WO2019031749A1 - 사이클론 집진장치, 이를 포함하는 진공청소기 및 핸디-스틱형 진공청소기 - Google Patents

사이클론 집진장치, 이를 포함하는 진공청소기 및 핸디-스틱형 진공청소기 Download PDF

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Publication number
WO2019031749A1
WO2019031749A1 PCT/KR2018/008630 KR2018008630W WO2019031749A1 WO 2019031749 A1 WO2019031749 A1 WO 2019031749A1 KR 2018008630 W KR2018008630 W KR 2018008630W WO 2019031749 A1 WO2019031749 A1 WO 2019031749A1
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WO
WIPO (PCT)
Prior art keywords
dust
cyclone
air
chamber
vacuum cleaner
Prior art date
Application number
PCT/KR2018/008630
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
조동진
장윤수
임원규
성한준
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to CN201880051652.4A priority Critical patent/CN111031870B/zh
Priority to EP18844477.2A priority patent/EP3639714A4/en
Priority to US16/637,466 priority patent/US20200245834A1/en
Publication of WO2019031749A1 publication Critical patent/WO2019031749A1/ko

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/24—Hand-supported suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/225—Convertible suction cleaners, i.e. convertible between different types thereof, e.g. from upright suction cleaners to sledge-type suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/12—Dry filters
    • A47L9/122—Dry filters flat
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1608—Cyclonic chamber constructions
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1658—Construction of outlets
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1658—Construction of outlets
    • A47L9/1666—Construction of outlets with filtering means
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1658—Construction of outlets
    • A47L9/1666—Construction of outlets with filtering means
    • A47L9/1675—Construction of outlets with filtering means movable, revolving or rotary
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1683—Dust collecting chambers; Dust collecting receptacles
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1691—Mounting or coupling means for cyclonic chamber or dust receptacles

Definitions

  • the present invention relates to a cyclone dust collecting apparatus, a vacuum cleaner including the same, and a handy-stick type vacuum cleaner, and more particularly, to a cyclone dust collecting apparatus with improved usability, a vacuum cleaner including the same, and a handy-stick type vacuum cleaner.
  • the vacuum cleaner is a device that sucks air by a suction force generated by a fan and a motor, and performs cleaning by causing foreign substances contained in the air to be sucked.
  • the vacuum cleaner includes a dust collecting unit therein so that foreign matter is filtered by a predetermined filtering device so as to filter foreign matter in the sucked air.
  • the filtering device for filtering foreign matters in the dust collecting unit includes a porous filter unit for forcibly filtering out foreign matter while air passes through a porous filter and a cyclone type dust collecting unit for filtering out foreign matter in the cyclone flow of air.
  • Cyclone dust collectors can be used in canister type cleaners, upright type cleaners, mini vacuum cleaners, and the like.
  • the cyclone dust collecting apparatus may have an inlet through which air is introduced and an outlet through which air is discharged to the outside.
  • the air introduced through the inlet may be filtered out and discharged to the outside through the outlet.
  • the outlet may be provided with a grill.
  • An air passage hole is formed in the grill so that foreign matter having a predetermined size or more can be prevented from escaping through the outlet. Large dust may adhere to the outer circumferential surface of the grille or hair may be wound by the air circulating in the cyclone dust collecting device.
  • the suction force of the vacuum cleaner may be deteriorated if the air hole is clogged by dust or hair sticking to the outer surface of the grill.
  • the user has the inconvenience of manually controlling the dust sticking to the outer peripheral surface of the grill.
  • a cyclone dust collecting apparatus having an improved structure for preventing a suction force from being lowered, a vacuum cleaner including the same, and a handy-stick type vacuum cleaner.
  • Another aspect of the present invention provides a cyclone dust collecting apparatus having an improved structure for easily removing foreign substances in a cyclone dust collecting apparatus, a vacuum cleaner including the cyclone dust collecting apparatus, and a handy-stick type vacuum cleaner.
  • Another aspect of the present invention provides a cyclone dust collecting apparatus having an improved structure to prevent excessive noise, a vacuum cleaner including the same, and a handy-stick type vacuum cleaner.
  • the handy-stick type vacuum cleaner according to the present invention may include a cyclone dust collector.
  • the cyclone dust collecting apparatus includes a suction duct that is configured to suck air in a first direction and has an air suction flow path therein, a suction duct that is provided to swirl air introduced through the suction duct to separate dust, And a dust collection chamber provided to collect dust separated from the air in the cyclone chamber in a second direction opposite to the first direction.
  • the suction duct and the dust collection chamber may be disposed on one side of the cyclone chamber so as to be adjacent to each other.
  • the suction duct and the dust collection chamber may be arranged in parallel with each other.
  • the cyclone dust collecting apparatus may further include an inner casing provided to define the air suction passage and the cyclone chamber, and an outer casing coupled to the inner casing to define the dust collection chamber.
  • the inner casing and the outer casing may be detachably coupled to each other.
  • the inner casing may include a cyclone body provided to define the cyclone chamber.
  • the cyclone body includes a dust outlet defined to discharge the dust separated from the cyclone chamber to the dust collection chamber and a guide extending from the cyclone body to the inside of the dust collection chamber .
  • At least a portion of the guide may comprise a curved surface.
  • the guide includes a first portion including a first position at which the dust separated from air in the cyclone chamber is located upstream in a direction toward the dust collection chamber and a second portion in which dust separated from the air in the cyclone chamber contacts the dust And a second portion located at a downstream side in a direction of moving toward the collection chamber, and connected to the first portion, and having a curvature.
  • the dust collection chamber includes a first wall facing the suction duct and a second wall connected to the first wall, wherein one end of the first portion facing the second wall is spaced from the second wall .
  • a protruding rib may be disposed on one inner wall of the cyclone chamber facing the grill in the direction of the rotation axis of the grill.
  • a cyclone dust collecting apparatus includes a suction duct for sucking air, a cyclone chamber for circulating air introduced through the suction duct to separate dust and having a grill rotatable therein, A dust collecting chamber provided to collect dust separated from the air in the chamber and positioned in the same direction as the suction duct with respect to the cyclone chamber, an air suction passage formed in the suction duct, And a dust discharging passage formed inside the cyclone chamber and the dust collecting chamber so as to move the dust, and arranged in parallel with the air suction passage.
  • a protruding rib may be disposed on one inner wall of the cyclone chamber adjacent to the dust collection chamber in the direction of the axis of rotation of the grill.
  • a cyclone dust collecting apparatus includes: a cyclone chamber and a dust collection chamber, the cyclone chamber and the dust collection chamber being partitioned by the dust discharge passage and extending from the partition to the inside of the dust collection chamber, May be further included.
  • At least a portion of the guide may comprise a curved surface.
  • the guide includes a first portion including a first position located on the upstream side of the dust discharge path and a second position located on a downstream side of the dust discharge path, and is connected to the first portion so as to have a slope And a second portion of the second layer.
  • the second portion may include a convex curved surface in an outward direction of the dust discharge path.
  • the dust collection chamber includes a first wall facing the suction duct and a second wall connected to the first wall and facing the second wall and extending from the first position toward the dust collection chamber, One end of the first portion may be spaced from the second wall.
  • the vacuum cleaner according to the present invention may include a cyclone dust collector.
  • the cyclone dust collecting apparatus includes an inner casing, an air suction passage provided inside the inner casing so as to suck air in a first direction, and an air suction passage provided inside the inner casing so as to separate dust by rotating air introduced through the air suction passage.
  • a dust collecting chamber provided to collect the dust separated from the air in a second direction opposite to the first direction and a dust collecting chamber provided to define the dust collecting chamber, And an outer casing coupled to the inner casing.
  • the air suction passage and the dust collection chamber may be connected to the cyclone chamber so as to be positioned in the same direction with respect to the rotation axis of the grill.
  • the inner casing and the outer casing may be detachably coupled to each other.
  • the dust separated from the air in the cyclone chamber can be collected smoothly into the dust collection chamber.
  • FIG. 1 is a perspective view illustrating a handy-stick type vacuum cleaner according to an embodiment of the present invention
  • FIG. 2 is a view illustrating a state in which the handy-type vacuum cleaner is separated from the stick body in the handy-stick type vacuum cleaner according to the embodiment of the present invention
  • FIG. 3 is a view showing a state in which the cyclone dust collecting apparatus is separated from the handy main body in the handy type vacuum cleaner of FIG.
  • FIG. 4 is a perspective view illustrating a cyclone dust collecting apparatus according to an embodiment of the present invention.
  • FIG. 5 is an exploded perspective view showing a cyclone dust collecting apparatus according to an embodiment of the present invention.
  • FIG. 6 is a cross-sectional view of the cyclone dust collecting apparatus of FIG. 4 taken along line C-C '
  • FIG. 7 is an exploded perspective view showing a grill assembly applied to a cyclone dust collecting apparatus according to an embodiment of the present invention.
  • FIG. 8 is a cross-sectional view of a grill assembly applied to a cyclone dust collecting apparatus according to an embodiment of the present invention
  • Fig. 9 is a cross-sectional view of the cyclone dust collecting apparatus of Fig. 4 taken along line I-I '
  • FIG. 10 is a sectional view of a handy-type vacuum cleaner in a handy-stick type vacuum cleaner according to an embodiment of the present invention.
  • the cyclone dust collecting apparatus 140 of the present invention can be applied to a handy vacuum cleaner, a stick cleaner, a handy-stick cleaner, and the like.
  • a handy vacuum cleaner a stick cleaner
  • a handy-stick cleaner a handy-stick cleaner
  • FIG. 1 is a perspective view illustrating a handy-stick type vacuum cleaner according to an embodiment of the present invention.
  • FIG. 2 is a side view of a handy-stick type vacuum cleaner according to an embodiment of the present invention. Fig. Hereinafter, the description with reference to FIG.
  • the handy-stick type vacuum cleaner 1 includes a suction brush 10 for sucking foreign substances such as hair on a surface to be cleaned by suction force of air, a suction brush 10, And a stick main body 20 provided to collect foreign substances sucked through the main body 20.
  • the stick body (20) may include a handle (21).
  • the handle 21 may be located on the top of the stick body 20 for easy gripping by the user.
  • the stick body 20 may further include a central portion 22 on which a mounting space 23 is provided.
  • the handy type vacuum cleaner 100 to be described later can be detachably coupled to the mounting space 23.
  • the central portion 22 may be located at a lower portion of the handle portion 21.
  • the side of the stick body 20 facing the stick body 20 in the direction of arrow A and the side facing toward the direction B are the back side of the stick body 20.
  • a body exhaust part (not shown) formed of a plurality of exhaust holes may be formed on the back surface of the stick body 20.
  • the suction brush 10 may be rotatably connected to the lower end of the stick body 20.
  • An air flow path may be formed in the suction brush 10.
  • the air flow path formed inside the suction brush 10 can communicate with the neck portion 11 and the opening 24 of the stick body 20.
  • External air and dust or the like introduced through the suction brush 10 can be introduced into the handy cleaner 100 through the neck portion 11 and the opening 24 of the stick main body 20.
  • a first connection terminal (not shown) may be provided in the mounting space 23 of the stick main body 20 and a second connection terminal (not shown) may be provided on the back surface of the handy type vacuum cleaner 100.
  • the stick main body 20 may be provided with a locking button 25.
  • the stick main body 20 may be provided with a locking protrusion (not shown) selectively engaged with the coupling groove 116 formed at the upper end of the handy main body 110 depending on whether the locking button 25 is pressed or not.
  • the stick body 20 may be provided with a switch 30 for controlling the operation of the handy-stick type vacuum cleaner 1.
  • FIG. 3 is a view showing a state in which the cyclone dust collecting apparatus is separated from the handy main body in the handy type cleaner of FIG. 2.
  • FIG. 3 is a view showing a state in which the cyclone dust collecting apparatus is separated from the handy main body in the handy type cleaner of FIG. 2.
  • the handy-stick type vacuum cleaner 1 may further include a handy-type vacuum cleaner 100 detachably mounted in the mounting space 23 of the stick body 20. As shown in FIG.
  • the handheld vacuum cleaner 100 may include a handy main body 110 and a cyclone dust collector 140.
  • the handy main body 110 may be formed with a handy exhaust part 111 composed of a plurality of exhaust holes.
  • the handy main body 110 may be provided with a handle 112 and a power button 113.
  • a motor 120 (see FIG. 10) and a battery (not shown) for generating a suction force may be mounted inside the handy main body 110.
  • a second connection terminal (not shown) may be provided on the back surface of the handy main body 110.
  • a dust collecting device mounting space 114 in which the cyclone dust collecting device 140 can be removably mounted may be formed on the handy main body 110.
  • the handy main body 110 may include an inlet gasket (not shown) installed in the handy type vacuum cleaner suction port 115 and the handy cleaner suction inlet 115.
  • the handy type vacuum cleaner suction port 115 can be tightly coupled to the opening 24 of the stick body 20 and the suction port 141 of the cyclone dust collecting apparatus 140.
  • the inlet gasket may be installed along the periphery of the handy vacuum cleaner inlet 115 so as to prevent air from leaking at the joint between the handy vacuum cleaner inlet 115 and the inlet 141 of the cyclone dust collector 140.
  • the handy main body 110 may further include an outlet gasket (not shown).
  • the outlet gasket may be installed along the circumference of the discharge port 142 of the cyclone dust collecting apparatus 140 provided corresponding to the suction port 141 of the cyclone dust collecting apparatus 140.
  • the outlet gasket is provided between the discharge port 142 of the cyclone dust collecting apparatus 140 and the air inlet 117 of the handy main body 110 (see FIG. 10) when the cyclone dust collecting apparatus 140 is coupled to the handy main body 110 And serves to seal the gap between the discharge port 142 of the cyclone dust collecting apparatus 140 and the air inlet 117 of the handy main body 110 so as not to leak air.
  • FIG. 4 is a perspective view illustrating a cyclone dust collecting apparatus according to an embodiment of the present invention
  • FIG. 5 is an exploded perspective view illustrating a cyclone dust collecting apparatus according to an embodiment of the present invention.
  • 6 is a cross-sectional view of the cyclone dust collecting apparatus of FIG. 4 taken along line C-C '.
  • the handheld vacuum cleaner 100 may include a cyclone dust collector 140 detachably coupled to the handy main body 110.
  • the cyclone dust collecting apparatus 140 may include a suction port 141 through which dust-containing air flows and a discharge port 142 through which cleaned air is discharged (see FIG. 9).
  • the cyclone dust collecting apparatus 140 may further include a casing forming an appearance.
  • the casing may include an inner casing 143 and an outer casing 144 detachably coupled to each other.
  • the inner casing 143 may be provided to define the air suction passage 160 and the cyclone chamber 170.
  • the outer casing 144 may be provided to define the dust collection chamber 180 in combination with the inner casing 143.
  • the outer casing 144 may include a suction duct coupling hole 144a to which the suction duct 150 is coupled.
  • the suction duct 150 may be coupled to the suction duct coupling hole 144a of the outer casing 144 such that at least a part of the suction duct 150 is exposed to the outside.
  • the suction duct 150 coupled to the suction duct coupling hole 144a of the outer casing 144 is connected to the handy type vacuum cleaner inlet 115).
  • the inner casing 143 may include a suction duct 150 provided to define the air suction passage 160 and a cyclone body 171 provided to define the cyclone chamber 170.
  • the cyclone dust collector 140 may further include a suction duct 150 adapted to suck air.
  • the cyclone dust collecting apparatus 140 may further include a suction duct 150 configured to suck air in a first direction M.
  • the suction duct 150 may have a cylindrical shape with a hollow. However, the shape of the suction duct 150 is not limited to the above example, and may be variously changed.
  • An air intake passage 160 through which air can flow may be formed in the suction duct 150.
  • the inlet of the suction duct 150, that is, the most upstream side of the air suction passage 160 may be defined as the suction port 141 of the cyclone dust collector 140.
  • the cyclone dust collector 140 may further include a cyclone chamber 170.
  • the cyclone chamber 170 may be provided to separate the dust by circulating the air introduced through the suction duct 150.
  • the cyclone chamber 170 may have a cylindrical shape having one surface opened to form a swirl flow.
  • One open side of the cyclone chamber 170 may be covered by one side of the outer casing 144.
  • the shape of the cyclone chamber 170 is not limited to the above example, and can be variously changed.
  • the cyclone chamber 170 may be provided inside the cyclone body 171.
  • the cyclone body 171 and the suction duct 150 may be coupled to communicate with each other.
  • the cyclone body 171 and the suction duct 150 may be integrally formed to communicate with each other.
  • a helical portion 172 may be formed to be inclined in a helical shape to guide the circulating airflow. Air introduced into the cyclone chamber 170 through the suction duct 150 can be guided along the spiral portion 172 to swivel the inside of the cyclone chamber 170.
  • the cyclone dust collector 140 may further include a dust collection chamber 180.
  • the dust collection chamber 180 may be arranged to collect dust separated from the air in the cyclone chamber 170.
  • the dust collection chamber 180 may be provided to collect dust separated from the air in the cyclone chamber 170 in a second direction N that is opposite to the first direction M.
  • the dust collection chamber 180 may be provided to communicate with the cyclone chamber 170.
  • the dust collection chamber 180 can be defined by the engagement of the inner casing 143 and the outer casing 144. [ The user can empty the dust collected in the dust collection chamber 180 by separating the inner casing 143 and the outer casing 144. [
  • the suction duct 150 and the dust collection chamber 180 may be disposed on one side of the cyclone chamber 170 so as to be adjacent to each other.
  • the suction duct 150 and the dust collection chamber 180 may be arranged side by side.
  • the suction duct 150 and the dust collection chamber 180 may be disposed so as to be positioned in the same direction with respect to the cyclone chamber 170. 4, both the suction duct 150 and the dust collection chamber 180 may be disposed in front of the cyclone chamber 170. In this case,
  • the air intake passage 160 provided in the suction duct 150 may be positioned in the same direction as the dust collection chamber 180 with respect to a rotating axis X of a grill 210 to be described later .
  • the cyclone dust collector 140 may further include a grill assembly 200.
  • the grill assembly 200 may be disposed within the cyclone chamber 170. The grill assembly 200 will be described in detail later.
  • the inner casing 143 may further include a guide 145.
  • the cyclone body 171 may include a dust outlet 191 provided in the cyclone chamber 170 so that dust separated from air is discharged to the dust collection chamber 180.
  • the cyclone body 171 may further include a guide 145 defining the dust discharge passage 190 and extending from the cyclone body 171 into the dust collection chamber 180. That is, the guide 145 may be formed integrally with the cyclone body 171 to guide the dust separated from the cyclone chamber 170 to the dust collection chamber 180.
  • the guide 145 may be formed along the edge of the dust outlet 191.
  • At least a portion of the guide 145 may comprise a curved surface.
  • the guide 145 may include a first portion 145a and a second portion 145b.
  • the first portion 145a may include a first position P1 that is upstream in the direction N in which the dust separated from the air in the cyclone chamber 170 moves toward the dust collection chamber 180 .
  • the first portion 145a may include a first position P1 located on the upstream side of the dust discharge passage 190.
  • the second portion 145b may include a second position P2 in which the dust separated from the air in the cyclone chamber 170 is located downstream in the direction N in which the dust moves toward the dust collection chamber 180 .
  • the second portion 145b may include a second position P2 located on the downstream side of the dust discharge passage 190.
  • the second position P2 may be located above the first position P1 in the rotation axis direction X of the grill 210.
  • the second portion 145b may be connected to the first portion 145a.
  • the second portion 145b may have a curvature.
  • the second portion 145b may include a convex curved surface in the outward direction of the dust discharge passage 190.
  • At least a portion of the guide 145 may have a slope.
  • the guide 145 is located between the first position P1 and the second position P2 and is located at the boundary of the dust outlet 191 with the first position P1 and the second position P2, And may further include a position P3.
  • the first portion 145a and the second portion 145b may be separated from each other about the third position P3.
  • the portion connecting the first position P1 and the third position P3 may be defined as the first portion 145a and the portion connecting the second position P2 and the third position P3 may be defined as the second portion 145a.
  • Portion 145b is provided between the first position P1 and the second position P2 and is located at the boundary of the dust outlet 191 with the first position P1 and the second position P2, And may further include a position P3.
  • the first portion 145a and the second portion 145b may be separated from each other about the third position P3.
  • the portion connecting the first position P1 and the third position P3 may be defined as the first portion 145a and the portion connecting the second position P2 and the third position P3 may be
  • An imaginary line E2 defining the angle of the first portion 145a as the inclination? 1 of the first portion 145a and connecting the second position P2 and the third position P3, 1 of the first portion 145a is defined as the inclination 2 of the second portion 145b while the angle between the imaginary line O passing through the third position P3 is defined as the inclination? 2 of the second portion 145b.
  • the outer casing 144 may further include protruding ribs 147.
  • the projecting rib 147 may be formed on one inner wall of the outer casing 144 defining the cyclone chamber 170 together with the cyclone body 171 of the inner casing 143.
  • the protruding ribs 147 may be formed on one inner wall of the outer casing 144 facing the grill 210 in the direction of the rotation axis X of the grill 210.
  • the protruding rib 147 may be disposed on one inner wall of the cyclone chamber 170 facing the grill 210 (see FIG. 7) in the direction of the rotation axis X of the grill 210.
  • the protruding ribs 147 may be disposed on one inner wall of the cyclone chamber 170 adjacent to the dust collection chamber 180 in the direction of the rotation axis X of the grille 210.
  • the outer casing 144 may include a plurality of protruding ribs 147 disposed radially.
  • the protruding ribs 147 serve to adjust the rotational speed of the grill 210.
  • the rotational speed of the grill 210 is excessively high, the suction force of the handy-type vacuum cleaner 100 to the handy-stick vacuum cleaner 1 may be strong, but the noise may be increased, The life of the bearing 230 of the bearing 200 can be shortened.
  • the rotating speed of the grill 210 is too low, the noise problem can be solved, but the suction force of the handy-type vacuum cleaner 100 to the handy-stick vacuum cleaner 1 may be lowered.
  • the protruding rib 147 serves to maintain the rotational speed of the grill 210 at an appropriate level so as to solve the above problems.
  • the cyclone dust collector 140 may further include an air suction passage 160.
  • the air suction passage 160 may be formed in the suction duct 150.
  • the cyclone dust collector 140 may further include a dust discharge path 190.
  • the dust discharge passage 190 may be formed in the cyclone chamber 170 and the dust collection chamber 180 so that dust separated from air in the cyclone chamber 170 moves.
  • the dust discharge passage 190 may be disposed in parallel with the air suction passage 160.
  • the dust discharge passage 190 may be defined by a guide 145.
  • the dust outlet 191 may be located on the dust outlet passage 190.
  • the cyclone dust collecting apparatus 140 may further include a partition wall 149 (see FIG. 9).
  • the partition wall 149 may be provided to partition the cyclone chamber 170 and the dust collection chamber 180.
  • One wall of the inner casing 143 may be defined as a partition wall 149.
  • one wall of the cyclone body 171 adjacent to the dust collection chamber 180 may be defined as a partition wall 149.
  • a dust outlet 191 may be formed in the partition wall 149.
  • the dust discharge passage 190 may be provided to penetrate the partition wall 149.
  • the guide 145 may extend from the partition wall 149 to the inside of the dust collection chamber 180 to define the dust discharge passage 190. In this case,
  • the dust collection chamber 180 includes a first wall 181 facing the suction duct 150, a second wall 182 connected to the first wall 181, And a third wall 183 facing the wall 181.
  • the first wall 181, the second wall 182, and the third wall 183 may correspond to a portion of the outer casing 144, respectively.
  • One end of the first portion 145a facing the second wall 182 may be spaced a predetermined distance from the second wall 182.
  • One end of the first portion 145a extending from the first position P1 toward the dust collection chamber 180 may be spaced a predetermined distance from the second wall 182, have.
  • the air introduced into the dust collection chamber 180 together with the dust and the like is separated from the dust and the like and separated from the dust and the like through the gap between the second wall 182 and one end of the first portion 145a facing the second wall 182, 170).
  • the gap between one end of the first portion 145a facing the second wall 182 and the second wall 182 may have a size such that dust of a certain size or larger can not pass through.
  • one end of the second portion 145b facing the third wall 183 may contact the third wall 183. That is, one end of the second portion 145b, which faces the third wall 183 and extends from the second position P2 toward the dust collection chamber 180, may be contacted with the third wall 183.
  • FIG. 7 is an exploded perspective view showing a grill assembly applied to a cyclone dust collecting apparatus according to an embodiment of the present invention
  • FIG. 8 is a cross-sectional view illustrating a grill assembly applied to a cyclone dust collecting apparatus according to an embodiment of the present invention .
  • the cyclone dust collecting apparatus 140 includes a grill assembly 200 (not shown) provided inside the cyclone chamber 170 for allowing dust to be removed from the purified air, which is primarily dust- ).
  • the grill assembly 200 may be provided in the outflow tube 173 inside the cyclone chamber 170.
  • the outflow pipe 173 can communicate with the discharge port 142 of the cyclone dust collecting apparatus 140.
  • the grill assembly 200 may be removably mounted to the outlet tube 173 to allow for cleaning or replacement.
  • the grill assembly 200 may be mounted on the outlet pipe 173 so as to be able to remove dust of a predetermined size or more in the air.
  • the air filtered by the grill assembly 200 is guided to the discharge port 142 of the cyclone dust collecting apparatus 140 through the outflow pipe 173.
  • Some of the components of the grill assembly 200 may be rotatably provided by the suction force of the motor 120 (see FIG. 10).
  • the grill assembly 200 includes a grill 210, a rotating body 220 to which the grill 210 is rotatably mounted, a case 240 in which the rotating body 220 is rotatably housed, And a bearing (230) provided between the rotating body (220).
  • the case 240 can be mounted on the outlet pipe 173.
  • the case 240 may be formed to correspond to the shape of the outflow pipe 173.
  • the case 240 may also be formed in a cylindrical shape.
  • the case 240 may include a first case 241 and a second case 242 positioned at an upper portion of the first case 241 in the rotation axis direction X of the grill 210.
  • the first case 241 may be formed so as to be coupled to the outlet pipe 173. 7, the first case 241 and the second case 242 may be integrally formed so that the first case 241 and the second case 242 are integrally formed, .
  • the rotating body accommodating portion 243 may be formed in the second case 242 such that the rotating body 220 is rotatably received.
  • the first case 241 may be coupled to the outflow pipe 173 by a coupling protrusion 248 provided on the outer wall of the first case 241.
  • the outlet pipe 173 may be provided with a latching protrusion 174 (see FIG. 9) corresponding to the latching protrusion 248.
  • the case 240 can be coupled to the outflow pipe 173 by the interaction of the engagement protrusion 248 formed in the first case 241 and the engagement protrusion 174 formed in the outflow pipe 173.
  • the manner in which the case 240 is coupled to the outflow pipe 173 is not limited to the above example, and various modifications are possible.
  • the case 240 may be coupled to the outlet pipe 173 by a fastening member.
  • An opening 244 may be formed in the second case 242.
  • the openings 244 of the second case 242 may be formed in a plurality of openings.
  • the opening 244 may be formed along the outer circumferential surface of the second case 242.
  • a plurality of openings 244 may be disposed along the outer circumferential surface of the second case 242 at a predetermined interval.
  • the opening 244 may be arranged so as to communicate with the rotating body accommodating portion 243 of the second case 242.
  • the openings 244 may be spaced a predetermined distance around the outer circumferential surface of the second case 242.
  • an opening guide 245 may be formed to be inwardly recessed so that the outside air can flow well.
  • the opening 244 may be formed at the center of the opening guide 245.
  • the air outside the case 240 can be introduced into the rotor receiving portion 243 inside the case 240 through the plurality of openings 244.
  • the case 240 may be provided with a bearing mounting portion 247 on which a bearing 230 for rotating the rotating body 220 is mounted.
  • the bearing mounting portion 247 can be defined by the upper surface of the first case 241 and the inner circumferential surface of the second case 242. [ When the bearing 230 is mounted on the bearing mounting portion 247, the bottom surface of the bearing 230 can be seated on the upper surface of the first case 241. One side of the bearing 230 is supported by the bearing mounting portion 247 of the case 240 and the other side of the bearing 230 can be supported by the rotating body 220.
  • the rotating body 220 may be rotatably mounted in the case 240.
  • the grill 210 may be mounted on the rotating body 220 and rotated together with the rotating body 220.
  • the rotating body 220 may be rotatably provided by a bearing 230.
  • the rotating body 220 may include a first rotating body 220a coupled to the grill 210 and a second rotating body 220b extending downward from the first rotating body 220a.
  • the first rotating body 220a and the second rotating body 220b may be stepped.
  • a first fan 221 may be formed inside the first rotating body 220a.
  • the first fan 221 may be provided to form a flow of air during rotation of the rotating body 220.
  • the first fan 221 may extend from the center of the rotating body 220 in all directions.
  • the rotating body 220 can rotate in one direction when a suction force is generated by the motor 120. That is, when the suction force is generated by the motor 120, the first fan 221 provided in the rotating body 220 can rotate in one direction.
  • a second fan 222 may be formed on the outer side of the first rotating body 220a.
  • the second fan 222 may be provided to obstruct the flow of air by the first fan 221.
  • the second fan 222 can flow air from the outlet pipe 173 side to the cyclone chamber 170 side. That is, the second fan 222 can generate an air current in the direction opposite to the direction of the air current due to the suction force of the motor 120.
  • the second fan 222 may include a plurality of blades disposed at a predetermined interval on the outer circumferential surface of the first rotating body 220a. Since the second fan 222 is provided on the side surface of the rotating body 220, the second fan 222 can be referred to as a side fan.
  • the second rotating body 220b may be formed with a bearing coupling portion 224 to which the bearing 230 is coupled. The bearing 230 can be engaged with the rotating body 220 by the bearing engagement portion 224.
  • a grill mounting portion 223 on which the grill 210 is mounted may be provided on an upper edge of the first rotating body 220a.
  • the grille mounting portion 223 is formed in a circular shape and fixes and supports the grill 210 so that the grill 210 is not separated when the rotating body 220 is rotated.
  • the air filtered by the grill 210 can be discharged from the cyclone dust collector 140 through the discharge port 142 of the cyclone dust collector 140.
  • the grille 210 may be formed in a hemispherical shape.
  • the hemispherical grille 210 can increase the area through which the air passes, thereby preventing the suction force by the motor 120 from being lowered.
  • the grill 210 may include a plurality of holes 211.
  • the lower edge of the grill 210 may be formed in a circular shape.
  • a grill coupling portion 212 having a shape corresponding to the grill mounting portion 223 may be formed at the lower end of the grill 210 so as to be mounted on the grill mounting portion 223.
  • the grill 210 can be engaged with the rotating body 220 by engagement of the grill engaging portion 212 and the grill mounting portion 223.
  • the grill 210 coupled to the rotating body 220 may rotate together with the rotating body 220.
  • a predetermined gap may be formed between the case 220 and the rotating body 220 on which the grille 210 is mounted so that the grille 210 rotates together with the rotating body 220.
  • the gap may be formed between the upper peripheral surface of the first rotating body 220a of the rotating body 220 to which the grille 210 is coupled and the inner surface 242a of the second case 242.
  • the dust removal flow passage 270 may be formed between the rotating body 220 and the case 240 so that the air introduced through the plurality of openings 244 formed in the second case 242 is discharged from the grill assembly 200 have.
  • the dust removing passage 270 may be formed between the upper outer peripheral surface of the first rotating body 220a of the rotating body 220 to which the grille 210 is coupled and the inner surface 242a of the second case 242 have. That is, the dust removing passage 270 may be formed in the gap between the rotating body 220 and the case 240.
  • the air discharged through the dust removing passage 270 can cause dust or foreign matter adhering to the hemispherical grille 210 to be dropped by the centrifugal force.
  • the grill assembly 200 may further include a sealing member 250.
  • the sealing member 250 may be provided between the first case 241 and the outflow pipe 173.
  • the sealing member 250 may be formed in a ring shape.
  • the sealing member 250 can be fitted to the outer circumferential surface of the first case 241.
  • the case 240 can be coupled to the outflow pipe 173 in a state where the sealing member 250 is coupled to the outer circumferential surface of the first case 241.
  • the sealing member 250 prevents the gap between the outlet pipe 173 and the first case 241 from being generated so that the first case 241 inserted into the outlet pipe 173 is separated from the outlet pipe 173 ≪ / RTI >
  • the sealing member 250 may comprise rubber or silicone material.
  • the grill assembly 200 is provided such that the grill 210 and the rotating body 220 are rotatable and dust and foreign substances on the surface of the grill 210 are separated by centrifugal force.
  • the rotating body 220 and the grill 210 can rotate integrally.
  • the air primarily filtered by the swirling airflow of the cyclone chamber 170 forms a main flow path 260 through the grill 210 and flows toward the outflow pipe 173 side.
  • the main flow channel 260 may be formed from the upper side to the lower side so that air introduced through the grille 210 and discharged into the outlet pipe 173 side.
  • An air flow having a direction opposite to the direction of the main flow path 260 may be formed between the second fan 222 and the case 240 of the rotating body 220 by the second fan 222.
  • the second fan 222 of the rotating body 220 on which the grille 210 is mounted and the case 240 are provided between the second fan 222 and the case 240 so as to prevent airflow caused by the suction force of the motor 120,
  • An airflow having an opposite direction to the direction of the airflow can be formed.
  • a plurality of openings 244 formed in the case 240 are provided to allow the outside air to flow between the second fan 222 and the case 240.
  • the outside air flowing into the space between the second fan 222 and the case 240 is discharged through the dust removing channel 270 to remove dust and hair from the dust removing channel 270 or the grill 210 .
  • the dust removed from the grill 210 to the dust removing passage 270 may be collected by the dust collecting chamber 180 while being rotated by the circulating airflow of the cyclone chamber 170.
  • the suction force of the handy-type vacuum cleaner 100 to the handy-stick vacuum cleaner 1 can be prevented from being lowered, have.
  • dust can be prevented from sticking to the surface of the grill 210, it is easy to remove dust in the cyclone dust collector 140. That is, after the cyclone dust collector 140 is separated from the handy main body 110, the user only needs to remove the dust collected in the dust collection chamber 180 by separating the outer casing 144 and the inner casing 143, The cyclone dust collecting apparatus 140 can be easily and easily cleaned.
  • FIG. 9 is a cross-sectional view of the cyclone dust collecting apparatus of FIG. 4 taken along line I-I '
  • FIG. 10 is a sectional view of a handy-type vacuum cleaner of a handy-stick type vacuum cleaner according to an embodiment of the present invention.
  • 10 is a sectional view schematically showing the handy type vacuum cleaner 100. As shown in FIG. In Fig. 9, solid lines indicate movement of dust, and dotted lines indicate movement of air from which dust has been removed.
  • the contaminated air on the surface to be cleaned can be introduced into the suction duct 150 by the suction force generated by the driving of the motor 120.
  • the air introduced into the suction duct 150 is guided to the cyclone chamber 170.
  • the air guided to the cyclone chamber 170 is swirled by the spiral portion 172 inside the cyclone chamber 170.
  • Dust having a heavier weight than air is scattered radially outward by the centrifugal force and flows into the dust collection chamber 180 through the dust outlet 191 located above the cyclone chamber 170. At this time, the dust can smoothly flow into the dust collection chamber 180 along the guide 145. The dust introduced into the dust collection chamber 180 can be dropped by gravity and collected in the dust collection chamber 180.
  • the dust which has been primarily removed by the centrifugal force in the cyclone chamber 170, may be secondarily filtered by a certain amount of dust while passing through the grill assembly 200.
  • Air passing through the grill assembly 200 may flow through the outlet tube 173.
  • the air flowing along the outlet pipe 173 is discharged to the outside of the cyclone dust collecting apparatus 140 through the discharge port 142 of the cyclone dust collecting apparatus 140 and flows into the air inlet 117 of the handy main body 110.
  • the air introduced into the air suction port 117 is discharged to the outside of the handy type vacuum cleaner 100 through the filter 130 and the motor 120 in order.
  • the air in which the dust is primarily removed by the centrifugal force in the cyclone chamber 170 is introduced into the plurality of openings 211 of the grill assembly 200 with the rotational force appropriately controlled by the protruding ribs 147 do.
  • the air introduced into the plurality of openings 211 of the grill 210 may rotate the first fan 221 of the grill assembly 200. It is possible to prevent dust from sticking to the grill 210 by the rotation of the first fan 221.
  • the rotation of the first fan 221 causes the second fan 222 to generate airflow in the direction opposite to the suction direction, pushing the air introduced into the dust removal flow path 270 in the direction opposite to the suction direction Thereby preventing dust from being caught between the entire body 220 and the case 240.
  • the above-described cyclone dust collecting apparatus 140 can take a lower collecting system in which dust is introduced into the lower part of the handy type vacuum cleaner 100 and is collected in the lower part of the handy type vacuum cleaner 100. That is, the cyclone dust collecting apparatus 140 takes a lower collecting mode in which dust is introduced in the first direction M of the handy vacuum cleaner 100 and is collected in the second direction N opposite to the first direction M . Since the first direction M and the second direction N do not coincide with the rotation axis direction X of the grill 210 when the lower collecting system is adopted as described above, the dust is effectively separated from the air in the cyclone chamber 170 . That is, when the lower collecting system is adopted, the grill assembly 200 may not prevent the dust from separating from the air in the cyclone chamber 170.
PCT/KR2018/008630 2017-08-07 2018-07-30 사이클론 집진장치, 이를 포함하는 진공청소기 및 핸디-스틱형 진공청소기 WO2019031749A1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880051652.4A CN111031870B (zh) 2017-08-07 2018-07-30 旋风除尘装置以及包括旋风除尘装置的真空吸尘器和手持-杆式真空吸尘器
EP18844477.2A EP3639714A4 (en) 2017-08-07 2018-07-30 CYCLE DUST COLLECTOR, VACUUM CLEANER AND VACUUM CLEANER THEREFOR
US16/637,466 US20200245834A1 (en) 2017-08-07 2018-07-30 Cyclone dust collector, vacuum cleaner having the cyclone dust collector, and handy-stick type vacuum cleaner having the cyclone dust collector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170099853A KR102341743B1 (ko) 2017-08-07 2017-08-07 사이클론 집진장치, 이를 포함하는 진공청소기 및 핸디-스틱형 진공청소기
KR10-2017-0099853 2017-08-07

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US (1) US20200245834A1 (zh)
EP (1) EP3639714A4 (zh)
KR (1) KR102341743B1 (zh)
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WO (1) WO2019031749A1 (zh)

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CN113303701A (zh) * 2021-05-27 2021-08-27 北京小狗吸尘器集团股份有限公司 一种真空吸尘器
JP1764040S (ja) * 2022-03-30 2024-02-21 掃除機用ハンドル

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US20100154367A1 (en) * 2008-12-19 2010-06-24 Bissell Homecare, Inc. Vacuum Cleaner and Cyclone Module Therefor
US20160367094A1 (en) * 2010-03-12 2016-12-22 Omachron Intellectual Property Inc. Surface cleaning apparatus
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KR20190015967A (ko) 2019-02-15
CN111031870A (zh) 2020-04-17
US20200245834A1 (en) 2020-08-06
EP3639714A4 (en) 2020-07-22
CN111031870B (zh) 2022-08-12
KR102341743B1 (ko) 2021-12-22
EP3639714A1 (en) 2020-04-22

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