CN201651633U - 镶铜内螺纹正三通 - Google Patents

镶铜内螺纹正三通 Download PDF

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Publication number
CN201651633U
CN201651633U CN2010201653873U CN201020165387U CN201651633U CN 201651633 U CN201651633 U CN 201651633U CN 2010201653873 U CN2010201653873 U CN 2010201653873U CN 201020165387 U CN201020165387 U CN 201020165387U CN 201651633 U CN201651633 U CN 201651633U
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China
Prior art keywords
plastic tube
plastic pipe
internal thread
copper
tee joint
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Expired - Lifetime
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CN2010201653873U
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English (en)
Inventor
赵奇耀
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Chongzhou Minjiang Plastic Co Ltd
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Chongzhou Minjiang Plastic Co Ltd
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Abstract

镶铜内螺纹正三通,它由外径较大的塑料管a(1)和外径较小的塑料管b(2)组成,塑料管a(1)与塑料管b(2)垂直连接,塑料管a(1)和塑料管b(2)内部连通,塑料管a(1)内壁嵌有带铜内螺纹的金属层(3),构成一个整体,塑料管a(1)内螺纹里端设有限位台阶a(5),塑料管b(2)内壁两端口靠近连通处设有限位台阶b(6),塑料管a(1)端头表面上设有多个与塑料管a(1)轴向平行的防滑片(4)。本实用新型的优点是:结构简单合理,连接方便,密封性能良好,不会出现渗漏现象。

Description

镶铜内螺纹正三通
技术领域
本实用新型涉及一种管道正三通连接头,尤其是镶铜内螺纹正三通。
背景技术
目前管路中使用的正三通连接,有卡套式、压紧式、卡压式、卡箍式等连接方式,通过这些方式连接,接头耐高压性和耐高温性较差,影响管道的正常使用,接头处易出现渗漏现象。也有在管道材料接口处用内凹法外加管道连接管件进行密封连接,管道内径变小影响流通,且连接相对复杂。
发明内容
本实用新型的目的即在于克服现有技术的不足,提供安装方便、耐高压的镶铜内螺纹正三通连接头,镶铜内螺纹具有延展性,镶铜内螺纹正三通与外管材通过螺纹旋接后,连接位置密封性更好,可防止出现渗漏现象,不影响水的流通。
本实用新型的目的通过以下技术方案来实现:镶铜内螺纹正三通,它由外径较大的塑料管a和外径较小的塑料管b组成,塑料管a与塑料管b垂直连接,塑料管a和塑料管b内部连通,塑料管a内壁嵌有带铜内螺纹的金属层,构成一个整体。塑料管a内螺纹里端设有限位台阶a,塑料管b内壁两端口靠近连通处设有限位台阶b。塑料管a表面上设有多个与塑料管a轴向平行的防滑片。镶铜内螺纹正三通用于不同材料之间的正三通连接。
通过上面的叙述可以看出,本实用新型有以下优点:结构简单合理,连接方便,密封性能良好,不会出现渗漏现象。
附图说明
图1为本实用新型的剖视图
图中,1-塑料管a,2-塑料管b,3-金属层,4-防滑片,5-限位台阶a,6-限位台阶b
具体实施方式
下面结合附图对本实用新型做进一步的描述:如图1所示,镶铜内螺纹正三通由外径较大的塑料管a1和外径较小的塑料管b2组成,塑料管a1与塑料管b2垂直连接,塑料管a1和塑料管b2内部连通,塑料管a1和塑料管b2采用一次共挤注塑形成,密封性好,塑料管a1内壁嵌有带镶铜内螺纹的金属层3,塑料管a1内螺纹里端设有限位台阶a5,以保证外管材连接端到达限位台阶a5后不再继续旋进,塑料管b2内壁两端口靠近连通处设有限位台阶b6,限制外管材的接入深度,使热熔连接效果最好。塑料管a1端头表面上设有多个与塑料管a1轴向平行的防滑片4,构成一个整体,本实用新型旋接在主管道管材上,用于正三通连接。

Claims (3)

1.镶铜内螺纹正三通,用于管路连接,其特征在于:它由外径较大的塑料管a(1)和外径较小的塑料管b(2)组成,塑料管a(1)与塑料管b(2)垂直连接,塑料管a(1)和塑料管b(2)内部连通,塑料管a(1)内壁嵌有带铜内螺纹的金属层(3),构成一个整体。
2.根据权利要求1所述的镶铜内螺纹正三通,其特征在于:塑料管a(1)内螺纹里端设有限位台阶a(5),塑料管b(2)内壁两端口靠近连通处设有限位台阶b(6)。
3.根据权利要求1所述的镶铜内螺纹正三通,其特征在于:塑料管a(1)端头表面上设有多个与塑料管a(1)轴向平行的防滑片(4)。
CN2010201653873U 2010-04-19 2010-04-19 镶铜内螺纹正三通 Expired - Lifetime CN201651633U (zh)

Priority Applications (1)

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CN2010201653873U CN201651633U (zh) 2010-04-19 2010-04-19 镶铜内螺纹正三通

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CN2010201653873U CN201651633U (zh) 2010-04-19 2010-04-19 镶铜内螺纹正三通

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CN201651633U true CN201651633U (zh) 2010-11-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113606399A (zh) * 2021-08-18 2021-11-05 赵夫良 一种管道束节

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113606399A (zh) * 2021-08-18 2021-11-05 赵夫良 一种管道束节

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Granted publication date: 20101124