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CN2116131U - 手拔式无压自锁龙头 - Google Patents

手拔式无压自锁龙头 Download PDF

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Publication number
CN2116131U
CN2116131U CN 91232002 CN91232002U CN2116131U CN 2116131 U CN2116131 U CN 2116131U CN 91232002 CN91232002 CN 91232002 CN 91232002 U CN91232002 U CN 91232002U CN 2116131 U CN2116131 U CN 2116131U
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CN
China
Prior art keywords
zero
hand pulling
cock tap
pressure self
utility
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Granted
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CN 91232002
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English (en)
Inventor
吴法忠
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NANCHANG ZHONGFANG COMMERCIAL HOUSES INSTALLATION ACCESSORIES FACTORY
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NANCHANG ZHONGFANG COMMERCIAL HOUSES INSTALLATION ACCESSORIES FACTORY
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Application filed by NANCHANG ZHONGFANG COMMERCIAL HOUSES INSTALLATION ACCESSORIES FACTORY filed Critical NANCHANG ZHONGFANG COMMERCIAL HOUSES INSTALLATION ACCESSORIES FACTORY
Priority to CN 91232002 priority Critical patent/CN2116131U/zh
Publication of CN2116131U publication Critical patent/CN2116131U/zh
Granted legal-status Critical Current

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Abstract

本实用新型涉及一种手拔式无压自锁龙头,可作 液体、气体的管道阀门,包括阀体、密封碗、拔键、弹性 体等,其特征是有一块上部带有拔键的楔块,利用楔 块与阀芯顶杆端头的接触来控制自锁龙头的启闭。 使用时可随意调节流量大小,如阀体内无液体或气体 则自动关闭。本实用新型可全部由非金属制成,具有 结构简单,造价低廉等优点,可防止停水或停气后忘 记关闭龙头再来水或气造成的浪费甚至危害。

Description

本实用新型涉及一种龙头,具体地说,是一种手拔式无压自锁龙头。
现有技术中,普通龙头和无压自锁龙头大都采用螺旋式开关,其缺点在于必须采用金属制成,成本很高,且螺纹丝较易损坏,导致整个龙头报废。1988年4月27日公告的中国专利[87201852]公开了一种延时自停水龙头,包括阀体、弹簧、阀挺杆、活塞和垫圈,其阀体上腔上开有与出水管相通的排水孔,压下按钮,水进入阀腔内,并通过活塞将水从排水孔压出。压住按钮可连续放水。其缺点在于结构复杂,制造麻烦,旦连续放水时使用不便。
本实用新型的目的在于提供一种成本低、使用方便、不易损坏的手拔式无压自锁龙头。
为达到上述目的,本实用新型包括阀体,密封碗、阀芯、阀盖、还包括一块上部带有拔键的楔块,装在上端开有滑行槽的楔块盒中,楔块通过弹性体与楔块盒相连,其下部斜面与阀芯顶杆的端头球面相接触,阀芯的下端形状与密封碗相应,与阀盖底部接触处为凸槽,阀盖上亦存在凹槽能与阀芯稳定,顺利地相对滑行。
本实用新型的部件除密封碗和弹性体外,其它部件均由可注塑的材料如塑料或尼龙制成。密封碗与阀体的接触部位为半圆形。
本实用新型与现有技术相比,具有如下优点:
1、由于采用了上述结构,所以整个龙头的可由非金属制成,成本低廉,能节约大量钢材及其它有色金属。
2、结构简单,使用方便,用于液体、气体的无压自锁,可以防止停水或停气后忘记关闭龙头再来水或气而造成的浪费甚至危害。
附图本实用新型的剖视图
下面结合附图对本实用新型作进一步详述:
楔块5的上部带有拔键6,装在上端开有滑行槽的楔块盒8中,楔块5通过橡皮筋7与楔块盒8相连,其下部斜面与阀芯4顶杆的端头球面相接触,阀芯4的下端为半圆形,可以压住阀体1内的橡皮密封碗2,阀芯4与阀盖3底部接触处为环形凸槽,阀盖3上存在环形凹槽,与阀芯4能稳定、顺利地相对滑行。使用时向右拔动拔键6,如阀体1内有水或气,则其压力使阀芯4上升,流体通过密封碗2的底部流出,通过拔键6在滑行槽上的定位为随意调节流量的大小。如阀体1内无水或气,则橡皮筋7的拉力把楔块5拉回原位,阀芯4使密封碗2回复封闭状态,达到无压自锁的目的。
上述橡皮筋7也可用弹簧等弹性体替代,除橡皮筋7和密封碗2外,其它部件均采用可注塑的材料如塑料或尼龙等制成。

Claims (2)

1、一种手拔式无压自锁龙头,它包括:阀体、密封碗、阀芯、阀盖,其特征在于:有一块上部带有拔键6的楔块5,装在上端开有滑行槽的楔块盒8中,楔块5通过弹性体7与楔块盒8相连,楔块5下部斜面与阀芯4顶杆的端头球面相接触,阀芯4的下端形状与密封碗2相吻合,与阀盖底部接触处为凸槽,阀盖3上亦存在凹槽与阀芯4配合。
2、根据权利要求1所述的手拔式无压自锁龙头,其特征在于:密封碗2与阀体1的接触部位为半圆形。
CN 91232002 1991-12-09 1991-12-09 手拔式无压自锁龙头 Granted CN2116131U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 91232002 CN2116131U (zh) 1991-12-09 1991-12-09 手拔式无压自锁龙头

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 91232002 CN2116131U (zh) 1991-12-09 1991-12-09 手拔式无压自锁龙头

Publications (1)

Publication Number Publication Date
CN2116131U true CN2116131U (zh) 1992-09-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 91232002 Granted CN2116131U (zh) 1991-12-09 1991-12-09 手拔式无压自锁龙头

Country Status (1)

Country Link
CN (1) CN2116131U (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104214359A (zh) * 2014-08-30 2014-12-17 常州市海盈五金科技有限公司 加密阀门
CN108591607A (zh) * 2018-06-04 2018-09-28 叶和 一种简易水龙头节水装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104214359A (zh) * 2014-08-30 2014-12-17 常州市海盈五金科技有限公司 加密阀门
CN108591607A (zh) * 2018-06-04 2018-09-28 叶和 一种简易水龙头节水装置
CN108591607B (zh) * 2018-06-04 2023-10-31 叶和 一种简易水龙头节水装置

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