JPS58166584U - bucket crane - Google Patents
bucket craneInfo
- Publication number
- JPS58166584U JPS58166584U JP6208882U JP6208882U JPS58166584U JP S58166584 U JPS58166584 U JP S58166584U JP 6208882 U JP6208882 U JP 6208882U JP 6208882 U JP6208882 U JP 6208882U JP S58166584 U JPS58166584 U JP S58166584U
- Authority
- JP
- Japan
- Prior art keywords
- packet
- crane
- bucket crane
- signal indicating
- closing
- 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
- Control And Safety Of Cranes (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はパケットクレーンに本考案を実施した場合の構
成を示したもので、第２図は本考案のブロック図である
。
図において１は支持電動機、２は開閉電動機、３は支持
ロープ巻胴、４は開閉ロープ巻胴、５は支持制動機、６
は開閉制動機、７はパケット、８はパルス発生器、９は
電力式パケット着床検知器（９−１は計器用変圧器、９
−２は計器用変流器、９−３は継電器）、１０はパルス
接点、１１は沈み掴み接点、１２はプリセットカウンタ
、１３は継電器、１４はリセット接点、２１は始め、２
２は着床検知部、２３は沈み掴み信号発生部、２４はパ
ルスカウント部、２５はパルスカウント演算部、２６は
パケット閉じ終わり検出部、２７は警報発生部、２８は
支持制動機部、２９はパケット閉じ終わり検出部、３０
は支持電動機巻上運転及びカウントリセット部、３１は
制御終了である。FIG. 1 shows the configuration of a packet crane in which the present invention is applied, and FIG. 2 is a block diagram of the present invention. In the figure, 1 is a support motor, 2 is an opening/closing motor, 3 is a support rope winding drum, 4 is an opening/closing rope winding drum, 5 is a support brake, and 6
is an opening/closing brake, 7 is a packet, 8 is a pulse generator, 9 is an electric packet landing detector (9-1 is an instrument transformer, 9 is a
-2 is an instrument current transformer, 9-3 is a relay), 10 is a pulse contact, 11 is a sinking contact, 12 is a preset counter, 13 is a relay, 14 is a reset contact, 21 is a start, 2
2 is a floor landing detection unit, 23 is a sinking signal generation unit, 24 is a pulse count unit, 25 is a pulse count calculation unit, 26 is a packet closing end detection unit, 27 is an alarm generation unit, 28 is a support brake unit, 29 is a packet closing end detection unit, 30
31 is a support motor hoisting operation and count reset section, and 31 is a control end section.
Claims (1)
予め設定された沈み込み許容範囲を越えて沈下したこと
を示す信号により、パケットクレーンの低下を防止する
装置を作動させる機構を有するパケットクレーン。It operates based on a signal indicating that a packet has landed.
A packet crane that has a mechanism that activates a device that prevents the packet crane from lowering in response to a signal indicating that the crane has sunk beyond a preset allowable sinking range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6208882U JPS58166584U (en) | 1982-04-30 | 1982-04-30 | bucket crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6208882U JPS58166584U (en) | 1982-04-30 | 1982-04-30 | bucket crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58166584U true JPS58166584U (en) | 1983-11-07 |
Family
ID=30072253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6208882U Pending JPS58166584U (en) | 1982-04-30 | 1982-04-30 | bucket crane |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58166584U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54140350A (en) * | 1978-04-21 | 1979-10-31 | Hitachi Zosen Corp | Bucket inversion preventive method of bucket crane |
-
1982
- 1982-04-30 JP JP6208882U patent/JPS58166584U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54140350A (en) * | 1978-04-21 | 1979-10-31 | Hitachi Zosen Corp | Bucket inversion preventive method of bucket crane |
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