CN113531211A - Submarine pipeline erecting device for ocean engineering based on buoyancy locking - Google Patents
Submarine pipeline erecting device for ocean engineering based on buoyancy locking Download PDFInfo
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- CN113531211A CN113531211A CN202110772933.2A CN202110772933A CN113531211A CN 113531211 A CN113531211 A CN 113531211A CN 202110772933 A CN202110772933 A CN 202110772933A CN 113531211 A CN113531211 A CN 113531211A
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- clamping plate
- splint
- connecting rod
- ocean engineering
- submarine pipeline
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/16—Laying or reclaiming pipes on or under water on the bottom
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
- F16L1/24—Floats; Weights
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a submarine pipeline erecting device for ocean engineering based on buoyancy locking, which comprises a fixed seat, a rack, a vertical anchor, a first clamping plate, a second clamping plate and a balloon, wherein a bracket is arranged above the fixed seat, a return spring is connected between the bracket and the fixed seat, the balloon is arranged above the first clamping plate, a second gas pipe is connected between the balloon and a storage bin, the upper end shaft of the first clamping plate is connected with a connecting block, and the upper end of the second clamping plate is provided with a clamping groove. This submarine pipeline erects device for ocean engineering based on buoyancy locking can utilize the gravity drive arrangement of pipeline self to carry out preliminary clamping to it, can be so that carry out the secondary between device and the seabed simultaneously and fix, and can trigger chemical reaction at the centre gripping in-process, utilizes the gas filling gasbag and the balloon that produce, realizes effective protection and buoyancy locking to the device, has improved the stability of erectting of device.
Description
Technical Field
The invention relates to the technical field of ocean engineering, in particular to a submarine pipeline erecting device for ocean engineering based on buoyancy locking.
Background
The ocean engineering is an engineering aiming at developing, utilizing, protecting and recovering ocean resources, the main content of the engineering can be divided into two parts of a resource opening technology and an equipment facility technology, because of the gradual shortage of land resources and the increasing demand of people on resources in recent years, the ocean engineering is rapidly developed, in the process of opening the ocean resources, a submarine pipeline is often required to be erected in a sea area so as to be convenient for the exploitation and the transportation of oil and gas resources in the sea area, and because of the complexity of the sea area environment, a pipeline erecting device is required to be used for fixing and erecting the sea area pipeline above the sea bed, but the existing ocean engineering submarine pipeline erecting device still has some defects, such as:
1. for example, a marine engineering submarine pipeline erecting device with patent number CN201910179018.5, which utilizes the gravity action of the pipeline to make the middle supporting plate move downward, and at the same time, the bottom of the side supporting plate move downward through the bearing plate, so that the side supporting plate rotates along the rotating shaft, and the fixing pasting plate can better adhere and fix with the pipe body, and at the same time, when the bottom of the side supporting plate moves downward, the bottom of the side supporting plate drives the pulling rope and the pulling buckling plate to move downward, so that the top of the buckling plate is constantly clamped with the triangular clamping groove, and the fixing pasting plate is adhered and fixed with the pipe body, although the pipeline is clamped and fixed by utilizing the gravity action of the pipeline, the clamping mechanism is inconveniently locked for the second time, and the pipeline is easy to shake up and down under the action of the undercurrent, and the clamping structure is loosened from the pipeline, and has certain use defects;
2. the existing submarine pipeline erecting device for ocean engineering mostly adopts a single anchor-shaped structure to be fixed with a seabed, the fixed structure is single, the device is easy to separate from a fixed position, the device is loosened along with a pipeline, and the pipeline is easy to damage and break under the action of seawater.
We have therefore proposed a submarine pipeline erection device for oceanographic engineering based on buoyancy lock, in order to solve the problems set out above.
Disclosure of Invention
The invention aims to provide a submarine pipeline erecting device for ocean engineering based on buoyancy locking, and aims to solve the problems that the submarine pipeline erecting device for ocean engineering in the current market proposed by the background technology is inconvenient to effectively clamp and automatically lock a pipeline, and the fixing stability between the device and the seabed is poor.
In order to achieve the purpose, the invention provides the following technical scheme: a submarine pipeline erecting device for ocean engineering based on buoyancy locking comprises a fixed seat, a rack, a vertical anchor, a first clamp plate, a second clamp plate and a balloon, wherein a bracket is arranged above the fixed seat, a return spring is connected between the bracket and the fixed seat, the rack is arranged on the lower surface of the bracket, the vertical anchor is arranged at the lower end of the fixed seat, a linkage column is connected to the inner side shaft of the vertical anchor, a first connecting rod and a second connecting rod are connected to the inner side shaft of the side surface of the fixed seat, the upper end of the first connecting rod is respectively connected with the first clamp plate and the second clamp plate, storage bins are respectively arranged inside the upper ends of the first clamp plate and the second clamp plate, a liquid guide pipe is arranged outside the upper end of the first clamp plate, the balloon is arranged above the first clamp plate, a second gas pipe is connected between the balloon and the storage bins, and a connecting block is connected to the upper end shaft of the first clamp plate, and the upper end of the second clamping plate is provided with a clamping groove.
Preferably, the bracket passes through reset spring and constitutes elastic telescopic structure with the fixing base, and the rack and the fixing base clearance fit that the bracket lower surface set up to the upper surface of bracket is indent arc structure.
Preferably, the rotating shaft ends of the first connecting rod and the second connecting rod are both provided with tooth blocks, the first connecting rod and the second connecting rod are connected through the tooth blocks in an engaged mode, the first connecting rod is connected with the rack in an engaged mode through the tooth blocks, and the end head of the second connecting rod is provided with an anchor hook.
Preferably, a first pull rope is connected between the shaft end of the second connecting rod and the upper end of the linkage column on the inner side of the vertical anchor, and the diameter of the linkage column is smaller than the inner diameter of the vertical anchor.
Preferably, the magnetic column is installed in the linkage column in an embedded mode, the sliding groove is evenly formed in the side wall of the linkage column, the depth of the sliding groove is gradually increased, and meanwhile the positioning block is arranged on the inner side of the sliding groove.
Preferably, the positioning block and the vertical anchor form a telescopic structure, a magnetic block is embedded into one end of the positioning block close to the linkage column, and the magnetic poles of the magnetic block and the magnetic column are opposite.
Preferably, first splint and second splint all are circular arc structure about the fixing base symmetric distribution, and the inner wall of first splint and second splint to the upper end between them all is arc structure.
Preferably, it has calcium carbonate powder and dilute hydrochloric acid to fill respectively in the storing storehouse of seting up in both inside of first splint, second splint, and first splint are linked together with the catheter to the end of catheter all is provided with the seal membrane with the side of second splint, is provided with the puncture pipe in the storing storehouse of seting up in the inside of second splint simultaneously, and the storing storehouse is connected with the gasbag through first gas-supply pipe moreover, and the gasbag embedding is installed in the lateral wall of first splint, second splint.
Preferably, a torsion spring is connected between the joining block and the first clamping plate, a second pull rope is connected between the shaft end of the joining block and the lower end of the balloon, and a clamping block arranged on the side wall of the end head of the joining block and the clamping groove form a clamping structure.
Compared with the prior art, the invention has the beneficial effects that: the submarine pipeline erecting device for ocean engineering based on buoyancy locking can utilize a gravity driving device of a pipeline to clamp the submarine pipeline, can simultaneously carry out secondary fixation between the device and a seabed, can trigger chemical reaction in the clamping process, and utilizes generated gas to fill an air bag and an air balloon, thereby realizing effective protection and buoyancy locking of the device and improving the erecting stability of the device;
1. the automatic clamping device is provided with a bracket, a rack, a first clamping plate and a second clamping plate, and the bracket can be driven to automatically move downwards under the action of the gravity of the pipeline, so that the rack on the lower surface of the bracket is meshed with the first connecting rod, and the first clamping plate and the second clamping plate which are symmetrically distributed are driven to automatically clamp the pipeline, and the use convenience of the automatic clamping device is improved;
2. the device is provided with the vertical anchor, the second connecting rod and the positioning block, the second connecting rod can be driven to automatically rotate through a series of meshing actions, so that the anchor hook can be rotatably inserted into a seabed, the connection stability between the device and the seabed is preliminarily improved, meanwhile, the linkage column can be driven to synchronously rotate in the rotation process of the second connecting rod, the linkage column drives the positioning block to perform telescopic motion, the positioning block is further automatically and transversely inserted into the seabed soil, the installation stability of the vertical anchor and the device is further improved, and the phenomenon that the device loosens and loses the pipeline fixing effect is effectively avoided;
3. the air bag type liquid storage device is provided with the air bag, the storage bin, the liquid guide pipe, the sealing film and the puncture pipe, the liquid guide pipe can puncture the sealing film to enter the storage bin through the attachment of the first clamping plate and the second clamping plate, meanwhile, the puncture pipe can puncture the sealing film at the end of the liquid guide pipe, the communication of the storage bin inside the first clamping plate and the second clamping plate is completed, so that substances inside the storage bin react and generate gas, the air bag can be filled, the air bag can effectively protect the first clamping plate and the second clamping plate, and the device is prevented from being loosened and damaged due to the impact of submarine stones or organisms;
4. be provided with the balloon and join in marriage the piece, through aerifing of balloon, can be so that it carries out autogiration through second stay cord pulling joint piece under the buoyancy to make the automatic card of fixture block go into in the draw-in groove, thereby make the device can utilize sea water buoyancy to carry out secondary locking to the device, improved the device to the stability of erectting of pipeline.
Drawings
FIG. 1 is a schematic main sectional view of the present invention;
FIG. 2 is a schematic view of an airbag mounting arrangement according to the present invention;
FIG. 3 is a schematic main sectional view of the vertical anchor of the present invention;
FIG. 4 is a schematic top sectional view of the vertical anchor of the present invention;
FIG. 5 is a perspective view of a first splint according to the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 7 is an enlarged view of the structure at B in FIG. 2 according to the present invention.
In the figure: 1. a fixed seat; 2. a bracket; 3. a return spring; 4. a rack; 5. erecting an anchor; 6. a first connecting rod; 7. a second connecting rod; 8. a tooth block; 9. an anchor hook; 10. a linkage column; 11. a magnetic column; 12. a chute; 13. positioning blocks; 14. a magnetic block; 15. a first pull cord; 16. a first splint; 17. a second splint; 18. an air bag; 19. a storage bin; 20. a catheter; 21. a sealing film; 22. a puncture tube; 23. a first gas delivery pipe; 24. a second gas delivery pipe; 25. a balloon; 26. a joining block; 27. a second pull cord; 28. a torsion spring; 29. a clamping block; 30. a clamping groove.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a submarine pipeline erecting device for ocean engineering based on buoyancy locking comprises a fixed seat 1, a bracket 2, a reset spring 3, a rack 4, a vertical anchor 5, a first connecting rod 6, a second connecting rod 7, a tooth block 8, an anchor hook 9, a linkage column 10, a magnetic column 11, a sliding chute 12, a positioning block 13, a magnetic block 14, a first pull rope 15, a first clamping plate 16, a second clamping plate 17, an air bag 18, a storage bin 19, a liquid guide pipe 20, a sealing film 21, a puncture pipe 22, a first air pipe 23, a second air pipe 24, a balloon 25, a linking block 26, a second pull rope 27, a torsion spring 28, a clamping block 29 and a clamping groove 30, wherein the bracket 2 is arranged above the fixed seat 1, the reset spring 3 is connected between the bracket 2 and the fixed seat 1, the rack 4 is arranged on the lower surface of the bracket 2, the vertical anchor 5 is arranged at the lower end of the fixed seat 1, and the linkage column 10 is connected with an inner side shaft of the vertical anchor 5, a first connecting rod 6 and a second connecting rod 7 are axially connected inside the side surface of the fixing seat 1, the upper end of the first connecting rod 6 is respectively connected with a first clamping plate 16 and a second clamping plate 17, storage bins 19 are respectively arranged inside the upper ends of the first clamping plate 16 and the second clamping plate 17, a liquid guide pipe 20 is arranged outside the upper end of the first clamping plate 16, a balloon 25 is arranged above the first clamping plate 16, a second gas pipe 24 is connected between the balloon 25 and the storage bins 19, the upper end of the first clamping plate 16 is connected with a connecting block 26 in a shaft mode, and the upper end of the second clamping plate 17 is provided with a clamping groove 30;
the bracket 2 and the fixed seat 1 form an elastic telescopic structure through the reset spring 3, the rack 4 arranged on the lower surface of the bracket 2 is in clearance fit with the fixed seat 1, the upper surface of the bracket 2 is in a concave arc structure, and the bracket 2 can elastically move under the action of the gravity of the pipeline through the structure, so that the rack 4 and the fixed seat 1 can be in clearance fit;
the outer sides of the rotating shaft ends of the first connecting rod 6 and the second connecting rod 7 are respectively provided with a tooth block 8, the first connecting rod 6 and the second connecting rod 7 are meshed and connected with each other through the tooth blocks 8, the first connecting rod 6 is meshed and connected with the rack 4 through the tooth blocks 8, meanwhile, the end of the second connecting rod 7 is provided with an anchor hook 9, the first connecting rod 6 and the second connecting rod 7 can automatically rotate under the meshing action through the movement of the rack 4, so that the second connecting rod 7 drives the anchor hook 9 to rotate and clamp the anchor hook 9 into a seabed, the connecting stability between the fixed seat 1 and the seabed is effectively improved, and the device is prevented from shaking in the using process;
a first pull rope 15 is connected between the shaft end of the second connecting rod 7 and the upper end of the linkage column 10 on the inner side of the vertical anchor 5, the diameter of the linkage column 10 is smaller than the inner diameter of the vertical anchor 5, and the linkage column 10 can be driven to synchronously rotate in the rotation process of the second connecting rod 7 through the structure, so that the linkage between device structures is improved, and the operation steps of the device are simplified;
the magnetic column 11 is embedded in the linkage column 10, the sliding grooves 12 are uniformly formed in the side wall of the linkage column 10, the depth of each sliding groove 12 is gradually increased, the positioning block 13 is arranged on the inner side of each sliding groove 12, the positioning block 13 can slide along the corresponding sliding groove 12 by rotating the linkage column 10, and at the moment, the positioning block 13 can automatically horizontally move under the influence of the depth of the corresponding sliding groove 12;
the positioning block 13 and the vertical anchor 5 form a telescopic structure, one end of the positioning block 13 close to the linkage column 10 is embedded with the magnetic block 14, the magnetic poles of the magnetic block 14 and the magnetic column 11 are opposite, and the positioning block 13 can be popped out of the surface of the vertical anchor 5 and inserted into seabed soil by rotating the linkage column 10, so that the fixing effect of the vertical anchor 5 is effectively improved, and the magnetic effect of the magnetic block 14 and the magnetic column 11 is convenient for the positioning block 13 to be retracted into the inner side of the vertical anchor 5 to complete the disassembly of the device;
the first clamping plate 16 and the second clamping plate 17 are symmetrically distributed about the fixing seat 1, the inner walls of the first clamping plate 16 and the second clamping plate 17 are both arc-shaped structures, the upper ends of the first clamping plate 16 and the second clamping plate 17 are both arc-shaped structures, the first clamping plate 16 and the second clamping plate 17 can effectively clamp the pipe fitting above the bracket 2 through rotation of the first connecting rod 6, and meanwhile, the arc-shaped structures at the upper ends of the first clamping plate 16 and the second clamping plate 17 can play a role in diversion to accelerate the flow velocity of seawater, so that the first clamping plate 16 and the second clamping plate 17 are subjected to downward impact force, and the fitting performance of the first clamping plate 16 and the second clamping plate 17 is improved;
calcium carbonate powder and dilute hydrochloric acid are respectively filled in storage bins 19 formed in the first clamping plate 16 and the second clamping plate 17, the first clamping plate 16 is communicated with the liquid guide pipe 20, the end of the liquid guide pipe 20 and the side surface of the second clamping plate 17 are respectively provided with a sealing film 21, meanwhile, puncture tubes 22 are arranged in the storage bins 19 formed in the second clamping plate 17, the storage bins 19 are connected with air bags 18 through first air conveying pipes 23, the air bags 18 are embedded and mounted on the side walls of the first clamping plate 16 and the second clamping plate 17, the liquid guide pipe 20 can be punctured into the second clamping plate 17 through the rotary bonding of the first clamping plate 16 and the second clamping plate 17, meanwhile, the puncture tubes 22 can be punctured into the liquid guide pipe 20, so that the mixing of objects in the storage bins 19 is realized, a large amount of carbon dioxide is generated through reaction, the air bags 18 are filled, the air bags 18 are expanded, and the expanded air bags 18 can be used for the first clamping plate 16, The second clamping plate 17 plays an effective protection role, and the device is prevented from being loosened due to impact on the sea;
join in marriage and be connected with torsion spring 28 between piece 26 and the first splint 16, and the axle head that links up piece 26 is connected with second stay cord 27 with the lower extreme of balloon 25, and the fixture block 29 that links up 26 end lateral wall setting constitutes the block structure with draw-in groove 30, the carbon dioxide that produces through the reaction can blow up balloon 25, make and join in marriage piece 26 and rotate under balloon 25's buoyancy, and make in the automatic card of fixture block 29 goes into draw-in groove 30, thereby accomplish first splint 16, the automatic locking of second splint 17 both, avoid the pipeline to take place to become flexible.
The working principle is as follows: when the submarine pipeline erection device based on buoyancy locking is used for ocean engineering, firstly, as shown in fig. 1 and 3-4, the fixing seat 1 is placed at a proper position of a seabed, so that the vertical anchor 5 is vertically inserted into seabed soil, then a pipeline to be erected is placed on the upper surface of the bracket 2, at the moment, the bracket 2 moves downwards under the action of the gravity of the pipeline, the rack 4 is meshed with the tooth block 8 at the outer side of the shaft end of the first connecting rod 6, so that the first connecting rod 6 is driven to synchronously rotate, at the moment, the first clamping plate 16 and the second clamping plate 17 connected with the outer side of the first connecting rod 6 are rotatably attached to the outer side of the pipeline, the automatic clamping of the pipeline is completed, at the same time, the first connecting rod 6 and the second connecting rod 7 are meshed through the tooth block 8, so that the second connecting rod 7 rotates and drives the anchor hook 9 to be automatically clamped into the seabed, the fixing seat 1 is fixed for the second time, meanwhile, the second connecting rod 7 can pull the linkage column 10 to rotate through the first pull rope 15 in the rotating process, the positioning block 13 can slide along the sliding groove 12 at the moment, and the positioning block 13 and the vertical anchor 5 form telescopic motion due to gradual change of the depth of the sliding groove 12, so that the positioning block 13 is transversely inserted into seabed soil, the installation stability of the vertical anchor 5 is enhanced, and the effective fixing of the device and a seabed is completed;
as shown in fig. 1-2 and 5-7, with the rotation and attachment of the first clamping plate 16 and the second clamping plate 17, the liquid guide tube 20 can pierce the sealing film 21 on the side of the second clamping plate 17, and the piercing tube 22 can pierce the sealing film 21 at the end of the liquid guide tube 20, so that substances in the storage bins 19 formed in the first clamping plate 16 and the second clamping plate 17 are mixed, a large amount of carbon dioxide is generated through chemical reaction, and the air bag 18 and the balloon 25 are inflated through the first air tube 23 and the second air tube 24, so that the air bag 18 can effectively protect the device, the device is prevented from being loosened due to external impact, and the balloon 25 can float upwards under the action of buoyancy, so that the engaging block 26 is pulled to rotate through the second pull rope 27, so that the clamping block 29 is automatically clamped into the clamping groove 30, thereby completing the locking of the first clamping plate 16 and the second clamping plate 17, the pipeline on the inner side of the device is effectively prevented from shaking and loosening, so that a series of work is completed.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a submarine pipeline erects device for ocean engineering based on buoyancy locking, includes fixing base (1), rack (4), perpendicular anchor (5), first splint (16), second splint (17) and balloon (25), its characterized in that: a bracket (2) is arranged above the fixing seat (1), a reset spring (3) is connected between the bracket (2) and the fixing seat (1), a rack (4) is arranged on the lower surface of the bracket (2), a vertical anchor (5) is arranged at the lower end of the fixing seat (1), a linkage column (10) is connected with the inner side shaft of the vertical anchor (5), a first connecting rod (6) and a second connecting rod (7) are connected with the inner side shaft of the side surface of the fixing seat (1), a first clamping plate (16) and a second clamping plate (17) are respectively connected with the upper end of the first connecting rod (6), storage bins (19) are respectively arranged inside the upper ends of the first clamping plate (16) and the second clamping plate (17), a liquid guide pipe (20) is arranged outside the upper end of the first clamping plate (16), a balloon (25) is arranged above the first clamping plate (16), and a second gas conveying pipe (24) is connected between the balloon (25) and the storage bins (19), and the upper end shaft of the first clamping plate (16) is connected with a connecting block (26), and the upper end of the second clamping plate (17) is provided with a clamping groove (30).
2. The submarine pipeline erection device for ocean engineering based on buoyancy locking according to claim 1, characterized in that: bracket (2) constitute elastic telescopic structure through reset spring (3) and fixing base (1), and rack (4) and fixing base (1) clearance fit that bracket (2) lower surface set up to the upper surface of bracket (2) is indent arc structure.
3. The submarine pipeline erection device for ocean engineering based on buoyancy locking according to claim 2, characterized in that: the outer sides of rotating shaft ends of the first connecting rod (6) and the second connecting rod (7) are respectively provided with a tooth block (8), the first connecting rod (6) and the second connecting rod (7) are connected through the tooth blocks (8) in an meshed mode, the first connecting rod (6) is connected with the rack (4) in a meshed mode through the tooth blocks (8), and meanwhile the end of the second connecting rod (7) is provided with an anchor hook (9).
4. The submarine pipeline erection device for ocean engineering based on buoyancy locking of claim 3, characterized in that: a first pull rope (15) is connected between the shaft end of the second connecting rod (7) and the upper end of the linkage column (10) on the inner side of the vertical anchor (5), and the diameter of the linkage column (10) is smaller than the inner diameter of the vertical anchor (5).
5. The submarine pipeline erection device for ocean engineering based on buoyancy locking according to claim 4, characterized in that: magnetic columns (11) are embedded in the linkage columns (10), sliding grooves (12) are uniformly formed in the side walls of the linkage columns (10), the depth of each sliding groove (12) is gradually increased, and positioning blocks (13) are arranged on the inner sides of the sliding grooves (12).
6. The submarine pipeline erection device for ocean engineering based on buoyancy locking of claim 5, wherein: the positioning block (13) and the vertical anchor (5) form a telescopic structure, a magnetic block (14) is embedded into one end, close to the linkage column (10), of the positioning block (13), and the magnetic poles of the magnetic block (14) and the magnetic column (11) are opposite.
7. The submarine pipeline erection device for ocean engineering based on buoyancy locking according to claim 1, characterized in that: first splint (16) and second splint (17) are about fixing base (1) symmetric distribution, and the inner wall of first splint (16) and second splint (17) all is arc structure to the upper end between first splint (16) and second splint (17) all is arc structure.
8. The submarine pipeline erection device for ocean engineering based on buoyancy locking according to claim 1, characterized in that: the utility model discloses a novel medical instrument, including first splint (16), second splint (17), the storing storehouse (19) that both inside setups have filled respectively and have calcium carbonate powder and dilute hydrochloric acid, and first splint (16) are linked together with catheter (20), and the end of catheter (20) all is provided with seal membrane (21) with the side of second splint (17), be provided with puncture pipe (22) in storing storehouse (19) that second splint (17) inside was seted up simultaneously, and storing storehouse (19) are connected with gasbag (18) through first gas-supply pipe (23), and gasbag (18) embedding is installed in the lateral wall of first splint (16), second splint (17).
9. The submarine pipeline erection device for ocean engineering based on buoyancy locking according to claim 1, characterized in that: connect and be connected with torsion spring (28) between piece (26) and first splint (16), and the axle head that connects piece (26) and the lower extreme of balloon (25) are connected with second stay cord (27), and connect fixture block (29) and draw-in groove (30) constitution block structure that the end lateral wall set up of piece (26).
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