WO2022237499A1 - Unité intérieure pour climatiseur mural - Google Patents

Unité intérieure pour climatiseur mural Download PDF

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Publication number
WO2022237499A1
WO2022237499A1 PCT/CN2022/088537 CN2022088537W WO2022237499A1 WO 2022237499 A1 WO2022237499 A1 WO 2022237499A1 CN 2022088537 W CN2022088537 W CN 2022088537W WO 2022237499 A1 WO2022237499 A1 WO 2022237499A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotating arm
air
air outlet
indoor unit
main body
Prior art date
Application number
PCT/CN2022/088537
Other languages
English (en)
Chinese (zh)
Inventor
李英舒
鲁镇语
李伟伟
张鹏
王永涛
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 WO2022237499A1 publication Critical patent/WO2022237499A1/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
    • F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • 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
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
    • 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
    • F24F13/08—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

Definitions

  • the invention relates to air conditioning technology, in particular to a wall-mounted air conditioner indoor unit.
  • An object of the present invention is to overcome at least one defect in the prior art and provide a wall-mounted air conditioner indoor unit.
  • a further object of the present invention is to improve the air outlet efficiency of the wall-mounted air conditioner indoor unit.
  • Another further object of the present invention is to make the air flow of the indoor unit of the wall-mounted air conditioner not only have a large flow rate, but also have a soft temperature.
  • a further object of the present invention is to avoid blowing directly to the user when the air outlet of the indoor unit of the wall-mounted air conditioner is directly facing the user.
  • the present invention provides a wall-mounted air conditioner indoor unit
  • the wall-mounted air conditioner indoor unit includes: a casing with an air outlet on it, and a defined inside for guiding the air supply airflow formed in the casing;
  • the outer air deflector which includes a main body plate and a first rotating arm, the main body plate is arranged at the air outlet for opening and closing the air outlet, and the first end of the first rotating arm is formed on the The inner surface of the main body plate extends away from the main body plate;
  • the second rotating arm the first end of the second rotating arm is hinged to the casing, and extends toward the air supply duct, the second end of the second rotating arm is hinged on the The second end of the first rotating arm;
  • the connecting rod the first end of the connecting rod is hinged on the first rotating arm, and the second end of the connecting rod is hinged on the casing; and
  • the wall-mounted air conditioner indoor unit is configured to: controlled The second rotating arm is urged to swing between the
  • the main body plate When the second rotating arm is in the first position, the main body plate is in the position of closing the air outlet.
  • the second rotating arm moves from the first position to the second position During the swinging process, the first rotating arm and the connecting rod are driven to rotate at the same time, so that the main body plate exposes the air outlet.
  • the air outlet is opened towards the front and lower; and when the second rotating arm is in the second position, the main body plate is spaced below the air outlet to form a draft air channel with the bottom wall of the cabinet, so that the indoor airflow can pass through After the drainage air duct is mixed with the supply air flow at the air outlet.
  • the main body panel is inclined upwards from rear to front.
  • the connecting rod is configured to be telescopic along its length, and when the second rotating arm is in the second position, the connecting rod is controlled to elongate, so as to urge the outer wind deflector to wrap around the second end of the second rotating arm as a whole. Rotate upwards, so that the main body plate is rotated to be in front of the air outlet and its inner surface faces the air outlet.
  • the connecting rod is an electric push rod.
  • first rotating arms there are multiple first rotating arms, and the plurality of first rotating arms are arranged in sequence along the length direction of the main body plate; and the second rotating arms correspond to the first rotating arms one by one, and the plurality of second rotating arms
  • the first ends of the first ends are jointly hinged to the casing through a rotation axis parallel to the length direction of the casing.
  • the wall-mounted air conditioner indoor unit further includes: a driving device, the output shaft of which is connected to the rotating shaft at the first end of the second rotating arm, so as to make the second rotating arm rotate.
  • the driving device is a stepping motor.
  • the main body board is arc-shaped as a whole, and when the main body board is in the position of closing the air outlet, it is in a flush state with the casing.
  • the wall-mounted air conditioner indoor unit further includes: an inner air deflector, rotatably disposed in the air supply duct, configured to adjust the airflow direction of the air supply airflow through rotation.
  • the first rotating arm, the second rotating arm and the connecting rod can form a connecting rod mechanism to drive the main body plate connected to the first end of the first rotating arm to rotate relative to the air outlet, so as to open and close the air outlet.
  • the indoor airflow can quickly enter the drainage air duct formed by the main board and the bottom wall of the cabinet, so that the indoor airflow and the air supply airflow discharged from the air outlet are mixed at the air outlet to form a Mixed air flow to increase the air volume, and when cooling, the indoor air flow through the drainage duct can increase the temperature of the air supply air at the air outlet, so that the air supply air discharged from the air outlet not only has a large flow rate, but also has a soft temperature. It is beneficial to improve the user experience.
  • the connecting rod can also be configured to be telescopic along its length direction.
  • the connecting rod is controlled to elongate, so that the outer wind deflector The whole body rotates upwards around the second end of the second rotating arm, so that the main board rotates to the front of the air outlet and its inner surface faces the air outlet, so that the air flow discharged from the air outlet is received by the main board at the air distribution position. Guided, part of the air supply air flow will be discharged upwards, and the other part of the air supply air flow will be discharged downward, avoiding direct blowing to the user when the air outlet of the indoor unit is facing the user.
  • Fig. 1 is a schematic diagram of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention
  • Fig. 2 is a cross-sectional view of the wall-mounted air conditioner indoor unit when the second arm is in the first position according to an embodiment of the present invention
  • FIG. 3 is a cross-sectional view of the wall-mounted air conditioner indoor unit when the second arm is in the second position according to an embodiment of the present invention
  • Fig. 4 is a cross-sectional view of the wall-mounted air conditioner indoor unit when the main body is in the air distribution position according to an embodiment of the present invention.
  • Figure 1 is a schematic diagram of a wall-mounted air conditioner indoor unit 1 according to an embodiment of the present invention
  • Figure 2 is a wall-mounted air conditioner indoor unit 1 according to an embodiment of the present invention when the second arm 50 is in the first position
  • a cross-sectional view of the air-conditioning indoor unit 1
  • FIG. 3 is a cross-sectional view of the wall-mounted air-conditioning indoor unit 1 when the second arm 50 is in the second position according to an embodiment of the present invention, wherein the dotted arrows in FIG. 3 indicate the flow of air flow path.
  • the present invention proposes a wall-mounted air conditioner indoor unit 1
  • the wall-mounted air conditioner indoor unit 1 may generally include a casing 10 , a heat exchanger 20 and a heat exchange fan 30 .
  • the casing 10 serves as the casing of the indoor unit 1 and protects the entire indoor unit 1.
  • the casing 10 is provided with an air inlet 12 and an air outlet 13.
  • the inside of the casing 10 defines an air supply duct 14 and a heat exchange space 16 for heat exchange.
  • the heat exchanger 20 and the heat exchange fan 30 are installed in the heat exchange space 16.
  • the heat exchanger 20 can exchange heat with the indoor airflow entering from the air inlet 12.
  • the air outlet end of the heat exchange fan 30 faces the air supply duct 14 inlet end, To impel the airflow after heat exchange with the heat exchanger 20 to form the air supply air flow and send it into the air supply air duct 14, the outlet end of the air supply air duct 14 can also be connected to the air outlet 13, so that the air supply air flow can flow from the outlet The tuyere 13 discharges into the room, and then regulates the room temperature.
  • the wall-mounted air conditioner indoor unit 1 may further include an outer wind deflector 40 , a second rotating arm 50 and a connecting rod 60 .
  • the outer wind deflector 40 may include a main body plate 42 and a first rotating arm 44.
  • the main body plate 42 is arranged at the air outlet 13 for opening and closing the air outlet 13.
  • the first end of the first rotating arm 44 is formed on the main body plate 42.
  • the inner surface extends from the first end thereof in a direction away from the main body plate 42 .
  • the first end of the second rotating arm 50 is hinged to the casing 10 and extends from the first end toward the air supply duct 14 .
  • the second end of the second rotating arm 50 is hinged to the second end of the first rotating arm 44 .
  • a first end of the connecting rod 60 is hinged to the first rotating arm 44 , and a second end of the connecting rod 60 is hinged to the casing 10 .
  • the second rotating arm 50 can also be controlled to swing between the first position and the second position.
  • the main body plate 42 is in the position of closing the air outlet 13.
  • the first rotating arm 44 and the connecting rod 60 are driven to rotate at the same time, so that the main body plate 42 exposes the air outlet 13 .
  • the first end of the first rotating arm 44 can be integrally formed with the inner surface of the main body plate 42 , and the inner surface of the main body plate 42 can be understood as the surface facing inward when the main body plate 42 is in the position of closing the air outlet 13 .
  • the second rotating arm 50 extends from the air supply duct 14, and the second end of the second rotating arm 50 is connected to the second end of the first rotating arm 44, that is, when the main body plate 42 is in the position of closing the air outlet 13, The first rotating arm 44 must also be located in the air supply duct 14 .
  • first end of the second rotating arm 50 and the casing 10 can be hinged through a rotating shaft.
  • second end of the second rotating arm 50 is connected to the second end of the first rotating arm 44 and the connecting rod
  • the first end of the connecting rod 60 and the casing 10 , and the second end of the connecting rod 60 and the first rotating arm 44 can respectively be articulated through rotating shafts.
  • the first pivoting arm 44, the second pivoting arm 50 and the connecting rod 60 are connected together in the form of a hinge (that is, a rotating pair), the first pivoting arm 44.
  • the second rotating arm 50 and the connecting rod 60 can form a connecting rod mechanism to drive the main body plate 42 connected to the first end of the first rotating arm 44 to rotate relative to the air outlet 13 , so as to open and close the air outlet 13 .
  • the link mechanism can also be a planar link mechanism, that is, the first rotating arm 44, the second rotating arm 50 and The connecting rods 60 are in the same plane.
  • the second rotating arm 50 can be used as the active part of the link mechanism, and the first rotating arm 44 and the connecting rod 60 can be used as the driven parts.
  • the second rotating arm 50 rotates toward the direction close to the air outlet 13 after receiving the external driving force, and drives the first rotating arm 44 and the connecting rod 60 to rotate in the same direction, so that the main body plate 42 leaves the position for closing the air outlet 13 and moves toward Rotate in a direction away from the air outlet 13 , and finally when the second rotating arm 50 rotates to the second position, the main body plate 42 will fully open the air outlet 13 to improve the air outlet efficiency.
  • the air outlet 13 is open towards the front and downward, and when the second rotating arm 50 is in the second position, the main body plate 42 is spaced below the air outlet 13 to form the bottom wall 18 of the cabinet 10
  • the diversion air duct 46 is used to make the indoor air flow pass through the diversion air duct 46 and mix with the air supply air at the air outlet 13 .
  • the pressure at the air outlet 13 is relatively lower than that in the room, so when the second rotating arm 50 is in the second position, the pressure difference will
  • the airflow in the lower room can quickly enter the air guide duct 46 formed by the main body plate 42 and the bottom wall 18 of the casing 10, and flow toward the direction of the air outlet 13. Mix at the tuyere 13 to form a mixed air flow to increase the air output.
  • the indoor airflow passing through the draft duct 46 can also adjust the temperature of the air supply airflow at the air outlet 13 without affecting the overall cooling or heating efficiency.
  • the indoor air flow through the air duct 46 can increase the temperature of the air supply air at the air outlet 13, so that the air flow discharged from the air supply duct 14 not only has a large flow rate, but also has a soft temperature. It is beneficial to improve the user experience.
  • the main body plate 42 when the second rotating arm 50 is in the second position, the main body plate 42 is inclined upward from back to front, so that when the indoor unit 1 is in the cooling mode, the air mixture is guided to be discharged upward, Further reduce the probability of cold air blowing directly to users and improve user experience.
  • the entire deck of the main body panel 42 may slope upward from back to front. In other embodiments, only the front deck of the body panel 42 may be sloped upwardly from rear to front.
  • Fig. 4 is a cross-sectional view of the wall-mounted air conditioner indoor unit 1 when the main body panel 42 is in the air distribution position according to an embodiment of the present invention.
  • the dotted arrows in Fig. 4 indicate the flow path of the airflow.
  • the connecting rod 60 can also be configured to be telescopic along its length direction.
  • the connecting rod 60 is stretched in a controlled manner, so as to make the outer wind deflector 40 integrally rotate around the
  • the second end of the second rotating arm 50 rotates upwards, and then the main body plate 42 is rotated to a position in front of the air outlet 13 and its inner surface faces the air outlet 13, that is, the indoor unit 1 is switched from the state shown in FIG. 3 into the state shown in Figure 4.
  • the second end of the connecting rod 60 is hinged to the first rotating arm 44.
  • the first rotating arm 44 can be When an upward torque is applied, the second arm 50 remains stationary, the first arm 44 can rotate upwards around its hinge point with the second arm 50, and the main body plate 42 turns upwards thereupon, finally making the main body plate 42 Stopping in front of the air outlet 13 and the inner surface of the main board 42 facing the air outlet 13 means that the main board 42 is in the air distribution position.
  • the air supply airflow discharged from the air outlet 13 is guided by the main body plate 42 at the air distribution position, a part of the air supply airflow will be discharged upwards, and the other part of the air supply airflow will be discharged downwards, avoiding when the indoor unit 1 goes out.
  • the tuyere 13 directly blows the user when facing the user.
  • the upwardly discharged airflow can also adhere to the front wall of the casing 10 under the action of the Coanda effect, so that the front wall of the casing 10 also has the function of guiding air, further making the air supply flow more uniform and soft, and improving the User experience.
  • the connecting rod 60 can be configured as an electric push rod, and the electric push rod can generally include a guide sleeve, a push rod and a motor, the guide sleeve can be used as a fixed end, and the inside of the guide sleeve defines a In the installation space for accommodating the push rod, the motor can provide power for the push rod to expand and contract on the guide sleeve.
  • the fixed end of the guide sleeve can be used as the first end of the connecting rod 60 and hinged on the casing 10, the push rod can be stretched relative to the guide sleeve, and the end of the push rod away from the fixed end of the guide sleeve can be used as a connecting rod
  • the second end of 60 is hinged on the first rotating arm 44 .
  • the number of the first rotating arms 44 can also be set in multiples, such as two, three or more, and the multiple first rotating arms 44 are arranged in sequence along the length direction of the main body plate 42 .
  • the number of the second rotating arm 50 and the first rotating arm 44 are set to be the same, and they are installed in a one-to-one correspondence, and the first ends of the plurality of second rotating arms 50 are shared by a rotating shaft 52 parallel to the length direction of the casing 10. ground hinged to the casing 10.
  • the length direction of the casing 10 may be roughly the direction of the lateral extension of the casing 10 .
  • the length direction of the main board 42 may be parallel to the lateral extension direction of the cabinet 10 .
  • the first ends of the plurality of second rotating arms 50 are jointly hinged to the casing 10 through a rotating shaft 52 parallel to the length direction of the casing 10 .
  • the present embodiment does not limit the number of connecting rods 60 , and the number of connecting rods 60 may be one or more, as long as the outer wind deflector 40 can provide enough thrust force for upward rotation.
  • the wall-mounted air conditioner indoor unit 1 may further include a driving device, the output shaft of the driving device is connected to the rotating shaft 52 at the first end of the second rotating arm 50 to drive one or more second rotating arms 50 to turn.
  • the driving device can be a stepping motor, and the stepping motor can be pre-configured with two limit angular displacements before the indoor unit 1 leaves the factory, so as to correspond to the first position and the second position of the second rotating arm 50, and the user can
  • the main board 42 can open or close the air outlet 13 by controlling the stepping motor.
  • the motor of the electric push rod can also be configured with a preset elongation before the indoor unit 1 leaves the factory. The user can control the motor of the electric push rod to move the main body plate 42 to the second position when the second rotating arm 50 is in the second position. wind position.
  • the motors of the driving device and the electric push rod can be respectively arranged on the inner wall of the casing 10 , for example, can be respectively fixed on the air duct wall of the air supply duct 14 .
  • the installation method of the drive device and the motor of the electric push rod is not limited to this.
  • the cross section of the main board 42 is arc-shaped as a whole, and when the main board 42 is in the position of closing the air outlet 13 , it is flush with the casing 10 .
  • the arc of the joint between the front wall of the casing 10 and the main body plate 42 is continuously changed, so that when the main body plate 42 is in the position of closing the air outlet 13, the main body plate 42 is not only in contact with the casing 10
  • the front wall of the indoor unit 1 is even and can form a continuous arc, making the appearance of the indoor unit 1 more beautiful.
  • the wall-mounted air conditioner indoor unit 1 may further include an inner air deflector 70 , which is rotatably arranged in the air supply duct 14 and is configured to adjust the air supply through rotation.
  • the air flow direction of the air flow is used to assist the outer air deflector 40 to adjust the direction of the air supply air flow, so that the adjustment of the air supply air flow is more diverse and refined.
  • the second rotating arm 50 since the first end of the first rotating arm 44 is formed on the inner surface of the main body plate 42 and extends from the first end toward the direction away from the main body plate 42, the second rotating arm 50 first The second end of the second rotating arm 50 is hinged to the second end of the first rotating arm 44, and the first end of the connecting rod 60 is hinged to the air supply duct 14 from its first end. On the first rotating arm 44, the second end of the connecting rod 60 is hinged to the casing 10. Therefore, the first rotating arm 44, the second rotating arm 50 and the connecting rod 60 can form a connecting rod mechanism to drive and connect to the first rotating arm 44.
  • the main body plate 42 at the first end of a rotating arm 44 rotates relative to the air outlet 13 to open and close the air outlet 13 .
  • the main body plate 42 can fully open the air outlet 13, which is beneficial to improve the air outlet efficiency.
  • the main body plate 42 is spaced below the air outlet 13 so as to be in contact with the cabinet.
  • the bottom wall 18 of the housing 10 forms a draft air channel 46, and under the action of the pressure difference, the indoor airflow can quickly enter the airflow channel 46 formed by the main body plate 42 and the bottom wall 18 of the casing 10, so that the indoor air flow and the air flow from the air outlet 13
  • the exhausted air flow is mixed at the air outlet 13 to form a mixed air flow to increase the air volume, and when cooling, the indoor air flow through the draft duct 46 can increase the temperature of the air flow at the air outlet 13, so that from The airflow discharged from the air outlet 13 not only has a large flow rate, but also has a soft temperature, which is beneficial to improve the experience of the user.
  • the connecting rod 60 can also be configured to be telescopic along its length direction.
  • the connecting rod 60 is stretched in a controlled manner to promote The outer wind deflector 40 rotates upwards around the second end of the second rotating arm 50 as a whole, so that the main body plate 42 rotates to the front of the air outlet 13 and its inner surface faces the air outlet 13, so that the air discharged from the air outlet 13 Because the air flow is guided by the main body plate 42 in the air distribution position, a part of the air supply airflow will be discharged upwards, and the other part of the air supply airflow will be discharged downwards, avoiding direct blowing to the user when the air outlet 13 of the indoor unit 1 is facing the user.

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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 pour un climatiseur mural. L'unité intérieure comprend un boîtier, une plaque de guidage d'air externe, un second bras de rotation et une tige de liaison, le boîtier étant pourvu d'une sortie d'air et un canal d'alimentation en air étant défini à l'intérieur du boîtier ; la plaque de guidage d'air externe comprend une plaque principale et un premier bras de rotation, la plaque principale étant disposée au niveau de la sortie d'air et étant utilisée pour ouvrir et fermer la sortie d'air et une première extrémité du premier bras de rotation étant formée sur une surface interne de la plaque principale et s'étendant dans une direction opposée à la plaque principale ; une première extrémité du second bras de rotation est articulée sur le boîtier et s'étend vers le canal d'alimentation en air et une seconde extrémité du second bras de rotation est articulée à une seconde extrémité du premier bras de rotation ; et une première extrémité de la tige de liaison est articulée sur le premier bras de rotation et une seconde extrémité de la tige de liaison est articulée sur le boîtier. Au moyen de l'unité intérieure pour un climatiseur mural selon la présente invention, le second bras de rotation peut pivoter entre une première position et une seconde position d'une manière commandée ; et le premier bras de rotation et la tige de liaison sont entraînés pour tourner en même temps lorsque le second bras de rotation oscille de la première position à la seconde position, de telle sorte que la sortie d'air soit exposée à partir de la plaque principale et la sortie d'air est complètement ouverte au moyen de la plaque principale, de telle sorte que l'efficacité de la sortie d'air puisse être améliorée.
PCT/CN2022/088537 2021-05-13 2022-04-22 Unité intérieure pour climatiseur mural WO2022237499A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110523020.7A CN115342439A (zh) 2021-05-13 2021-05-13 壁挂式空调室内机
CN202110523020.7 2021-05-13

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WO2022237499A1 true WO2022237499A1 (fr) 2022-11-17

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