CN203440817U - Anti-rollover self-lifting platform pile shoe - Google Patents
Anti-rollover self-lifting platform pile shoe Download PDFInfo
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- CN203440817U CN203440817U CN201320471548.5U CN201320471548U CN203440817U CN 203440817 U CN203440817 U CN 203440817U CN 201320471548 U CN201320471548 U CN 201320471548U CN 203440817 U CN203440817 U CN 203440817U
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- shoe
- telescoping tube
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- unit
- overturn
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Abstract
The utility model discloses an anti-rollover self-lifting platform pile shoe. The anti-rollover self-lifting platform pile shoe comprises a hollow flat round shell shaped like a discus and formed by connecting an upper top plate and a lower bottom plate; at least three tubular slideways fixedly connected with the shell are horizontally and equidistantly arranged along the circumferential wall of the shell; the front end of each tubular slideway is provided with a limiting ring and a seal ring; the rear end of each tubular slideway is provided with a flange; a hydraulic oil cylinder and at least one section of telescopic pipe are arranged from the rear end to the front end of each tubular slideway in sequence; one end of a piston cylinder of the hydraulic oil cylinder is connected with reinforced ribs in the shell; the rod head at the other end of a piston rod is connected with the inner end surface at the front end of the telescopic pipe; the telescopic pipe has a closed front end and is provided with a flange at the rear end; the upper top plate of the shell is further provided with a watertight packing box; the bottom of the lower bottom plate is provided with a watertight door; the hydraulic oil cylinder is communicated with a hydraulic servo system mounted on the self-lifting platform by an high-pressure oil pipe. The anti-rollover self-lifting platform pile shoe is flexible in operation, safe, reliable, anti-rollover, anti-skid and strong in piercing capability.
Description
Technical field
The utility model relates to a kind of self-elevating ocean platform equipment, especially a kind of shoe that is applied to self-elevating ocean platform.Belong to ocean engineering mechanical field.
Background technology
Shoe is mounted in a kind of device below jack-up unit truss framed leg, and its effect is that the force transmission of spud leg is arrived to ocean bottom soil, by spud leg, supports whole platform.Due to the mechanical independence between each shoe of platform, the platform that shoe is supported is compared with the platform that (mat) supports on the ground, can be in uneven seabed or the marine site operation of summary low dip, and compliance is stronger.
At present, in soft sea bed, dark stake, insert under operating mode, traditional shoe is similar to " discus " of amplification; Increase its diameter, improved shoe bearing capacity, but can produce stake difficulty, even cause spud leg to extract; Reduce its diameter, can make again its bearing capacity reduce, cause the platform stable of its support to reduce, the problems such as especially poor to environmental load resistances such as marine stormy waves, easy generation is pierced through, inclination, slippage.
Existing extension pile shoe structure for drilling platform (the patent No.: 201120095451.X), change traditional fixed pile shoe structure into movable shoe mechanism by the retractable steel frame in inside, be similar to the folding of umbrella.In pitching pile process, by shrinking steel frame, shoe is inserted rapidly with cylindrical shape, after arriving target depth, open steel frame, make to expand the loaded area of shoe, still, because itself structure is bar shaped support, inside lacks gusset stiffener etc., so, in the situation identical with traditional shoe radius, its bearing capacity reduces on the contrary, and hinge type structure has also reduced the intensity of shoe; In addition pass-through type shoe indoor design, is also unfavorable for the work of hydraulic cylinder, and shoe reliability is poor, is therefore difficult to come into operation in practice.
Summary of the invention
The purpose of this utility model is the deficiency overcoming in prior art, and the shoe of a kind of overturn-preventing jack-up unit is provided.
For achieving the above object, the utility model is achieved by the following technical programs:
The shoe of a kind of overturn-preventing jack-up unit, the hollow oblate housing and the reinforcing rib that is arranged on enclosure interior that comprise similar " discus " shape being connected into by upper plate, lower shoe, described housing is horizontally disposed with at least three tubulose slideways that are fixedly connected with housing along decile in circle wall; The front end of described tubulose slideway is provided with spacing flange and sealing ring, rear end is provided with inner side baffle ring, from rear end forward end, be mounted with successively hydraulic cylinder and at least one joint telescoping tube, wherein one end of the piston rod of hydraulic cylinder and the reinforcing rib of described enclosure interior are connected, for the bar head of the other end and the front end inner face of described telescoping tube of piston rod is connected, described telescoping tube front end sealing, rear end is provided with outside baffle ring; The packer that promising high-pressure oil pipe poling is used is also installed on the upper plate of described housing, lower shoe bottom is provided with watertight door, described hydraulic cylinder by the high-pressure oil pipe laid along spud leg by the servo-hydraulic control that is arranged on ballast control centre on jack-up unit.
The cross sectional shape of tubulose slideway described above and described telescoping tube is oblateness.
Telescoping tube described above is a joint or two joints.
The front end of telescoping tube described above is also fixedly connected with a tapered cap.
Piston club head described above and telescoping tube front end inner face be connected to chain connection.
Hydrauservo System described above is a set of, solenoid electric valve, fuel tank, hydraulic pump, overflow valve, one way valve, oil pressure gauge and turnover oil pipe, consists of.Wherein, described electromagnetic valve is three-position four-way valve, is placed in meta and makes hydraulic cylinder in packing state, and the flexible of hydraulic cylinder controlled in switching right and left position.At least three hydraulic cylinders that move for controlling telescoping tube in parallel in the working oil path of described electromagnetic valve; Described oil pressure gauge, one way valve are connected on the enter/oil return line of every hydraulic cylinder.
Advantage of the present utility model and beneficial effect be mainly:
The utility model flexible operation, safe and reliable.The telescoping tube of installing on shoe body, utilize telescoping tube to stretch out shoe, embed sea bed, not only increased the loaded area of shoe to sea bed, control the sinking of shoe, simultaneously, use the different telescoping tubes in same shoe to embed sea bed, can effectively control shoe moves, reverses and overturn in original place, under acting in a plurality of shoes in identical platform, effectively overcome sea bed self zones of different bearing capacity difference, also improved widely simultaneously platform to sea the supporting capacity to natural wind wave load, thereby play solid stake effect.
Advantage and disadvantage of the present utility model, the non-limitative illustration by preferred embodiment below is for illustration and explanation, and these embodiment, only provide as an example with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 is organigram of the present utility model;
Fig. 2 is the I partial enlarged drawing of Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the II partial enlarged drawing of Fig. 3,
Fig. 5 is hydraulic control system figure of the present utility model,
Fig. 6 is the organigram of embodiment bis-of the present utility model.
In figure: 1-shoe, 2-spud leg, 3, 4-oil inlet and oil return pipe, 5-packer, 6-hinged-support 1, 7-pin, 8-upper plate, baffle ring inside 9-, 10-reinforcing rib, 11-tubulose slideway, baffle ring outside 12-, the spacing flange of 13-, 14-rubber sheet gasket, 15-screw, 16-telescoping tube, 17-shrouding, 18-tapered cap, 19-pin, 20-hinged-support, 21-sealing ring, 22-hydraulic cylinder, 23-lower shoe, 24-watertight door, 25-electromagnetic valve, 26-fuel tank, 27-hydraulic pump, 28-overflow valve, 29-one way valve, 30-oil pressure gauge, 31-limit baffle ring, 32-telescoping tube, baffle ring outside 33-, the spacing flange of 34-, 35-sealing ring.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
Embodiment mono-
As shown in Figure 1,2,3, 4, a kind of overturn-preventing jack-up unit shoe 1, is fixedly connected on the lower end of spud leg 2, comprises ' discus shape ' housing being surrounded by upper plate 8, lower shoe 23 and internal circumferential, radial reinforced rib 10; In described ' discus shape ' housing, comprising at least three places along minute horizontal radials such as its circumferential side walls, and the sealing of the front end of extended and retraction housing, rear end are with the telescoping tube 16 of outside baffle ring 12, and in housing, for telescoping tube 16 guiding, with the tubulose slideway 11 of enclosure interior gusset 10 welding; The inside and outside oral area of described slideway 11 connects respectively spacing flange ring 9,13 by bolt 15, to provide spacing when telescoping tube 16 is flexible; The inner periphery of described spacing flange 13 is provided with sealing ring 21, and slides into the inner face end that collar extension coordinates and is furnished with rubber washer 14, for the gap between sealing telescopic pipe 16 and slideway 13, prevents that mud from invading contaminated liquid pressure device; The flexible of described telescoping tube 16 is hinged on 22 drivings of the hinged hydraulic cylinder of discus shape housing gusset, the other end and shrouding 17 by one end; Described hydraulic cylinder 22 is by the high-pressure oil pipe 3,4 of laying along spud leg, by a set of servo-hydraulic control that is arranged on jack-up unit ballast control centre; Described discus shape case top has been installed the packer 5 of using for high-pressure oil pipe 3,4 polings, and bottom is provided with watertight door 24, as the Vomitory of installing, overhaul shoe enclosure interior equipment.
Aforesaid overturn-preventing jack-up unit shoe 1, described telescoping tube 16 is less than or equal to the oblate tube-like piece of spacing flange 13 endoporus of tubulose slideway 11 for cross-sectional shape size, the rear end of telescoping tube 16 is fixedly connected with baffle ring 12 outside the Flange-shaped Parts that one end facial contour size is less than or equal to tubulose slideway 11 intracavity section sizes, be intended to guarantee that telescoping tube 16 can be in the interior smooth movement of tubulose slideway 11, and control its shift motion in tubulose slideway 11 by baffle ring 9 outside tubulose slideway rear end and the spacing flange 13 of collar extension; Telescoping tube 16 cross sections are oblate tubulose, and object is the contact area that increases itself and sea bed, meet the rigidity needs of self simultaneously.
Aforesaid overturn-preventing jack-up unit shoe 1, the telescoping tube 16 of described front end sealing, as shown in Figure 1, its enclosed construction is to be sealed by the tapered cap 18 that is fixed on shrouding 17 front ends, the resistance while stretching out into mud for reducing telescoping tube 16.Wherein, the cross sectional shape of described shrouding 17 and telescoping tube appearance and size, just as ovalize, are welded in the front end of telescoping tube 16.
As shown in Fig. 1,4, aforesaid overturn-preventing jack-up unit shoe 1, the piston rod head of described hydraulic cylinder 22 has pin-and-hole, hinged with telescoping tube 16 with the hinged-support 20 being positioned on shrouding 17 by pin 19, rear end is welded on shoe enclosure interior gusset by hinged-support 6 and pin 7, wherein, the pin shaft hole center line of hinge seat 20 keeps vertical with horizontal plane, avoids hydraulic cylinder to bear horizontal applied force; The pin shaft hole center line of hinge seat 6 and horizontal plane keeping parallelism, avoid hydraulic cylinder to bear vertical.
As shown in Figure 5, aforesaid overturn-preventing jack-up unit shoe 1, described hydraulic servo control system is comprised of electromagnetic valve 25, fuel tank 26, hydraulic pump 27, overflow valve 28, one way valve 29, oil pressure gauge 30 and turnover oil pipe.Wherein, at least three hydraulic cylinders 22 that simultaneously move for controlling telescoping tube in parallel in the working oil path of described Hydrauservo System; Described electromagnetic valve is three-position four-way valve, is placed in meta and makes hydraulic cylinder in packing state, switches left and right position and controls the flexible of hydraulic cylinder.Described one way valve is connected on the enter/oil return line of every hydraulic cylinder, effect is: when telescoping tube 16 stretches out shoe housing or system pressure reaches after setting value completely, electromagnetic valve 25 switches metas, when hydraulic pump quits work, hydraulic cylinder 22 is locked to pressurize, meet the energy-conservation needs of device; In hydraulic cylinder 22 telescopic process, for system provides certain being pressed, guarantee that hydraulic cylinder operates steadily.In addition, system oil pressure can show by oil pressure gauge 30, and system reaches setting pressure, and overflow valve 28 is by automatic deloading, for hydraulic system is given security safely.
When jack-up unit arrives predetermined maritime area pitching pile, the utility model device 1 sinks together with spud leg 2, while reaching predetermined plug-in depth of pile, the hydraulic control system that is positioned at load of platform control centre will be stretched out instruction by the hydraulic line of arranging along spud leg and be passed to electromagnetic valve 25, the right position conducting of electromagnetic valve, hydraulic cylinder 22 drives telescoping tube 16 to stretch out embedding ooze along tubulose slideway 11 levels, until the outside baffle ring 12 of telescoping tube 16 touches the tubulose slideway spacing flange 13 of 11 outer port part or system pressure reaches setting value, overflow valve 28 control system pressure, by oil pressure gauge 30, show, electromagnetic valve 25 resets, oil pump 27 off-loads, oil cylinder 22 is realized pressurize under the effect of hydraulic control one-way valve 29, oil pump 27 quits work, native system oil cylinder 22 is in pressure maintaining period, even the inner pressure loss that occurs of oil cylinder, telescoping tube 16 still can keep normal operation, support platform together with the utility model ' discus shape ' housing, and telescoping tube 16 can not automatic retraction, during pile pulling, hydraulic control system is passed to electromagnetic valve 25 by retraction instruction, and electromagnetic valve switches left position, and hydraulic cylinder 22 drives telescoping tube 16 to be retracted in shoe housing, reduces pile extraction resistance.
The utility model can improve dark stake and insert degree of fixation and the platform integral rigidity on operating mode lower platform basis, effectively reduce the danger that shoe slippage occurs and pierce through under the limit storm dynamic loadings such as variable vertical, level, bending load and stormy waves stream, thereby improved the stability of platform.
Embodiment bis-
As Fig. 6, on the basis of embodiment mono-, between telescoping tube 16 and tubulose slideway 11 at embodiment 1, increased a joint telescoping tube 32.The rear end fixed installation limit baffle ring 31 of described telescoping tube 32, front end is installed and is elliptoid spacing flange 34, inner socket telescoping tube 16, effect is to guarantee the smooth slip of telescoping tube 16 and for telescoping tube 16 provides flexible spacing, limit its sliding stroke; Wherein, be provided with sealing ring 35 in the inner peripheral surface of described spacing flange 34, its function is identical with the spacing flange 13 of tubulose slideway 11 outer port parts in embodiment mono-and the function of sealing ring 21 thereof.The utility model that has added a joint telescoping tube with only have the shoe of a joint telescoping tube in the situation that action effect is identical, the length of its tubulose slideway 11 will be shortened, thus the space of saving shoe enclosure interior.
In addition to the implementation, the utility model can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (5)
1. overturn-preventing jack-up unit shoe, the hollow oblate housing and the reinforcing rib that is arranged on enclosure interior that comprise similar " discus " shape being connected into by upper plate, lower shoe, is characterized in that: described housing is horizontally disposed with at least three tubulose slideways that are fixedly connected with housing along decile in circle wall; The front end of described tubulose slideway is provided with spacing ring and sealing ring, rear end is provided with flange, from rear end forward end, be mounted with successively hydraulic jack and at least one joint telescoping tube, wherein one end of the piston rod of hydraulic jack and the reinforcing rib of described enclosure interior are connected, for the bar head of the other end and the front end inner face of described telescoping tube of piston rod is connected, described telescoping tube front end sealing, rear end is provided with flange; The packer that promising high-pressure oil pipe poling is used is also installed on the upper plate of described housing, and lower shoe bottom is provided with watertight door, and described hydraulic jack is connected with the Hydrauservo System being arranged on jack-up unit by high-pressure oil pipe.
2. overturn-preventing jack-up unit as claimed in claim 1 shoe, is characterized in that: the cross sectional shape of described tubulose slideway and described telescoping tube is oblateness.
3. overturn-preventing jack-up unit as claimed in claim 1 or 2 shoe, is characterized in that: described telescoping tube is a joint or two joints.
4. overturn-preventing jack-up unit as claimed in claim 1 or 2 shoe, is characterized in that: the front end of described telescoping tube is also fixedly connected with a tapered cap.
5. overturn-preventing jack-up unit as claimed in claim 1 shoe, is characterized in that: described piston club head and telescoping tube front end inner face be connected to chain connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320471548.5U CN203440817U (en) | 2013-08-02 | 2013-08-02 | Anti-rollover self-lifting platform pile shoe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320471548.5U CN203440817U (en) | 2013-08-02 | 2013-08-02 | Anti-rollover self-lifting platform pile shoe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203440817U true CN203440817U (en) | 2014-02-19 |
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ID=50091882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320471548.5U Expired - Fee Related CN203440817U (en) | 2013-08-02 | 2013-08-02 | Anti-rollover self-lifting platform pile shoe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203440817U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103422500A (en) * | 2013-08-02 | 2013-12-04 | 江苏科技大学 | Overturn-resistant self-elevating platform pile shoe |
| CN104532833A (en) * | 2014-12-08 | 2015-04-22 | 浙江海洋学院 | Efficient controllable self-elevating platform pile shoe device |
| CN104807619A (en) * | 2014-12-05 | 2015-07-29 | 烟台中集来福士海洋工程有限公司 | Method for testing pile shoe structure of self-elevating platform |
| CN104831720A (en) * | 2015-05-22 | 2015-08-12 | 南通中远船务工程有限公司 | Pile shoe and using method thereof |
| CN105040664A (en) * | 2015-05-22 | 2015-11-11 | 南通中远船务工程有限公司 | Device improving stability of wind power installing ship and using method of device |
-
2013
- 2013-08-02 CN CN201320471548.5U patent/CN203440817U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103422500A (en) * | 2013-08-02 | 2013-12-04 | 江苏科技大学 | Overturn-resistant self-elevating platform pile shoe |
| CN103422500B (en) * | 2013-08-02 | 2015-09-16 | 江苏科技大学 | The shoe of a kind of overturn-preventing jack-up unit |
| CN104807619A (en) * | 2014-12-05 | 2015-07-29 | 烟台中集来福士海洋工程有限公司 | Method for testing pile shoe structure of self-elevating platform |
| CN104807619B (en) * | 2014-12-05 | 2017-05-17 | 烟台中集来福士海洋工程有限公司 | Method for testing pile shoe structure of self-elevating platform |
| CN104532833A (en) * | 2014-12-08 | 2015-04-22 | 浙江海洋学院 | Efficient controllable self-elevating platform pile shoe device |
| CN104831720A (en) * | 2015-05-22 | 2015-08-12 | 南通中远船务工程有限公司 | Pile shoe and using method thereof |
| CN105040664A (en) * | 2015-05-22 | 2015-11-11 | 南通中远船务工程有限公司 | Device improving stability of wind power installing ship and using method of device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20160802 |