JPS631062U - - Google Patents
Info
- Publication number
- JPS631062U JPS631062U JP1986090551U JP9055186U JPS631062U JP S631062 U JPS631062 U JP S631062U JP 1986090551 U JP1986090551 U JP 1986090551U JP 9055186 U JP9055186 U JP 9055186U JP S631062 U JPS631062 U JP S631062U
- Authority
- JP
- Japan
- Prior art keywords
- seal
- grooves
- swing bearing
- construction machine
- holder
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Component Parts Of Construction Machinery (AREA)
Description
第１図は本考案の建設機械における旋回軸受の
シール構造の一実施例を示す断面図、第２図は第
１図の矢印Ａ方向から見た状態を示す矢視図、第
３図は一般的な油圧シヨベルを示す側面図、第４
図は従来の建設機械における旋回軸受のシール構
造を示す断面図、第５図は第４図のＢ部拡大図で
ある。
３……旋回軸受、１３……外輪、１６……内輪
、２２……溝、２８……シール、３０……ホルダ
ー、３１……ボルト（固定部材）、３２……スト
ツパ。
Fig. 1 is a cross-sectional view showing one embodiment of the seal structure of a swing bearing in a construction machine of the present invention, Fig. 2 is a sectional view showing the state seen from the direction of arrow A in Fig. 1, and Fig. 3 is a general view. Side view showing a typical hydraulic excavator, No. 4
The figure is a sectional view showing a seal structure of a swing bearing in a conventional construction machine, and FIG. 5 is an enlarged view of section B in FIG. 4. 3...Swivel bearing, 13...Outer ring, 16...Inner ring, 22...Groove, 28...Seal, 30...Holder, 31...Bolt (fixing member), 32...Stopper.
Claims (1)
面側に溝を形成し、その溝にシールを嵌め込ませ
た建設機械における旋回軸受のシール構造におい
て、前記溝の内面とシールの背面との間にシール
を前記溝の内方向に押圧するテーパ状のホルダー
を挿入させ、該ホルダーを外輪もしくは内輪に固
定させたことを特徴とする建設機械における旋回
軸受のシール構造。 In a seal structure for a swing bearing in a construction machine in which grooves are formed on the outer peripheral surface side of the inner ring and the inner peripheral surface side of the outer ring of the swing bearing, and a seal is fitted into the grooves, the inner surface of the groove and the back surface of the seal are A seal structure for a swing bearing in a construction machine, characterized in that a tapered holder is inserted between the grooves to press the seal inward, and the holder is fixed to an outer ring or an inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986090551U JPS631062U (en) | 1986-06-16 | 1986-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986090551U JPS631062U (en) | 1986-06-16 | 1986-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS631062U true JPS631062U (en) | 1988-01-06 |
Family
ID=30950520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986090551U Pending JPS631062U (en) | 1986-06-16 | 1986-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS631062U (en) |
-
1986
- 1986-06-16 JP JP1986090551U patent/JPS631062U/ja active Pending