CN103174751A - 挖掘机轮子的泥水油封结构 - Google Patents

挖掘机轮子的泥水油封结构 Download PDF

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Publication number
CN103174751A
CN103174751A CN201310122031XA CN201310122031A CN103174751A CN 103174751 A CN103174751 A CN 103174751A CN 201310122031X A CN201310122031X A CN 201310122031XA CN 201310122031 A CN201310122031 A CN 201310122031A CN 103174751 A CN103174751 A CN 103174751A
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CN
China
Prior art keywords
muddy water
water oil
oil seal
seal structure
outer ring
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
CN201310122031XA
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English (en)
Inventor
陈业敏
黎志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YULIN CITY CHUANDI MACHINARY MANUFACTURING Co Ltd
Original Assignee
YULIN CITY CHUANDI MACHINARY MANUFACTURING 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 YULIN CITY CHUANDI MACHINARY MANUFACTURING Co Ltd filed Critical YULIN CITY CHUANDI MACHINARY MANUFACTURING Co Ltd
Priority to CN201310122031XA priority Critical patent/CN103174751A/zh
Publication of CN103174751A publication Critical patent/CN103174751A/zh
Pending legal-status Critical Current

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Abstract

本发明涉及一种挖掘机轮子的泥水油封结构,包括轮体、轴、外圈、内圈,其特征在于,所述的内圈设有凹台,所述的外圈的内孔加大,所述的内圈和外圈同时压住装进轴与轮体内孔。本发明与现有技术相比,具有结构简单、制造容易,能保证内外圈具有相对稳定间隙等优点。

Description

挖掘机轮子的泥水油封结构
技术领域
本发明属于挖掘机配件,尤其是一种用于挖掘机轮子的泥水油封结构。
背景技术
目前,国内外通用挖掘机轮子轴承密封采用泥水油封进行密封,泥水油封内外需有相对转动,装配时内外圈会有相对移动,会造成内外圈转动过紧,容易磨损,磨损后会进水到内腔,轴承容易失效。
发明内容
本发明的目的在于提供一种结构简单、制造容易、装配时能够让泥水油封内外圈不会相对移动的挖掘机轮子的泥水油密封结构。
本发明的技术解决方案是这样的,一种挖掘机轮子的泥水油封结构,包括轮体、轴、外圈、内圈,其特征在于,所述的内圈设有凹台,所述的外圈的内孔加大,所述的内圈和外圈同时压住装进轴与轮体内孔。
本发明与现有技术相比,具有结构简单、制造容易,能保证内外圈具有相对稳定间隙等优点。 
附图说明:
附图为本发明的整体结构主视剖视图。
在附图中,外圈(1)、内圈(2)、凹台(3)、轴(4)、轮体(5)。
具体实施方式:
本发明的最佳实施例是这样的,如附图所示,一种挖掘机轮子的泥水油封结构,包括轮体、轴、外圈、内圈,其中,所述的内圈2设有凹台3,所述的外圈1的内孔加大,所述的内圈2和外圈1同时压住装进轴4与轮体5内孔。防止内外孔有相对轴向移动。

Claims (1)

1. 一种挖掘机轮子的泥水油封结构,包括轮体、轴、外圈、内圈,其特征在于,所述的内圈(2)设有凹台(3),所述的外圈(1)的内孔加大,所述的内圈(2)和外圈(1)同时压住装进轴(4)与轮体(5)内孔。
CN201310122031XA 2013-04-10 2013-04-10 挖掘机轮子的泥水油封结构 Pending CN103174751A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310122031XA CN103174751A (zh) 2013-04-10 2013-04-10 挖掘机轮子的泥水油封结构

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310122031XA CN103174751A (zh) 2013-04-10 2013-04-10 挖掘机轮子的泥水油封结构

Publications (1)

Publication Number Publication Date
CN103174751A true CN103174751A (zh) 2013-06-26

Family

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Family Applications (1)

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CN201310122031XA Pending CN103174751A (zh) 2013-04-10 2013-04-10 挖掘机轮子的泥水油封结构

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CN (1) CN103174751A (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0493571U (zh) * 1990-12-28 1992-08-13
JP2004239353A (ja) * 2003-02-06 2004-08-26 Ntn Corp 密封装置およびこれを備えた車輪用軸受装置
US20070081751A1 (en) * 2005-10-04 2007-04-12 Takayuki Norimatsu Wheel bearing apparatus
CN1977122A (zh) * 2004-06-29 2007-06-06 Nok株式会社 环状部件
CN101208550A (zh) * 2005-06-28 2008-06-25 Nok株式会社 密封装置
CN101868639A (zh) * 2007-11-20 2010-10-20 株式会社捷太格特 密封装置、滚动轴承和用于轮子的滚动轴承

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0493571U (zh) * 1990-12-28 1992-08-13
JP2004239353A (ja) * 2003-02-06 2004-08-26 Ntn Corp 密封装置およびこれを備えた車輪用軸受装置
CN1977122A (zh) * 2004-06-29 2007-06-06 Nok株式会社 环状部件
CN101208550A (zh) * 2005-06-28 2008-06-25 Nok株式会社 密封装置
US20070081751A1 (en) * 2005-10-04 2007-04-12 Takayuki Norimatsu Wheel bearing apparatus
CN101868639A (zh) * 2007-11-20 2010-10-20 株式会社捷太格特 密封装置、滚动轴承和用于轮子的滚动轴承

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Application publication date: 20130626