JPH01102246U - - Google Patents
Info
- Publication number
- JPH01102246U JPH01102246U JP19664187U JP19664187U JPH01102246U JP H01102246 U JPH01102246 U JP H01102246U JP 19664187 U JP19664187 U JP 19664187U JP 19664187 U JP19664187 U JP 19664187U JP H01102246 U JPH01102246 U JP H01102246U
- Authority
- JP
- Japan
- Prior art keywords
- outer rings
- outer ring
- groove
- ring
- seal member
- 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
Links
- 238000010276 construction Methods 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
Landscapes
- Sealing Devices (AREA)
- Component Parts Of Construction Machinery (AREA)
- Jib Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案の建設機械用旋回装置の一実施
例を示す一部を省略された断面図、第２図はシー
ル部材のまわりの拡大断面図、第３図は本考案の
建設機械用旋回装置の他の実施例におけるシール
部材のまわりの断面図、第４図は従来の旋回装置
の一部省略された断面図である。
１３……外輪、１４……内輪、２３，２４，１
２４……シール部材、２５，１２５……シール部
材を装着する溝、２６……外輪の隙間。
Fig. 1 is a partially omitted sectional view showing an embodiment of the swing device for construction machinery of the present invention, Fig. 2 is an enlarged sectional view of the area around the seal member, and Fig. 3 is a sectional view of the construction machine of the present invention. A sectional view around a seal member in another embodiment of the turning device, and FIG. 4 is a partially omitted sectional view of a conventional turning device. 13... Outer ring, 14... Inner ring, 23, 24, 1
24... Seal member, 25, 125... Groove for mounting the seal member, 26... Gap between outer ring.
Claims (1)
輪と、内外輪の隙間から軸受にたいする潤滑油も
れを防ぐために、内外輪の隙間の上下に位置して
、内外輪間に設けられたシール部材が内外輪の一
方に設けられた溝に装着されていると共に、内外
輪の他方に接触させられている建設機械の旋回装
置において、シール部材を装着する溝のすくなく
とも一部を内外輪間に位置させられ、シール部材
が溝における内外輪間に位置する領域部分内に位
置する部分を具備していること、を特徴としてい
る建設機械の旋回装置。 In order to prevent lubricating oil from leaking into the bearing from the gap between the outer ring, the inner ring that is fitted to the outer ring with a bearing in between, and the inner and outer rings, a lubricant is provided between the outer ring and the outer ring, located above and below the gap between the inner and outer rings. In a turning device of a construction machine in which a seal member is installed in a groove provided on one of the inner and outer rings and is brought into contact with the other of the inner and outer rings, at least a part of the groove in which the seal member is installed is installed between the inner and outer rings. A swing device for a construction machine, characterized in that the sealing member has a portion located in a region located between the inner and outer rings in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19664187U JPH01102246U (en) | 1987-12-26 | 1987-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19664187U JPH01102246U (en) | 1987-12-26 | 1987-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01102246U true JPH01102246U (en) | 1989-07-10 |
Family
ID=31487241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19664187U Pending JPH01102246U (en) | 1987-12-26 | 1987-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01102246U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0415650U (en) * | 1990-05-29 | 1992-02-07 | ||
| JP2012159114A (en) * | 2011-01-31 | 2012-08-23 | Ntn Corp | Sealing structure for turning bearing |
-
1987
- 1987-12-26 JP JP19664187U patent/JPH01102246U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0415650U (en) * | 1990-05-29 | 1992-02-07 | ||
| JP2012159114A (en) * | 2011-01-31 | 2012-08-23 | Ntn Corp | Sealing structure for turning bearing |
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