CN100548503C - 带有配重的柔性浸入管过滤器 - Google Patents

带有配重的柔性浸入管过滤器 Download PDF

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CN100548503C
CN100548503C CNB2004100848962A CN200410084896A CN100548503C CN 100548503 C CN100548503 C CN 100548503C CN B2004100848962 A CNB2004100848962 A CN B2004100848962A CN 200410084896 A CN200410084896 A CN 200410084896A CN 100548503 C CN100548503 C CN 100548503C
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filter element
flexible
dip tube
tube
flexible dip
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CN1636636A (zh
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约瑟夫·R·克列斯蒂内
林·D·万鲍
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Silgan Dispensing Systems Corp
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Saint Gobain Calmar Inc
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00Containers or packages with special means for dispensing contents
    • B65D83/14Containers for dispensing liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant
    • B65D83/32Dip-tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B01D35/027Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks rigidly mounted in or on tanks or reservoirs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005Components or details
    • B05B11/0059Components or details allowing operation in any orientation, e.g. for discharge in inverted position
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/30Dip tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/30Dip tubes
    • B05B15/33Weighted
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/40Filters located upstream of the spraying outlets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00Containers or packages with special means for dispensing contents
    • B65D83/14Containers for dispensing liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042Components or details
    • B05B11/1052Actuation means
    • B05B11/1056Actuation means comprising rotatable or articulated levers
    • B05B11/1057Triggers, i.e. actuation means consisting of a single lever having one end rotating or pivoting around an axis or a hinge fixedly attached to the container, and another end directly actuated by the user

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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Nozzles (AREA)
  • Filtration Of Liquid (AREA)
  • Catching Or Destruction (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

用于手持喷射器的柔性浸入管具有过滤器元件,过滤器元件具有延伸到柔性浸入管末端的突出部,以便将过滤器元件摩擦装配到柔性浸入管上,过滤器元件的另一端延伸到末端之外、并包含与柔性浸入管内部连通的过滤器材料,并且一个配重环绕末端和过滤器元件的突出部,以便在使用过程中将末端下压。

Description

带有配重的柔性浸入管过滤器
技术领域
本发明涉及用于尤其是扳机致动型手持喷射器的柔性浸入管,更具体是涉及用于喷射器的具有带有安装的过滤器元件的加重末端的柔性浸入管。
背景技术
用于手持喷射器的许多现有柔性浸入管具有插入柔性浸入管自由端的过滤器,但没有配重;或者具有延伸到管自由端中的配重,但没有过滤器。US6394319公开了一种配重进给器,它包括用于手持分配器的柔性浸入管,它具有安装到柔性浸入管端部的带有筛的配重。但是,这种配重进给器具有中心通道,中心通道在通道一端具有与柔性浸入管末端连接的开口,以及位于通道另一端的液体吸入口,以便通过通道将液体进给到柔性浸入管用于分配。配重进给器包括覆盖液体吸入口的筛,以阻止颗粒或者残渣进入液体分配器。配重进给器本身是足够的重,以便当瓶子被倾斜时,它可以与液体分配瓶内的液体一起移动。
这种配重进给器的缺点是,配重可能与柔性浸入管末端分离,因为配重中心通道被设计成简单地接收柔性浸入管末端,而在分配器的重复使用过程中尤其是在直立和倾倒移动过程中作为紧固定而出现问题。此外,当分配更高粘度的液体时,配重进给器必须整体地由更重的配重进给器所替代。这增加了加重柔性浸入管的成本并导致了严重缺陷。
发明内容
因此,本发明的目的是提供一种用于手持分配器的柔性浸入管,它具有延伸到分配器将安装到其上的容器中的加重末端,以及可靠地安装到柔性浸入管末端的过滤器元件,配重和过滤器设计简单、易于制造和安装,并且在使用过程中能够有效地下压柔性浸入管末端,以便在容器的倾斜和倒置运动过程中将柔性浸入管末端保持在液面以下。
过滤器元件在延伸到柔性浸入管末端中的一端具有探头(probe),以便将过滤器元件摩擦地安装到所述末端上,过滤器元件的另一端延伸到所述末端之外、并包含与形成柔性浸入管的管体内部连通的过滤器材料。配重环绕所述末端以和所述过滤器元件一端,用于在使用过程中将柔性浸入管末端向下压。探头设计成横向尺寸略微大于管体内径,以使过滤器元件摩擦装配在位。或者,过滤器元件的横向尺寸至少等于柔性浸入管内径,所述配重是管形并且其内径略微小于管体外径,以使过滤器元件摩擦装配在位。过滤器元件可以具有外部环形凸缘,外部环形凸缘用于限制探头向柔性浸入管末端的延伸,并且支撑环绕柔性浸入管末端的配重。
通过以下结合附图的详细描述,本发明的其它目的、优点和新颖特征将变得更加明显。
附图说明
图1是显示连接到将安装到待喷射液体的容器上的手持喷射器上的、带有过滤器的加重的柔性浸入管的侧视图;
图2是显示根据本发明的配重和过滤器安装到其上的柔性浸入管的末端的放大示意图;
图3是与图2类似的分解示意图,以侧视图显示了相对于管末端的过滤器元件,但为了简化起见,没有显示配重;以及
图4是沿着图2的线3-3截取的放大剖视图。
具体实施方式
现在参照附图,其中在所有附图中类似特征由相同或对应的标号表示,总体由标号10表示的扳机致动型手持喷射器可以是任何公知类型,它可以是手动致动泵喷射器或者是电池运行的喷射器,这不构成本发明的部分。喷射器通常具有容器盖11,它安装到将喷射的液体的容器12上,以便在手动致动扳机杆13等时,通过安装在喷射器前端的喷嘴14以公知方式分配液体。可由聚氯乙烯制成的柔性浸入管15以公知方式安装到穿过喷射器主体(未示出)的近端16。柔性浸入管延伸到容器内液体内容物中位于液面以下,并且可具有足够长度,以向着预定方向弯曲。
根据本发明,可由聚丙烯材料制成的总体以标号17表示的过滤器元件在一端具有突出部或探头18,突出部或探头在其插入柔性浸入管的末端的前缘端19(图3)可被倒角或成弧形,以使过滤器元件牢固地连接到柔性浸入管。元件17可以具有外环形凸缘22,它用作将突出部18插入柔性浸入管末端时抵靠柔性浸入管外自由边缘23的止动部。在图2的组装状态,延伸超过柔性浸入管末端的过滤器元件相对端可以包括管形部24,管形部包含呈筛25和/或其它任何公知类型的多孔过滤器材料26的过滤器材料。过滤器材料25,26通过设置在突出部28上的至少一个轴向槽29与柔性浸入管15内部连通。如图3和4所示,突出部可以是由交叉的翼片27,28形成的十字型形状,在相邻翼片之间具有四个空间,限定了四个轴向槽29。
在不脱离本发明的情况下,突出部18可以是其中具有至少一个轴向槽的任何其它合适设计。在任何情况下,突出部的横向尺寸即每个翼片27,28的宽度可以略微大于柔性浸入管15的内径,以便在突出部18插入柔性浸入管末端时将过滤器元件紧摩擦地连接到柔性浸入管末端。这样,当压配合在柔性浸入管末端中时,由于突出部的横向尺寸与柔性浸入管内径之间的差别,翼片27,28导致柔性浸入管拉伸或变形成大体上是非圆柱形形状。或者,在本发明的范围内,在压配合不同形状的突出部到其中时,柔性浸入管末端的变形将产生柔性浸入管末端的不同变形。
形成细长管体的柔性浸入管在其末端通过设置配重31而被加重,配重31可以是紧密缠绕的螺旋弹簧或支撑在环形凸缘22上的类似部件。配重具有足够质量和密度,以在喷射器组件的不同使用状态下维持柔性浸入管末端浸入在液面以下。配重可以在柔性浸入管连接到喷射器主体上之前从柔性浸入管近端16装配在位。或者,配重可以在过滤器元件17安装在位之前装配到柔性浸入管上。
大体上呈圆柱体形式的配重在一个实施例中其内径不小于柔性浸入管15的外径,使得翼片27,28的略微较大的宽度或者突出部18相对于柔性浸入管内径的横向尺寸在过滤器元件与柔性浸入管之间产生紧的摩擦配合。或者,配重31的内径可以略微小于柔性浸入管15的外径,使得当配重环绕柔性浸入管末端和突出部18时,配重用于将柔性浸入管末端紧紧压靠在突出部18上,以便在过滤器元件与柔性浸入管之间产生紧的摩擦配合。而且,对于本发明另一实施例,突出部的横向尺寸可以略微超过柔性浸入管内径,而且配重内径可以略微小于柔性浸入管内径,使得柔性浸入管末端从其内径以及从其外径被压配合,以便在过滤器元件与柔性浸入管末端之间产生紧的摩擦连接。
使用时,在其末端具有过滤器的加重柔性浸入管阻止残渣或液体中的其它不想要的颗粒材料进入泵室,如果喷射器10是泵喷射型;或者阻止残渣或液体中的其它不想要的颗粒材料进入泵齿轮,如果喷射器10是电池运行型。无论喷射过程中液面以及喷射器组件的状态如何,加重的末端被导致浸入在液体中。
如上所述,可以看出,过滤器元件设计简单、易于制造,钢质螺旋弹簧是易于获得的部件,这使得该组件能够经济地制造。而且,这些部件可以用手或者采用自动设备以有效和低成本的方式容易地被组装,而且具有过滤器的加重柔性浸入管在使用时非常有效。
显然,根据本发明的上述公开内容可对本发明进行不同的修改或者变换。例如,与本发明类似,配重31可以是多个金属垫圈层叠的形式。因此,应理解的是,在本发明权利要求范围内,本发明可以比上述具体描述更宽的方式实施。

Claims (7)

1、一种用于手持喷射器的柔性浸入管,包括:细长管体,细长管体具有用于连接到喷射器的近端、和用于延伸到容器中的末端,喷射器将安装到所述容器上;过滤器元件,过滤器元件一端延伸到所述末端中,以便将过滤器元件摩擦地安装到所述末端上,过滤器元件的相对端延伸到所述末端之外、并支撑与管体内部连通的过滤器材料;以及与所述过滤器元件分开并且不同的配重,所述配重环绕所述末端和所述过滤器元件一端,用于在使用过程中将所述末端向下压。
2、如权利要求1所述的柔性浸入管,其特征在于,所述过滤器元件一端包括突出部,突出部的最大横向尺寸略微大于管体内径,以使过滤器元件摩擦装配到管体上。
3、如权利要求2所述的柔性浸入管,其特征在于,所述突出部具有至少一个纵向槽,用于在过滤器材料与管体内部之间提供连通。
4、如权利要求1所述的柔性浸入管,其特征在于,所述过滤器元件一端具有至少等于管体内径的横向尺寸,所述配重包括至少一个管形元件,管形元件的内径略微小于管体外径,以使过滤器元件摩擦装配到管体上。
5、如权利要求1所述的柔性浸入管,其特征在于,所述过滤器元件具有外部环形凸缘,外部环形凸缘限定一个止动部,用于限制所述过滤器元件一端向管体的延伸,外部环形凸缘还限定用于配重的支撑。
6、如上述任一权利要求所述的柔性浸入管,其特征在于,配重包括螺旋弹簧。
7、如权利要求1至5任一所述的柔性浸入管,其特征在于,所述过滤器元件一端包括十字型部分的突出部,以限定多个轴向槽。
CNB2004100848962A 2003-10-31 2004-11-01 带有配重的柔性浸入管过滤器 Expired - Lifetime CN100548503C (zh)

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US10/698,013 2003-10-31
US10/698,013 US6833072B1 (en) 2003-10-31 2003-10-31 Flexible dip tube filter with weight

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CN1636636A CN1636636A (zh) 2005-07-13
CN100548503C true CN100548503C (zh) 2009-10-14

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EP (1) EP1527823B1 (zh)
JP (1) JP2005144447A (zh)
KR (1) KR20050041995A (zh)
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AR (1) AR048127A1 (zh)
AT (1) ATE437700T1 (zh)
AU (1) AU2004224909B2 (zh)
BR (1) BRPI0404652A (zh)
CA (1) CA2486025A1 (zh)
DE (1) DE602004022236D1 (zh)
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AR048127A1 (es) 2006-04-05
CA2486025A1 (en) 2005-04-30
JP2005144447A (ja) 2005-06-09
EP1527823A3 (en) 2008-01-23
BRPI0404652A (pt) 2005-06-21
DE602004022236D1 (de) 2009-09-10
KR20050041995A (ko) 2005-05-04
TW200519029A (en) 2005-06-16
MXPA04010832A (es) 2005-11-23
ATE437700T1 (de) 2009-08-15
AU2004224909A1 (en) 2005-05-19
EP1527823B1 (en) 2009-07-29
EP1527823A2 (en) 2005-05-04
CN1636636A (zh) 2005-07-13
TWI273088B (en) 2007-02-11
US6833072B1 (en) 2004-12-21
AU2004224909B2 (en) 2007-03-15

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