CN110219608B - Deep sea well drilling blowout preventer guider - Google Patents
Deep sea well drilling blowout preventer guider Download PDFInfo
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- CN110219608B CN110219608B CN201910658733.7A CN201910658733A CN110219608B CN 110219608 B CN110219608 B CN 110219608B CN 201910658733 A CN201910658733 A CN 201910658733A CN 110219608 B CN110219608 B CN 110219608B
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- 238000005553 drilling Methods 0.000 title claims abstract description 27
- 230000002787 reinforcement Effects 0.000 claims abstract 2
- 230000003014 reinforcing effect Effects 0.000 claims description 43
- 238000001125 extrusion Methods 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/002—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
- E21B33/064—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers specially adapted for underwater well heads
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of accessories of mechanical equipment of ocean platforms, in particular to a deep sea drilling blowout preventer guide device, which reduces the probability of collision between a blowout preventer and hulls on two sides of a moon pool in the process of lowering the blowout preventer by additionally arranging a limiting device, so that the probability of damage of the blowout preventer or the damage of a hull structure is reduced; the lifting device is provided with a lifting rope component; still include limiting plate, gusset plate, multiunit installation piece, sliding plate, two sets of reinforcement shelves, two sets of preceding gag lever posts, two sets of back gag lever posts, two sets of fastening bolts, two sets of stripper plates and two sets of rotating block, the right-hand member middle part of limiting plate is connected with the left end of gusset plate, the left end of gag lever post and the left end of gag lever post behind two sets of respectively with the right side wall front end upside and downside and the rear end upside and the downside of limiting plate are connected before two sets of, the right-hand member of gag lever post behind gag lever post and the two sets of rotates respectively and is provided with two sets of front rotation wheels and two sets of rear rotation wheels before two sets of.
Description
Technical Field
The invention relates to the technical field of accessories of ocean platform mechanical equipment, in particular to a deep sea drilling blowout preventer guide device.
Background
As is well known, an underwater blowout preventer is an indispensable subsea well control device, the blowout preventer is usually placed in a specific storage area on a deck, and before it works, a corresponding transporting device is required to transport the blowout preventer to a wellhead position, and the blowout preventer is connected with a rain pipe and lifted via a riser to complete a lowering operation, wherein a deep sea drilling blowout preventer guiding device is a device for limiting a lowering track of the blowout preventer during the lowering of the deep sea drilling blowout preventer, and is widely used in the field of blowout preventer installation; the existing deep sea drilling blowout preventer guide device comprises lifting equipment, wherein the lifting equipment is provided with a lifting rope assembly; when the existing deep sea drilling blowout preventer guide device is used, firstly, the blowout preventer is sent to a wellhead position, then a rainwater pipe is connected, then a lifting rope assembly of lifting equipment is connected with a top fixed part of the blowout preventer, and then the blowout preventer is lowered to a specified position by controlling the lifting equipment; in the use of the existing deep sea drilling blowout preventer guide device, the blowout preventer is not provided with a limiting device in the lowering process, so that once the ship body shakes, the probability of collision between the blowout preventer and the ship body on two sides of the moon pool is high, damage to the blowout preventer or damage to the ship body structure is likely to be caused, and the practicability is poor.
Disclosure of Invention
In order to solve the technical problems, the invention provides the deep sea drilling blowout preventer guide device, which is used for reducing the probability of collision between the blowout preventer and the ship hulls at two sides of the moon pool in the lowering process of the blowout preventer by additionally arranging the limiting device, so that the probability of damage of the blowout preventer or the damage of the ship hull structure is reduced, and the practicability is enhanced.
The invention relates to a blowout preventer guide device for deep sea drilling, which comprises lifting equipment, wherein the lifting equipment is provided with a lifting rope assembly; the left ends of the two groups of front limiting rods and the left ends of the two groups of rear limiting rods are respectively connected with the upper side and the lower side of the front end of the right side wall of the limiting plate and the upper side and the lower side of the rear end of the right side wall of the limiting plate, the right ends of the two groups of front limiting rods and the right ends of the two groups of rear limiting rods are respectively provided with two groups of front rotating wheels and two groups of rear rotating wheels in a rotating manner, the left ends of the two groups of front rotating wheels are respectively in close contact with the front side of the right end of the limiting plate in a rotating manner, the left ends of the two groups of rear rotating wheels are respectively in close contact with the rear side of the right end of the limiting plate in a rotating manner, the right ends of the sliding plate are provided with connecting components, the connecting component is contacted with the left end of the limiting plate, the right ends of the two groups of reinforcing frames are respectively provided with two groups of upper reinforcing rods and two groups of lower reinforcing rods, the right ends of the two groups of upper reinforcing rods and the two groups of lower reinforcing rods are respectively connected with the front side and the rear side of the top of the left end of the sliding plate and the front side and the rear side of the bottom of the left end of the sliding plate, two groups of fastening screw holes are respectively penetrated and arranged in the middle of the left end of the two groups of reinforcing frames, the two groups of fastening screw holes are respectively screwed with two groups of fastening bolts, two groups of rotating cavities are respectively arranged in the two groups of extruding plates, the left ends of the two groups of rotating cavities are respectively communicated with two groups of inserting holes, the right ends of the two groups of fastening bolts respectively penetrate through the two groups of inserting holes from the left sides of the two groups of extruding plates and respectively extend into the two groups of rotating cavities, the two groups of rotating blocks are respectively screwed and clamped with the two groups of rotating cavities, the right ends of the two groups of fastening bolts are respectively connected with the left ends of the two groups of rotating blocks.
The invention relates to a deep sea drilling blowout preventer guide device, which comprises four groups of connecting wheels, wherein four groups of connecting grooves are respectively arranged on the front side and the rear side of the top area and the front side and the rear side of the bottom area of the right end of a sliding plate, four groups of rotating shafts are respectively arranged in the middle of the four groups of connecting wheels in a rotating manner, the front end and the rear end of each group of rotating shafts are respectively connected with the front end and the rear end of each group of connecting grooves, and the right ends of the four groups of connecting wheels are respectively connected with the left end of a limiting plate in a rotating manner.
The invention relates to a deep sea drilling blowout preventer guide device, which further comprises anti-skid sleeves arranged on the circumferential side walls of each group of rotating wheels and each group of connecting wheels.
The invention relates to a deep sea drilling blowout preventer guide device, which further comprises two groups of protection rods, wherein two groups of protection holes are respectively penetrated through the rear sides of the left ends of two groups of reinforcing frames, the two groups of protection holes are respectively sleeved with the two groups of protection rods in a sliding manner, and the right ends of the two groups of protection rods are respectively connected with the rear sides of the left ends of two groups of extrusion plates.
The invention relates to a deep sea drilling blowout preventer guide device, which further comprises a first protection plate and two groups of second protection plates, wherein the right ends of the first protection plates are connected with the left ends of sliding plates, and the left ends of the two groups of second protection plates are respectively connected with the right ends of two groups of extrusion plates.
The invention relates to a deep sea drilling blowout preventer guide device, which also comprises two groups of protection springs, wherein the two groups of protection springs are respectively and movably sleeved with two groups of fastening bolts, and the right ends of the two groups of protection springs are respectively and closely attached to the left ends of two groups of reinforcing frames.
The front ends of the two groups of front limiting rods and the rear ends of the two groups of rear limiting rods are respectively provided with two groups of front penetrating holes and two groups of rear penetrating holes in a penetrating mode, two groups of front auxiliary wheels and two groups of rear auxiliary wheels are respectively arranged in the two groups of front penetrating holes and the two groups of rear penetrating holes in a rotating mode, and the rear ends of the two groups of front auxiliary wheels and the front ends of the two groups of rear auxiliary wheels are respectively in close contact with the front ends and the rear ends of the limiting plates in a rotating mode.
The invention relates to a deep sea drilling blowout preventer guide device, which also comprises a positioning plate and a positioning bolt, wherein the bottom end of the positioning plate is connected with the top end of the limiting plate, a positioning threaded hole is formed in the left side of the top end of the positioning plate in a penetrating manner, the positioning threaded hole is screwed with the positioning bolt, and a positioning threaded groove is formed in the left side of the top end of the sliding plate.
Compared with the prior art, the invention has the beneficial effects that: firstly, the guide device is installed on the side face of the ship body through a plurality of groups of installation blocks, then after the blowout preventer moves to the vicinity of the wellhead, the blowout preventer is lifted between two groups of reinforcing frames through a lifting rope component of lifting equipment, then the two groups of fastening bolts are respectively rotated, so that the two groups of fastening bolts respectively drive the two groups of extrusion plates to move right through the two groups of rotating blocks until the two groups of extrusion plates clamp the blowout preventer between the two groups of reinforcing frames and the sliding plate, at the moment, the blowout preventer can be controlled to descend through the lifting rope component, and meanwhile, the blowout preventer drives the sliding plate to longitudinally move downwards under the limit of rotating wheels of the two groups of front limit rods and the two groups of rear limit rods and the limit plates, and at the moment, the descending track of the blowout preventer is longitudinally parallel to the limit plates, so that the probability of collision between the blowout preventer and the ship body on two sides of a moon pool is reduced through additionally arranging the limit device, and the damage probability of the blowout preventer or the ship body structure is reduced, and practicability is enhanced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic A-structure of the present invention;
FIG. 3 is a schematic view of the B structure of the present invention;
FIG. 4 is a schematic view of the connection structure of the sliding plate and the limiting plate of the present invention;
the reference numerals in the drawings: 1. a lifting rope assembly; 2. a limiting plate; 3. a reinforcing plate; 4. a plurality of groups of mounting blocks; 5. a sliding plate; 6. two groups of reinforcing frames; 7. two sets of front limit rods; 8. two sets of rear limit rods; 9. two sets of fastening bolts; 10. two sets of squeeze plates; 11. two sets of rotating blocks; 12. two sets of front rotating wheels; 13. two sets of rear rotating wheels; 14. two groups of upper reinforcing rods; 15. two sets of lower reinforcing rods; 16. two sets of rotating chambers; 17. two sets of insertion holes; 18. four sets of fifth wheels; 19. four groups of connecting grooves; 20. four sets of rotating shafts; 21. an anti-skid sleeve; 22. two sets of guard bars; 23. two sets of protection holes; 24. a first protective plate; 25. two sets of second protection plates; 26. two sets of protection springs; 27. two sets of front penetration holes; 28. two sets of rear penetration holes; 29. two sets of front auxiliary wheels; 30. two sets of rear auxiliary wheels; 31. a positioning plate; 32. positioning bolts; 33. and positioning the thread groove.
Description of the embodiments
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, the deep sea drilling blowout preventer guide apparatus of the present invention comprises a hoisting device provided with a hoisting rope assembly 1; the device further comprises a limiting plate 2, a reinforcing plate 3, a plurality of groups of mounting blocks 4, a sliding plate 5, two groups of reinforcing frames 6, two groups of front limiting rods 7, two groups of rear limiting rods 8, two groups of fastening bolts 9, two groups of extrusion plates 10 and two groups of rotating blocks 11, wherein the middle part of the right end of the limiting plate 2 is connected with the left end of the reinforcing plate 3, the left ends of the plurality of groups of mounting blocks 4 are uniformly connected with the right end of the reinforcing plate 3, the left ends of the two groups of front limiting rods 7 and the left ends of the two groups of rear limiting rods 8 are respectively connected with the upper side and the lower side of the front end of the right side wall of the limiting plate 2 and the upper side and the lower side of the rear end of the right side wall of the limiting plate 2, the two groups of front limiting rods 7 and the right ends of the two groups of rear limiting rods 8 are respectively provided with two groups of front rotating wheels 12 and two groups of rear rotating wheels 13 in a rotating manner, the left ends of the two groups of front rotating wheels are respectively and tightly attached to the front side of the right end of the limiting plate 2 in a rotating manner, the right end of the sliding plate 5 is provided with a connecting component, the connecting component is connected with the left end of the limiting plate 2, the right ends of the two groups of reinforcing frames 6 are respectively provided with two groups of upper reinforcing rods 14 and two groups of lower reinforcing rods 15, the right ends of the two groups of upper reinforcing rods 14 and the two groups of lower reinforcing rods 15 are respectively connected with the front side and the rear side of the top of the left end of the sliding plate 5 and the front side and the rear side of the bottom of the left end of the sliding plate 5, the middle part of the left end of the two groups of reinforcing frames 6 is respectively penetrated with two groups of fastening screw holes, the two groups of fastening screw holes are respectively screwed with the two groups of fastening bolts 9, the inside of the two groups of extruding plates 10 is respectively provided with two groups of rotating cavities 16, the left ends of the two groups of rotating cavities 16 are respectively communicated with two groups of inserting holes 17, the right ends of the two groups of fastening bolts 9 respectively penetrate through the two groups of inserting holes 17 from the left sides of the two groups of extruding plates 10 and respectively extend into the two groups of rotating cavities 16, the two groups of rotating blocks 11 are respectively clamped with the two groups of rotating cavities 16 in a rotating way, the right ends of the two groups of fastening bolts 9 are respectively connected with the left ends of the two groups of rotating blocks 11; firstly, the guide device is installed on the side face of the ship body through a plurality of groups of installation blocks, then after the blowout preventer moves to the vicinity of the wellhead, the blowout preventer is lifted between two groups of reinforcing frames through a lifting rope component of lifting equipment, then the two groups of fastening bolts are respectively rotated, so that the two groups of fastening bolts respectively drive the two groups of extrusion plates to move right through the two groups of rotating blocks until the two groups of extrusion plates clamp the blowout preventer between the two groups of reinforcing frames and the sliding plate, at the moment, the blowout preventer can be controlled to descend through the lifting rope component, and meanwhile, the blowout preventer drives the sliding plate to longitudinally move downwards under the limit of rotating wheels of the two groups of front limit rods and the two groups of rear limit rods and the limit plates, and at the moment, the descending track of the blowout preventer is longitudinally parallel to the limit plates, so that the probability of collision between the blowout preventer and the ship body on two sides of a moon pool is reduced through additionally arranging the limit device, and the damage probability of the blowout preventer or the ship body structure is reduced, and practicability is enhanced.
The invention relates to a deep sea drilling blowout preventer guide device, which comprises four groups of connecting wheels 18, wherein four groups of connecting grooves 19 are respectively arranged on the front side and the rear side of the top area and the front side and the rear side of the bottom area of the right end of a sliding plate 5, four groups of rotating shafts 20 are respectively arranged in the middle of the four groups of connecting wheels 18 in a rotating manner, the front end and the rear end of each group of rotating shafts are respectively connected with the front end and the rear end of each group of connecting grooves, and the right ends of the four groups of connecting wheels 18 are respectively connected with the left end of a limiting plate 2 in a rotating manner; the sliding friction between the sliding plate and the limiting plate is changed into rolling friction through the four groups of connecting wheels, so that the abrasion between the limiting plate and the sliding plate is reduced, and the practicability is enhanced.
The invention relates to a blowout preventer guiding device for deep sea drilling, which further comprises anti-skid sleeves 21 arranged on the circumferential side walls of each group of rotating wheels and each group of connecting wheels; the friction coefficient of the anti-skid sleeve is larger, so that the anti-skid sleeve is arranged on the circumferential side wall of the rotating wheel and the connecting wheel, the slip probability of the rotating wheel and the connecting wheel is effectively reduced, the abrasion of the rotating wheel and the connecting wheel is reduced, namely the service lives of the rotating wheel and the connecting wheel are prolonged, and the practicability is enhanced.
The invention relates to a deep sea drilling blowout preventer guide device, which further comprises two groups of protection rods 22, wherein the rear sides of the left ends of two groups of reinforcing frames 6 are respectively provided with two groups of protection holes 23 in a penetrating way, the two groups of protection holes 23 are respectively sleeved with the two groups of protection rods 22 in a sliding way, and the right ends of the two groups of protection rods 22 are respectively connected with the rear sides of the left ends of two groups of extrusion plates 10; the two groups of protection rods slide into the two groups of extrusion plates in the two groups of protection holes respectively, so that the probability that the two groups of extrusion plates rotate in the process of rotating the two groups of fastening bolts is effectively reduced, the process that a worker positions the two groups of extrusion plates is omitted, and convenience is enhanced.
The invention relates to a deep sea drilling blowout preventer guide device, which also comprises a first protection plate 24 and two groups of second protection plates 25, wherein the right end of the first protection plate 24 is connected with the left end of a sliding plate 5, and the left ends of the two groups of second protection plates 25 are respectively connected with the right ends of two groups of extrusion plates 10; the blowout preventer is protected through the two groups of second protection plates and the first protection plates, so that the probability that the blowout preventer is extruded by the two groups of extrusion plates and the sliding plate is effectively reduced, and the practicability is enhanced.
The invention relates to a deep sea drilling blowout preventer guide device, which also comprises two groups of protection springs 26, wherein the two groups of protection springs 26 are respectively and movably sleeved with two groups of fastening bolts 9, and the right ends of the two groups of protection springs 26 are respectively and tightly attached to the left ends of two groups of reinforcing frames 6; the two groups of protection springs are used for limiting the two groups of fastening bolts respectively, so that the probability of self loosening of the two groups of fastening bolts is effectively improved, and the reliability is enhanced.
According to the deep sea drilling blowout preventer guide device, the front ends of the two groups of front limiting rods 7 and the rear ends of the two groups of rear limiting rods 8 are respectively provided with the two groups of front penetrating holes 27 and the two groups of rear penetrating holes 28 in a penetrating manner, the two groups of front auxiliary wheels 29 and the two groups of rear auxiliary wheels 30 are respectively and rotatably arranged in the two groups of front penetrating holes 27 and the two groups of rear penetrating holes 28, and the rear ends of the two groups of front auxiliary wheels 29 and the front ends of the two groups of rear auxiliary wheels 30 are respectively and rotatably clung to the front ends and the rear ends of the limiting plates 2; through set up two sets of preceding auxiliary wheels and two sets of rear auxiliary wheels respectively on two sets of preceding gag lever posts and two sets of rear gag lever posts, the effectual limiting plate of having reduced the wearing and tearing of gag lever post before to two sets of preceding gag lever posts and two sets of rear gag lever posts to the practicality has been strengthened.
The invention relates to a deep sea drilling blowout preventer guide device, which also comprises a positioning plate 31 and a positioning bolt 32, wherein the bottom end of the positioning plate 31 is connected with the top end of a limiting plate 2, the left side of the top end of the positioning plate 31 is provided with a positioning threaded hole in a penetrating way, the positioning threaded hole is screwed with the positioning bolt 32, and the left side of the top end of a sliding plate 5 is provided with a positioning threaded groove 33; when the blowout preventer is installed between the two groups of reinforcing frames and the sliding plate, the positioning bolts can be rotated under the support of the positioning plate, so that the positioning bolts are screwed into the positioning thread grooves, and at the moment, the two groups of reinforcing frames and the sliding plate are limited on the positioning plate, so that the fixing process of the blowout preventer is more convenient, and the practicability is enhanced.
When the deep sea drilling blowout preventer guiding device works, firstly, the blowout preventer is sent to a wellhead position, then a rainwater pipe is connected, firstly, the guiding device is installed on the side face of a ship body through a plurality of groups of installation blocks, then the blowout preventer is lifted between two groups of reinforcing frames through a lifting rope assembly of lifting equipment, then the two groups of fastening bolts are respectively rotated so that the two groups of fastening bolts respectively drive the two groups of extrusion plates to move right through the two groups of rotating blocks until the two groups of extrusion plates clamp the blowout preventer between the two groups of reinforcing frames and the sliding plate, at the moment, the blowout preventer can be controlled to descend through the lifting rope assembly, meanwhile, the sliding plate is driven to longitudinally move downwards under the limit of the rotating wheels of the two groups of front limiting rods and the two groups of rear limiting rods and the limiting plates, and at the moment, the descending track of the blowout preventer is longitudinally parallel to the limiting plates.
The terms "front", "back", "left", "right" and the like are used herein for illustrative purposes only.
The terms "first," "second," and "third" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (5)
1. The deep sea drilling blowout preventer guide device comprises a lifting device, wherein the lifting device is provided with a lifting rope assembly (1); the device is characterized by further comprising a limiting plate (2), a reinforcing plate (3), a plurality of groups of mounting blocks (4), a sliding plate (5), two groups of reinforcing frames (6), two groups of front limiting rods (7), two groups of rear limiting rods (8), two groups of fastening bolts (9), two groups of extrusion plates (10) and two groups of rotating blocks (11), wherein the middle part of the right end of the limiting plate (2) is connected with the left end of the reinforcing plate (3), the left ends of the plurality of groups of mounting blocks (4) are uniformly connected with the right end of the reinforcing plate (3), the left ends of the two groups of front limiting rods (7) and the left ends of the two groups of rear limiting rods (8) are respectively connected with the upper side and the lower side of the front end of the right side wall of the limiting plate (2) and the upper side and the lower side of the rear end of the rear side of the limiting plate (8), the right ends of the two groups of front limiting rods (7) and the right ends of the two groups of the rear limiting rods (8) are respectively rotatably provided with two groups of front rotating wheels (12) and two groups of rear rotating wheels (13), the left ends of the two groups of the front rotating wheels are respectively connected with the reinforcing plates (2) and the right ends of the reinforcing plates (2) and the two groups of the reinforcing plates (15) are respectively connected with the upper side of the left side of the two groups of the limiting rods (2) and the left side of the front limiting rods (8) and the left side of the two groups of the front limiting rods (2, the right ends of the two groups of upper reinforcing rods (14) and the two groups of lower reinforcing rods (15) are respectively connected with the front side and the rear side of the top of the left end of the sliding plate (5) and the front side and the rear side of the bottom, two groups of fastening screw holes are respectively penetrated in the middle of the left end of the two groups of reinforcing frames (6), the two groups of fastening screw holes are respectively screwed with the two groups of fastening bolts (9), two groups of rotating cavities (16) are respectively arranged in the two groups of extrusion plates (10), the left ends of the two groups of rotating cavities (16) are respectively communicated with two groups of inserting holes (17), the right ends of the two groups of fastening bolts (9) respectively penetrate through the two groups of inserting holes (17) from the left side of the two groups of extrusion plates (10) and respectively extend into the two groups of rotating cavities (16), the two groups of rotating blocks (11) are respectively clamped with the two groups of rotating cavities (16) in a rotating way, and the right ends of the two groups of bolts (9) are respectively connected with the left ends of the two groups of rotating blocks (11) in a rotating way;
the connecting assembly comprises four groups of connecting wheels (18), four groups of connecting grooves (19) are respectively formed in the front side and the rear side of the top area and the front side and the rear side of the bottom area of the right end of the sliding plate (5), four groups of rotating shafts (20) are respectively arranged in the middle of the four groups of connecting wheels (18) in a rotating mode, the front end and the rear end of each group of rotating shafts are respectively connected with the front end and the rear end of each group of connecting grooves, and the right ends of the four groups of connecting wheels (18) are respectively connected with the left end of the limiting plate (2) in a rotating mode;
the novel plastic extrusion device is characterized by further comprising two groups of protection rods (22), wherein the rear sides of the left ends of the two groups of reinforcement frames (6) are respectively penetrated and provided with two groups of protection holes (23), the two groups of protection holes (23) are respectively sleeved with the two groups of protection rods (22) in a sliding manner, and the right ends of the two groups of protection rods (22) are respectively connected with the rear sides of the left ends of the two groups of extrusion plates (10).
2. The deep sea blowout preventer guide apparatus according to claim 1, further comprising a first protection plate (24) and two sets of second protection plates (25), the right ends of the first protection plate (24) being connected to the left ends of the sliding plate (5), the left ends of the two sets of second protection plates (25) being connected to the right ends of the two sets of compression plates (10), respectively.
3. The deep sea well blowout preventer guide apparatus according to claim 2, further comprising two sets of protection springs (26), wherein the two sets of protection springs (26) are respectively movably sleeved with the two sets of fastening bolts (9), and right ends of the two sets of protection springs (26) are respectively clung to left ends of the two sets of reinforcing frames (6).
4. A deep sea blowout preventer guide apparatus according to claim 3, wherein the front ends of the two sets of front limit rods (7) and the rear ends of the two sets of rear limit rods (8) are respectively provided with two sets of front through holes (27) and two sets of rear through holes (28), the two sets of front through holes (27) and the two sets of rear through holes (28) are respectively provided with two sets of front auxiliary wheels (29) and two sets of rear auxiliary wheels (30) in a rotating manner, and the rear ends of the two sets of front auxiliary wheels (29) and the front ends of the two sets of rear auxiliary wheels (30) are respectively in close rotation with the front ends and the rear ends of the limit plates (2).
5. The deep sea well blowout preventer guide apparatus of claim 4, further comprising a positioning plate (31) and a positioning bolt (32), wherein the bottom end of the positioning plate (31) is connected with the top end of the limiting plate (2), a positioning threaded hole is formed in the left side of the top end of the positioning plate (31) in a penetrating manner, the positioning threaded hole is screwed with the positioning bolt (32), and a positioning threaded groove (33) is formed in the left side of the top end of the sliding plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658733.7A CN110219608B (en) | 2019-07-22 | 2019-07-22 | Deep sea well drilling blowout preventer guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658733.7A CN110219608B (en) | 2019-07-22 | 2019-07-22 | Deep sea well drilling blowout preventer guider |
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| Publication Number | Publication Date |
|---|---|
| CN110219608A CN110219608A (en) | 2019-09-10 |
| CN110219608B true CN110219608B (en) | 2023-12-12 |
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| CN201910658733.7A Active CN110219608B (en) | 2019-07-22 | 2019-07-22 | Deep sea well drilling blowout preventer guider |
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| CN (1) | CN110219608B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB874178A (en) * | 1957-04-15 | 1961-08-02 | California Research Corp | Apparatus for drilling offshore wells |
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