JP5152484B2 - 密封装置 - Google Patents
密封装置 Download PDFInfo
- Publication number
- JP5152484B2 JP5152484B2 JP2007275046A JP2007275046A JP5152484B2 JP 5152484 B2 JP5152484 B2 JP 5152484B2 JP 2007275046 A JP2007275046 A JP 2007275046A JP 2007275046 A JP2007275046 A JP 2007275046A JP 5152484 B2 JP5152484 B2 JP 5152484B2
- Authority
- JP
- Japan
- Prior art keywords
- sealing element
- side sealing
- ring
- rotating
- synthetic resin
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims description 94
- 239000000428 dust Substances 0.000 claims description 44
- 230000002093 peripheral effect Effects 0.000 claims description 37
- 229920003002 synthetic resin Polymers 0.000 claims description 26
- 239000000057 synthetic resin Substances 0.000 claims description 26
- 239000013013 elastic material Substances 0.000 claims description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000002184 metal Substances 0.000 description 7
- 230000004323 axial length Effects 0.000 description 6
- 238000009751 slip forming Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 241000287463 Phalacrocorax Species 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
11 スリーブ
12 フランジ
12a 外周縁部
2 静止側密封要素
21 補強環
22 固定シール部
23,24 ダストリップ
25 対油リップ
3 合成樹脂リング
31 リップ部
4 弾性リング
41,42 側部突条(突条)
43 脚部突条(突条)
5 回転軸(回転体)
6 ハウジング
A 機内
B 機外
S1 第一のダストシール
S2 第二のダストシール
S3 対油シール
Claims (1)
- 回転体に固定されてこの回転体と一体に回転する回転側密封要素と、非回転のハウジングに固定される静止側密封要素とを備え、前記回転側密封要素と静止側密封要素との間に、ダストシール及びその機内側に位置する対油シールが形成され、前記ダストシールが、前記静止側密封要素に気密的に取り付けられると共に前記回転側密封要素に平面同士で摺動可能に密接された合成樹脂リングと、この合成樹脂リングを前記回転側密封要素へ向けて軸方向へ付勢する弾性リングにより形成され、前記弾性リングがゴム状弾性材料からなるものであって、前記静止側密封要素に設けられた補強環に形成された環状凹部に遊嵌されると共に、この弾性リングに円周方向に連続して形成された突条が前記環状凹部の内面に密接され、前記合成樹脂リングに、先端が大径となるような円錐筒状をなして延びるリップ部が形成され、このリップ部は、前記平面同士で摺動可能に密接されることによる密封摺動部の外側で、前記回転側密封要素の外周縁部に摺動可能に密接されることを特徴とする密封装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007275046A JP5152484B2 (ja) | 2007-10-23 | 2007-10-23 | 密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007275046A JP5152484B2 (ja) | 2007-10-23 | 2007-10-23 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009103208A JP2009103208A (ja) | 2009-05-14 |
JP5152484B2 true JP5152484B2 (ja) | 2013-02-27 |
Family
ID=40705093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007275046A Active JP5152484B2 (ja) | 2007-10-23 | 2007-10-23 | 密封装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5152484B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011058585A (ja) | 2009-09-11 | 2011-03-24 | Nok Corp | 密封装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0645099Y2 (ja) * | 1988-02-24 | 1994-11-16 | エヌオーケー株式会社 | 密封装置 |
JPH02116029U (ja) * | 1989-03-02 | 1990-09-17 | ||
JP3407436B2 (ja) * | 1994-10-28 | 2003-05-19 | エヌオーケー株式会社 | 密封装置 |
JP2000120876A (ja) * | 1998-10-20 | 2000-04-28 | Nsk Ltd | 軸受ユニットの軸封装置 |
JP2005207511A (ja) * | 2004-01-23 | 2005-08-04 | Nok Corp | 連鋳機用シール |
-
2007
- 2007-10-23 JP JP2007275046A patent/JP5152484B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2009103208A (ja) | 2009-05-14 |
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