CN206246113U - The online erecting device of three-level piece-rate system asymmetric under water - Google Patents
The online erecting device of three-level piece-rate system asymmetric under water Download PDFInfo
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- CN206246113U CN206246113U CN201621345925.0U CN201621345925U CN206246113U CN 206246113 U CN206246113 U CN 206246113U CN 201621345925 U CN201621345925 U CN 201621345925U CN 206246113 U CN206246113 U CN 206246113U
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Abstract
The utility model provides a kind of online erecting device of three-level piece-rate system asymmetric under water, is applied to the rapid abutting joint of piece-rate system under water and online installation.The air cell body of the online erecting device is using the double gas vacuoles of asymmetric, servo-actuated drift is completed according to spherical adjusting deviation device, the horizontal offset of adjust automatically erecting device, according to air cell body and the balanced action adjust automatically vertical deviation amount of balance pipe, so as to realize stabilization lifting；Butt rigging and up and down lifting base are respectively completed the bikini lifting of three-level separator under water, are supported into sled and to neutralizing；Three groups of seizure cylinders and traction tube are arranged in bikini on lifting base and constitute three automatic centering mechanisms, catch cylinder and coordinate traction tube to realize automatic centering in lifting and centering operation, catch configuration retaining mechanism in cylinder and realize the auto lock in centering operation.
Description
Technical field
The utility model is related to device during a kind of piece-rate system installation under water of ocean engineering field, more particularly to one
Plant the online erecting device of the special asymmetric of three-level piece-rate system under water.
Background technology
Using the exploitation pattern of subsea production system plus floating platform turned into deep-sea oil gas exploitation main pattern it
One, subsea production system is typically produced under water by underwater well head, production tree, production/separation equipment, jumper pipe, submerged pipeline etc.
Equipment is constituted, and crude oil and production wastewater treatment equipment can be moved to by offshore platform chunk using separation equipment under water and is under water
System, greatly simplifies crude oil and production wastewater treatment flow, and effectively solves routine techniques occupation area of equipment and the disadvantage such as weight is big
End, but the installation exercise also to subsea production system proposes challenge simultaneously.
At present, the external multifunctional ship and its corresponding erecting device for having been developed installing deep water equipment, and in sea
Upper relevant engineering has carried out Preliminary Applications in practice, and China starts late in deep water equipment installation, still without technology into
Ripe deep water equipment installation vessel and special erecting device, the installation of underwater installation is still using the installation exercise in conventional shallow sea
Method, its installation exercise flow is generally divided into four-stage, and the stage one is loop wheel machine handling and decentralization operation on the water surface, during this
Underwater installation is only acted on by wind load, and the stage two does not flood operation completely for underwater installation, and the stage three is then to flood completely
No sessions, underwater installation can be acted on by the load such as wave force and ocean current power during this, the stage four is for seat is put and connects
Operation is connect, is mainly influenceed by environmental factor during this.
As can be seen here, the stressing conditions of underwater installation installation process are extremely complex, and equipment can be subject to wind during whole installation
The influence of the load such as power, wave force and ocean current power, is the installation dress in this conventional shallow sea while being influenceed by mounting shipping motion
Put and operating type has been no longer desirable for the installation of deep water hydrocarbon field underwater installation, and need to develop the special installation of deep water system
Equipment, to ensure the safety of deepwater development construction operation and the integrality of device structure, and ensures installation accuracy, it is ensured that water
Lower separation equipment can quickly and smoothly be installed to correct position.
The content of the invention
In order to effectively solve the installation question of piece-rate system under water and overcome existing shallow sea mounting technique and operating type to deposit
Defect and deficiency, the purpose of this utility model is to provide a kind of suitable deep water hydrocarbon field exploitation three-level piece-rate system peace under water
The online erecting device of asymmetric of dress.According to servo-actuated drift action, the balance of the asymmetric air cell body of balance pipe both sides
Pipe and the balanced action of air cell body, the bikini lifting of butt rigging and catch three automatic centerings between cylinder and traction tube and
Retaining mechanism, realize the stabilization lifting of three-level piece-rate system under water, automatic centering and locking and its with subsea manifold and Submarine Pipeline
Rapid abutting joint and online installation between road.
The utility model solves the technical scheme that its technical problem used, and to be to provide a kind of three-level piece-rate system under water non-
The online erecting device of symmetrical expression, the online erecting device of the asymmetric is main by balance pipe, air cell body, hoisting rig, connecting strand
Tool, lifting base, seizure cylinder and traction tube composition, its global design use the construction of asymmetric, wherein air cell body, lifting rope
Tool, butt rigging, seizure cylinder and traction tube are in the form of vertical, and balance pipe and lifting base then use horizontal arrangement
Form.
Using the double gas vacuole constructions of asymmetric, air cell body internal memory contains the gas of pressure-fired to air cell body, according to spherical tuningout
Mechanism completes servo-actuated drift, automatic to adjust to balance the random load such as wave power in lifting and centering operation Wave power and ocean current
The side-play amount of whole erecting device horizontal direction, while according to the asymmetric balanced action of air cell body, balancing wave and ocean current
The vertical oscillation load that interior ripple is transmitted through hoisting rig, the vertical deviation amount of adjust automatically erecting device, to ensure under water three
The stabilization lifting of level piece-rate system.Air cell body includes small gas vacuole, big gas vacuole, air bleeding valve, tuningout spheroid, tuningout gland and tuningout sheet
Body, wherein the material of small gas vacuole, big gas vacuole and tuningout spheroid using the strong polyester cord oblique of high intensity, cold and hot stability with
After sea water resistance is rubber combined, formed by high pressure and die material vulcanization, the material selection of tuningout gland and tuningout body is super
Two phase stainless steel, while entire body coating glass glue.Each part of air cell body uses split-type structural, air bleeding valve, tuningout spheroid, tune
Bias lid and tuningout body contain the two completely identical in structure monomers in left and right, and right one by one with small gas vacuole and big gas vacuole respectively
Should, and the axis keeping parallelism between the two tuningout glands in left and right and tuningout body.
The double gas vacuoles of asymmetric used by air cell body include small gas vacuole and big gas vacuole, and small gas vacuole and big gas vacuole use back taper
The gas vacuole of shape, and constituted by upper sphere and lower cone, the upper sphere of small gas vacuole and big gas vacuole is constructed using hemisphere, upper sphere
Top be provided with cylindrical end tangs, the center of the cylindrical end tangs is machined with sealing pipe thread hole, and configures air bleeding valve, air bleeding valve
Opening and closing can be for the cell that gas turnover and seawater fill small gas vacuole and big gas vacuole provides passage.Small gas vacuole and big gas vacuole
Lower cone constructed using inverted cone, the big end disc on lower cone top is tangent with the lower surface junction holding of upper sphere,
And the small end disc diameter of its underpart is then equal to the external diameter of tuningout spheroid upper disc body portion.
The spherical adjusting deviation device of air cell body is made up of tuningout spheroid, tuningout gland and tuningout body, tuningout spheroid and tuningout
Spherical pair is used between gland and tuningout body, by random loads such as wave powers in wave force and ocean current, tuningout spheroid is voluntarily adjusted
Angle simultaneously completes the servo-actuated drift of small gas vacuole and big gas vacuole, so as to reach the purpose of adjustment erecting device horizontal direction side-play amount.
Tuningout body uses cylinder, and its underpart is attached by ring flange with balance pipe, and tuningout body upper surface
Central part be then machined with semicircle sphere, the centre of sphere of tuningout body semicircle sphere is located on the axis of tuningout body；Tuningout sheet
Annular groove is milled with the lower surface of body ring flange, the section of the annular groove is in isosceles trapezoid, is furnished with hexagonal metallic in it
Ring, hexagonal metallic ring uses the material of crude metal ring body, its metal ring body to use intensity high and the strong metal of heat resistance,
The outer wrap of metal ring body has tinsel simultaneously.
The outer ring surface of tuningout gland is from top to bottom followed successively by circular conical surface and the face of cylinder, and the central part of its upper surface is then bored
There is the rounding conical surface, the external diameter of the small end disc with diameter greater than tuningout spheroid middle part cylinder of the rounding conical surface, while its taper is more than
The tuningout angle of air cell body；And semicircle sphere is machined with the tuningout gland cavity wall of the rounding conical surface lower end, tuningout gland
Semicircle sphere carries out precise finiss treatment with the semicircle sphere of tuningout body, and two halves Surface of Sphere remains concentric, while
The semicircle sphere lower chamber wall of tuningout gland is lined with tubulose gland, and the material selection nickel-base alloy of the tubulose gland simultaneously passes through close
With tuningout body be connected tuningout gland by envelope property pipe screw thread.
The top of tuningout spheroid is linked together with small gas vacuole and big gas vacuole respectively by disk body, the middle part of tuningout spheroid
Reverse taper and cylinder, the taper of tuningout spheroid reverse taper is from top to bottom used to be equal to the taper of the tuningout gland rounding conical surface successively；
The bottom of tuningout spheroid then uses Surface of Sphere, the Surface of Sphere to remain concentric with the semicircle sphere of tuningout gland and tuningout body
And coordinated using gap and constitute spherical pair, to ensure tuningout spheroid in tuningout gland and the intrinsic free degree of tuningout and flexibly
Degree；The lower end of tuningout spheroid is cut with the tangent plane parallel with its top disk body end face, and the cavity wall at the tangent plane central part is adopted
The structure being combined with circular conical surface and cylinder, to improve the stress of tuningout ball interior.The Surface of Sphere of tuningout spheroid is by upper
The ring-shaped groove of equidistant layered arrangement is had, totally four layers, each layer ring-shaped groove is inclined along the Surface of Sphere of tuningout spheroid and put
Put, and the conical point of the conical surface where each layer ring-shaped groove center line keeps concentric, each layer with the centre of sphere of tuningout spheroid Surface of Sphere
The cross section of ring-shaped groove uses rectangle, filling lubricating grease in it, while upper two layers ring-shaped groove and the half of tuningout gland
Surface of Sphere is coordinated, and semicircle sphere of the lower two layers ring-shaped groove then with tuningout body is coordinated.
Balance pipe uses horizontal structure of tube body long, upper even air cell body and hoisting rig and under connect butt rigging, while balance
The gas of pipe memory storage pressure-fired and aid in air cell body to balance lifting, to neutralizing in butt-joint operation Wave and ocean current ripple through lifting
The vertical oscillation load that rigging is transmitted.Balance pipe includes base tube body, upper flap seat and middle rest, and the material selection of balance pipe is super
Two phase stainless steel, while entire body coating glass glue.
The two side ends of base tube body are respectively arranged with ring flange, and a cecum flange is each equipped with the outside of each ring flange, from
And base tube body is separated into independent airtight chamber, it is equipped with same size on the end face that each ring flange and cecum flange are combined
Two annular grooves on the annular groove of size, and ring flange and cecum flange are arranged symmetrically and constitute toroidal cavity, the annular
Hexagonal metallic ring is configured with cavity, so as to realize the sealing of base tube body two side ends.The left and right sides of base tube body is respectively provided with
Three-way pipe, left and right sides three-way pipe using asymmetric vertical arrangement, and its axis respectively with tuningout gland and tuningout body
Axis overlaps, axial location of the left and right sides three-way pipe on base tube body according to three-level separator under water the left and right sides center of gravity position
Depending on putting；The upper end of left and right sides three-way pipe is respectively provided with ring flange, and is connected with the ring flange of tuningout body by studs
Connect.The upper surface of left and right sides threeway pipe flange is machined with the annular groove with same size size on tuningout body flange disk,
And on the annular groove and tuningout body flange disk on left and right sides threeway pipe flange annular groove kernel of section line of symmetry institute
The center circle cylinder of formation keeps overlapping to each other.
Upper flap seat and the vertical setting of middle rest, wherein upper flap seat is symmetrically arranged in the both sides and position of base tube body upper portion pipe body
Position between left and right sides three-way pipe, upper flap seat is divided into two groups, and middle rest is then arranged in base tube body using asymmetrical mode
Lower pipe body on, middle rest is divided into three groups, and rest is located at the underface of left and right sides three-way pipe, and middle one group in two groups of left and right
The position of middle rest then according to the axis of first order separator in three-level separator under water depending on.Flap seat and middle rest are equal on every group
It is placed in parallel containing two monomers and two monomers, flap seat is identical with specification with the structure of two monomers of middle rest and by half on every group
Circular steel plate and rectangular steel plates are combined, and the opening diameter at semi-circular sheet steel center is equal, upper flap seat respectively with each upper pin
Coordinate and realize being hinged between hoisting rig and balance pipe, while middle rest coordinates with each middle bearing pin and realizes butt rigging respectively
Being hinged between balance pipe.
Hoisting rig is used for completing a whole set of erecting device and the under water lifting of three-level separator, and it is by a main lifting rope and two
Root point lifting rope composition, and be in star arrangement between main lifting rope and point lifting rope, main lifting rope be located on the Central Symmetry face of balance pipe and
On be connected to the crane hook of sea workboat, two points of equal lengths of lifting rope and be symmetrically arranged in main lifting rope both sides and be followed by hanging oneself
Seat.
Butt rigging is used for completing the connection between a whole set of erecting device and under water three-level separator, and realizes three-level under water
Separator bikini lifting, it is made up of three connecting ropes and three groups of undersettings, three vertical arrangements of connecting rope and its grow
Depending on degree is according to each interface position of three-level separator under water, while rest and lower branch during the two ends of every connecting rope connect respectively
Seat.
The main lifting rope of hoisting rig is identical with the structure type of point lifting rope and the connecting rope of butt rigging, and main lifting rope,
Lifting rope and connecting rope is divided to be constituted by rope socket, connecting tube and rope body, main lifting rope configures a connecting tube and body of restricting, and every point
Lifting rope then equipped with rope socket, connecting tube and rope body, while every connecting rope configure two rope sockets and connecting tube and
One rope body, and two rope sockets and connecting tube of connecting rope are symmetrically arranged in the rope body two side ends of connecting rope and are connected as a single entity.Rope
One side of joint is combined by semicylinder and tetragonal body, and its another side then using non-uniform shaft and passes through sealing
Pipe screw thread links together with connecting tube；Connecting tube uses body long, and its inwall is using the ladder surface of revolution come the rope of static line body
End.
The undersetting of butt rigging is corresponded using vertical arrangement and with middle rest, and every group of undersetting is mutual by two
The ring flange of parallel side plate and a horizontal positioned is spliced, the biside plate of undersetting and upper flap seat and the monomer of middle rest two
Structure it is identical with specification, the ring flange of undersetting is by studs and method of the three-level separator into each interface of prying body under water
Blue disk is connected, and undersetting coordinates with each lower bearing pin and realizes being hinged between butt rigging and under water three-level separator respectively.
Lifting base is spliced by channel-section steel and I-steel, and the structure and specification phase of base and lower lifting base are lifted thereon
Together, upper lifting base be used for completing three-level separator under water into sled and lift, and lower lifting base then with subsea production tree and
Subsea manifold is connected as a single entity and for completing supporting to neutralizing for three-level separator under water.The overall profile for lifting base is presented class
Ship shape, master " ship " body in the middle part of lifting base is rectangular and arranges three-level separator under water thereon, lifts " ship " of chassis left side
Bow in isosceles trapezoid and its one group of seizure of middle part configuration cylinder and traction tube, and lift " ship " stern on the right side of base it is rectangular and its two
Side is arranged symmetrically two groups of seizure cylinder and traction tube, thus three groups of seizure cylinders and traction tube on lifting base in bikini arrangement
Constitute three automatic centering mechanisms.
Catch cylinder and use three vertical thick-wall cylinders, and be respectively arranged in upper lifting base, catch cylinder coordinate traction tube and
Three automatic centerings in lifting and centering operation are realized, cylinder is caught and is configured with evenly distributed retaining mechanism and realizes centering and make
Auto lock in industry, it includes catching base cylinder, lock pin and snap, catches the material selection super-duplex stainless steel of base cylinder, together
Shi Tongti coating glass glue, the material selection 35CrMo of lock pin and modifier treatment, and the material of snap then selects 65Mn.
The cylinder that base cylinder is combined using cylinder and cone is caught, its lower surface is equal with the bottom of upper lifting base
Together, catch base cylinder inner tube wall use variable cross-section rotary structure, be drilled to the face of cylinder in the middle part of its inner tube wall, the face of cylinder it is upper
End and lower end are drilled to circular conical surface respectively, catch the diameter of the upper end circular conical surface small end disc of base cylinder inner tube wall, the middle part face of cylinder and
The equal diameters of lower end circular conical surface small end disc, while the taper of its inner tube wall upper end circular conical surface and cone respectively less than its inner tube wall high
The taper and cone of lower end circular conical surface are high.Cylindricality blind hole evenly distributed in the circumferential direction is drilled with the middle part barrel for catching base cylinder,
The bottom of each cylindricality blind hole is machined with the locating shaft of variable cross-section, and the locating shaft uses multidiameter structure, and locating shaft section
The shaft shoulder is formed at change to be positioned through the side of snap one outside it.
Catch in the cylindricality blind hole on the barrel of base cylinder middle part and be configured with the retaining mechanism being made up of lock pin and snap, lock pin is adopted
With multidiameter structure, the outer ring surface of lock pin and the hole wall precision-fit for catching base cylindrical blind hole and form prismatic pair, lock pin
Inner side end is provided with wedge groove, and the wedge groove is arranged down；The shaft shoulder is formed at the changes of section of lock pin end face outside with fixed
Snap another side of the position outside it, realizes catching cylinder by the stretching motion of snap come band pendulum lock pin carries out inside and outside sliding
Auto lock between traction tube.
Traction tube uses three Long Tube Vertical bodies, and is respectively arranged in lower lifting base, is realized by drawing seizure cylinder
Automatic centering in lifting and centering operation, it includes traction base tube and support tube, and the material for drawing base tube and support tube is selected
With super-duplex stainless steel, while entire body coating glass glue.The overall profile of traction tube is presented class rocket-shaped, and traction base tube is by boring
Pipe and column jecket are welded, and its lower end is welded with dish type steel plate and the bottom of dish type steel plate and the lower bottom flush for lifting base,
The taper of the outer wall conical surface of Taper Pipe is consistent with the gradient of wedge groove on lock pin in traction base tube, and Taper Pipe in traction base tube
The external diameter of column jecket is equal to and catches the base cylinder inner tube wall middle part face of cylinder in the diameter and traction base tube of the big end disc of the outer wall conical surface
Diameter, the column jecket middle part for drawing base tube is drilled with and catches the circular aperture that cylinder retaining mechanism is engaged, the hole wall of each circular aperture
Coordinated using gap between the outer ring surface of lock pin.Support tube uses Taper Pipe, and the taper of the outer wall conical surface of Taper Pipe is equal in support tube
The taper of the lower end circular conical surface of base cylinder inner tube wall is caught, the taper of the outer wall conical surface of Taper Pipe in base tube is simultaneously greater than drawn；Additionally,
Traction base tube and support tube are together fixed on lower lifting base by the top and bottom of support tube by way of circumferential weld
On.
What the utility model to be reached has the technical effect that, the online erecting device of the asymmetric is according to asymmetric gas vacuole
The servo-actuated drift action of body, the balanced action of balance pipe and air cell body, the bikini of butt rigging lift and catch cylinder and lead
Three automatic centerings and retaining mechanism between skirt, realize stabilization lifting, automatic centering and the locking of three-level piece-rate system under water
And its rapid abutting joint between subsea manifold and submarine pipeline and online installation；Air cell body is using the double gas vacuoles of asymmetric, foundation
Spherical adjusting deviation device completes servo-actuated drift, the side-play amount of adjust automatically erecting device horizontal direction, while according to air cell body peace
The balanced action adjust automatically vertical deviation amount of weighing apparatus pipe, it is ensured that the stabilization lifting of three-level piece-rate system under water；Butt rigging is completed
The bikini lifting of three-level separator under water, upper lifting base complete three-level separator under water into sled and lift, and lower lifting
Base then completes supporting to neutralizing for three-level separator under water；Three groups of seizure cylinders and traction tube are in bikini cloth on lifting base
Put and constitute three automatic centering mechanisms, three for catching cylinder cooperation traction tube and realizing in lifting and centering operation are automatic right
In, catch in cylinder and be configured with evenly distributed retaining mechanism and realize the auto lock in centering operation.
Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings, but the utility model is not limited to following implementation
Example.
Fig. 1 is the typical case of the online erecting device of piece-rate system asymmetric of three-level under water proposed according to the utility model
Structure diagram.
Fig. 2 is the structure diagram of air cell body in the online erecting device of three-level piece-rate system asymmetric under water.
Fig. 3 is balance pipe, hoisting rig and butt rigging in the online erecting device of three-level piece-rate system asymmetric under water
Structure diagram.
Fig. 4 is the structure letter for catching cylinder and upper lifting base in the online erecting device of three-level piece-rate system asymmetric under water
Figure.
Fig. 5 is the structure letter of traction tube and lower lifting base in the online erecting device of three-level piece-rate system asymmetric under water
Figure.
Fig. 6 is the top view of Fig. 5.
Fig. 7 is the flow letter of piece-rate system lifting operation in the online erecting device of three-level piece-rate system asymmetric under water
Figure.
Fig. 8 is the flow letter of asymmetric centering operation in the online erecting device of three-level piece-rate system asymmetric under water
Figure.
Fig. 9 is that gas vacuole balance pipe reclaims the flow letter of operation in the online erecting device of three-level piece-rate system asymmetric under water
Figure.
Figure 10 is the flow letter of piece-rate system butt-joint operation in the online erecting device of three-level piece-rate system asymmetric under water
Figure.
1- hoisting rigs in figure, 2- air cell bodies, 3- balance pipes, 4- butt riggings, 5- three-level separator, 6- under water
Lifting base, 7- seizure cylinders, 8- traction tubes, the small gas vacuoles of 9-, 10- air bleeding valves, the big gas vacuoles of 11-, 12- tuningout spheroids,
13- tuningout glands, 14- tuningout bodies, the main lifting ropes of 15-, 16- points of lifting rope, 17- upper pins, the upper flap seats of 18-, 19- bases
Body, rest in 20-, bearing pin in 21-, 22- connecting ropes, 23- lower bearing pins, 24- undersettings, 25- catches base cylinder, 26-
Snap, 27- lock pins lift base on 28-, 29- support tubes, 30- traction base tubes lift base under 31-, 32- is under water
Production tree, 33- subsea manifolds, 34- bridging oil pipes, 35- pipe flap seats, 36- connected pipes, 37- petroleum pipeline, 38- under water
Connecting water pipe, 39- water-supply-pipes under water.
Specific embodiment
In Fig. 1, under water the online erecting device of three-level piece-rate system asymmetric it is main by hoisting rig 1, air cell body 2,
Balance pipe 3, butt rigging 4, lifting base 6, seizure cylinder 7 and traction tube 8 are constituted, and the online installation method of its asymmetric is for successively
Implement subsea manifold measurement and reclaim work with positioning operation, piece-rate system lifting operation, asymmetric centering operation, gas vacuole balance pipe
The a whole set of work flow of industry and piece-rate system butt-joint operation, thus completes the online Fast Installation of three-level separator 5 under water.
In Fig. 1, before the assembling of the asymmetric online erecting device, hoisting rig 1 and the main element of butt rigging 4 it is outer
Surface is coated the anti-seawater corrosion treatment of grease respectively, and the outer surface for lifting the main element of base 6 carries out spray painting preservative treatment.
When the online erecting device of the asymmetric is assembled, during hoisting rig 1 is passed through by upper pin and butt rigging 4 first successively
Bearing pin is connected in one with balance pipe 3, and the small gas vacuole and big gas vacuole of air cell body 2 then are connected into 3 liang of balance pipe by tuningout body
Side, then under water three-level separator 5 by lifting the upper lifting base of base 6 into prizing and by lower bearing pin be connected to butt rigging 4
Lower end realizes that bikini is lifted, and last three groups of seizure cylinder 7 and traction tube 8 are arranged in bikini on lifting base 6 and constitute three
Cylinder automatic centering mechanism, and the lower lifting base of lifting base 6 is linked as one with traction tube 8 with subsea production tree and subsea manifold
Body.
In Fig. 1, when the online erecting device of the asymmetric is debugged, tuningout spheroid Surface of Sphere and the tuningout pressure of air cell body 2
Between the semicircle sphere of lid and tuningout body can comprehensive flexible rotating and fluent in space, in catching the retaining mechanism of cylinder 7
Lock pin and traction tube 8 in draw base tube circular aperture between can flexibly slide and fluent, and keep air cell body 2 and balance
Pipe 3 and the under water cleaning of the inwall of three-level separator 5；Meanwhile, it is examined in the air bleeding valve of air cell body 2 and under water three-level separator 5
Underwater safety valve, subsea control valve, under water the switch of the valve such as shut-off valve it is whether correct, check tuningout spheroid in air cell body 2
Whether lubricating grease is full of in each layer ring-shaped groove, and the lock pin that inspection is caught in the retaining mechanism of cylinder 7 has in not damaged and air cell body 2
There is no marking on the semicircle sphere of tuningout gland and tuningout body, check at each bearing pin and thread connection whether firmly and to there is rustless
Erosion.
In Fig. 1, in the online erecting device of the asymmetric hoisting rig 1, air cell body 2, butt rigging 4, seizure cylinder 7
Vertical is used with traction tube 8, and balance pipe 3 and lifting base 6 then use horizontal arrangement, according to non-right in installation exercise
The servo-actuated drift action of title formula air cell body 2, the balanced action of balance pipe 3 and air cell body 2, the bikini lifting of butt rigging 4 with
And catch three automatic centerings between cylinder 7 and traction tube 8 and retaining mechanism, complete three-level separator 5 under water stabilization lifting, from
The dynamic rapid abutting joint to neutralization locking and its between subsea manifold and submarine pipeline and online installation.
In fig. 2, small gas vacuole 9 and big gas vacuole 11 gas vacuole volume according to lifting and centering operation where marine site wave force and
The random load such as wave power situation, hoisting rig 1 are transmitted in ocean current vertical oscillation load and under water three-level separator 5 are on a left side
The combined factors such as the gross weight that right both sides are concentrated carry out type selecting, while the specification of air bleeding valve 10 is according to small gas vacuole 9 and big gas vacuole
11 gas vacuole volume is chosen respectively, comprehensive tune in space between tuningout spheroid 12 and tuningout gland 13 and tuningout body 14
Inclined angle is set according to random load actual conditions such as wave powers in marine site wave force where lifting and centering operation and ocean current
Meter.
In fig. 2, small gas vacuole 9 and big gas vacuole 11 are collected in the both sides of balance pipe 3 according to the left and right sides of three-level separator 5 under water
In gross weight carry out asymmetric and arrange and form floating load accordingly to be balanced, thus adjust automatically erecting device is vertical
Displacement；Connected by spherical pair between tuningout spheroid 12 and tuningout gland 13 and tuningout body 14 and constitute spherical aligning machine
Structure, is achieved in the servo-actuated drift action of air cell body 2 and the side-play amount of adjust automatically erecting device horizontal direction, so as to complete water
The stabilization lifting of lower three-level separator 5；In addition, can be to being filled with pressure-fired in small gas vacuole 9 and big gas vacuole 11 by air bleeding valve 10
Gas and seawater.
In figure 3, sea situation, lifting of the volume of base tube body 19 according to lifting with centering operation place marine site in balance pipe 3
The combined factors such as the floating load of vertical oscillation load and required maximum that rigging 1 is transmitted carry out type selecting, the pipe range of base tube body 19
Selection then need to consider the overall size of 5 one-tenth prying bodies of three-level separator under water；Main lifting rope 15 and point lifting rope 16 in hoisting rig 1
Specification is according to the sea situation in marine site and lifting most hook under water required for three-level separator 5 where lifting and centering operation
Load is designed, and the specification of connecting rope 22 then needs to consider lifting, neutralization reclaimed where in operation in butt rigging 4
Three-level separator 5 and maximum tension stress required when bridging oil pipe are chosen under water for the sea situation in marine site and lifting.
In figure 3, the gas of the memory storage pressure-fired of base tube body 19, so as to realize the balanced action of balance pipe 3 and aid in gas
Cell space 2 balance lifting, to neutralize butt-joint operation in vertical oscillation load；Base tube body 19 is by the upper flap seat 18 on its outer ring surface
With the cooperation between upper pin 17 and upper company point lifting rope 16, and by the cooperation between middle rest 20 and middle bearing pin 21 under splicing in succession
22, while main lifting rope 15 is connected with the loop wheel machine on workboat, and connecting rope 22 passes through matching somebody with somebody between lower bearing pin 23 and undersetting 24
Close and realize online erecting device and the under water connection of three-level separator 5.
In fig. 4, the upper specification of lifting base 28 of lifting base 6 is according to the total of 5 one-tenth prying bodies of three-level separator under water
Size is adjusted, and channel-section steel and the particular location of I-steel splicing are according to each in three-level separator 5 under water in upper lifting base 28
Level separator arrangement orientation and determine；Catch in the cylindricality blind hole caught on base 25 barrels of cylinder in cylinder 7 and configure by the He of lock pin 27
Snap 26 constitute retaining mechanism, retaining mechanism it is along the circumferential direction evenly distributed and by snap 26 stretching motion band pendulum lock pin
27 carry out inside and outside sliding, so as to realize that the auto lock between cylinder 7 and traction tube 8 is caught in centering operation.
In fig. 5 and fig., the structure and specification of the lower lifting base 31 of lifting base 6 are protected with upper lifting base 28
Hold consistent, three groups of support tubes of traction tube 8 29 and traction base tube 30 lift base 31 and upper lifting bottom lower respectively with cylinder 7 is caught
Arranged in bikini on seat 28 and constitute three automatic centering mechanisms, base cylinder 25 and traction base are caught in three automatic centering mechanisms
The position of pipe 30 is corresponded and three automatic centerings in lifting and centering operation is realized by cooperation.
In the figure 7, in piece-rate system lifting operation flow, it is filled with respectively in small gas vacuole 9, big gas vacuole 11 and base tube body 19
The gas of pressure-fired is simultaneously linked together by ring flange and studs, and base tube body 19 on upper flap seat 18 by connecting main lifting rope 15
Splicing 22 in succession under with point lifting rope 16 and by middle rest 20, the separators at different levels of three-level separator 5 are at upper lifting bottom under water
It is sequentially arranged and forms sled on seat 28, and is connected with online erecting device by undersetting 24 and realizes bikini lifting.Lifting
During progressively transfer three-level separator 5 under water by constantly discharging main lifting rope 15, using the servo-actuated of asymmetric air cell body 2
The random load such as wave power in drift action Real-time Balancing wave force and ocean current, while being made using the balance of balance pipe 3 and air cell body 2
With the vertical oscillation load of Real-time Balancing, so as to by three-level separator 5 under water, smoothly stabilization is lifted to the interface position of subsea manifold
Place.
In fig. 8, in asymmetric centering work flow, the servo-actuated drift action using asymmetric air cell body 2 is real-time
The random load such as wave power in balance wave force and ocean current, level of the three-level separator 5 in the side of small gas vacuole 9 is inclined under water for adjust automatically
Shifting amount θ1With the horizontal offset θ of the side of big gas vacuole 112, while using balance pipe 3 and the balanced action Real-time Balancing of air cell body 2
Vertical oscillation load, the vertical deviation amount of adjust automatically three-level separator 5 under water, so as to keep three-level separator 5 under water making
Stabilization in industry；Then, the traction base tube 30 of 25 automatic centering relevant positions of each seizure base cylinder is continued using underwater robot
Three-level separator 5 under water is smoothly transferred, the lock pin 27 of 25 internal locking mechanisms of base cylinder to be captured is slided under the promotion of snap 26 and led
After drawing the circular aperture of the tube wall of base tube 30, auto lock between cylinder 7 and traction tube 8 is caught, so as to will consolidate three-level separator 5 under water
Due on the lifting base 6 of sea bed.
In fig .9, during gas vacuole balance pipe reclaims work flow, air bleeding valve 10 is opened and to small first with underwater robot
Seawater is filled up in gas vacuole 9 and big gas vacuole 11, to remove the floating load of air cell body 2；Then, unscrewed successively using underwater robot and pulled out
The studs gone out on each undersetting 24, three-level separator 5 will disassemble from online erecting device under water；Finally, pass through
Together be recycled on workboat for air cell body 2, balance pipe 3 and butt rigging 4 by loop wheel machine and hoisting rig 1.
In Fig. 10, in piece-rate system butt-joint operation flow, it is made up of newly hoisting rig 1, balance pipe 3 and butt rigging 4
Hanging apparatus and using balance pipe 3 balanced action implement lifting operation, first by connected pipes 36 stabilization lifting under water
The interface of the oil gas collection conduits lower end of three-level separator 5, tightens each studs and will connect oil successively using underwater robot
Pipe 36 and under water petroleum pipeline 37 are connected on three-level separator 5 under water；Then, using new hanging apparatus by the stabilization of connecting water pipe 38
Lift to the interface of the drainage pipeline lower end of three-level separator 5 under water, tighten each studs using underwater robot and successively will
Connecting water pipe 38 and under water water-supply-pipe 39 are connected on three-level separator 5 under water；Finally, coordinated by pipe flap seat 35 and lower bearing pin 23
Bridging oil pipe 34 is connected to new hanging apparatus, and stabilization lifting is to the interface of subsea manifold 33 and the entrance of three-level separator 5 under water
Between position, tighten each studs using underwater robot and the end for bridging oil pipe 34 be connected to the He of subsea production tree 32
The other end for bridging oil pipe 34 on subsea manifold 33 simultaneously links together with three-level separator 5 under water, then using machine under water
Device people extracts each lower bearing pin 23 so as to new hanging apparatus be disassembled from bridging oil pipe 34, and by loop wheel machine and lifting rope
Be recycled to new hanging apparatus on workboat by tool 1.
The various embodiments described above are merely to illustrate the utility model, wherein the structure of each part, connected mode etc. all can be
It is varied from, every equivalents carried out on the basis of technical solutions of the utility model and improvement should not be excluded
Outside protection domain of the present utility model.
Claims (8)
1. one kind online erecting device of three-level piece-rate system asymmetric under water, the online erecting device of the asymmetric is according to balance
The servo-actuated drift action of the asymmetric air cell body of pipe both sides, the balanced action of balance pipe and air cell body, 3 points of butt rigging
Formula lifts and catches three automatic centerings between cylinder and traction tube and retaining mechanism, realizes the stabilization of three-level piece-rate system under water
Lifting, automatic centering and locking and its rapid abutting joint between subsea manifold and submarine pipeline and online installation, it is characterised in that：
The global design of the online erecting device of the asymmetric is constructed using asymmetric, wherein air cell body, hoisting rig, connection
Rigging, seizure cylinder and traction tube use vertical, and balance pipe and lifting base then use horizontal arrangement；
One air cell body；The air cell body completes servo-actuated drift using the double gas vacuole constructions of asymmetric according to spherical adjusting deviation device, from
The side-play amount of dynamic adjustment erecting device horizontal direction, while according to the vertical position of asymmetric balanced action adjust automatically erecting device
Shifting amount；Each part of air cell body uses split-type structural, small gas vacuole and big gas vacuole to use the gas vacuole of back taper, and by upper ball
Body and lower cone are constituted, and wherein upper sphere uses hemisphere, and upper sphere top is provided with cylindrical end tangs and configures air bleeding valve；Air cell body
Spherical adjusting deviation device be made up of tuningout spheroid, tuningout gland and tuningout body, tuningout spheroid and tuningout gland and tuningout body
Between use spherical pair, the central part of tuningout body upper surface is machined with semicircle sphere, the centre of sphere position of tuningout body semicircle sphere
In on the axis of tuningout body, annular groove is milled with the lower surface of tuningout body flange disk, is furnished with hexagonal metallic ring in it；
The central part of tuningout gland upper surface is drilled with the rounding conical surface, and semicircle is machined with the tuningout gland cavity wall of the rounding conical surface lower end
Sphere, semicircle sphere and the semicircle sphere of tuningout body of tuningout gland remain concentric, while the semi-round ball of tuningout gland
Face lower chamber wall is lined with tubulose gland；The middle part of tuningout spheroid is from top to bottom successively using reverse taper and cylinder, and its underpart
Then use Surface of Sphere, the Surface of Sphere remains concentric with the semicircle sphere of tuningout gland and tuningout body, and the Surface of Sphere by
Ring-shaped groove that is upper and having equidistant layered arrangement, the lower end of tuningout spheroid is cut with parallel with its top disk body end face
Tangent plane；
One balance pipe；The balance pipe uses horizontal body long, and the two side ends of base tube body are respectively arranged with ring flange, each ring flange
Outside configure a cecum flange, so as to base tube body is separated into independent airtight chamber, the left and right sides point of base tube body
Three-way pipe is not set, left and right sides three-way pipe using asymmetric vertical arrangement and its upper end is respectively provided with ring flange, the ring flange
Upper surface be machined with annular groove with same size size on tuningout body flange disk；Upper flap seat and middle rest is vertical sets
Put, wherein upper flap seat is symmetrically arranged in the both sides and the position between left and right sides three-way pipe of base tube body upper portion pipe body, hang oneself
Seat is divided into two groups, and middle rest is then arranged on the lower pipe body of base tube body using asymmetrical mode, and middle rest is divided into three groups；
One hoisting rig and butt rigging；The hoisting rig is made up of a main lifting rope and two pieces points of lifting ropes, and main lifting rope with
It is in star arrangement between point lifting rope, the butt rigging is made up of three connecting ropes and three groups of undersettings, three connecting ropes are hung down
To arrangement；Main lifting rope, point lifting rope and connecting rope are constituted by rope socket, connecting tube and rope body, and main lifting rope configures a connecting tube
With rope body, every point of lifting rope is then furnished with a rope socket, connecting tube and rope body, while every connecting rope configures two rope sockets
With connecting tube and a rope body, every group of undersetting is by two side plates being parallel to each other and a ring flange splicing for horizontal positioned
Into；
One lifting base；The lifting base is spliced by channel-section steel and I-steel, and its overall profile is presented class ship shape, lifts bottom
Master " ship " body in the middle part of seat is rectangular, and " ship " bow on the left of it is in isosceles trapezoid, and " ship " stern on the right side of it is rectangular, and thus three
Group catches cylinder and traction tube and is arranged in bikini on lifting base and constitute three automatic centering mechanisms；
One catches cylinder；The seizure cylinder uses three vertical thick-wall cylinders, and is respectively arranged in upper lifting base；Base cylinder is caught to adopt
The cylinder being combined with cylinder and cone, cylindricality blind hole evenly distributed in the circumferential direction is drilled with its middle part barrel, each
The bottom of cylindricality blind hole is machined with the locating shaft of variable cross-section；Catch in the cylindricality blind hole on the barrel of base cylinder middle part and be configured with by lock pin
The retaining mechanism constituted with snap, lock pin uses multidiameter structure, and the inner side end of lock pin is provided with wedge groove；
One traction tube；The traction tube uses three Long Tube Vertical bodies, and is respectively arranged in lower lifting base, and its overall profile is in
Existing class rocket-shaped；Support tube uses Taper Pipe, traction base tube to be welded by Taper Pipe and column jecket, the taper of the outer wall conical surface of its Taper Pipe
Gradient with wedge groove on lock pin is consistent, and its column jecket middle part is drilled with and catches the circular port that cylinder retaining mechanism is engaged
Eye.
2. the online erecting device of the piece-rate system asymmetric of three-level under water according to claim 1, it is characterised in that：It is described
The air bleeding valve of air cell body, tuningout spheroid, tuningout gland and tuningout body containing the two completely identical in structure monomers in left and right, and
Corresponded with small gas vacuole and big gas vacuole respectively, the axis keeping parallelism between the tuningout gland of left and right two and tuningout body；
The double gas vacuoles of the asymmetric of the air cell body include small gas vacuole and big gas vacuole, and the lower cone use of small gas vacuole and big gas vacuole is fallen
Cone, and the big end disc on lower cone top keeps tangent with the lower surface junction of small gas vacuole and big gas vacuole upper sphere；
The air cell body is voluntarily adjusted by the random loads such as wave power in wave force and ocean current, the tuningout spheroid in spherical adjusting deviation device
Whole angle simultaneously completes the servo-actuated drift of small gas vacuole and big gas vacuole, so as to adjust the side-play amount of erecting device horizontal direction.
3. the online erecting device of the piece-rate system asymmetric of three-level under water according to claim 1 and 2, it is characterised in that：
The tuningout body uses cylinder, and its underpart is attached by ring flange with balance pipe；Tuningout body flange disk lower surface
On annular groove section be in isosceles trapezoid, hexagonal metallic ring of configuration uses crude metal ring body in it；
The outer ring surface of the tuningout gland is from top to bottom followed successively by circular conical surface and the face of cylinder, tuningout gland upper surface central part
Rounding conical surface small end disc with diameter greater than tuningout spheroid middle part cylinder external diameter, and the rounding conical surface taper more than air cell body
Tuningout angle, the tubulose gland of tuningout gland semicircle sphere bottom passes through sealing pipe screw thread by tuningout gland and this body phase of tuningout
Connection；
The top of the tuningout spheroid is linked together with small gas vacuole and big gas vacuole respectively by disk body, tuningout spheroid reverse taper
Taper be equal to the tuningout gland rounding conical surface taper；The Surface of Sphere of tuningout spheroid and tuningout gland and the semi-round ball of tuningout body
Face is coordinated using gap and constitutes spherical pair, and the cavity wall at the tangent plane central part of tuningout spheroid lower end uses circular conical surface and cylinder
The structure being combined, each layer ring-shaped groove on tuningout spheroid Surface of Sphere along the Surface of Sphere slant setting of tuningout spheroid, and respectively
The conical point of the conical surface where layer ring-shaped groove center line keeps concentric with the centre of sphere of tuningout spheroid Surface of Sphere, while upper two layers
Ring-shaped groove is coordinated with the semicircle sphere of tuningout gland, and lower two layers ring-shaped groove enters with the semicircle sphere of tuningout body
Row coordinates.
4. the online erecting device of the piece-rate system asymmetric of three-level under water according to claim 1, it is characterised in that：It is described
Connect on balance pipe air cell body and hoisting rig and under connect butt rigging, each ring flange of base tube body two side ends is mutually tied with cecum flange
The symmetrical cloth of two annular grooves on the annular groove of same size size, and ring flange and cecum flange is equipped with the end face of conjunction
Put and constitute toroidal cavity, hexagonal metallic ring is configured with the toroidal cavity；The axis of base tube body left and right sides three-way pipe point
Axis not with tuningout gland and tuningout body overlaps, annular groove and tuningout body flange on left and right sides threeway pipe flange
The center circle cylinder that the kernel of section line of symmetry of annular groove is formed on disk keeps overlapping to each other；
In two groups of left and right in the balance pipe rest be located at left and right sides three-way pipe underface, and in middle one group rest position
Put then according to the axis of first order separator in three-level separator under water depending on；Flap seat and middle rest contain two lists on every group
Body and two monomers are placed in parallel, two monomers of flap seat and middle rest are combined by semi-circular sheet steel and rectangular steel plates on every group.
5. the online erecting device of piece-rate system asymmetric of three-level under water according to claim 1 or 4, it is characterised in that：
The main lifting rope of the hoisting rig be located on the Central Symmetry face of balance pipe and on be connected to the crane hook of workboat, hoisting rig
In two points of equal lengths of lifting rope and be symmetrically arranged in main lifting rope both sides and be followed by upper flap seat；
The butt rigging realizes the bikini lifting of three-level separator under water, and three connecting rope length are separated according to three-level under water
Depending on each interface position of device, and every connecting rope two ends connect respectively in rest and undersetting；Undersetting uses vertical cloth
Put and corresponded with middle rest, every group of biside plate of undersetting and upper flap seat and the structure and specification phase of the monomer of middle rest two
Together；
Two rope sockets and connecting tube of connecting rope are symmetrically arranged in the rope body two side ends of connecting rope and are linked as in the butt rigging
Integrally, a side of the rope socket of main lifting rope, point lifting rope and connecting rope is combined by semicylinder and tetragonal body, and its is another
Side uses non-uniform shaft, and connecting tube then uses body long, and its inwall is using the ladder surface of revolution come the end portion of static line body.
6. the online erecting device of the piece-rate system asymmetric of three-level under water according to claim 1, it is characterised in that：It is described
The upper lifting base for lifting base is identical with specification with the structure of lower lifting base, and upper lifting base completes three-level separator under water
Into sled and lift, and lower lifting base is then connected as a single entity with subsea production tree and subsea manifold and completes three-level separator under water
To neutralize support；Three-level separator under water is arranged on master " ship " body in the middle part of lifting base, " ship " bow middle part on the left of it is matched somebody with somebody
Put one group of seizure cylinder and traction tube, and " ship " stern both sides on the right side of it are arranged symmetrically two groups of seizure cylinders and traction tube.
7. the online erecting device of the piece-rate system asymmetric of three-level under water according to claim 1, it is characterised in that：It is described
Catch cylinder and be furnished with evenly distributed retaining mechanism, the inner tube wall for catching base cylinder uses variable cross-section rotary structure, its inner tube wall
Middle part is drilled to the face of cylinder, and the top and bottom on the face of cylinder are drilled to circular conical surface respectively, catches the upper end circular conical surface of base cylinder inner tube wall
The equal diameters of the diameter, the middle part face of cylinder and lower end circular conical surface small end disc of small end disc, while its inner tube wall upper end circular cone
Taper and the cone taper for being respectively less than its inner tube wall lower end circular conical surface high and cone in face are high；Catch the positioning of base cylindrical blind via bottom
Axle is used and formed at multidiameter structure, and the changes of section of locating shaft the shaft shoulder to be positioned through the side of snap one outside it；
It is described catch cylinder lock pin outer ring surface with catch base cylindrical blind hole hole wall precision-fit and form prismatic pair, in lock pin
The wedge groove of side end face is arranged down；The shaft shoulder is formed at the changes of section of lock pin end face outside to be positioned through the snap outside it
Another side, carries out inside and outside sliding and realizes catching automatic between cylinder and traction tube by the stretching motion of snap with pendulum lock pin
Locking.
8. the online erecting device of piece-rate system asymmetric of three-level under water according to claim 1 or 7, it is characterised in that：
By drawing the automatic centering caught during cylinder realizes lifting and centering operation, the lower end for drawing base tube is welded with dish type to the traction tube
The bottom of steel plate and dish type steel plate and the bottom flush of lower lifting base, draw the big end disc of the outer wall conical surface of Taper Pipe in base tube
Diameter and traction base tube in column jecket external diameter be equal to catch base cylinder inner tube wall middle part the face of cylinder diameter, draw base tube center pillar
Coordinated using gap between the hole wall of each circular aperture and the outer ring surface of lock pin in the middle part of pipe；The outer wall conical surface of Taper Pipe in support tube
Taper is equal to the taper of the lower end circular conical surface for catching base cylinder inner tube wall, simultaneously greater than draws the cone of the outer wall conical surface of Taper Pipe in base tube
Degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621345925.0U CN206246113U (en) | 2016-12-09 | 2016-12-09 | The online erecting device of three-level piece-rate system asymmetric under water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621345925.0U CN206246113U (en) | 2016-12-09 | 2016-12-09 | The online erecting device of three-level piece-rate system asymmetric under water |
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| CN206246113U true CN206246113U (en) | 2017-06-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640030A (en) * | 2016-12-09 | 2017-05-10 | 青岛理工大学 | Asymmetric type on-line installing device and method for underwater three-stage separation system |
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2016
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640030A (en) * | 2016-12-09 | 2017-05-10 | 青岛理工大学 | Asymmetric type on-line installing device and method for underwater three-stage separation system |
| CN106640030B (en) * | 2016-12-09 | 2022-12-09 | 青岛理工大学 | Asymmetric online installation method of underwater three-stage separation system |
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