JPH0254859U - - Google Patents
Info
- Publication number
- JPH0254859U JPH0254859U JP1988131710U JP13171088U JPH0254859U JP H0254859 U JPH0254859 U JP H0254859U JP 1988131710 U JP1988131710 U JP 1988131710U JP 13171088 U JP13171088 U JP 13171088U JP H0254859 U JPH0254859 U JP H0254859U
- Authority
- JP
- Japan
- Prior art keywords
- swing
- output shaft
- internal gear
- casing
- fixed
- 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
- 239000004519 grease Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 2
- 238000007789 sealing Methods 0.000 description 1
Description
第１図は本考案の実施例を示し、旋回装置の要
部の断面図、第２図乃至第４図は第１の従来技術
を示し、第２図は油圧シヨベルの外観図、第３図
は旋回装置の一部切欠いた側面図、第４図は旋回
装置の要部の断面図、第５図は第２の従来技術を
示し、第４図と同様の旋回装置の要部の断面図で
ある。
１……旋回装置、２……下部走行体、３……上
部旋回体、１１……内輪、１１Ａ……内歯歯車、
１２……外輪、１４……旋回輪、１５……旋回モ
ータ装置、１６……旋回モータ、１８……ケーシ
ング、１８ａ……ケーシング本体、１８ｂ……カ
バー、１９……出力軸、２０……ピニオン、２０
Ａ……外歯車、２１……軸受、２４……スリーブ
、２５……グリースバス、２６……グリース、２
７……オイルシール装置、２８……外環、２９…
…内環、３０……リツプ部、５１……シール部材
、５１Ａ……リツプ部、Ａ……噛合部。
Fig. 1 shows an embodiment of the present invention, a sectional view of the main parts of the swing device, Figs. 2 to 4 show the first prior art, Fig. 2 is an external view of a hydraulic excavator, and Fig. 3 4 is a partially cutaway side view of the swing device, FIG. 4 is a sectional view of the main part of the swing device, and FIG. 5 is a sectional view of the main part of the swing device similar to FIG. 4. It is. 1...Swivel device, 2...Lower traveling body, 3...Upper rotating body, 11...Inner ring, 11A...Internal gear,
12...Outer ring, 14...Swivel ring, 15...Swivel motor device, 16...Swivel motor, 18...Casing, 18a...Casing body, 18b...Cover, 19...Output shaft, 20...Pinion , 20
A... External gear, 21... Bearing, 24... Sleeve, 25... Grease bath, 26... Grease, 2
7...Oil seal device, 28...Outer ring, 29...
...inner ring, 30... lip part, 51... sealing member, 51A... lip part, A... meshing part.
Claims (1)
て旋回可能に支承された上部旋回体とを有し、前
記旋回装置は、内輪の内周面に内歯歯車が形成さ
れた旋回輪と、前記内歯歯車と噛合するピニオン
が形成された出力軸を有し、該出力軸がケーシン
グ外に延設された旋回モータ装置と、前記内歯歯
車とピニオンとの噛合部を囲むグリースバスとか
らなり、前記旋回モータ装置のケーシングには前
記出力軸の延設側内端部に位置して前記出力軸側
の回転部外周に摺接するリツプ部を有するオイル
シール装置を固着してなる全旋回式建設機械にお
いて、一端が前記出力軸側に液密に固定される取
付部となり、他端が前記オイルシール装置の固定
部に摺接されるリツプ部となつたシール部材を設
けたことを特徴とする全旋回式建設機械。 It has a lower running body and an upper rotating body rotatably supported by the lower running body via a swing device, and the swing device includes a swing ring in which an internal gear is formed on an inner circumferential surface of an inner ring. , a swing motor device having an output shaft formed with a pinion that meshes with the internal gear, the output shaft extending outside the casing; and a grease bath surrounding the meshing portion between the internal gear and the pinion. an oil seal device is fixed to the casing of the swing motor device; type construction machine, characterized in that a seal member is provided, one end serving as a mounting portion that is fluid-tightly fixed to the output shaft side, and the other end serving as a lip portion that slides into contact with the fixed portion of the oil seal device. A fully rotating construction machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988131710U JPH0254859U (en) | 1988-10-07 | 1988-10-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988131710U JPH0254859U (en) | 1988-10-07 | 1988-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0254859U true JPH0254859U (en) | 1990-04-20 |
Family
ID=31388035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988131710U Pending JPH0254859U (en) | 1988-10-07 | 1988-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0254859U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007247804A (en) * | 2006-03-16 | 2007-09-27 | Hitachi Constr Mach Co Ltd | Turning device reduction gear |
| JP2016133196A (en) * | 2015-01-21 | 2016-07-25 | Nok株式会社 | Sealing device |
| JP2017115898A (en) * | 2015-12-21 | 2017-06-29 | Ｉｈｉ運搬機械株式会社 | Grease supply system for swing device and construction machine |
-
1988
- 1988-10-07 JP JP1988131710U patent/JPH0254859U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007247804A (en) * | 2006-03-16 | 2007-09-27 | Hitachi Constr Mach Co Ltd | Turning device reduction gear |
| JP2016133196A (en) * | 2015-01-21 | 2016-07-25 | Nok株式会社 | Sealing device |
| JP2017115898A (en) * | 2015-12-21 | 2017-06-29 | Ｉｈｉ運搬機械株式会社 | Grease supply system for swing device and construction machine |
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