CN102267669A - Mechanical arm for lowering underwater production facilities - Google Patents
Mechanical arm for lowering underwater production facilities Download PDFInfo
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- CN102267669A CN102267669A CN2011101391009A CN201110139100A CN102267669A CN 102267669 A CN102267669 A CN 102267669A CN 2011101391009 A CN2011101391009 A CN 2011101391009A CN 201110139100 A CN201110139100 A CN 201110139100A CN 102267669 A CN102267669 A CN 102267669A
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- arm
- production facility
- under water
- auxilliary
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Abstract
A mechanical arm for lowering underwater production facilities comprises a bottom pillar, a slewing bearing device, an upper turret, a drum, a workbench, a main arm, and an auxiliary arm; wherein the slewing bearing device is fixed above the bottom pillar; the upper turret is fixed above the slewing bearing device; the workbench is fixed on the upper turret; the drum is fixed at the upper layer of the workbench; one end of the main arm is pivotally connected to the upper turret, and the other end of the main arm is pivotally connected to the auxiliary arm. The invention has a simple structure, and great hoisting bearing capacity, integrates functions of hoisting, turning, and lowering as a whole, can perform lowering operation of underwater production facilities when the invention is fixed on a side or stern of a ship for installation operation, can simplify the operation program, and can increase production efficiency.
Description
Technical field
The present invention relates to mechanical arm, relate in particular to a kind of deep water production facility mechanical arm of transferring under water that is used for.Belong to marine oil engineering field.
Background technology
At present, be used for deep water under water production facility transfer, usually adopt the releasing winch that is installed on the workboat and A cabinet frame, multi-functional installation tower and multi-functional slewing crane to unite and carry out.Wherein, the A cabinet frame is mounted in the facility commonly used on the workboat, and A cabinet frame and releasing winch are united use, is used for the installation of transferring of underwater facility; Production facility need use multi-functional slewing crane that production facility is sling earlier but use the A cabinet frame to transfer under water, and transfers in the process at production facility, can only realize turning to of underwater facility by boats and ships; And the installation of multi-functional installation tower generally is positioned over the boats and ships midway location for for the purpose of boats and ships stable; Underwater facility is transferred entry by the moon pool in the middle of the boats and ships, because the size of moon pool fixes, can only be by underwater facility be disassembled, and can realize production facility is under water transferred.Therefore, the size of moon pool is directly restricting the size of the underwater facility that will install.Along with China's marine petroleum development constantly to the striding forward of deep water field, the deep water volume of production facility under water is also increasing, above-mentionedly is used for deep water inconvenience place and the task program complexity of the method transferred of production facility just highlight more under water.
Summary of the invention
Main purpose of the present invention is to overcome the above-mentioned shortcoming that prior art exists, and the mechanical arm that provides a kind of production facility under water to transfer, it is simple in structure, the lifting load-carrying capacity is big, collection is sling, is turned to, lowering function is an one, be fixed on installation exercise shipboard or the stern after, can transfer operation to production facility under water, simplify task program, improved production efficiency.
The objective of the invention is to realize by following technical scheme:
The mechanical arm that a kind of production facility is under water transferred is characterized in that: comprising: bottom shore, rotary supporting device, top capstan head, reel, workplatform, principal arm, auxilliary arm; Wherein, rotary supporting device is fixed on the top of bottom shore; The top capstan head is fixed on the top of rotary supporting device; Workplatform is fixed on the capstan head of top; Reel is fixed on the upper strata of workplatform; One end of principal arm and top capstan head articulate, and the other end of principal arm and auxilliary arm articulate.
Described bottom shore is to be connected to form by the number cylindrical section, and by line of centers and rotary supporting device centering; The top capstan head is by line of centers and rotary supporting device centering.
Described principal arm and auxilliary arm are box typed structure, and the rear end of the front end of principal arm and auxilliary arm is fixed with several leading sheaves, and several leading sheaves are individually fixed on principal arm pulley axle bed and the auxilliary arm pulley axle bed.
Coupler on the described rotary supporting device passes the workplatform that is located at its lower floor and is connected with miniature gears by rotating shaft, miniature gears and external gear engagement.
Be provided with several hydraulic actuating cylinders between described principal arm and the top capstan head, be provided with several hydraulic actuating cylinders between principal arm and the auxilliary arm, hydraulic actuating cylinder links to each other with hydraulic power unit, by solenoid directional control valve and the hydraulic oil flow metered valve that links to each other with hydraulic power unit, realizes the control of the flexible and speed of principal arm, auxilliary arm.
Described workplatform is a steel structure, is divided into two-layer platform up and down, and is provided with guardrail.
Described leading sheave diameter is the circular trough structure of ten octuple of fiber cable diameter.
Described reel adopts the casting reel, diameter and the bathtub construction of reel for matching with leading sheave.
Beneficial effect of the present invention: the present invention is owing to adopt technique scheme, it is simple in structure, the lifting load-carrying capacity is big, collection is sling, is turned to, lowering function is one, after being fixed on installation exercise shipboard or the stern, can transfer operation to production facility under water, simplify task program, improve production efficiency.
Description of drawings:
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a birds-eye view of the present invention.
Fig. 4 is a left view of the present invention.
Fig. 5 is principal arm structural representation among the present invention.
Fig. 6 is auxilliary arm configuration scheme drawing among the present invention.
Fig. 7 is sister block shaft base structure scheme drawing among the present invention.
Fig. 8 be among Fig. 7 A-A to scheme drawing.
Fig. 9 be among Fig. 7 B-B to scheme drawing.
Major label description in figure:
1. sister block axle bed, 111. sister block axle bed axis holes, 112. screws, 2. auxilliary arm, 21. pin shaft holes, 22. pin shaft hole, the agent structure of 23. auxilliary arms, 24. auxilliary arm pulley axle bed, 3. leading sheave, 4. principal arms, 41. the agent structure of principal arm, 42. pin shaft holes, 43. pin shaft holes, 44. pin shaft holes, 45. principal arm pulley axle bed, 5. workplatform, 6. reel, 7. hydraulic actuating cylinder, 8. hydraulic actuating cylinder, 9. rotary supporting device, 10. bottom shore, 11. control cabins, 12. the top capstan head, 13. external gears, 14. miniature gearss, 15. rotating shafts.
The specific embodiment
As Fig. 1-shown in Figure 4, the present invention mainly comprises: bottom shore 10, rotary supporting device 9, hydraulic actuating cylinder 7, hydraulic actuating cylinder 8, reel 6, workplatform 5, principal arm 4, leading sheave 3, auxilliary arm 2, leading sheave bearing, wherein, bottom shore 10 is to be welded to form present embodiment by the number cylindrical section: for being welded to form by three cylindrical sections.Rotary supporting device 9 passes through several outer ring bolt in the top of bottom shore 10, and by line of centers and rotary supporting device 9 centerings.Top capstan head 12 and rotary supporting device 9 by line of centers centering, and pass through the inner ring bolt in the top of slewing supporting device 9.
Rotary supporting device 9 is provided with coupler, miniature gears and external gear 13, and coupler is connected by key with its supporting rotating shaft, and rotating shaft 15 is passed the workplatform 5 that is located at its lower floor and miniature gears 14 and is connected miniature gears 14 and external gear 13 engagements by key.
The agent structure 41 of principal arm 4 is box typed structure with the agent structure 23 of auxilliary arm 2, and an end of principal arm 4 and top capstan head 12 are articulated by bearing pin, and the other end of principal arm 4 is articulated with auxilliary arm 2 by the pin shaft hole 21 of pin shaft hole on the major-minor arm 44 and auxilliary arm.
Be provided with pair of hydraulic cylinders 7 between principal arm 4 and the auxilliary arm 2, hydraulic actuating cylinder 7 is connected on principal arm 4 and the auxilliary arm 2 by the pin shaft hole 22 on pin shaft hole on the principal arm 4 43 and the auxilliary arm 2, hydraulic actuating cylinder 7 links to each other with hydraulic power unit, hydraulic actuating cylinder 7 is controlled by hydraulic power unit, and by being located in the control cabin 11, and be installed in link to each other with hydraulic power unit on the guidance panel solenoid directional control valve and hydraulic oil flow metered valve, realize the control of the flexible and speed of auxilliary arm 2.
Be provided with pair of hydraulic cylinders 8 between principal arm 4 and the top capstan head 12, hydraulic actuating cylinder 8 is connected on the pin shaft hole 42 and top capstan head 12 of principal arm 4 by bearing pin, hydraulic actuating cylinder 8 links to each other with hydraulic power unit, hydraulic actuating cylinder 8 is controlled by hydraulic power unit, and by being located in the control cabin 11, and be installed in link to each other with hydraulic power unit on the guidance panel solenoid directional control valve and hydraulic oil flow metered valve, realize the control of the flexible and speed of auxilliary arm 2.
Leading sheave 3 is provided with four, wherein, has a front end that is positioned at principal arm 4 to be connected and fixed on the principal arm pulley axle bed 45 by four screws.Two front ends that are located at auxilliary arm 2 are connected and fixed on the sister block axle bed 1 by four screws 112. and the axle of leading sheave 3 inserts in the axis hole 111 of sister block axle bed.A rear end that is positioned at auxilliary arm 2 is connected and fixed on the auxilliary arm pulley axle bed 24 by four screws.Each pulley is fixed on the leading sheave axle bed 1 by four bolted connections respectively.
The grooving structure of leading sheave 3 satisfies the requirement of rope cable, and leading sheave 3 diameters are the circular trough structure of ten octuple of fiber cable diameter.
Leading sheave axle bed 1 reaches between the auxilliary arm 2 with principal arm 4 and adopts welding manner to be connected.
The control of the rotating speed of swing type mechanism and direction is to be realized by the solenoid directional control valve and the flow valve control that are located in the control cabin 11 in the rotary supporting device 9.
In the control cabin 11 is existing hydraulic-pressure control apparatus, and hydraulic-pressure control apparatus mainly is made up of hydraulic power unit, solenoid directional control valve, control panel etc.; Hydraulic power unit links to each other with the hydraulic actuating cylinder of major-minor arm and the HM Hydraulic Motor on the miniature gears 14 by hydraulic power line, the hydraulic power line two ends are negative thread, the coupling end of hydraulic actuating cylinder and HM Hydraulic Motor and hydraulic power line also is a negative thread, and corresponding negative thread connects by supporting outside thread hydraulic joint.Solenoid directional control valve is installed on the exit end of hydraulic power unit, and the button switch of guidance panel links to each other with solenoid directional control valve by lead; The flow direction that realizes hydraulic oil by the push button control solenoid directional control valve on the operation control panel changes, thereby realizes the elongation of hydraulic actuating cylinder and the variation of shortening, finishes bilateral 180 ° of revolutions of the luffing and the rotary supporting device of major-minor arm.
During use, the present invention is installed on the ship deck back in place:
(1) swing type mechanism in the debugging rotary supporting device 9 and the hydraulic control system of hydraulic power unit;
(2) degreeof turn and the control setup of three row's roller pivoting supports 9 of debugging setting make it can realize two-way 180 ° of revolutions;
(3) adjust the hydraulic actuating cylinder 8 that is located on the principal arm 4, adjust the hydraulic actuating cylinder 7 that is located on the auxilliary arm again, make the luffing of mechanical arm meet installation requirement, finish preliminary debugging.
(4) adjust mechanical arm, make suspension hook be positioned at will erecting equipment directly over, start winch mechanism, transfer the fiber cable, suspension hook is connected on the hoist cable of equipment; Modulated pressure cylinder 7,8, the equipment of slinging;
(5) rotation pivoting support 9 is transferred to boats and ships one side with equipment, begins transferring of production facility under water, until transferring under water production facility to sea bed.In the process of transferring, can finely tune transferring the orientation according to the monitoring of under-water robot (ROV), finish the whole process of transferring.
Hydraulic actuating cylinder, rotary supporting device, hydraulic-pressure control apparatus are the commercially available prod or adopt the known technology manufacturing.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (8)
1. a production facility mechanical arm of transferring under water is characterized in that: comprising: bottom shore, rotary supporting device, top capstan head, reel, workplatform, principal arm, auxilliary arm; Wherein, rotary supporting device is fixed on the top of bottom shore; The top capstan head is fixed on the top of rotary supporting device; Workplatform is fixed on the capstan head of top; Reel is fixed on the upper strata of workplatform; One end of principal arm and top capstan head articulate, and the other end of principal arm and auxilliary arm articulate.
2. the mechanical arm that production facility under water according to claim 1 is transferred is characterized in that: described bottom shore is to be connected to form by the number cylindrical section, and by line of centers and rotary supporting device centering; The top capstan head is by line of centers and rotary supporting device centering.
3. the mechanical arm that production facility under water according to claim 1 is transferred, it is characterized in that: described principal arm and auxilliary arm are box typed structure, the rear end of the front end of principal arm and auxilliary arm is fixed with several leading sheaves, and several leading sheaves are individually fixed on principal arm pulley axle bed and the auxilliary arm pulley axle bed.
4. the mechanical arm that production facility under water according to claim 1 is transferred is characterized in that: the coupler on the described rotary supporting device passes the workplatform that is located at its lower floor and is connected with miniature gears by rotating shaft, miniature gears and external gear engagement.
5. the mechanical arm that production facility under water according to claim 1 is transferred, it is characterized in that: be provided with several hydraulic actuating cylinders between described principal arm and the top capstan head, be provided with several hydraulic actuating cylinders between principal arm and the auxilliary arm, hydraulic actuating cylinder links to each other with hydraulic power unit, by solenoid directional control valve and the hydraulic oil flow metered valve that links to each other with hydraulic power unit, realize the control of the flexible and speed of principal arm, auxilliary arm.
6. the mechanical arm that production facility under water according to claim 1 is transferred is characterized in that: described workplatform is a steel structure, is divided into two-layer platform up and down, and is provided with guardrail.
7. the mechanical arm that production facility under water according to claim 3 is transferred is characterized in that: described leading sheave diameter is the circular trough structure of ten octuple of fiber cable diameter.
8. the mechanical arm that production facility under water according to claim 1 is transferred is characterized in that: described reel adopts the casting reel, diameter and the bathtub construction of reel for matching with leading sheave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101391009A CN102267669A (en) | 2011-05-26 | 2011-05-26 | Mechanical arm for lowering underwater production facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101391009A CN102267669A (en) | 2011-05-26 | 2011-05-26 | Mechanical arm for lowering underwater production facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102267669A true CN102267669A (en) | 2011-12-07 |
Family
ID=45050155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101391009A Pending CN102267669A (en) | 2011-05-26 | 2011-05-26 | Mechanical arm for lowering underwater production facilities |
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| CN (1) | CN102267669A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966318A (en) * | 2012-05-24 | 2013-03-13 | 中国石油大学(华东) | Marine riser hoisting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4582205A (en) * | 1983-06-29 | 1986-04-15 | Fmc Corporation | Modularized pedestal-mount crane and method of disassembly |
| WO2005123566A2 (en) * | 2004-06-18 | 2005-12-29 | Itrec B.V. | Hoisting crane and offshore vessel |
| CN101389562A (en) * | 2005-09-06 | 2009-03-18 | 荷兰格斯特公司 | Tie-back system for cranes, in particular heavy load offshore cranes |
| CN101652313A (en) * | 2007-02-16 | 2010-02-17 | Itrec有限责任公司 | The ship that upgrades heavy-duty machine and have this hoisting crane |
-
2011
- 2011-05-26 CN CN2011101391009A patent/CN102267669A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4582205A (en) * | 1983-06-29 | 1986-04-15 | Fmc Corporation | Modularized pedestal-mount crane and method of disassembly |
| WO2005123566A2 (en) * | 2004-06-18 | 2005-12-29 | Itrec B.V. | Hoisting crane and offshore vessel |
| CN101389562A (en) * | 2005-09-06 | 2009-03-18 | 荷兰格斯特公司 | Tie-back system for cranes, in particular heavy load offshore cranes |
| CN101652313A (en) * | 2007-02-16 | 2010-02-17 | Itrec有限责任公司 | The ship that upgrades heavy-duty machine and have this hoisting crane |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966318A (en) * | 2012-05-24 | 2013-03-13 | 中国石油大学(华东) | Marine riser hoisting device |
| CN102966318B (en) * | 2012-05-24 | 2015-03-18 | 中国石油大学(华东) | Marine riser hoisting device |
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Application publication date: 20111207 |