US20030159235A1 - Cyclone dust collecting apparatus for a vacuum cleaner - Google Patents

Cyclone dust collecting apparatus for a vacuum cleaner Download PDF

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Publication number
US20030159235A1
US20030159235A1 US10/143,990 US14399002A US2003159235A1 US 20030159235 A1 US20030159235 A1 US 20030159235A1 US 14399002 A US14399002 A US 14399002A US 2003159235 A1 US2003159235 A1 US 2003159235A1
Authority
US
United States
Prior art keywords
grill
sweeper
assembly
cyclone
air
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.)
Abandoned
Application number
US10/143,990
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English (en)
Inventor
Jang-Keun Oh
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Gwangju Electronics 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 Samsung Gwangju Electronics Co Ltd filed Critical Samsung Gwangju Electronics Co Ltd
Assigned to SAMSUNG GWANGJU ELECTRONICS CO., LTD. reassignment SAMSUNG GWANGJU ELECTRONICS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: OH, JANG-KEUN
Publication of US20030159235A1 publication Critical patent/US20030159235A1/en
Abandoned legal-status Critical Current

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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
    • 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
    • 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
    • A47L9/20—Means for cleaning filters

Definitions

  • the present invention relates to a cyclone-dust collecting-apparatus for a vacuum cleaner, and more particularly, to a cyclone dust collecting apparatus for a vacuum cleaner having a dust removing means for removing contaminants from a grill assembly easily.
  • a cyclone dust collecting apparatus for a vacuum cleaner separates and collects contaminants from contaminant-laden air that is drawn into the cleaner through a suction port, by generating a vortex of air and using a centrifugal force from such generated vortex of air.
  • FIG. 1 schematically shows the structure of the vacuum cleaner having the cyclone dust collecting apparatus of the U.S. Pat. No. 6,195,835.
  • the cyclone dust collecting apparatus includes a cyclone body 20 , a dust receptacle 30 and a grill assembly 40 .
  • the cyclone body 20 includes a first connection pipe 21 connected to a suction port extension pipe 1 a , a second connection pipe 22 connected to the cleaner body extension pipe 1 b , an air inflow port 23 interconnected with the first connection pipe 21 , and an air outflow port 24 interconnected with the second connection pipe 22 .
  • the contaminant-laden air is drawn in through the air inflow port 23 , forming a whirling current.
  • the dust receptacle 30 is removably connected to the cyclone body 20 , and receives the contaminants separated from the air by the centrifugal force of the whirling air current of the cyclone body 20 .
  • the grill assembly 40 is disposed at the air outflow port 24 of the cyclone body 20 , to prevent a reversal flow of the collected contaminants through the air outflow port 24 .
  • the grill assembly 40 includes a grill body 41 , a plurality of fine holes 42 formed in an outer circumference of the grill body 41 to form a passage to the air outflow port 24 , and a contaminant reversal preventing plate 43 of conical shape formed at the lower end of the grill body 41 .
  • the contaminant-laden air is drawn in by a suction force that is generated at the suction port 2 of the vacuum cleaner, into the cyclone body 20 in a diagonal direction through the first connection pipe 21 and the air inflow port 23 .
  • the drawn air flows downward the cyclone body 20 , forming a vortex air current (indicated in solid-lined arrow of FIG. 1).
  • contaminants are separated from the air by the centrifugal force of the vortex air, and received in the dust receptacle 30 .
  • the air As the air current hits against the bottom of the dust receptacle 30 , the air flows in the reversal direction, i.e., it flows upward the cyclone body 20 . The air then flows through the fine holes 42 of the grill assembly 40 , the air outflow port 24 and the second connection pipe 22 , and then discharged into the cleaner body 1 (indicated by a dot-lined arrow of FIG. 1). Some contaminants, floating in the upwardly moving air current, are hit against the contaminant reversal preventing plate 43 and thus reflected into the vortex air current.
  • the present invention has been made to overcome the above-mentioned problems of the prior art. Accordingly, it is an object of the present invention to provide a cyclone dust collecting apparatus for a vacuum cleaner in which contaminants are removed from a grill assembly easily with a dust receptacle being still in a mounted position, and also the contaminants removed from the grill assembly are collected in the dust receptacle so as to keep the surrounding area clean.
  • a cyclone dust collecting apparatus for a vacuum cleaner including a cyclone body comprising: a first connection pipe connected to an extension pipe adjacent to a suction port of the vacuum cleaner, a second connection pipe connected to the extension pipe adjacent to a body of the vacuum cleaner.
  • the dust collecting apparatus has an air inflow port interconnected with the first connection pipe, and an air outflow port interconnected with the second connection pipe.
  • the cyclone body is configured for forming a vortex with a contaminant-laden air that is drawn in through the air inflow port, and includes a dust receptacle removably connected to the cyclone body for receiving contaminants separated from the air by the vortex.
  • a grill assembly disposed at the air outflow port of the cyclone body, the grill assembly having a plurality of longitudinal slots formed in an outer circumference of the grill body at a constant interval from each other to form a passage toward the air outflow port.
  • the grill assembly prevents a reverse flow of contaminants collected in the dust receptacle through the air outflow port of the cyclone body.
  • a contaminant removing member or sweeper which is movable along the outer circumference of the grill body is movable upward and downward to remove contaminants that become attached to and around the respective longitudinal slots of the grill assembly. An end of the contaminant removing member is connected to a rack that extends upward from the connected end.
  • the rack engages a pinion with a gear portion disposed in the cyclone body.
  • the gear portion of the pinion is meshed with a gear portion of the rack.
  • the pinion is also connected by a shaft to a knob that is positioned outside of the cyclone body.
  • the plurality of longitudinal slots in the grill assembly include at least two opposing slots which serve as guides for the contaminant removing member.
  • the contaminant removing member comprises a cylindrical body with at least one rib that is inserted into a corresponding one of the opposing slots in the grill assembly to enable the contaminant removing member to move upward and downward along the grill assembly via the rack and pinion connection.
  • the contaminant removing member also includes a brush member that is attached to an inner circumference of its cylindrical body for making contact with the grill assembly to thereby clean the surface thereof.
  • the grill assembly also includes a conical contaminant reversal prevention plate, which is integrally formed with a lower end of the grill body.
  • FIG. 1 is a sectional view of a conventional cyclone dust collecting apparatus for a vacuum cleaner
  • FIG. 2 is an exploded perspective view of a cyclone dust collecting apparatus for a vacuum cleaner according to the preferred embodiment of the present invention.
  • FIG. 3 is a sectional view showing a contaminant removing unit of the cyclone dust collecting apparatus for a vacuum cleaner of FIG. 2 being assembled.
  • FIG. 2 is an exploded perspective view of a cyclone dust collecting apparatus for a vacuum cleaner according to the preferred embodiment of the present invention
  • FIG. 3 is a sectional view showing a contaminant removing or grill sweeper unit of the cyclone dust collecting apparatus for a vacuum cleaner of FIG. 2 being assembled.
  • the cyclone dust collecting apparatus for vacuum cleaner includes a cyclone body 100 , a dust receptacle 200 , a grill assembly 300 and a contaminant removing unit 400 .
  • the cyclone body 100 is divided into an upper body 110 and a lower body 120 , which are connected to each other by a plurality of screws 130 .
  • the lower body 120 has a first connection pipe 121 connected to an extension pipe 1 a at the suction port of the cleaner, and an air inflow port 122 interconnected with the first connection pipe 121 .
  • the upper body 110 has a second connection pipe 111 connected to the extension pipe 1 b at the body of the cleaner, and an air outflow port 112 interconnected with the second connection pipe 111 .
  • the upper body 110 also has a through hole 113 formed at a side.
  • the contaminant-laden air, drawn in through the suction port of the cleaner, is drawn into the cyclone body 100 through the first connection pipe 121 and the air inflow port 122 in a diagonal direction.
  • a vortex of air occurs in the cyclone body 100 and the dust receptacle 200 , generating a centrifugal force that separates the contaminants from the air.
  • the dust receptacle 200 is removably connected to the cyclone body 100 , for forming the vortex of air in cooperation with the cyclone body 100 .
  • the dust receptacle 200 also receives the contaminants separated from the air.
  • the grill assembly 300 is disposed at the air outflow port 112 of the cyclone body 100 , for preventing a reversal of the contaminants of the dust receptacle 200 to the air outflow port 112 .
  • a grill assembly 300 includes a grill body 310 , a plurality of longitudinal slots 320 formed on the outer circumference of the grill body 310 to form a passage toward the air outflow port 112 , and a contaminant reversal preventing plate 330 in a conical shape which is formed at the lower end of the grill body 310 .
  • the grill body 310 is supported on the upper and lower bodies 120 , 110 of the cyclone body 100 at its upper rim, and thereby, the grill assembly 300 is disposed at the air outflow port 112 of the cyclone body 100 .
  • the plurality of longitudinal slots 320 are formed along the longitudinal direction of the grill body 310 at a predetermined distance from one another. At least two opposing longitudinal slots 320 are formed such that these slots 320 also serve the function as a guide for a dust removing member (described later) when the dust removing member is moved upward and downward.
  • the contaminant reversal preventing plate 330 blocks the contaminants of the upwardly moving air in the dust receptacle 200 before the contaminants reach the grill body 310 . Accordingly, the contaminants fall.
  • the contaminant removing or unit 400 removes the contaminants attached to and around the slots 320 of the grill assembly 300 , and includes a contaminant removing member or grill sweeper 410 , a rack 420 , a pinion 430 and a knob 440 .
  • the contaminant removing member 410 is movable in a longitudinal direction along the outer circumference of the grill body 310 of the grill assembly 300 .
  • the contaminant removing member 410 includes a cylindrical body 411 , a brush 412 attached to an inner circumference of the cylindrical body 411 , and a rib 413 arranged along the inner portion of the cylindrical body 411 by the same number as that of the longitudinal slots 320 that serve as the guide for the grill body 310 .
  • the number of rib 413 can be four (4) as shown in FIG. 2, or 2 or 3 , at a constant interval.
  • this embodiment depicts the four (4) slots 320 serving as the guide, the number of the slots 320 can be varied to, for example, two (2) through four (4).
  • the rack 420 is extended upward, with its one end being fixed at the rib 413 of the contaminant removing member 410 . Accordingly, as the rack 420 is pulled, the contaminant removing member 410 is moved upward and downward.
  • the rack 420 has a gear portion 421 at one side thereof.
  • the pinion 430 is disposed at a certain position of the inner portion of the upper body 110 of the cyclone body 100 .
  • the pinion 430 has a gear portion that is meshed with the gear portion 421 of the rack 420 . Accordingly, as the pinion 430 is rotated, the rack 420 is moved upward or downward, and as a result, the contaminant removing member 410 is moved upward or downward.
  • the knob 440 is connected with the pinion 430 with a shaft 441 .
  • the shaft 441 is protruded out of the upper body 110 through the through hole 113 that is formed at a side of the upper body 110 .
  • the protruding end of the shaft 441 is connected with the knob 440 . Accordingly, as the knob 440 is rotated, and pinion 430 is rotated together.
  • a guide 340 can be formed at an inner side of the grill body 310 , to guide the movement of the rack 420 . It is preferred that the through hole 113 of the cyclone body 100 being sealed by a sealing 114 .
  • the vacuum cleaner As the vacuum cleaner is operated, by the strong suction force generated at the suction port, the contaminant-laden air is drawn into the cyclone body 100 through the first connection pipe 121 and the air inflow port 122 in a diagonal direction. The drawn air is turned into a vortex, while moving down to the dust receptacle 200 . During this process, by the centrifugal force of the vortex air, the contaminants are separated from the air and received in the dust receptacle 200 .
  • the contaminant-laden air is discharged toward the cleaner body through the respective longitudinal slots 320 of the grill assembly 300 , the air outflow port 112 and the second connection pipe 111 .
  • some contaminants which are entrained in the upwardly moving air current in the dust receptacle 200 , are hit against the contaminant reversal preventing plate 330 and reflected to the vortex air.
  • Some large particles of the contaminants which are still left after the contaminant reversal preventing plate 330 , are filtered out at the longitudinal slots 320 and reflected back to the vortex air, and the air is discharged through the longitudinal slots 320 of the grill assembly 300 .
  • the knob 440 When the knob 440 is rotated in a reversal direction, the pinion 430 is reverse-rotated, and accordingly the rack 420 is moved downward. Accordingly, the contaminant removing member 410 is moved downward to a position indicated by a solid line of FIG. 3 along the outer circumference of the grill body 310 . When the contaminant removing member 410 descends, the contaminants are also removed. The removed contaminants are received in the dust receptacle 200 .
  • the contaminants at the longitudinal slots 320 of the grill assembly 300 can be removed very easily, with the dust receptacle 200 in position.
  • the vacuum cleaner since the user can remove the contaminants from the longitudinal slots 320 of the grill assembly 300 very easily with the dust receptacle 200 remaining in the mounted position, the vacuum cleaner becomes not only easy to use, but also environmentally friendly as no contaminants float out during the removal of contaminants from the grill assembly 300 .

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Cyclones (AREA)
US10/143,990 2002-02-28 2002-05-14 Cyclone dust collecting apparatus for a vacuum cleaner Abandoned US20030159235A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2002-0011041 2002-02-28
KR10-2002-0011041A KR100445808B1 (ko) 2002-02-28 2002-02-28 진공청소기용 사이클론 집진장치

Publications (1)

Publication Number Publication Date
US20030159235A1 true US20030159235A1 (en) 2003-08-28

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US10/143,990 Abandoned US20030159235A1 (en) 2002-02-28 2002-05-14 Cyclone dust collecting apparatus for a vacuum cleaner

Country Status (12)

Country Link
US (1) US20030159235A1 (ru)
KR (1) KR100445808B1 (ru)
CN (1) CN1208019C (ru)
AU (1) AU779621B2 (ru)
CA (1) CA2397015A1 (ru)
DE (1) DE10225908B4 (ru)
EG (1) EG23199A (ru)
ES (1) ES2235573A1 (ru)
FR (1) FR2836361A1 (ru)
GB (1) GB2385812B (ru)
IT (1) ITTO20030110A1 (ru)
RU (1) RU2238022C2 (ru)

Cited By (41)

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Publication number Priority date Publication date Assignee Title
US20030221280A1 (en) * 2002-06-04 2003-12-04 Jang-Keun Oh Cyclone-type dust-collecting apparatus for use in a vacuum cleaner
US6928692B2 (en) 2002-05-11 2005-08-16 Samsung Gwangju Electronics Co., Ltd. Cyclone-type dust collecting apparatus for vacuum cleaner
EP1574160A1 (en) * 2004-03-09 2005-09-14 LG Electronics Inc. Filter device for a vacuum cleaner
EP1836942A2 (en) * 2006-03-24 2007-09-26 Samsung Gwangju Electronics Co., Ltd. Cyclone dust collecting apparatus for vacuum cleaner
US20080040883A1 (en) * 2006-04-10 2008-02-21 Jonas Beskow Air Flow Losses in a Vacuum Cleaners
US20080264007A1 (en) * 2007-04-30 2008-10-30 Samsung Gwangju Electronics Co., Ltd. Dust collecting apparatus for vacuum cleaner
US20080264014A1 (en) * 2007-04-30 2008-10-30 Samsung Gwangju Electronics Co. Ltd. Dust compressing apparatus of vacuum cleaner
US20090165239A1 (en) * 2006-03-24 2009-07-02 Thommy Frantzen Handheld Vacuum Cleaner
US20100017997A1 (en) * 2006-04-10 2010-01-28 Jonas Beskow Vacuum Cleaner
US20100083459A1 (en) * 2007-01-19 2010-04-08 Aktiebolaget Electrolux Air Flow Losses in Vacuum Cleaners
US20100218339A1 (en) * 2007-01-23 2010-09-02 Fahlstroem Johan Vacuum Cleaner Nozzle
US8225456B2 (en) 2003-02-10 2012-07-24 Ab Electrolux Hand held vacuum cleaner
EP1987755A3 (en) * 2007-04-30 2013-01-09 Samsung Electronics Co., Ltd. Vacuum cleaner
US8424154B2 (en) 2006-04-10 2013-04-23 Ab Electrolux Vacuum cleaner with filter cleaning means
US20160278592A1 (en) * 2015-03-27 2016-09-29 Samsung Electronics Co., Ltd. Cyclone dust collector and vacuum cleaning device having the same
US9693665B2 (en) 2014-10-22 2017-07-04 Techtronic Industries Co. Ltd. Vacuum cleaner having cyclonic separator
US9775483B2 (en) 2014-10-22 2017-10-03 Techtronic Industries Co. Ltd. Vacuum cleaner having cyclonic separator
US20180055318A1 (en) * 2016-08-24 2018-03-01 Shop Vac Corporation Vacuum Cleaner Having a Filter Cleaning Mechanism
US10117551B2 (en) 2014-10-22 2018-11-06 Techtronic Industries Co. Ltd. Handheld vacuum cleaner
US10143345B2 (en) 2016-01-22 2018-12-04 Dyson Technology Limited Vacuum cleaning apparatus
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US10390670B2 (en) 2016-01-22 2019-08-27 Dyson Technology Limited Separating apparatus and vacuum cleaner
US10595696B2 (en) 2018-05-01 2020-03-24 Sharkninja Operating Llc Docking station for robotic cleaner
US10631697B2 (en) 2014-02-14 2020-04-28 Techtronic Industries Co. Ltd. Separator configuration
US10736475B2 (en) 2015-11-10 2020-08-11 Techtronic Industries Co. Ltd. Handheld vacuum cleaner
US10869587B2 (en) * 2015-10-21 2020-12-22 Samsung Electronics Co., Ltd. Cyclone dust collecting apparatus and vacuum cleaner comprising same
US10898044B2 (en) * 2016-02-25 2021-01-26 Grey Technology Limited Dirt-collection chamber and suction head for a vacuum cleaner
US10925451B2 (en) * 2019-01-23 2021-02-23 Omachron Intellectual Property Inc. Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same
US10952578B2 (en) 2018-07-20 2021-03-23 Sharkninja Operating Llc Robotic cleaner debris removal docking station
US10966583B2 (en) * 2019-01-23 2021-04-06 Omachron Intellectual Property Inc. Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same
US10974258B2 (en) * 2019-01-23 2021-04-13 Omachron Intellectual Property Inc. Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same
US11013378B2 (en) 2018-04-20 2021-05-25 Omachon Intellectual Property Inc. Surface cleaning apparatus
US11213832B2 (en) 2019-01-23 2022-01-04 Omachron Intellectual Property Inc. Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same
US20220001399A1 (en) * 2019-01-23 2022-01-06 Omachron Intellectual Property Inc. Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same
US11266284B2 (en) * 2019-06-05 2022-03-08 Lg Electronics Inc. Cleaner
US20220193697A1 (en) * 2019-01-23 2022-06-23 Omachron Intellectual Property Inc. Surface cleaning apparatus
US11445873B2 (en) 2014-12-17 2022-09-20 Omachron Intellectual Property Inc. Hand carryable surface cleaning apparatus
US11445874B2 (en) 2014-12-17 2022-09-20 Omachron Intellectual Property Inc. Hand carryable surface cleaning apparatus
US11534043B2 (en) 2011-03-04 2022-12-27 Omachron Intellectual Property Inc. Surface cleaning apparatus
US12035872B2 (en) 2022-08-05 2024-07-16 Techtronic Industries Co. Ltd. Handheld vacuum cleaner

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KR100437106B1 (ko) * 2002-05-31 2004-06-23 삼성광주전자 주식회사 진공청소기용 사이클론 집진장치
JP2005342304A (ja) * 2004-06-04 2005-12-15 Izumi Products Co サイクロン式ゴミ分離装置および電気掃除機
WO2008127003A1 (en) * 2007-04-12 2008-10-23 Lg Electronics Inc. Dust separating apparatus of vacuum cleaner
KR100833361B1 (ko) * 2007-05-07 2008-05-28 엘지전자 주식회사 진공 청소기의 먼지 분리 장치
DE202009006133U1 (de) 2009-04-28 2010-09-23 Nais Wasseraufbereitungstechnik Gmbh Aufbereitungsanlage für Brauchwasser
JP2011041613A (ja) * 2009-08-19 2011-03-03 Twinbird Corp サイクロン式掃除機
CN109137630B (zh) * 2018-08-16 2024-01-30 永发（江苏）模塑包装科技有限公司 一种纸浆重质去除装置
KR102222214B1 (ko) 2019-09-30 2021-03-03 엘지전자 주식회사 청소기

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ES2235573A1 (es) 2005-07-01
ITTO20030110A1 (it) 2003-09-01
DE10225908B4 (de) 2004-04-15
AU779621B2 (en) 2005-02-03
GB2385812B (en) 2005-03-09
EG23199A (en) 2004-07-31
CA2397015A1 (en) 2003-08-28
AU4444302A (en) 2003-09-04
CN1440717A (zh) 2003-09-10
GB2385812A (en) 2003-09-03
DE10225908A1 (de) 2003-09-18
CN1208019C (zh) 2005-06-29
GB0213911D0 (en) 2002-07-31
KR100445808B1 (ko) 2004-08-25
RU2238022C2 (ru) 2004-10-20
FR2836361A1 (fr) 2003-08-29
KR20030071374A (ko) 2003-09-03

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