CN202532060U - 带有内螺纹的法兰 - Google Patents
带有内螺纹的法兰 Download PDFInfo
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- CN202532060U CN202532060U CN2012201660965U CN201220166096U CN202532060U CN 202532060 U CN202532060 U CN 202532060U CN 2012201660965 U CN2012201660965 U CN 2012201660965U CN 201220166096 U CN201220166096 U CN 201220166096U CN 202532060 U CN202532060 U CN 202532060U
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- 229910001069 Ti alloy Inorganic materials 0.000 claims abstract description 4
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- 239000011701 zinc Substances 0.000 claims abstract description 4
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
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Abstract
本实用新型涉及一种带有内螺纹的法兰,它包括法兰本体(1),所述法兰本体(1)上环向设有多个安装孔(2),所述法兰本体(1)的中间设有管道孔(3),其特征在于所述管道孔(3)的内壁设有内螺纹(4),所述内螺纹(4)的锥度为55°或60°,所述法兰本体(1)由钛合金制成,所述法兰本体(1)表面设有锌镀层。本实用新型由于管道孔的内壁设有内螺纹,内螺纹的锥度为55°或60°,使得该带有内螺纹的法兰具有密封性能较好,保证安装效果的优点。
Description
带有内螺纹的法兰
技术领域
[0001] 本实用新型涉及一种法兰,尤其涉及一种带有内螺纹的法兰,属于管件技术领域。背景技术
[0002] 法兰又叫法兰盘或突缘。法兰是使管子与管子相互连接的零件,连接于管端。法兰上有孔眼,螺栓使两法兰紧连。法兰间用衬垫密封 。法兰分螺纹连接(丝接)法兰和焊接法兰。
[0003] 为了加强管子的连接强度,在法兰的管道孔内壁设有内螺纹,但是对于两个不同直径的管子,在相互连接时,传统法兰垂直的内螺纹难以很好地配合连接,使得密封性能较差,影响安装效果。
发明内容
[0004] 本实用新型的目的在于克服上述不足,提供一种密封性能较好,保证安装效果的带有内螺纹的法兰。
[0005] 本实用新型的目的是这样实现的:
[0006] 一种带有内螺纹的法兰,它包括法兰本体,所述法兰本体上环向设有多个安装孔,所述法兰本体的中间设有管道孔,所述管道孔的内壁设有内螺纹,所述内螺纹的锥度为55°或60°,所述法兰本体由钛合金制成,所述法兰本体表面设有锌镀层。
[0007] 与现有技术相比,本实用新型的有益效果是:
[0008] 本实用新型由于管道孔的内壁设有内螺纹,内螺纹的锥度为55°或60°,使得该带有内螺纹的法兰具有密封性能较好,保证安装效果的优点。
附图说明
[0009] 图I为本实用新型带有内螺纹的法兰的结构示意图。
[0010]其中:
[0011] 法兰本体I
[0012] 安装孔2
[0013] 管道孔3
[0014] 内螺纹4。
具体实施方式
[0015] 参见图1,本实用新型涉及的一种带有内螺纹的法兰,它包括法兰本体1,所述法兰本体I上环向设有多个安装孔2,所述法兰本体I的中间设有管道孔3,所述管道孔3的内壁设有内螺纹4,所述内螺纹4的锥度为55°或60°,所述法兰本体I由钛合金制成,所述法兰本体I表面设有锌镀层。
Claims (1)
1 . 一种带有内螺纹的法兰,它包括法兰本体(1),所述法兰本体(I)上环向设有多个安装孔(2 ),所述法兰本体(I)的中间设有管道孔(3 ),其特征在于所述管道孔(3 )的内壁设有内螺纹(4),所述内螺纹(4)的锥度为55°或60°,所述法兰本体(I)由钛合金制成,所述法兰本体(I)表面设有锌镀层。
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CN2012201660965U CN202532060U (zh) | 2012-04-19 | 2012-04-19 | 带有内螺纹的法兰 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104033679A (zh) * | 2014-06-20 | 2014-09-10 | 中联重科股份有限公司 | 法兰和包含该法兰的管道 |
CN104235538A (zh) * | 2013-06-06 | 2014-12-24 | 浙江海洋学院 | 一种无需焊接的带套管的中低压法兰 |
CN106439308A (zh) * | 2016-08-30 | 2017-02-22 | 无锡神意环件法兰有限公司 | 高强度螺纹法兰 |
-
2012
- 2012-04-19 CN CN2012201660965U patent/CN202532060U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104235538A (zh) * | 2013-06-06 | 2014-12-24 | 浙江海洋学院 | 一种无需焊接的带套管的中低压法兰 |
CN104033679A (zh) * | 2014-06-20 | 2014-09-10 | 中联重科股份有限公司 | 法兰和包含该法兰的管道 |
CN106439308A (zh) * | 2016-08-30 | 2017-02-22 | 无锡神意环件法兰有限公司 | 高强度螺纹法兰 |
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