JPS5885667U

JPS5885667U - Fully rotating construction machine

Info

Publication number: JPS5885667U
Application number: JP1981181216U
Authority: JP
Inventors: 秀夫成田; 吉田　国昭; 裕村田
Original assignee: 日立建機株式会社
Priority date: 1981-12-04
Filing date: 1981-12-04
Publication date: 1983-06-10

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図ないし第４図は従来技術による全旋回式建設機械
を示すものであって、第１図は建設機械の一例としての
油圧ショベルの外観図、第２図は第１図中の旋回装置の
縦断面図、第３図は第２図の部分拡大断面図、第４図は
他の従来例を示す第３図と同様の断面図、第５図は本考
案に係る全旋回式建設機械の旋回装置の部分拡大断面図
である。１・・・下部走行体、２・・・上部旋回体、２Ａ−上部
フｌノ−ム、４・・・旋回装置、５・・・旋回輪、７・
・・旋回ピニオン、２１・・・第１の内側壁、２２・・
・グリースバス、２３・・・第２の内側壁、２４・・・
シール部材。Figures 1 to 4 show fully swingable construction machines according to the prior art, in which Figure 1 is an external view of a hydraulic excavator as an example of the construction machine, and Figure 2 is the swing device in Figure 1. FIG. 3 is a partially enlarged sectional view of FIG. 2, FIG. 4 is a sectional view similar to FIG. 3 showing another conventional example, and FIG. 5 is a fully rotating construction machine according to the present invention. FIG. DESCRIPTION OF SYMBOLS 1... Lower traveling body, 2... Upper rotating body, 2A-upper flannel, 4... Swivel device, 5... Swivel wheel, 7...
...Swivel pinion, 21...First inner wall, 22...
・Grease bath, 23...Second inner wall, 24...
Seal member.

Claims

[Scope of utility model registration request]

In a full swing type construction machine comprising a lower running body, an upper rotating body installed on the lower running body, a swinging device having a swinging ring and a swinging pinion that meshes with an internal gear of the swinging ring, the swinging A first inner wall is erected inside the ring to form a grease bath between the turning ring and the first inner wall, and a second inner wall is erected inside the first inner wall. established, and the second
A fully rotating construction machine, characterized in that a sealing member is provided on an inner wall of the upper rotating body to make sliding contact with an upper frame of the upper rotating body.