lower end of the front panel 14. The bottom edge of the front side of the blocking plate 15 is adjacent to the bottom edge of the front panel 14 and has the same shape; the bottom edge of the rear side of the blocking plate 15 is adjacent to the top edge of the air outlet 12 and has the same shape, avoiding The incoming air flow and the outgoing air flow are mixed.
  • the wall-mounted air-conditioning indoor unit 1 further includes a deflector 41, which is disposed at the bottom of the cabinet 10 and below the air outlet 12 and forms a drainage gap 43 between the bottom of the cabinet 10 and the bottom of the cabinet 10 to allow the indoor
  • the heat-exchanged natural wind flows from the back to the front through the drainage gap 43 under the action of negative pressure, so as to be mixed with the heat-exchanged airflow flowing out through the air outlet 12 and sent to the room.
  • the mixed air sent out is relatively soft, and it tends to the normal body feel index of the human body, which improves the user's comfort experience.
  • the deflector 41 is always outside the casing 10, and the deflector 41 will affect the appearance of the entire wall-mounted air-conditioning indoor unit 1. Therefore, the deflector 41
  • the shape design is crucial. For this reason, in some embodiments of the present invention, the deflector 41 is specially designed so that the longitudinal section cut along a vertical section perpendicular to the front-rear direction is from the lateral ends of the casing 10 to the casing 10 The middle of the V gradually slopes downward.
  • the entire deflector 41 can exhibit a V-shaped design similar to the rear wing of a sports car, which improves the texture and high-grade feel of the deflector 41, thereby improving the aesthetic effect of the wall-mounted air-conditioning indoor unit 1.
  • the deflector 41 may be an integral V-shaped plate body.
  • the deflector 41 can also be fixedly combined by combining two obliquely arranged flat plate bodies, and the inner angle of the two flat plate bodies facing the cabinet is an obtuse angle.
  • the wall-mounted air conditioner indoor unit 1 may further include a support frame 42 which is fixedly connected to the outside of the bottom of the cabinet 10 and is used to support the air guide plate 41.
  • the deflector 41 may be fixedly disposed on the bottom of the cabinet 10. At this time, the drainage gap 43 formed between the deflector 41 and the bottom of the cabinet 10 is fixed.
  • FIG. 8 is a schematic structural diagram of a wall-mounted air conditioner indoor unit according to another embodiment of the present invention.
  • the wall-mounted air-conditioning indoor unit 1 may further include a swing arm 44 whose first end is pivotably connected to the support frame 42 through a driving device 45 and whose second end is connected to the deflector 41 to adjust the The position of the swing arm 44 relative to the support frame 42 adjusts the position of the deflector 41 relative to the cabinet 10, thereby adjusting the size of the drainage gap 43 and the direction of the air outlet 12 to adjust the natural air in the mixed air from the indoor unit.
  • the air volume of the wind adjusts the air supply temperature and softness of the wall-mounted air-conditioning indoor unit 1.
  • the rotation of the swing arm 44 can be intelligently controlled by a remote controller.
  • the driving device 45 may be a driving mechanism having a motor, a plurality of reduction gear sets, and a plurality of auxiliary gears, or a driving mechanism having two motors, a central shaft, and a plurality of auxiliary gears, or may include a motor and other suitable transmissions.
  • the drive mechanism of the component may be a driving mechanism having a motor, a plurality of reduction gear sets, and a plurality of auxiliary gears, or a driving mechanism having two motors, a central shaft, and a plurality of auxiliary gears, or may include a motor and other suitable transmissions.
  • the drive mechanism of the component may be a driving mechanism having a motor, a plurality of reduction gear sets, and a plurality of auxiliary gears, or a driving mechanism having two motors, a central shaft, and a plurality of auxiliary gears, or may include a motor and other suitable transmissions.
  • the deflector 41 may include an upper plate 411 facing the cabinet 10 and a lower plate 412 facing away from the cabinet 10.
  • the upper plate 411 is connected to the lower plate 412, and the upper plate 411 is a plastic piece, and the lower plate 412 is a metal piece.
  • the weight of the deflector 41 is reduced while ensuring the overall strength of the deflector 41, thereby reducing the load of the driving device 45, and ensuring that the deflector 41 can rotate smoothly and reliably.
  • the upper-layer board 411 and the lower-layer board 412 may be connected by a snap connection.
  • the lower surface of the upper layer plate 411 and the upper surface of the lower layer plate 412 are in close contact with each other, and the lower surface of the upper layer plate 411 and the upper surface of the lower layer plate 412 can also be connected by bonding.
  • the wall-mounted air-conditioning indoor unit 1 further includes a gas sensor 51, a fresh air device 52, a display light strip 53, and a light strip control board 54.
  • the gas sensor 51 is disposed on the casing 10 and is used to detect the concentration of carbon dioxide in the indoor environment.
  • the fresh air device 52 is installed in the cabinet 10 and has a fresh air pipe connecting the outdoor environment and the internal space of the cabinet 10.
  • the fresh air device 52 is used to control the startup of the indoor environment after the carbon dioxide concentration reaches a preset value to introduce indoor air.
  • the preset value may be a critical value for air health. When the carbon dioxide concentration is higher than the preset value, the air environment is generally considered to be unhealthy; when the carbon dioxide concentration is lower than the preset value, the air environment is generally considered to be healthy.
  • the fresh air device 52 may automatically start operation in a controlled manner to introduce fresh air into the room; when the indoor carbon dioxide concentration is lower than the preset value used to characterize the health of the space, When the value is set, the fresh air device 52 can automatically stop operation in a controlled manner.
  • the display light strip 53 is connected to a light strip control board 54, and the light strip control board 54 is connected to a gas sensor 51 to control the display light strip 53 to display a corresponding color according to the carbon dioxide concentration detected by the gas sensor 51. That is, when the carbon dioxide concentration in the room is different, the color displayed by the display light strip 53 is also different, so that the current indoor air quality status can be intuitively indicated by the color.
  • the wall-mounted air-conditioning indoor unit 1 further includes a support mounting plate 55, which is disposed in the cabinet 10 and adjacently located on the rear side of the front panel 14.
  • the gas sensor 51, the display light strip 53, and the light strip control board 54 are all mounted on the support mounting plate 55.
  • the front panel 14 may be provided with an induction through hole, and the gas sensor 51 is opposite to the induction through hole to detect the carbon dioxide concentration in the indoor environment through the induction through hole.
  • the areas of the front panel 14 corresponding to the front and back of the display light strip 53 may be set to be transparent.
  • the wall-mounted air-conditioning indoor unit 1 further includes a voice interaction system 60.
  • FIG. 9 is a schematic structural block diagram of the voice interaction system according to an embodiment of the present invention.
  • the voice interaction system 60 may include a voice receiving module 61, a voice recognition module 62, a voice center control board 63, and a voice playback module 64.
  • the voice receiving module 61 is configured to receive a voice signal input from a surrounding environment.
  • the voice recognition module 62 is configured to recognize the voice signal in the awake state and generate a corresponding voice instruction.
  • the voice center control board 63 is configured to wake up the voice recognition module 62 when the above-mentioned voice signal is a wake-up signal, and generate corresponding control instructions and feedback information according to the voice instructions identified by the voice recognition module 62.
  • the voice playing module 64 is configured to play corresponding voice information according to the control instruction and the feedback information.
  • the above-mentioned voice signals may not only include simple voice adjustment signals such as simple on, off, cooling mode, heating mode, operating temperature, etc., but also may include other suitable complex voice signals such as weather forecast and song selection.
  • the voice receiving module 61 may be a microphone provided on the rear side of the front panel 14, and the voice playback module 64 may be a sound provided on the rear side of the front panel 14. Both the microphone and the audio may be installed on the support mounting plate 55.

Abstract

L'invention concerne une unité intérieure du type à montage mural pour un climatiseur comprenant : une enceinte (10), présentant une entrée d'air (11) et une sortie d'air (12) s'étendant transversalement le long de l'enceinte, un déflecteur d'air (13) étant disposé au niveau de la sortie d'air (12) pour régler l'état d'ouverture et/ou la direction de sortie d'air de la sortie d'air (12); et deux ventilateurs à flux transversal séparés (21, 22) agencés transversalement dans l'enceinte (10) côte à côte; chacun des ventilateurs à flux transversal (21, 22) est configuré pour être commandé pour tourner autour de son propre arbre rotatif; les arbres rotatifs de deux ventilateurs à flux transversal (21, 22) s'étendant obliquement vers l'avant à partir de deux extrémités transversales de l'enceinte vers le milieu de l'enceinte respectivement de sorte que des saillies des arbres rotatifs de deux ventilateurs à flux transversal (21, 22) dans un plan horizontal forment une forme de V progressivement inclinée vers l'avant à partir de deux extrémités transversales de l'enceinte vers le milieu et la direction de sortie d'air de chacun des ventilateurs à flux transversal (21, 22) est orientée vers la face inférieure avant du côté externe transversal de l'enceinte, ce qui permet de dépasser la limitation du mode d'agencement commun du ventilateur à flux transversal en fonction de l'angle d'alimentation en air dans l'état de la technique, d'étendre la plage d'alimentation en air de l'unité intérieure et de mettre en œuvre une alimentation en air à double région dans de multiples modes.
PCT/CN2019/097513 2018-07-27 2019-07-24 Unité intérieure du type à montage mural pour climatiseur WO2020020236A1 (fr)

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CN201810846941.5A CN108758825A (zh) 2018-07-27 2018-07-27 壁挂式空调室内机

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CN108758825A (zh) * 2018-07-27 2018-11-06 青岛海尔空调器有限总公司 壁挂式空调室内机
CN112576523B (zh) * 2020-12-04 2023-06-02 重庆海尔空调器有限公司 贯流风扇及具有其的空调

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