CN2408325Y - 带三道密封装置的气门嘴 - Google Patents

带三道密封装置的气门嘴 Download PDF

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Publication number
CN2408325Y
CN2408325Y CN 99231288 CN99231288U CN2408325Y CN 2408325 Y CN2408325 Y CN 2408325Y CN 99231288 CN99231288 CN 99231288 CN 99231288 U CN99231288 U CN 99231288U CN 2408325 Y CN2408325 Y CN 2408325Y
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sealing
air valve
utility
model
valve
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CN 99231288
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叶竟辉
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Abstract

一种带三道密封装置的气门嘴,解决了现有气门嘴封严效果差只一层封严,极易被人为放气的不足。其特征是由橡胶制成的密封件4置于气门座体8的孔内并与其连成一体。气门芯3装于密封件4内。与气门座体8连结一体的结合盘5与轮胎胶接。垫片2装入堵盖1内。具有封严效果好,不易被徒手放气的优点。可供自行车、力车、摩托车和汽车轮胎充气封严用。

Description

带三道密封装置的气门嘴
本实用新型涉及轮胎充气及封严装置,特别是带三道密封装置的气门嘴。
现有技术中装于各种轮胎上的气门嘴的封严效果差,只一层封严,再一缺陷是极易被人为放气。
本实用新型的目的在于解决上述现有技术中的不足之处,而提供一种带三道密封装置的气门嘴。
本实用新型的技术解决方案是:由橡胶制成的其头部为圆锥形的密封件4置于气门座体8的孔内并与其连成一体。密封件4的头部开有与通气孔9连通的切口10。尾部制有螺纹和专用工具取件槽口的气门芯3装于密封件4内。与气门座体8连为一体的结合盘5与轮胎胶接。橡胶制成的垫片2装入堵盖1内。堵盖1、螺帽6、7分别与气门座体8螺接。充气时旋下堵盖1,用专用工具如螺丝刀旋下气门芯3。充气毕再依次旋回。
本实用新型相比现有技术所具有的优点是:封严可靠,效果好,不易被徒手放气。
图1是本实用新型的整体结构示意图。
图2是图1中的A-A剖视示意图。
本实用新型的实施例与技术解决方案内容相同。
打气后,利用橡胶的收缩力和轮胎内的气压压力将密封件4头部的切口10两侧面压至紧密贴合并封严;也利用密封件4的头部及其尾部的锥面紧压在通气孔9的壁上及其尾部锥形面上进行封严;还利用气门座体8尾部端面紧压在用橡胶制成的垫片2上进行封严。可供自行车、力车、摩托车和汽车轮胎充气封严用。

Claims (1)

1、带三道密封装置的气门嘴,堵盖(1)、螺帽(6、7)分别与气门座体(8)螺接,结合盘(5)与轮胎胶接,其特征在于由橡胶制成的其头部为圆锥形的密封件(4)置于气门座体(8)的孔内并与其连成一体,密封件(4)的头部开有与通气孔(9)连通的切口(10),尾部制有螺纹和专用工具取件槽口的气门芯(3)装于密封件(4)内,橡胶制成的垫片(2)装入堵盖1内。
CN 99231288 1999-03-30 1999-03-30 带三道密封装置的气门嘴 Expired - Fee Related CN2408325Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99231288 CN2408325Y (zh) 1999-03-30 1999-03-30 带三道密封装置的气门嘴

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99231288 CN2408325Y (zh) 1999-03-30 1999-03-30 带三道密封装置的气门嘴

Publications (1)

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CN2408325Y true CN2408325Y (zh) 2000-11-29

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CN 99231288 Expired - Fee Related CN2408325Y (zh) 1999-03-30 1999-03-30 带三道密封装置的气门嘴

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CN (1) CN2408325Y (zh)

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