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CN2308770Y - 整体注胶水嘴阀芯 - Google Patents

整体注胶水嘴阀芯 Download PDF

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Publication number
CN2308770Y
CN2308770Y CN 97216168 CN97216168U CN2308770Y CN 2308770 Y CN2308770 Y CN 2308770Y CN 97216168 CN97216168 CN 97216168 CN 97216168 U CN97216168 U CN 97216168U CN 2308770 Y CN2308770 Y CN 2308770Y
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王恩祥
姚雨田
汪公斋
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Abstract

整体注胶水嘴阀芯涉及一种水嘴阀芯,由胶垫和定位胶柱整体注胶而成。胶垫为圆形,其底部带有凸台,定位胶柱位于胶垫中央上方并与胶垫垂直,胶垫和定位胶柱中带有空心铜质骨架。本实用新型结构简单,密封可靠,使用寿命长且加工制造方便。定位胶柱与水嘴手柄螺杆为柔性接触,可有效避免密封面受压过大而损坏;整体注胶的阀芯可杜绝“皮钱”的脱落,胶垫底部的凸台有减压和导流作用,可防止胶垫压偏而造成泄漏。因此,本实用新型特别适于用作水嘴阀芯。

Description

整体注胶水嘴阀芯
本实用新型涉及一种水嘴阀芯。
水阀门俗称水咀,是城市自来水系统中用量极大的部件,对于供水和节约用水起着十分重要的作用。目前广泛使用的水嘴主要由阀座、阀芯和手柄构成,阀芯分别与阀座流道和手柄螺杆互相配合,拧动手柄时可使阀芯密封面将阀座流道开启或封闭,从而实现水嘴的开关。现有技术中的阀芯主要由圆铁片和橡胶垫(俗称“皮钱”)构成,铁片中央上方铆合有用于与手柄螺杆互相配合的定位铜柱。橡胶垫为圆形,安装固定在铁片的底部并与阀座流道互相配合,上述结构的水嘴阀芯,由于“皮钱”较薄,铜柱与手柄螺杆之间又是硬性接触,故“皮钱”很容易被压偏、压“死”,甚至被压破而脱落,其结果都将使密封不严密而造成泄漏。
本实用新型的目的即在于对水嘴阀芯的结构加以适当的改进,以避免“皮钱”被压偏、压“死”、压破或脱落,从而保证阀芯的密封效果。
为了实现上述目的,本实用新型利用空心铜质骨架将阀芯胶垫和定位胶柱整体注胶成一种整体注胶水嘴阀芯。整体注胶阀芯不仅大大增加了密封胶垫的厚度,而且使定位胶柱与手柄螺杆的接触变为柔性接触,因此可有效地避免“皮钱”被压偏、压“死”、压破或脱落,从而保证了阀芯的密封性能。铜质骨架可以保证整体注胶阀芯的刚度。以下结合具体实施例对本实用新型整体注胶水嘴阀芯的技术特征作进一步的详细说明。
附图1为本实用新型整体注胶水嘴阀芯的结构示意图。
参考附图1,本实用新型整体注胶水嘴阀芯主要由胶垫和定位胶柱整体注胶而成。胶垫1为圆形,其底部带有一凸台2,定位胶柱3位于胶垫1中央的上方并与胶垫1垂直。胶垫1和定位胶柱3中带有一空心铜质骨架4。
本实用新型结构简单,密封可靠,使用寿命长目加工制造方便。整体注胶阀芯可杜绝“皮钱”脱落;胶垫底部的凸台有减压和导流作用,可防止胶垫被压偏而造成泄漏;定位胶柱与手柄螺杆为柔性接触,可有效避免密封面受压过大而损坏。因此,本实用新型特别适于用作水嘴阀芯。

Claims (1)

1、一种整体注胶水嘴阀芯,其特征在于由胶垫和定位胶柱整体注胶而成,胶垫为圆形,其底部带有凸台,定位胶柱位于胶垫中央的上方并与胶垫垂直,胶垫和定位胶柱中带有空心铜质骨架。
CN 97216168 1997-05-23 1997-05-23 整体注胶水嘴阀芯 Expired - Fee Related CN2308770Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97216168 CN2308770Y (zh) 1997-05-23 1997-05-23 整体注胶水嘴阀芯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97216168 CN2308770Y (zh) 1997-05-23 1997-05-23 整体注胶水嘴阀芯

Publications (1)

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CN2308770Y true CN2308770Y (zh) 1999-02-24

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CN 97216168 Expired - Fee Related CN2308770Y (zh) 1997-05-23 1997-05-23 整体注胶水嘴阀芯

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CN (1) CN2308770Y (zh)

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