CN106979420A - 低温高颈加固型防滑螺纹法兰 - Google Patents

低温高颈加固型防滑螺纹法兰 Download PDF

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Publication number
CN106979420A
CN106979420A CN201610183092.0A CN201610183092A CN106979420A CN 106979420 A CN106979420 A CN 106979420A CN 201610183092 A CN201610183092 A CN 201610183092A CN 106979420 A CN106979420 A CN 106979420A
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CN
China
Prior art keywords
flange
flange body
endoporus
low temperature
exit orifice
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610183092.0A
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English (en)
Inventor
游晨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangyin Nuopu Machinery Co Ltd
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Jiangyin Nuopu Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Jiangyin Nuopu Machinery Co Ltd filed Critical Jiangyin Nuopu Machinery Co Ltd
Priority to CN201610183092.0A priority Critical patent/CN106979420A/zh
Publication of CN106979420A publication Critical patent/CN106979420A/zh
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00Flanged joints
    • F16L23/02Flanged joints the flanges being connected by members tensioned axially
    • F16L23/032Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

本发明涉及一种低温高颈加固型防滑螺纹法兰,它包括法兰本体(1),所述法兰本体(1)横截面呈圆环状,由不锈钢层(1.1)、碳钢层(1.2)和加固层(1.3)组成,所述法兰本体(1)上靠近内径处设置有凸起(4),所述凸起(4)呈圆环状,所述法兰本体(1)上从外到内分别设置有外孔(2)和内孔(3),所述外孔(2)至少有二个,所述内孔(3)至少有两个,所述每个外孔(2)和内孔(3)的内壁均设置有防滑层,所述法兰本体(1)上设置有至少一条加强筋(5)。本发明一种低温高颈加固型防滑螺纹法兰,使得两个设备或者管子之间的连接更为牢固,降低了设备或者管子的返修率,延长了其使用年限。

Description

低温高颈加固型防滑螺纹法兰
技术领域
本发明涉及一种法兰,具体是涉及一种低温高颈加固型防滑螺纹法兰。
背景技术
法兰,又叫法兰凸缘盘或突缘。法兰是管子与管子之间相互连接的零件,用于管端之间的连接;也有用在设备进出口上的法兰,用于两个设备之间的连接,如减速机法兰。传统的法兰由法兰本体和一圈孔眼组成,设备之间连接不够牢固,时间长后螺栓容易脱落。
发明内容
本发明的目的在于克服上述不足,提供一种连接牢固的低温高颈加固型防滑螺纹法兰。
本发明的目的是这样实现的:一种低温高颈加固型防滑螺纹法兰,它包括法兰本体,所述法兰本体横截面呈圆环状,由不锈钢层、碳钢层和加固层组成,所述法兰本体上靠近内径处设置有凸起,所述凸起呈圆环状,所述法兰本体上从外到内分别设置有外孔和内孔,所述外孔至少有二个,所述内孔至少有两个,所述每个外孔和内孔的内壁均设置有防滑层,所述法兰本体上设置有至少一条加强筋。
所述外孔的内径大于内孔。
与现有技术相比,本发明具有以下有益效果:
本发明一种低温高颈加固型防滑螺纹法兰,使得两个设备或者管子之间的连接更为牢固,降低了设备或者管子的返修率,延长了其使用年限。
附图说明
图1为本发明一种低温高颈加固型防滑螺纹法兰的结构示意图。
图2为图1中法兰本体的纵截面。
其中:
法兰本体1
不锈钢层1.1
碳钢层1.2
加固层1.3
外孔2
内孔3
凸起4
加强筋5。
具体实施方式
参见图1和图2,本发明一种低温高颈加固型防滑螺纹法兰,它包括法兰本体1,所述法兰本体1横截面呈圆环状,由不锈钢层1.1、碳钢层1.2和加固层1.3组成,所述法兰本体1上靠近内径处设置有凸起4,所述凸起4呈圆环状,所述法兰本体1上从外到内分别设置有外孔2和内孔3,所述外孔2至少有二个,所述内孔3至少有两个,所述外孔2的内径大于内孔3,所述每个外孔2和内孔3的内壁均设置有防滑层,所述法兰本体1上设置有至少一条加强筋5。
所述法兰本体1由不锈钢、碳钢或者镍钢制成。

Claims (1)

1.一种低温高颈加固型防滑螺纹法兰,其特征在于:它包括法兰本体(1),所述法兰本体(1)横截面呈圆环状,由不锈钢层(1.1)、碳钢层(1.2)和加固层(1.3)组成,所述法兰本体(1)上靠近内径处设置有凸起(4),所述凸起(4)呈圆环状,所述法兰本体(1)上从外到内分别设置有外孔(2)和内孔(3),所述外孔(2)至少有二个,所述内孔(3)至少有两个,所述每个外孔(2)和内孔(3)的内壁均设置有防滑层,所述法兰本体(1)上设置有至少一条加强筋(5)。
CN201610183092.0A 2016-03-29 2016-03-29 低温高颈加固型防滑螺纹法兰 Pending CN106979420A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610183092.0A CN106979420A (zh) 2016-03-29 2016-03-29 低温高颈加固型防滑螺纹法兰

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610183092.0A CN106979420A (zh) 2016-03-29 2016-03-29 低温高颈加固型防滑螺纹法兰

Publications (1)

Publication Number Publication Date
CN106979420A true CN106979420A (zh) 2017-07-25

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610183092.0A Pending CN106979420A (zh) 2016-03-29 2016-03-29 低温高颈加固型防滑螺纹法兰

Country Status (1)

Country Link
CN (1) CN106979420A (zh)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5620208A (en) * 1995-05-19 1997-04-15 Lockheed Idaho Technologies Company Boltless flange
EP0793049A1 (de) * 1996-03-01 1997-09-03 REINERT. RITZ GmbH Flanschverbindung für Rohrleitungen, Behälter, Apparate od. dgl. aus Kunststoff
KR20000006844A (ko) * 1999-11-08 2000-02-07 신상호 배관용 플랜지의 연결장치
CN203099158U (zh) * 2013-01-22 2013-07-31 江阴市宝鹏科技管业有限公司 带有定位孔的喷塑法兰
CN203477678U (zh) * 2013-08-15 2014-03-12 浙江志达管业有限公司 一种新型带颈平焊法兰
CN204677934U (zh) * 2015-05-06 2015-09-30 浙江国邦钢业有限公司 一种新型合金法兰
CN204922297U (zh) * 2015-08-31 2015-12-30 江苏安捷利机电科技有限公司 一种法兰连接件

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5620208A (en) * 1995-05-19 1997-04-15 Lockheed Idaho Technologies Company Boltless flange
EP0793049A1 (de) * 1996-03-01 1997-09-03 REINERT. RITZ GmbH Flanschverbindung für Rohrleitungen, Behälter, Apparate od. dgl. aus Kunststoff
KR20000006844A (ko) * 1999-11-08 2000-02-07 신상호 배관용 플랜지의 연결장치
CN203099158U (zh) * 2013-01-22 2013-07-31 江阴市宝鹏科技管业有限公司 带有定位孔的喷塑法兰
CN203477678U (zh) * 2013-08-15 2014-03-12 浙江志达管业有限公司 一种新型带颈平焊法兰
CN204677934U (zh) * 2015-05-06 2015-09-30 浙江国邦钢业有限公司 一种新型合金法兰
CN204922297U (zh) * 2015-08-31 2015-12-30 江苏安捷利机电科技有限公司 一种法兰连接件

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Application publication date: 20170725