CN2295896Y - 管道接头 - Google Patents

管道接头 Download PDF

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Publication number
CN2295896Y
CN2295896Y CN 97212352 CN97212352U CN2295896Y CN 2295896 Y CN2295896 Y CN 2295896Y CN 97212352 CN97212352 CN 97212352 CN 97212352 U CN97212352 U CN 97212352U CN 2295896 Y CN2295896 Y CN 2295896Y
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Prior art keywords
plastic seal
pipe joint
joint
pipe coupling
seal collar
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Expired - Fee Related
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CN 97212352
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李国平
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Individual
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Individual
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Abstract

一种管道接头,它由外螺纹管道接头,旋于管道接头的接头螺母,介于接头中的塑料密封卡圈构成。其塑料密封卡圈是注塑模具一次性制造成型,制造容易、成本低,密封程度强,能接受振动,大小直径管道连接普遍能够适用。

Description

管道接头
本实用新型涉及管道配件的一种管道接头,其适用输送液体、气体管道连接配件。
目前金属管道连接的管道接头中密封卡圈,都由车床加工成型的硬质金属密封卡圈,其不但制造工艺麻烦,成本高,而且硬质密封卡圈与硬质金属管道硬碰硬配合,密封程度较差,更怕接受任何振动,因此只能适用于30MM直经以下的管道接头。30MM直经以上的管道连接只能采取焊接或加厚管壁铰螺纹方法来连接管道,造成管道安装麻烦、耗工耗时和成本高。
本实用新型的目的是提供一种制造容易,成本低,密封程度较强,能接受振动,大小管道连接普通能够适用,介于硬、软质之间的中性材料制造的管道接头密封卡圈。
本实用新型是这样实现的,由外螺纹管道接头,旋于管道接头的接头螺母,其介于接头中塑料密封卡圈。介于硬、软质之间的中性材料的塑料密封卡圈是注塑模具一次性制造成型。
图1是接装在管道中的管道接头示意图。
图2、3是不同型状注塑成型的密封卡圈示意图。
下面结合附图对本实用新型作进一步描述:
图1是按装在管道中的管道接头,由外螺纹管道接头(4),旋于管道接头(4)的接头螺母(2),其介于接头中塑料密封卡圈(3)构成。
塑料密封卡圈(3)为截面R型,但它也可以是其它形状,如图2的截面为两端外R和中间内R型的塑料密封卡圈(5),或图3为截面3道外R和介于其间的两道内R型的塑料密封卡圈(6)。
管道接头的塑料密封卡圈它是注塑模具一次性制造成型。
本实用新型的管道接头密封卡圈制造容易,成本低,密封程度强,能接受振动,大小管道连接普遍能够适用。

Claims (4)

1、一种管道接头,由外螺纹管道接头(4),旋于管道接头(4)的接头螺母(2),其特征在于介于接头中塑料密封卡圈(3)构成。
2、根据权利要求1所述的管道接头,其特征是截面R型的塑料密封卡圈(3)。
3、根据权利要求1、2所述的管道接头,其特征是包括截面为两端外R和中间内R型的塑料密封卡圈(5)或截面3道外R和介于其间的两道内R型的塑料密封卡圈(6)。
4、根据权利要求1、2、3所述的管道接头,其特征是塑料密封卡圈是注塑模具一次性制造成型。
CN 97212352 1997-03-13 1997-03-13 管道接头 Expired - Fee Related CN2295896Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97212352 CN2295896Y (zh) 1997-03-13 1997-03-13 管道接头

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97212352 CN2295896Y (zh) 1997-03-13 1997-03-13 管道接头

Publications (1)

Publication Number Publication Date
CN2295896Y true CN2295896Y (zh) 1998-10-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 97212352 Expired - Fee Related CN2295896Y (zh) 1997-03-13 1997-03-13 管道接头

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CN (1) CN2295896Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102628532A (zh) * 2012-04-20 2012-08-08 南京肯特复合材料有限公司 油管接头

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102628532A (zh) * 2012-04-20 2012-08-08 南京肯特复合材料有限公司 油管接头

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