Oil cylinders capable of expanding and retracting reliably and sequentially, multi-oil cylinder sequential telescopic mechanism and engineering machinery
The invention discloses oil cylinders capable of expanding and retracting reliably and sequentially, a multi-oil cylinder sequential telescopic mechanism and engineering machinery, and belongs to thetechnical field of fluid pressure executing mechanisms. A first piston rod is provided with a sixth o...
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| creator | LI XINGHUA YANG XIAOTAO CHEN ZEPENG DONG WUYUAN LI XIAOFEI LIU WANGQIU CAI HANCHUN |
| description | The invention discloses oil cylinders capable of expanding and retracting reliably and sequentially, a multi-oil cylinder sequential telescopic mechanism and engineering machinery, and belongs to thetechnical field of fluid pressure executing mechanisms. A first piston rod is provided with a sixth oil port and a seventh oil port, the sixth oil port and the seventh oil port both communicate with the outer wall of the first piston rod, a first piston and the first piston rod are provided with an eighth oil port, the first piston rod is provided with an inner cavity, the inner cavity is providedwith a first oil passage pipe and a second oil passage pipe, the first oil passage pipe communicates with the eighth oil port and a third oil port, the second oil passage pipe communicates with the seventh oil port and a fourth oil port, a fifth oil port and the sixth oil port communicate with the inner cavity, the first piston rod is provided with a stroke control valve, the stroke control valvecontrols opening and closi |
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A first piston rod is provided with a sixth oil port and a seventh oil port, the sixth oil port and the seventh oil port both communicate with the outer wall of the first piston rod, a first piston and the first piston rod are provided with an eighth oil port, the first piston rod is provided with an inner cavity, the inner cavity is providedwith a first oil passage pipe and a second oil passage pipe, the first oil passage pipe communicates with the eighth oil port and a third oil port, the second oil passage pipe communicates with the seventh oil port and a fourth oil port, a fifth oil port and the sixth oil port communicate with the inner cavity, the first piston rod is provided with a stroke control valve, the stroke control valvecontrols opening and closi</description><language>chi ; eng</language><subject>BLASTING ; CRANES ; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR ; FLUID-PRESSURE ACTUATORS ; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS ; HAULING ; HEATING ; HOISTING ; HYDRAULICS OR PNEUMATICS IN GENERAL ; LIFTING ; LIGHTING ; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES ; MECHANICAL ENGINEERING ; PERFORMING OPERATIONS ; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL ; TRANSPORTING ; WEAPONS</subject><creationdate>2019</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20190705&DB=EPODOC&CC=CN&NR=109973463A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25555,76308</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20190705&DB=EPODOC&CC=CN&NR=109973463A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LI XINGHUA</creatorcontrib><creatorcontrib>YANG XIAOTAO</creatorcontrib><creatorcontrib>CHEN ZEPENG</creatorcontrib><creatorcontrib>DONG WUYUAN</creatorcontrib><creatorcontrib>LI XIAOFEI</creatorcontrib><creatorcontrib>LIU WANGQIU</creatorcontrib><creatorcontrib>CAI HANCHUN</creatorcontrib><title>Oil cylinders capable of expanding and retracting reliably and sequentially, multi-oil cylinder sequential telescopic mechanism and engineering machinery</title><description>The invention discloses oil cylinders capable of expanding and retracting reliably and sequentially, a multi-oil cylinder sequential telescopic mechanism and engineering machinery, and belongs to thetechnical field of fluid pressure executing mechanisms. 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| language | chi ; eng |
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| subjects | BLASTING CRANES DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS HAULING HEATING HOISTING HYDRAULICS OR PNEUMATICS IN GENERAL LIFTING LIGHTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES MECHANICAL ENGINEERING PERFORMING OPERATIONS SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL TRANSPORTING WEAPONS |
| title | Oil cylinders capable of expanding and retracting reliably and sequentially, multi-oil cylinder sequential telescopic mechanism and engineering machinery |
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