CN105822784A - 一种硬密封球阀 - Google Patents

一种硬密封球阀 Download PDF

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Publication number
CN105822784A
CN105822784A CN201610240891.7A CN201610240891A CN105822784A CN 105822784 A CN105822784 A CN 105822784A CN 201610240891 A CN201610240891 A CN 201610240891A CN 105822784 A CN105822784 A CN 105822784A
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CN
China
Prior art keywords
valve body
auxiliary
main valve
seat
valve
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
CN201610240891.7A
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English (en)
Inventor
闫秦峻
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BENGBU NANZI INSTRUMENT Co Ltd
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BENGBU NANZI INSTRUMENT 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 BENGBU NANZI INSTRUMENT Co Ltd filed Critical BENGBU NANZI INSTRUMENT Co Ltd
Priority to CN201610240891.7A priority Critical patent/CN105822784A/zh
Publication of CN105822784A publication Critical patent/CN105822784A/zh
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)

Abstract

本发明公开了一种硬密封球阀，包括有通过螺栓固定连接的主阀体、副阀体，主阀体上端安装有阀杆，阀杆下端安装有球芯，主阀体、副阀体内壁分别固定设有与球芯密封配合的主阀座、副阀座，球芯与副阀座之间垫置有石墨垫，副阀座与副阀体之间设有副阀座压圈，阀杆与主阀体之间的间隙设有石墨填料，石墨填料上压置有填料压盖，填料压盖上压置有填料压板，本发明采用硬密封方式，密封性好，能实现完全密封，流体阻力小，全通径的球阀基本没有流阻。

Description

一种硬密封球阀
技术领域
本发明涉及阀类领域，具体属于一种硬密封球阀。
背景技术
球阀可用于流体的调节与控制，其中硬密封V型球阀其V型球芯与堆焊硬质合金的金属阀座之间具有很强的剪切力，特别适用于含纤维、微小固体颗料等的介质。
发明内容
本发明的目的是提供一种硬密封球阀，采用硬密封方式，密封性好，能实现完全密封，流体阻力小，全通径的球阀基本没有流阻。
本发明的技术方案如下：
一种硬密封球阀，包括有通过螺栓固定连接的主阀体、副阀体，主阀体上端安装有阀杆，阀杆下端安装有球芯，主阀体、副阀体内壁分别固定设有与球芯密封配合的主阀座、副阀座，球芯与副阀座之间垫置有石墨垫，副阀座与副阀体之间设有副阀座压圈，阀杆与主阀体之间的间隙设有石墨填料，石墨填料上压置有填料压盖，填料压盖上压置有填料压板，填料压板通过螺栓固定于主阀体上端。
所述的主阀座与主阀体之间设有四氟垫。
本发明采用硬密封方式，密封性好，能实现完全密封，流体阻力小，全通径的球阀基本没有流阻。
附图说明
图1为发明的结构示意图。
具体实施方式
参见附图，一种硬密封球阀，包括有通过螺栓固定连接的主阀体1、副阀体2，主阀体1上端安装有阀杆3，阀杆3下端安装有球芯4，主阀体1、副阀体2内壁分别固定设有与球芯4密封配合的主阀座5、副阀座6，球芯4与副阀座6之间垫置有石墨垫7，副阀座6与副阀体2之间设有副阀座压圈8，阀杆3与主阀体1之间的间隙设有石墨填料9，石墨填料9上压置有填料压盖10，填料压盖10上压置有填料压板11，填料压板11通过螺栓固定于主阀体1上端，主阀座5与主阀体1之间设有四氟垫。

Claims (2)

1.一种硬密封球阀，其特征在于，包括有通过螺栓固定连接的主阀体、副阀体，主阀体上端安装有阀杆，阀杆下端安装有球芯，主阀体、副阀体内壁分别固定设有与球芯密封配合的主阀座、副阀座，球芯与副阀座之间垫置有石墨垫，副阀座与副阀体之间设有副阀座压圈，阀杆与主阀体之间的间隙设有石墨填料，石墨填料上压置有填料压盖，填料压盖上压置有填料压板，填料压板通过螺栓固定于主阀体上端。
2.根据权利要求1所述的硬密封球阀，其特征在于，所述的主阀座与主阀体之间设有四氟垫。
CN201610240891.7A 2016-04-15 2016-04-15 一种硬密封球阀 Pending CN105822784A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610240891.7A CN105822784A (zh) 2016-04-15 2016-04-15 一种硬密封球阀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610240891.7A CN105822784A (zh) 2016-04-15 2016-04-15 一种硬密封球阀

Publications (1)

Publication Number Publication Date
CN105822784A true CN105822784A (zh) 2016-08-03

Family

ID=56526168

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610240891.7A Pending CN105822784A (zh) 2016-04-15 2016-04-15 一种硬密封球阀

Country Status (1)

Country Link
CN (1) CN105822784A (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006015173A1 (de) * 2006-03-30 2007-10-11 Viega Gmbh & Co. Kg Hahn mit elastischem Dichtungselement
CN201265666Y (zh) * 2008-09-24 2009-07-01 河南省高山阀门有限公司 氧化铝粉专用球阀
CN201575186U (zh) * 2009-11-25 2010-09-08 宝鸡市春雨钛镍设备制造有限公司 硬密封钛球阀
CN203823116U (zh) * 2014-05-06 2014-09-10 浙江理工大学 一种高耐腐蚀和冲蚀磨损的陶瓷球阀
CN203948694U (zh) * 2014-06-30 2014-11-19 滁州学院 一种固定型金属硬密封球阀

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006015173A1 (de) * 2006-03-30 2007-10-11 Viega Gmbh & Co. Kg Hahn mit elastischem Dichtungselement
CN201265666Y (zh) * 2008-09-24 2009-07-01 河南省高山阀门有限公司 氧化铝粉专用球阀
CN201575186U (zh) * 2009-11-25 2010-09-08 宝鸡市春雨钛镍设备制造有限公司 硬密封钛球阀
CN203823116U (zh) * 2014-05-06 2014-09-10 浙江理工大学 一种高耐腐蚀和冲蚀磨损的陶瓷球阀
CN203948694U (zh) * 2014-06-30 2014-11-19 滁州学院 一种固定型金属硬密封球阀

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Application publication date: 20160803