CN102518102A - Pile locking method and device unlocked by using adjustable wedge block backseats - Google Patents
Pile locking method and device unlocked by using adjustable wedge block backseats Download PDFInfo
- Publication number
- CN102518102A CN102518102A CN2011104190196A CN201110419019A CN102518102A CN 102518102 A CN102518102 A CN 102518102A CN 2011104190196 A CN2011104190196 A CN 2011104190196A CN 201110419019 A CN201110419019 A CN 201110419019A CN 102518102 A CN102518102 A CN 102518102A
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- voussoir
- assembly
- adjustable
- pile leg
- leg locking
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention relates to a pile locking method and device unlocked by using adjustable wedge block backseats. The pile locking device comprises a top transmission assembly, a lateral tension oil cylinder assembly, bottom wedge block backseat assemblies, a pile locking block, a stabilizing device assembly and a bottom transmission assembly. The top transmission assembly and the bottom transmission assembly are correspondingly arranged on the upper part and the lower part of a ship. The lateral tension oil cylinder assembly and the stabilizing device assembly are arranged on the ship. Each bottom wedge block is guided by the bottom wedge block backseat assembly on one side of the bottom wedge block. The pile locking device further comprises an adjustable wedge block backseat assembly. The adjustable wedge block backseat assembly is correspondingly arranged on one side of each top wedge block and used for guiding the corresponding top wedge block. The adjustable wedge block backseat assembly mainly comprises an adjustable wedge block backseat baffle plate and a hydraulic motor used for driving the adjustable wedge block backseat baffle plate to act. Due to the adoption of the technical scheme, the pile locking device can act stably, and the capacity of bearing and resisting the storm of the platform during working can be improved.
Description
Technical field
The present invention relates to the technical field of offshore boring island auxiliary equipment, refer in particular to the pile leg locking device and the unlock method thereof of the adjustable voussoir back seat of a kind of usefulness release.
Background technology
Convention in the industry; When traditional pile leg locking device that is used for self-elevating drilling platform is worked, because the platform weight long-time bearing on locking device, causes easily release of locking device; Simultaneously in releasing process; Occur the worm and gear stuck phenomenon easily, have a strong impact on the supporting capacity and the weatherliness of platform, reduce its security reliability.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, the pile leg locking device and the unlock method thereof of a kind of reliable, stable action reasonable in design, the raising platform adjustable voussoir back seat of the usefulness release of supporting capacity and weatherliness when operation is provided.
For realizing above-mentioned purpose; Its device of technical scheme provided by the present invention includes seat assembly behind top drive assembly, side direction pull action cylinder assembly, the bottom voussoir, pile leg locking piece, erection device assembly, bottom drive assembly; Wherein, Described top drive assembly and bottom drive assembly correspondence are installed in the upper and lower position of hull; And the pile leg locking piece through the tooth bar both sides of climbing on the top voussoir that carries and bottom voussoir and the spud leg matches and acts on this tooth bar that climbs respectively; Simultaneously correspondingly on hull the side direction pull action cylinder assembly that acts on the pile leg locking piece is installed and corresponding pile leg locking piece is led and spacing fixing erection device assembly; Make the pile leg locking piece to be meshed with the tooth bar that climbs or to break away from through the side direction pull action cylinder assembly and the acting in conjunction of bottom drive assembly; Above-mentioned each bottom voussoir is led by seat assembly behind the bottom voussoir of a side separately respectively, it include also that correspondence is located at each top voussoir one side and adjustable voussoir that corresponding top voussoir is led after seat assembly, wherein; Seat assembly mainly is made up of adjustable voussoir back seat baffle plate and the hydraulic motor that drives this adjustable voussoir back seat baffle plate action behind the described adjustable voussoir, and the driving through this hydraulic motor makes the adjustable gaps between adjustable voussoir back seat baffle plate and the top voussoir.
The worm and gear drive assembly that described top drive assembly includes the top voussoir and drives this top voussoir oscilaltion; Wherein, described worm and gear drive assembly is mainly by worm gear, worm screw and drive this worm gear and the hydraulic motor of worm screw action is formed.
Unlock method of the present invention is: during release, seat assembly at first moves behind the adjustable voussoir, produces certain clearance through its adjustable voussoir back seat baffle plate of its fluid motor-driven and top voussoir; Make the transverse component that acts on the top voussoir disappear, drive assembly action in top just can easily drive the top voussoir through its worm and gear drive assembly and climb away the pile leg locking piece this moment; After the top voussoir broke away from the pile leg locking piece fully, the bottom drive assembly began action, drove its bottom voussoir disengaging pile leg locking piece that descends; After the bottom voussoir breaks away from the pile leg locking piece fully; The pile leg locking piece begins to break away from the tooth bar that climbs under the effect of side direction pull action cylinder assembly, through the erection device assembly pile leg locking piece is fixed at last, accomplishes the release action; At this moment, platform weight will be born by jacking system.
The present invention is after having adopted such scheme; Its great advantage is that the present invention is through the locking to the tooth bar that climbs on the spud leg; Increase the holding power of platform on spud leg,, improve platform supporting capacity and weatherliness when operation with the jacking system acting in conjunction or do the time spent separately.Stuck phenomenon appears during to the worm gearing release easily; The present invention adopts seat assembly behind the adjustable voussoir; Driving through the hydraulic motor of seat assembly behind this adjustable voussoir makes the adjustable gaps between adjustable voussoir back seat baffle plate and the top voussoir; Adjustable voussoir back seat baffle plate contacts with the top voussoir in the locking process, and the top voussoir is play the guiding role; And the driving through hydraulic motor makes adjustable voussoir back seat baffle plate and top voussoir have certain interval in releasing process, and this moment, top voussoir transverse component disappeared, and can realize the light release of worm gearing.
Description of drawings
Fig. 1 is the sketch map of the utility model released state.
Fig. 2 is the sketch map of the utility model locking state.
Fig. 3 is the A-A sectional view of Fig. 2.
The specific embodiment
Below in conjunction with specific embodiment the present invention is described further.
Shown in accompanying drawing 1 to accompanying drawing 3; The pile leg locking device of voussoir back seat release that the described usefulness of present embodiment is adjustable; It includes seat assembly 4 behind seat assembly 2 behind top drive assembly 1, the adjustable voussoir, side direction pull action cylinder assembly 3, the bottom voussoir, pile leg locking piece 5, erection device assembly 6, bottom drive assembly 7; Wherein, Described top drive assembly 1 and bottom drive assembly 7 correspondences are installed in the upper and lower position of hull; And the pile leg locking piece 5 through tooth bar 16 both sides of climbing on the top voussoir that carries 8 and bottom voussoir 9 and the spud leg matches and acts on this tooth bar 16 that climbs respectively; Simultaneously correspondingly on hull the side direction pull action cylinder assembly 3 that acts on pile leg locking piece 5 is installed and corresponding pile leg locking piece 5 is led and spacing fixing erection device assembly 6; Make pile leg locking piece 5 to be meshed with the tooth bar 16 that climbs or to break away from through the side direction pull action cylinder assembly 3 and the acting in conjunction of bottom drive assembly 7, above-mentioned each top voussoir 8 and bottom voussoir 9 are led by seat assembly 4 behind seat assembly 2 behind the adjustable voussoir of a side separately and the bottom voussoir respectively.And the worm and gear drive assembly 12 that the described top of present embodiment drive assembly 1 includes top voussoir 8 and drives these top voussoir 8 oscilaltions; Wherein, described worm and gear drive assembly 12 is mainly by worm gear 13, worm screw 14 and drive this worm gear 13 and the hydraulic motor 15 of worm screw 14 actions is formed.Because seat assembly 2 mainly is made up of adjustable voussoir back seat baffle plate 10 and the hydraulic motor 11 that drives these adjustable voussoir back seat baffle plate 10 actions behind the adjustable voussoir of the present invention; Driving through this hydraulic motor 11 realizes the adjustable gaps between adjustable voussoir back seat baffle plate 10 and the top voussoir 8; Such design makes that adjustable voussoir back seat baffle plate 10 contacts with top voussoir 8 in the locking process, and top voussoir 8 is play the guiding role; And the driving through hydraulic motor 11 makes and has certain interval between adjustable voussoir back seat baffle plate 10 and the top voussoir 8 in releasing process; This moment, top voussoir 8 transverse components disappeared, and can realize the light release of the worm and gear drive assembly 11 of top drive assembly 1.Below be the detailed process of locking action of the present invention and release action: during locking action, at first pile leg locking piece 5 is pressed to the tooth bar 16 that climbs under the effect of side direction pull action cylinder assembly 3, in this process; 6 pairs of pile leg locking pieces 5 of erection device assembly play the guiding role, when pile leg locking piece 5 fully with after the tooth bar 16 that climbs is meshed, bottom drive assembly 7 begins to move; Driving its bottom voussoir 9 rises; Simultaneously its bottom voussoir 9 by the bottom voussoir after seat assembly 4 guiding, seat assembly 4 contact with pile leg locking piece 5 behind the voussoir of bottom, when the bottom of bottom drive assembly 7 voussoir 9 is complete contact with pile leg locking piece 5 fix after; Top drive assembly 1 begins action at this moment; Descend through its worm and gear drive assembly 11 drive top voussoirs 8, top voussoir 8 is by 2 guiding of seat assembly behind the adjustable voussoir simultaneously, and seat assembly 2 contacts with pile leg locking piece 5 behind the adjustable voussoir; Until top voussoir 8 contact with pile leg locking piece 5 fully fix after; Accomplish locking action of the present invention, locking is accomplished rear platform weight and will be delivered on the locking device by jacking system, makes platform more safe and reliable; During the release action, seat assembly 2 at first moves behind the adjustable voussoir, drives its adjustable voussoir back seat baffle plate 10 through its hydraulic motor 11 and produces certain clearance with top voussoir 8; Make the transverse component that acts on top voussoir 8 disappear, top drive assembly 1 begins action at this moment, climbs away pile leg locking piece 5 through its worm and gear drive assembly 12 drive top voussoirs 8; After top voussoir 8 broke away from pile leg locking piece 5 fully, bottom drive assembly 7 began action, drove its bottom voussoir 9 disengaging pile leg locking pieces 5 that descend; After bottom voussoir 9 breaks away from pile leg locking piece 5 fully; Pile leg locking piece 5 begins to break away from the tooth bar 16 that climbs under the effect of side direction pull action cylinder assembly 3, fixes through 6 pairs of pile leg locking pieces 5 of erection device assembly at last, accomplishes the release action; At this moment, platform weight will be born by jacking system.
The embodiment of the above only is the present invention's preferred embodiment, is not to limit practical range of the present invention with this, so the variation that all shapes according to the present invention, principle are done all should be encompassed in protection scope of the present invention.
Claims (3)
1. pile leg locking device with the release of adjustable voussoir back seat; It includes seat assembly (4) behind top drive assembly (1), side direction pull action cylinder assembly (3), the bottom voussoir, pile leg locking piece (5), erection device assembly (6), bottom drive assembly (7); Wherein, Described top drive assembly (1) and bottom drive assembly (7) correspondence are installed in the upper and lower position of hull; And the pile leg locking piece (5) through the tooth bar that climbs (16) both sides on the top voussoir (8) that carries and bottom voussoir (9) and the spud leg matches and acts on this tooth bar that climbs (16) respectively; Simultaneously correspondence is equipped with the side direction pull action cylinder assembly (3) that acts on pile leg locking piece (5) and corresponding pile leg locking piece (5) is led and spacing fixing erection device assembly (6) on hull; Make pile leg locking piece (5) to be meshed with the tooth bar that climbs (16) or to break away from through the side direction pull action cylinder assembly (3) and the acting in conjunction of bottom drive assembly (7); Above-mentioned each bottom voussoir (9) is led by seat assembly (4) behind the bottom voussoir of a side separately respectively; It is characterized in that: it include also that correspondence is located at each top voussoir (8) one side and adjustable voussoir that corresponding top voussoir (8) is led after seat assembly (2); Wherein, Seat assembly (2) is mainly by adjustable voussoir back seat baffle plate (10) with drive the hydraulic motor (11) that should adjustable voussoir back seat baffle plate (10) moves and form behind the described adjustable voussoir, and the driving through this hydraulic motor (11) makes the adjustable gaps between adjustable voussoir back seat baffle plate (10) and the top voussoir (8).
2. the pile leg locking device of the adjustable voussoir back seat of a kind of usefulness according to claim 1 release; It is characterized in that: the worm and gear drive assembly (12) that described top drive assembly (1) includes top voussoir (8) and drives this top voussoir (8) oscilaltion; Wherein, described worm and gear drive assembly (12) is mainly by worm gear (13), worm screw (14) and drive this worm gear (13) and the hydraulic motor (15) of worm screw (14) action is formed.
3. the unlock method of the pile leg locking device of claim 1 or the release of the adjustable voussoir back seat of 2 described usefulness, it is characterized in that: during release, seat assembly at first moves behind the adjustable voussoir; Produce certain clearance through its adjustable voussoir back seat baffle plate of its fluid motor-driven and top voussoir, make the transverse component that acts on the top voussoir disappear, top drive assembly action this moment; Just can easily drive the top voussoir through its worm and gear drive assembly and climb away the pile leg locking piece; After the top voussoir broke away from the pile leg locking piece fully, the bottom drive assembly began action, drove its bottom voussoir disengaging pile leg locking piece that descends; After the bottom voussoir breaks away from the pile leg locking piece fully; The pile leg locking piece begins to break away from the tooth bar that climbs under the effect of side direction pull action cylinder assembly, through the erection device assembly pile leg locking piece is fixed at last, accomplishes the release action; At this moment, platform weight will be born by jacking system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104190196A CN102518102A (en) | 2011-12-15 | 2011-12-15 | Pile locking method and device unlocked by using adjustable wedge block backseats |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104190196A CN102518102A (en) | 2011-12-15 | 2011-12-15 | Pile locking method and device unlocked by using adjustable wedge block backseats |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102518102A true CN102518102A (en) | 2012-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104190196A Pending CN102518102A (en) | 2011-12-15 | 2011-12-15 | Pile locking method and device unlocked by using adjustable wedge block backseats |
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| Country | Link |
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| CN (1) | CN102518102A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104420454A (en) * | 2013-09-03 | 2015-03-18 | 四川宏华石油设备有限公司 | Worm structure of self-elevating drilling platform locking system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3343371A (en) * | 1965-01-25 | 1967-09-26 | Mcdermott & Co Inc J Ray | Locking device for establishing a loadbearing joint between two structures |
| US5611645A (en) * | 1994-06-06 | 1997-03-18 | Breeden; John | Offshore jack-up rig locking system |
| TW431986B (en) * | 1997-06-26 | 2001-05-01 | Letourneau Inc | Jack-up platform locking apparatus |
| CN101871208A (en) * | 2010-06-01 | 2010-10-27 | 崔峰 | Locking device with double spherical hinge bearing structure for pile legs of self-elevating drilling platform |
| CN101914911A (en) * | 2010-07-20 | 2010-12-15 | 崔锋 | Twin-worm locking device for self-elevating drilling platform |
| CN102180238A (en) * | 2011-04-15 | 2011-09-14 | 宝鸡石油机械有限责任公司 | Locking device of self-elevating platform |
| CN102230843A (en) * | 2011-03-21 | 2011-11-02 | 吴平平 | Single-row locking device tester |
| CN202031074U (en) * | 2011-03-25 | 2011-11-09 | 上海振华重工(集团)股份有限公司 | Locking device for positioning self-elevating engineering platform |
| CN202401445U (en) * | 2011-12-15 | 2012-08-29 | 广东精铟机械有限公司 | Pile leg locking device capable of being unlocked by adjustable wedge backseats |
-
2011
- 2011-12-15 CN CN2011104190196A patent/CN102518102A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3343371A (en) * | 1965-01-25 | 1967-09-26 | Mcdermott & Co Inc J Ray | Locking device for establishing a loadbearing joint between two structures |
| US5611645A (en) * | 1994-06-06 | 1997-03-18 | Breeden; John | Offshore jack-up rig locking system |
| TW431986B (en) * | 1997-06-26 | 2001-05-01 | Letourneau Inc | Jack-up platform locking apparatus |
| CN101871208A (en) * | 2010-06-01 | 2010-10-27 | 崔峰 | Locking device with double spherical hinge bearing structure for pile legs of self-elevating drilling platform |
| CN101914911A (en) * | 2010-07-20 | 2010-12-15 | 崔锋 | Twin-worm locking device for self-elevating drilling platform |
| CN102230843A (en) * | 2011-03-21 | 2011-11-02 | 吴平平 | Single-row locking device tester |
| CN202031074U (en) * | 2011-03-25 | 2011-11-09 | 上海振华重工(集团)股份有限公司 | Locking device for positioning self-elevating engineering platform |
| CN102180238A (en) * | 2011-04-15 | 2011-09-14 | 宝鸡石油机械有限责任公司 | Locking device of self-elevating platform |
| CN202401445U (en) * | 2011-12-15 | 2012-08-29 | 广东精铟机械有限公司 | Pile leg locking device capable of being unlocked by adjustable wedge backseats |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104420454A (en) * | 2013-09-03 | 2015-03-18 | 四川宏华石油设备有限公司 | Worm structure of self-elevating drilling platform locking system |
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| PB01 | Publication | ||
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Application publication date: 20120627 |