CN201649085U - Riser piling operating device for offshore drilling - Google Patents
Riser piling operating device for offshore drilling Download PDFInfo
- Publication number
- CN201649085U CN201649085U CN2010201475448U CN201020147544U CN201649085U CN 201649085 U CN201649085 U CN 201649085U CN 2010201475448 U CN2010201475448 U CN 2010201475448U CN 201020147544 U CN201020147544 U CN 201020147544U CN 201649085 U CN201649085 U CN 201649085U
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- riser pipe
- offshore drilling
- work device
- riser
- piling
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Abstract
The utility model discloses a riser piling operating device for offshore drilling, which comprises a modular drilling machine, a piling hammer, a riser suspension fastening part, a riser and a riser piling shoe. The piling hammer and the riser suspension fastening part are mounted on the modular drilling machine, the riser is provided with joints used for mutual connection between risers, and the riser piling shoe is connected to the foremost end of the riser. The riser piling operating device for offshore drilling adopts the modular drilling machine to replace a floating crane piling device with expensive operation cost and has the advantage of better economical benefit.
Description
Technical field
The utility model relates to the offshore drilling pile driving equipment, more particularly, relates to a kind of riser pipe piling work device that is used for offshore drilling.
Background technology
Riser pipe is a kind of equipment that uses in the offshore oil drilling operation, main effect is to set up the circulation of drilling fluid passage when drilling well, support the weight of sleeve pipe and well head production tree, the general formula that pierces and the hammer of dividing of the mode that is lowered to gone into formula, and at sea the hammers that adopt are gone into formula more during oil-gas field development.
Offshore production platform riser pipe piling work after jacket is installed end, adopts crane barge to drive piles usually, but because crane barge resource anxiety, day is taken expensive, and usually the crane barge duration can occur influences the problem of oil field development.
Hammer is gone into two kinds of connected modes of the general employing of riser pipe of formula, a kind of is to adopt welding manner, advantage is that the external diameter of joint is identical with the external diameter of conduit, the hammer of being convenient to conduit is gone into and is guaranteed the adhesion of stratum to conduit outer wall, shortcoming is that the needed time of welding is longer, each joint generally needed just can finish in 3-4 hour, and the difficult quality of welding guarantees that fully the intensity of whole conduit string is had considerable influence; Another kind is to adopt the joint shoulder to hang conduit, as shown in Figure 1, mode with screwed connection, advantage is that operating efficiency is than higher, general each joint only needed 2-3 minute can finish connection, and shortcoming is the external diameter of joint external diameter greater than conduit, caused conduit to be difficult to hammer easily and went into to effective depth, and reduced the adhesion of stratum, correspondingly just reduced the weight that conduit can be supported conduit outer wall.
In addition, riser pipe piling footwear also are key factors that influences the riser pipe piling work, and being lowered to smoothly of riser pipe played important effect.Existing riser pipe piling footwear and riser pipe junction have a step surface, in going in the mud process of riser pipe, are unfavorable for the diffusion of riser pipe earth on every side, bring bigger resistance for being lowered to of riser pipe.
The utility model content
The purpose of this utility model is to provide a kind of riser pipe piling work device that is used for offshore drilling, has solved the existing bigger problem of crane barge piling cost that adopts.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of riser pipe piling work device that is used for offshore drilling, comprise module drilling machine and be contained in pile hammer, riser pipe elevator parts on the described module drilling machine, also comprise riser pipe and riser pipe piling footwear, described riser pipe has and is used for interconnective joint between the described riser pipe, and described riser pipe piling footwear are connected riser pipe foremost.
At the riser pipe piling work device that is used for offshore drilling described in the utility model, the external diameter of the joint on the described riser pipe is identical with the external diameter of the body of described riser pipe, the external surface of described joint is provided with the annular slot that extends along circumferentially, and described riser pipe elevator parts have the latch adaptive with described annular slot.
At the riser pipe piling work device that is used for offshore drilling described in the utility model, the external surface of described joint has together or the twice draw-in groove.
At the riser pipe piling work device that is used for offshore drilling described in the utility model, described elevator parts comprise two semi-ring portions, and an end of two semi-ring portions is hinged by bearing pin, and the other end is provided with lock solid structure.
At the riser pipe piling work device that is used for offshore drilling described in the utility model, described lock solid structure comprises and is arranged on two engaging lugs in the semi-ring portion, and the described ear that connects is provided with jack, and described lock solid structure also comprises the latch adaptive with described jack.
At the riser pipe piling work device that is used for offshore drilling described in the utility model, described lock solid structure also comprises safety rope, and described safety rope one end is connected in the semi-ring portion, and the other end is connected on the described latch.
At the riser pipe piling work device that is used for offshore drilling described in the utility model, described riser pipe piling footwear comprise connecting portion, the tapered portion that links to each other successively, the head that has carbide button.
At the riser pipe piling work device that is used for offshore drilling described in the utility model, the external diameter of described connecting portion is identical with the external diameter of described riser pipe.
Implement the riser pipe piling work device that is used for offshore drilling of the present utility model, has following beneficial effect: at the riser pipe piling work device that is used for offshore drilling of the present utility model, adopt module drilling machine to replace the crane barge pile driving equipment of operating cost costliness, have favorable economic benefit.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the pile hammer of the riser pipe piling work device that is used for offshore drilling of the present utility model;
Fig. 2 is existing water separation pipe joint structural representation;
Fig. 3 is the joint design schematic diagram of the riser pipe of the riser pipe piling work device that is used for offshore drilling of the present utility model;
Fig. 4 a is the structural representation of the elevator parts of the riser pipe piling work device that is used for offshore drilling of the present utility model;
A-A sectional drawing among Fig. 4 b figure a;
Fig. 5 is the schematic diagram of riser pipe piling footwear of the present utility model.
The specific embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe the specific embodiment of the present utility model in detail.
The riser pipe piling work device that is used for offshore drilling of the present utility model utilizes module drilling machine to substitute existing crane barge piling work device, and riser pipe and riser pipe piling footwear are improved, and has improved the efficient of riser pipe piling work.
Referring to Fig. 1 to Fig. 5, the riser pipe piling work device that is used for offshore drilling of the present utility model, comprise the module drilling machine (not shown) and be contained in pile hammer 3, riser pipe elevator parts 2 on the described module drilling machine, also comprise riser pipe 1 and riser pipe piling footwear 4, riser pipe 1 has and is used for interconnective joint 11,12 between the described riser pipe, and riser pipe piling footwear 4 are connected riser pipe 1 foremost.
Module drilling machine in the utility model is the module drilling machine that present marine drilling is used, and its structure is not carried out special adaptations, is not described in detail in this its structure.
Fig. 1 shows pile hammer 3, the riser pipe elevator parts 2 that are used for the riser pipe piling work device of offshore drilling of the present utility model, and riser pipe 1, and pile hammer 3 and elevator parts 2 hang by rope and are located on the module drilling machine.
Referring to Fig. 3, the connection of riser pipe 1 for convenience, in the utility model, the joint of riser pipe is improved, in the utility model, adopt screwed connection between the riser pipe 1, the female joint 12 that another riser pipe is inserted in the male joint 11 of riser pipe during connection, by screwed connection together, joint connects only needed to finish in 2-3 minute, big time saver has improved efficient; Go into resistance in order to reduce hammer simultaneously, the external diameter of male joint 11 and female joint 12 is identical with the pipe diameter of riser pipe 1; Lifting riser pipe 1 for convenience is provided with the draw-in groove 13 that extends along circumferentially in the female joint 12 of riser pipe 1, have the latch 25 adaptive with draw-in groove 13 on the elevator parts 2, is used to tighten riser pipe 1.Draw-in groove 13 can be one or multiple tracks, preferred twice.
Referring to Fig. 4 a and Fig. 4 b, elevator parts 2 comprise that an end of 21,22, two semi-ring portions 21,22 of two semi-ring portions is hinged by bearing pin 23, and the other end is provided with lock solid structure.This lock solid structure comprises the engaging lug 211,221 that is arranged in two semi-ring portions 21,22, and engaging lug is provided with jack, is inserted with latch 24 in the jack, to realize the locking to connecting portion 21,22.In order to prevent that latch from losing, in semi-ring portion 21 or semi-ring portion 22, be provided with safety rope 26, safety rope 26 is connected with latch 24.
Referring to Fig. 5, go in order to make riser pipe 1 easier hammer, the utility model also improves riser pipe piling footwear 5, and as shown in the figure, riser pipe piling footwear 5 comprise connecting portion 51, tapered portion 52 that is in turn connected into one from top to bottom and the head 53 that has carbide button.Hammer is gone into for convenience, the external diameter of connecting portion 51 is identical with the external diameter of riser pipe 1, avoid at joint formation step, to go into to bring resistance to hammer, tapered portion 52 helps hammer and goes into, and the head 53 that has carbide button adopts high-intensity alloy, has higher intensity, is difficult for Texturized in the process that hammer is gone into.
The riser pipe piling work device that is used for offshore drilling of the present utility model, when operation, also comprehensive minimum is gone into determining, can hammering into shape into property analysis, pile hammer and optimize technology such as type selecting of the mud degree of depth, and wherein minimum is gone into the influence that the mud degree of depth has determined to consider efficiency of pile groups, can reduce hammer and go into degree of depth 5-6 rice; Can hammer into shape into property analysis optimization pile hammer model, guarantee that riser pipe hammers into shape into to projected depth.
In conjunction with the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away under the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the present utility model.
Claims (8)
1. riser pipe piling work device that is used for offshore drilling, it is characterized in that, comprise module drilling machine and be contained in pile hammer, riser pipe elevator parts on the described module drilling machine, also comprise riser pipe and riser pipe piling footwear, described riser pipe has and is used for interconnective joint between the described riser pipe, and described riser pipe piling footwear are connected riser pipe foremost.
2. the riser pipe piling work device that is used for offshore drilling according to claim 1, it is characterized in that, the external diameter of the joint on the described riser pipe is identical with the external diameter of the body of described riser pipe, the external surface of described joint is provided with the annular slot that extends along circumferentially, and described riser pipe elevator parts have the latch adaptive with described annular slot.
3. the riser pipe piling work device that is used for offshore drilling according to claim 2 is characterized in that, the external surface of described joint has together or the twice draw-in groove.
4. the riser pipe piling work device that is used for offshore drilling according to claim 2 is characterized in that described elevator parts comprise two semi-ring portions, and an end of two semi-ring portions is hinged by bearing pin, and the other end is provided with lock solid structure.
5. the riser pipe piling work device that is used for offshore drilling according to claim 4, it is characterized in that, described lock solid structure comprises and is arranged on two engaging lugs in the semi-ring portion, and the described ear that connects is provided with jack, and described lock solid structure also comprises the latch adaptive with described jack.
6. the riser pipe piling work device that is used for offshore drilling according to claim 5 is characterized in that described lock solid structure also comprises safety rope, and described safety rope one end is connected in the semi-ring portion, and the other end is connected on the described latch.
7. the riser pipe piling work device that is used for offshore drilling according to claim 1 is characterized in that, described riser pipe piling footwear comprise connecting portion, the tapered portion that links to each other successively, the head that has carbide button.
8. the riser pipe piling work device that is used for offshore drilling according to claim 7 is characterized in that the external diameter of described connecting portion is identical with the external diameter of described riser pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201475448U CN201649085U (en) | 2010-04-01 | 2010-04-01 | Riser piling operating device for offshore drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201475448U CN201649085U (en) | 2010-04-01 | 2010-04-01 | Riser piling operating device for offshore drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201649085U true CN201649085U (en) | 2010-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201475448U Expired - Lifetime CN201649085U (en) | 2010-04-01 | 2010-04-01 | Riser piling operating device for offshore drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201649085U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102212994A (en) * | 2010-04-01 | 2011-10-12 | 中国海洋石油总公司 | Water separation guide pipe pile driving operation device for offshore drilling |
| CN102400652A (en) * | 2011-11-30 | 2012-04-04 | 杨智恺 | Pipe shoe self-adapting to stratum environment |
| CN103061689A (en) * | 2013-01-06 | 2013-04-24 | 中国海洋石油总公司 | Waterproof pipe shoe wedge tooth device |
| CN104389312A (en) * | 2014-11-26 | 2015-03-04 | 中国海洋石油总公司 | Screw protector hammering device |
| CN106323774A (en) * | 2016-11-14 | 2017-01-11 | 山东祺龙海洋石油钢管股份有限公司 | Marine riser pile driving operation hammering test device and test method |
-
2010
- 2010-04-01 CN CN2010201475448U patent/CN201649085U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102212994A (en) * | 2010-04-01 | 2011-10-12 | 中国海洋石油总公司 | Water separation guide pipe pile driving operation device for offshore drilling |
| CN102400652A (en) * | 2011-11-30 | 2012-04-04 | 杨智恺 | Pipe shoe self-adapting to stratum environment |
| CN103061689A (en) * | 2013-01-06 | 2013-04-24 | 中国海洋石油总公司 | Waterproof pipe shoe wedge tooth device |
| CN103061689B (en) * | 2013-01-06 | 2014-11-05 | 中国海洋石油总公司 | Waterproof pipe shoe wedge tooth device |
| CN104389312A (en) * | 2014-11-26 | 2015-03-04 | 中国海洋石油总公司 | Screw protector hammering device |
| CN106323774A (en) * | 2016-11-14 | 2017-01-11 | 山东祺龙海洋石油钢管股份有限公司 | Marine riser pile driving operation hammering test device and test method |
| CN106323774B (en) * | 2016-11-14 | 2019-03-19 | 山东祺龙海洋石油钢管股份有限公司 | Marine riser piling work Hammering Test device and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CNOOC Deepwater Development Limited Assignor: China National Offshore Oil Corporation|CNOOC (China) Co., Ltd. Shenzhen branch Contract record no.: 2013440020084 Denomination of utility model: Water separation guide pipe pile driving operation device for offshore drilling Granted publication date: 20101124 License type: Exclusive License Record date: 20130318 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |