EP3904774A1 - Luftreiniger mit strömungswegregler - Google Patents

Luftreiniger mit strömungswegregler Download PDF

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Publication number
EP3904774A1
EP3904774A1 EP19904105.4A EP19904105A EP3904774A1 EP 3904774 A1 EP3904774 A1 EP 3904774A1 EP 19904105 A EP19904105 A EP 19904105A EP 3904774 A1 EP3904774 A1 EP 3904774A1
Authority
EP
European Patent Office
Prior art keywords
flow path
discharge
air
control member
discharge port
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP19904105.4A
Other languages
English (en)
French (fr)
Other versions
EP3904774A4 (de
Inventor
Hyun Jin Hong
Sang Woo Kang
An Ho Cho
Do Yeop Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Coway Co Ltd
Original Assignee
Coway Co Ltd
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 Coway Co Ltd filed Critical Coway Co Ltd
Publication of EP3904774A1 publication Critical patent/EP3904774A1/de
Publication of EP3904774A4 publication Critical patent/EP3904774A4/de
Pending legal-status Critical Current

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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
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/80—Self-contained air purifiers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0008—Control or safety arrangements for air-humidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air
    • F24F6/04—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using stationary unheated wet elements
    • F24F6/043—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using stationary unheated wet elements with self-sucking action, e.g. wicks
    • 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
    • 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
    • F24F8/117—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 wet filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F2006/008—Air-humidifier with water reservoir
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/205—Mounting a ventilator fan therein

Definitions

  • the present invention relates to a humidification air purifier, and more particularly to a humidification air purifier including a flow path control member in which a plurality of discharge flow paths are controlled to select a plurality of discharge ports.
  • an air purifier has been introduced which is capable of performing both a humidifying function and an air purification function in a single device.
  • a plurality of discharge ports were not formed, various modes to meet the demand could not be implemented, and even if there were a plurality of discharge ports, there was a risk of malfunction due to a complicated switching mechanism therebetween.
  • Korean Patent Laid-open Publication No. 10-2010-0057330 discloses an air purifier capable of selecting each flow path by applying each flow path for air purification, humidified air purification, and humidification-only mode and a valve structure that can switch each flow path. Specifically, one valve moves to change the flow path to perform a humidifying function and an air purification function.
  • One discharge port is located on the upper side of the air purifier, and the number of flow paths is two.
  • Korean Patent Laid-Open Patent Publication No. 10-2009-0058446 discloses an air purifier in which an air purification flow path and a humidifying purification flow path are formed as separate flow paths, and the air purification flow path and the humidifying purification flow path are selectively opened and closed by a flow path variable unit so that the amounts of clean air and humidified air can be controlled according to the season or according to the surrounding environment.
  • the flow path variable unit has a rotating configuration and controls the separate flow paths.
  • this type of air purifier has a single discharge port, and it is necessary to select a flow path according to a plurality of discharge ports according to the area and air quality of the room, but there is a limitation in that the air purifier cannot satisfy various demands.
  • the present invention has been made in an effort to solve the above-described problems.
  • the present invention provides an air purifier in which both a humidifying function and an air purification function can be performed, a plurality of discharge flow paths can be flexibly controlled using a flow path control member, and the demand for various air quality changes in indoor air can be satisfied.
  • an air purifier including: an intake flow path (171) through which air introduced from an inlet (170) flows; a flow path control member (150) on the intake flow path (171); and a housing (100), wherein the flow path control member (150) is installed on a flow path between the intake flow path (171) and a plurality of discharge ports (112, 122, 132).
  • the plurality of discharge ports (112, 122, 132) may include: a first discharge port (112) formed on one side of the housing (100); a second discharge portion (122) formed on an upper side of the housing (100); a third discharge portion (132) formed on the other side opposite to the one side of the housing (100); a first discharge flow path (111) communicating with the first discharge port (112) and the intake flow path (171); a second discharge flow path (121) communicating with the second discharge port (122) and the intake flow path (171); and a third discharge flow path (131) communicating with the third discharge port (132) and the intake flow path (171), wherein the intake flow path (171) communicates with any one or more of the first discharge flow path (111), the second discharge flow path (121), and the third discharge flow path (131) by way of the flow path control member (150).
  • a guide (160) for guiding air into the third discharge flow path (131) may be positioned at an inlet portion of the third discharge flow path (131).
  • the air purifier may further include: a humidifying filter (133) positioned on the third discharge flow path (131); a water receiving portion (135) in which the humidifying filter (133) is seated; and a water tank (134) including a check valve communicating in the water receiving portion (135).
  • the first discharge portion (112) may be positioned at a side surface of the air purifier, and air introduced into the intake flow path (171) may be discharged to the first discharge port (112) by the flow path control member (150) so that a purification intensive mode is performed.
  • Air introduced into the intake flow path (171) may be discharged to the second discharge port (122) by the flow path control member (150) so that a purification circulation mode is performed.
  • Air introduced into the intake flow path (171) may be discharged to the third discharge port (132) by the flow path control member (150) so that a humidifying mode is performed.
  • the flow path control member (150) may include a plurality of units (151, 152), and the plurality of discharge ports (112, 122, 132) communicating with the intake flow path (171) are changeable by way of relative rotation between the plurality of units (151, 152).
  • the flow path control member (150) may have an L-shape due to relative rotation of the plurality of units (151, 152) so that the intake flow path (171) communicates with any two of the first discharge flow path (111), the second discharge flow path (121), and the third discharge flow path (131) by way of the flow path control member (150).
  • Air introduced into the intake flow path (171) may be discharged to the first discharge port (112) and the second discharge port (122) by the flow path control member (150) so that a purification circulation intensive mode is performed.
  • Air introduced into the intake flow path (171) may be discharged to the second discharge port (122) and the third discharge port (132) by the flow path control member (150) so that a humidifying circulation mode is performed.
  • Air introduced into the intake flow path (171) may be discharged to the first discharge port (112) and the third discharge port (132) by the flow path control member (150) so that a humidifying intensive mode is performed.
  • the air purifier may further include a fan (180) positioned on the intake flow path (171), wherein a rotating portion of the fan (180) is sealed with respect to a fan power member (181) of the fan (180) by a fan waterproof housing (185).
  • a humidifying function or an air purification function can be selectively performed by only simple operation of a flow path control member in a plurality of discharge flow paths inside an air purifier, and indoor air can be discharged through a plurality of appropriate flow paths and discharge ports so that a user can select a desired function in consideration of this.
  • a plurality of discharge ports of air are formed on one side, the other side, and the upper side, respectively, so that a narrow space can be intensively ventilated by discharging air to the front, and a large space can be ventilated by discharging air to the upper side.
  • front and rear discharge portions are different for humidification and circulation, and the user can easily distinguish the front and rear discharge portions by design only.
  • the humidifying filter there is a guide to guide some air to the humidifying filter even when the humidifying function is not in use.
  • the guide allows air to continuously flow through the humidifying filter, thereby preventing contamination and odors due to long-term non-use of the humidifying filter.
  • an air purifier includes a housing 100, a plurality of discharge ports 112, 122, and 132, a flow path control member 150, a guide 160, an inlet 170, a fan 180, and a control unit 190.
  • the housing 100 has a rectangular parallelepiped shape, but the shape of the housing 100 is not limited thereto and may be formed in other shapes.
  • the control unit 190 is located on the upper side of the housing 100 and performs a function of controlling a mode of the air purifier.
  • a plurality of discharge ports 112, 122, and 132 may be formed inside the housing 100. Although the number of the plurality of discharge ports 112, 122, and 132 is illustrated and described as three, the number thereof is not limited according to circumstances.
  • a first discharge port 112 is located on the front surface of the housing 100.
  • the first discharge port 112 is connected to a first discharge flow path 111 through which the air introduced from the inlet 170 moves, and thus functions to discharge the air to the outside.
  • the surrounding air of the air purifier can be intensively purified. Accordingly, a user can select the first discharge port 112 when intensive and rapid air purification in a narrow space is required.
  • a second discharge port 122 is located on the upper side of the housing 100.
  • the second discharge port 122 is connected to a second discharge flow path 121 through which the air introduced from the inlet 170 moves, and thus functions to discharge air to the outside.
  • the air is discharged upward, and convection occurs.
  • the overall air around the air purifier can be circulated. Accordingly, the user may select the second discharge port 112 when overall air circulation in a large space is required.
  • a third discharge port 132 is located on the rear surface of the housing 100 opposite to the first discharge port 112.
  • the third discharge port 132 is connected to a third discharge flow path 131 through which the air introduced from the inlet 170 moves, and thus functions to discharge air to the outside.
  • the air passes through a humidifying filter 133.
  • the air passing through the humidifying filter 133 is humidified to increase the humidity of the indoor air. Accordingly, the user may select the third discharge port 132 in a dry season when the humidity decreases.
  • the humidifying filter 133 is seated in a water receiving portion 135 with three open sides. Looking at the water receiving portion 135, the humidifying filter 133 is located on one side of the open three sides, and a water tank 134 is located on the other side (see FIG. 3 ). A check valve (not shown) is located on the lower surface of the water tank 134, so that when the water tank 134 is mounted in the air purifier (that is, when the water tank 134 is seated in the water receiving portion 135), water flows into the water receiving portion 135 and permeates into the humidifying filter 133. The air flowing along the third discharge flow path 131 passes through the humidifying filter 133 to become moist air and is discharged to the outside.
  • the flow path control member 150 is positioned at a portion where the plurality of discharge flow paths 111, 121, and 131 and an intake flow path 171 are in contact with each other, and the possibility of fluid connection is controlled so that air flows along any one or more of the plurality of discharge flow paths 111, 121, and 131.
  • the flow path control member 150 has a plate shape and rotates to perform a purification intensive mode, a purification circulation mode, a humidifying mode, and the like.
  • the flow path control member 150 may include a plurality of units 151 and 152, and a plurality of discharge ports 112, 122, and 132, which communicate with the intake flow path 171, may be changed by relative rotation between the plurality of units 151 and 152.
  • the flow path control member 150 includes two units, a first unit 151 and a second unit 152, and the first unit 151 and the second unit 152 are relatively rotated to form an L-shape.
  • the plurality of units 151 and 152 of the flow path control member 150 may rotate to perform a purification circulation intensive mode, a humidifying intensive mode, a humidifying circulation mode, and the like.
  • the shape and configuration of the flow path control member 150 are for closing the plurality of discharge flow paths 111, 121, and 131. Even if it is a configuration not shown in the embodiment, if the plurality of discharge flow paths 111, 121, and 131 are closed, a different shape may be formed.
  • the flow path control member 150 can flexibly control the plurality of discharge flow paths 111, 121, and 131, thereby enabling various modes according to the quality of the indoor air.
  • the guide 160 is positioned at an inlet portion of the third discharge flow path adjacent to the flow path control member 150.
  • the guide 160 may continuously guide a portion of the air to the third discharge flow path 131 even when the third discharge flow path 131 is not used, to let the air pass through, thereby preventing odor and contam ination.
  • the inlet 170 is a place where indoor air to be purified is introduced into the interior, and the introduced indoor air is purified by a first functional filter 177a, a second functional filter 177b, and the like, and then discharged again.
  • the inlet 170, the first functional filter 177a, and the second functional filter 177b are shown to be located on the lower side of the housing 100, but the present invention is not limited thereto, and the inlet 170, the first functional filter 177a, and the second functional filter 177b may be located anywhere inside the housing 100.
  • the first functional filter 177a and the second functional filter 177b may include a fine dust filter, a deodorizing filter, a HEPA filter, and the like, but may be any various filtering devices as needed.
  • the shape of the first functional filter 177a and the second functional filter 177b is a rectangular plate shape, but the shape may be formed in other shapes.
  • the fan 180 performs a function of introducing and discharging indoor air into the interior of the housing 100. That is, indoor air is introduced into the housing 100 through the inlet 170 by the rotation of the fan 180.
  • the rotation speed of the fan 180 may be adjusted as needed. That is, the housing 100 may be rotated at a high speed to increase the flow rate of the indoor air flowing into the housing 100, or the housing 100 may be rotated at a low speed to decrease the flow rate.
  • a fan waterproof housing 185 having watertightness is placed between a core and blades of the fan 180 and the electrical parts of the fan 180.
  • the air purifier according to an embodiment of the present invention may perform various modes according to the state or season of indoor air.
  • the flow path control member 150 rotates to close the second discharge port 122 and the third discharge port 132 to perform a purification intensive mode, and closes the first discharge port 112 and the third discharge port 132 to close the first discharge port 112 and the second discharge port 132, thereby performing a humidifying mode.
  • the plurality of units 151 and 152 of the flow path control member 150 rotate to close the third discharge port 132, thereby performing a purification circulation intensive mode, to close the second discharge port 122, thereby performing a humidifying intensive mode, and to close the first discharge portion 112, thereby performing a humidifying circulation mode.
  • the purification intensive mode will be described with reference to FIG. 5 .
  • the air introduced into the inlet 170 passes through the first functional filter 177a and the second functional filter 177b, and the air flowing along an intake flow path 171 is branched by the flow path control member 150 to be directed toward the first discharge flow path 111.
  • air is guided by the guide 160 in the third discharge flow path 131 so that air is always passed through the humidifying filter 133 little by little, thereby preventing odor of the humidifying filter 133 and preventing contamination.
  • Air is discharged through the first discharge port 112.
  • the purification intensive mode enables intensive purification at a desired location around the air purifier, thereby enabling intensive indoor circulation of air.
  • the purification circulation mode since the second discharge port 122 located on the upper side is used instead of the first discharge port 112, it takes time to purify around the air purifier because overall circulation of the air is performed.
  • the purification circulation mode will be described with reference to FIG. 6 .
  • the air introduced into the inlet 170 passes through the first functional filter 177a and the second functional filter 177b, and the air flowing along the intake flow path 171 is branched by the flow path control member 150 to be directed toward the second discharge flow path 121. Air is then guided by the guide 160 in the third discharge flow path 131 so that air is always passed through the humidifying filter 133 little by little, thereby preventing odor of the humidifying filter 133 and preventing contamination.
  • Air is discharged through the second discharge port 122.
  • the second discharge port 122 is installed on the upper side, in the purification circulation mode, large indoor circulation occurs that largely circulates the entire indoor space due to a convection phenomenon.
  • the purification concentration mode described above differs in that it is difficult to circulate the entire large indoor space because the second discharge port 122 is not used.
  • the purification circulation mode can be used when the air purifying function of a large indoor space is required.
  • a humidifying mode will be described with reference to FIG. 7 .
  • the air introduced into the inlet 170 passes through the first functional filter 177a and the second functional filter 177b, and the air flowing along the intake flow path 171 is branched by the flow path control member 150 to be directed toward the third discharge flow path 131.
  • Air is discharged through the third discharge port 132.
  • the third discharge port 132 includes a humidifying filter 133, it can be used when a humidifying function is required.
  • the purification circulation intensive mode will be described with reference to FIGS. 8 and 11 .
  • the air introduced into the inlet 170 passes through the first functional filter 177a and the second functional filter 177b, and the air flowing along the intake flow path 171 is branched by the flow path control member 150 to be directed toward the first discharge flow path 111 and the second discharge flow path 121. Air is then guided by the guide 160 in the third discharge flow path 131 so that air is always passed through the humidifying filter 133 little by little, thereby preventing odor of the humidifying filter 133 and preventing contamination.
  • Air is discharged through the first discharge port 112 and the second discharge port 122.
  • the first discharge port 112 is installed on the front side to enable intensive indoor circulation
  • the second discharge port 122 is formed on the upper side, so that large indoor circulation occurs that greatly circulates the entire indoor space due to convection.
  • the purification circulation intensive mode uses the functions of the purification intensive mode and purification circulation mode.
  • the purification circulation intensive mode can be used.
  • the humidifying circulation mode will be described with reference to FIG. 9 and 12 .
  • the air introduced into the inlet 170 passes through the first functional filter 177a and the second functional filter 177b, and the air flowing along the intake flow path 171 is branched by the flow path control member 150 to be directed to the second discharge flow path 121 and the third discharge flow path 131.
  • Air is discharged through the second discharge port 122 and the third discharge port 132.
  • the second discharge port 122 is formed on the upper side, and as major indoor circulation occurs in the entire indoor space due to a convection phenomenon, it can be used when a humidifying function and an air purifying function are required at the same time.
  • the humidifying circulation mode uses the functions of the purification circulation mode and humidifying mode.
  • the humidifying concentration mode will be described with reference to FIGS. 10 and 13 .
  • the air introduced into the inlet 170 passes through the first functional filter 177a and the second functional filter 177b, and the air flowing along the intake flow path 171 is branched by the flow path control member 150 to be directed to the first discharge flow path 111 and the third discharge flow path 131.
  • Air is discharged through the first discharge port 112 and the third discharge port 132.
  • the first discharge port 112 is formed in the front to intensively purify a narrow indoor space, and the third discharge port 132 may perform a humidifying function by including the humidifying filter 133.
  • the humidifying intensive mode uses the functions of the purification intensive mode and the humidifying mode.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Humidification (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
EP19904105.4A 2018-12-28 2019-12-17 Luftreiniger mit strömungswegregler Pending EP3904774A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020180172234A KR102300503B1 (ko) 2018-12-28 2018-12-28 유로제어부재를 포함하는 공기 청정기
PCT/KR2019/017873 WO2020138813A1 (ko) 2018-12-28 2019-12-17 유로제어부재를 포함하는 공기 청정기

Publications (2)

Publication Number Publication Date
EP3904774A1 true EP3904774A1 (de) 2021-11-03
EP3904774A4 EP3904774A4 (de) 2022-09-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP19904105.4A Pending EP3904774A4 (de) 2018-12-28 2019-12-17 Luftreiniger mit strömungswegregler

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Country Link
EP (1) EP3904774A4 (de)
JP (1) JP7209843B2 (de)
KR (1) KR102300503B1 (de)
WO (1) WO2020138813A1 (de)

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KR20220021764A (ko) * 2020-08-14 2022-02-22 삼성전자주식회사 공기청정기
CN113757900B (zh) * 2021-10-08 2022-08-30 安徽皖华环保设备科技有限公司 一种多功能环保型室内空气净化装置

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EP3904774A4 (de) 2022-09-07
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