CN105090533A - 波纹管衬氟调节阀 - Google Patents
波纹管衬氟调节阀 Download PDFInfo
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- CN105090533A CN105090533A CN201510572819.XA CN201510572819A CN105090533A CN 105090533 A CN105090533 A CN 105090533A CN 201510572819 A CN201510572819 A CN 201510572819A CN 105090533 A CN105090533 A CN 105090533A
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- Prior art keywords
- valve
- bellows
- spool
- rod
- regulating 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.)
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 16
- 239000011737 fluorine Substances 0.000 title claims abstract description 16
- 230000001105 regulatory effect Effects 0.000 title abstract 8
- 238000012856 packing Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 4
- 229920001973 fluoroelastomer Polymers 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 101100234547 Caenorhabditis elegans rod-1 gene Proteins 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- 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
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/04—Arrangements for preventing erosion, not otherwise provided for
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0272—Construction of housing; Use of materials therefor of lift valves valves provided with a lining
-
- 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
- F16K41/00—Spindle sealings
- F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
- F16K41/106—Spindle sealings with diaphragm, e.g. shaped as bellows or tube for use with rotating spindles or valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Details Of Valves (AREA)
Abstract
本发明公开了波纹管衬氟调节阀,包括阀体、阀座、阀芯、阀杆和阀盖,阀座固定设于阀体内腔,阀芯上下活动设于阀体内腔,阀杆下端与阀芯连接,阀杆上端穿过阀盖内孔及填料函密封后从阀盖顶部往外伸出,其特征在于:阀盖与阀体之间通过接管固定连接,接管上端面与阀盖之间固定设有导向盘,导向盘中间设有通孔让阀杆活动穿过,阀杆外套设有波纹管,波纹管的上端与导向盘连接,波纹管的下端与阀芯连接,阀体内腔、阀座、接管内孔及阀芯的表面衬有氟橡胶。本发明用于高腐蚀介质输送场合,波纹管采用外部承压方式,实现更好密封,通过接管来调节阀整体高度,方便适用不同工况,同时还具有方便维修的优点。
Description
技术领域
本发明涉及一种专用于高腐蚀介质输送场合的阀门,具体涉及一种波纹管衬氟调节阀。
背景技术
目前,在高腐蚀介质输送的场合,阀门由于受腐蚀影响,往往使用寿命较短,虽然已经采取了很多措施,但效果都不太理想。申请人曾于2013年4月2日申请了专利号201320159712.9、专利名称“波纹管衬氟阀门”的实用新型专利来解决上述技术问题,但还存在以下技术问题不能很好得到解决:一是波纹管采用内部承压方式,波纹管受力情况不好,不能实现更好密封,另外波纹管的外径尺寸也受到严格限制;二是加长阀盖不能方便适用不同工况;三是阀杆表面也要进行衬氟处理,工艺复杂成本高。
发明内容
鉴于目前公知技术存在的问题,本发明要解决的技术问题是在于提供一种波纹管采用外部承压方式,实现更好密封,通过接管来调节整体高度,方便适用不同工况,同时方便维修的波纹管衬氟调节阀。
本发明是通过以下技术方案实施的:
波纹管衬氟调节阀,包括阀体、阀座、阀芯、阀杆和阀盖,阀座固定设于阀体内腔,阀芯上下活动设于阀体内腔,阀杆下端与阀芯连接,阀杆上端穿过阀盖内孔及填料函密封后从阀盖顶部往外伸出,其特征在于:阀盖与阀体之间通过接管固定连接,接管上端面与阀盖之间固定设有导向盘,导向盘中间设有通孔让阀杆活动穿过,阀杆外套设有波纹管,波纹管的上端与导向盘连接,波纹管的下端与阀芯连接,阀体内腔、阀座、接管内孔及阀芯的表面衬有氟橡胶。
接管内孔的孔径大于阀芯的最大外圆直径。
本发明的有益技术效果是:1.与高腐蚀介质接触的阀内表面全部衬有氟橡胶保护,所以大大提高了耐腐蚀性,阀门使用寿命长;2.波纹管采用外部承压方式,并且波纹管的尺寸较大,强度更好,从而实现更好密封;3.通过接管来调节阀整体高度,可方便适用不同工况;4.只需拆下阀盖不需拆卸接管即可取出阀芯,方便维修;5.阀杆下段内置于波纹管内不与高腐蚀介质接触,阀杆表面不需进行衬氟处理,简化工艺降低成本。
附图说明
本发明有如下附图:
图1为本发明的结构示意图。
具体实施方式
下面结合附图详细描述本发明具体实施例的有关细节和工作原理:
如图所示,本发明的波纹管衬氟调节阀,包括阀体9、阀座8、阀芯7、阀杆1和阀盖3,阀座8固定设于阀体9内腔,阀芯7上下活动设于阀体9内腔,阀杆1下端与阀芯7连接,阀杆1上端穿过阀盖3内孔及填料函密封2后从阀盖3顶部往外伸出,阀盖3与阀体9之间通过接管6固定连接,接管6内孔的孔径大于阀芯7的最大外圆直径,接管6上端面与阀盖3之间固定设有导向盘4,导向盘4中间设有通孔让阀杆1活动穿过,阀杆1外套设有波纹管5,波纹管5的上端与导向盘4焊接连接,波纹管5的下端与阀芯7焊接连接,阀体9内腔、阀座8、接管6内孔及阀芯7的表面衬有氟橡胶,阀杆1表面不需进行衬氟处理。
Claims (2)
1.波纹管衬氟调节阀,包括阀体、阀座、阀芯、阀杆和阀盖,阀座固定设于阀体内腔,阀芯上下活动设于阀体内腔,阀杆下端与阀芯连接,阀杆上端穿过阀盖内孔及填料函密封后从阀盖顶部往外伸出,其特征在于:阀盖与阀体之间通过接管固定连接,接管上端面与阀盖之间固定设有导向盘,导向盘中间设有通孔让阀杆活动穿过,阀杆外套设有波纹管,波纹管的上端与导向盘连接,波纹管的下端与阀芯连接,阀体内腔、阀座、接管内孔及阀芯的表面衬有氟橡胶。
2.如权利要求1所述的波纹管衬氟调节阀,其特征在于:接管内孔的孔径大于阀芯的最大外圆直径。
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108506507A (zh) * | 2018-05-09 | 2018-09-07 | 宁波极盛贸易有限公司 | 隔绝门 |
CN112066015A (zh) * | 2020-09-25 | 2020-12-11 | 杨新超 | 一种方便开关的高压截止阀 |
CN112483656A (zh) * | 2020-11-19 | 2021-03-12 | 苏州东山防腐仪表阀门有限公司 | 一种高性能衬塑单座阀 |
CN113202967A (zh) * | 2021-04-30 | 2021-08-03 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | 一种用于低温风洞的超低温开关阀 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003036146A1 (en) * | 2001-10-24 | 2003-05-01 | Varian, Inc. | Valve having corrosion resistant polymeric coating |
CN2550574Y (zh) * | 2002-06-19 | 2003-05-14 | 吴忠仪表股份有限公司 | 波纹管密封调节阀 |
CN202252039U (zh) * | 2011-09-30 | 2012-05-30 | 山东泰丰阀业有限公司 | 液氯衬氟波纹管截止阀 |
CN203176375U (zh) * | 2013-04-02 | 2013-09-04 | 浙江贝尔控制阀门有限公司 | 波纹管衬氟阀门 |
CN104500831A (zh) * | 2014-07-15 | 2015-04-08 | 沈永增 | 一种复合波纹管剧毒专用阀 |
CN204942556U (zh) * | 2015-09-10 | 2016-01-06 | 浙江贝尔控制阀门有限公司 | 波纹管衬氟调节阀 |
-
2015
- 2015-09-10 CN CN201510572819.XA patent/CN105090533A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2003036146A1 (en) * | 2001-10-24 | 2003-05-01 | Varian, Inc. | Valve having corrosion resistant polymeric coating |
CN2550574Y (zh) * | 2002-06-19 | 2003-05-14 | 吴忠仪表股份有限公司 | 波纹管密封调节阀 |
CN202252039U (zh) * | 2011-09-30 | 2012-05-30 | 山东泰丰阀业有限公司 | 液氯衬氟波纹管截止阀 |
CN203176375U (zh) * | 2013-04-02 | 2013-09-04 | 浙江贝尔控制阀门有限公司 | 波纹管衬氟阀门 |
CN104500831A (zh) * | 2014-07-15 | 2015-04-08 | 沈永增 | 一种复合波纹管剧毒专用阀 |
CN204942556U (zh) * | 2015-09-10 | 2016-01-06 | 浙江贝尔控制阀门有限公司 | 波纹管衬氟调节阀 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108506507A (zh) * | 2018-05-09 | 2018-09-07 | 宁波极盛贸易有限公司 | 隔绝门 |
CN108506507B (zh) * | 2018-05-09 | 2024-05-31 | 浙江鄞发节能科技有限公司 | 隔绝门 |
CN112066015A (zh) * | 2020-09-25 | 2020-12-11 | 杨新超 | 一种方便开关的高压截止阀 |
CN112483656A (zh) * | 2020-11-19 | 2021-03-12 | 苏州东山防腐仪表阀门有限公司 | 一种高性能衬塑单座阀 |
CN113202967A (zh) * | 2021-04-30 | 2021-08-03 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | 一种用于低温风洞的超低温开关阀 |
CN113202967B (zh) * | 2021-04-30 | 2022-10-04 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | 一种用于低温风洞的超低温开关阀 |
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Application publication date: 20151125 |