JPS61193131U - - Google Patents
Info
- Publication number
- JPS61193131U JPS61193131U JP7528285U JP7528285U JPS61193131U JP S61193131 U JPS61193131 U JP S61193131U JP 7528285 U JP7528285 U JP 7528285U JP 7528285 U JP7528285 U JP 7528285U JP S61193131 U JPS61193131 U JP S61193131U
- Authority
- JP
- Japan
- Prior art keywords
- stopper
- rack
- platform
- screw shaft
- connecting rod
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Types And Forms Of Lifts (AREA)
- Movable Scaffolding (AREA)
Description
第１図、第２図は本考案を適用した海上作業台
の正面図、平面図、第３図は第２図の部分拡大図
、第４図は第３図の―線に沿う拡大断面図、
第５図は本考案の一実施例の油圧系統図である。
１……プラツトフオーム、２……レツグ、３…
…ジヤツキングフレーム、４……コラム、５……
ラツク、６……ピニオン、１２……駆動モータ、
１３……制動機、１４……ストツパ、１５……ス
トツパ支持枠、１６……スクリユシヤフト、１７
……ネジ孔、１８……ハンドル、１９……ナツト
、２０……連結ロツド、２１……バネ。
Figures 1 and 2 are a front view and a plan view of an offshore workbench to which the present invention is applied, Figure 3 is a partially enlarged view of Figure 2, and Figure 4 is an enlarged sectional view taken along the line - in Figure 3. ,
FIG. 5 is a hydraulic system diagram of one embodiment of the present invention. 1...platform, 2...reg, 3...
...Jack King Frame, 4...Column, 5...
rack, 6... pinion, 12... drive motor,
13...Brake, 14...Stopper, 15...Stopper support frame, 16...Screw shaft, 17
...Screw hole, 18...Handle, 19...Nut, 20...Connecting rod, 21...Spring.
Claims (1)
するレツグにレツグ昇降用の駆動ピニオンとラツ
クを設けて互にかみ合わせると共に、前記ラツク
とかみ合う複数本のストツパを互に独立して前後
進可能に支持するストツパ支持枠を前記プラツト
フオームに設けたラツクピニオン式昇降機におい
て、前記ストツパ支持枠のストツパ後退側部にス
クリユシヤフトをストツパ毎に螺挿させ、該スク
リユシヤフトと前記ストツパを間隔可変に連結ロ
ツドにより連結し、該連結ロツドにバネを嵌合さ
せて該バネを前記スクリユシヤフト・ストツパ間
に介装したことを特徴とするラツクピニオン式昇
降機におけるレツク保持力バランス装置。 A drive pinion and a rack for raising and lowering the legs are provided on the platform and the legs passing through the platform and are engaged with each other, and a plurality of stoppers that are engaged with the racks are supported so as to be able to move forward and backward independently of each other. In a rack and pinion type elevator in which a stopper support frame is provided on the platform, a screw shaft is screwed into a rearward side of the stopper of the stopper support frame for each stopper, and the screw shaft and the stopper are connected by a connecting rod at a variable interval. . A rack-holding force balance device for a rack and pinion type elevator, characterized in that a spring is fitted to the connecting rod and the spring is interposed between the screw shaft and the stopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7528285U JPS61193131U (en) | 1985-05-21 | 1985-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7528285U JPS61193131U (en) | 1985-05-21 | 1985-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61193131U true JPS61193131U (en) | 1986-12-01 |
Family
ID=30616357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7528285U Pending JPS61193131U (en) | 1985-05-21 | 1985-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61193131U (en) |
-
1985
- 1985-05-21 JP JP7528285U patent/JPS61193131U/ja active Pending
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