CN104389808B - 一种轴封结构 - Google Patents

一种轴封结构 Download PDF

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Publication number
CN104389808B
CN104389808B CN201410705254.3A CN201410705254A CN104389808B CN 104389808 B CN104389808 B CN 104389808B CN 201410705254 A CN201410705254 A CN 201410705254A CN 104389808 B CN104389808 B CN 104389808B
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main shaft
bearing cap
bearing
cooperation
baffle disc
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CN104389808A (zh
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钱永清
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SUZHOU YUHE PRECISION STAMPING Co.,Ltd.
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Suzhou Zhongtuo Patent Operations Management Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/10Shaft sealings
    • F04D29/102Shaft sealings especially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/05Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056Bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/06Lubrication
    • F04D29/063Lubrication specially adapted for elastic fluid pumps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rolling Contact Bearings (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)

Abstract

本发明公开了一种轴封结构,包括壳体、主轴和轴承;所述主轴通过轴承支撑设置在壳体中;所述壳体外部设有与其配合的轴承盖;所述主轴与轴承相配合处设有挡油盘;所述挡油盘的挡油端罩住轴承盖内端面;所述主轴与轴承盖外部配合处设有密封圈;所述密封圈通过压盖固定;所述轴承盖与主轴配合处设置有集油球;所述集油球上端与轴承盖外腔连通,下端与主轴相连通;本发明方案使风机运转周期大大延长,密封效果提高,既节约了大量的润滑油,大大减少了维修量,起到节能降耗的作用,又提高了生产效率。

Description

一种轴封结构
技术领域
本发明涉及一种密封结构,具体的涉及一种轴封结构。
背景技术
离心风机是工业生产中广泛应用的一大类通用设备,目前,离心风机的轴封大多采用填料密封或骨架油封等密封元件,由于密封元件固定在壳体上,密封元件与主轴之间有相对运动,因此设备长时间连续运行时,密封元件容易磨损泄漏,需要经常停机处理,不仅劳动强度大,而且严重影响生产效率。
发明内容
针对上述存在的技术问题,本发明的目的是:提出了一种密封效果好、节约润滑油的轴封结构。
本发明的技术解决方案是这样实现的:一种轴封结构,包括壳体、主轴和轴承;所述主轴通过轴承支撑设置在壳体中;所述壳体外部设有与其配合的轴承盖;所述主轴与轴承相配合处设有挡油盘;所述挡油盘的挡油端罩住轴承盖内端面;所述主轴与轴承盖外部配合处设有密封圈;所述密封圈通过压盖固定;所述轴承盖与主轴配合处设置有集油球;所述集油球上端与轴承盖外腔连通,下端与主轴相连通。
优选的,所述集油球与主轴配合处还设有回油沟。
由于上述技术方案的运用,本发明与现有技术相比具有下列优点:
本发明的一种轴封结构,通过在主轴与轴承相配合处设有挡油盘,挡油盘的挡油端罩住轴承盖内端面,主轴与轴承盖外部配合处设有密封圈,密封圈通过压盖固定,轴承盖与主轴配合处设置有集油球,集油球上端与轴承盖外腔连通,下端与主轴相连通,通过上述设计,使风机运转周期大大延长,密封效果提高,既节约了大量的润滑油,大大减少了维修量,起到节能降耗的作用,又提高了生产效率。
附图说明
下面结合附图对本发明技术方案作进一步说明:
附图1为本发明的一种轴封结构的结构示意图;
其中:1、壳体;2、主轴;3、轴承;4、轴承盖;5、挡油盘;6、密封圈;7、压盖;8、集油球;9、回油沟。
具体实施方式
下面结合附图来说明本发明。
附图1为本发明所述的一种轴封结构,包括壳体1、主轴2和轴承3;所述主轴2通过轴承3支撑设置在壳体1中;所述壳体1外部设有与其配合的轴承盖4;所述主轴2与轴承3相配合处设有挡油盘5;所述挡油盘5的挡油端罩住轴承盖4内端面;所述主轴2与轴承盖4外部配合处设有密封圈6;所述密封圈6通过压盖7固定;所述轴承盖4与主轴2配合处设置有集油球8;所述集油球8上端与轴承盖4外腔连通,下端与主轴2相连通;所述集油球8与主轴2配合处还设有回油沟9。
本发明方案的一种轴封结构,通过在主轴2与轴承3相配合处设有挡油盘5,挡油盘5的挡油端罩住轴承盖4内端面,主轴2与轴承盖4外部配合处设有密封圈5,密封圈5通过压盖7固定,轴承盖4与主轴2配合处设置有集油球8,集油球8上端与轴承盖4外腔连通,下端与主轴2相连通,集油球8用于收集多余的润滑油,将多余的润滑油收集后再次使用润滑主轴2,通过上述设计,使风机运转周期大大延长,密封效果提高,既节约了大量的润滑油,大大减少了维修量,起到节能降耗的作用,又提高了生产效率。
上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并加以实施,并不能以此限制本发明的保护范围,凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围内。

Claims (1)

1.一种轴封结构,其特征在于:包括壳体、主轴和轴承;所述主轴通过轴承支撑设置在壳体中;所述壳体外部设有与其配合的轴承盖;所述主轴与轴承相配合处设有挡油盘;所述挡油盘的挡油端罩住轴承盖内端面;所述主轴与轴承盖外部配合处设有密封圈;所述密封圈通过压盖固定;所述轴承盖与主轴配合处设置有集油球;所述集油球上端与轴承盖外腔连通,下端与主轴相连通;所述集油球与主轴配合处还设有回油沟;所述回油沟延伸至轴承端。
CN201410705254.3A 2014-11-28 2014-11-28 一种轴封结构 Active CN104389808B (zh)

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CN104389808B true CN104389808B (zh) 2017-09-26

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201116533Y (zh) * 2007-08-23 2008-09-17 上海连成(集团)有限公司 一种化工泵的油封结构的改进
CN102606485B (zh) * 2012-03-27 2014-08-20 上海阿波罗机械股份有限公司 一种用于核电站的启动给水泵
CN202971598U (zh) * 2012-10-11 2013-06-05 四川乐山亚联机械有限责任公司 一种开炼机及其轴承的润滑***
CN203214668U (zh) * 2013-05-03 2013-09-25 江苏金通灵流体机械科技股份有限公司 轴承箱密封装置
CN103423191A (zh) * 2013-08-20 2013-12-04 苏州市吴中区大陆电子设备厂 一种离心风机轴封结构
CN204357763U (zh) * 2014-11-28 2015-05-27 苏州市吴中区大陆电子设备厂 一种轴封结构

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