JPS63100488U - - Google Patents
Info
- Publication number
- JPS63100488U JPS63100488U JP19442486U JP19442486U JPS63100488U JP S63100488 U JPS63100488 U JP S63100488U JP 19442486 U JP19442486 U JP 19442486U JP 19442486 U JP19442486 U JP 19442486U JP S63100488 U JPS63100488 U JP S63100488U
- Authority
- JP
- Japan
- Prior art keywords
- swing
- switching valve
- auxiliary winch
- source via
- electromagnetic switching
- 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.)
- Granted
Links
- 230000005284 excitation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control And Safety Of Cranes (AREA)
- Jib Cranes (AREA)
Description
第１図乃至第４図は本考案の一実施例を示すも
ので、第１図は旋回停止時の状態図、第２図は旋
回動作中の状態図、第３図は補助ウインチ停止時
の状態図、第４図は補助ウインチ動作中の状態図
である。
１：旋回用油圧モータ、２，２′：給・排管路
、３：旋回用切換弁、４，１０：油圧源、５，５
′：分岐管路、６：補助ウインチ用電磁切換弁、
６ａ，９ａ：励磁コイル、７：補助ウインチ用油
圧モータ、１１：電源、１２：旋回・補助ウイン
チ選択用スイツチ、１３：マイクロスイツチ、１
４：旋回ブレーキスイツチ。
Figures 1 to 4 show an embodiment of the present invention, where Figure 1 is a state diagram when the swing is stopped, Figure 2 is a state diagram during the swing operation, and Figure 3 is a state diagram when the auxiliary winch is stopped. State Diagram FIG. 4 is a state diagram during operation of the auxiliary winch. 1: Hydraulic motor for swing, 2, 2': Supply/discharge pipe line, 3: Switching valve for swing, 4, 10: Hydraulic source, 5, 5
': Branch pipe line, 6: Solenoid switching valve for auxiliary winch,
6a, 9a: Excitation coil, 7: Hydraulic motor for auxiliary winch, 11: Power supply, 12: Swivel/auxiliary winch selection switch, 13: Micro switch, 1
4: Swing brake switch.
Claims (1)
用油圧モータの給下に・排管路から夫々分岐した
分岐管路に補助ウインチ用電磁切換弁を介して補
助ウインチ用油圧モータを接続し、かつ旋回ブレ
ーキを旋回ブレーキ用電磁切換弁を介して油圧源
に接続すると共に、補助ウインチ用電磁切換弁の
励磁コイルを旋回用切換弁の操作に連動して切換
えられるマイクロスイツチ及び旋回・補助ウイン
チ選択用スイツチを介して電源に接続し、かつ旋
回ブレーキ用電磁切換弁の励磁コイルを旋回ブレ
ーキスイツチ及び旋回、補助ウインチ選択用スイ
ツチを介して電源に接続したことを特徴とする旋
回用油圧を利用した補助ウインチ回路。 The hydraulic motor for the auxiliary winch is connected to the supply of the hydraulic motor for the swing which is connected to the hydraulic source via the switching valve for the swing, and the hydraulic motor for the auxiliary winch is connected to the branch pipes branched from the exhaust pipe through the electromagnetic switching valve for the auxiliary winch. , and a micro switch that connects the swing brake to a hydraulic power source via a swing brake electromagnetic switching valve, and switches the excitation coil of the auxiliary winch electromagnetic switching valve in conjunction with the operation of the swing switching valve, and a swing/auxiliary winch. Utilizes hydraulic pressure for swinging, which is characterized in that it is connected to a power source via a selection switch, and the excitation coil of the electromagnetic switching valve for swing brake is connected to the power source via a swing brake switch and a swing/auxiliary winch selection switch. auxiliary winch circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19442486U JPH021350Y2 (en) | 1986-12-19 | 1986-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19442486U JPH021350Y2 (en) | 1986-12-19 | 1986-12-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63100488U true JPS63100488U (en) | 1988-06-29 |
| JPH021350Y2 JPH021350Y2 (en) | 1990-01-12 |
Family
ID=31151384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19442486U Expired JPH021350Y2 (en) | 1986-12-19 | 1986-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH021350Y2 (en) |
-
1986
- 1986-12-19 JP JP19442486U patent/JPH021350Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH021350Y2 (en) | 1990-01-12 |