CN2201537Y - 高寿命平面密封无泄漏阀门 - Google Patents

高寿命平面密封无泄漏阀门 Download PDF

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CN2201537Y
CN2201537Y CN 94241044 CN94241044U CN2201537Y CN 2201537 Y CN2201537 Y CN 2201537Y CN 94241044 CN94241044 CN 94241044 CN 94241044 U CN94241044 U CN 94241044U CN 2201537 Y CN2201537 Y CN 2201537Y
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valve
utility
holes
model
ceramic sheet
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CN 94241044
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蔡培林
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Abstract

一种高寿命平面密封无泄漏阀门,包括阀体(1)、 阀盖(9)、手柄(6)、密封圈(7)和密封垫(10),其特征是 有一动瓷片(3),绕其转动轴心分布2—3个孔,其周 边上套一拨动环(4),后者与手柄(6)连接;在动瓷片 (3)上下各装一定瓷片(2),其上有孔,孔的数量和位置 均与动瓷片(3)上的孔相配合。本阀门用三个瓷片取 代了现有球阀中带孔的球壳与球芯,容易加工,并且 减少了扭动力矩,延长了使用寿命。

Description

本实用新型涉及一种阀门。
目前,无泄漏阀门一般为球阀,其主要部件是金属或塑料的带孔球芯和塑料的带孔球壳,两者的孔重合即处于打开状态,两者的孔完全错开即处于关闭状态。这种球阀的缺点是不易加工,开关时扭动的力矩较大,寿命短。
本实用新型的目的提供一种高寿命平面密封无泄漏阀门,它能弥补现有球阀的上述不足。
本实用新型包括阀体、阀盖、手柄、密封圈和密封垫,其特征是阀体内装有一动瓷片,绕其转动轴心分布2-3个孔,动瓷片的周边上套一拨动环,后者与手柄连接,在动瓷片上、下各装一定瓷片,其上有孔,孔的数量和位置均与动瓷片上的孔相配合。
本实用新型用三片容易加工的平面带孔的瓷片取代了现有球阀中带孔的球壳与球芯,容易加工,并且减少了扭动力矩,延长了使用寿命,陶瓷片具有高的耐磨性,摩擦系数小,耐腐蚀性强。
下面通过实施例和附图进一步说明本实用新型。
附图为本实用新型的结构示意图。
本实用新型有阀体(1)、阀盖(9)、手柄(6)、密封圈(7)和密封垫(10),其特征是阀体(1)内装一动瓷片(3),绕其转动轴心均匀地分布2-3个孔。动瓷片(3)基本上为圆形,其两侧有凸起,其周边上套一拨动环(4),后者的内侧有2个凹槽与上述凸起相配合,拨动环(4)与手柄(6)螺纹连接,并用弹簧垫(5)防松,在动瓷片(3)的上下各有一定瓷片(2),上面有孔,孔的数量和位置均与动瓷片(3)上的孔相配合。动瓷片(3)的轴向由上、下两个滑动垫(11)固定。当沿着与图面垂直的方向拨动手柄(6)时,后者可通过拨动环(4)带动动瓷片(3)转动,此时动瓷片(3)和定瓷片(2)的孔就重合或错开,以实现本阀门的开关动作。定瓷片(2)由阀体(1)和定位块(8)上的槽口限制其绕轴心转动,定瓷片(2)由密封圈(10)将其压紧在动瓷片(3)上。
使用本实用新型时将其上下两端接入管路中即可。通过更换密封圈(10)与阀体(1)的材料可适用于不同的流质。

Claims (1)

1、一种高寿命平面密封无泄漏阀门,包括阀体[1]、阀盖[9]、手柄[6]、密封圈[7]和密封垫[10],其特征是阀体[1]内装一动瓷片[3],绕其转动轴心分布2-3个孔,其周边上套一拨动环[4],后者与手柄[6]连接;在动瓷片[3]上下各装一定瓷片[2],其上有孔,孔的数量和位置均与动瓷片[3]上的孔相配合。
CN 94241044 1994-07-23 1994-07-23 高寿命平面密封无泄漏阀门 Expired - Fee Related CN2201537Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94241044 CN2201537Y (zh) 1994-07-23 1994-07-23 高寿命平面密封无泄漏阀门

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94241044 CN2201537Y (zh) 1994-07-23 1994-07-23 高寿命平面密封无泄漏阀门

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CN2201537Y true CN2201537Y (zh) 1995-06-21

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CN 94241044 Expired - Fee Related CN2201537Y (zh) 1994-07-23 1994-07-23 高寿命平面密封无泄漏阀门

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101994843A (zh) * 2009-08-19 2011-03-30 株式会社东芝 阀装置以及纸张类取出装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101994843A (zh) * 2009-08-19 2011-03-30 株式会社东芝 阀装置以及纸张类取出装置

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