EP1852048A2 - Aspirateur presentant une reduction des bruits et des vibrations - Google Patents

Aspirateur presentant une reduction des bruits et des vibrations Download PDF

Info

Publication number
EP1852048A2
EP1852048A2 EP06125798A EP06125798A EP1852048A2 EP 1852048 A2 EP1852048 A2 EP 1852048A2 EP 06125798 A EP06125798 A EP 06125798A EP 06125798 A EP06125798 A EP 06125798A EP 1852048 A2 EP1852048 A2 EP 1852048A2
Authority
EP
European Patent Office
Prior art keywords
separation unit
vacuum cleaner
main body
cyclone dust
dust separation
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.)
Granted
Application number
EP06125798A
Other languages
German (de)
English (en)
Other versions
EP1852048B1 (fr
EP1852048A3 (fr
Inventor
Jae Kyum 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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP1852048A2 publication Critical patent/EP1852048A2/fr
Publication of EP1852048A3 publication Critical patent/EP1852048A3/fr
Application granted granted Critical
Publication of EP1852048B1 publication Critical patent/EP1852048B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • A47L9/1616—Multiple arrangement thereof
    • A47L9/1641—Multiple arrangement thereof for parallel flow
    • 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
    • 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
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
    • 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

Definitions

  • the present invention relates to a vacuum cleaner, and more particularly, to a vacuum cleaner for lowering noise and vibration that are generated during the separation of dusts in a cyclone dust separation unit.
  • a vacuum cleaner is a device that can suck air containing dusts using suction generated by a motor mounted in a main body and filter off the dusts in a dust filtering unit.
  • the vacuum cleaner is classified into a canister type and an upright type.
  • the canister type vacuum cleaner includes a main body and a suction nozzle connected to the main body by a connection pipe.
  • the canister type vacuum cleaner includes a main body and a suction nozzle integrally formed with the main body.
  • a cyclone type vacuum cleaner that can separate dusts using a cyclone principle and collect the separated dusts in a dust collection unit.
  • a plurality of cyclone units are provided in the dust collection unit.
  • the air containing the dusts When suction is generated by a suction generation unit, the air containing the dusts is sucked into the suction nozzle and is then directed into a main body through an extending pipe.
  • the dusts contained in the sucked air are directed into the dust collection unit along a passage and spirally rotate along an inner wall of the cyclone unit.
  • the air and the dusts receive different centrifugal forces due to weight differences between them and thus are separated from each other.
  • the separated dusts are collected in the dust collection unit and the air separated from the dusts is discharged to an external side through a discharge portion formed on a side of the main body.
  • the air containing the dusts is sucked from an external side into the cyclone unit by the suction generated by a vacuum motor and separated from the dusts, in the coursed of which noise and vibration may be generated by, for example, the airflow.
  • the present invention is directed to a vacuum cleaner that substantially obviate one or more problems due to limitations and disadvantages of the related art.
  • An object of the present invention is to provide a vacuum cleaner for lowering noise and vibration that are generated during the separation of dusts in a cyclone dust separation unit.
  • Another object of the present invention is to provide a vacuum cleaner that can solve the displeasure of the user by lowering noise and vibration that are generated in the dust separation unit.
  • a vacuum cleaner including: a main body; a cyclone dust separation unit provided on the main body; and a cover installed on the main body and covering at least a portion of the cyclone dust separation unit for reducing noise generated from the cyclone dust separation unit.
  • the outer circumference of the cyclone separation unit having a plurality of the small cyclones is at least partly enclosed by the cover member, noise and vibration generated during the dust separation process in the cyclone separation unit can be lowered.
  • the cover member is spaced apart from the cyclone separation unit, a space is defined between the cover member and the cyclone separation unit and thus the noise and vibration cannot be propagated to an external side by the space.
  • Fig. 1 is a perspective view of a vacuum cleaner having a dust separation device according to an embodiment of the present invention.
  • a vacuum cleaner 10 includes a main body 100 and a dust separation device for separating and storing dusts contained in air sucked into the main body 100.
  • a suction nozzle (not shown) for sucking the air containing the dusts and a connection pipe for connecting the suction nozzle to the main body 100.
  • a main body suction portion 110 communicating with the suction nozzle is formed on a front-lower portion of the main body 100.
  • a main body discharge portion (not shown) through which the air whose dusts are separated is formed on a side of the main body 100.
  • a main body handle is formed on a top of the main body 100 for the user convenience.
  • the dust separation device includes a dust collection unit for storing the dusts contained in the air and a cyclone separation unit 300 for separating the dusts contained in the air sucked into the main body 100 using a cyclone principle.
  • the cyclone separation unit 300 is provided in the main body 100.
  • the dust collection unit 200 is detachably mounted on a front portion of the main body 100.
  • a mounting/dismounting lever 130 is provided on a front-upper portion of the main body 100.
  • the dust collection unit 200 functions to store the dusts separated by the cyclone separation unit 300 and to primarily separate the dusts from the air introduced in to the cyclone separation unit 300 using the cyclone principle.
  • the dust collection unit 200 includes a dust collection body 210 generating the cyclone current and provided with a dust storing portion in which the dusts separated by the cyclone current are stored.
  • the dust collection body 210 becomes a primary cyclone unit and the cyclone separation unit 300 becomes a secondary cyclone unit.
  • a cover member 310 for at least partly enclosing an outer circumference of the cyclone separation unit 300 is provided in the main body 100.
  • the dust collection unit 200 is detachably mounted on the main body 100 and communicates with the cyclone separation unit 300 as the dust collection unit 200 is mounted in the main body 100.
  • the cyclone separation unit 300 includes a plurality of cone-shaped small cyclones 301 arranged fanwise.
  • the cyclone separation unit 300 is provided on a front-upper portion of the main body 100. That is, the cyclone separation unit 300 is comprised of the plurality of the small cyclones 301.
  • a connection passage for connecting the dust collection unit 200 to the cyclone separation unit 300 is provided in the main body 100.
  • the dusts separated at the cyclone separation unit 300 are stored in the dust collection unit 200.
  • a dust storing portion for storing the dusts separated at the cyclone separation unit 300 are formed and separated from the dust storing portion for storing the dusts separated at the first cyclone unit.
  • the dust storing portion formed in the dust collection body 210 may include a first dust storing portion for storing the dusts separated in the dust collection body 210 and a second dust storing portion for storing the dusts separated by the cyclone separation unit 300.
  • the cover member 310 is detachably provided on the main body 100.
  • the cover member 310 is provided with a coupling hook and the main body 100 is provided with a hook coupling portion interlocked with the coupling hook.
  • the present invention is not limited to this.
  • the cover member 310 may be formed of a transparent material so that the user can identify the dust separation process in the cyclone separation unit 300. Therefore, the cyclone separation unit 300 is also formed of a transparent material.
  • the dusts contained in the air is primarily separated in the dust collection body 210.
  • the separated dusts are stored in the dust collection body 210.
  • the air whose dusts are primarily separated is discharged from the dust collection unit 200 and introduced into the main body 100. Then, the air is directed to the cyclone separation unit 300 along the connection passage provided in the main body 100.
  • the dusts still contained in the air are further separated in the cyclone separation unit 300.
  • the separated dusts are stored in the dust collection unit 200.
  • the air whose dusts are secondarily separated flows along a passage in the main body and is finally discharged to an external side.
  • Fig. 2 is a sectional view taken along line I-I' of Fig. 1.
  • the vacuum cleaner 10 is configured to lower the vibration and noise generated during the dust separation process in the cyclone separation unit 300 using the cover member 310 at least partly enclosing the outer circumference of the cyclone separation unit 300.
  • the cyclone separation unit 300 includes one or more small cyclones 301 arranged in parallel. Therefore, the air discharged from the dust collection unit 200 is separated into the small cyclones 301.
  • the dust collection unit 200 and the cyclone separation unit 300 are interconnected in series.
  • the air discharged from the dust collection unit 200 is directed to the cyclone separation unit 300 through the connection passage. Then, the air, as shown in Fig. 2, is separated at the inlet of the cyclone separation unit 300 and then introduced into the small cyclones 301. The dusts contained in the air introduced into the small cyclones 301 are separated therein.
  • the air discharged from the dust collection unit 200 passes through the small cyclones in order but simultaneously passes through the small cyclones 301.
  • the cyclone separation unit 300 is comprised of the plurality of small cyclones 301 having identical functions are arranged in parallel.
  • the parallel arrangement of the small cyclones 301 includes a zigzag arrangement of the small cyclones having different sizes and shapes and a parallel arrangement of the small cyclones having different sizes and shapes.
  • the air discharged from the dust collection unit 200 is simultaneously introduced into the small cyclones 301.
  • the cover member 310 is formed in a shape corresponding to the cyclone separation unit 300 to at least partly enclose the outer circumference of the cyclone separation unit 300. Accordingly, the portion of the cover member 310, which encloses the cyclone separation unit 300, defines an outer surface of the main body 100.
  • the vibration and noise generated during the dust separation process in the cyclone separation unit 300 can be interrupted by the cover member 310.
  • the cover member 310 is formed in a shape corresponding to the cyclone separation unit 300, the outer appearance of the cleaner can be improved.
  • a predetermined space 302 may be formed between the cover member 310 and the cyclone separation unit 300 to more effectively intercept the noise and vibration generated from the cyclone separation unit 300.
  • the noise generated from the cyclone separation unit 300 is primarily intercepted by the space 302 and secondarily intercepted by the cover member 310. Therefore, the noise intercepting effect can be enhanced.
  • cover member 310 is formed in the shape corresponding to the cyclone separation unit 300, the present invention is not limited to this embodiment.
  • the cover member may be formed in a variety of shapes.
  • the cover member 310 is spaced apart from the cyclone separation unit 300, the present invention is not limited to this. That is, the cover member 310 may closely contact the cyclone separation unit 300. In this case, the vibration reduction can be further improved.
  • Fig. 3 is a sectional view taken along line I-I' according to another embodiment of the present invention.
  • a cover member 310 of this embodiment encloses the cyclone separation unit 300 in a state where it is spaced apart from the cyclone separation unit 300. Therefore, a space 302 is formed between the cyclone separation unit 300 and the cover member 310.
  • the cover member 310 is provided at an inner surface with a plurality of noise reduction grooves 312 for reducing the noise generated ruing the dust separation process in the cyclone separation unit 300.
  • noise is a longitudinal wave that returns after colliding with a wall. Therefore, when the noise generated from the cyclone separation unit 300 is directed to the noise reduction grooves 312, the noise may be confined in the noise reduction groove 312 and thus disappeared, absorbed in the noise reduction groove 312, or diffused to be compensated for each other. Therefore, the noise reduction effect can be enhanced.
  • the noise is primarily reduced by the space 302 defined between the cover member 310 and the cyclone separation unit 300 and secondarily reduced by the noise reduction grooves 312. Then, the noise is thirdly reduced by the cover member 310. Therefore, the noise reduction effect can be further enhanced.
  • FIG. 4 is a sectional view taken along line I-I' of FIG. 1 according to still another embodiment of the present invention.
  • a cover member 310 covers an outer portion of the cyclone separation unit 300.
  • a noise reduction member 320 is interposed between the cover member 310 and the cyclone separation unit 300.
  • the noise reduction member 320 is formed in a shape corresponding to the cyclone separation unit 300 to enclose the outer circumference of the cyclone separation unit 300.
  • the cover member 310 covers the outer side of the cyclone separation unit 300 in a state where the noise reduction member 320 encloses the outer circumference of the cyclone separation unit 300.
  • the noise reduction member 320 may be formed of a sound absorption material such as a porous material or a sound shielding material for intercepting the sound.
  • the noised reduction member 320 for absorbing or intercepting the noise is interposed between the cover member 310 and the cyclone separation unit 300, the noise generated from the cyclone separation unit 300 is primarily absorbed or intercepted and secondarily reduced and intercepted by the cover member 310. Furthermore, since the noise reduction member 320 is disposed to enclose the cyclone separation unit 300, the vibration generated from the cyclone separation unit 300 can be also reduced.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Electric Suction Cleaners (AREA)
EP06125798A 2006-05-03 2006-12-11 Aspirateur presentant une reduction des bruits et des vibrations Not-in-force EP1852048B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020060040106A KR101282457B1 (ko) 2006-05-03 2006-05-03 먼지분리기구 및 이를 구비한 진공 청소기

Publications (3)

Publication Number Publication Date
EP1852048A2 true EP1852048A2 (fr) 2007-11-07
EP1852048A3 EP1852048A3 (fr) 2011-03-02
EP1852048B1 EP1852048B1 (fr) 2012-10-17

Family

ID=38377301

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06125798A Not-in-force EP1852048B1 (fr) 2006-05-03 2006-12-11 Aspirateur presentant une reduction des bruits et des vibrations

Country Status (6)

Country Link
EP (1) EP1852048B1 (fr)
JP (1) JP4824535B2 (fr)
KR (1) KR101282457B1 (fr)
CN (1) CN101066199B (fr)
AU (1) AU2006249292B2 (fr)
RU (1) RU2335228C1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2534304A (en) * 2013-03-13 2016-07-20 Techtronic Floor Care Tech Ltd Vacuum cleaner

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101480304B1 (ko) * 2008-01-16 2015-01-13 삼성전자주식회사 사이클론 집진장치 및 진공청소기

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100553042B1 (ko) 2004-12-27 2006-02-15 엘지전자 주식회사 진공 청소기의 집진유닛

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RU2019120C1 (ru) * 1992-04-23 1994-09-15 Геннадий Федосеевич Казунин Мобильный пылеотсасывающий аппарат
RU2069062C1 (ru) * 1992-07-28 1996-11-20 Александр Николаевич Головин Пылесос
RU2150226C1 (ru) * 1998-04-21 2000-06-10 Акционерное общество "Нижегородский машиностроительный завод" Пылесос
KR100500833B1 (ko) * 2003-05-24 2005-07-12 삼성광주전자 주식회사 진공청소기의 이중사이클론 집진장치
KR100536506B1 (ko) * 2003-09-09 2005-12-14 삼성광주전자 주식회사 사이클론 분리장치 및 이를 구비한 진공청소기
KR100554237B1 (ko) * 2003-09-08 2006-02-22 삼성광주전자 주식회사 사이클론 분리장치 및 이를 구비한 진공청소기
KR100533830B1 (ko) * 2004-05-14 2005-12-07 삼성광주전자 주식회사 다중 사이클론 집진장치
KR100554238B1 (ko) * 2004-11-15 2006-02-22 삼성광주전자 주식회사 사이클론 집진장치
KR100546629B1 (ko) * 2005-01-04 2006-01-26 엘지전자 주식회사 진공 청소기의 집진장치
GB2423037A (en) * 2005-02-15 2006-08-16 Techtronic Ind Co Ltd Cyclonic separator for suction cleaner

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100553042B1 (ko) 2004-12-27 2006-02-15 엘지전자 주식회사 진공 청소기의 집진유닛

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2534304A (en) * 2013-03-13 2016-07-20 Techtronic Floor Care Tech Ltd Vacuum cleaner

Also Published As

Publication number Publication date
AU2006249292A1 (en) 2007-11-22
JP4824535B2 (ja) 2011-11-30
KR20070107508A (ko) 2007-11-07
CN101066199B (zh) 2011-05-18
EP1852048B1 (fr) 2012-10-17
EP1852048A3 (fr) 2011-03-02
CN101066199A (zh) 2007-11-07
RU2006143775A (ru) 2008-06-20
JP2007296316A (ja) 2007-11-15
AU2006249292B2 (en) 2009-02-26
KR101282457B1 (ko) 2013-07-17
RU2335228C1 (ru) 2008-10-10

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