CN110228001B - Sea wave type rust removing device for offshore drilling platform - Google Patents
Sea wave type rust removing device for offshore drilling platform Download PDFInfo
- Publication number
- CN110228001B CN110228001B CN201910641139.7A CN201910641139A CN110228001B CN 110228001 B CN110228001 B CN 110228001B CN 201910641139 A CN201910641139 A CN 201910641139A CN 110228001 B CN110228001 B CN 110228001B
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- annular
- drilling platform
- guide pipe
- fixed column
- fixed
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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 31
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 230000000903 blocking effect Effects 0.000 claims abstract description 14
- 239000004575 stone Substances 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005498 polishing Methods 0.000 description 5
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
- B24B41/047—Grinding heads for working on plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an ocean wave type rust removing device for an offshore drilling platform, which comprises a drilling platform body and a plurality of fixed columns, wherein rotating rods are rotatably connected to two sides of each fixed column, a wave blocking plate is fixedly connected to the tail end of each rotating rod, a fan-shaped elastic air bag is connected between the upper side of the wave blocking plate and the side wall of each fixed column, a cylindrical cavity is arranged in each fixed column, the cylindrical cavity is communicated with the fan-shaped elastic air bags through an air inlet pipe, a guide pipe is fixed at the inner bottom of the cylindrical cavity, the guide pipe is communicated with the cylindrical cavity through an air hole, a piston is slidably sealed on the guide pipe, a reset spring is sleeved on the guide pipe, the upper end of the guide pipe penetrates through the drilling platform body, a valve is arranged at the pipe opening, and a first annular magnet is. The invention has reasonable structure, can automatically remove rust on the fixed column by utilizing sea waves, is safer and has good rust removing effect.
Description
Technical Field
The invention relates to the technical field of offshore drilling platforms, in particular to an ocean wave type rust removing device for an offshore drilling platform.
Background
Offshore drilling platforms are mainly offshore structures used for drilling wells. The equipment for drilling, power, communication, navigation and the like, as well as safe lifesaving and personnel living facilities are arranged on the device. The method is an indispensable means for offshore oil and gas exploration and development and mainly comprises a self-elevating drilling platform and a semi-submersible drilling platform.
The fixed column of offshore drilling platform is because the erosion that receives the sea water even if scribble the anti-rust paint, and its outer wall still can appear rust stain after using a period, if untimely clearance, rust stain can slowly enlarge inside the erosion, causes serious consequence. At present, rust removal needs to be carried out manually below a drilling platform, so that the potential safety hazard is large, and a large amount of time is consumed for rust removal.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an ocean wave type rust removing device for an offshore drilling platform, which can automatically remove rust on a fixed column by utilizing ocean waves, is safer and has a good rust removing effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
an ocean wave type rust removing device of an offshore drilling platform comprises a drilling platform body and a plurality of fixed columns, wherein rotating rods are rotatably connected to two sides of each fixed column, a wave blocking plate is fixedly connected to the tail end of each rotating rod, a fan-shaped elastic air bag is connected between the upper side of the wave blocking plate and the side wall of each fixed column, a cylindrical cavity is arranged in each fixed column, the cylindrical cavity is communicated with the fan-shaped elastic air bag through an air inlet pipe, a guide pipe is fixed to the inner bottom of the cylindrical cavity, the guide pipe is communicated with the cylindrical cavity through an air hole, a piston is slidably sealed on the guide pipe, a reset spring is sleeved on the guide pipe, the upper end of the guide pipe penetrates through the drilling platform body, a valve is mounted at the pipe opening, a first annular magnet is embedded in the outer side wall of the piston, and a second annular magnet attracted to the first, the lower extreme of second annular magnet is fixed with the disc, be equipped with in the middle of the disc with fixed column matched with circular mouth, be equipped with the annular chamber in the disc, through the annular channel intercommunication between circular mouth and the annular chamber, it is provided with the annular pole to slide in the annular channel, be equipped with in the annular pole and support tight mechanism, be equipped with in the circular mouth with support the annular stone of polishing that tight mechanism is connected, the one side that the annular pole is located the annular chamber is installed the pneumatic wheel, be equipped with the ring pipe in the lateral wall of annular chamber, the inner wall equipartition of annular chamber has a plurality of slopes to set up and with the head of giving vent to anger of ring pipe intercommunication, the ring pipe passes through the hose intercommunication of giving vent to anger with fan-shaped elastic.
Preferably, the wave blocking plate is a fan-shaped plate.
Preferably, the upper end of the annular rod is provided with an annular slide rail, and the annular slide rail is connected with the inner top of the annular channel in a sliding manner.
Preferably, the abutting mechanism comprises a plurality of circular cavities arranged in the annular rod, abutting plates are arranged in the circular cavities, one sides of the abutting plates are elastically connected with the inner walls of the circular cavities through abutting springs, and the other sides of the abutting plates are fixedly connected with the annular polishing stones through connecting rods.
Compared with the prior art, the invention has the beneficial effects that:
1. be provided with and hinder the unrestrained board, hinder and be connected fan-shaped elastic airbag between unrestrained board and the fixed column, be provided with pneumatic wheel and annular whetting stone in the disc, can utilize the striking of wave, with the gas discharge annular intracavity in the fan-shaped elastic airbag, drive the pneumatic wheel through the air current that flows and rotate, finally drive annular whetting stone and polish the lateral wall of fixed column, can effectually detach the rust on the fixed column lateral wall.
2. The disc is provided with a cylindrical cavity communicated with the fan-shaped elastic air bag, a piston is arranged in the cylindrical cavity, a first annular magnet is embedded in the outer side wall of the piston, a second annular magnet matched with the first annular magnet is fixed on the disc, and the disc can be automatically moved downwards so as to realize rust removal from top to bottom.
Drawings
FIG. 1 is a schematic structural diagram of an offshore drilling platform sea wave type rust removal device provided by the invention;
FIG. 2 is a schematic cross-sectional view of a disc of the sea wave type rust removing device of the offshore drilling platform provided by the invention;
fig. 3 is an enlarged schematic view of a structure at a position a of the sea wave type rust removing device for the offshore drilling platform.
In the figure: the device comprises a drilling platform body 1, a valve 2, a second annular magnet 3, a first annular magnet 4, a piston 5, an air outlet hose 6, a guide pipe 7, a return spring 8, a cylindrical cavity 9, an air hole 10, a rotating rod 11, a fixed column 12, an air inlet pipe 13, a wave blocking plate 14, a fan-shaped elastic air bag 15, a disc 16, an annular pipe 17, a pneumatic wheel 18, an air outlet head 19, an annular grinding stone 20, an annular sliding rail 21, a circular opening 22, an annular rod 23, an annular cavity 24 and a spring 25 which are tightly abutted.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an ocean wave type rust removing device for an offshore drilling platform comprises a drilling platform body 1 and a plurality of fixed columns 12, two sides of each fixed column 12 are rotatably connected with a rotating rod 11, the tail end of each rotating rod 11 is fixedly connected with a wave blocking plate 14, a fan-shaped elastic air bag 15 is connected between the upper side of each wave blocking plate 14 and the side wall of each fixed column 12, a cylindrical cavity 9 is arranged in each fixed column 12, the cylindrical cavity 9 is communicated with the fan-shaped elastic air bags 15 through an air inlet pipe 13, a guide pipe 7 is fixed at the inner bottom of the cylindrical cavity 9, the guide pipe 7 is communicated with the cylindrical cavity 9 through an air hole 10, a piston 5 is arranged on the guide pipe 7 in a sliding sealing mode, a reset spring 8 is sleeved on the guide pipe 7, the upper end of the guide pipe 7 penetrates through the drilling platform body 1.
A first annular magnet 4 is embedded on the outer side wall of the piston 5, a second annular magnet 3 attracted with the first annular magnet 4 is arranged on the outer side wall of the fixed column 12, a disc 16 is fixed at the lower end of the second annular magnet 3, a circular opening 22 matched with the fixed column 12 is arranged in the middle of the disc 16, an annular cavity 24 is arranged in the disc 16, the circular opening 22 is communicated with the annular cavity 24 through an annular channel, an annular rod 23 is arranged in the annular channel in a sliding mode, a resisting mechanism is arranged in the annular rod 23, an annular grinding stone 20 connected with the resisting mechanism is arranged in the circular opening 22, a pneumatic wheel 18 is arranged on one side, located in the annular cavity 24, of the annular rod 23, an annular pipe 17 is arranged in the outer side wall of the annular cavity 24, a plurality of air outlet heads 19 which are obliquely arranged and communicated with the annular pipe 17 are uniformly distributed on the inner wall of the annular channel 24, the annular pipe 17 is communicated with, the air in the cylindrical cavity 9 can be discharged from the air inlet pipe 13 in one way only, and the air in the fan-shaped elastic air bag 15 can be extruded from the air outlet hose 6 in one way only.
In the invention, the wave blocking plate 14 is a fan-shaped plate, and the acting force of sea waves is utilized to the maximum extent. The upper end of the annular rod 23 is provided with an annular slide rail 21, and the annular slide rail 21 is connected with the inner top of the annular channel in a sliding manner to ensure the normal rotation of the annular rod 23. The abutting mechanism comprises a plurality of circular cavities arranged in the annular rod 23, abutting plates are arranged in the circular cavities, one sides of the abutting plates are elastically connected with the inner walls of the circular cavities through abutting springs 25, the other sides of the abutting plates are fixedly connected with the annular polishing stones 20 through connecting rods, the annular polishing stones 20 can be guaranteed to abut against the fixed columns 12 all the time through elastic force of the abutting springs 25, and the rust removing effect is guaranteed.
According to the invention, the wave blocking plate 14 is arranged at a position slightly higher than the sea level, when sea waves are large, the sea waves collide with the fixed column 12 and can surge upwards to push the wave blocking plate 14 to rotate, the impact force of the sea waves is large, so that the rotation speed of the wave blocking plate 14 is high, the fan-shaped elastic air bag 15 is extruded rapidly, the gas in the air bag is extruded into the annular pipe 17 through the air outlet hose 6 and is ejected out through the air outlet heads 19 which are obliquely arranged, high-speed airflow is formed in the annular cavity 24 to drive the pneumatic wheel 18 to rotate, the pneumatic wheel 18 drives the annular grinding stone 20 to grind the outer side wall of the fixed column 12 through the annular rod 23, rust spots on the outer side wall are ground, and the rust removing efficiency is high.
The impact of sea waves is reciprocating, when the sea waves return, the fan-shaped elastic air bag 15 rebounds to suck air, air in the cylindrical cavity 9 is absorbed through the air inlet pipe 13, the air in the cylindrical cavity 9 is reduced, so that the piston 5 can slide downwards along the guide pipe 7, because the opposite surfaces of the first annular magnet 4 and the second annular magnet 3 are attracted in different poles, the second annular magnet 3 moves downwards along the piston 5, the second annular magnet 3 is noteworthy of being arranged on the disc 1, the downward moving path of the second annular magnet is on the surface of the polished fixed column 12, so that the normal sliding of the second annular magnet can be guaranteed, when the piston 5 moves downwards to the bottom end, the polishing is finished, when next rust removal is performed, only the valve 3 needs to be opened, the external air enters the cylindrical cavity 9 along the guide pipe 7 and the through hole 10, so that the return spring 8 is used for returning, and then the valve 2 is closed, so that next.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The sea wave type rust removing device for the offshore drilling platform comprises a drilling platform body (1) and a plurality of fixed columns (12), and is characterized in that rotating rods (11) are rotatably connected to two sides of each fixed column (12), a wave blocking plate (14) is fixedly connected to the tail ends of the rotating rods (11), a fan-shaped elastic air bag (15) is connected between the upper side of the wave blocking plate (14) and the side wall of each fixed column (12), a column-shaped cavity (9) is formed in each fixed column (12), the column-shaped cavity (9) is communicated with the fan-shaped elastic air bag (15) through an air inlet pipe (13), a guide pipe (7) is fixed to the inner bottom of the column-shaped cavity (9), the guide pipe (7) is communicated with the column-shaped cavity (9) through an air hole (10), a piston (5) is slidably sealed on the guide pipe (7), and a reset spring (8) is sleeved on the guide, the upper end of the guide pipe (7) penetrates through the drilling platform body (1), a valve (2) is installed at the pipe orifice, a first annular magnet (4) is embedded in the outer side wall of the piston (5), a second annular magnet (3) attracted with the first annular magnet (4) is arranged on the outer side wall of the fixed column (12), a disc (16) is fixed at the lower end of the second annular magnet (3), a circular opening (22) matched with the fixed column (12) is arranged in the middle of the disc (16), an annular cavity (24) is arranged in the disc (16), the circular opening (22) is communicated with the annular cavity (24) through an annular channel, an annular rod (23) is arranged in the annular channel in a sliding mode, a butting mechanism is arranged in the annular rod (23), an annular grinding stone (20) connected with the butting mechanism is arranged in the circular opening (22), and a pneumatic wheel (18) is installed on one side, located in the annular cavity (24), of the annular rod (23), be equipped with ring channel (17) in the lateral wall of ring channel (24), the inner wall equipartition of ring channel (24) has a plurality of slopes to set up and goes out gas head (19) with ring channel (17) intercommunication, ring channel (17) and fan-shaped elasticity gasbag (15) are through giving vent to anger hose (6) intercommunication, all install the check valve in hose (6) and intake pipe (13) of giving vent to anger.
2. The marine rust cleaning device of offshore drilling platform as claimed in claim 1, characterized in that the wave-blocking plate (14) is a sector plate.
3. The marine rust remover of offshore drilling platform as claimed in claim 1, wherein the upper end of the ring rod (23) is provided with a ring slide rail (21), and the ring slide rail (21) is slidably connected with the inner top of the annular channel.
4. The marine wave type rust removing device for the offshore drilling platform as claimed in claim 1, wherein the abutting mechanism comprises a plurality of circular cavities arranged in the annular rod (23), abutting plates are arranged in the circular cavities, one side of each abutting plate is elastically connected with the inner wall of each circular cavity through an abutting spring (25), and the other side of each abutting plate is fixedly connected with the annular grinding stone (20) through a connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910641139.7A CN110228001B (en) | 2019-07-16 | 2019-07-16 | Sea wave type rust removing device for offshore drilling platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910641139.7A CN110228001B (en) | 2019-07-16 | 2019-07-16 | Sea wave type rust removing device for offshore drilling platform |
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| Publication Number | Publication Date |
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| CN110228001A CN110228001A (en) | 2019-09-13 |
| CN110228001B true CN110228001B (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910641139.7A Active CN110228001B (en) | 2019-07-16 | 2019-07-16 | Sea wave type rust removing device for offshore drilling platform |
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| CN (1) | CN110228001B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711663B (en) * | 2019-10-16 | 2021-05-04 | 周鹏 | Offshore drilling platform support column rust cleaning device |
| CN111266980B (en) * | 2020-03-23 | 2021-07-27 | 青岛伟成达电力设备有限公司 | Steel structure equipment based on electrochemical corrosion principle |
| CN111531446B (en) * | 2020-05-08 | 2021-12-17 | 瑞安市金易得机电有限公司 | Offshore drilling platform steelframe rust cleaning device |
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| CN203495728U (en) * | 2013-08-29 | 2014-03-26 | 王银龙 | Pneumatic tool for polishing and derusting steel tube |
| CN107088826A (en) * | 2017-05-16 | 2017-08-25 | 遵义顺峰汽车零部件制造有限公司 | Sleeve grinder |
| KR20170119760A (en) * | 2016-04-19 | 2017-10-30 | 씨앤더블 주식회사 | The paint removing equipment for a side edge |
Family Cites Families (8)
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| GB2221274B (en) * | 1988-07-26 | 1992-08-05 | Decosafe Uk Limited | Apparatus and methods for de-scaling pipes |
| CN105196146B (en) * | 2015-09-02 | 2017-03-22 | 兰州兰石集团有限公司 | Pneumatic polishing machine for external circles of steel pipes |
| CN205870201U (en) * | 2016-06-13 | 2017-01-11 | 詹绍炬 | Ocean drilling platform steel constructs support surface rust cleaning device |
| CN108515461B (en) * | 2018-03-30 | 2020-04-28 | 宁波高新区新柯保汽车科技有限公司 | Automobile parts processingequipment |
| CN208575682U (en) * | 2018-08-17 | 2019-03-05 | 西南石油大学 | A kind of marine drilling platform pipeline derusting device |
| CN109513647B (en) * | 2018-10-31 | 2021-05-25 | 广州欧米勒钢琴有限公司 | Grand piano string rust cleaning device |
| CN109648456B (en) * | 2018-12-28 | 2020-11-06 | 淮北中易光电科技有限公司 | Pipe surface oxide skin cleaning equipment |
| CN109533225A (en) * | 2019-01-15 | 2019-03-29 | 山东交通学院 | A kind of derusting method for lifting device at sea platform lower surface of cranking arm |
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2019
- 2019-07-16 CN CN201910641139.7A patent/CN110228001B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203495728U (en) * | 2013-08-29 | 2014-03-26 | 王银龙 | Pneumatic tool for polishing and derusting steel tube |
| KR20170119760A (en) * | 2016-04-19 | 2017-10-30 | 씨앤더블 주식회사 | The paint removing equipment for a side edge |
| CN107088826A (en) * | 2017-05-16 | 2017-08-25 | 遵义顺峰汽车零部件制造有限公司 | Sleeve grinder |
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| CN110228001A (en) | 2019-09-13 |
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Effective date of registration: 20231212 Address after: 313201 new town Canadian village, Deqing County, Huzhou City, Zhejiang Province Patentee after: Deqing Haijie Packaging Co.,Ltd. Address before: 313200 2-11, 2nd floor, venture building, Deqing science and Technology Park, 345 Changhong East Street, Fuxi street, Deqing County, Huzhou City, Zhejiang Province Patentee before: Deqing BofA Intelligent Technology Co.,Ltd. |
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