JPH0318090U - - Google Patents
Info
- Publication number
- JPH0318090U JPH0318090U JP7806089U JP7806089U JPH0318090U JP H0318090 U JPH0318090 U JP H0318090U JP 7806089 U JP7806089 U JP 7806089U JP 7806089 U JP7806089 U JP 7806089U JP H0318090 U JPH0318090 U JP H0318090U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- overturning moment
- detection means
- overturning
- angle
- 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
- 238000001514 detection method Methods 0.000 claims 4
- 238000013459 approach Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Jib Cranes (AREA)
Description
第１図は、本考案の構成を示すブロツク図、第
２図および第３図は演算処理を行なうための原理
を説明するための図である。
２……ブーム、３……支持用シリンダ、５……
ブーム角度検出器、６……ブーム支持圧力検出器
、１０……ＣＰＵ（転倒モーメント演算処理・判
断手段）。
FIG. 1 is a block diagram showing the configuration of the present invention, and FIGS. 2 and 3 are diagrams for explaining the principle for performing arithmetic processing. 2...Boom, 3...Support cylinder, 5...
Boom angle detector, 6...Boom support pressure detector, 10...CPU (overturning moment calculation processing/determination means).
Claims (1)
角度検出手段と、ブームを支持する油圧シリンダ
に作用する圧力を検出するブーム支持圧力検出手
段と、これら両検出手段からの検出信号により、
クレーン本体の転倒モーメントを演算する演算手
段と、該演算手段により算出された転倒モーメン
トが転倒限界に近づいたか否かを判断するととも
に、限界値に近いと判断したときにはアラーム信
号を出力する転倒モーメント判断手段とを備えた
ことを特徴とするクレーン。 Boom angle detection means detects the angle that the boom makes with the vertical direction; boom support pressure detection means detects the pressure acting on the hydraulic cylinder supporting the boom; and detection signals from both of these detection means,
A calculation means for calculating the overturning moment of the crane body, and an overturning moment judgment for determining whether the overturning moment calculated by the calculation means approaches the overturning limit and outputting an alarm signal when it is determined that the overturning moment is close to the limit value. A crane characterized by comprising means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7806089U JPH0318090U (en) | 1989-06-30 | 1989-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7806089U JPH0318090U (en) | 1989-06-30 | 1989-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0318090U true JPH0318090U (en) | 1991-02-22 |
Family
ID=31621005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7806089U Pending JPH0318090U (en) | 1989-06-30 | 1989-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0318090U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61221099A (en) * | 1985-03-27 | 1986-10-01 | 富士重工業株式会社 | Controller for height service car |
-
1989
- 1989-06-30 JP JP7806089U patent/JPH0318090U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61221099A (en) * | 1985-03-27 | 1986-10-01 | 富士重工業株式会社 | Controller for height service car |
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