CN2215643Y - 弧面密封柱阀 - Google Patents

弧面密封柱阀 Download PDF

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Publication number
CN2215643Y
CN2215643Y CN 94229514 CN94229514U CN2215643Y CN 2215643 Y CN2215643 Y CN 2215643Y CN 94229514 CN94229514 CN 94229514 CN 94229514 U CN94229514 U CN 94229514U CN 2215643 Y CN2215643 Y CN 2215643Y
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China
Prior art keywords
hole
cylindrical
valve body
water source
cylindrical valve
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Expired - Fee Related
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CN 94229514
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English (en)
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曹德荣
曹若军
曹若海
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Individual
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  • Sliding Valves (AREA)

Abstract

弧面密封柱阀,是一种液体排放开关,它主要由 阀体及圆柱阀芯组成,圆柱阀芯垂直装在阀体中部的 圆柱孔中,使阀体上的水源孔的排放孔隔于两侧,圆 柱阀芯中部有垂直的横通孔,可使水源孔与排放孔连 通。封流是通过在水源孔口外周开设密封环槽并装 密封圈,使水流被封在密封圈内而不泄漏。它适于作 中、低压力液体排放开关。

Description

一种弧面密封柱阀,属于一般机械类中的供水设备,用于自来水及其它液体排放开关。
现行自来水开关,采取在水源孔口设置阀芯盖和密封垫对水源孔口强行封堵,以此达到封流作用,因之密封垫往往受压过大而易损坏,此外,它要求流体具有一定压力,方可推动阀芯盖实现排放,故无法用于低压和零压液体排放,为此,茶水桶等类低压液体则使用锥体阀,它利用阀体上的锥孔与锥芯的无隙配合达到封流之作用,但只能用于此类极低压力工作中,因为锥芯与锥孔间必须具一定间隙,否则无法转动锥芯工作,用在压力液体时,液体压力将推动阀芯而漏泄。
本实用新型的目的在于提供一种使用寿命长,操作简便,封流可靠,并能适应中低压力液体的排放开关。
弧面密封柱阀,主要由阀体1及圆柱阀芯3组成。阀体1的中部有圆柱孔装圆柱阀芯3,它使水源孔5和排放孔8隔开,本发明的核心是在水源孔5与圆柱孔交界口的外周处设一环槽并装密封圈2(开设此内弧面环槽,需取特殊方法,本发明人已验证可行),因之密封圈紧贴水源孔5外周的圆柱阀芯3的弧面上达到封流目的。当阀芯3与阀体1处图示位置,水源孔5通过阀芯3上的横通孔6与出水孔8连通而呈排放态,用手柄4转动阀芯3,使阀芯3无孔的圆柱部分对准水源孔5,则水流封断,完成开关功能。7为防外漏密封圈、槽。附图1为水龙头,图2为阀门开关。

Claims (1)

1、弧面密封阀主要由阀体1和圆柱阀芯3组成,其特征是:阀体1中部有圆柱形阀芯孔,阀芯孔的中部一侧是液源孔与之相通,另一侧与排放孔相连,在液源孔与圆柱形阀芯孔交界口外周设密封环槽,将水源孔口弧形周边圈封;圆柱阀芯3是个圆柱体,中部开设一个与圆柱体垂直的通孔。
CN 94229514 1994-08-18 1994-08-18 弧面密封柱阀 Expired - Fee Related CN2215643Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94229514 CN2215643Y (zh) 1994-08-18 1994-08-18 弧面密封柱阀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94229514 CN2215643Y (zh) 1994-08-18 1994-08-18 弧面密封柱阀

Publications (1)

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CN2215643Y true CN2215643Y (zh) 1995-12-20

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CN 94229514 Expired - Fee Related CN2215643Y (zh) 1994-08-18 1994-08-18 弧面密封柱阀

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CN (1) CN2215643Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108138971A (zh) * 2015-10-29 2018-06-08 株式会社Ihi 流量可变阀机构以及增压器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108138971A (zh) * 2015-10-29 2018-06-08 株式会社Ihi 流量可变阀机构以及增压器
CN108138971B (zh) * 2015-10-29 2019-11-05 株式会社Ihi 流量可变阀机构以及增压器

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