CN104389312A - Screw protector hammering device - Google Patents
Screw protector hammering device Download PDFInfo
- Publication number
- CN104389312A CN104389312A CN201410688503.2A CN201410688503A CN104389312A CN 104389312 A CN104389312 A CN 104389312A CN 201410688503 A CN201410688503 A CN 201410688503A CN 104389312 A CN104389312 A CN 104389312A
- Authority
- CN
- China
- Prior art keywords
- circuit device
- short
- pipe body
- pile hammer
- riser pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001012 protector Effects 0.000 title abstract description 5
- 230000005484 gravity Effects 0.000 claims abstract description 4
- 238000010009 beating Methods 0.000 claims description 23
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
- E02D7/14—Components for drivers inasmuch as not specially for a specific driver construction
Abstract
The invention discloses a screw protector hammering device used between a pile hammer bushing and a waterproof guide pipe, wherein the pile hammer bushing is provided with an orientating slot; the screw protector hammering device comprises a round pipe body, lifting lugs, an anti-rotation key and a step-shaped pin, wherein the lifting lugs for buckling shackles are symmetrically arranged at the two sides of the round pipe body and are located above the gravity, the anti-rotation key is arranged at the top of the round pipe and is correspondingly applicable to the orientating slot and the stepped pin matched with one end plane of an inner bearing ring in the waterproof guide pipe. Through the cooperation between the orientating slot and the anti-rotation key, the circumferential motion of the anti-rotation key is limited by the orientating slot, so as to prevent the self-rotation of the waterproof guide pipe in a hammering process. The round pipe body is provided with a two-step stepped pin inserted into the water proof guide pipe, one end plane of the lower side ladder is supported on the bearing ring, and the hammering force of pile hammer is directly used for the bearing ring in the waterproof guide pipe as the step surface of a screw protector ladder, so as to protect a screw thread of the waterproof guide pipe.
Description
Technical field
The present invention relates to a kind of piling aid, particularly relating to a kind of for beating short-circuit device.
Background technology
At sea in petroleum exploration and development process, riser pipe hammers in operation, need the end of hammering conduit to be driven underground, but end is to be provided with screw thread, screw thread rearward end is set and screw thread position is again weak area, if Pile Hammer Impact power acts directly on promote short circuit (or thread protector), the consequence that riser pipe screw thread is directly damaged and scene cannot use may be caused.Riser pipe screw thread is subject to the impact of Pile Hammer Impact power repeatedly, easily causes the risk that screw thread stress fatigue is destroyed, and reduces the Acceptable life of riser pipe, promotes the consuming time longer of short circuit, affect piling work timeliness to scene access, dismounting.
Summary of the invention
For the deficiencies in the prior art, the technical problem to be solved in the present invention be to provide a kind of prevent riser pipe hammer rotation in process for beating short-circuit device, this device can protect riser pipe box screw thread, avoids direct damage and the fatigue failure of screw thread.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of for beating short-circuit device, for between pile hammer bushing and riser pipe, described pile hammer bushing is provided with and vertically extends and in the guide slot of lower ending opening, describedly comprise pipe body for beating short-circuit device, be symmetrically set in described pipe body both sides and be positioned at the hanger for snapping shackle of more than center of gravity, be located at described pipe body top and adaptive antirotation keys corresponding to described guide slot, be positioned at the secondary stairstepping pin that can coordinate with the inside retainer ring end face of described riser pipe of described pipe body lower end.
As the present invention for beat short-circuit device technical scheme one improve, be provided with outside described hanger can prevent shackle inverted prevent dump.
Improve for the one of the technical scheme of beating short-circuit device as the present invention, described pin bottom is provided with the inclined plane of removing partial end-face.
Improve for the one of the technical scheme of beating short-circuit device as the present invention, semicircle end face is removed on described inclined plane.
Improve for the one of the technical scheme of beating short-circuit device as the present invention, the inclination angle on described inclined plane is 45 °.
Beneficial effect of the present invention is: coordinated by guide slot and antirotation keys, during the downward hammering of pile hammer, pile hammer is axially-movable, there is no rotary motion, the position of guide slot restriction antirotation keys stops its circumference movable, thus under riser pipe, enter in process effectively to prevent riser pipe from hammering the rotation in process.Pipe body establishes secondary stairstepping pin to insert in riser pipe; downside ladder end face is connected to the retainer ring on the downside of the inner screw thread of riser pipe; the side of upper side steps is positioned at the end face of ladder inside screw thread and is positioned at the top end face of riser pipe thus protects screw thread; Pile Hammer Impact power, by for beating the retainer ring that short circuit stair-step face directly acts on riser pipe inside, protects riser pipe screw thread.
Accompanying drawing explanation
Fig. 1 is that the present invention is a kind of for beating the structural representation that short-circuit device combinationally uses embodiment.
Fig. 2 is a kind of perspective view for beating short-circuit device of the present invention.
Detailed description of the invention
The specific embodiment of the present invention is further illustrated below in conjunction with accompanying drawing.
As shown in Figure 1 and Figure 2, the present invention's one is for beating short-circuit device, for between pile hammer bushing and riser pipe, described pile hammer bushing is provided with and vertically extends and in the guide slot of lower ending opening, described for beat short-circuit device comprise pipe body 10, be symmetrically set in described pipe body 10 both sides and be positioned at more than center of gravity the hanger 12 for snapping shackle, be located at described pipe body 10 top and the antirotation keys 11 of adaptation corresponding to described guide slot, be positioned at the secondary stairstepping pin one 8 that can coordinate with inside retainer ring 25 end face of described riser pipe 20 of described pipe body 10 lower end.Coordinated by guide slot and antirotation keys 11, during the downward hammering of pile hammer, pile hammer is axially-movable, there is no rotary motion, the position of guide slot restriction antirotation keys 11 stops its circumference movable, thus enter for 20 times in process effectively to prevent riser pipe 20 from hammering the rotation in process at riser pipe, riser pipe post is hammered with more stable state, reduces riser pipe post and hammering the angle of inclination in process.Pipe body 10 establishes secondary stairstepping pin one 8 to insert in riser pipe 20; lower side steps 16 end face is connected to the retainer ring 25 on the downside of the inner screw thread of riser pipe 20; thus second stairstepping pipe body end face of pipe body hypomere and pin one 8 and the inner support end face of riser pipe 20 interact; hammer force be delivered to riser pipe 20 and avoid top and the screw thread 22 of directly vertical riser pipe 20; available protecting riser pipe 20 box screw thread, avoids screw thread directly to damage and fatigue failure.The side of upper side steps 15 is positioned at the end face of ladder inside screw thread 22 and is positioned at the top end face of riser pipe 20 thus protects screw thread 22; Pile Hammer Impact power, by for beating the retainer ring 25 that short circuit stair-step face directly acts on riser pipe inside, protects the end screw thread 22 of riser pipe 20.
More preferably, be provided with outside hanger 12 and can prevent that shackle is inverted anti-dumps 13, hammering in process, wire rope be free state, anti-ly dumps 13 prevention shackles and comes off downwards, efficiently solves shackle and is stuck in pile hammer bushing with replacing and beats short circuit pipe body annular space risk.
More preferably, pin one 8 bottom is provided with the inclined plane 19 of removing partial end-face, pipe body lower end any semicircle body removal unit divides material to be certain inclination angle, is convenient at the scene insert in riser pipe 20 box for beating short circuit pipe body in operation, avoids the box screw thread damaging riser pipe 20.
More preferably, semicircle end face is removed on described inclined plane 19, is more convenient to maintain the intensity at its pin one 8 position for beating while short-circuit device inserts, and support in a basic balance can replace and beats short-circuit device, make this device to establish placement when erecting.
More preferably, the inclination angle on described inclined plane 19 is 45 °, makes to be easy to insert riser pipe 20 and do not need to remove too many material for beating short-circuit device.
Ocean riser pipe hammers replacing of using in process and beats short-circuit device in actual use, can be connected with pile hammer by lifting shackle, wire rope by anti-shackle disengaging hanger 12 on ground, slow lift-off ground, stairstepping pipe body 10 is inserted in the box of riser pipe 20, the inner retainer ring 25 of ladder pipe body end face and riser pipe box end is contacted.
Pile hammer is slowly transferred, and antirotation keys 11 prevents riser pipe 20 rotation by coordinating with pile hammer bushing; In piling process, Pile Hammer Impact power, by being passed to riser pipe box end retainer ring 25 for beating short circuit pipe body 10, avoids direct damage and the fatigue failure of box screw thread.Anti-dump 13 preventions lifting shackles and come off downwards, efficiently solve shackle be stuck in pile hammer bushing with for beating short circuit pipe body annular space risk.
Above-mentioned have structure advantage simple, easy to use for beating short-circuit device, not only can be applicable in various oil exploration and development fields, can also be widely used in dropping hammer, in the piling work such as steam hammer, diesel hammer, hydraulic hammer.
Above disclosedly be only the preferred embodiments of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, still belong to the scope that the present invention is contained.
Claims (5)
1. one kind for beating short-circuit device, for between pile hammer bushing and riser pipe, it is characterized in that: described pile hammer bushing is provided with and vertically extends and in the guide slot of lower ending opening, described for beat short-circuit device comprise pipe body, be symmetrically set in described pipe body both sides and be positioned at more than center of gravity the hanger for snapping shackle, be located at described pipe body top and the antirotation keys of adaptation corresponding to described guide slot, be positioned at the secondary stairstepping pin that can coordinate with the inside retainer ring end face of described riser pipe of described pipe body lower end.
2. according to claim 1 for beating short-circuit device, it is characterized in that: be provided with outside described hanger and can prevent that shackle is inverted to be prevented dumping.
3. according to claim 1 for beating short-circuit device, it is characterized in that: described pin bottom is provided with the inclined plane of removing partial end-face.
4. according to claim 3 for beating short-circuit device, it is characterized in that: semicircle end face is removed on described inclined plane.
5. replacing according to claim 3 or 4 beats short-circuit device, it is characterized in that: the inclination angle on described inclined plane is 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688503.2A CN104389312B (en) | 2014-11-26 | 2014-11-26 | Screw protector hammering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688503.2A CN104389312B (en) | 2014-11-26 | 2014-11-26 | Screw protector hammering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104389312A true CN104389312A (en) | 2015-03-04 |
| CN104389312B CN104389312B (en) | 2017-04-12 |
Family
ID=52607265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410688503.2A Expired - Fee Related CN104389312B (en) | 2014-11-26 | 2014-11-26 | Screw protector hammering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104389312B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309096A (en) * | 2021-05-06 | 2021-08-27 | 中海油田服务股份有限公司 | Directional piling method and sleeve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11190023A (en) * | 1997-12-26 | 1999-07-13 | Moricho Corp | Pile suspending device |
| AU2009306788A1 (en) * | 2008-10-22 | 2010-04-29 | Menck Gmbh | Linear guide for the falling weight of a pile hammer |
| CN201649085U (en) * | 2010-04-01 | 2010-11-24 | 中国海洋石油总公司 | Riser piling operating device for offshore drilling |
| CN201704691U (en) * | 2010-07-02 | 2011-01-12 | 中国海洋石油总公司 | Position-limiting pile follower of steel sheet pile |
| CN102400652A (en) * | 2011-11-30 | 2012-04-04 | 杨智恺 | Pipe shoe self-adapting to stratum environment |
| CN203639915U (en) * | 2013-11-07 | 2014-06-11 | 山东祺龙海洋石油钢管股份有限公司 | Duct replacing and striking nipple joint device |
| CN204282364U (en) * | 2014-11-26 | 2015-04-22 | 中国海洋石油总公司 | A kind of for beating short-circuit device |
-
2014
- 2014-11-26 CN CN201410688503.2A patent/CN104389312B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11190023A (en) * | 1997-12-26 | 1999-07-13 | Moricho Corp | Pile suspending device |
| AU2009306788A1 (en) * | 2008-10-22 | 2010-04-29 | Menck Gmbh | Linear guide for the falling weight of a pile hammer |
| CN201649085U (en) * | 2010-04-01 | 2010-11-24 | 中国海洋石油总公司 | Riser piling operating device for offshore drilling |
| CN201704691U (en) * | 2010-07-02 | 2011-01-12 | 中国海洋石油总公司 | Position-limiting pile follower of steel sheet pile |
| CN102400652A (en) * | 2011-11-30 | 2012-04-04 | 杨智恺 | Pipe shoe self-adapting to stratum environment |
| CN203639915U (en) * | 2013-11-07 | 2014-06-11 | 山东祺龙海洋石油钢管股份有限公司 | Duct replacing and striking nipple joint device |
| CN204282364U (en) * | 2014-11-26 | 2015-04-22 | 中国海洋石油总公司 | A kind of for beating short-circuit device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309096A (en) * | 2021-05-06 | 2021-08-27 | 中海油田服务股份有限公司 | Directional piling method and sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104389312B (en) | 2017-04-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Zhong Inventor after: Chen Shuen Inventor after: Wang Wei Inventor after: Liu Ping Inventor after: Liu Yaya Inventor after: Huang Yi Inventor after: Duan Zehui Inventor after: Gu Chunwei Inventor after: Luo Ming Inventor after: Xiong Yongwei Inventor after: Tongwu Army Inventor after: Ma Chuanhua Inventor after: Min Rui Inventor before: Tongwu Army Inventor before: Gu Chunwei Inventor before: Luo Ming Inventor before: Ma Chuanhua Inventor before: Min Rui Inventor before: Chen Shuen Inventor before: Liu Yaya Inventor before: Liu Ping |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: TONG WUJUN GU CHUNWEI LUO MING MA CHUANHUA MIN RUI CHEN SHUEN LIU YAYA LIU PING TO: LI ZHONG HUANG YI DUAN ZEHUI GU CHUNWEI LUO MING XIONG YONGWEI TONG WUJUN MA CHUANHUA MIN RUI CHEN SHUEN WANG WEI LIU PING LIU YAYA |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: CNOOC (China) Limited,Zhanjiang Branch Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Address before: 100010 China oil tower, 25 Chaoyangmen North Street, Dongcheng District, Beijing Co-patentee before: CNOOC (China) Limited,Zhanjiang Branch Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. |
|
| CP03 | Change of name, title or address | ||
| 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: 20170412 Termination date: 20211126 |