CN105599869A - Cantilever pushing plug pin device of ocean platform - Google Patents
Cantilever pushing plug pin device of ocean platform Download PDFInfo
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- CN105599869A CN105599869A CN201410675539.7A CN201410675539A CN105599869A CN 105599869 A CN105599869 A CN 105599869A CN 201410675539 A CN201410675539 A CN 201410675539A CN 105599869 A CN105599869 A CN 105599869A
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- pin
- spring
- cantilever beam
- guide
- plunger
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Abstract
The invention discloses a cantilever pushing plug pin device of an ocean platform, which is used for realizing large-displacement and large-load cantilever pushing of the ocean platform. The cantilever pushing plug pin device mainly comprises a device base, a plug pin, an ejection mechanism, a plug pin rotating mechanism, a lubricating and sealing device and the like, wherein the device base is mainly formed by a seat plate, oil cylinder connecting hole plates, a guiding hook plate, a pin sleeve, a spring gland, hook plate screws and gland screws; the plug pin is formed by a pin head, a pin guiding sleeve and a pin rod; the ejection mechanism is formed by a compression spring and a spring regulating ring; the plug pin rotating mechanism is formed by a rotating handle and a handle connecting shaft; the lubricating and sealing device mainly comprises a gland sealing ring and a lubricating oil nozzle. Meanwhile, an arc surface of the plug pin is designed into a multivariate curved surface. The cantilever pushing plug pin device disclosed by the invention has the characteristics of simple structure, high load pushing capability, small additional bending moment loss, simpleness in operation and the like.
Description
Technical field
The present invention relates to ocean engineering servicing unit field, particularly a kind of for ocean platform heavy load cantileverThe reciprocating promotion bolt device of beam.
Technical background
Ocean self-elevating drilling platform is necessity equipment of marine oil and gas exploration and development, and cantilever beam is that platform is importantPart, makes platform have larger job area and operating flexibility, and implementation platform is in place completing onceThe work capacity of many mouthfuls of wells. For the overhanging and retracting motion of general load cantilever beam, at present domestic adopt moreThe form that " oil cylinder+gravity detent mechanism " promotes, its gravity detent mechanism, by the rotation of saddle weight, utilizesSaddle weight coordinates with the motion of oil cylinder, realizes the intermittent motion of cantilever beam system, has cost lower, skillThe feature of art maturation, but exist, promotion additional bending moment is large, promotion load loss is many, high to mechanism's rigidity requirementEtc. disadvantage, be applicable to cantilever beam load and the distance that overhangs is less situation more. Along with cantilever beam burden requirementImprove constantly, the application of gravity detent mechanism is subject to larger restriction.
Summary of the invention
The object of the invention is for addressing the above problem, provide a kind of ocean platform cantilever beam to promote bolt device,For realizing the large displacement of ocean platform, the load promotion of cantilever beam greatly, promote for improving this cantilever beam simultaneouslyThe kinematic dexterity of bolt device and reliability.
Ocean platform cantilever beam of the present invention promotes bolt device and comprises that seat board 1, oil cylinder connect eye plate 2, guide4, plunger 5, pin rod 7, Compress Spring 8 and spring capping 10; Wherein: guide 4 is connected eye plate with oil cylinder2 are vertically fixed on seat board 1 and form overall structure, and plunger 5 tops are located in guide 4 after being connected with pin rod 7,Spring capping 10 is connected to guide 4 tops, and join through spring capping 10 formation slip pin rod 7 upper endsClose, pin rod 7 upper ends are connected with rotary handle 9, and Compress Spring 8 is enclosed between spring capping 10 and plunger 5Pin rod 7 outside.
Such scheme further comprises:
Plunger 5 tops are also provided with pin fairlead 6, between pin fairlead 6 and guide 4, form axle by convex annular edgeTo spacing cooperation; Seat board 1 both sides are to having guide hook plate 3.
The pin rod 7 of Compress Spring 8 tops is provided with spring adjustable ring 11, is radially provided with lubricated on guide 4Oil nozzle 15, plunger 5 and pin fairlead 6 are established annular oil groove, are provided with at spring capping 10 and guide 4 joint portionsGland ring 12.
Plunger 5 bottoms are one-sided wedge shape cambered surface, and cambered surface layer cross section radius of curvature R 1 is inserted with cantilever beam push pedal 17Pin-and-hole 18 radius of curvature R are identical, wedge shape tip-cambered dot profile inclination angle c along tip-cambered dot profile starting point toTip-cambered dot profile terminating point direction reduces gradually, and meets: c=a-(a-b) X/B, and 0 °≤b≤ c≤a≤45 °, in formula: a tip-cambered dot profile initial angle, b tip-cambered dot profile end angle,B cambered surface width, X cambered surface layer cross section is apart from the width of starting point.
It is that guide is vertically fixed on seat board that ocean platform cantilever beam of the present invention promotes one of its feature of bolt deviceSurface, the perforate of seat board and guide hole connect; Two oil cylinders connect eye plate and are connected with seat board and guide respectively,Form high strength frame; Two guiding hook plate symmetries are installed on seat board lower surface both sides, form grooved slideway knotStructure. Two of its feature is that latch front end is installed plunger, rear end mount pin fairlead and pin rod, and plunger is one-sided isWedge shape cambered surface, forms annular space between pin fairlead endoporus and pin rod. Three Compress Springs and the spring of its featureAdjustable ring is placed on pin rod, and Compress Spring front end holds out against plunger, rear end holddown spring adjustable ring. Its feature itThe 4th, the endoporus of guide is up big and down small shoulder hole; Pin fairlead is up big and down small multidiameter, pin guidingCover coordinates with guide endoporus. Five of its feature be latch and spring fitting in guide, bullet is installed on guide topSpring gland, pin rod is through spring capping endoporus and rotary handle is installed endways, and latch and spring can be by revolvingChange hands handle rotatablely moves in guide. Six of its special pad is on guide, to establish grease fitting, plunger and pin fairleadIf annular oil groove, for latch moves and provides lubricated in guide.
In addition the plunger top cambered surface of apparatus of the present invention is multi dimensional space curved surface form, and is cambered surface summit wheelWide inclination angle c reduces to tip-cambered dot profile terminating point direction gradually along tip-cambered dot profile starting point, cambered surfaceLayer cross section radius of curvature R 1 is identical with cantilever beam push pedal pin hole radius of curvature.
The beneficial effect of the invention:
A kind of cantilever beam that invention relates to promotes bolt device and realizes the large displacement of ocean platform, the cantilever beam of loading greatlyPromotion, there is the features such as simple in structure, to promote the loss of high, the additional bending moment of load capacity little, easy and simple to handle.The plunger cambered surface design that invention relates to, makes the latch of said apparatus more easily deviate from cantilever beam push pedal pin hole, carriesHigh this cantilever beam promotes kinematic dexterity and the reliability of bolt device.
Brief description of the drawings
Fig. 1 is the top view of a kind of embodiment.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the right view of Fig. 2.
Fig. 4 is the local vertical midship section figure of plunger cambered surface.
Fig. 5 is the plunger cambered surface top view of Fig. 4.
In figure: 1 seat board, 2 oil cylinders connect eye plate, 3 guiding hook plates, 4 guidees, 5 plungers, 6 pin fairleads,7 pin rods, 8 Compress Springs, 9 rotary handles, 10 spring cappings, 11 spring adjustable rings, 12 glands are closeSeal, 13 handle connecting shafts, 14 hook plate screws, 15 grease fittings, 16 gland screws, 17 cantileversBeam push pedal, 18 cantilever beam push pedal pin holes, a tip-cambered dot profile initial angle, b tip-cambered dot profile is eventuallyOnly angle, c tip-cambered dot profile inclination angle, B cambered surface width, H cambered surface height, X cambered surface layer cross sectionApart from the width of starting point, R latch radius of curvature, R1 cambered surface layer cross section radius of curvature.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 shows, the related a kind of ocean platform cantilever beam of the present embodiment promotes latch dressPut and mainly comprise device pedestal, latch, ejection mechanism, latch rotating mechanism, lubricated and sealing etc.; WhereinDevice pedestal mainly connects eye plate 2, guiding hook plate 3, guide 4, spring capping 10, hook by seat board 1, oil cylinderPlate bolt 14, gland screw 16 form; Latch is made up of plunger 5, pin fairlead 6, pin rod 7; Ejection mechanismFormed by Compress Spring 8 and spring adjustable ring 11; Latch rotating mechanism is by rotary handle 9 and handle connecting shaft 13Composition; Lubricated and sealing mainly comprises gland ring 12 and grease fitting 15.
One of its feature is that guide 4 is vertically fixed on seat board 1 upper surface, the chis such as the perforate of seat board 1 and guide 4 holesVery little perforation, effect is to provide guiding and space for latch and ejection mechanism; Two oil cylinders connect eye plate 2 respectively withSeat board 1 is connected with guide 4, forms high strength frame, and effect is for driving oil cylinder and cantilever beam to promote latch dressPut syndeton is provided; Two guiding hook plate 3 symmetries are installed on seat board 1 lower surface both sides, and by hook plate spiral shellNail 14 is connected with seat board, forms grooved slideway structure, and effect is to ensure that cantilever beam promotes bolt device along cantileverBeam push pedal 17 moves linearly.
Two of its feature is that latch front end is installed plunger 5, rear end mount pin fairlead 6 and pin rod 7, and plunger 5 is singleSide is wedge shape cambered surface, and opposite side is cylinder, when cylinder contacts with cantilever beam push pedal pin hole 18, for promoting to hangThe main stress surface of arm beam motion, when wedge shape cambered surface contacts with cantilever beam push pedal pin hole 18, ensures latch energyEnough automatically deviate from cantilever beam push pedal pin hole 18; Between pin fairlead 6 endoporus and pin rod 7, form annular space, forCompress Spring 8 provides guiding and supports.
Three of its feature is that Compress Spring 8 and the spring adjustable ring 11 of ejection mechanism is placed on pin rod 7, compression bulletSpring 8 front ends hold out against plunger 5, rear end holddown spring adjustable ring 11, and pin rod 7 is led for the motion of Compress Spring 8 providesTo and support, spring adjustable ring 11 is for adjusting the elasticity of Compress Spring 8.
Four of its feature is that the endoporus of guide 4 is up big and down small shoulder hole; Pin fairlead 6 is up big and down smallMultidiameter, pin fairlead 6 coordinates with guide 4 endoporus, and halfpace effect is to the latch displacement in bullet process outsideCarry out spacing.
Five of its feature is that latch and ejection mechanism are installed in guide 4, guide 4 top mounting spring glands 10Holddown spring adjustable ring 11, spring capping 10 adopts gland screw 16 to be connected with guide 4; Pin rod 7 is through springGland 10 endoporus are also installed rotary handle 9 endways, and rotary handle 9 cuts with scissors by handle connecting shaft 13 with pin rod 7Connect. Effect is that latch and ejection mechanism can rotatablely move by rotary handle 9 in guide 4, realizes cantilever beamPromote commutation.
Six of its feature is on guide 4, to establish grease fitting 15, and plunger 5 and pin fairlead 6 are established annular oil groove, for insertingPin provides lubricated in the interior motion of guide 4.
As shown in Figure 4, Figure 5, the latch plunger 5 top cambered surfaces of this device are space curved surface form.
One of its feature is that tip-cambered dot profile inclination angle c takes turns to cambered surface summit along tip-cambered dot profile starting pointWide terminating point direction reduces gradually, that is: c=a-(a-b) X/B, and 0 °≤b≤c≤a≤45 °. Ensure that latch can more easily be deviate from cantilever beam push pedal pin hole 18 under less load condition.
Two of its feature is cambered surface layer cross section radius of curvature R 1 and cantilever beam push pedal pin hole 18 radius of curvature phasesWith, guarantee latch is deviate from process from cantilever beam push pedal pin hole 18, latch cambered surface and cantilever beam push pedal latchThe edge holding line contact in hole 18, reduces wearing and tearing and frictional resistance, improves the flexibility of device.
As shown in Figure 1, Figure 2, Figure 3 shows, utilizing above-mentioned cantilever beam to promote bolt device, to realize cantilever beam overhanging and returnThe process prescription that contracting promotes is as follows:
(1) the overhanging process of cantilever beam, cantilever beam promotes 3 armfuls of the guiding hook plates of bolt device in cantilever beam push pedalOn 17, under the effect of oil cylinder pulling force, it is overhanging to cantilever beam along cantilever beam push pedal 17 that cantilever beam promotes bolt deviceMotion in the other direction, now cantilever beam is motionless;
(2) in the time of the plunger 5 respective cantilevered beam push pedal pin hole 18 of latch, latch under Compress Spring 8 effect,Spring into cantilever beam push pedal pin hole 18, adjust latch direction, make cylinder direction and the overhanging side of cantilever beam of plunger 5To unanimously;
(3), under cylinder thrust effect, the cylinder of plunger 5 contacts with cantilever beam push pedal pin hole 18 edges,And promote the overhanging motion of cantilever beam;
(4) move after a stroke at cantilever beam, under the effect of oil cylinder pulling force, the wedge shape curved surface of plunger 5 withThe 18 edges contacts of cantilever beam push pedal pin hole, latch is along the wedge shape curved surface auto back compression spring mechanism that contracts, andFinally deviate from cantilever beam push pedal pin hole 18, carry out next stroke.
(5) in cantilever beam retraction process, with respect to the overhanging process of cantilever beam, latch Rotate 180 °, otherStep is similar.
(6), with respect to the overhanging process of cantilever beam, latch half-twist, realizes the locking of cantilever beam, prevents from hangingThere is non-controlled slip in arm beam.
Claims (4)
1. ocean platform cantilever beam promotes a bolt device, it is characterized in that comprising that seat board (1), oil cylinder connectEye plate (2), guide (4), plunger (5), pin rod (7), Compress Spring (8) and spring capping (10);Wherein: guide (4) is connected eye plate (2) and is vertically fixed on the upper formation of seat board (1) overall structure with oil cylinder,After plunger (5) top is connected with pin rod (7), be located in guide (4), spring capping (10) is connected to pinCover (4) top, pin rod (7) upper end is slidably matched through spring capping (10) formation, pin rod (7)Upper end is connected with rotary handle (9), Compress Spring (8) be enclosed within spring capping (10) and plunger (5) itBetween pin rod (7) outside.
2. ocean platform cantilever beam according to claim 1 promotes bolt device, it is characterized in that: plunger(5) top is also provided with pin fairlead (6), between pin fairlead (6) and guide (4) by convex annular along structureBecome axial limiting to coordinate; Seat board (1) both sides are to having guide hook plate (3).
3. ocean platform cantilever beam according to claim 2 promotes bolt device, it is characterized in that: compressionThe pin rod (7) of spring (8) top is provided with spring adjustable ring (11), on guide (4), is radially provided withGrease fitting (15), plunger (5) and pin fairlead (6) are established annular oil groove, at spring capping (10) andGuide (4) joint portion is provided with gland ring (12).
4. promote bolt device, its feature according to the ocean platform cantilever beam described in claim 1 or 2,3Be: plunger (5) bottom is one-sided wedge shape cambered surface cambered surface layer cross section radius of curvature (R1) and cantilever beam push pedal(17) pin hole (18) radius of curvature (R) is identical, and wedge shape tip-cambered dot profile inclination angle (c) is along arcVertex of surface profile starting point reduces gradually to tip-cambered dot profile terminating point direction, and meets:C=a-(a-b) X/B, and 0 °≤b≤c≤a≤45 °, in formula: a tip-cambered dot profile risesBeginning angle, b tip-cambered dot profile end angle, B cambered surface width, X cambered surface layer cross section is apart from the width of starting point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675539.7A CN105599869A (en) | 2014-11-21 | 2014-11-21 | Cantilever pushing plug pin device of ocean platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675539.7A CN105599869A (en) | 2014-11-21 | 2014-11-21 | Cantilever pushing plug pin device of ocean platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105599869A true CN105599869A (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410675539.7A Pending CN105599869A (en) | 2014-11-21 | 2014-11-21 | Cantilever pushing plug pin device of ocean platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111576376A (en) * | 2019-02-15 | 2020-08-25 | 中石化石油工程技术服务有限公司 | Integrated locking device of ocean platform cantilever beam rack and pinion |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040067110A1 (en) * | 2002-07-01 | 2004-04-08 | Bennett William T. | Active hold down system for jack-up drilling unit |
| CN203268297U (en) * | 2013-04-25 | 2013-11-06 | 大连船舶重工集团有限公司 | Self-elevating platform cantilever beam sliding base |
| CN103882843A (en) * | 2014-03-28 | 2014-06-25 | 四川宏华石油设备有限公司 | Cantilever beam slippage system for self-elevating drilling platform |
| CN204323658U (en) * | 2014-11-21 | 2015-05-13 | 中石化胜利石油工程有限公司钻井工艺研究院 | A kind of platform cantilever beam promotes bolt device |
-
2014
- 2014-11-21 CN CN201410675539.7A patent/CN105599869A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040067110A1 (en) * | 2002-07-01 | 2004-04-08 | Bennett William T. | Active hold down system for jack-up drilling unit |
| CN203268297U (en) * | 2013-04-25 | 2013-11-06 | 大连船舶重工集团有限公司 | Self-elevating platform cantilever beam sliding base |
| CN103882843A (en) * | 2014-03-28 | 2014-06-25 | 四川宏华石油设备有限公司 | Cantilever beam slippage system for self-elevating drilling platform |
| CN204323658U (en) * | 2014-11-21 | 2015-05-13 | 中石化胜利石油工程有限公司钻井工艺研究院 | A kind of platform cantilever beam promotes bolt device |
Non-Patent Citations (1)
| Title |
|---|
| 王龙庭，于美华等: "自升式钻井平台悬臂梁滑移方案探究", 《石油矿场机械》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111576376A (en) * | 2019-02-15 | 2020-08-25 | 中石化石油工程技术服务有限公司 | Integrated locking device of ocean platform cantilever beam rack and pinion |
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Application publication date: 20160525 |
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