JPS62145883U - - Google Patents
Info
- Publication number
- JPS62145883U JPS62145883U JP3494786U JP3494786U JPS62145883U JP S62145883 U JPS62145883 U JP S62145883U JP 3494786 U JP3494786 U JP 3494786U JP 3494786 U JP3494786 U JP 3494786U JP S62145883 U JPS62145883 U JP S62145883U
- Authority
- JP
- Japan
- Prior art keywords
- steering
- wheel
- cylinder
- type construction
- oil chamber
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
第1図は本考案の構成および正面図、第2図は
本考案の油圧回路図、第3図は本考案の他の実施
例図、第4図はホイール式建設機械の側面図、第
5図は第4図のAより見た平面図、第6図は従来
技術の構成および正面図である。
5……ステアリングハンドル、7……走行車輪
、12,12′……ステアリングシリンダ、16
……メタリングバルブ、18……油圧ポンプ、1
9,19′……シリンダヘツド側油室、20,2
0′……ピストンロツド側油室、27……ピスト
ンロツド、28,28′……油路、29,29′
……絞り部、30,30′……チエツク弁、36
,36′……ピストン。
Figure 1 is a configuration and front view of the present invention, Figure 2 is a hydraulic circuit diagram of the present invention, Figure 3 is another embodiment of the present invention, Figure 4 is a side view of a wheel-type construction machine, and Figure 5 is a side view of a wheel-type construction machine. The figure is a plan view seen from A in FIG. 4, and FIG. 6 is a configuration and front view of the prior art. 5... Steering handle, 7... Running wheel, 12, 12'... Steering cylinder, 16
... Metering valve, 18 ... Hydraulic pump, 1
9, 19'... Cylinder head side oil chamber, 20, 2
0'... Piston rod side oil chamber, 27... Piston rod, 28, 28'... Oil passage, 29, 29'
... Throttle part, 30, 30'... Check valve, 36
, 36'... Piston.
Claims (1)
リングシリンダを作動させ、下部走行体の走行車
輪操向を可能としたホイール式建設機械のステア
リング装置において、ステアリングドライブシヤ
フト下端に連結したメタリングバルブよりステア
リングシリンダのシリンダヘツド側油室およびピ
ストンロツド側油室へ連通するそれぞれの油路中
間部にて、上記油路を絞り部およびチエツク弁を
直列に配置した油路にて連結したことを特徴とす
るホイール式建設機械のステアリング装置。 In a steering device for wheel-type construction machinery that operates the steering cylinder by rotating the steering handle and enables the steering of the traveling wheels of the undercarriage, the cylinder head of the steering cylinder is operated by a metering valve connected to the lower end of the steering drive shaft. A wheel-type construction machine characterized in that the oil passages are connected by an oil passage in which a throttle part and a check valve are arranged in series at the middle part of each oil passage communicating with a side oil chamber and a piston rod side oil chamber. Steering device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3494786U JPS62145883U (en) | 1986-03-10 | 1986-03-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3494786U JPS62145883U (en) | 1986-03-10 | 1986-03-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62145883U true JPS62145883U (en) | 1987-09-14 |
Family
ID=30843979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3494786U Pending JPS62145883U (en) | 1986-03-10 | 1986-03-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62145883U (en) |
-
1986
- 1986-03-10 JP JP3494786U patent/JPS62145883U/ja active Pending
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