CN1285244A - 用于喷射喷嘴及类似的串接式筐式过滤器和防虹吸阀装置 - Google Patents
用于喷射喷嘴及类似的串接式筐式过滤器和防虹吸阀装置 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3006—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being actuated by the pressure of the fluid to be sprayed
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
- B05B1/18—Roses; Shower heads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/9464—Faucets and spouts
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Abstract
一种手持式喷射喷嘴10有一个对着一防虹吸阀24安装的筐式过滤器26,并设置在喷嘴内靠近水流通道12的基础端的位置。所述过滤器有多个安装在所述阀24的内径内的凸出物50,同时相对于阀的边缘52偏移。所述过滤器有从筐部分40向上游延伸的叉56,以邻接一个供应软管末端并与其有偏移,所述供应软管末端被安装在手持式喷射喷嘴10的基础端14。
Description
本发明涉及一种串接式过滤器和一种防虹吸装置,该串接式过滤器和防虹吸装置用于水嘴(龙头)或喷淋头的手持式喷射喷嘴。
手持式喷射喷嘴作为厨房水嘴越来越普遍。这种喷射喷嘴能够或者被安装在一个水嘴的基体上作为一个普通的水嘴来使用,或者拿在手中可以容易地改变流出水的方向和分布。另外,操作者可以容易地选择使得排出的水流呈一种分散水流或是一种射流。做出这种选择仅需按一下操作开关即可。
为了使水嘴的喷射部分维持在好的工作状态,需要使水流中不要混有任何颗粒状物质,这些颗粒状物会足以阻塞或完全塞住形成射流的任何小孔。
另外,防虹吸阀长期地安装在管道连接装置上,以防止每一次偶然情况下出现的倒流,这种偶然情况是供水压力变成负压,与此同时手持式喷射喷嘴正浸没于一个带有混合阀的水槽中。
需要这样一种过滤器,即当喷射喷嘴被方便地安装在喷头上时,该过滤器从进入水嘴喷射喷嘴的水中滤去大的颗粒状物。还需要这样一种过滤器,它能够安装所述防虹吸阀,并对该阀抵抗塌陷提供额外的支撑。还需要的是一种这样的过滤器和防虹吸阀装置,该装置对防虹吸阀的基面施加有一个预压力,用以对防虹吸阀抵抗塌陷提供附加的支撑。
根据本发明的一个方面,一种手持式水嘴喷射喷嘴包括一个从-基础部分延伸到一下游端的水流通道,在所述下游端有许多让水从中喷射而出的小孔。一个过滤器可操作地安装在所述水流通道内,在水未通过这些小孔时,用以滤去水中的颗粒状物。
所述过滤器有一个带圆锥形侧面的筐部分,过滤口从所述筐部分中通过。优选地,所述筐部分圆锥形侧面上有多个过滤口,所述过滤口是细长的狭缝,该狭缝沿所述圆锥形侧面的轴向延伸。所述筐的上游端也有过滤口。
一个防虹吸阀安装在所述过滤器的下游。该过滤器有一个在其下游安装一个防虹吸阀的安装部分。优选地,所述安装部分有多个沿圆周方向间隔开的从所述筐部分向下游延伸的凸出物,该凸出物进入到所述防虹吸阀的内,当所述水流通道中产生反向压力时,用以支撑所述防虹吸阀抵抗塌陷。所述间隔开的多个凸出物是轴向延伸的肋在径向上向内侧的延伸部分,该肋成形于所述筐部分的圆锥形侧面上的狭缝之间。
最好所述筐部分有多个沿圆周方向间隔开的向上游延伸的用以抵靠在一个供应软管上的叉,以提供给所述过滤器和所述防虹吸阀一个预加压力。所述叉是在所述筐部分的圆锥形侧面上的狭缝之间形成的多个肋在径向上向外侧的延伸部分。
根据本发明的另一方面,用于手持式喷射喷嘴的一种过滤器件具有上述所描述的特性和结构。
现参看附图,其中:
图1是一个带有一个筐式过滤器的水嘴喷头的分解透视图,所述筐式过滤器上安装有一个防虹吸阀;
图2是图1所示水嘴喷头的局部纵剖图;
图3是安装防虹吸阀和筐式过滤器的配合面的局部放大侧视图,该防虹吸阀和筐式过滤器与一个软管的末端相衔接;
图4是图1所示筐式过滤器的放大透视图;
图5是图1所示筐式过滤器的放大侧视图;
图6是图1所示筐式过滤器的上游端面视图;
图7是沿图6所示线7-7所作的剖视图;
图8是沿图6所示线8-8所作的剖视图;
图9是筐式过滤器的下游端面视图;
图10是沿图7所示线10-10所作的剖视图;
图11是图1所示防虹吸阀的放大透视图;
图12是沿图11所示线12-12所作的剖视图;
现在参看图1和2,一种喷射喷嘴体10有一个从基础入口端14到分散射流端16的水流通道12。通常由如图表示为15的一个内部机械装置通过操作一对相对设置的开关22来选择水流是分散水流或是射流。分散射流端16有一个分散器17,该分散器17拧入到一个喷射部分18中。喷射部分18有许多小孔20,这些小孔根据通过开关22所选择的模式使水流形成射流或喷淋。
如在图2和3更加清楚地表示的那样,一个防虹吸阀24和一个筐式过滤器26被安置在喷射喷嘴10的紧邻基础端14的水流通道12上。该通道上有一个台肩28,该台肩28固定着所述防虹吸阀24的上游径向外侧边缘30。所述台肩28有一个反向的圆锥面用以固定住所述边缘30,如更详细地描述的那样。
所述防虹吸阀24呈鸭嘴形,由市场上可买到的经检验适用于饮用水的弹性材料制成,例如一种基本级(basic grade)的硅橡胶。如在图11和12更加清楚地表示的那样,所示防虹吸阀24有两个可打开的缝口32和34,该两个缝口在柔性的扇形体38的下游端36处形成。当水流向所示喷头时,所述阀产生弹性变形打开缝口并允许水从中通过。然而,如果在通道12中有反向压力时,所述扇形体关闭缝口32和34防止水的倒流。
如图4-10所示,所述筐式过滤器26有一个圆锥形侧面40,该侧面有许多狭缝42和肋44。所述筐式过滤器26由市场上可买到的半柔性的适用于饮用水管线的塑料制成,例如一种未填充的(non-filled)聚丙烯或尼龙。所述狭缝沿圆锥形侧面的轴线延伸,该狭缝的尺寸能遮挡住那些大的颗粒状物,这些大的颗粒状物能够阻塞或塞住所述喷射部分18上的小孔20。如图6所示,所述筐式过滤器的上游端46上也有多个口48。
从筐部分40向下游方向延伸的是多个凸出物50,如图2所示,这些凸出物安装在防虹吸阀24的边缘30的内径内。当在通道12中产生反向压力时,所述凸出物50用以防止防虹吸阀24径向向内的塌陷。所述过滤器26也有一个安装边缘52,该边缘52邻接边缘30的上游一侧。为了结构和强度的原因,所述凸出物50是轴向延伸的肋44在径向上向内侧的延伸部分54在轴向上的延伸部分,如图7中更清楚地表示的那样。
所述筐式过滤器的上游端46有多个沿轴向延伸的叉56。为了结构和强度的原因,所述叉56是肋44在径向上向外侧的延伸部分58在轴向上的延伸部分,如图7和图10中更清楚地表示的那样。所述叉足够长以具有柔性。当将一个供应软管60拧入喷射喷嘴的基础端14后,如图3所示,供应软管的下游端邻接并压在叉56上。所述叉56可以弯曲以补偿供应软管60的下游端与筐部分的上游端46之间的任何缩短的距离。所述叉的弯曲使过滤器边缘52在防虹吸阀的边缘30产生一个预压力。所述预压力也有助于防止弹性防虹吸阀的边缘30从反向圆锥台肩28处塌陷或移位。所述预压力使得边缘30在过滤器的边缘52与反向圆锥台肩28之间被固定紧。这种设置即使当水流通道12中产生反向压力时也是可靠的。
在这种方式中,在手持式喷射喷嘴内提供一种过滤器和防虹吸阀装置。所述过滤器用来滤去大的颗粒状物,在所述防虹吸阀的一个内径内保持一种支撑作用,并在所述防虹吸阀上提供一个预压力。当在水流通道中产生负压时,所述支撑作用和预压力有助于预防弹性防虹吸阀的可能的塌陷。
在不脱离附加权利要求所限定的本发明的范围和宗旨的前提下,可以进行各种变化和改进。
Claims (13)
1.一种手持式水嘴的喷射喷嘴,其特征在于:
一个下游端有许多让水流从中喷射而出的小孔;
一个从所述水嘴的喷射喷嘴的一个基础部分延伸至所述下游端的通道;
一个过滤器可操作地安装在所述水流通道内,在水未通过这些小孔时,用以滤去水中的颗粒状物;
一个防虹吸阀安装在所述过滤器的下游;
所述过滤器有一个安装部分用以将所述防虹吸阀安置在所述过滤器的下游。
2.如权利要求1所述的一种手持式水嘴的喷射喷嘴,其特征在于:
所述过滤器有一个具有圆锥形侧面的筐部分,过滤口从所述筐部分中通过;
3.如权利要求2所述的一种手持式水嘴的喷射喷嘴,其特征在于:
所述安装部分有多个沿圆周方向间隔开的从所述筐部分向下游延伸的凸出物,该凸出物进入到所述防虹吸阀内,当所述水流通道中产生反向压力时,用以支撑所述防虹吸阀抵抗塌陷。
4.如权利要求3所述的一种手持式水嘴的喷射喷嘴,其特征在于:
所述筐部分有多个沿圆周方向间隔开的向上游延伸的用以与一个供应软管抵靠的叉,用来提供给所述过滤器和所述防虹吸阀一个预压力。
5.如权利要求4所述的一种手持式水嘴的喷射喷嘴,其特征在于:
所述筐部分圆锥形侧面上有多个所述过滤口,所述过滤口是沿所述圆锥形侧面轴向延伸的细长的狭缝;
多个所述过滤口位于所述筐的上游端。
6.如权利要求5所述的一种手持式水嘴的喷射喷嘴,其特征在于:
所述间隔开的多个凸出物是轴向延伸的肋在径向上向内侧的延伸部分,该肋成形于所述筐部分的圆锥形侧面上的狭缝之间。
7.如权利要求6所述的一种手持式水嘴的喷射喷嘴,其特征在于:
所述叉是多个所述的肋在径向上向外侧的延伸部分,该肋成形于所述筐部分的圆锥形侧面上的狭缝之间。
8.一种用来滤去水喷头中的颗粒状物的过滤器;所述过滤器的特征是:
所述过滤器有一个筐部分,该筐部分具有圆锥形侧面,过滤口从该筐部分中通过;
所述过滤器有一个用于在其下游安装一个防虹吸阀的安装部分。
9.如权利要求8所述的一种过滤器,其特征在于:
所述安装部分有多个沿圆周方向间隔开的从所述筐部分向下游延伸的凸出物。
10.如权利要求9所述的一种过滤器,其特征在于:
所述筐部分有多个沿圆周方向间隔开的向上游延伸的叉。
11.如权利要求10所述的一种过滤器,其特征在于:
所述筐部分圆锥形侧面上的多个所述过滤口,所述过滤口是细长的狭缝,该狭缝沿所述圆锥形侧面的轴向延伸;
多个所述过滤口位于所述筐的上游端。
12.如权利要求11所述的一种过滤器,其特征在于:
所述间隔开的多个凸出物是轴向延伸的肋在径向上向内侧的延伸部分,该肋成形于所述筐部分的圆锥形侧面上的狭缝之间。
13.如权利要求12所述的一种过滤器,其特征在于:
所述叉是多个所述肋在径向上向外侧的延伸部分,该肋成形于所述筐部分的圆锥形侧面上的狭缝之间。
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US09/379042 | 1999-08-23 | ||
US09/379,042 US6227464B1 (en) | 1999-08-23 | 1999-08-23 | In-line basket filter and anti-siphon valve assembly for spray spout and the like |
US09/379,042 | 1999-08-23 |
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CN1285244A true CN1285244A (zh) | 2001-02-28 |
CN1143737C CN1143737C (zh) | 2004-03-31 |
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US (2) | US6227464B1 (zh) |
EP (1) | EP1078692A3 (zh) |
JP (1) | JP3553473B2 (zh) |
CN (1) | CN1143737C (zh) |
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CN108970819A (zh) * | 2018-08-17 | 2018-12-11 | 安徽信息工程学院 | 喷头 |
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ITMN20020013A1 (it) * | 2002-04-04 | 2003-10-06 | Amfag Spa | Doccia estraibile da cucina |
GB2396902A (en) * | 2003-01-03 | 2004-07-07 | Jonathan Laker | Fluid control device |
US7276159B2 (en) * | 2003-05-31 | 2007-10-02 | Taylor Thomas M | Water flushing system providing treated discharge |
US7472846B2 (en) * | 2004-01-16 | 2009-01-06 | Masco Corporation Of Indiana | Integrated swivel spray aerator with diverter |
US7246760B2 (en) * | 2004-02-20 | 2007-07-24 | Masco Corporation Of Indiana | Swivel mount for a spray head |
DE102005009169B4 (de) * | 2005-02-25 | 2015-07-30 | Grohe Ag | Siebkörper für Wasserleitungseinrichtungen |
US7406980B2 (en) * | 2005-08-29 | 2008-08-05 | Masco Corporation Of Indiana | Waterway connection |
US7415991B2 (en) * | 2005-12-20 | 2008-08-26 | Masco Corporation Of Indiana | Faucet spout with water isolating couplings |
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JP6681728B2 (ja) * | 2016-02-03 | 2020-04-15 | キャタピラー エス エー アール エル | 非圧縮性流体注入装置 |
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-
1999
- 1999-08-23 US US09/379,042 patent/US6227464B1/en not_active Expired - Fee Related
-
2000
- 2000-07-21 EP EP00115685A patent/EP1078692A3/en not_active Withdrawn
- 2000-07-25 CA CA002314465A patent/CA2314465C/en not_active Expired - Fee Related
- 2000-07-25 CN CNB001213741A patent/CN1143737C/zh not_active Expired - Fee Related
- 2000-08-01 AU AU48949/00A patent/AU774193B2/en not_active Ceased
- 2000-08-16 JP JP2000246886A patent/JP3553473B2/ja not_active Expired - Fee Related
- 2000-08-17 BR BR0003640-4A patent/BR0003640A/pt not_active IP Right Cessation
-
2001
- 2001-03-13 US US09/804,759 patent/US6547966B2/en not_active Expired - Fee Related
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108970819A (zh) * | 2018-08-17 | 2018-12-11 | 安徽信息工程学院 | 喷头 |
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CN1143737C (zh) | 2004-03-31 |
EP1078692A3 (en) | 2004-04-21 |
US6227464B1 (en) | 2001-05-08 |
JP3553473B2 (ja) | 2004-08-11 |
AU774193B2 (en) | 2004-06-17 |
US20010010342A1 (en) | 2001-08-02 |
AU4894900A (en) | 2001-03-01 |
JP2001104205A (ja) | 2001-04-17 |
CA2314465C (en) | 2007-11-13 |
BR0003640A (pt) | 2001-10-23 |
EP1078692A2 (en) | 2001-02-28 |
US6547966B2 (en) | 2003-04-15 |
CA2314465A1 (en) | 2001-02-23 |
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