WO2024066606A1 - Unité intérieure et climatiseur - Google Patents

Unité intérieure et climatiseur Download PDF

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Publication number
WO2024066606A1
WO2024066606A1 PCT/CN2023/104808 CN2023104808W WO2024066606A1 WO 2024066606 A1 WO2024066606 A1 WO 2024066606A1 CN 2023104808 W CN2023104808 W CN 2023104808W WO 2024066606 A1 WO2024066606 A1 WO 2024066606A1
Authority
WO
WIPO (PCT)
Prior art keywords
air inlet
motor
indoor unit
chamber
plate
Prior art date
Application number
PCT/CN2023/104808
Other languages
English (en)
Chinese (zh)
Inventor
张吉义
张中晓
徐文堂
王海胜
孙明明
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.)
Filing date
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 WO2024066606A1 publication Critical patent/WO2024066606A1/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
    • F24F1/0022—Centrifugal or radial fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • 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
    • 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
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F24F2130/20—Sunlight

Definitions

  • the present application relates to the technical field of air conditioners, for example, to an indoor unit and an air conditioner.
  • Duct air conditioners are commonly known as duct units.
  • Duct units are one-to-one units, including an outdoor unit and an indoor unit. During installation, the indoor unit and refrigerant pipes, drainage pipes, and line pipes are all hidden in the ceiling. Therefore, compared with wall-mounted air conditioners and cabinet air conditioners, duct units are more beautiful and space-saving, and the installation location is more flexible.
  • the related art discloses an indoor unit of a ducted air conditioner, wherein a middle partition is provided in the housing, and a centrifugal fan is provided on one side of the middle partition.
  • the centrifugal fan is driven to rotate by a motor, and the motor is fixedly mounted on the middle partition.
  • the motor is fixedly mounted on the middle partition, so the upper panel or the lower panel of the casing needs to be disassembled to expose the middle partition before the motor can be disassembled, which is very inconvenient.
  • the embodiments of the present disclosure provide an indoor unit and an air conditioner, which solve the problem of inconvenient assembly and disassembly of the motor of the indoor unit.
  • the indoor unit comprises:
  • a casing the interior of which is divided into a first chamber and a second chamber by a middle partition, wherein the first chamber is close to the front panel of the casing, and the second chamber is close to the rear panel of the casing;
  • a fan assembly is arranged in the second room, and includes a motor part;
  • the motor part includes a motor and a motor seat,
  • the motor seat includes a supporting part and a fastening part, one side of the supporting part is connected to the rear panel, and the other side faces the front panel and together with the fastening part, encloses the installation space of the motor;
  • front panel and the middle partition are respectively provided with inspection ports corresponding to the motor part so as to The motor part is disassembled and assembled through the two inspection ports on the front side of the casing.
  • the supporting portion includes:
  • a connecting plate connected to the rear panel of the housing
  • Two supporting plates are respectively arranged on both sides of the connecting plate; the first end of each supporting plate is connected to the connecting plate, and the second end is suspended and provided with a notch; and the notches of the two supporting plates respectively correspond to the two ends of the motor, and the two notches and the fastening portion jointly enclose the installation space.
  • two sides of the connecting plate are respectively bent vertically toward the front panel of the housing to form the two supporting plates.
  • the connecting plate is connected to the rear panel of the casing via a vibration-damping seat.
  • barbs are respectively provided on both sides outside the notch; and the fastening portion comprises:
  • the arc plate has connecting holes at both ends, and the connecting holes are matched with the barbs; the inner arc surface of the arc plate and the concave surface of the notch are arranged opposite to each other, and the two barbs of the notch extend into the two connecting holes of the arc plate respectively;
  • Each of the notches is provided with one arc plate.
  • the middle part of the arc plate is segmented, and the segment is bent in a direction away from the inner arc surface to form an ear plate, and the two ear plates are fixed together by bolt fasteners.
  • the motor base further includes:
  • a handle is constructed in a U shape; one end of the handle is arranged between the two ear plates of one arc plate, and the other end of the handle is arranged between the two ear plates of the other arc plate;
  • each arc plate The two ear plates of each arc plate are fixed to the corresponding ends of the handle by bolt fasteners.
  • a slide rail is provided on the top or bottom of the second chamber, and the slide rail extends toward the inspection opening of the middle partition;
  • the support plate is provided with a sliding block corresponding to the slide rail, and the slide rail can be slidably matched with the slide rail so that the motor part can slide along the slide rail toward the inspection opening of the middle partition plate through the sliding block.
  • the sliding block and the supporting plate are detachably connected.
  • the air conditioner includes the indoor unit described in any of the above embodiments.
  • the supporting part is connected to the rear panel, and the motor is installed in the installation space enclosed by the supporting part and the fastening part, and the motor faces the front panel.
  • the connection between the supporting part and the rear panel, and the connection between the supporting part and the fastening part can be easily released through the inspection openings on the front panel and the middle partition, so that the motor can be easily disassembled and assembled.
  • FIG1 is an exploded schematic diagram of an indoor unit provided by an embodiment of the present disclosure
  • FIG2 is a schematic diagram of an air inlet of an indoor unit provided in an embodiment of the present disclosure
  • FIG3 is a schematic diagram of the auxiliary air inlet structure of the indoor unit provided in an embodiment of the present disclosure
  • FIG4 is a schematic structural diagram of a mounting opening and a baffle of an indoor unit provided in an embodiment of the present disclosure
  • FIG5 is a schematic structural diagram of a guide portion provided in an embodiment of the present disclosure.
  • FIG6 is a schematic diagram of the structure of a filter screen provided in an embodiment of the present disclosure.
  • FIG7 is a schematic diagram of the structure of a motor base provided in an embodiment of the present disclosure.
  • FIG8 is a schematic diagram of a motor installation position provided by an embodiment of the present disclosure.
  • FIG. 9 is a schematic diagram of a motor installation position at another angle provided by an embodiment of the present disclosure.
  • the terms “upper”, “lower”, “inside”, “middle”, “outside”, “front”, “back” and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly used to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to have specific directions, or to be constructed and operated in specific directions. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term “upper” may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure may be understood according to specific circumstances.
  • connection can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components.
  • connection can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components.
  • the character "/" indicates that the preceding and following objects are in an "or" relationship.
  • A/B indicates: A or B.
  • a and/or B means: A or B, or, A and B.
  • an embodiment of the present disclosure provides an indoor unit, including a housing and a fan assembly.
  • the interior of the housing 100 is divided into a first chamber 101 and a second chamber 102 by a middle partition 110, and the first chamber 101 is close to the front panel 103 of the housing 100, and the second chamber 102 is close to the rear panel 106 of the housing 100;
  • the fan assembly is arranged in the second chamber 102, and includes a motor part;
  • the motor part includes a motor 310 and a motor seat 300, and the motor seat 300 includes a supporting part and a fastening part, one side of the supporting part is connected to the rear panel 106, and the other side faces the front panel 103 and together with the fastening part, encloses the installation space of the motor 310;
  • the front panel 103 and the middle partition 110 are respectively provided with inspection ports 340 corresponding to the motor part, so that the motor part can be disassembled and assembled from the front side of the housing 100 through the two inspection ports 340.
  • the supporting part is connected to the rear panel 106, the motor 310 is installed in the installation space enclosed by the supporting part and the fastening part, and the motor 310 faces the front panel 103.
  • the connection between the supporting part and the rear panel 106 and the connection between the supporting part and the fastening part can be easily released, so that the motor 310 can be easily disassembled and assembled.
  • the supporting portion includes a connecting plate 301 and two supporting plates 302. Connected to the rear panel 106 of the housing 100; two supporting plates 302 are respectively arranged on both sides of the connecting plate 301; the first end of each supporting plate 302 is connected to the connecting plate 301, and the second end is suspended and has a notch 303; and the notches 303 of the two supporting plates 302 respectively correspond to the two ends of the motor 310, and the two notches 303 and the fastening portion jointly enclose an installation space.
  • the connecting plate 301 is connected to the rear panel 106 of the housing 100 by bolt fasteners.
  • the notches 303 of the two supporting plates 302 are respectively matched with the two ends of the cylinder of the motor 310, and the cylinder of the motor 310 is placed in the notches 303 and abuts against the concave surface of the notches 303.
  • the two ends of the cylinder of the motor 310 are cylindrical, and the notches 303 are arc-shaped.
  • the diameter of the notches 303 is the same as the diameter of the two ends of the cylinder of the motor 310, and the arc length of the notches 303 is equal to half of the circumference of the cross section of the two ends of the cylinder of the motor 310.
  • two sides of the connecting plate 301 are respectively bent vertically toward the front panel 103 of the housing 100 to form two supporting plates 302.
  • the supporting plate 302 and the connecting plate 301 are integrally formed, reducing the connecting components between the supporting plate 302 and the connecting plate 301.
  • the connecting plate 301 is connected to the rear panel 106 of the housing 100 via a vibration-damping seat.
  • the motor 310 generates vibrations when it is running, and the vibration of the motor 310 can be reduced under the action of the vibration-damping seat.
  • barbs 304 are respectively provided on both sides outside the recess 303;
  • the fastening portion includes an arc plate 320, and connecting holes 321 are provided at both ends of the arc plate 320, and the connecting holes 321 are adapted to the barbs 304;
  • the inner arc surface of the arc plate 320 and the concave surface of the recess 303 are arranged opposite to each other, and the two barbs 304 of the recess 303 respectively extend into the two connecting holes 321 of the arc plate 320; and an arc plate 320 is arranged for each recess 303.
  • the notch 303 is configured to be arc-shaped and has the same radius as the arc plate 320. After the arc plate 320 is connected to the barb 304 through the connecting hole 321, the inner arc surface of the arc plate 320 and the concave surface of the notch 303 form a circle that matches the two ends of the cylinder of the motor 310, so as to serve as the installation space of the motor 310.
  • the middle of the arc plate 320 is segmented, and the segment is bent in a direction away from the inner arc surface to form an ear plate 322, and the two ear plates 322 are fixed by bolt fasteners.
  • connection hole 321 of one arc plate 320 is first connected to the barb 304 on one side of the notch 303, and then the connection hole 321 of the other arc plate 320 is connected to the barb 304 on the other side of the notch 303, and finally the ear plates 322 of the two arc plates 320 are connected by bolt fasteners.
  • the inner arc surface of the arc plate 320 and the cylinder of the motor 310 can be closely fitted, thereby improving the stability of the motor 310 after being fixed.
  • the motor base 300 further includes a handle 330.
  • the handle 330 is constructed in a U shape; one end of the handle 330 is disposed between two ear plates 322 of one arc plate 320, and the other end is disposed between two ear plates 322 of another arc plate 320; the two ear plates 322 of each arc plate 320 are fixed to the corresponding ends of the handle 330 by bolt fasteners.
  • the U-shaped handle 330 makes it easier for users to take the entire motor unit.
  • a slide rail is provided on the top or bottom of the second chamber 102, and the slide rail faces the inspection opening 340 of the middle partition 110.
  • the supporting plate 302 is provided with a slider corresponding to the slide rail, and the slide rail can be slidably connected with the slide rail so that the motor portion slides along the slide rail toward the inspection opening 340 of the middle partition 110 through the slider.
  • the inspection opening 340 of the middle partition 110 and the inspection opening 340 of the front panel 103 can completely avoid the motor 310 and the motor seat 300.
  • the slide rail is a linear guide rail, extending toward the inspection opening 340 of the middle partition 110.
  • the top of the second chamber 102 i.e., the upper panel 104 of the housing 100
  • the top of the second chamber 102 is provided with a slide rail
  • one end of the suspension rod is connected to the support plate 302, and the other end is connected to the slide rail through a slider.
  • the motor part is suspended on the upper panel 104 of the housing 100 through the suspension rod.
  • the handle 330 is pulled toward the middle partition 110, so that the motor part slides along the slide rail toward the inspection port 340 of the middle partition 110 through the slider on the suspension rod.
  • the slider is detachably connected to the support plate 302 through the suspension rod, so that the motor part is moved to the inspection port 340 of the middle partition 110, and then the connection between the suspension rod and the support plate 302 is released, and the motor 310 and the motor seat 300 can be taken out from the inspection port 340 at the same time.
  • the indoor unit further includes a heat exchange component
  • the fan component further includes a fan unit.
  • the interior of the housing 100 is divided into a first chamber 101 and a second chamber 102 by a middle partition 110; the heat exchange component is arranged in the first chamber 101, and the first chamber 101 is provided with an air outlet 108; the fan unit is arranged in the second chamber 102, and is used to blow the air of the second chamber 102 into the first chamber 101 through the vent 111 of the middle partition 110; and the second chamber 102 is provided with an air inlet 107 on the upper side, the lower side, the left side, the right side and the rear side, respectively, so as to increase the air intake of the second chamber 102 through five-way air intake.
  • the indoor unit includes an indoor unit of a duct unit. After the indoor unit is hoisted, the first chamber 101 of the housing 100 faces the room, and the second chamber 102 is close to the wall.
  • the front panel 103 of the housing 100 is located in the first chamber 101 and is provided with an air outlet 108.
  • the rear panel 106 of the housing 100 is opposite to the front panel 103 and is located in the second chamber 102.
  • the rear side of the second chamber 102 refers to one side of the rear panel 106 of the housing 100. As shown in FIG.
  • the upper side, lower side, left side, right side and rear side of the second chamber 102 are respectively provided with air inlets 107, so that five routes are formed to enter the second chamber 102, which effectively increases the air intake of the second chamber 102 and reduces the influence of obstacles such as walls and cabinets at various angles on the air intake of the indoor unit.
  • an electric control room 120 is provided on the left or right side of the second room 102, and the electric control room 120 is used to install an electric control box; a partition wall with an air inlet 107 is provided on the left or right side of the second room 102 as one of the partition walls that enclose the electric control room 120, and at least one of the other partition walls that enclose the electric control room 120 is provided with an auxiliary air inlet 123.
  • an electric control room 120 is provided on the left or right side of the second room 102, and the electric control room 120 will block the air inlet 107 on the corresponding side of the second room 102.
  • air first enters the electric control room 120 from the auxiliary air inlet 123, and then enters the second room 102 from the air inlet 107.
  • the electric control room 120 includes a first partition wall 121 and a second partition wall 122.
  • the first partition wall 121 is a partition wall provided with an air inlet 107 on the left or right side of the second room 102; the second partition wall 122 is perpendicular to the first partition wall 121 and ...
  • An auxiliary air inlet 123 is formed on a wall 121 parallel to the rear panel 106 of the housing 100 .
  • the air at the rear side of the housing 100 enters the electric control room 120 from the auxiliary air inlet 123, and then enters the second room 102 from the air inlet 107.
  • An air circulation space is reserved between the electric control box and the first partition wall 121 and the second partition wall 122, and the circulating air can also cool the electric control box to ensure the normal operation of the electric control box.
  • the air inlet 107 on the first partition wall 121 and the auxiliary air inlet 123 on the second partition wall 122 are arranged opposite to each other.
  • first partition wall 121 and the second partition wall 122 are vertically arranged, and the auxiliary air inlet 123 and the air inlet 107 are relatively arranged, which can shorten the air flow path and allow the air to blow quickly from the auxiliary air inlet 123 to the air inlet 107.
  • a plurality of air inlets 107 evenly arranged vertically are provided on the first partition wall 121 ; and a plurality of auxiliary air inlets 123 evenly arranged vertically are provided on the second partition wall 122 .
  • two air inlets 107 are provided on the first partition wall 121, and the two air inlets 107 are arranged up and down and are both configured as rectangular openings.
  • Two auxiliary air inlets 123 are provided on the second partition wall 122, and the two auxiliary air inlets 123 are arranged up and down and are both configured as rectangular openings, and the two auxiliary air inlets 123 correspond to the two air inlets 107 respectively.
  • three air inlets 107 are arranged evenly up and down on the first partition wall 121 and are all configured as circular openings.
  • Three auxiliary air inlets 123 are arranged evenly up and down on the second partition wall 122 and are all configured as circular openings, and the three auxiliary air inlets 123 correspond to the three air inlets 107, respectively.
  • the air inlet 107 on the upper side of the second chamber 102 is disposed at the rear of the upper panel 104 of the housing 100 .
  • the air inlet 107 on the lower side of the second chamber 102 is disposed at the lower panel 105 of the housing 100
  • the air inlet 107 on the rear side of the second chamber 102 is disposed at the rear panel 106 of the housing 100 .
  • the casing 100 is hoisted, its upper panel 104 is closer to the roof.
  • the air inlet 107 is arranged at the rear of the upper panel 104, compared with the middle and front of the upper panel 104, so that the air intake volume is less affected by the wall.
  • the air inlet 107 on the upper side of the second chamber 102 is configured as a strip-shaped opening.
  • the air intake volume of the air inlet 107 on the upper side of the second chamber 102 is smaller than the air intake volume of the air inlet 107 on other sides. It is more appropriate to design the air inlet 107 on the upper side of the second chamber 102 as a narrow and long strip.
  • a plurality of evenly arranged air inlets 107 are provided on the upper side and the lower side of the second chamber 102. In this way, increasing the number of air inlets 107 can increase the air intake volume.
  • air inlet grilles are provided at the air inlet 107 on the upper side, lower side, left side, right side and rear side of the second chamber 102. In this way, foreign matter is prevented from entering the second chamber 102 from the air inlet 107 by the air inlet grilles.
  • the air inlet 107 of the upper panel 104 of the housing 100 is called the first air inlet
  • the air inlet 107 of the lower panel 105 is called the second air inlet
  • the air inlet 107 of the rear panel 106 is called the third air inlet
  • one side is connected to the electric control room 120.
  • the air inlet 107 is the fourth air inlet
  • the air inlet 107 on the other side opposite to the fourth air inlet is the fifth air inlet.
  • the air outlet area of the air outlet 108 of the housing 100 is A, the air inlet area of the first air inlet is 1/2A, the air inlet area of the second air inlet is A, the air inlet area of the third air inlet is A, the air inlet area of the fourth air inlet is 1/4A, and the air inlet area of the fifth air inlet is 1/4A.
  • the air inlet area of the first air inlet refers to the sum of the air inlet areas of all the first air inlets opened on the upper panel 104, and the same is true for the air inlet areas of the remaining second to fifth air inlets.
  • the appropriate air inlet 107 can be blocked or opened according to the limitation of the installation space to meet different application scenarios, so that the sum of the air inlet areas of the air inlets 107 on different panels is greater than or equal to the air outlet areas of the air outlet 108, thereby maintaining the indoor unit running at a normal wind speed.
  • the duct unit is installed inside the TV cabinet, and there is no air intake space on the upper and lower sides of the housing 100.
  • the first air inlet and the second air inlet are blocked, and the third air inlet, the fourth air inlet and the fifth air inlet are opened.
  • the third air inlet mainly inlets air
  • the fourth air inlet and the fifth air inlet assist in air intake.
  • the duct machine is installed close to the ceiling, and there is no air inlet space on the upper side of the housing 100. In this scenario, the first air inlet is blocked, and the second to fifth air inlets are opened.
  • the ducted air conditioner is installed in a bookcase, and there is no air inlet space at the rear and lower sides of the housing 100.
  • the second air inlet and the third air inlet are blocked, and the first air inlet, the fourth air inlet and the fifth air inlet are opened.
  • the first to fifth air inlets are all provided with wind shields, which are movably arranged and block or avoid the corresponding air inlet 107.
  • the indoor unit has a breeze purification mode.
  • the wind shields of the first air inlet, the second air inlet and the third air inlet are in a blocking state, and the wind shields of the fourth air inlet and the fifth air inlet are in an avoidance state.
  • the sum of the air inlet areas of the fourth air inlet and the fifth air inlet is 1/2 of the air outlet area of the air outlet 108, and the wind speed is relatively small at this time.
  • a better purification effect can be achieved.
  • the first to fifth air inlets are all provided with wind shields, which are movably arranged and shield or avoid the corresponding air inlet 107.
  • the indoor unit provided in the disclosed embodiment meets the air intake requirements in different scenarios through a five-way air inlet design.
  • the second and fifth air inlets are located close to the air outlet 108, there is a possibility of air duct short circuit, that is, the cold air/hot air blown out of the air outlet 108 is sucked into the housing 100 from the second or fifth air inlet before it is blown into the room, which seriously affects the cooling/heating effect.
  • temperature sensors are provided at the air outlet 108 and each air inlet 107 to sense the temperature of the corresponding air outlet 108 and air inlet 107.
  • T when T is less than 0, it is determined that the fifth air inlet is short-circuited.
  • the air conditioner operates in cooling mode, the fourth air inlet is blocked, the fifth air inlet is open, the temperature of the air outlet 108 is 20°C, and the average indoor temperature is 30°C.
  • the air inlet area of the fourth air inlet and the fifth air inlet is the same. If a short circuit occurs at the fifth air inlet, the air is taken in by the fourth air inlet, which can solve the short circuit of the air duct while maintaining the initial air intake. It can be understood that if a short circuit occurs at the second air inlet, the third air inlet can be used to intake air, and the short circuit determination and the control of the wind shield are the same as the above control method.
  • the embodiment of the present disclosure provides another control method of an indoor unit:
  • temperature sensors are provided at the air outlet 108 and each air inlet 107, so as to sense the temperature of the corresponding air outlet 108 and air inlet 107.
  • V when V is outside the preset difference range, it is determined that the second air inlet is short-circuited. And the air inlet area of the second air inlet and the third air inlet are the same. If the second air inlet is short-circuited, the third air inlet is used to inlet air, which can solve the short circuit of the air duct while maintaining the initial air intake volume. It can be understood that if the fifth air inlet is short-circuited, the fourth air inlet can be used to inlet air, and its short-circuit determination and control of the wind shield are the same as the above control method.
  • the indoor unit further includes a filter assembly.
  • the filter assembly includes a guide portion 210 and a filter 200; the guide portion 210 is disposed in the housing 100, and the guide portion 210 includes a first guide section and a second guide section connected adjacently; a mounting opening 220 is provided at the lower portion of the front panel 103 of the housing 100, and the first guide section is close to the mounting opening 220; the filter 200 extends into the housing 100 from the mounting opening 220, and moves along the first guide section and the second guide section in sequence; wherein the first guide section corresponds to the air inlet 107 of the lower panel 105 of the housing 100, so that the filter 200 covers the air inlet 107 of the lower panel 105; the second guide section corresponds to the air inlet 107 of the upper panel 104 and the air inlet 107 of the rear panel 106 of the housing 100, so that the filter 200 covers the air inlet 107 of the upper panel 104 and the air inlet 107 of the rear panel 106.
  • the air inlet 107 on the upper side of the second chamber 102 is disposed on the upper panel 104 of the housing 100
  • the air inlet 107 on the lower side of the second chamber 102 is disposed on the lower panel 105 of the housing 100
  • the air inlet 107 on the rear side of the second chamber 102 is disposed on the upper panel 104 of the housing 100.
  • the part of the filter 200 located in the first guide section covers the air inlet 107 of the lower panel 105
  • the part of the filter 200 located in the second guide section covers the air inlet 107 of the upper panel 104 and the air inlet 107 of the rear panel 106, thereby filtering the air passing through the above three air inlets 107.
  • the guide portion 210 includes a main body seat 211, and the main body seat 211 is provided with a connected straight groove 212 and an arc groove 213; wherein, the straight groove 212 is arranged along the lower panel 105 of the casing 100 and one end extends close to the installation port 220, serving as a first guide section; one end of the arc groove 213 is connected to the end of the straight groove 212 away from the installation port 220, and the other end extends close to the upper panel 104 of the casing 100, serving as a second guide section; the side of the filter 200 can move in the arc groove 213 and the straight groove 212.
  • the fan unit includes a centrifugal fan, or a plurality of coaxially arranged centrifugal fans with their axes parallel to the lower panel 105 of the housing 100.
  • the inner arc surface of the arc groove 213 faces the side of the centrifugal fan, and the upper part of the arc groove 213 corresponds to the upper panel 104, the middle part of the arc groove 213 corresponds to the rear panel 106, and the lower part of the arc groove 213 is connected to the linear groove 212.
  • the groove widths of the linear groove 212 and the arc groove 213 are adapted to the thickness of the filter screen 200 to facilitate the installation of the filter screen 200.
  • two guide portions 210 are disposed adjacent to each other, and the linear grooves 212 and arc grooves 213 of the two guide portions 210 are opposite to each other, so that two opposite sides of the filter screen 200 move along one guide portion 210 respectively.
  • the front side of the filter 200 extends into the casing 100 from the installation opening 220, the left side of the filter 200 is located in the straight groove 212 of one guide portion 210, and the right side is located in the straight groove 212 of the other guide portion 210.
  • the movement direction of the filter 200 is limited by the two guide portions 210, making the movement of the filter 200 smoother and more stable.
  • a group of straight grooves 212 and arc grooves 213 are respectively opened on both sides of the main body seat 211 of at least the guide part 210 located in the middle.
  • one side of the main body seat 211 located in the middle is provided with a group of straight grooves 212 and arc grooves 213, and the other side is provided with a group of straight grooves 212 and arc grooves 213, and the straight grooves 212 on both sides correspond to each other, and the arc grooves 213 on both sides correspond to each other.
  • the housing 100 is long and there are many air inlets 107 on the upper panel 104, the lower panel 105 and the rear panel 106, multiple sections of filter screens 200 are required to filter the air. In this way, a section of filter screen 200 can be installed between adjacent guide portions 210.
  • the body seat 211 of the guides 210 at the two ends is provided with a group of straight grooves 212 and arc grooves 213 on one side facing the adjacent guides 210, and the body seat 211 of the two guides 210 in the middle is provided with a group of straight grooves 212 and arc grooves 213 on both sides.
  • the three-stage filter screen 200 is respectively installed between the adjacent guides 210.
  • a hook 214 is provided on the top of the main body base 211 ; the upper panel 104 of the housing 100 is provided with a bayonet, and the bayonet is adapted to the hook 214 , so that the main body base 211 is connected to the bayonet of the upper panel 104 through the hook 214 .
  • the top of the body seat 211 is connected to the upper panel 104 of the housing 100 through the hook 214, and the bottom of the body seat 211 is connected to the lower panel 105 of the housing 100 through the bolt fastener, so that the body seat 211 is fixed in the housing 100.
  • the fixing of the body seat 211 is simple and reliable, and the body seat 211 is prevented from shaking when the filter 200 is installed.
  • the upper panel 104 of the housing 100 is provided with a plurality of evenly distributed air inlets 107 ; the bayonet is disposed between adjacent air inlets 107 .
  • the portion of the filter screen 200 corresponding to the arc groove 213 is made of a flexible material, so that the filter screen 200 can move more smoothly from the straight groove 212 to the arc groove 213 .
  • one side of the filter screen 200 is bent to form a handle 201 , and a side of the filter screen 200 opposite to the handle 201 extends from the installation opening 220 into the housing 100 .
  • the front side of the filter 200 extends into the housing 100 from the installation opening 220, and the rear side of the filter 200 is vertically bent downward to form a handle 201, which is convenient for the user to push and pull the filter 200 through the handle 201.
  • the handle 201 can interfere with the installation opening 220 to prevent the filter 200 from continuing to move.
  • a baffle 221 is provided at the installation opening 220, and the installation opening 220 is exposed after the baffle 221 is removed.
  • the baffle 221 is fixed to the front panel 103 by bolt fasteners, and the filter screen 200 can be easily disassembled and assembled after the baffle 221 is removed.
  • the present disclosure also provides an air conditioner, comprising the indoor unit described in any of the above embodiments.
  • the embodiment of the present disclosure also provides an air conditioner, including the indoor unit described in any of the above embodiments.
  • the air conditioner of the embodiment of the present disclosure also includes: an outdoor air conditioner and the indoor unit, wherein the indoor unit is connected to the outdoor air conditioner.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

La présente demande se rapporte au domaine technique des climatiseurs. L'invention concerne une unité intérieure, comprenant un boîtier, dont l'intérieur est divisé en une première chambre et une seconde chambre par une cloison intermédiaire, la première chambre étant proche d'un panneau avant du boîtier, et la seconde chambre étant proche d'un panneau arrière du boîtier ; et un ensemble ventilateur, qui est disposé dans la seconde chambre et comprend une partie moteur électrique, la partie moteur électrique comprenant un moteur électrique et une base de moteur électrique ; la base de moteur électrique comprend une partie de support et une partie de fixation ; un côté de la partie de support est relié au panneau arrière, et l'autre côté de la partie de support fait face au panneau avant et enferme conjointement un espace de montage du moteur électrique avec la partie de fixation ; et le panneau avant et la cloison intermédiaire sont chacun pourvus d'une ouverture d'accès correspondant à la partie de moteur électrique, de telle sorte que la partie de moteur électrique est assemblée et démontée du côté avant du boîtier à travers les deux ouvertures d'accès. Le moteur électrique peut être assemblé et démonté de manière pratique à travers les ouvertures d'accès dans le panneau avant et la cloison intermédiaire. La présente demande divulgue également un climatiseur.
PCT/CN2023/104808 2022-09-30 2023-06-30 Unité intérieure et climatiseur WO2024066606A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202211215284.7A CN117847629A (zh) 2022-09-30 2022-09-30 室内机及空调器
CN202211215284.7 2022-09-30

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WO2024066606A1 true WO2024066606A1 (fr) 2024-04-04

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101173779A (zh) * 2006-11-03 2008-05-07 乐金电子(天津)电器有限公司 空调器室内机
CN110397987A (zh) * 2019-07-08 2019-11-01 广东美的制冷设备有限公司 空调室内机
CN211343405U (zh) * 2019-07-30 2020-08-25 广州金抡节能技术有限公司 一种室内净化风机
CN216114324U (zh) * 2021-07-26 2022-03-22 广东美的制冷设备有限公司 空调室内机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101173779A (zh) * 2006-11-03 2008-05-07 乐金电子(天津)电器有限公司 空调器室内机
CN110397987A (zh) * 2019-07-08 2019-11-01 广东美的制冷设备有限公司 空调室内机
CN211343405U (zh) * 2019-07-30 2020-08-25 广州金抡节能技术有限公司 一种室内净化风机
CN216114324U (zh) * 2021-07-26 2022-03-22 广东美的制冷设备有限公司 空调室内机

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