JPH0333886U - - Google Patents
Info
- Publication number
- JPH0333886U JPH0333886U JP9490289U JP9490289U JPH0333886U JP H0333886 U JPH0333886 U JP H0333886U JP 9490289 U JP9490289 U JP 9490289U JP 9490289 U JP9490289 U JP 9490289U JP H0333886 U JPH0333886 U JP H0333886U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- link member
- lever
- swing frame
- link
- 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
Landscapes
- Jib Cranes (AREA)
Description
第１図は本考案の一実施例のカウンタウエイト
装着時の側面図、第２図は本考案の一実施例のカ
ウンタウエイト離脱時の側面図である。
図中、１…クローラ走行体、２…旋回フレーム
、４…ブーム、５…クローラクレーン、８，１２
，１６，１７…ピン（枢着部）、９…固定部材（
旋回フレーム側支持部材）、１１…レバー部材、
１３…シーブ、１４…前部リンク部材、１５…後
部リンク部材、１８…平行四辺形リンク、２１…
カウンタウエイト、２３…巻上ドラム、２４…ロ
ープを示す。
FIG. 1 is a side view of an embodiment of the present invention when the counterweight is attached, and FIG. 2 is a side view of the embodiment of the present invention when the counterweight is removed. In the figure, 1...Crawler traveling body, 2...Swivel frame, 4...Boom, 5...Crawler crane, 8, 12
, 16, 17...Pin (pivot part), 9...Fixing member (
revolving frame side support member), 11... lever member,
13... Sheave, 14... Front link member, 15... Rear link member, 18... Parallelogram link, 21...
Counterweight, 23... hoisting drum, 24... rope is shown.
Claims (1)
自在なブームを取り付け且つ旋回フレームの反ブ
ーム側に脱着可能なカウンタウエイトを配設した
クローラクレーンにおいて、前記ブームに、ブー
ム後方へ向けて水平に延びるレバー部材の前端を
枢着すると共に、前記ブームに対するレバー部材
の枢着部と前記旋回フレームに対するブーム枢着
部の間に前部リンク部材を、又前記レバー部材と
旋回フレーム側支持部材の間に後部リンク部材を
、前部リンク部材と後部リンク部材が互いに平行
で且つ長さが等しくなる様枢着し、前記レバー部
材及び前、後部リンク部材並に前部リンク部材の
ブームに対する枢着部と後部リンク部材の旋回フ
レーム側支持部材に対する枢着部を結んだ線によ
り平行四辺形リンクを形成し、前記旋回フレーム
に、前記レバー部材に設けられたシーブを介して
カウンタウエイトと連結可能なロープを巻取り、
繰出し得る巻上ドラムを設けたことを特徴とする
クローラクレーンのカウンタウエイト装置。 In a crawler crane in which a boom that can be raised and lowered is attached to a revolving frame provided on a crawler traveling body and a removable counterweight is arranged on the opposite side of the revolving frame to the boom, the boom is provided with a lever that extends horizontally toward the rear of the boom. The front end of the member is pivotally connected, and a front link member is provided between the pivot portion of the lever member to the boom and the boom pivot portion to the swing frame, and a rear link member is provided between the lever member and the swing frame side support member. The link member is pivotally connected such that the front link member and the rear link member are parallel to each other and have the same length, and the lever member and the front and rear link members as well as the pivot portion of the front link member to the boom and the rear A parallelogram link is formed by a line connecting the pivoting part of the link member to the support member on the swing frame side, and a rope connectable to the counterweight is wound around the swing frame via a sheave provided on the lever member. take,
A counterweight device for a crawler crane, characterized by being provided with a hoisting drum that can be fed out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9490289U JPH0333886U (en) | 1989-08-11 | 1989-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9490289U JPH0333886U (en) | 1989-08-11 | 1989-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0333886U true JPH0333886U (en) | 1991-04-03 |
Family
ID=31644184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9490289U Pending JPH0333886U (en) | 1989-08-11 | 1989-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0333886U (en) |
-
1989
- 1989-08-11 JP JP9490289U patent/JPH0333886U/ja active Pending
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