CN201715023U - 一种平面螺纹多头波纹非金属隔膜片 - Google Patents

一种平面螺纹多头波纹非金属隔膜片 Download PDF

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Publication number
CN201715023U
CN201715023U CN2010202399719U CN201020239971U CN201715023U CN 201715023 U CN201715023 U CN 201715023U CN 2010202399719 U CN2010202399719 U CN 2010202399719U CN 201020239971 U CN201020239971 U CN 201020239971U CN 201715023 U CN201715023 U CN 201715023U
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diaphragm
nonmetal
head
utility
model
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Expired - Fee Related
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CN2010202399719U
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姜振光
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Abstract

本实用新型公开了一种平面螺纹多头波纹非金属隔膜片,包括本体(1),本体(1)由褶皱的非金属平面弹簧隔膜片构成,本体(1)的中间设置有螺栓(2),褶皱为阿基米德螺线,本体(1)为单层结构。本实用新型的有益效果:成本低廉,使用寿命长。

Description

一种平面螺纹多头波纹非金属隔膜片
技术领域
本实用新型涉及一种隔膜阀的隔膜,特别涉及一种平面螺纹多头波纹非金属隔膜片。
背景技术
现有的隔膜阀的隔膜片,进口的产品价格十分昂贵,国产的使用寿命太短。
发明内容
针对目前隔膜阀的隔膜的缺陷,本实用新型提供一种平面螺纹多头波纹非金属隔膜片。为了实现上述目的,本实用新型所采取的技术方案是:
一种平面螺纹多头波纹非金属隔膜片,包括本体,本体由褶皱的非金属平面弹簧隔膜片构成,本体的中间设置有螺栓;
所述褶皱为阿基米德螺线;
本体为单层结构;
本体的材质为聚四氟乙烯或橡胶。
实用新型的有益效果:成本低廉,使用寿命长。
附图说明
图1、本实用新型的主视图;
图2、本实用新型的剖视图。
具体实施方式
一种平面螺纹多头波纹非金属隔膜片,包括本体1,本体1由褶皱的非金属平面弹簧隔膜片构成,本体1的中间设置有螺栓2;所述褶皱为阿基米德螺线;本体1为单层结构;本体1的材质为聚四氟乙烯或橡胶。为了满足价格适中和使用寿命长的需要,本实用新型把膜片的外径适当加大,相当于通经的三倍,用非金属如四氟或橡胶根据介质的压力、温度和通经的大小计算相应材料的强度做成适当厚度的圆盘由平面螺纹多头波纹的结构形式,把螺栓浇铸在中间,把膜片外边缘和中间密封面的地方做成平整的平面,有利于密封效应,其余的地方做成多头波纹有利于拉伸缩短,提高隔膜片的弹力,自然地延长隔膜片的使用寿命。实用新型的有益效果:成本低廉,使用寿命长。
本领域内普通的技术人员简单替换和更换都是本专利保护范围之内。

Claims (4)

1.一种平面螺纹多头波纹非金属隔膜片,包括本体(1),其特征在于,本体(1)由褶皱的非金属平面弹簧隔膜片构成,本体(1)的中间设置有螺栓(2)。
2.根据权利要求1所述的一种平面螺纹多头波纹非金属隔膜片,其特征在于,所述褶皱为阿基米德螺线。
3.根据权利要求1或2所述的一种平面螺纹多头波纹非金属隔膜片,其特征在于,本体(1)为单层结构。
4.根据权利要求3所述的一种平面螺纹多头波纹非金属隔膜片,其特征在于,本体(1)的材质为聚四氟乙烯或橡胶。
CN2010202399719U 2010-06-28 2010-06-28 一种平面螺纹多头波纹非金属隔膜片 Expired - Fee Related CN201715023U (zh)

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CN2010202399719U CN201715023U (zh) 2010-06-28 2010-06-28 一种平面螺纹多头波纹非金属隔膜片

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CN2010202399719U CN201715023U (zh) 2010-06-28 2010-06-28 一种平面螺纹多头波纹非金属隔膜片

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CN201715023U true CN201715023U (zh) 2011-01-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107532731A (zh) * 2015-05-06 2018-01-02 曼·胡默尔有限公司 用于调节或控制流体压力的单元

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107532731A (zh) * 2015-05-06 2018-01-02 曼·胡默尔有限公司 用于调节或控制流体压力的单元

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Zhejiang Huazhu Valve Manufacturing Co., Ltd.

Assignor: Jiang Zhenguang

Contract record no.: 2012990000408

Denomination of utility model: Multi-head convoluted non-metal diaphragm with planar threads

Granted publication date: 20110119

License type: Exclusive License

Record date: 20120608

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110119

Termination date: 20130628