CN201686975U - Self-mounting oil production platform lifting plug-unplug pin system - Google Patents
Self-mounting oil production platform lifting plug-unplug pin system Download PDFInfo
- Publication number
- CN201686975U CN201686975U CN2010202229718U CN201020222971U CN201686975U CN 201686975 U CN201686975 U CN 201686975U CN 2010202229718 U CN2010202229718 U CN 2010202229718U CN 201020222971 U CN201020222971 U CN 201020222971U CN 201686975 U CN201686975 U CN 201686975U
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- insert
- pull pin
- plug
- unplug
- oil cylinder
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Abstract
The utility model relates to a self-mounting oil production platform lifting plug-unplug pin system of a multi-cylinder plug-unplug pin of a pile in marine oil production platform lifting process, which is provided with 32 plug-unplug pin oil cylinders, 32 platform main pin shafts, a plug-unplug pin oil cylinder hydraulic control system and an electric control system. An oil pump motor set of the plug-unplug pin oil cylinder hydraulic control system is connected in series with an electromagnetic overflow valve set and a pressure transmitter to be connected with the plug-unplug pin oil cylinders by the aid of three-position four-way electromagnetic reversing valves, one plug-unplug oil cylinder pin shaft is fixedly connected to a telescopic end of the plug-unplug pin oil cylinder, one platform main pin shaft is fixedly connected with the plug-unplug oil cylinder pin shaft, the electric control system is provided with a programmable controller PLC and monitoring devices, and the monitoring devices arranged inside the plug-unplug pin oil cylinders monitor whether the platform main pin shafts are plugged and unplugged in place or not and are connected with the programmable controller PLC. The self-mounting oil production platform lifting plug-unplug pin system has the advantages of high synchronous control precision of the 32 plug-unplug oil cylinders and high stability of the system.
Description
Technical field
The utility model relates to ocean spud leg locking in the mounting platform hydraulic lifting system and plugs and unplugs the pin system technical field, and multi-cylinder plugs and unplugs the production platform of the installation certainly lifting insert-pull pin system of pin in especially a kind of lifting offshore oil production platform process.
Background technology
From the effect that production platform hydraulic lifting insert-pull pin system is installed is control platform leg plug stake during at lift platform, is divided into lifting latch stake machine system, plug hydraulic control system and control system three parts.Hydraulic means work is more steady because in light weight, inertia is little, reaction is fast, hydraulic means is easy to realize quick startup, braking and frequent commutation.Hydraulic drive is easy to automation, and it is easy to regulate or control to fluid pressure, flow or flow direction.Hydraulic control and electrical control are combined when using, and whole transmission device can realize very complicated sequentially-operating, also can realize Long-distance Control easily.What lifting platform latch stake machine system adopted is oil cylinder latch pole-climbing formula, has the identical elevating mechanism of 4 covers, and production platform hydraulic lifting latch system is installed certainly four spud legs, 32 insert-pull pin oil cylinders, corresponding to four pin holes around each spud leg.Make 32 plugging pin oil cylinder realize synchronous operations, guarantee from install the production platform lifting action accurately, safety, reliable, stable be more complicated.
The utility model content
The technical problems to be solved in the utility model is: in order to solve from the technical problem that 32 insert-pull pin oil cylinders synchronous operation of production platform lifting insert-pull pin system is installed, it is a kind of from production platform lifting insert-pull pin system is installed that the utility model provides, and it can make the synchronous control accuracy height of 32 plugging pin oil cylinder and the stability height of system.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of from production platform lifting insert-pull pin system is installed, have 32 insert-pull pin oil cylinders, 32 platform stub axles, insert-pull pin oil cylinder hydraulic control system and electrical control system, described insert-pull pin oil cylinder hydraulic control system has 2 groups of Oil pump electrical machinery groups, 2 cover electromagnetic relief valve groups, 2 pressure transmitters and 4 cover 3-position 4-way solenoid operated directional valves, the flexible end of every insert-pull pin oil cylinder is fixedly connected with an insert-pull pin oil cylinder bearing pin, the fixedly connected platform stub axle of each insert-pull pin oil cylinder bearing pin, electrical control system has programmable logic controller PLC and whether monitoring platform stub axle plugs the supervising device that puts in place, every group of Oil pump electrical machinery group is by pressure transmitter of pipeline road serial connection and 1 cover electromagnetic relief valve group, and connect first imports of 2 cover 3-position 4-way solenoid operated directional valves by oil pipe, first outlet of every cover 3-position 4-way solenoid operated directional valve is connected with the epicoele hydraulic fluid port of 8 insert-pull pin oil cylinders respectively by oil pipe, second outlet of every cover 3-position 4-way solenoid operated directional valve is connected with the cavity of resorption hydraulic fluid port of 8 insert-pull pin oil cylinders respectively by oil pipe, the second import connected tank of each 3-position 4-way solenoid operated directional valve, whether monitoring platform stub axle plugs the supervising device that puts in place is arranged in the insert-pull pin oil cylinder, and supervising device is connected with programmable logic controller PLC.
For whether monitoring platform stub axle reliably plugs put in place, whether described monitoring platform stub axle plugs the supervising device that puts in place for being installed in every in-oil cylinder two induction types of insert-pull pin near switch.
For guaranteeing system's reliability service, described every group of Oil pump electrical machinery group comprises 2 gear pump motor groups in parallel, and 2 gear pump motor groups are standby each other.
The beneficial effects of the utility model are that of the present utility model from production platform lifting insert-pull pin system is installed, the stability of the synchronous control accuracy height of 32 plugging pin oil cylinder and system is high.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is of the present utility model from the structural representation that the specific embodiment of production platform lifting insert-pull pin system is installed.
Fig. 2 is the plugging pin oil cylinder arrangement diagram in the specific embodiment that production platform lifting insert-pull pin system is installed of the present utility model.
1. gear pump motor unit among the figure, 2. electromagnetic relief valve, 3. pressure transmitter, 4. solenoid operated directional valve, 5. insert-pull pin oil cylinder, 6. induction type is near switch, 7. insert-pull pin oil cylinder bearing pin, 8. platform stub axle.
The specific embodiment
In conjunction with the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
The specific embodiment of production platform lifting insert-pull pin system of installing certainly of the present utility model as illustrated in fig. 1 and 2, have 32 insert-pull pin oil cylinders 5,32 platform stub axles 8, insert-pull pin oil cylinder hydraulic control system and electrical control systems, insert-pull pin oil cylinder hydraulic control system has 2 groups of Oil pump electrical machinery groups, 1,2 cover 2,2 pressure transmitters 3 of electromagnetic relief valve group and 4 cover 3-position 4-way solenoid operated directional valves 4, every group of Oil pump electrical machinery group 1 comprises 2 gear pump motor groups in parallel, and 2 gear pump motor groups are standby each other; The flexible end of every insert-pull pin oil cylinder 5 is fixedly connected with an insert-pull pin oil cylinder bearing pin 7, the fixedly connected platform stub axle 8 of each insert-pull pin oil cylinder bearing pin, electrical control system has programmable logic controller PLC and 64 monitoring platform stub axles 8 and whether plugs the induction type that puts in place near switch 6, two induction types are installed near switch 6 in every insert-pull pin oil cylinder 5, every group of Oil pump electrical machinery group 1 is by pressure transmitter 3 of pipeline road serial connection and 1 cover electromagnetic relief valve group 2, and connect first imports of 2 cover 3-position 4-way solenoid operated directional valves 4 by oil pipe, first outlet of every cover 3-position 4-way solenoid operated directional valve 4 is connected with the epicoele hydraulic fluid port of 8 insert-pull pin oil cylinders 5 respectively by oil pipe, second outlet of every cover 3-position 4-way solenoid operated directional valve 4 is connected with the cavity of resorption hydraulic fluid port of 8 insert-pull pin oil cylinders 5 respectively by oil pipe, the second import connected tank of each 3-position 4-way solenoid operated directional valve 4, whether monitoring platform stub axle 8 plugs the supervising device that puts in place is arranged in the insert-pull pin oil cylinder 5, and supervising device is connected with programmable logic controller PLC.
Whether 8 plugs of platform stub axle put in place and come induction monitor by the induction type in the insert-pull pin oil cylinder 5 near switch 6, the speed of service of each 4 insert-pull pin oil cylinder 5 of each spud leg levels is consistent substantially, thereby the platform stub axle 8 each Plug Actions around making on each spud leg are steady, put in place, induction type in the insert-pull pin oil cylinder 5 is defeated by programmable logic controller PLC to the signal whether platform stub axle 8 puts in place near switch 6, PLC compares in PLC four insert-pull pin oil cylinder 5 deviation of strokes around on each spud leg, thereby each 16 insert-pull pin oil cylinder 5 of four insert-pull pin oil cylinders 5 around realizing on each spud leg and whole platform levels carry out synchronous closed-loop control, reach whole from the stable operation that offshore oil production platform hydraulic lifting plug system is installed.
Claims (3)
1. one kind production platform lifting insert-pull pin system is installed certainly, have 32 insert-pull pin oil cylinders (5), 32 platform stub axles (8), insert-pull pin oil cylinder hydraulic control system and electrical control system, it is characterized in that: described insert-pull pin oil cylinder hydraulic control system has 2 groups of Oil pump electrical machinery groups (1), 2 cover electromagnetic relief valve groups (2), 2 pressure transmitters (3) and 4 cover 3-position 4-way solenoid operated directional valves (4), the flexible end of every insert-pull pin oil cylinder (5) is fixedly connected with an insert-pull pin oil cylinder bearing pin (7), each fixedly connected platform stub axle of insert-pull pin oil cylinder bearing pin (8), electrical control system has programmable logic controller PLC and whether monitoring platform stub axle (8) plugs the supervising device that puts in place, every group of Oil pump electrical machinery group (1) is by a pipeline road serial connection pressure transmitter (3) and 1 cover electromagnetic relief valve group (2), and by oil pipe connect 2 the cover 3-position 4-way solenoid operated directional valves (4) first imports, first outlet of every cover 3-position 4-way solenoid operated directional valve (4) is connected with the epicoele hydraulic fluid port of 8 insert-pull pin oil cylinders (5) respectively by oil pipe, second outlet of every cover 3-position 4-way solenoid operated directional valve (4) is connected with the cavity of resorption hydraulic fluid port of 8 insert-pull pin oil cylinders (5) respectively by oil pipe, the second import connected tank of each 3-position 4-way solenoid operated directional valve (4), whether monitoring platform stub axle (8) plugs the supervising device that puts in place is arranged in the insert-pull pin oil cylinder (5), and supervising device is connected with programmable logic controller PLC.
2. according to claim 1 from production platform lifting insert-pull pin system is installed, it is characterized in that: whether described monitoring platform stub axle (8) plugs the supervising device that puts in place for being installed in two induction types in every insert-pull pin oil cylinder (5) near switch (6).
3. according to claim 1 from production platform lifting insert-pull pin system is installed, it is characterized in that: described every group of Oil pump electrical machinery group (1) comprises 2 gear pump motor groups in parallel, and 2 gear pump motor groups are standby each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202229718U CN201686975U (en) | 2010-06-05 | 2010-06-05 | Self-mounting oil production platform lifting plug-unplug pin system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202229718U CN201686975U (en) | 2010-06-05 | 2010-06-05 | Self-mounting oil production platform lifting plug-unplug pin system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201686975U true CN201686975U (en) | 2010-12-29 |
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ID=43375260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202229718U Expired - Fee Related CN201686975U (en) | 2010-06-05 | 2010-06-05 | Self-mounting oil production platform lifting plug-unplug pin system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201686975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011386A (en) * | 2010-06-05 | 2011-04-13 | 常州液压成套设备厂有限公司 | Lifting pull-plug pin system of self-installed production platform |
| CN109973449A (en) * | 2019-03-01 | 2019-07-05 | 武汉船用机械有限责任公司 | The hydraulic control system of hoistable platform |
-
2010
- 2010-06-05 CN CN2010202229718U patent/CN201686975U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011386A (en) * | 2010-06-05 | 2011-04-13 | 常州液压成套设备厂有限公司 | Lifting pull-plug pin system of self-installed production platform |
| CN109973449A (en) * | 2019-03-01 | 2019-07-05 | 武汉船用机械有限责任公司 | The hydraulic control system of hoistable platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20150605 |
|
| EXPY | Termination of patent right or utility model |