CN1196431C - 一种对预装入咖啡筒的咖啡粉进行泡制的咖啡机 - Google Patents

一种对预装入咖啡筒的咖啡粉进行泡制的咖啡机 Download PDF

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CN1196431C
CN1196431C CNB011324163A CN01132416A CN1196431C CN 1196431 C CN1196431 C CN 1196431C CN B011324163 A CNB011324163 A CN B011324163A CN 01132416 A CN01132416 A CN 01132416A CN 1196431 C CN1196431 C CN 1196431C
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A·施梅德
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Koninklijke Philips NV
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/44Parts or details or accessories of beverage-making apparatus
    • A47J31/58Safety devices
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/24Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure
    • A47J31/34Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure
    • A47J31/36Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure with mechanical pressure-producing means
    • A47J31/3604Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure with mechanical pressure-producing means with a mechanism arranged to move the brewing chamber between loading, infusing and ejecting stations
    • A47J31/3623Cartridges being employed
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/24Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure
    • A47J31/34Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure
    • A47J31/36Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure with mechanical pressure-producing means
    • A47J31/3604Coffee-making apparatus in which hot water is passed through the filter under pressure, i.e. in which the coffee grounds are extracted under pressure with hot water under liquid pressure with mechanical pressure-producing means with a mechanism arranged to move the brewing chamber between loading, infusing and ejecting stations
    • A47J31/3623Cartridges being employed
    • A47J31/3628Perforating means therefor

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Abstract

本发明提供一种对预装在咖啡筒内的咖啡粉进行泡制的咖啡机,装纳咖啡筒的泡制腔的底面设有在封闭该泡制腔时在该咖啡筒底面上打孔的穿孔件。泡制腔壳体内装上、下泡制腔部分,所述上、下泡制腔部分共同界定泡制腔并相互之间可轴向移动。上泡制腔部分受弹簧的远离下泡制腔部分的偏压力,并设有当上泡制腔部分处于上部静止位置时防止靠近穿孔件的保护件。上泡制腔部分连同保护件从上端位置移动到下部工作位置,在下部工作位置,穿孔件在咖啡筒的底部打出细长的穿孔。

Description

一种对预装入咖啡筒的咖啡粉进行泡制的咖啡机
技术领域
本发明涉及一种对预装入咖啡筒的咖啡粉进行泡制的咖啡机,该咖啡机包括在所述咖啡筒底部打出开口的穿孔件。
背景技术
为了对预装入咖啡筒的咖啡粉进行泡制,到目前为止,大多数都采用半自动咖啡机,并且在该咖啡机中,一定要将咖啡筒顶盖朝下***一个滤网支架中,然后必须再将滤网支架手工固定在咖啡机中。该咖啡机包括带有让泡制水流入的若干径向出水孔的穿孔杆,该穿孔杆位于支架的固定位置附近。当滤网支架固定到咖啡机时,该穿孔杆穿透咖啡筒的底面。滤网支架在其底部设有多个突出部,一旦泡制水输入滤网支架内,在水重压力的作用下,咖啡筒被压靠在所述突出部上,这些突出部就穿透咖啡筒的顶盖形成穿孔。在连续泡制过程中,泡制水通过穿孔杆输入到咖啡筒中,流过咖啡筒内的咖啡粉,并经顶盖上的孔从咖啡筒内流出。刚泡好的咖啡饮料从滤网支架下部的出口流出。
近期,出现了全自动咖啡机。在该咖啡机中,预装有咖啡粉的咖啡筒从储有多个咖啡筒的储物箱中取出,该咖啡筒被移至所述咖啡机的泡制腔中。在所述泡制腔的底部设有穿孔件,一旦所述泡制腔被关闭,该穿孔件便在所述咖啡筒的底面打出几个长孔。泡制水经这些长孔流入咖啡筒内。为了封闭该泡制腔,该咖啡机包括一个可移动的封闭部件,在封闭部件面对所述泡制腔的下表面设有多个突出部。一旦该泡制腔被封闭部件封闭,泡制水在压力下就以前面所述方式引入到泡制腔中。因而在装有咖啡筒的泡制腔内产生了水重压力,从而该咖啡筒被压紧在封闭部件的设有前面所述多个突出部的下表面上,结果,这些突出部穿透咖啡筒的顶盖并在其上形成穿孔。
通常,这种全自动咖啡机的泡制腔是使用者可移动的部分,可让操作者不用任何工具容易地取出来进行清洗。因此,应该保证操作者不会被前面所述的穿孔件所伤害,比如说他将手指伸到泡制腔内的话,其中,这些穿孔件大多数都是位于泡制腔底部的利刃形状。
发明内容
因此,本发明的目的之一是提供一种用来泡制预装于咖啡筒内的咖啡粉的咖啡机,该咖啡机不存在上述伤害的危险或者能极大地减少此种危险。
为达到这个以及其他目的,本发明提供了一种对预装在带有筒底的咖啡筒结构内的咖啡粉进行泡制的咖啡机,所述咖啡机包括用于放置所述咖啡筒结构的泡制腔结构,以及突出到所述泡制腔结构内并能在所述咖啡筒结构的所述筒底打出至少一个开口的穿孔装置,所述咖啡机的特征在于,所述咖啡机设有一个能相对于所述穿孔装置在静止位置和工作位置间移动的保护装置,该保护装置的形式为一个外形和咖啡筒的外形基本对应的延伸件,当处于静止位置时,所述保护装置可防止使用者的手指靠近所述穿孔装置。
由于有这样一个相对于穿孔件可在静止位置和工作位置进行移动的用于保护的延伸件,并且当该保护件处于静止位置时可防止靠近穿孔件,该咖啡机的操作者受到的伤害的危险降低到了最大的程度。在封闭泡制腔时,该保护件最好是由所述封闭部件从静止位置移到工作位置,由此当保护件处于其工作位置时,在穿孔件的作用下,咖啡筒的底面被打出长孔。
附图说明
下面,将参考附图进一步对一个根据本发明的咖啡机的实施例予以说明,在附图中:
图1为示意性示出的泡制组件处于初始状态的纵向剖视图,该组件内置预装有即将被泡制咖啡的咖啡筒;和
图2为图1中的泡制组件的示意性顶视图。
具体实施方式
图1为示意性示出的泡制组件的纵向剖视图,该泡制组件最好为一个全自动操作的用来泡制预装在咖啡筒10中的咖啡粉的咖啡机。该泡制组件最好可与一个未示出的封闭活塞一起位于一个滑入模块上,并且该滑入模块可不使用任何工具容易地从该咖啡机中取出来进行清洗,然后再放入。
该泡制组件包括泡制腔壳体1,在壳体1中有两个泡制腔部分2、3,这两个泡制腔部分2、3组成了真正的泡制腔14。在此实施例中,上泡制腔部分3处于下泡制腔部分2的垂直上方且二者同心。上泡制腔部分3相对于下泡制腔部分2可轴向移动,如图1所示,上泡制腔部分3受弹簧4的偏压,弹簧4对上泡制腔部分3施加一个克服止动件使其进到上方静止位置的力。
为了封闭泡制腔14,首先将泡制腔壳体1转动,然后向着封闭活塞(未示出)使其上升。转动泡制腔壳体1的操作装置也未示出。泡制腔14的底部设有多个,例如三个倾斜刀片状的用来在咖啡筒10的底面穿孔的穿孔件8。不过,要注意的是,三个穿孔件8中只有两个在图1中的剖视图中能看见。上泡制腔部分3设有外形和咖啡筒10的外形基本对应的延伸件16。延伸件16包括一个中心孔17,孔17的边缘径向分布着数量和位置都与所述多个穿孔件相对应的多个凹口18。
图2为图1中泡制组件的示意性顶视图。在该图中,特别是三个穿孔件8和中心孔17以及凹口18能很清楚地看见。
延伸件16能够防止操作该咖啡机的人,尤其是手指,被穿孔件8伤害。中心孔17的直径以及凹口的长度经选择,使得正常情况下的成年人的手指既不能在轴向沿孔17也不能侧向沿凹口18进入至被穿孔件伤到的程度。在此实施例中,中心孔17的直径约为13毫米,凹口18的平均长度约为5毫米。
一旦泡制腔壳体1上升,所述封闭活塞(未示出)就进入到泡制腔壳体1的内部并紧靠在上泡制腔部分3的顶部,因此,上泡制腔部分3和咖啡筒10以及延伸件16一起克服弹簧4的偏压力向下移动。由于处于一边的咖啡筒10和延伸件16和处于另一边的穿孔件8的相对运动,穿孔件8穿透咖啡筒10的底面,并在该底面形成几个长孔。因此,由于刀状穿孔件8为倾斜安放,咖啡筒10的底面形成的长孔S的长度大于相应穿孔件8的宽度。
当泡制腔壳体1处于上顶点位置时,上泡制腔部分3的底面抵靠到下泡制腔部分2的顶面,封闭活塞(未示出)向下推压咖啡筒10,并使活塞端部12紧贴在上泡制腔部分3的密封件6上,从而咖啡筒10的前部分形成了面对后部分的水密封。
一旦咖啡筒10的底面被穿透以及其前部分形成了面对后部分的水密封,泡制水就可被引入到泡制腔14中。泡制水可经开孔17和凹口18流到咖啡筒10的下方,结果,咖啡筒10受向上作用于封闭部件(未示出)的液体压力。因此,封闭部件(未示出)上的突出部紧压咖啡筒10的顶盖11,并且穿透该顶盖11。现在,泡制水可经过由穿孔件8形成的长孔S流入到咖啡筒10的内部。由于泡制水是从咖啡筒10的外部流入其内部,而且由于该咖啡筒的底面只是形成了几个狭窄的长孔,可以肯定,在真正的泡制过程中,咖啡粉将不会从咖啡筒10内被冲出来,因此,咖啡机被沾染的程度也大大降低。最后,泡制好的咖啡饮料经顶盖11上的孔从咖啡筒10的内部流出,然后再经未示出的导管流到咖啡出口处。
在咖啡的泡制过程完结之后,泡制腔壳体1再被放低,并转回到其初始位置。现在,内装用过的咖啡粉的咖啡筒10由也未示出的一种适宜的方法弹出泡制腔壳体1外,比如说可通过开孔17***一根推杆到泡制腔14中并向上移动咖啡筒10直至其被移出泡制腔14,或者如果泡制腔处于倾斜的位置就利用重力来达到此目的,或者利用动力驱动装置等。须知,仅仅在需要用包括能移入该泡制腔14内部的部件的动力驱动装置来移去咖啡筒的时候才需要开孔17。如果没有设置这样的推出装置,也就不需要设置开孔17了。

Claims (9)

1.一种对预装在带有筒底的咖啡筒结构内的咖啡粉进行泡制的咖啡机,所述咖啡机包括用于放置所述咖啡筒结构的泡制腔结构,以及突出到所述泡制腔结构内并能在所述咖啡筒结构的所述筒底打出至少一个开口的穿孔装置,所述咖啡机的特征在于,所述咖啡机设有一个能相对于所述穿孔装置在静止位置和工作位置间移动的保护装置,该保护装置的形式为一个外形和咖啡筒的外形基本对应的延伸件,当处于静止位置时,所述保护装置可防止使用者的手指靠近所述穿孔装置。
2.根据权利要求1所述的咖啡机,其特征在于,所述用于保护的延伸件靠一个泡制腔封闭部件在封闭所述泡制腔时将该延伸件从其从静止位置移动至其工作位置。
3.根据权利要求1所述的咖啡机,其特征在于,所述咖啡机还包括装纳第一上泡制腔部分和第二下泡制腔部分的泡制腔壳体结构,所述第一和第二泡制腔部分形成了所述泡制腔结构,并且所述第一泡制腔部分相对于所述第二泡制腔部分可轴向移动。
4.根据权利要求3所述的咖啡机,其特征在于,所述咖啡机还包括一个弹簧装置,所述弹簧装置用来偏压所述第一上泡制腔部分,迫使所述第一上泡制腔部分克服一上动件而进到一静止位置,因此当所述第一上泡制腔部分处于静止位置时与所述第二下泡制腔部分保持一定距离,所述保护装置具有与所述第一上泡制腔部分整体形成的延伸结构形式。
5.根据权利要求3所述的咖啡机,其特征在于,所述第一上泡制腔部分包括在垂直方向支撑所述咖啡筒结构的所述延伸件的上表面。
6.根据权利要求2所述的咖啡机,其特征在于,所述咖啡机还包括装纳第一上泡制腔部分和第二下泡制腔部分的泡制腔壳体结构,所述第一和第二泡制腔部分形成了所述泡制腔结构,并且所述第一和第二泡制腔部分可轴向相对移动,所述泡制腔封闭部件将所述第一上泡制腔部分和装在其内部并由所述延伸件的上表面垂直支撑的咖啡筒结构移向所述第二下泡制腔部分,直至所述泡制腔装置被封闭,所述穿孔装置穿透所述筒底。
7.根据权利要求1所述的咖啡机,其特征在于,所述穿孔装置包括多个沿圆周分布的穿孔件,所述保护装置包括一个中心开口结构和多个数量和位置都与所述多个穿孔件相对应的侧向凹口。
8.根据权利要求7所述的咖啡机,其特征在于,所述穿孔件包括在所述咖啡筒装置的所述筒底打出穿孔的倾斜的穿孔刀具,所述穿孔的长度大于所述穿孔刀具的平均宽度。
9.根据权利要求3所述的咖啡机,其特征在于,当所述第一上泡制腔部分和所述第二下泡制腔部分相互移近并界定所述泡制腔结构时,所述第一上泡制腔部分和所述第二下泡制腔部分的内部形状基本上和所述咖啡筒结构的外部形状相对应。
CNB011324163A 2000-08-30 2001-08-30 一种对预装入咖啡筒的咖啡粉进行泡制的咖啡机 Expired - Fee Related CN1196431C (zh)

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CZ20012835A3 (cs) 2002-04-17
JP3655226B2 (ja) 2005-06-02
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AR030515A1 (es) 2003-08-20
US6536332B2 (en) 2003-03-25
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ATE311800T1 (de) 2005-12-15
MXPA01008739A (es) 2004-08-12
CA2356116A1 (en) 2002-02-28
EP1183975A1 (de) 2002-03-06
AU5795001A (en) 2002-03-07
PL349385A1 (en) 2002-03-11
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US20020023543A1 (en) 2002-02-28
RU2210969C2 (ru) 2003-08-27
CN1340324A (zh) 2002-03-20
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AU769474B2 (en) 2004-01-29
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