CN101460083B - 真空吸尘器 - Google Patents
真空吸尘器 Download PDFInfo
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- CN101460083B CN101460083B CN200780020780.4A CN200780020780A CN101460083B CN 101460083 B CN101460083 B CN 101460083B CN 200780020780 A CN200780020780 A CN 200780020780A CN 101460083 B CN101460083 B CN 101460083B
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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
- A47L9/0009—Storing devices ; Supports, stands or holders
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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
- 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
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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
- 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
- A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
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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
- A47L9/32—Handles
- A47L9/325—Handles for wheeled suction cleaners with steering handle
Abstract
本发明涉及一种真空吸尘器,所述真空吸尘器包括细长的支撑体(1)、吸嘴装置(2)和真空单元(5),在所述支撑体上端具有手柄(3),所述吸嘴装置通过可旋转接头连接到支撑体的下端,所述真空单元容纳在支撑体中并包含电动机、风扇和碎屑收集室,支撑体(1)的上部至少在其后表面上设有减滑材料层(7、8)。
Description
技术领域
本发明涉及一类真空吸尘器,包括细长的支撑体、吸嘴装置和真空单元,所述细长的支撑体包括支撑体上端的手柄,所述吸嘴装置通过可旋转接头连接至支撑体的下端所述真空单元容纳在支撑体中并包含电机、风扇和碎屑收集室。
背景技术
上述特定类型的真空吸尘器在近几年间具有市场。其整个真空吸尘器装配为一个单一单元,而不是一个分离的真空单元和在末端设有吸嘴装置的单独的软管及管路,所述分离的真空单元在工作期间在地板上被拖拽,因此它们相对于传统真空吸尘器拥有优势。根据前言的真空吸尘器的设计更紧凑,这将有利于清洁工作。
许多这样的真空吸尘器设有真空单元,所述真空单元可以从杆形支撑体上拆下并且在前端设有结合吸嘴,从而可以用作手持的、重量轻的真空吸尘器。这使得真空吸尘器相对于传统真空吸尘器更加多用。这种真空吸尘器可以用于例如地板的真空清洁,其中该工作可以在进行工作的人员或操作者的站立、笔直位置的状态下舒服地完成。然而,通过从支撑体上拆除真空单元,也可以用作手持的、重量轻的真空吸尘器,用于清洁难以达到的位置,例如桌面、窗台板等。由于该原因,在真空单元前端的结合吸嘴能够与支撑体连接以将该真空单元设置为与支撑体下端的吸嘴装置流体连通。大多数这种真空吸尘器在真空单元中设有充电电池,以使得不需要主电源电缆进行真空操作,尤其是在用作重量轻的手持真空吸尘器时,但优选地还在用作杆形真空吸尘器时。
为了促进这种真空吸尘器的工作,在支撑体下端的吸嘴装置优选地在底面设有轮子、脚轮等,清洁期间所述轮子等将承受并在地板上滚动。这种轮子在很大程度上促进了真空吸尘器的工作,因为全部重量由支撑体承载,所述支撑体由操作者操作(manoeuvred)而先前和向后,并且因此所述轮子将使得移动真空吸尘器相当容易。
然而,大多数这种真空吸尘器不能自己笔直地树立。在多数情况下,在不使用时,真空吸尘器利用用于存放的支架运送,并且可能进行电池充电。然而,该支架不能在工作期间被携带。因此,由于相对大的重量以及支撑体和吸嘴装置之间的可运动的接头,将出现真空吸尘器难以临时放置在一边的问题,例如休息或使操作者腾出手做其它事情时。当吸嘴装置另外设有轮子的时候,由于吸嘴装置中的轮子,作为高移动性的结果,将真空吸尘器临时放置在一边的困难会增加。因而,真空吸尘器不能自己直立,并且如果真空吸尘器斜靠在例如桌子或墙壁上,通过吸嘴装置的轮子直线向前滚动或通过由于支撑体和吸嘴装置之间的接头旋转而致的所述杆侧向倾斜,真空吸尘器会滑下并落在地板上。这个问题一方面会使真空吸尘器损坏或使真空吸尘器撞坏家具等。因此,用户经常在需要临时做其它事情的时候被迫将真空吸尘器平放在地板上。这使得工作更加费力和费时。
发明内容
本发明的目的是改善上面指出的真空吸尘器。更准确地,目的在于允许杆形真空吸尘器临时放置在一边,斜靠在一个物体上而没有真空吸尘器滑动或倾覆到地板上的危险。至少这个目的通过根据权利要求1的真空吸尘器可以实现。
因此本发明可以基于这样的理解:上面提及的目的可以通过如下的杆形真空吸尘器实现,其中至少一个增加摩擦力和降低滑动的层至少设置在杆形支撑体的后侧的上部。利用以在这种方式形成的真空吸尘器,有可能临时将所述真空吸尘器迅速和方便地放置在一边而真空吸尘器没有由于滑动或倾覆而落在地板上的危险、以及落在地板上会有可能带来的使真空吸尘器损坏或导致其损坏家具的危险。在这种方式中,操作者也不需要弯下腰将真空吸尘器放置在地板上或把它扶起来。
在这种总的构思中,本发明可以以不同的方式实现。在大多数优选实施例中,真空吸尘器设有细长的减滑材料的带,所述带连接至支撑体后侧面的上部。然而,在大多数情况下,优选地,减滑材料没有设置在手柄部件的后侧面,因为握住高摩擦力材料带会略微感觉不舒适。这也许也提供了一个过于好的抓握,而在移动真空吸尘器期间允许在手和手柄之间有一些滑动才是理想的。在优选实施例中,手柄部件形成为支撑体上部中的短部件,所述手柄部件略微相对于支撑体的其余部分呈夹角,并且减滑带从手柄部件连接并向下一段距离。通过使所述带延长一点,可以获得下列优势:真空吸尘器可以以不同的角度斜靠一个物体,例如桌面,或者斜靠具有不同高度的物体,同时减滑带仍然接合该物体。
也是为了允许真空吸尘器斜靠垂直的表面,例如墙壁,而不会倾覆,手柄的后端在优选实施例中设有限定的减滑表面。该减滑表面可以优选地形成为横截面部分球形(part-spherical)表面或凸起。
减滑层可以以多种方式形成并连接至真空吸尘器。例如通过双面胶或粘合剂粘接。还可以滑入形成在支撑体中的沟槽。然而,减滑层可以在内表面设有凸起,所述凸起被推入孔中,例如支撑体中的沉头螺孔。这还有进一步的优势:螺孔将通过减滑层隐藏。还可以想到的是以液态或可塑状态将减滑层浇铸到支撑体的一部分上,并且让液体物质流入边缘或类似物后面的孔、沟槽,随后硬化,将使得减滑层与支撑体接合。还有可能通过例如铆钉或螺钉连接减滑层。
为了加强减滑功能,优选地利用一些表面结构提供减滑层的外表面。这种表面结构可以是例如沟槽、背脊或小突起的形状。看上去特别有利的是:细长的减滑带的表面结构形状在纵向剖面上是鲨鱼鳍或锯齿形。在这种方式中,当斜靠在例如桌面上时表面结构可以钩在该物体上。
无论提供的减滑层是否具有表面结构,优选地形成相对软和弹性材料的层,表现出高表面摩擦力,例如橡胶或合成橡胶。后者可以以低成本制造且成型理想,并且后者可以利用多种化学成分。
附图说明
本发明的优选实施方式随后将结合附图进行描述,其中:
图1是本发明适用的示例真空吸尘器的立体图;
图2是根据本发明的示出了两个不同减滑层优选位置的支撑体上部的后视图;
图3是穿过减滑带的纵向剖面,所示减滑带具有外侧的鲨鱼鳍或锯齿形的表面结构和内侧的为插入支撑体的沉头螺孔中的凸起形式的连接件;
图4是穿过后部主体部分的另一个实施方式的横截面,所述后部主体部分具有在减滑材料带上的铸件;
图5是斜靠在桌面上的真空吸尘器的侧视图;
图6是斜靠在墙壁上的真空吸尘器的侧视图。
具体实施方式
首先参考图1,图中描绘了用于本发明的通常类型的真空吸尘器。所述真空吸尘器包括细长的杆形支撑体1,所述杆形支撑体的下端具有吸嘴装置2,在其所述杆形支撑体上端具有手柄部件3。所述吸嘴装置2通过接头(joint)4连接到支撑体以便所述吸嘴装置可以在平行于以及垂直于支撑体的平面中枢转。如图所示,手柄部件3相对于支撑体1呈夹角。
所示真空吸尘器是具有单独真空单元5的类型,所述真空单元在图中表示为安装在支撑体的安装槽中,但所述真空单元还可以拆除以便用作手持真空吸尘器。出于这个原因,真空单元5包括电动机、风扇、碎屑收集室、其上端的手柄6和其下端的结合吸嘴。在真空单元安装在支撑体中的状态下,结合吸嘴能够连接到支撑体以将真空单元设置为与支撑体下端的吸嘴装置流体连通。为了促进真空吸尘器的工作,在可拆卸的真空单元5中设有电池,在杆形真空吸尘器用于真空清洁例如地板时所述真空单元处于安装状态的情况下,以及在杆形真空吸尘器用作手持真空吸尘器时所述真空单元处于拆卸状态的情况下,所述电池都为电动机提供电力。还有一个支架(stand)(图中未示出)属于所述真空吸尘器,在所述真空吸尘器不使用并且同时电池在充电时,所述真空吸尘器定位于所述支架上。
现在参考图2,图中示出了包含手柄3的支撑体1的上部、后部。根据本发明,真空吸尘器在紧靠手柄3的下方区域中设有细长的减滑带7(slip reducing strip),以及在手柄上端具有减滑凸起8(slip reducingbump)。减滑带7和减滑凸起8都由高摩擦材料制造。如图所示,带7优选地设有小突起形状的表面结构,而所述凸起8是顺滑的但是优选地具有部分球形的横截面。带7和凸起8都可以以任何适合的方式连接,例如通过任何前面提及的方法。
在图3中,示出了减滑带的另一个实施例。这里所述带设有在外侧的表面结构,所述表面结构具有特别有利的减滑特性。更准确地,所述带设有横断所述带长度的背脊9(ridge)。见所述带的纵向剖面,所述背脊9形成为鲨鱼鳍或锯齿形,该背脊将出色地挂在桌面或类似物的边沿。在所述带7的内表面设有凸起10,所述凸起适于被压入支撑体的相应孔中以便将带7扣紧到支撑体上。
在图4中示出用于形成减滑带7并将其连接到支撑体的另一个实施例。这里支撑体1的后一半表示为横截面,并且如图所示,支撑体在纵向上具有中心定位沟槽11。所述带7是在支撑体上的沟槽11上先为液态或可塑状态并随后硬化而浇铸形成。通过例如支撑体设置有通孔12,液态或可塑混合物可以注入所述孔并且随后硬化,形成连接构件13,所述连接构件将所述带7固定地连接至所述支撑体。
图5和图6表示真空吸尘器设有根据本发明的减滑层的益处。从而,如图5所示,真空吸尘器可以斜靠在桌面14的边沿,因此在支撑体后侧的细长的带7靠在所述边沿上,所述边沿将阻止真空吸尘器向前滑动并落在地板上。如图6所示,利用在手柄3上端的减滑凸起8,真空吸尘器还可以斜靠在墙壁15上,而没有沿侧面滑落到地板上的风险。
Claims (8)
1.一种真空吸尘器,所述真空吸尘器包括细长的支撑体(1)、吸嘴装置(2)和真空单元(5),所述支撑体在上部呈夹角以形成手柄(3),所述吸嘴装置(2)通过可旋转接头(4)连接到支撑体的下端,所述真空单元(5)容纳在支撑体中并包含电动机、风扇和碎屑收集室,其特征在于,吸嘴装置(2)设有用于在待清洁表面上滚动的轮子,在呈夹角的所述手柄的下方连接有减滑材料层(7)。
2.根据权利要求1所述的真空吸尘器,其特征在于,所述减滑材料层(7)设置在紧靠手柄(3)的下方。
3.根据权利要求1所述的真空吸尘器,其特征在于,防滑凸起(8)连接在呈夹角的所述手柄(3)的上端。
4.根据权利要求2所述的真空吸尘器,其特征在于,防滑凸起(8)连接在呈夹角的所述手柄(3)的上端。
5.根据权利要求1-4任意一项所述的真空吸尘器,其特征在于,减滑材料层(7)设有凸起(10),所述凸起(10)通过压配合插入和连接进所述支撑体(1)的孔中。
6.根据权利要求1-4任意一项所述的真空吸尘器,其特征在于,所述减滑材料层(7)形成有进一步增加减滑效果的表面结构(9)。
7.根据权利要求6所述的真空吸尘器,其特征在于,所述表面结构形成为凸起构造(9)。
8.根据权利要求7所述的真空吸尘器,其特征在于,所述凸起构造形成为在所述减滑材料层(7)的纵向剖面看是锯齿(9)形状。
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PCT/SE2007/000335 WO2007117197A1 (en) | 2006-04-10 | 2007-04-10 | A vacuum cleaner |
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Also Published As
Publication number | Publication date |
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EP2012638B1 (en) | 2013-06-19 |
US8151411B2 (en) | 2012-04-10 |
EP2012638A4 (en) | 2010-09-22 |
US20100017997A1 (en) | 2010-01-28 |
WO2007117197A1 (en) | 2007-10-18 |
CN101460083A (zh) | 2009-06-17 |
EP2012638A1 (en) | 2009-01-14 |
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