CN105113475B - Offshore platform cantilever beam auxiliary hydraulic pressure support system - Google Patents
Offshore platform cantilever beam auxiliary hydraulic pressure support system Download PDFInfo
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- CN105113475B CN105113475B CN201510511251.0A CN201510511251A CN105113475B CN 105113475 B CN105113475 B CN 105113475B CN 201510511251 A CN201510511251 A CN 201510511251A CN 105113475 B CN105113475 B CN 105113475B
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- cantilever beam
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- hydraulic pressure
- support
- crossbeam
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Abstract
The present invention relates to a kind of offshore platform cantilever beam system, especially a kind of auxiliary hydraulic pressure support system.Including cantilever beam mechanism：Crossbeam with cantilever beam and below cantilever beam, described crossbeam are provided with least two sets of support meanss being supported on production platform；Hydraulic mechanism：With the hydraulic support mechanism between described crossbeam and support meanss, described hydraulic support mechanism connects hydraulic power source by supporting mechanism hydraulic circuit, and described supporting mechanism hydraulic circuit is provided with supporting mechanism control valve group.The present invention connects support meanss in the distal end of cantilever beam by hydraulic support mechanism, it is support device in the sustainable face on production platform, and the enabling capabilities of auxiliary are provided for cantilever beam by hydraulic means, so as to improve the synthesis of cantilever beam and ability, contribute to outreach and combined load based on existing rig resource raising cantilever beam, so that it is guaranteed that the utilization ratio of rig resource maximizes.
Description
Technical field
The present invention relates to a kind of offshore platform cantilever beam system, especially a kind of auxiliary hydraulic pressure support system.
Background technology
On existing ocean platform, in order under the premise of ensuring that the rig level of resources utilization is maximized, meet new
Rig resource and the needs of exploration production exploitation, often need to carry out the cantilever beam of existing drilling platforms lengthening transformation, increase
The distance and the combined load of distal end both sides that cantilever beam stretches out, but lengthening due to cantilever beam and the increase of load are easily beyond existing
The peak load of some cantilever beam structures, so the transformation amplitude of existing offshore platform cantilever beam is little, tend not to adapt to
New rig resource and the needs of exploration production exploitation.
The content of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of offshore platform cantilever beam auxiliary hydraulic pressure support system.
To achieve these goals, the present invention adopts the following technical scheme that：
The support system includes：
Cantilever beam mechanism：Crossbeam with cantilever beam and below cantilever beam, described crossbeam are provided with least two sets
The support meanss being supported on production platform；
Hydraulic mechanism：With the hydraulic support mechanism between described crossbeam and support meanss, described hydraulic pressure branch
Support mechanism connects hydraulic power source by supporting mechanism hydraulic circuit, and described supporting mechanism hydraulic circuit controls provided with supporting mechanism
Valve module.
Preferably, slide rail is provided with below cantilever beam both ends, the cunning being engaged with slide rail is provided with above described crossbeam both ends
Groove, the lengthwise rows that control crossbeam opposed cantilevered beams slide are connected with described crossbeam and walk oil cylinder；Described lengthwise rows walk oil cylinder
Hydraulic power source is connected by longitudinal direction walking hydraulic circuit, described longitudinal direction walking hydraulic circuit is provided with longitudinal direction walking control valve group
Part.
Preferably, described crossbeam is provided with the rack extended along crossbeam, and one is provided with above described hydraulic support mechanism
Upper connecting base, described upper connecting base are provided with the gear being engaged with rack, and described upper connecting base is connected with control support
Device walks oil cylinder with respect to the lateral line of cross beam movement；Described lateral line walks oil cylinder and connects hydraulic pressure by laterally walking hydraulic circuit
Source, described horizontal walking hydraulic circuit are provided with laterally walking control valve group.
Preferably, it is connected between described hydraulic support mechanism and support meanss by lower connecting base.
Preferably, described hydraulic support mechanism includes six oil cylinders circumferentially arranged, each oil cylinder and upper connecting base
It is flexibly connected between lower connecting base by rotating shaft.
Preferably, the rodless cavity of described each oil cylinder connects one point of accumulator respectively；Six described oil cylinders without bar
Chamber connects a total accumulator jointly by a safety valve respectively, divides accumulator to be connected with total accumulator by energy accumulator hydraulic circuit
Hydraulic power source；Electromagnetic relief valve is provided between supporting mechanism hydraulic circuit and energy accumulator hydraulic circuit.
Preferably, described supporting mechanism control valve group includes plunger pump, manual direction valve and safety valve.
Preferably, described longitudinal direction walking control valve group includes overlapped speed regulating valve, electromagnetic direction valve and balanced valve；It is vertical
Pressure sensor is connected to the rod chamber and rodless cavity of walking oil cylinder.
Preferably, described horizontal walking control valve group includes overlapped speed regulating valve, electromagnetic direction valve and balanced valve；It is horizontal
Pressure sensor is connected to the rod chamber and rodless cavity of walking oil cylinder.
As a result of said structure, offshore platform cantilever beam auxiliary hydraulic pressure support system of the invention is in the remote of cantilever beam
End by hydraulic support mechanism connection support meanss, be support device in the sustainable face on production platform, and pass through liquid
Press fitting is set to the enabling capabilities that cantilever beam provides auxiliary, so as to improve the synthesis of cantilever beam and ability, contribute to based on existing
Some rig resources improve the outreach and combined load of cantilever beam, so that it is guaranteed that the utilization ratio of rig resource maximizes.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the cantilever beam mechanism structure schematic diagram of the embodiment of the present invention；
Fig. 2 is the hydraulic schematic of the embodiment of the present invention.
Embodiment：
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
With reference to shown in Fig. 1 and Fig. 2, the offshore platform cantilever beam auxiliary hydraulic pressure support system of the present embodiment includes：
Cantilever beam mechanism：Crossbeam 2 with cantilever beam 1 and located at the lower section of cantilever beam 1, described crossbeam 2 are provided with least
Two sets of support meanss 3 being supported on production platform；
Hydraulic mechanism：With the hydraulic support mechanism 4 between described crossbeam 2 and support meanss 3, described hydraulic pressure
Supporting mechanism 4 connects hydraulic power source 6 by supporting mechanism hydraulic circuit 5, and described supporting mechanism hydraulic circuit 5 is provided with support machine
Structure control valve group.
During work, the bottom of support meanss 3 is placed in the sustainable plane of production platform, the formation pair of support meanss 3
The support of crossbeam 2, the support of crossbeam 2 live the distal end of cantilever beam 1, play a part of providing extra support power, then hydraulic pressure support machine
Structure 4 is used to further adjust the support force between crossbeam 2 and support meanss 3, and locking is carried out after suitable support force is reached, right
Holding state under current state between production platform, support meanss 3, hydraulic support mechanism 4, crossbeam 2 and cantilever beam 1 is protected
Hold.
In the present embodiment, slide rail 101 is provided with below the both ends of cantilever beam 1, the described both ends of crossbeam 2 top is provided with and slide rail
101 chutes 201 being engaged, the lengthwise rows that control crossbeam 2 opposed cantilevered beams 1 slide are connected with described crossbeam 201 and are gone rancid
Cylinder 202；Described lengthwise rows walk oil cylinder 202 and connect hydraulic power source 6, described longitudinal direction walking by longitudinal direction walking hydraulic circuit 203
Hydraulic circuit 203 is provided with longitudinal direction walking control valve group.
In the present embodiment, described crossbeam 2 is provided with the rack 204 extended along crossbeam, on described hydraulic support mechanism 4
Side is provided with a upper connecting base 401, and described upper connecting base 401 is provided with the gear 402 being engaged with rack 204, and described is upper
Connecting seat 401 is connected with control support meanss and walks oil cylinder 403 with respect to the lateral line of cross beam movement；Described lateral line walks oil cylinder
403 connect hydraulic power source 6 by laterally walking hydraulic circuit 404, and described horizontal walking hydraulic circuit 404, which is provided with, laterally walks
Control valve group.
In the present embodiment, it is connected between described hydraulic support mechanism 4 and support meanss 3 by lower connecting base 405.
In the present embodiment, described hydraulic support mechanism 4 includes six oil cylinders 406 circumferentially arranged, each oil cylinder 406
It is flexibly connected between upper connecting base 401 and lower connecting base 405 by rotating shaft.
In the present embodiment, the rodless cavity of described each oil cylinder 406 connects one point of accumulator 7 respectively；Six described oil
The rodless cavity of cylinder 406 connects a total accumulator 9 jointly by a safety valve 8 respectively, divides accumulator 7 and total accumulator 9 to pass through storage
Can the connection hydraulic power source 6 of device hydraulic circuit 10；Electromagnetism overflow is provided between supporting mechanism hydraulic circuit 5 and energy accumulator hydraulic circuit 10
Valve 11.
In the present embodiment, described supporting mechanism control valve group includes plunger pump 12, manual direction valve 13 and safety valve
14。
Due to needing to be controlled the parameters such as the action of walking, direction, speed when crossbeam carries out longitudinal direction walking, so
In the present embodiment, described longitudinal direction walking control valve group includes overlapped speed regulating valve 15, electromagnetic direction valve 16 and balanced valve 17；
Lengthwise rows walk the rod chamber of oil cylinder and rodless cavity is connected to pressure sensor 18.
It is identical with longitudinally walking control valve group, in 3 transverse movement of support meanss, it is also desirable to acting, just for walking
It is controlled to parameters such as, speed, so in the present embodiment, described horizontal walking control valve group includes overlapped speed regulating valve
15th, electromagnetic direction valve 16 and balanced valve 17；Lateral line walks the rod chamber of oil cylinder and rodless cavity is connected to pressure sensor 18.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (8)
1. offshore platform cantilever beam auxiliary hydraulic pressure support system, it is characterised in that：Including：
Cantilever beam mechanism：Crossbeam with cantilever beam and below cantilever beam, described crossbeam is provided with least two sets supports
In the support meanss on production platform；
Hydraulic mechanism：With the hydraulic support mechanism between described crossbeam and support meanss, described hydraulic pressure support machine
Structure connects hydraulic power source by supporting mechanism hydraulic circuit, and described supporting mechanism hydraulic circuit is provided with supporting mechanism control valve group
Part；
Slide rail is provided with below cantilever beam both ends, the chute being engaged with slide rail, described horizontal stroke are provided with above described crossbeam both ends
The lengthwise rows that control crossbeam opposed cantilevered beams slide are connected with beam and walk oil cylinder；Described lengthwise rows walk oil cylinder and pass through longitudinal walking
Hydraulic circuit connects hydraulic power source, and described longitudinal direction walking hydraulic circuit is provided with longitudinal direction walking control valve group.
2. offshore platform cantilever beam auxiliary hydraulic pressure support system as claimed in claim 1, it is characterised in that：On described crossbeam
Provided with the rack extended along crossbeam, a upper connecting base is provided with above described hydraulic support mechanism, is set on described upper connecting base
There is the gear being engaged with rack, described upper connecting base is connected with control support meanss and gone rancid with respect to the lateral line of cross beam movement
Cylinder；Described lateral line walks oil cylinder and connects hydraulic power source by laterally walking hydraulic circuit, and described transverse direction is walked on hydraulic circuit
Provided with control valve group of laterally walking.
3. offshore platform cantilever beam auxiliary hydraulic pressure support system as claimed in claim 2, it is characterised in that：Described hydraulic pressure branch
It is connected between support mechanism and support meanss by lower connecting base.
4. offshore platform cantilever beam auxiliary hydraulic pressure support system as claimed in claim 3, it is characterised in that：Described hydraulic pressure branch
Support mechanism includes six oil cylinders circumferentially arranged, is connected between each oil cylinder and upper connecting base and lower connecting base by rotating shaft activity
Connect.
5. offshore platform cantilever beam auxiliary hydraulic pressure support system as claimed in claim 4, it is characterised in that：Described each oil
The rodless cavity of cylinder connects one point of accumulator respectively；The rodless cavity of six described oil cylinders passes through safety valve connection one jointly respectively
Total accumulator, accumulator is divided to connect hydraulic power source by energy accumulator hydraulic circuit with total accumulator；Supporting mechanism hydraulic circuit and storage
Electromagnetic relief valve can be provided between device hydraulic circuit.
6. offshore platform cantilever beam auxiliary hydraulic pressure support system as claimed in claim 5, it is characterised in that：Described support machine
Structure control valve group includes plunger pump, manual direction valve and safety valve.
7. offshore platform cantilever beam auxiliary hydraulic pressure support system as claimed in claim 6, it is characterised in that：Described lengthwise rows
Walking control valve group includes overlapped speed regulating valve, electromagnetic direction valve and balanced valve；Lengthwise rows walk the rod chamber and rodless cavity of oil cylinder
It is connected to pressure sensor.
8. offshore platform cantilever beam auxiliary hydraulic pressure support system as claimed in claim 7, it is characterised in that：Described lateral line
Walking control valve group includes overlapped speed regulating valve, electromagnetic direction valve and balanced valve；Lateral line walks the rod chamber and rodless cavity of oil cylinder
It is connected to pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511251.0A CN105113475B (en) | 2015-08-19 | 2015-08-19 | Offshore platform cantilever beam auxiliary hydraulic pressure support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511251.0A CN105113475B (en) | 2015-08-19 | 2015-08-19 | Offshore platform cantilever beam auxiliary hydraulic pressure support system |
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| Publication Number | Publication Date |
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| CN105113475A CN105113475A (en) | 2015-12-02 |
| CN105113475B true CN105113475B (en) | 2017-12-08 |
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| CN105332366B (en) * | 2015-10-28 | 2017-10-20 | 中国海洋石油总公司 | Increase the method and device of jack-up unit cantilever beam covering power |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205205798U (en) * | 2015-08-19 | 2016-05-04 | 广东精铟海洋工程股份有限公司 | Hydraulic pressure braced system is assisted to offshore platform cantilever beam |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2009139615A1 (en) * | 2008-05-14 | 2009-11-19 | Kingtime International Limited | A mobile offshore drilling and production platform |
| CN201546212U (en) * | 2009-11-30 | 2010-08-11 | 中国船舶工业集团公司第七○八研究所 | Vertical and horizontal mobile device for self-lifting type drilling platform cantilever |
| CN101793123A (en) * | 2010-01-28 | 2010-08-04 | 中国海洋石油总公司 | Drilling machine three-sliding system of multifunctional self-elevating supporting platform for ocean oil field |
| CN202577262U (en) * | 2012-04-17 | 2012-12-05 | 甘肃蓝科石化高新装备股份有限公司 | Moving device for cantilever beam of drilling platform |
| CN202899112U (en) * | 2012-07-25 | 2013-04-24 | 中国海洋石油总公司 | Cantilever beam support device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205205798U (en) * | 2015-08-19 | 2016-05-04 | 广东精铟海洋工程股份有限公司 | Hydraulic pressure braced system is assisted to offshore platform cantilever beam |
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