CN2795562Y - 橡塑粘接式油封 - Google Patents

橡塑粘接式油封 Download PDF

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Publication number
CN2795562Y
CN2795562Y CNU2005200340194U CN200520034019U CN2795562Y CN 2795562 Y CN2795562 Y CN 2795562Y CN U2005200340194 U CNU2005200340194 U CN U2005200340194U CN 200520034019 U CN200520034019 U CN 200520034019U CN 2795562 Y CN2795562 Y CN 2795562Y
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utility
model
oil seal
rubber
lip
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CNU2005200340194U
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李川
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Abstract

本实用新型公开一种橡塑粘接式油封,由橡胶体2、骨架1、主唇口3和副唇口5组成,主唇口3由唇口片构成,唇口片表面加有回流纹4,唇片口为聚四氟材料刚性唇口片。本实用新型具有以下优点:此油封与普通的油封相比减少了弹簧部分,降低了产品的成本,且选用了聚四氟材料制作唇口,其优异的性能,耐蠕变、抗拉伸、抗扭曲性好,摩擦系数低、磨耗量小、耐干磨性好,对轴几乎无磨损;耐腐蚀性、耐候性好,可在-196~250℃的苛刻环境下长期工作;线速度能达到32~48m/s;产品精度高,结构精良,比普通的油封更耐用,延长了使用寿命,适合于动态密封和静态密封的领域。

Description

橡塑粘接式油封
所属领域
本实用新型涉及一种油封,特别是一种橡塑粘接式油封。
背景技术
随着汽车工业的不断发展,对油封的要求越来越高。在所使用的油封中旋转轴唇形密封圈要求的工作条件越来越苛刻。要求它能承受高低温、高线速、大负荷的工作条件,还要求寿命长耐介质密封性能好。
发明内容
本实用新型的目的即在于克服现有技术的缺点,提供一种橡塑粘接式油封,解决油封的渗油和漏油现象,同时使油封更耐用,延长其使用寿命。
本实用新型的目的通过以下技术方案来实现:一种橡塑粘接式油封,由橡胶体、骨架、主唇口组成,主唇口由唇口片构成,唇口片表面加有回流纹。
唇片口为聚四氟材料刚性唇口片。
通过上面的叙述可以看出,本实用新型具有以下优点:此油封与普通的油封相比减少了弹簧部分,降低了产品的成本,且选用了聚四氟材料制作唇口,其优异的性能,耐蠕变、抗拉伸、抗扭曲性好,摩擦系数低、磨耗量小、耐干磨性好,对轴几乎无磨损;耐腐蚀性、耐候性好,可在-196~250℃的苛刻环境下长期工作;线速度能达到32~48m/s;产品精度高,结构精良,比普通的油封更耐用,延长了使用寿命,适合于动态密封和静态密封的领域。
附图说明
图1为本实用新型结构图
具体实施方式
下面结合附图对本实用新型做进一步的描述:如图1所示,一种橡塑粘接式油封,由橡胶体2、骨架1、主唇口3和副唇口5组成,主唇口3由唇口片构成,唇口片表面加有回流纹4,提高了主唇与旋转轴的跟随性和抱紧力,增强了密封效果,适用动态密封和静态密封,解决了油封的渗油和漏油现象,副唇口起到防尘作用。
唇片口为聚四氟材料刚性唇口片。
机器运转时,轴开始旋转,唇口片即聚四氟材料刚性唇口片会顺着轴表面伸长,并使唇径缩小,唇面包贴在轴表面上,即使有液体润滑油沿着几十微米泄漏间隙时,主唇口表面回流线螺旋的作用(螺旋泵原理)会将液体润滑赶回去,达到密封的目的。

Claims (2)

1、一种橡塑粘接式油封,由橡胶体(2)、骨架(1)、主唇口(3)和副唇口(5)组成,其特征在于:主唇口(3)由唇口片构成,唇口片表面加有回流纹(4)。
2、根据权利要求1所述的橡塑粘接式油封,其特征在于:唇片口为聚四氟材料刚性唇口片。
CNU2005200340194U 2005-04-28 2005-04-28 橡塑粘接式油封 Expired - Fee Related CN2795562Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2005200340194U CN2795562Y (zh) 2005-04-28 2005-04-28 橡塑粘接式油封

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Application Number Priority Date Filing Date Title
CNU2005200340194U CN2795562Y (zh) 2005-04-28 2005-04-28 橡塑粘接式油封

Publications (1)

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CN2795562Y true CN2795562Y (zh) 2006-07-12

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103282702A (zh) * 2010-10-18 2013-09-04 Skf公司 径向轴密封环
CN110529599A (zh) * 2019-08-16 2019-12-03 广东亿达汽车密封件股份有限公司 用于旋转轴的唇型密封件

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103282702A (zh) * 2010-10-18 2013-09-04 Skf公司 径向轴密封环
CN110529599A (zh) * 2019-08-16 2019-12-03 广东亿达汽车密封件股份有限公司 用于旋转轴的唇型密封件

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

Assignee: Shuyuan Machinery Enterprise (Kunshan) Co., Ltd.

Assignor: Li Chuan

Contract fulfillment period: 2007.1.20 to 2013.1.20

Contract record no.: 2008320000917

Denomination of utility model: Rubber-plastic adhesive type oil seal

Granted publication date: 20060712

License type: Exclusive license

Record date: 20081014

LIC Patent licence contract for exploitation submitted for record

Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.1.20 TO 2013.1.20; CHANGE OF CONTRACT

Name of requester: SHUYUAN MACHINARY ENTERPRISE ( KUNSHAN ) CO., LTD.

Effective date: 20081014

C19 Lapse of patent right due to non-payment of the annual fee
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