CN115230895A - Ocean platform with overturn preventing device and working method thereof - Google Patents
Ocean platform with overturn preventing device and working method thereof Download PDFInfo
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- CN115230895A CN115230895A CN202211155470.6A CN202211155470A CN115230895A CN 115230895 A CN115230895 A CN 115230895A CN 202211155470 A CN202211155470 A CN 202211155470A CN 115230895 A CN115230895 A CN 115230895A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/005—Equipment to decrease ship's vibrations produced externally to the ship, e.g. wave-induced vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
- B63B43/04—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/18—Improving safety of vessels, e.g. damage control, not otherwise provided for preventing collision or grounding; reducing collision damage
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Abstract
The invention provides an ocean platform with an anti-overturning device and a working method thereof, belonging to the technical field of ocean platforms, and comprising a platform, a diving seat, a suction mechanism and a spiral propulsion mechanism, wherein the center of the platform is provided with a circular groove; the diving seat is arranged at the lower side of the circular groove in a lifting manner, an annular hollow cavity and a central cavity are arranged in the diving seat, and a plurality of sharp-prick rods are fixedly connected to the bottom of the diving seat; the suction mechanism is arranged in the annular hollow cavity and is used for sucking seawater into the annular hollow cavity to increase the weight of the diving seat, so that the lifting of the diving seat is accelerated; the spiral propelling mechanism is arranged on the submergence seat and is used for accelerating lifting and is fixed on the seabed in an auxiliary manner; under the rotation effect of hob, the hob can go deep into the seabed, and a plurality of sharp thorn poles can insert the seabed simultaneously, and the dive seat is difficult to with seabed separation this moment, and the platform can be fixed position on the sea under the traction of dive seat, effectively improves overall structure's stability, strengthens the unrestrained ability of anti-wind to avoid the possibility of toppling.
Description
Technical Field
The invention belongs to the technical field of ocean platforms, and particularly relates to an ocean platform with an anti-overturning device and a working method thereof.
Background
The ocean platform can be divided into three types of fixed type, movable type and semi-fixed type according to the structural characteristics and the working state of the ocean platform, the lower part of the fixed type platform is directly supported and fixed on the seabed by piles, enlarged footing or other structures, and the ocean platform is divided into two types of pile foundation type and gravity type according to the supporting condition. The movable platform floats in water or is supported on the seabed and can be moved from one well to another well, and the movable platform can be divided into a bottom type and a floating type according to the supporting condition. In recent years, new semi-fixed ocean platforms are being researched, which can be fixed in deep water and have mobility, and tension leg platforms belong to the category.
The ocean platform is a structure for providing production life for activities such as oil extraction, well drilling, exploration and the like in open sea and workers thereof, can be used for deep sea operation, and greatly utilizes ocean resources, so the ocean platform is widely applied.
Disclosure of Invention
The invention aims to provide an ocean platform with an anti-overturning device and a working method thereof, and aims to solve the problem that in the prior art, due to the influence of complex environment and wind waves on the sea surface, the ocean platform is difficult to work normally and even causes destructive overturning, so that serious economic loss is caused.
In order to achieve the purpose, the invention provides the following technical scheme:
an ocean platform with an anti-tip over device, comprising:
a circular groove is formed in the center of the platform;
the diving seat is arranged on the lower side of the circular groove in a lifting manner, an annular hollow cavity and a central cavity are arranged in the diving seat, and a plurality of sharp-prick rods are fixedly connected to the bottom of the diving seat;
the pumping mechanism is arranged in the annular hollow cavity, is used for pumping seawater into the annular hollow cavity to increase the weight of the diving seat, and is also used for discharging the seawater in the annular hollow cavity to reduce the weight of the diving seat, so that the lifting speed of the diving seat is accelerated finally; and
and the spiral propelling mechanism is arranged on the submergence seat and is used for accelerating the lifting of the submergence seat and assisting the submergence seat to realize seabed positioning.
As a preferable scheme of the present invention, the suction mechanism includes a bidirectional pump and a pipeline, the bidirectional pump is fixedly connected to the lower inner wall of the annular hollow cavity, the pipeline is fixedly connected to a bidirectional port of the bidirectional pump, one end of the pipeline penetrates through the submergence seat, the bidirectional pump sucks seawater into the annular hollow cavity or discharges seawater in the annular hollow cavity through the pipeline, and then increases or decreases the weight of the submergence seat, wherein:
as the weight of the dive base increases, its descent speed increases;
as the weight of the dive base decreases, its lifting speed increases.
As a preferable scheme of the present invention, the screw propulsion mechanism includes a second positive and negative motor, a second driving crown gear and a screw rod, the second positive and negative motor is fixedly connected to the lower inner wall of the central cavity, the second driving crown gear is fixedly connected to an output end of the second positive and negative motor, the screw rod is rotatably connected to a lower end of the submergence seat, the second driven crown gear is fixedly connected to an upper end of the screw rod, and the second driven crown gear is engaged with the second driving crown gear.
As a preferable aspect of the present invention, the present invention further includes a lifting mechanism, the lifting mechanism including:
the base is fixedly connected to the center of the upper end of the platform;
four shaft brackets which are fixedly connected to the upper end edge of the base;
the round frame is fixedly connected to the center of the upper end of the base, and four shaft holes are formed in the circumferential surface of the round frame;
the rope reel assemblies are uniformly arranged on one shaft bracket and are connected with the submergence seat to synchronously pull the submergence seat to ascend and descend; and
and the driving assembly is arranged on the base and is used for driving the four groups of rope reel assemblies to synchronously work so as to realize stable lifting of the diving seat.
As a preferable scheme of the present invention, each of the four groups of rope reel assemblies includes an installation shaft, a wire reel, a first driven crown gear and a waterproof rope, the installation shaft is rotatably connected between the shaft bracket and the shaft hole, the wire reel is fixedly connected to the circumferential surface of the installation shaft, one end of the installation shaft penetrates through the shaft hole, the first driven crown gear is fixedly connected to one end of the installation shaft, the waterproof rope is wound around the circumferential surface of the wire reel, the bottom of the base is fixedly connected to four limit rings, and one end of each waterproof rope sequentially penetrates through the circular groove and the limit ring corresponding thereto and is then fixedly connected to the upper end of the dive seat.
As a preferable scheme of the present invention, the driving assembly includes a first positive and negative motor and a first driving crown gear, the first positive and negative motor is fixedly connected to the upper end of the base, the first driving crown gear is fixedly connected to an output end of the first positive and negative motor, and the four first driven crown gears are all engaged with the first driving crown gear.
As a preferred scheme of the present invention, an installation plate is fixedly connected in the central cavity, a small storage battery is fixedly connected to the upper end of the installation plate, the second positive and negative motor and the bidirectional pump are both electrically connected to the small storage battery, a sealing plate is fixedly connected to the upper end of the submergence seat, the sealing plate is located on the upper side of the central cavity, and a sealing ring is arranged between the sealing plate and the central cavity.
As a preferred scheme of the present invention, a hard ring is fixedly connected to the lower end of the platform, a vacuum cavity is arranged in the hard ring, a groove is arranged on the circumferential surface of the hard ring, a hollow metal ring is fixedly connected in the groove, an inflation ring is arranged on the outer side of the platform, an inflation nozzle is arranged on the inflation ring, a hoop is fixedly connected to the edge of the inflation ring and the platform, a plurality of positioning holes are formed in the upper end of the platform, a propeller is fixedly connected to each positioning hole, and a plurality of hollow supporting legs are fixedly connected to the lower end of the platform.
As a preferable scheme of the invention, the upper end of the platform is fixedly connected with a protective shell and a main storage battery pack, the base and the main storage battery pack are positioned in the protective shell, and the surface of the protective shell is fixedly connected with a plurality of photovoltaic panels.
A method of operating an offshore platform having an anti-tip over device, comprising the steps of:
s1, inflating air into the inflatable ring to enable the inflatable ring to have enough buoyancy, so that the platform can float on the sea;
s2, starting a bidirectional pump, enabling seawater to enter the annular hollow cavity along the pipeline, and submerging the whole mass of the seat along with the entering of the seawater;
s3, starting a first positive and negative motor, driving a first driving crown gear to rotate through an output end of the first positive and negative motor, driving four first driven crown gears to synchronously rotate through the first driving crown gear, so as to drive four wire coils to synchronously rotate, moving four waterproof ropes downwards along with the rotation of the wire coils, and moving a diving seat towards the sea bottom under the traction of the waterproof ropes;
s4, when the submersible seat moves to the seabed, a second positive and negative motor is started, the output end of the second positive and negative motor drives a second driving crown gear to rotate, the second driving crown gear drives a second driven crown gear to rotate, the second driven crown gear drives a screw rod to rotate, when the screw rod is in contact with the seabed, under the rotating action of the screw rod, the screw rod can go deep into the seabed, and meanwhile, the plurality of sharp-pricked rods can be inserted into the seabed.
Compared with the prior art, the invention has the beneficial effects that:
1. when the bidirectional pump is started, seawater enters the annular hollow cavity along the pipeline, the whole mass of the submergence seat gradually becomes heavier along with the entering of the seawater, the submergence seat can submerge into the seabed due to the change of gravity, when the submergence seat moves downwards, the spiral propelling mechanism utilizes the rotation of the spiral rod to provide the power for moving downwards during working, the downward movement of the submergence seat can be accelerated, when the spiral rod is in contact with the seabed, the spiral rod can penetrate into the seabed under the rotating action of the spiral rod, meanwhile, the plurality of sharp-pricked rods can be inserted into the seabed, at the moment, the submergence seat is difficult to separate from the seabed, the platform can be fixed on the sea surface under the traction of the submergence seat, the stability of the whole structure is effectively improved, the wind and wave resistance is enhanced, and the possibility of overturning is avoided.
2. When the sea water discharge of annular hollow cavity when the two-way pump in this scheme, discharge along with the sea water, the whole quality of dive seat becomes light gradually, the dive seat can upwards float because of gravity change, thereby it removes to follow the platform, output antiport through the positive and negative motor of second, drive the hob antiport, and start the output antiport of the positive and negative motor of second, drive four waterproof rope upward movement, under the pulling-up effect of waterproof rope, the dive seat gradually with seabed separation, the rotation of hob can be with higher speed the dive seat and rise, the platform can be at sea surface shift position this moment, semi-fixed design, the convenience is used on the sea surface.
3. The equal vacuum design of stereoplasm circle and hollow becket ring in this scheme, can provide the buoyancy of platform on the sea, aerify the back through aerifing the ring, surround around the platform, when further improving buoyancy, impact force when can reducing the collision, strengthen the overall stability of platform, when diving the seat and rising to the downside of platform completely, the length of hollow supporting legs is higher than the length of diving seat and spine pole down, can supporting platform on the open ground, hollow supporting legs hollow structure of itself simultaneously, can play certain buoyancy effect, the setting of propeller, play the propulsive effect, belong to existing equipment, avoid aerifing the ring and take place the gas leakage condition.
4. Waterproof rope sets up four in this scheme, keeps the seat of diving to rise steadily, reduces the seat of diving because the crooked condition takes place for the influence of ocean current, improves stability, and waterproof rope can run through the spacing collar when removing, and under the limiting displacement of spacing collar, four waterproof rope pull-up dive seat's effort is comparatively even, can reduce four waterproof rope intertwines simultaneously, avoids the condition of knoing.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a side view structural diagram of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a view of the structure of the inflation nozzle of the present invention;
FIG. 5 is a bottom view of the present invention;
FIG. 6 is an exploded view of the platform of the present invention;
FIG. 7 is an overall sectional structural view of the present invention;
FIG. 8 is an exploded view of the base of the present invention;
FIG. 9 is an elevator configuration of the present invention;
FIG. 10 is a cross-sectional structural view of the submersible vehicle of the present invention;
FIG. 11 is an exploded view of the dive bay of the present invention;
FIG. 12 is a block diagram of the inground assembly of the present invention.
The reference numbers in the figures illustrate: 1. a platform; 101. a circular groove; 2. a diving seat; 201. an annular hollow cavity; 202. a central lumen; 3. a protective shell; 4. a base; 5. a pedestal; 6. a circular frame; 7. installing a shaft; 8. wire coiling; 9. a first driven crown gear; 10. a first positive and negative motor; 11. a first active crown gear; 12. a waterproof rope; 13. a limiting ring; 14. a shaft hole; 15. a pricking rod; 16. a bi-directional pump; 17. a pipeline; 18. mounting a plate; 19. a small-sized storage battery pack; 20. sealing plates; 21. a seal ring; 22. a second positive and negative motor; 23. a second active crown gear; 24. a second driven crown gear; 25. a screw rod; 26. a hard ring; 2601. a vacuum chamber; 27. a groove; 28. a hollow metal ring; 29. an air-filled ring; 2901. an inflation nozzle; 30. hooping; 31. hollow supporting legs; 32. positioning holes; 33. a propeller; 34. a main battery pack; 36. a photovoltaic panel.
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 to 12, the technical solution provided by the present embodiment is as follows:
an ocean platform having an anti-tip over device, comprising:
a circular groove 101 is formed in the center of the platform 1;
the diving seat 2 is arranged at the lower side of the circular groove 101 in a lifting manner, an annular hollow cavity 201 and a central cavity 202 are arranged in the diving seat, and a plurality of sharp-prick rods 15 are fixedly connected to the bottom of the diving seat;
the pumping mechanism is arranged in the annular hollow cavity 201, is used for pumping seawater into the annular hollow cavity 201 to increase the weight of the diving seat 2, and is also used for discharging the seawater in the annular hollow cavity 201 to reduce the weight of the diving seat 2, and finally accelerates the lifting speed of the diving seat 2; and
and the spiral propelling mechanism is arranged on the submergence platform 2 and is used for accelerating the lifting of the submergence platform 2 and assisting the submergence platform 2 to realize seabed positioning.
In the embodiment of the present invention, the diving seat 2 is located at the lower side of the center of the platform 1, the annular hollow cavity 201 is in a hollow state in the initial state, the diving seat 2 has a certain buoyancy under the hollow effect of the annular hollow cavity 201 and cannot sink into the sea bottom, when the platform 1 needs to be fixed on the sea surface, firstly, seawater is added into the annular hollow cavity 201, the bidirectional pump 16 is started, the seawater enters the annular hollow cavity 201 along the pipeline 17, the whole mass of the diving seat 2 gradually becomes heavier along with the entering of the seawater, the diving seat 2 can sink into the sea bottom due to the change of gravity, at this time, the first positive and negative motor 10 is started, the first driving crown gear 11 is driven to rotate by the output end of the first positive and negative motor 10, the first driving crown gear 11 drives the four first driven crown gears 9 to synchronously rotate, so as to drive the four wire coils 8 to synchronously rotate, the four waterproof ropes 12 move downwards along with the rotation of the wire coil 8, the diving seat 2 moves towards the seabed under the action of the mass of the diving seat 2, when the diving seat 2 moves to the seabed, the second positive and negative motor 22 is started, the output end of the second positive and negative motor 22 drives the second driving crown gear 23 to rotate, the second driving crown gear 23 drives the second driven crown gear 24 to rotate, the second driven crown gear 24 drives the spiral rod 25 to rotate, the downward movement power is provided, the downward movement of the diving seat 2 can be accelerated, when the spiral rod 25 is contacted with the seabed, under the rotation action of the spiral rod 25, the spiral rod 25 can go deep into the seabed, and meanwhile, the plurality of sharp stabs 15 can be inserted into the seabed, at the moment, the diving seat 2 is difficult to be separated from the seabed, the platform 1 can be fixed on the seabed under the traction of the diving seat 2, the stability of the whole structure can be effectively improved, the wind wave resistance can be enhanced, and the possibility of overturning can be avoided, when the two-way pump 16 discharges the seawater in the annular hollow cavity 201, along with the discharge of the seawater, the whole mass of the submergence seat 2 gradually becomes light, the submergence seat 2 can float upwards due to the change of gravity, thereby the platform 1 is moved, the output end of the second positive and negative motor 22 rotates reversely, the screw rod 25 is driven to rotate reversely, the output end of the second positive and negative motor 22 rotates reversely, the four waterproof ropes 12 are driven to move upwards, the submergence seat 2 is separated from the seabed gradually under the pulling-up action of the waterproof ropes 12, the rotation of the screw rod 25 can accelerate the ascent of the submergence seat, at the moment, the platform 1 can move on the sea surface, and the platform is in a semi-fixed design and is convenient to use on the sea surface.
The pumping mechanism comprises a bidirectional pump 16 and a pipeline 17, the bidirectional pump 16 is fixedly connected to the lower inner wall of the annular hollow cavity 201, the pipeline 17 is fixedly connected to a bidirectional port of the bidirectional pump 16, one end of the pipeline 17 penetrates through the submergence seat 2, the bidirectional pump 16 pumps seawater into the annular hollow cavity 201 or discharges seawater in the annular hollow cavity 201 through the pipeline 17, and then the weight of the submergence seat 2 is increased or reduced, wherein:
when the weight of the diving seat 2 increases, the descending speed thereof increases;
as the weight of the dive base 2 decreases, its ascent speed increases.
In the embodiment of the invention, when the platform 1 needs to be fixed on the sea surface, firstly, seawater is added into the annular hollow cavity 201, the bidirectional pump 16 is started, the seawater enters the annular hollow cavity 201 along the pipeline 17, the overall mass of the submergence platform 2 gradually becomes heavier along with the entering of the seawater, the submergence platform 2 can submerge into the sea bottom due to the change of gravity, when the bidirectional pump 16 discharges the seawater in the annular hollow cavity 201, the overall mass of the submergence platform 2 gradually becomes lighter along with the discharge of the seawater, and the submergence platform 2 can float upwards due to the change of gravity, so as to move along with the platform 1.
Spiral advancing mechanism includes positive and negative motor 22 of second, second initiative crown gear 23 and hob 25, and positive and negative motor 22 fixed connection of second is in the lower inner wall of centre bore 202, and positive and negative motor 23 fixed connection of second is in the output of positive and negative motor 22 of second, and hob 25 rotates to be connected in the lower extreme of dive seat 2, and the driven crown gear 24 fixed connection of second is in the upper end of hob 25, and the driven crown gear 24 of second meshes with the initiative crown gear 23 of second mutually.
The lifting mechanism comprises a base 4, a shaft bracket 5, a round frame 6, a rope reel assembly and a driving assembly, wherein the base 4 is fixedly connected to the center of the upper end of the platform 1; four shaft brackets 5 are arranged and are fixedly connected to the edge of the upper end of the base 4; the round frame 6 is fixedly connected to the center of the upper end of the base 4, and four shaft holes 14 are formed in the circumferential surface of the round frame; the rope reel assemblies are provided with four groups, are uniformly arranged on one shaft bracket 5, and are connected with the submergence seat 2 to be used for synchronously pulling the submergence seat 2 to ascend and descend; the driving assembly is arranged on the base 4 and used for driving the four groups of rope reel assemblies to synchronously work so as to realize stable lifting of the diving seat 2; specifically, each of the four groups of rope reel assemblies comprises an installation shaft 7, a wire coil 8, a first driven crown gear 9 and a waterproof rope 12, the installation shaft 7 is rotatably connected between the shaft bracket 5 and a shaft hole 14, the wire coil 8 is fixedly connected to the circumferential surface of the installation shaft 7, one end of the installation shaft 7 penetrates through the shaft hole 14, the first driven crown gear 9 is fixedly connected to one end of the installation shaft 7, the waterproof rope 12 is wound on the circumferential surface of the wire coil 8, and one end of each waterproof rope 12 sequentially penetrates through a circular groove 101 and a limiting ring 13 corresponding to the circular groove, and then is fixedly connected with the upper end of the diving seat 2; the drive assembly comprises a first positive and negative motor 10 and a first driving crown gear 11, the first positive and negative motor 10 is fixedly connected to the upper end of the base 4, the first driving crown gear 11 is fixedly connected to the output end of the first positive and negative motor 10, and four first driven crown gears 9 are all meshed with the first driving crown gear 11.
In the specific embodiment of the invention, the first positive and negative motor 10 is started, the output end of the first positive and negative motor 10 drives the first driving crown gear 11 to rotate, the first driving crown gear 11 drives the four first driven crown gears 9 to synchronously rotate, so that the four wire coils 8 are driven to synchronously rotate, the four waterproof ropes 12 move downwards along with the rotation of the wire coils 8, the diving seat 2 moves towards the sea bottom under the action of the self-mass of the diving seat, the four waterproof ropes 12 are arranged, the stable lifting of the diving seat 2 is kept, the deflection of the diving seat 2 caused by the influence of ocean currents is reduced, and the stability is improved.
Preferably, four limiting rings 13 are fixedly connected to the bottom of the base 4, and each waterproof rope 12 penetrates through the corresponding limiting ring 13, as shown in fig. 7 and 9, the present invention has four waterproof ropes 12, specifically, the four waterproof ropes 12 vertically penetrate through the four limiting rings 13 respectively.
In the specific embodiment of the present invention, the waterproof rope 12 penetrates through the limiting ring 13 when moving, and under the limiting effect of the limiting ring 13, the acting force of the four waterproof ropes 12 pulling up the diving seat 2 is relatively uniform, and meanwhile, the mutual winding of the four waterproof ropes 12 can be reduced, and the knotting situation is avoided.
The mounting plate 18 is fixedly connected in the central cavity 202, the small storage battery pack 19 is fixedly connected at the upper end of the mounting plate 18, the second positive and negative motor 22 and the bidirectional pump 16 are both electrically connected with the small storage battery pack 19, the sealing plate 20 is fixedly connected at the upper end of the submergence seat 2, the sealing plate 20 is located on the upper side of the central cavity 202, and a sealing ring 21 is arranged between the sealing plate 20 and the central cavity 202.
In the embodiment of the present invention, the mounting plate 18 is used to provide power to the bi-directional pump 16 and the second motor 22, the sealing plate 20 is used to seal the central cavity 202, and the sealing ring 21 is provided to enhance the sealing performance of the sealing plate 20 after being fixed, so as to prevent seawater from entering the central cavity 202.
Lower extreme fixedly connected with stereoplasm circle 26 of platform 1, be provided with vacuum chamber 2601 in the stereoplasm circle 26, the circumferential surface of stereoplasm circle 26 is provided with recess 27, fixedly connected with hollow becket 28 in the recess 27, the outside of platform 1 is provided with the ring of aerifing 29, it 2901 to be provided with charging connector on the ring of aerifing 29, the fixedly connected with staple bolt 30 of edge of ring of aerifing 29 and platform 1, a plurality of locating holes 32 have been seted up to the upper end of platform 1, equal fixedly connected with propeller 33 in every locating hole 32, a plurality of hollow supporting legss 31 of lower extreme fixedly connected with of platform 1.
In the specific embodiment of the invention, the hard ring 26 and the hollow metal ring 28 are both designed in vacuum, so that buoyancy of the platform 1 on the sea surface can be provided, the platform 1 is surrounded by the inflatable ring 29 after being inflated, so that the buoyancy is further improved, meanwhile, impact force during collision can be reduced, the overall stability of the platform 1 is enhanced, when the diving seat 2 is completely lifted to the lower side of the platform 1, the length of the hollow supporting leg 31 is higher than that of the diving seat 2 and the spine 15, the platform 1 can be supported on the open ground, meanwhile, the hollow structure of the hollow supporting leg 31 can play a certain buoyancy role, the propeller 33 is arranged to play a propelling role, the present invention belongs to the existing equipment, and the air leakage condition of the inflatable ring 29 is avoided.
It should be noted that: during inflation, the inflation nozzle 2901 is first opened, then an external inflation device (such as an inflator pump or other inflation equipment) is connected with the inflation nozzle 2901, then the inflation ring 29 is inflated to increase buoyancy, and after inflation is completed, the inflation nozzle 2901 is closed, and the whole inflation process is completed.
The upper end of the platform 1 is fixedly connected with a protective shell 3 and a main storage battery pack 34, the base 4 and the main storage battery pack 34 are located in the protective shell 3, and the surface of the protective shell 3 is fixedly connected with a plurality of photovoltaic panels 36.
In the embodiment of the invention, the photovoltaic panel 36 is used for photovoltaic power generation to supplement electric energy to the main storage battery pack 34, thereby saving energy and protecting environment.
A method of operating an offshore platform having an anti-tip over device, comprising the steps of:
s1, inflating air into the inflating ring 29 to enable the inflating ring 29 to have enough buoyancy, so that the platform 1 can float on the sea;
s2, starting the bidirectional pump 16, enabling seawater to enter the annular hollow cavity 201 along the pipeline 17, and submerging the whole mass of the seat 2 along with the entering of the seawater;
s3, starting a first positive and negative motor 10, driving a first driving crown gear 11 to rotate through the output end of the first positive and negative motor 10, driving four first driven crown gears 9 to synchronously rotate through the first driving crown gear 11, so as to drive four wire coils 8 to synchronously rotate, enabling four waterproof ropes 12 to downwards move along with the rotation of the wire coils 8, and enabling the diving seat 2 to move towards the sea bottom under the traction of the waterproof ropes 12;
s4, when the submersible seat 2 moves to the seabed, the second positive and negative motor 22 is started, the output end of the second positive and negative motor 22 drives the second driving crown gear 23 to rotate, the second driving crown gear 23 drives the second driven crown gear 24 to rotate, the second driven crown gear 24 drives the screw rod 25 to rotate, when the screw rod 25 is in contact with the seabed, under the rotating action of the screw rod 25, the screw rod 25 can go deep into the seabed, and meanwhile, the plurality of spines 15 can be inserted into the seabed.
Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An ocean platform with an anti-overturning device, comprising: the device comprises a platform, a diving seat, a suction mechanism and a spiral propelling mechanism; a circular groove is arranged at the center of the platform, the diving seat is arranged at the lower side of the circular groove in a lifting way, an annular hollow cavity and a central cavity are arranged in the diving seat, a plurality of sharp-prick rods are fixedly connected at the bottom of the diving seat,
the suction mechanism is arranged in the annular hollow cavity and used for sucking seawater into the annular hollow cavity to increase the weight of the diving seat, the suction mechanism is also used for discharging the seawater in the annular hollow cavity to reduce the weight of the diving seat and finally accelerate the lifting speed of the diving seat, and the spiral propelling mechanism is arranged on the diving seat and used for accelerating the lifting of the diving seat and assisting the diving seat to realize seabed positioning.
2. The offshore platform with the overturn preventing device as claimed in claim 1, wherein the pumping mechanism comprises a bidirectional pump and a pipeline, the bidirectional pump is fixedly connected to the lower inner wall of the annular hollow cavity, the pipeline is fixedly connected to a bidirectional port of the bidirectional pump, one end of the pipeline penetrates through the submergence seat, the bidirectional pump pumps seawater into the annular hollow cavity or discharges seawater in the annular hollow cavity through the pipeline, and then the weight of the submergence seat is increased or decreased, when the weight of the submergence seat is increased, the descending speed is increased, and when the weight of the submergence seat is decreased, the ascending speed is increased.
3. The offshore platform with the overturn preventing device as claimed in claim 2, wherein the screw propulsion mechanism comprises a second positive and negative motor, a second driving crown gear and a screw rod, the second positive and negative motor is fixedly connected to the lower inner wall of the central cavity, the second driving crown gear is fixedly connected to the output end of the second positive and negative motor, the screw rod is rotatably connected to the lower end of the diving seat, a second driven crown gear is fixedly connected to the upper end of the screw rod, and the second driven crown gear is meshed with the second driving crown gear.
4. An ocean platform with an overturn preventing device according to claim 3, further comprising a lifting mechanism, wherein the lifting mechanism comprises: the rope reel comprises a base, a shaft bracket, a round frame, a rope reel assembly and a driving assembly; base fixed connection is in the upper end center department of platform, and the pedestal is provided with four, its equal fixed connection in the upper end edge of base, and circle frame fixed connection is in the upper end center department of base, and its circumference surface is provided with four shaft holes, and the cable drum subassembly is provided with four groups, and it evenly sets up on one of them pedestal, and it is connected in order being used for synchronous pulling dive seat lift with dive seat, and drive assembly sets up on the base, and it is used for driving four groups of cable drum subassemblies synchronous working in order to realize dive seat and stabilize the lift.
5. The ocean platform with the overturn preventing device is characterized in that the four groups of rope reel assemblies respectively comprise an installation shaft, a wire reel, a first driven crown gear and a waterproof rope, the installation shaft is rotatably connected between the shaft bracket and the shaft hole, the wire reel is fixedly connected to the circumferential surface of the installation shaft, one end of the installation shaft penetrates through the shaft hole, the first driven crown gear is fixedly connected to one end of the installation shaft, the waterproof rope is wound on the circumferential surface of the wire reel, four limiting rings are fixedly connected to the bottom of the base, and one end of each waterproof rope sequentially penetrates through the circular groove and the corresponding limiting ring and then is fixedly connected with the upper end of the diving seat.
6. The offshore platform with the overturn preventing device as claimed in claim 5, wherein the driving assembly comprises a first positive and negative motor and a first driving crown gear, the first positive and negative motor is fixedly connected to the upper end of the base, the first driving crown gear is fixedly connected to the output end of the first positive and negative motor, and all four first driven crown gears are engaged with the first driving crown gear.
7. The ocean platform with the overturn preventing device as claimed in claim 6, wherein a mounting plate is fixedly connected in the central cavity, a small storage battery is fixedly connected to the upper end of the mounting plate, the second positive and negative motor and the bidirectional pump are both electrically connected to the small storage battery, a sealing plate is fixedly connected to the upper end of the submergence seat, the sealing plate is located on the upper side of the central cavity, and a sealing ring is arranged between the sealing plate and the central cavity.
8. The ocean platform with the overturn preventing device as claimed in claim 7, wherein a hard ring is fixedly connected to the lower end of the platform, a vacuum cavity is arranged in the hard ring, a groove is formed in the circumferential surface of the hard ring, a hollow metal ring is fixedly connected in the groove, an inflation ring is arranged on the outer side of the platform, an inflation nozzle is arranged on the inflation ring, a hoop is fixedly connected to the edge of the inflation ring and the platform, a plurality of positioning holes are formed in the upper end of the platform, a propeller is fixedly connected to each positioning hole, and a plurality of hollow supporting legs are fixedly connected to the lower end of the platform.
9. The ocean platform with the overturn preventing device as claimed in claim 8, wherein a protective shell and a main storage battery pack are fixedly connected to the upper end of the platform, the base and the main storage battery pack are located in the protective shell, and a plurality of photovoltaic panels are fixedly connected to the surface of the protective shell.
10. A method of operating an offshore platform having an anti-roll device, wherein the offshore platform of any one of claims 1-9 is used, comprising the steps of:
s1, inflating the inflatable ring to enable the inflatable ring to have enough buoyancy, so that the platform can float on the sea;
s2, starting a bidirectional pump, enabling seawater to enter the annular hollow cavity along the pipeline, and submerging the whole mass of the seat along with the entering of the seawater;
s3, starting a first positive and negative motor, driving a first driving crown gear to rotate through an output end of the first positive and negative motor, driving four first driven crown gears to synchronously rotate through the first driving crown gear, so as to drive four wire coils to synchronously rotate, moving four waterproof ropes downwards along with the rotation of the wire coils, and moving the diving seat towards the sea bottom under the action of the mass of the diving seat;
s4, when the submersible seat moves to the seabed, a second positive and negative motor is started, the output end of the second positive and negative motor drives a second driving crown gear to rotate, the second driving crown gear drives a second driven crown gear to rotate, the second driven crown gear drives a screw rod to rotate, when the screw rod is in contact with the seabed, under the rotating action of the screw rod, the screw rod can go deep into the seabed, and meanwhile, the plurality of sharp-pricked rods can be inserted into the seabed.
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