KR920002084A - Blower assembly and impeller used in vacuum cleaners and vacuum cleaners - Google Patents

Blower assembly and impeller used in vacuum cleaners and vacuum cleaners Download PDF

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Publication number
KR920002084A
KR920002084A KR1019910012210A KR910012210A KR920002084A KR 920002084 A KR920002084 A KR 920002084A KR 1019910012210 A KR1019910012210 A KR 1019910012210A KR 910012210 A KR910012210 A KR 910012210A KR 920002084 A KR920002084 A KR 920002084A
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KR
South Korea
Prior art keywords
impeller
diffuser
vacuum cleaner
inlet
vane
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KR1019910012210A
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Korean (ko)
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KR0180742B1 (en
Inventor
유끼지 이와세
시게노리 사또
마사오 스나가와
히사노리 도요시마
Original Assignee
미다 가쓰시게
가부시기가이샤 히다찌세이사꾸쇼
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Publication of KR920002084A publication Critical patent/KR920002084A/en
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Publication of KR0180742B1 publication Critical patent/KR0180742B1/en

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00Structural features of suction cleaners
    • A47L5/12Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/02Nozzles
    • A47L9/08Nozzles with means adapted for blowing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Electric Suction Cleaners (AREA)

Abstract

내용 없음No content

Description

전기청소기 및 전기청소기에 사용되는 송풍기 어셈블리와 임펠라Blower assembly and impeller used in vacuum cleaners and vacuum cleaners

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본원 발명의 일실시예를 도시한 전동송풍기의 일부단면을 포함한 정면도. 제2도는 제1도의 송풍기의 종단면도, 제3도는 및 제4도는 일본국 특개소 59(1984)-74396호의 송풍기와 제2도의 송풍기에 있어서의 각각의 기류를 도시한 도면.1 is a front view including a partial cross section of the electric blower showing an embodiment of the present invention. FIG. 2 is a longitudinal sectional view of the blower of FIG. 1, FIG. 3 and FIG. 4 show respective air flows in the blower of Japanese Patent Laid-Open No. 59 (1984) -74396 and the blower of FIG.

Claims (12)

송풍기용 전등기(81)와, 이 송풍기용 전동기(81)로 구동되는 베인이 부설된 원심형 임팰러(90)와, 이 임펠러(90)의 의주연장상에 형성된 공기디퓨저(989)로 구성된 전기청소기용 송풍기어셈블리에 있어서, 상기 임펠러(90)의 입구 및 출구에서의 기류효율을 개선하기 위해 상기 임펠러(90)는 자오면(子午面)에서 볼 때 베인입 구영역으로부터 내측플랜지(97b)로 만곡되는 측판(37)을 가지고 및/또는 상기 공기디퓨저(89)는 1도 내지4도의 범위로 입구각이 설정된 베인(94)을 가진 것을 특징으로 하는 전기청소기용 송풍기어셈블리.A blower lamp 81, a centrifugal impeller 90 with vanes driven by the blower electric motor 81, and an air diffuser 989 formed on the periphery of the impeller 90 In the blower assembly for the vacuum cleaner, in order to improve the airflow efficiency at the inlet and outlet of the impeller 90, the impeller 90 is moved from the vane inlet area to the inner flange 97b when viewed from the meridion plane. And / or said air diffuser (89) having a vane (94) having an inlet angle set in a range of 1 to 4 degrees. 회전측 주위의 중앙공기흡입구영역과, 이 흡입구영역으로부터 외측으로 연장되는 복수의 베인(96)과, 이베인(96)을 그 측측에서 덮으면서 이 베인에 부착되어 있는 측판(97)으로 구성된 전기청소기용 임펠러(90)에 있어서, 코킹부(99)의 최내측으로부터 상기 베인(96)의 의주선단을 자오면에서 볼 때 상기 측판(97)은 대략 직선형이고, 코킹부(99)의 최내측으로부터 반경방향 내측을 자오면에서 볼 때 상기 측판(97)은 만곡되어 상기 흡입구영역을 둘러싸는 플랜지(97b)를 형성하는 동시에, 상기 베인(96)으로부터 멀어지는 방향으로 향하는 것을 특징으로 하는 전기청소기용 임펠러.A vacuum cleaner composed of a central air intake region around the rotation side, a plurality of vanes 96 extending outwardly from the intake region, and a side plate 97 attached to the vanes while covering the vane 96 on its side. In the impeller 90, the side plate 97 is substantially straight when the main end of the vane 96 is viewed from the innermost side of the caulking portion 99, and the radius from the innermost side of the caulking portion 99 is radial. The side plate (97) is curved when viewed from the inner side in the meridion to form a flange (97b) surrounding the inlet area, and at the same time facing away from the vane (96). 제2항에 있어서, 상기 측판(97)은 상기 베인(96)부근의 영역에서 형태상 원추대(원추대(圓錐臺)인 것을 특징으로 하는 전기청소기용 임페러.3. The impeller for an electric vacuum cleaner according to claim 2, wherein said side plate (97) is a cone in shape in the region near said vane (96). 제2항 또는 제 3항에 있어서, 상기 측판(97)의 상기 플랜지(97b)의 단부는 자오면에서 볼 때 상기 축에 대해 30도의 이하의 각도에 있는 것을 특징으로 하는 전기청소기용 임펠러.The impeller for a vacuum cleaner according to claim 2 or 3, wherein an end of the flange (97b) of the side plate (97) is at an angle of 30 degrees or less with respect to the axis when viewed from the meridian plane. 제2항 내지 제4항중 어느 한항에 있어서, (a)상기 플래지(97b)로 향하는 만곡부(97a)에 있어서의 상기 측판(97)의 곡률반경과,(b)축방향에 있어서의 베인입구 폭과의 비를 0.5 내지 1.0의 범위로 설정한 것을 특징으로 하는 전기청소기용 임펠러The curvature radius of the said side plate 97 in the curved part 97a which goes to the said flange 97b, and the width of the vane opening in the axial direction of any one of Claims 2-4. Impeller for electric vacuum cleaner, characterized in that the ratio of and set in the range of 0.5 to 1.0. 제2항 내지 제5항중 어느 한하의 임펠러(90)와, 이 임펠러(90)에 직결된 송풍기용 전동기(81)와, 상기 임펠러(90)를 덮고, 상기 임펠러(90)의 입구영역으로 기류를 흐르게 하기 위한 공기흡입구(93)통로를 가지는 케이싱(92)으로 구성되고, 상기 공기흡입구(93)통로는 자오면에서 볼 때 반경방향 내측에서 상기 측판(97)의 플렌지(97b)를 오버랩하는 상기 케이싱(92)의 내측절곡플랜지(92a)에 의해 형성된 것을 특징으로 하는 전기청소기.The impeller 90 of any one of Claims 2-5, the electric motor 81 for the blower connected directly to this impeller 90, and the said impeller 90, and airflow to the inlet area of the said impeller 90 And a casing 92 having an air inlet 93 passage for flowing the air inlet 93, wherein the air intake 93 passage overlaps the flange 97b of the side plate 97 in the radially inner side when viewed from the meridian surface. Vacuum cleaner, characterized in that formed by the inner bending flange (92a) of the casing (92). 임펠러(90)와, 이 임펠러(90)에 직결된 송풍기용 전동기(81)와, 상기 임펠러(90)의 의주연장상에 형성된 복수의 디퓨저베인(94)을 가지는 디퓨저(89)로 구성된 전기청소기에 있어서, 상기 디퓨저베인(94)의 입구각은 1도 내지 4도의 범위로 설정된 것을 특징으로 하는 전기청소기.An electric vacuum cleaner comprising an impeller 90, a blower electric motor 81 directly connected to the impeller 90, and a diffuser 89 having a plurality of diffuser vanes 94 formed on a peripheral extension of the impeller 90. The inlet angle of the diffuser vane (94) is characterized in that it is set in the range of 1 degree to 4 degrees. 제7항에 있어서, 상기 디퓨저베인(94)의 인접한 쌍사이의 스로트폭(ws)과, 상기 디퓨저베인(94)의 입구내경의 비는 0.017 내지 0.025의 범위로 설정된 것을 특징으로 하는 전기청소기.8. The vacuum cleaner of claim 7, wherein a ratio of the throat width (ws) between adjacent pairs of the diffuser vanes (94) and the inlet diameter of the diffuser vanes (94) is set in a range of 0.017 to 0.025. . 제7항 또는 제8항에 있어서, 전동기를 냉각하기 위해 상기 디퓨제인(94)으로부터 상기 송풍기용 전동기(81)로 공기를 안내하기 위한 복귀안내 통로를 가진 것을 특징으로 하는 전기청소기.The vacuum cleaner as claimed in claim 7 or 8, having a return guide passage for guiding air from the diffuser (94) to the electric motor (81) for cooling the electric motor. 제9항에 있어서, 상기 복귀안내통로는 반경방향 내측으로 연장되고, 둥근외주에지를 가지는 횡반(橫斑)(89a)에 의해 상기 임펠러(90) 및 상기 디퓨저베인(94)의 영역으로부터 분리된 것을 특징으로 하는 전기청소기.The return guide path is radially inwardly separated from the region of the impeller 90 and the diffuser vane 94 by a transverse plate 89a having a rounded outer circumferential edge. Vacuum cleaner, characterized in that. 제7항 내지 제10항중 어느 한항에 있어서, 디퓨저베인(94)의 스로트의 전체면적과 디퓨저입구의 실제면적과의 비식중 Zvd=디퓨저베인의 측방향폭 ws=디퓨저베인의 스로트폭 D3=디퓨저베인의 입구직경 β3=디퓨제베인의 입구각은 1.75 내지 3.5의 범위로 설정된 것을 특징으로 하는 전기청소기.11. The method according to any one of claims 7 to 10, wherein the ratio of the total area of the throat of the diffuser vanes 94 to the actual area of the diffuser inlet. Wherein Z vd = lateral width of diffuser vanes ws = throat width of diffuser vanes D 3 = inlet diameter of diffuser vanes β 3 = inlet angle of diffuser vanes is an electric vacuum cleaner, characterized in that set in the range of 1.75 to 3.5. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910012210A 1990-07-20 1991-07-18 Vacuum cleaner having an impeller and diffuser KR0180742B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP90-190540 1990-07-20
JP2190540A JP2852106B2 (en) 1990-07-20 1990-07-20 Vacuum cleaner and electric blower

Publications (2)

Publication Number Publication Date
KR920002084A true KR920002084A (en) 1992-02-28
KR0180742B1 KR0180742B1 (en) 1999-02-01

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Application Number Title Priority Date Filing Date
KR1019910012210A KR0180742B1 (en) 1990-07-20 1991-07-18 Vacuum cleaner having an impeller and diffuser

Country Status (4)

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EP (2) EP0602007B1 (en)
JP (1) JP2852106B2 (en)
KR (1) KR0180742B1 (en)
DE (2) DE69127832T2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030048918A (en) * 2001-12-13 2003-06-25 주식회사 엘지이아이 The centrifugal blower of a vacuum cleaner
KR100409173B1 (en) * 1995-06-26 2004-03-26 가부시끼가이샤 히다치 세이사꾸쇼 Electric vacuum cleaner
KR100437018B1 (en) * 2001-08-29 2004-06-23 엘지전자 주식회사 Centrifugal blower for vacuum cleaner

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997019629A1 (en) * 1995-11-24 1997-06-05 Nilfisk A/S A blower for a vacuum cleaner
DE19605742A1 (en) * 1996-02-16 1997-08-21 Vorwerk Co Interholding Electric motor with impeller wheel
DE19606146A1 (en) * 1996-02-20 1997-08-21 Vorwerk Co Interholding High-speed electric motor
EP0888663A2 (en) * 1996-03-29 1999-01-07 AEG Hausgeräte GmbH Turbomachine, especially for a domestic appliance
DE19733687B4 (en) * 1996-08-12 2005-04-21 Samsung Kwangju Electronics Co., Ltd. Motor fan for a cleaning device
JP3840299B2 (en) 1996-12-27 2006-11-01 日本テトラパック株式会社 Folding line forming device for package manufacturing equipment
DE19717154A1 (en) 1997-04-23 1998-10-29 Bosch Siemens Hausgeraete Fan arrangement
DE69830204T2 (en) * 1998-09-11 2006-02-16 Peter John King LIQUID PUMP
DE19855905B4 (en) * 1998-12-03 2013-02-21 BSH Bosch und Siemens Hausgeräte GmbH blower assembly
CN1124417C (en) * 1999-04-20 2003-10-15 三洋电机株式会社 Motor wind blower and motor dust cleaner thereof
GB0203147D0 (en) * 2002-02-11 2002-03-27 Dyson Ltd An exhaust assembly
GB0613796D0 (en) * 2006-07-12 2006-08-23 Johnson Electric Sa Blower
CN103321922B (en) * 2012-03-22 2016-11-23 德昌电机(深圳)有限公司 Blower fan and there is vacuum cleaner and the hand dryer of this blower fan
DE102017215261B4 (en) 2017-08-31 2020-12-24 BSH Hausgeräte GmbH BLOWER FOR AN ELECTRICAL DEVICE
WO2023108921A1 (en) * 2021-12-16 2023-06-22 广东威灵电机制造有限公司 Fan and cleaning device with same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT1967B (en) * 1899-12-23 1900-08-25 Richard Arnold
FR2076426A5 (en) * 1970-01-14 1971-10-15 Cit Alcatel
US4012166A (en) * 1974-12-04 1977-03-15 Deere & Company Supersonic shock wave compressor diffuser with circular arc channels
JPS5349313A (en) * 1976-10-18 1978-05-04 Matsushita Electric Ind Co Ltd Motor fan for vacuum cleaners
DE3204113A1 (en) * 1982-02-06 1983-08-11 Henschel Gerätebau GmbH, 3035 Hodenhagen Turbine for a hand-held car or camping vacuum cleaner
JPS58134698U (en) * 1982-03-05 1983-09-10 日産自動車株式会社 variable diffuser
US4547927A (en) * 1983-12-08 1985-10-22 Shop-Vac Corporation Compact vacuum cleaner
JPS60173398A (en) * 1984-02-16 1985-09-06 Matsushita Electric Ind Co Ltd Blower
US4735555A (en) * 1985-10-01 1988-04-05 Rexair, Inc. Air blower assembly for vacuum cleaner
US4797072A (en) * 1987-06-19 1989-01-10 Shop-Vac Corporation Portable electric blower
JPH02156920A (en) * 1988-12-09 1990-06-15 Hitachi Ltd Vacuum cleaner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100409173B1 (en) * 1995-06-26 2004-03-26 가부시끼가이샤 히다치 세이사꾸쇼 Electric vacuum cleaner
KR100437018B1 (en) * 2001-08-29 2004-06-23 엘지전자 주식회사 Centrifugal blower for vacuum cleaner
KR20030048918A (en) * 2001-12-13 2003-06-25 주식회사 엘지이아이 The centrifugal blower of a vacuum cleaner

Also Published As

Publication number Publication date
EP0467557A1 (en) 1992-01-22
KR0180742B1 (en) 1999-02-01
EP0467557B1 (en) 1994-12-14
JPH0481600A (en) 1992-03-16
DE69127832D1 (en) 1997-11-06
EP0602007A3 (en) 1994-12-28
DE69105845T2 (en) 1995-04-27
DE69127832T2 (en) 1998-04-30
EP0602007A2 (en) 1994-06-15
EP0602007B1 (en) 1997-10-01
EP0467557B2 (en) 2001-09-26
JP2852106B2 (en) 1999-01-27
DE69105845D1 (en) 1995-01-26

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