WO2022062385A1 - Appareil de diffusion d'air et climatiseur monté sur le sol - Google Patents

Appareil de diffusion d'air et climatiseur monté sur le sol Download PDF

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Publication number
WO2022062385A1
WO2022062385A1 PCT/CN2021/089749 CN2021089749W WO2022062385A1 WO 2022062385 A1 WO2022062385 A1 WO 2022062385A1 CN 2021089749 W CN2021089749 W CN 2021089749W WO 2022062385 A1 WO2022062385 A1 WO 2022062385A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
plate
impeller
diffuser
air dispersing
Prior art date
Application number
PCT/CN2021/089749
Other languages
English (en)
Chinese (zh)
Inventor
覃强
陈良锐
毛先友
张滔
丁鹏垒
汪先送
陈志航
周何杰
周向阳
蔡序杰
王清伟
Original Assignee
广东美的制冷设备有限公司
美的集团股份有限公司
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
Priority claimed from CN202011044918.8A external-priority patent/CN114322284A/zh
Priority claimed from CN202022179996.0U external-priority patent/CN212511728U/zh
Application filed by 广东美的制冷设备有限公司, 美的集团股份有限公司 filed Critical 广东美的制冷设备有限公司
Priority to EP21870774.3A priority Critical patent/EP4191156A4/fr
Publication of WO2022062385A1 publication Critical patent/WO2022062385A1/fr
Priority to US18/103,804 priority patent/US20230175708A1/en

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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
    • F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
    • 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
    • F24F1/0029—Axial 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
    • F24F1/0033—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
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/005—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted on the floor; standing on the floor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—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
    • F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae

Definitions

  • the present application relates to the technical field of air-conditioning equipment, and in particular, to an air dispersing device and a floor-standing air conditioner.
  • the air conditioners with no wind-sensing function on the market are usually equipped with air diffuser plates with micro-holes at the air outlet, so as to use the micro-holes on the air diffuser plate to intercept the air flow, so as to reduce the wind speed.
  • this method of dispersing air through a single-layer air dispersing plate has poor air dispersing effect without wind feeling and poor comfort effect.
  • the main purpose of the present application is to propose an air diffuser, which aims to improve the effect of air dispersing without wind, thereby enhancing the comfort of the air diffuser.
  • the present application proposes an air dispersing device, the air dispersing device includes an air dispersing frame and an air dispersing module; wherein, the air dispersing frame includes a first air dispersing plate and a second air dispersing plate, and the An air passage cavity is formed between the first air diffuser plate and the second air diffuser plate; the first air diffuser plate is provided with air diffuser holes, and the second air diffuser plate is provided with ventilation holes;
  • the module includes a moving impeller, which is rotatably arranged in the air passage, and the moving impeller is used for diffusing the airflow.
  • the air dispersing module further includes a stationary impeller arranged opposite to the moving impeller, the stationary impeller is arranged at the vent, and the stationary impeller and the second air dispersing plate are integrally formed. Out or separately made and then connected into one.
  • the moving impeller and the stationary impeller are disposed opposite to each other.
  • the hub of the moving impeller is provided with a mounting portion, and the mounting portion is rotatably mounted on the hub of the stationary impeller.
  • the air dispersing device further includes a louver assembly, the louver assembly is disposed on the side of the second air dispersing plate that is away from the first air dispersing plate, and the louvers of the louver assembly are connected to the first air dispersing plate.
  • the moving impellers are arranged in linkage.
  • the louver assembly includes a connecting rod and a plurality of louvers arranged in linkage through the connecting rod; wherein, the louver is provided with a connecting shaft, and the connecting shaft passes through the ventilation opening and is connected to the movable louver.
  • the impeller is connected and fixed, so that the moving impeller is linked with the louver.
  • the hub of the moving impeller is provided with a connecting hole for connecting the connecting shaft;
  • the connecting shaft includes two opposite elastic arms, and the elastic arms are clamped and fixed with the inner wall of the connecting hole.
  • the end of the elastic arm is provided with a hook; the inner wall of the connection hole is provided with a slot, and the slot is suitable for the hook to hold.
  • the inner wall of the connection hole is further provided with one of a positioning portion or a positioning groove
  • the peripheral side of the elastic arm is provided with the other of a positioning portion or a positioning groove
  • the positioning portion is The positioning groove is snap fit.
  • the plurality of moving vanes of the moving impeller are all bent in the same circumferential direction; the plurality of stationary vanes of the stationary impeller are all bent in the same circumferential direction, and the bending direction of the stationary vane is the same as the The bending directions of the moving blades are the same.
  • an air guide ring is provided on the side of the second air diffuser facing the first air diffuser, and the air guide ring faces the first air diffuser from the periphery of the ventilation opening. Convex.
  • the air diffuser has a rotation axis extending along the length direction thereof; the rotation axis is located on a side of the second air diffuser that faces away from the first air diffuser.
  • the first air-scattering plate is arranged in an arc shape facing outward, and the second air-scattering plate is arranged in a flat plate shape.
  • the first air diffuser plate and the second air diffuser plate protrude outward toward the same side and are arranged in an arc shape.
  • the two sides of the first air diffuser plate extending in the length direction thereof are closed and disposed corresponding to the two sides of the second air diffuser plate extending in the length direction.
  • the diameter of the air diffuser holes of the first air diffuser plate is 5mm ⁇ 10mm.
  • the application also provides a floor-standing air conditioner, the floor-standing air conditioner includes a housing and an air diffuser; the housing is provided with an air outlet; the air diffuser is rotatably mounted on the air outlet.
  • the air dispersing device includes an air dispersing frame and an air dispersing module; wherein, the air dispersing frame includes a first air dispersing plate and a second air dispersing plate, and the first air dispersing plate and the second air dispersing plate are between the first air dispersing plate and the second air dispersing plate.
  • the air diffuser module includes a moving impeller, and the moving impeller is rotatably arranged on the In the air passage, the moving impeller is used to diffuse the airflow.
  • an air dispersing module is arranged on the air dispersing frame of the air dispersing device, wherein the air dispersing frame includes a second air dispersing plate with an air passage formed between the first air dispersing plate and the second air dispersing plate.
  • an air diffuser plate the first air diffuser plate is provided with air diffuser holes, the second air diffuser plate is provided with air vents;
  • the moving impeller of the air diffuser module is rotatably arranged in the air passage chamber, the moving The impeller is arranged opposite to the vent, so that when the air dispersing device is working, the rotating impeller is used to diffuse the airflow, which can not only disperse the airflow to reduce the wind speed, but also increase the airflow diffusion range.
  • the air dispersing device in the present application can disperse and diffuse the air flow at least twice successively through the air dispersing frame and the air dispersing module, thereby effectively reducing the wind speed and expanding the air supply range. , to improve the wind-free wind-scattering effect, thereby enhancing the comfort of the wind-scattering device.
  • the air blowing from the second air diffuser will be rotated and diffused by the moving impeller of the air diffuser module. Air diffuser shocks generate noise and help reduce noise in no-wind mode.
  • FIG. 1 is a schematic diagram of an embodiment of a floor-standing air conditioner of the present application in a shutdown mode
  • Fig. 2 is a sectional view along line A-A in Fig. 1;
  • FIG. 3 is a schematic diagram of the floor-standing air conditioner in FIG. 1 switching to a conventional air supply mode
  • Fig. 4 is the front view of the floor-standing air conditioner in Fig. 3;
  • FIG. 5 is a cross-sectional view along line B-B in FIG. 4;
  • FIG. 6 is a schematic diagram of the floor-standing air conditioner in FIG. 1 being switched to a windless mode
  • Fig. 7 is the front view of the floor-standing air conditioner in Fig. 6;
  • FIG. 8 is a cross-sectional view along line C-C in FIG. 7;
  • FIG. 9 is a schematic diagram of an embodiment of an air dispersing device of the present application.
  • Fig. 10 is the rear view of the air dispersing device in Fig. 9;
  • FIG. 11 is a cross-sectional view along the line D 1 -D 1 in FIG. 10 ;
  • Fig. 12 is an enlarged view at P 1 in Fig. 11;
  • FIG. 13 is a cross-sectional view along the line D 2 -D 2 in FIG. 10 ;
  • Figure 14 is an enlarged view at P 2 in Figure 13;
  • FIG. 15 is a schematic exploded view of the structure of the air dispersing device in FIG. 9;
  • FIG. 16 is a schematic diagram of another perspective after the air dispersing device in FIG. 15 is disassembled
  • Figure 17 is an enlarged view at P3 in Figure 15;
  • Figure 18 is a schematic structural diagram of the moving impeller in Figure 15;
  • FIG. 19 is a schematic view of the structure of the louver in FIG. 15;
  • Figure 20 is an enlarged view at P4 in Figure 19;
  • Fig. 21 is a schematic structural diagram of the air dispersing device in Fig. 15 after removing the impeller;
  • FIG. 22 is a schematic diagram of another perspective view of the air dispersing device in FIG. 21;
  • Figure 23 is a rear view of the air dispersing device in Figure 22;
  • Figure 24 is a cross-sectional view along the line E 1 -E 1 in Figure 23;
  • FIG. 25 is a cross-sectional view taken along the line E 2 -E 2 in FIG. 23 .
  • the present application provides an embodiment of an air dispersing device, the air dispersing device can improve the effect of air dispersing without wind, thereby improving the comfort of the air dispersing device.
  • the air dispersing device can be applied to an air outlet device as a device for dispersing the air flow outward.
  • the air outlet device may be a device with an air outlet function, such as an air conditioner or an air purifier.
  • an air outlet function such as an air conditioner or an air purifier.
  • the air dispersing device includes an air dispersing frame 100 and an air dispersing module 200 .
  • the air diffuser 100 includes a first air diffuser 110 and a second air diffuser 120, and an air passage 130 is formed between the first air diffuser 110 and the second air diffuser 120; the first air diffuser 110 is provided with There are air diffuser holes, and the second air diffuser plate 120 is provided with a vent 130; the air diffuser module 200 includes a moving impeller 210, which is rotatably arranged in the air passage 130, and is used to diffuse airflow.
  • the air diffuser 100 is suitable for being rotatably mounted on the air conditioner, so that when the air diffuser 100 is driven to rotate, the air diffuser 100 can be switched from the first air diffuser 110 to the first air diffuser.
  • the wind panel 110 disperses the wind outward, thereby realizing different wind-free air supply modes.
  • the first air diffusing plate 110 and the second air diffusing plate 120 may be integrally manufactured and formed, or separately manufactured and formed and then assembled together.
  • the first air diffuser plate 110 and the second air diffuser plate 120 of the air diffuser frame 100 are separately manufactured and formed, and then detachably assembled into one.
  • the first air diffuser plate 110 is provided with a plurality of air diffuser holes, and the plurality of air diffuser holes are distributed on the surface of the first air diffuser plate 110 .
  • the air flow is dispersed into strands of filament air flow, so that the wind speed of the air flow is reduced and the wind feeling is soft.
  • the air diffusing holes of the first air diffusing plate 110 are micro-holes with smaller diameters.
  • the diameter of the air scattering hole can be designed to be 2 mm to 5 mm. At this time, the wind dissipated through the first air scattering plate 110 has a more comfortable wind feeling, and can achieve comfortable and wind-free air supply.
  • the diameter of the air diffusing holes of the first air diffusing plate 110 is designed to be 5 mm ⁇ 10mm, at this time, the wind dissipated by the first air dispersing plate 110 has a softer wind, and can achieve soft wind and wind-free air supply.
  • the second air diffusing plate 120 is provided with a plurality of ventilation openings 130 , and the plurality of ventilation openings 130 are arranged at intervals along the length direction of the second air diffusing plate 120 .
  • the vent 130 is an opening with a diameter larger than that of the air diffuser.
  • the ventilation openings 130 may be arranged in a circular, oval or square shape, which is not limited herein. Specifically, the ventilation openings 130 are set in a circular shape here.
  • the number of the air vents 130 is not limited, and can be selected from 2 to 10, which can be configured according to the specifications of the air conditioner.
  • the second air diffusing plate 120 may also be provided with air diffusing holes, and the plurality of air diffusing holes are distributed around the ventilation opening 121 . Therefore, the air flow can not only pass through the ventilation openings of the second air diffusing plate 120 , but also be dissipated from the air diffusing holes on the second air diffusing plate 120 .
  • the moving impeller 210 of the air dispersing module 200 is rotatably disposed in the air passage 130 between the first air dispersing plate 110 and the second air dispersing plate 120, and the rotation axis of the moving impeller 210 is along the first The direction from the first air diffuser 110 to the second air diffuser 120 extends.
  • the moving impeller 210 rotates and disperses the airflow, so that the airflow rotates and spreads around it, which effectively increases the air supply range and reduces the wind speed, thereby effectively reducing the wind feeling, and improving the sound without wind feeling. Effect.
  • the moving impeller 210 can be rotatably connected with the first air dispersing plate 110 or the second air dispersing plate 120 , or through the passage between the first air dispersing plate 110 and the second air dispersing plate 120 .
  • a mounting bracket is arranged in the air cavity 130 , and the moving impeller 210 can be rotatably connected to the mounting bracket.
  • the moving impeller 210 is rotatably connected to the second air dispersing plate 120 , and the moving impeller 210 can be directly connected to the second air dispersing plate 120 , or the second air dispersing plate 120 can be configured to be rotatably connected to the moving impeller 210
  • the supporting structure can be a grid frame or a cross bracket or a stationary impeller 220 (described in detail later), etc.
  • the air scattering module 200 is arranged on the air scattering frame 100 of the air scattering device, wherein the air scattering frame 100 includes an air passage cavity formed between the first air scattering plate 110 and the second air scattering plate 120 130 of the second air diffuser plate 120, the first air diffuser plate 110 is provided with air diffuser holes, and the second air diffuser plate 120 is provided with air vents; the moving impeller 210 of the air diffuser module 200 is rotatably arranged in the air passage 130 , the moving impeller 210 is arranged opposite to the vent 130, so that when the air diffuser works, the moving impeller 210 is rotated to diffuse the airflow, which can not only disperse the airflow to reduce the wind speed, but also increase the airflow diffusion range.
  • the air dispersing device in the present application can disperse and diffuse the air flow at least twice successively through the air dispersing frame 100 and the air dispersing module 200, thereby effectively reducing the wind speed and expanding the air supply.
  • the wind range can improve the wind-free wind-scattering effect, thereby improving the comfort of the wind-scattering device.
  • the airflow blown from the second air diffuser plate 120 will be rotated and diffused by the moving impeller 210 of the air diffuser module 200, and the wind speed of the diffused airflow will decrease, and will not directly impact the first air diffuser plate 110 in a concentrated manner. It is not easy to generate noise due to impact with the first air diffuser plate 110, which helps to reduce the noise in the no-wind mode.
  • the impeller 210 includes a hub 211 and a plurality of blades 212 spaced along the circumference of the hub 211 , and the plurality of blades 212 are arranged in the same circumferential direction. It is bent so that after the airflow passes through the moving impeller 210, the moving blades 212 of the passive impeller 210 are guided to spiral in the same direction and advance the flow forward, thereby enhancing the effect of the air diffuser module to diffuse and supply air forward.
  • the hub 211 of the impeller 210 is rotatably mounted on the vent 130 .
  • a support structure for rotationally connecting the impeller 210 may be provided at the vent 130 .
  • the support structure may be a support frame such as a grid frame or a cross bracket, or may be a static impeller 220 (described in detail later).
  • the air dispersing module 200 further includes a stationary impeller 220 disposed opposite to the moving impeller 210 , the stationary impeller 220 is disposed at the vent 130 , the stationary impeller 220 and the second air dispersing plate 120 It is made in one piece or separately and then connected into one piece (see FIGS. 21 to 25 for the way in which the stationary impeller 220 and the second air diffuser plate 120 are assembled into one piece). That is to say, the stationary impeller 220 and the second air diffuser plate 120 may be integrally formed, or may be separately manufactured and formed and then assembled together.
  • the stationary impeller 220 includes a hub 221 and a plurality of stationary vanes 222 arranged at intervals along the circumference of the hub 221 , and the plurality of stationary vanes 222 are all bent in the same circumferential direction.
  • the ends of the plurality of stationary vanes 222 are connected and fixed to the peripheral wall of the ventilation opening 130 , so that the stationary impeller 220 and the second air diffuser plate 120 can be assembled and disassembled as a whole.
  • the plurality of moving vanes 212 of the moving impeller 210 are bent in the same circumferential direction; the plurality of stationary vanes 222 of the stationary impeller 220 are all bent in the same circumferential direction, and the bending direction of the stationary vanes 222 is the same as that of all the stationary vanes 222.
  • the bending directions of the rotor blades 212 are the same. In this way, the direction in which the airflow is rotated and diffused after passing through the impeller 210 is consistent with the direction in which the stationary vane 222 guides the airflow to rotate and diffuse, so that the airflow is first guided by the stationary vane 222 and then has rotational diffusion potential energy, and then smoothly enters under the drive of this potential energy.
  • the moving impeller 210 and the moving blades of the passive impeller 210 rotate and spread in the same direction successively, so that the airflow not only has the potential energy of advancing forward, but also has the potential energy of rotating and spreading to its circumference, so as to achieve a large amount of air blowing forward but the Weak effect.
  • an air guide ring 122 is provided on the side of the second air diffuser 120 facing the first air diffuser 110 , and the air guide ring 122 protrudes from the periphery of the vent 121 toward the first air diffuser 110 .
  • the air guide ring 122 can not only guide more of it into the ventilation port 121 to increase the air flow rate passing through the stationary impeller 220 and increase the air volume without wind feeling; and the inner wall of the air guide ring 122 has a larger surface area , which can be installed for the stationary impeller 220 , reducing the difficulty of installing the stationary impeller 220 .
  • the moving impeller 210 and the stationary impeller 220 are disposed opposite to each other.
  • the air flow is first introduced into the air cavity 130 from the vent 130 of the second air diffuser 120 through the stationary impeller 220 . It is guided to spiral and advance in the same direction, so that the airflow has rotational potential energy before entering the moving impeller 210;
  • the 210 rotation strongly drives the airflow to further rotate and diffuse, thereby effectively enhancing the effect of airflow rotation and diffusion, and greatly improving the comfort of wind-free dispersion.
  • By cooperating with the stationary impeller 220 and the moving impeller 210 more airflow can be guided to pass through the air dispersing device, thereby effectively increasing the air output in the no-wind-feeling mode.
  • the hub 211 of the moving impeller 210 can also be rotatably mounted on the hub 221 of the stationary impeller 220 , so that an additional mounting bracket for installing the moving impeller 210 is not required.
  • the hub 211 of the moving impeller 210 is provided with a mounting portion 213
  • the mounting portion 213 is rotatably mounted on the hub 221 of the stationary impeller 220 .
  • the hub 221 of the stationary impeller 220 is provided with a mounting groove 223 for mounting the mounting portion 213 of the moving impeller 210 .
  • the mounting portion 213 of the moving impeller 210 is rotatably installed into the mounting groove 223 of the stationary impeller 220 , so that the moving impeller 210 can rotate around the mounting groove 223 of the stationary impeller 220 through the mounting portion 213 .
  • the air dispersing device further includes a louver assembly 300 .
  • the louver assembly 300 is disposed on the side of the second air dispersing plate 120 that faces away from the first air dispersing plate 110 .
  • the louvers of the assembly 300 are arranged in linkage with the moving impeller 210 . That is, the moving impeller 210 is driven to rotate by the louver assembly 300 .
  • the louver assembly 300 includes a connecting rod 320 and a plurality of louvers 310 that are linked by the connecting rod 320 ; It is connected and fixed with the moving impeller 210 through the ventilation opening 121 , so that the moving impeller 210 is linked with the louver 310 . Since the static impeller 220 is disposed at the vent 121 , in order to avoid interference between the two, the connecting shaft 311 is passed through the static impeller 220 to be connected and fixed with the hub 211 of the moving impeller 210 .
  • the plurality of louvers 310 are arranged at intervals along the length direction of the fan frame 100 ; the connecting rods 320 extend along the length direction of the fan frame 100 in an elongated shape, and connect the plurality of shutters 310 in sequence.
  • Each moving impeller 210 corresponds to at least one of the louvers 310 , and the moving impeller 210 is connected and fixed with its corresponding louver 310 .
  • the connecting rod 320 When the connecting rod 320 moves up and down, it drives the louver 310 to swing up and down to realize the up and down swinging wind; during the up and down swing of the louver 310, the connecting shaft 311 of the louver 310 rotates relative to the stationary impeller 220, so that the connecting shaft 311 drives the moving impeller 210 to rotate synchronously . In this way, there is no need to configure an additional driver for the moving impeller 210 , thereby reducing the number of drivers used by the air diffuser, which is helpful for saving costs.
  • the hub 211 of the moving impeller 210 is provided with a connecting hole 214 for connecting the connecting shaft 311
  • the connecting shaft 311 is provided with a dividing groove 3112 along its axial direction, the dividing groove 3112 divides the connecting shaft 311 into two opposite elastic arms 3111, the elastic arms 3111 and the inner wall of the connecting hole 214 are clamped and fixed.
  • the existence of the separation groove 3112 on the connecting shaft 311 can enable the two elastic arms 3111 of the connecting shaft 311 to elastically deform in the radial direction, so as to obtain a better tensioning effect.
  • the two elastic arms 3111 can be squeezed first, so that the two elastic arms 3111 are close to each other, and the diameter of the connecting shaft 311 can be reduced, thereby reducing the connecting hole of the connecting shaft 311 extending into the moving impeller 210. 214 , so that the connecting shaft 311 can be inserted into the connecting hole 214 accurately and smoothly.
  • the two elastic arms 3111 are released, and the two elastic arms 3111 have a tendency to expand outwards, so as to be in close contact with the inner wall of the connecting hole 214 and be clamped and fixed with the inner wall of the connecting hole 214 , so that it is difficult for the connecting shaft 311 to fall out from the connecting hole 214 .
  • a snap-fit structure can be provided on the elastic arm 3111 and the connecting hole 214, so that the two are snap-fitted.
  • a hook 311a is optionally provided at the end of the elastic arm 3111; and a slot 214a is provided on the inner wall of the connection hole 214, and the slot 214a is suitable for the hook 311a to hold.
  • the two elastic arms 3111 of the connecting shaft 311 are squeezed again, so that the diameter of the connecting shaft 311 is reduced, the hooks 311a of the two elastic arms 3111 are separated from the sides of the locking groove 214a, so that the elastic arms 3111
  • the shutter 310 can be disassembled by being smoothly pulled out from the connecting hole 214 .
  • the inner wall of the connecting hole 214 is further provided with one of the positioning portion 214b or the positioning groove 311b, and the peripheral side of the elastic arm 3111 is provided with the positioning portion 214b or positioning recess.
  • the positioning portion 214b is snap-fitted with the positioning groove 311b.
  • the inner wall of the connection hole 214 is provided with a positioning portion 214b, and the inner wall of the connection hole 214 is provided with a positioning groove 311b.
  • the positioning protrusions 214b on the top surface of the bosses just fit into the positioning grooves 311b on the sides of the elastic arms 3111, thereby realizing a double-limited connection
  • the axial movement of the shaft 311 greatly improves the firmness of the connection between the louver 310 and the moving impeller 210 .
  • the louver assembly 300 further includes a driver 330.
  • the driver 330 is installed on the fan frame 100 and connected to the connecting rod 320.
  • the driver 330 is used to drive the connecting rod 320 to move up and down, thereby driving the Louver 310 swings.
  • the fan rack 100 has a rotation axis extending along its length direction, and the fan rack 100 is suitable for being rotatably installed on a floor-standing type around the rotation axis.
  • the air outlet 411 of the air conditioner 400 is a part of the air conditioner 400 .
  • the rotation axis is set on the side of the second air diffusing plate that faces away from the first air diffusing plate 110 , so that the space between the air diffusing module 200 and the first air diffusing plate 110 is The distance between them is small, and the airflow is dispersed and diffused by one of them, and then reaches the other one as soon as possible to be further dispersed, which effectively enhances the effect of the airflow without wind.
  • the two can be arranged in a flat plate shape, or can be arranged in an arc-shaped plate shape.
  • the first air diffuser plate 112 and the second air diffuser plate 120 protrude toward the same side and are arranged in an arc shape.
  • the surface of the first air diffuser 110 is arc-shaped, so that the first air diffuser 110 can obtain a larger air diffuser area, which can effectively increase the air dispersion of the first air diffuser 110 .
  • the wind area is increased, thereby expanding the diffused air supply range of the first air diffuser plate 110 .
  • the first air diffuser plate 110 is arranged in an arc shape toward the outside, and the second air diffuser plate 120 is arranged in a flat plate shape.
  • the two sides of the first air diffuser 110 extending in the longitudinal direction are connected correspondingly to the two sides of the second air diffuser 120 extending in the longitudinal direction, so as to An air passage 130 is formed between the first air diffusing plate 110 and the second air diffusing plate 120 .
  • the air passage 130 is arranged in a crescent shape, and the airflow can only enter from the air diffuser module 200, and then passes through the air cavity 130, and then It is blown out from the first air diffuser plate 110 .
  • the two ends of the air diffuser 100 are configured with rotating shafts 101 extending along the length direction of the air diffuser 100; 100 can be rotated to adjust the direction of air dispersion of the air dispersion rack 100 .
  • the present application also provides a floor-standing air conditioner 400.
  • the floor-standing air conditioner 400 includes a housing 410 and an air dispersing device; wherein, the housing 410 is provided with an air outlet 411, and the air outlet 411 is provided with an air outlet 411.
  • the air door 340; the air diffuser is rotatably mounted on the air outlet 411.
  • the rotation axis of the air diffuser extends along the length direction of the air outlet 411 .
  • the specific structure of the air diffuser refers to the above-mentioned embodiments.
  • the floor-standing air conditioner 400 adopts all the technical solutions of all the above-mentioned embodiments, it also has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments, which will not be omitted here. Repeat them one by one.
  • the floor-standing air conditioner 400 further includes a heat exchanger 420 and a fan wheel 430; Wheel 430.
  • the number of the wind rotors 430 may be one or two. Specifically, the number of the wind rotors 430 is two, and the two wind rotors 430 are respectively used for correspondingly supplying air to the two air outlets 411 .
  • Each air outlet 411 of the air outlet duct 212 is provided with an air dispersing device.
  • the floor-standing air conditioner 400 has a shutdown mode, a normal air supply mode, and a no-wind mode. in:
  • the air dispersing device rotates until the first air dispersing plate 110 is located at the innermost side of the air outlet 411 .
  • the first air diffuser 110 and the second air diffuser 120 of the air diffuser 100 of the air diffuser are both accommodated inside the air outlet 411 to prevent the air diffuser 100 from interfering with the damper 340 to close the air outlet 411 .
  • the air dispersing device rotates until the first air dispersing plate 110 and the second air dispersing plate 120 are located on opposite sides of the air outlet 411 respectively.
  • the first air diffuser plate 110 and the second air diffuser plate 120 are stored near the inner wall of the air outlet 411, and the ventilation cross-sectional area occupied by the air outlet air duct 212 is small, and it is not easy to prevent the airflow from blowing out, so as to realize conventional air supply. .
  • the air diffuser in the windless mode, is rotated until the first air diffuser plate 110 faces the outside of the air outlet 411 .
  • the first air diffuser 110 and the second air diffuser 120 are unfolded on the ventilation cross section of the air outlet duct 212, and the airflow blown from the air outlet duct passes through the second air diffuser 120, the air diffuser module 200, The first air diffuser plate 110 and interception, so as to achieve windless air supply.

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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

La présente demande divulgue un appareil de diffusion d'air et un climatiseur monté sur le sol ; ledit appareil de diffusion d'air comprend un cadre de diffusion d'air et un module de diffusion d'air ; ledit cadre de diffusion d'air comprend une première plaque de diffusion d'air et une seconde plaque de diffusion d'air, ladite première plaque de diffusion d'air et ladite seconde plaque de diffusion d'air formant une chambre de passage d'air entre elles ; la première plaque de diffusion d'air est munie de trous de diffusion d'air, et la seconde plaque de diffusion d'air est munie d'une ouverture de ventilation ; le module de diffusion d'air comprend une roue de turbine dynamique, ladite roue de turbine dynamique étant conçue rotative dans la chambre de passage d'air ; et la roue de turbine dynamique est utilisée pour diffuser l'écoulement d'air.
PCT/CN2021/089749 2020-09-28 2021-04-26 Appareil de diffusion d'air et climatiseur monté sur le sol WO2022062385A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP21870774.3A EP4191156A4 (fr) 2020-09-28 2021-04-26 Appareil de diffusion d'air et climatiseur monté sur le sol
US18/103,804 US20230175708A1 (en) 2020-09-28 2023-01-31 Air dispersing device and floor air conditioner

Applications Claiming Priority (4)

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CN202011044918.8 2020-09-28
CN202022179996.0 2020-09-28
CN202011044918.8A CN114322284A (zh) 2020-09-28 2020-09-28 散风装置及落地式空调器
CN202022179996.0U CN212511728U (zh) 2020-09-28 2020-09-28 散风装置及落地式空调器

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US18/103,804 Continuation US20230175708A1 (en) 2020-09-28 2023-01-31 Air dispersing device and floor air conditioner

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WO2022062385A1 true WO2022062385A1 (fr) 2022-03-31

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EP4191156A4 (fr) 2024-02-07
EP4191156A1 (fr) 2023-06-07
US20230175708A1 (en) 2023-06-08

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