CN101489455B - 具有旋风器和马达前过滤器的手持式清洁设备 - Google Patents
具有旋风器和马达前过滤器的手持式清洁设备 Download PDFInfo
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- A—HUMAN NECESSITIES
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- 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
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- 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
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- A47L9/2805—Parameters or conditions being sensed
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- 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
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
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- A—HUMAN NECESSITIES
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- 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
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Abstract
一种手持式清洁设备,其包括脏空气入口(18)、清洁空气出口(24)和用于把脏物和灰尘从气流通道内的气流中分离的分离器(100),该气流通道从该空气入口(18)导向该空气出口(24)。该设备还包括承装风扇和马达的主体(12),该风扇和马达用于把空气经由该脏空气入口(18)抽进该设备(10)内。该分离器(100)包括至少一个旋风器(102,130)。该分离器和主体(100)被可释放地连接在一起位于所述气流通道内的一腔周围,该腔部分由该主体(12)形成且部分由该分离器(100)形成,该腔承装过滤器(56),该过滤器位于该风扇和马达的上游且位于该或每个旋风器(102,130)的下游。
Description
技术领域
本发明涉及手持式清洁设备,特别但不专门地涉及一种手持式真空吸尘器。
背景技术
手持真空吸尘器是已知的且已被各制造商制造和出售多年。典型地,手持式真空吸尘器包括壳体,其承装马达和风扇单元用于把空气经由入口抽入吸尘器,且包括分离装置例如过滤器或用于把脏物和灰尘从进入的气流分离的袋子。这种类型的真空吸尘器的例子见于GB 1207278和EP1452118A。手持真空吸尘器最近发展为包括旋风分离装置,其能在利用过滤器或其它屏障装置去除细微颗粒之前从气流去除较大的碎屑。Black & Decker出售商标为的这种设备。包括旋风分离器的手持真空吸尘器见于GB2035787A。
虽然包括旋风分离器的手持真空吸尘器在从进入的气流中分离脏物和灰尘时是有效的,但是仍然明智的是提供一种马达上游的细微脏物和灰尘过滤器,以确保没有脏物和灰尘可进入马达和导致其损坏或失去平衡。由此本发明的目的是提供一种手持式清洁设备,其中马达被保护,而不对清洁器有效操作的能力造成不好的影响。
发明内容
本发明提供一种手持式清洁设备,其包括脏空气入口、清洁空气出口和用于从气流通道中的气流中分离脏物和灰尘的分离器,该气流通道从空气入口导向空气出口,该设备还包括承装风扇和马达的主体,该风扇和马达用于把空气经由脏空气入口抽进该设备内,该分离器包括至少一个旋风器,其特征在于,分离器和主体被可释放地连接在一起位于气流通道内的一腔周围,该腔部分由主体形成且部分由分离器形成,该腔承装过滤器,该过滤器位于风扇和马达的上游且位于该或每个旋风器的下游。
通过提供具有彼此可释放地连接在腔周围的主体和分离器,该腔承装一过滤器,与穿过该设备的气流通道的平均横截面面积相比,过滤器的面积可被制造的相对较大。这还可被实现而不对设备的整体尺寸造成不好的影响。
优选地,过滤器具有上游表面,该上游表面具有一面积,该面积是脏空气入口的横截面面积的至少三倍,更优选的为至少五倍。这确保了过滤器的压降被保持最小。
在一优选实施例中,主体和分离器在一平面内被连接,且过滤器基本上位于所述平面内或靠近所述平面且平行于该平面。这使得过滤器能被容易地接近,用于定期保养,这还增强了设备的性能。
附图说明
本发明的实施例参考附图予以说明,其中:
图1示出了根据本发明的手持式清洁设备;
图2是图1的设备的侧视图;
图3是穿过形成图1设备的部分的旋风分离装置的纵向横截面;
图4是图1的设备的分离器的透视图,该分离器从设备的主体释放。
具体实施方式
图1和2示出了手持真空吸尘器10。手持真空吸尘器10具有主体12,其承装马达和风扇单元(未示出)。主体12还包括电源14,例如电池。手柄16设置在主体12上,用于在使用时操纵手持真空吸尘器10。旋风分离器100连接到主体12。脏空气入口18从旋风分离器100的部分延伸远离主体12。刷子工具22可滑动地安装在脏空气入口18的末端上。一组排气口24设置在主体12上,用于从手持真空吸尘器10排出空气。
旋风分离器100位于主体12和脏空气入口18之间。脏空气入口18直接安装在旋风分离器100上在远离主体12的侧部上。因此,旋风分离器100位于手柄16和脏空气入口18之间。旋风分离器100具有纵向轴线26,其沿大致垂直的方向延伸,以使得轴线26且由此旋风分离器100基本上平行于手柄16延伸的方向。
手柄16的方位是这样的,即使得当用户抓紧手柄16时,用户的手以一方式形成拳头,该方式类似于抓紧锯时采取的方式。这确保了用户的手腕在操纵手持真空吸尘器10清洁时不过分紧张。该旋风分离器100定位得靠近手柄16,这还减少了在使用手持真空吸尘器10时施加到用户手腕的力矩。手柄16带有触发器形式的on/off开关20,用于开关真空吸尘器。
在图3中更详细地示出了形成手持真空吸尘器10的一部分的旋风分离器100。旋风分离装置100包括第一旋风器102,其具有纵向轴线X-X和壁104。入口110形成在壁104的上部。入口110与脏空气入口18相通且形成脏空气入口18和第一旋风器102的内部之间的通道。空气入口110被设置成与第一旋风器102相切,以使得进入的空气被强制沿着绕第一旋风器102内的螺旋路径行进。
基部116封闭第一旋风器102的一个端部。基部116通过铰链118枢转地安装在第一旋风器104的下端。基部116通过卡钩120被保持在关闭位置(如图所示)。
罩121位于第一旋风器102的壁104的内部。罩121包括部分圆柱形、部分截头锥形的壁122,该壁具有多个通孔123。罩121环绕从第一旋风器102的出口124。出口124提供第一旋风器123和第二旋风器组件126之间的通道。凸缘128设置在罩121的基部处。凸缘128具有多个通孔129,该通孔被设计用于允许空气穿过但是能捕获脏物和灰尘。
第二旋风器组件126包括彼此平行设置的多个第二旋风器130。在该实施例中,设置了六个第二旋风器130。第二旋风器130绕第一旋风器102的轴线X-X设置。第二旋风器的该设置是这样的,即第二旋风器130绕轴线X-X等角度地间隔。每个第二旋风器130具有切向设置的空气入口132和空气出口134。每个空气入口132和空气出口134位于相应第二旋风器130的第一端。锥形开口136位于每个第二旋风器130的第二端。每个旋风器130的锥形开口136的平面相对于相应其它旋风器130的纵向轴线(未示出)倾斜。第二旋风器130的锥形开口136与由位于罩121内的壁140限定的通道138相通。
每个第二旋风器130的第二端突出到第一旋风器102的内部。但是,每个旋风器130的第一端位于第一旋风器102的外壳的外部。在所示的方位中,每个第二旋风器130的下端突出到第一旋风器102的上端。入口110也设置在第一旋风器102的上端,以使得入口110位于旋风分离器100的第一和第二旋风器102、130重叠的区域内。由于第二旋风器130的第一端位于第一旋风器的外壳的外部,旋风分离器100的该区域位于旋风分离器100的上端和旋风分离器100的下端中间。把脏空气入口18和旋风分离器100在其中间部分连接对于手持真空吸尘器10的操纵是有益的且避免了该设备的最下端意外地敲击在远离已清洁区域的表面上
收集器142位于通道138的下端。收集器142包括截头锥形第一部分144和圆柱形第二部分146。收集器142的内部由基部116和收集器142的第一和第二部分144、146限定。
第二旋风器130的每个空气出口134都与管150相通。管150设置提供从旋风分离装置100进入手持真空吸尘器10的其它部分的气流通道。位于管150的下游端的是凹部152,该凹部152的横截面面积大于管150的横截面面积。凹部152的用途在下面进一步详述。
在通常使用时,当on/off开关20被按下时,马达和风扇单元把携带脏物和灰尘的空气流抽入脏空气入口18,然后进入旋风分离器100。携带脏物和灰尘的空气穿过入口110进入旋风分离器100。由于入口110的切向设置,气口被强制沿着绕壁104的内部的螺旋路径行进。较大的脏物和灰尘颗粒通过绕壁104的旋风运动而被分离。这些颗粒然后被收集在第一旋风器102的基部116。
已部分清洁的气流然后向上返流到第一旋风器102的内部且经由罩121中的通孔离开第一旋风器102。一旦气流穿过罩121,其进入出口124且从那里被在各个第二旋风器130的切向入口132之间分配。每个第二旋风器130具有一直径,其小于第一旋风器102的。因此,与第一旋风器102相比,第二旋风器130能从已部分清洁的气流分离更小的脏物和灰尘颗粒。分离的脏物和灰尘经由锥形开口136离开第二旋风器130。此后,分离的脏物和灰尘向下经过通道138且进入收集器142。分离的脏物和灰尘最终停留在基部116上的收集器142的底部。
已清洁的空气然后向上朝第二旋风器130返流,穿过空气出口134离开第二旋风器130且进入管150。在穿过排气口24从真空吸尘器10排出前,已清洁的空气从管150经过,顺序穿过马达前过滤器152、马达和风扇单元和马达后过滤器。通过释放卡钩以允许基部116绕铰链118枢转而使得分离的脏物和灰尘从旋风分离器100掉落,第一旋风器102和收集器142可被同时清空。这使得用户在方便的时间间隔把脏物和灰尘从旋风分离器100有效且可靠地排空。
图4示出了从旋风分离器100分离的手持真空吸尘器10的主体12。如图4所述,主体12包括由凸缘52限定的凹部50。该凹部50对应于形成在旋风分离器100中的凹部152。凹部152被凸缘154环绕,该凸缘的尺寸被设计得与凸缘52相配合。凸缘52、154的尺寸是这样的,即当主体12和分离器100处于连接配合时,凸缘52、154以密封的方式配合。这两个凸缘50、152然后合并以形成一腔,该腔内承装马达前过滤器56。过滤器56具有密封边58,其紧靠凸缘52、154中的一个上,以使得空气不能在过滤器56和凸缘52、154之间通过。旋风分离器100和主体12被卡钩60保持在该位置中。
在其操作位置中,过滤器56位于凸缘52、154所处的平面内或紧靠该平面。过滤器56还填充凸缘52、154内的整个区域,以使得过滤器56用于穿过该装置10的气流的面积最大化。过滤器56的上游表面56a的面积被设计得与脏空气入口18的面接相比尽可能地大。这降低了过滤器56的压降且还增加了过滤器56的必要保养清洗之间的周期。过滤器56的上游表面56a的面积是脏空气入口18的横截面面积的五倍以上。
当旋风分离器100要从主体12释放时,卡钩60被压下以允许凸缘52、154彼此分离。从主体12移除分离器100由此暴露过滤器56,允许接近以清洗或更换。
本发明不限于上述实施例的精确细节。例如,分离器不必是旋风器。第二旋风器的数目可变化,它们设计细节也可变化,例如它们的锥角、轴线倾斜度和锥形开口倾斜度。收集的脏物和灰尘可以其它方式被清除,且on/off开关的位置可变化。腔和过滤器的形状可变化,与脏空气入口相比的面积也可变化。
Claims (6)
1.一种手持式清洁设备,其包括脏空气入口、清洁空气出口和用于把脏物和灰尘从气流通道内的气流中分离的分离器,该气流通道从该空气入口导向该空气出口,该设备还包括承装风扇和马达的主体,该风扇和马达用于把空气经由该脏空气入口抽进该设备内,该分离器包括至少一个旋风器,其特征在于,该分离器限定出口管,该分离器和主体被可释放地连接在一起并位于所述气流通道内的一腔周围,该腔位于该出口管下游,且该腔部分由该主体形成且部分由该分离器形成,该腔承装过滤器,该过滤器位于该风扇和马达的上游且位于该旋风器或每个旋风器的下游。
2.如权利要求1所述的手持式清洁设备,其中所述脏空气入口直接安装在所述分离器上且可连同该分离器一起从所述主体拆除。
3.如权利要求1或2所述的手持式清洁设备,其中所述过滤器具有上游表面,该上游表面具有一面积,该面积是所述脏空气入口的横截面面积的至少三倍。
4.如权利要求3所述的手持式清洁设备,其中所述过滤器的上游表面的面积是所述脏空气入口的横截面面积的至少五倍。
5.如权利要求1所述的手持式清洁设备,其中所述主体和分离器在一平面内被连接且所述过滤器基本上位于所述平面内或靠近所述平面且与其平行。
6.如权利要求1所述的手持式清洁设备,其中所述清洁空气出口位于所述主体内。
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- 2006-09-20 GB GB0618493A patent/GB2440110A/en not_active Withdrawn
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2007
- 2007-07-06 CN CN200780027235.8A patent/CN101489455B/zh active Active
- 2007-07-06 EP EP07733481A patent/EP2040599B1/en active Active
- 2007-07-06 AT AT07733481T patent/ATE523126T1/de not_active IP Right Cessation
- 2007-07-06 CN CN200780027196.1A patent/CN101489453A/zh active Pending
- 2007-07-06 US US12/307,682 patent/US7931716B2/en not_active Expired - Fee Related
- 2007-07-06 EP EP07733477A patent/EP2040598A1/en not_active Withdrawn
- 2007-07-06 US US12/307,254 patent/US8117712B2/en active Active
- 2007-07-06 WO PCT/GB2007/002526 patent/WO2008009885A1/en active Application Filing
- 2007-07-06 JP JP2009520030A patent/JP5087810B2/ja active Active
- 2007-07-06 JP JP2009520028A patent/JP2009543637A/ja active Pending
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2011
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GB0614238D0 (en) | 2006-08-30 |
US8117712B2 (en) | 2012-02-21 |
GB0618493D0 (en) | 2006-11-01 |
JP5087810B2 (ja) | 2012-12-05 |
GB2440110A (en) | 2008-01-23 |
CN101489453A (zh) | 2009-07-22 |
JP2009543639A (ja) | 2009-12-10 |
US20090282639A1 (en) | 2009-11-19 |
WO2008009885A1 (en) | 2008-01-24 |
US7931716B2 (en) | 2011-04-26 |
CN101489455A (zh) | 2009-07-22 |
ATE523126T1 (de) | 2011-09-15 |
JP2009543637A (ja) | 2009-12-10 |
JP2012071171A (ja) | 2012-04-12 |
JP5380739B2 (ja) | 2014-01-08 |
EP2040599A1 (en) | 2009-04-01 |
GB2440108A (en) | 2008-01-23 |
US20090308254A1 (en) | 2009-12-17 |
EP2040598A1 (en) | 2009-04-01 |
EP2040599B1 (en) | 2011-09-07 |
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