JPH0181390U - - Google Patents
Info
- Publication number
- JPH0181390U JPH0181390U JP1987177817U JP17781787U JPH0181390U JP H0181390 U JPH0181390 U JP H0181390U JP 1987177817 U JP1987177817 U JP 1987177817U JP 17781787 U JP17781787 U JP 17781787U JP H0181390 U JPH0181390 U JP H0181390U
- Authority
- JP
- Japan
- Prior art keywords
- link
- long groove
- side frame
- pin hole
- pin
- 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 1
- 238000004904 shortening Methods 0.000 claims 1
- 230000008602 contraction Effects 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Description
第１図はこの考案の一実施例を示す断面正面図
、第２図は第１図の平面図、第３図は従来のサイ
ドフレーム伸縮、固定リンク装置をそなえたクロ
ーラクレーンのトラツクフレームおよびサイドフ
レームを示す平面図、第４図は第３図の正面図、
第５図は従来のサイドフレーム伸縮、固定用リン
クを示す断面正面図、第６図は第５図の平面図で
ある。
Fig. 1 is a cross-sectional front view showing an embodiment of this invention, Fig. 2 is a plan view of Fig. 1, and Fig. 3 is a track frame and side view of a crawler crane equipped with a conventional side frame telescoping and fixed link device. A plan view showing the frame, Figure 4 is a front view of Figure 3,
FIG. 5 is a cross-sectional front view showing a conventional side frame expansion/contraction and fixing link, and FIG. 6 is a plan view of FIG. 5.
Claims (1)
縮を行う油圧シリンダをそなえ、サイドフレーム
に連結させたサイドフレーム伸縮、固定用リンク
をトラツクフレームにピンにより結合させて固定
するクローラ式建設機械において、前記リンクを
リンク下部とリンク上部との二部分で形成し、リ
ンク上部には長溝を設け、リンク下部には長溝の
一端部に開口する伸長用ピン穴と長溝の他端部に
開口する短縮用ピン穴とを設け、長溝の端部とピ
ン穴とに案内兼固定用ピンを挿入することにより
、リンクを伸長、短縮位置に固定させるように構
成したことを特徴とするサイドフレーム伸縮、固
定用リンク装置。 In a crawler type construction machine, which is equipped with a hydraulic cylinder that extends and contracts a side frame with respect to a truck frame, and in which a link for extending and contracting and fixing the side frame connected to the side frame is connected to the truck frame with a pin and fixed, the link is connected to the lower part of the link. It is formed of two parts, the upper part of the link, and the upper part of the link is provided with a long groove, and the lower part of the link is provided with an extension pin hole that opens at one end of the long groove and a shortening pin hole that opens at the other end of the long groove, A link device for extending and contracting a side frame, characterized in that the link is fixed in an extended or shortened position by inserting a guide/fixing pin into the end of a long groove and a pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177817U JPH0181390U (en) | 1987-11-20 | 1987-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177817U JPH0181390U (en) | 1987-11-20 | 1987-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0181390U true JPH0181390U (en) | 1989-05-31 |
Family
ID=31469468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987177817U Pending JPH0181390U (en) | 1987-11-20 | 1987-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0181390U (en) |
-
1987
- 1987-11-20 JP JP1987177817U patent/JPH0181390U/ja active Pending
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