CN110370015A - Offshore platform large structure installation tool - Google Patents
Offshore platform large structure installation tool Download PDFInfo
- Publication number
- CN110370015A CN110370015A CN201910721543.5A CN201910721543A CN110370015A CN 110370015 A CN110370015 A CN 110370015A CN 201910721543 A CN201910721543 A CN 201910721543A CN 110370015 A CN110370015 A CN 110370015A
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- China
- Prior art keywords
- hydraulic
- executing agency
- valve
- solenoid valve
- piston rod
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
Abstract
The present invention provides a kind of offshore platform large structure installation tool, round end executing agency and hydraulic actuating mechanism are located at top large structure and correspond on the outer wall of two sides, and rotating mechanism and hydraulic motor are located on the lower part large structure outer wall ipsilateral with hydraulic actuating mechanism；Centering executing agency is located on the lower part large structure outer wall ipsilateral with round end executing agency；Hydraulic actuating mechanism piston rod penetrates rotating mechanism, and by the fixed locking of sliding claw, the T-shaped piston rod of rotating mechanism and hydraulic motor drive axis connection；Round end executing agency piston rod is penetrated by centering executing agency shell and supports the bottom in middle executing agency's shell；Hydraulic rotating control system controls hydraulic actuating mechanism and the movement of hydraulic motor drives rotating mechanism to rotate large structure, hydraulic locking control system controls the movement of round end executing agency and the centering of centering executing agency, keep large structure positioning fast and convenient, reduce construction risk, reduces the duration.
Description
Technical field
The present invention relates to a kind of offshore platform large structure installation tools.
Background technique
With the decline of well head pressure in recent years, platform needs to increase several wet gas compressors, so that it is outer defeated to reach increase
The purpose of natural gas.It is driven in view of several compressors rely on combustion gas turbine, therefore smoke evacuation system is arranged in every unit,
The matched large structure diameter of every unit reaches 3m, and height 18m, every large structure spacing is less than 5m.According to land
Installation, marine integral hoisting scheme in place, lifting wirerope and large structure can collide, therefore can be using sea
The individually scheme of lifting installation large structure.But at sea be easy to collide under the influence of stormy waves stream ground, in order to
The risk for reducing collision, saves the drain on manpower and material resources of installation, it is therefore desirable to design suitable installation tool.
Summary of the invention
A kind of offshore platform large scale structure is provided it is an object of the invention to overcome the problems of the above-mentioned prior art
Object installation tool can carry out precisely quick location and installation for large structure in the environment of marine environment stormy waves stream,
Reach and avoid collision, saves the purpose of construction period and expense.
The purpose of the present invention is implemented by the following technical solutions.
Offshore platform large structure installation tool of the present invention, it is characterised in that: round end executing agency and hydraulic execution
Mechanism is respectively provided on the corresponding two sides outer wall of top large structure, and rotating mechanism and hydraulic motor are respectively provided at and hold with hydraulic
On the lower part large structure outer wall of row mechanism the same side；Centering executing agency is located at the lower part ipsilateral with round end executing agency
On large structure outer wall；
The piston rod of the hydraulic actuating mechanism is penetrated in rotating mechanism and is offseted with the T-shaped piston rod of rotating mechanism, and is led to
Cross the fixed locking of sliding claw of rotating mechanism, the T-shaped piston rod of rotating mechanism and the driving axis connection of hydraulic motor；The rotation
The piston rod of Zhuan Duan executing agency is penetrated by centering executing agency shell horn mouth and supports the bottom in middle executing agency's shell；
Hydraulic control system includes hydraulic rotating control system and hydraulic locking control system；
The hydraulic rotating control system is by hydraulic oil container, overflow valve, hydraulic pump, accumulator, pressure gauge, pressure regulator valve, two
Three-way magnetic valve, first liang of position four-way solenoid valve, hydraulic actuating mechanism, hydraulic motor, speed governing valve and the second two four are powered
Magnet valve composition；Hydraulic oil container outlet is connect by hydraulic line with hydraulic Pump Suction Nozzle, and hydraulic pump outlet passes through hydraulic line
With sending for accumulator, pressure gauge, pressure regulator valve, two-bit triplet solenoid valve, first liang of position four-way solenoid valve and hydraulic actuating mechanism
Hydraulic fluid port series connection；Overflow valve in parallel, returns to hydraulic oil container for overflow on the hydraulic line；Two-bit triplet solenoid valve passes through hydraulic line
Cascade control valve, second liang of position four-way solenoid valve and hydraulic motor；
The hydraulic locking control system is by hydraulic oil container, overflow valve, hydraulic pump, accumulator, pressure gauge, pressure regulator valve, two
Three-way magnetic valve, first liang of position four-way solenoid valve, round end executing agency, locking executing agency, speed governing valve and two four-ways
Solenoid valve block composition；Hydraulic oil container outlet is connect by hydraulic line with hydraulic Pump Suction Nozzle, and hydraulic oil increases by hydraulic pump
After pressure, hydraulic line and accumulator, pressure gauge, pressure regulator valve, two-bit triplet solenoid valve, the first two are passed through by the outlet of hydraulic pump
Four way solenoid valve and round end executing agency send hydraulic fluid port to be connected in series；The hydraulic line parallel connection overflow valve, returns to for overflow
Hydraulic oil container；Two-bit triplet solenoid valve also passes through hydraulic line and regulating valve and two position four-way solenoid valve groups and locking executing agency
It is in parallel.
Offshore platform large structure installation tool above-mentioned, in which:
The hydraulic actuating mechanism is the commercially available hydraulic actuator converted hydraulic energy to mechanical energy, and shell passes through branch
Frame is welded and fixed with top large structure outer wall, and is powered by the first two four in hydraulic line and hydraulic control system
The connection of magnet valve valve port；
The rotating mechanism includes shell, hydraulic cylinder, locking executing agency and sliding claw；The shell is both ends open
Hollow cylinder；One block of steel plate, piston rod in T shape are welded in piston rod one end of the hydraulic cylinder, which is equipped with
One end of steel plate is located in shell, and the other end wears hull outside, and the steel plate that T-shaped piston rod end is equipped with is diameter and shell
The corresponding circular steel plate of internal diameter, the steel plate are equipped with a diameter every 90 degree of position in the plate face of T-shaped piston club shaft
To slideway, one end of four slideways is respectively positioned on the center of circular steel plate；The locking executing agency is four hydraulic cylinders, this four
The pedestal of a hydraulic cylinder be respectively welded at four slideways deviate from steel plate center end, four hydraulic cylinder piston rods respectively with four
It is welded and fixed at the top of sliding claw；The sliding claw bottom is corresponding to slideway groove shapes, moves on slideway for sliding claw,
To hold the piston rod of hydraulic actuating mechanism tightly；The outer wall of rotating mechanism side parallel with T-shaped piston rod is by bracket and greatly
Type works outer wall is fixed, and one end that T-shaped piston rod is pierced by shell is to be located at shell lower section and the drive shaft with hydraulic motor
It is welded；
The hydraulic motor is a commercially available executive component in hydraulic control system, and shell is big by bracket and lower part
Type works, which is located at the outer wall below rotating mechanism, to be welded and fixed；Its liquid pressure energy for providing hydraulic pump is changed by it
The torque and revolving speed mechanical energy of output shaft output；Medium of the liquid as transmission force and movement changes fluid pressure, keeps rotor logical
It crosses uneven stress and generates torque；The drive shaft of hydraulic motor and T-shaped piston rod are welded；Hydraulic motor send hydraulic fluid port and
Oil return opening is connect with second liang of position four-way solenoid valve in hydraulic system by hydraulic line；The round end executing agency is by liquid
Pressure energy is converted to the commercially available executive component of mechanical energy, shell by bracket be weldingly fixed on top large structure be arranged it is hydraulic
On the outer wall of executing agency's opposite side；Round end executing agency and centering executing agency pass through the piston of round end executing agency
Bar connection；The round end executing agency send hydraulic fluid port and first liang of position four-way solenoid valve, two-bit triplet solenoid valve, pressure regulator valve, storage
Energy device, hydraulic pump and hydraulic oil container are sequentially connected in series, and the valve port of oil return opening and first liang of position four-way solenoid valve passes through hydraulic tube
Line connection；
The centering executing agency is the hollow cylindrical shell that upper end has horn opening, and housing bottom is closing
End, the shell are welded on the lower part large scale structure outer wall ipsilateral with round end executing agency by bracket；Round end executing agency
Piston rod insertion centering executing agency in bottom centre.
Offshore platform large structure installation tool above-mentioned, in which:
Hydraulic oil in hydraulic oil container is pressurized by the hydraulic pump of the hydraulic rotating control system under the drive of the motor, and
Pass through accumulator and pressure regulator valve steady pressure；When two-bit triplet solenoid valve left hand valve position is in place, first liang of position four-way solenoid valve left side
Side valve position is in place, is pushed outwardly hydraulic actuating mechanism, and piston rod releases insertion rotating mechanism centering positioning；First liang at this time
Position four-way valve movement right hand valve position is in place, and the piston rod for making the sliding claw of rotating mechanism hold hydraulic actuating mechanism tightly is withdrawn；When
Two-bit triplet electromagnetism valve events right hand valve position is in place, adjusts speed governing valve, rotates the T-shaped piston rod of rotating mechanism, upper smoke
Chimney rotates along the axis of hydraulic actuating mechanism, rotating mechanism and hydraulic motor under the drive of hydraulic motor, works as round end
When executing agency turns to the surface of middle executing agency, round end executing agency pushing piston-rod by centering executing agency loudspeaker
It is inserted into centering executing agency in mouth, completes centering operation；
After issuing centering instruction, electromagnetism is powered on the right side of two-bit triplet solenoid valve, the work of right hand valve position, the first two four-ways
Solenoid valve and hydraulic actuating mechanism side stop for hydraulic oil, this lateral pressure is in pressure maintaining, and two-bit triplet solenoid valve adjusts speed regulation
The oil circuit conducting of valve, second liang of position four-way solenoid valve, electromagnetism is powered on the left of second liang of position four-way solenoid valve, left hand valve position work
Make, hydraulic motor rotates counterclockwise, by adjusting the flow velocity of speed regulation valve regulation hydraulic oil, to control the revolving speed of hydraulic motor；
If electromagnetism is powered on the right side of second liang of position four-way solenoid valve, right hand valve position work, hydraulic motor is rotated clockwise, the hydraulic motor
Rotation drives the rotation of top chimney, achievees the purpose that rotate centering；
Hydraulic oil in hydraulic oil container is pressurized by the hydraulic pump of the hydraulic locking control system under the drive of the motor, then
By accumulator and pressure regulator valve steady pressure, when two-bit triplet solenoid valve left hand valve position is in place, first liang of position four-way solenoid valve left side
Side valve position is in place, is pushed outwardly round end executing agency, carries out the centering operation of chimney other side；The first two four at this time
Three-way electromagnetic valve movement right hand valve position is in place, which withdraws, and round end executing agency is not inserted into centering and executes machine
Structure, operation error, round end executing agency withdraw and reinsert again；When executing agency in the insertion of round end executing agency piston rod
Afterwards, control two-bit triplet electromagnetism valve events right hand valve position is in place, adjusts speed governing valve and two position four-way solenoid valve groups, holds locking
Row mechanism action；Rotating mechanism stops working, and hydraulic motor starts to rotate, and drives the rotation of top chimney, and locking executing agency is living
Stopper rod pushes sliding claw to compress the piston rod of executing agency, achievees the purpose that locking.
Offshore platform large structure installation tool above-mentioned, in which: the large structure is that chimney or shape are advised
Works then.
The beneficial effect of offshore platform large structure installation tool of the present invention, in the environment of marine environment stormy waves stream,
Accurate centering is carried out to large structure, the duration that can be reduced installation risk and save Attention problems is installed.
Detailed description of the invention
Fig. 1 is the first centering of large structure of the present invention with regard to bitmap.
Fig. 2 is that large structure of the present invention rotation is accurately positioned implementation example figure.
Fig. 3 A is the sectional view of rotating mechanism structure of the present invention.
Fig. 3 B is another sectional view of rotating mechanism structure of the present invention.
Fig. 4 is hydraulic rotating control system working principle diagram of the present invention.
Fig. 5 is hydraulic locking control system working principle diagram of the present invention.
Major Symbol illustrates in figure: 1 hydraulic oil container, 2 overflow valves, 3 hydraulic pumps, 4 accumulators, 5 pressure gauges, 6 pressure regulator valves, 7
Two-bit triplet solenoid valve, 8 speed governing valves, 9 first liang of position four-way solenoid valves, 10 hydraulic actuating mechanisms, 11 rotating mechanisms, 111 shells,
112 be T-shaped piston rod, 12 hydraulic motors, 13 round end executing agencies, 14 centering executing agencies, 15 locking executing agencies, 16
Slide claw, 18 large structures, 19 second liang of position four-way solenoid valves, 20 liang of position four-way solenoid valve groups.
Specific embodiment
As shown in Figures 1 to 5, offshore platform large structure installation tool of the present invention, 13 He of round end executing agency
Hydraulic actuating mechanism 10 is respectively provided on the corresponding two sides outer wall of top large structure 18, rotating mechanism 11 and hydraulic motor 12
It is respectively provided on 18 outer wall of lower part large structure with 10 the same side of hydraulic actuating mechanism；Centering executing agency 14 is located at and revolves
On the ipsilateral lower part large structure outer wall of Zhuan Duan executing agency 13, as shown in Figure 1 and Figure 2；
The piston rod of the hydraulic actuating mechanism 10 penetrates the T-shaped piston rod phase in rotating mechanism 11 with rotating mechanism 11
It supports, and passes through the fixed locking of the sliding claw 16 of rotating mechanism 11, T-shaped piston rod and the hydraulic motor 12 of rotating mechanism 11
Drive axis connection；The piston rod of the round end executing agency 13 is penetrated and is supported by the horn mouth of 14 shell of centering executing agency
Bottom in 14 shell of centering executing agency, as shown in Fig. 3 A, Fig. 3 B；
Hydraulic control system includes hydraulic rotating control system and hydraulic locking control system；
The hydraulic rotating control system is by hydraulic oil container 1, overflow valve 2, hydraulic pump 3, accumulator 4, pressure gauge 5, pressure regulator valve
6,7, first liang of position four-way solenoid valves 9 of two-bit triplet solenoid valve, hydraulic actuating mechanism 10, hydraulic motor 12, speed governing valve 8 and
Two liang of position four-way solenoid valves 19 form；The hydraulic oil container 1 outlet is connect by hydraulic line with 3 suction inlet of hydraulic pump, hydraulic pump 3
Outlet passes through hydraulic line and 7, first liang of accumulator 4, pressure gauge 5, pressure regulator valve 6, two-bit triplet solenoid valve position four-way solenoid valves 9
And hydraulic actuating mechanism 10 send hydraulic fluid port to connect；Overflow valve 2 in parallel, returns to hydraulic oil container 1 for overflow on the hydraulic line；Two
Position-3-way solenoid valve 7 is by 8, second liang of position four-way solenoid valves 19 of hydraulic line cascade control valve and hydraulic motor 12, such as Fig. 4 institute
Show.
The hydraulic locking control system is by hydraulic oil container 1, overflow valve 2, hydraulic pump 3, accumulator 4, pressure gauge 5, pressure regulator valve
6,7, first liang of position four-way solenoid valves 9 of two-bit triplet solenoid valve, round end executing agency 13, locking executing agency 15, speed governing valve 8
And two position four-way solenoid valve group 20 form；The hydraulic oil container 1 outlet is connect by hydraulic line with 3 suction inlet of hydraulic pump, liquid
Pressure oil passes through hydraulic line and accumulator 4, pressure gauge 5, pressure regulator valve 6, two after the pressurization of hydraulic pump 3, by the outlet of hydraulic pump 3
7, first liang of position four-way solenoid valves 9 of position-3-way solenoid valve and round end executing agency 13 send hydraulic fluid port to be connected in series；This is hydraulic
Pipeline parallel connection overflow valve 2 returns to hydraulic oil container 1 for overflow；Two-bit triplet solenoid valve 7 also by hydraulic line and regulating valve 8 with
Two position four-way solenoid valve groups 20 and locking executing agency 15 are in parallel, as shown in Figure 5.
As shown in Figure 4, Figure 5, offshore platform large structure installation tool of the present invention, in which: the hydraulic actuating mechanism 10
It is the commercially available executive component converted hydraulic energy to mechanical energy, shell is welded by bracket and 18 outer wall of top large structure
It is fixed, and connect by hydraulic line with first liang of 9 valve port of position four-way solenoid valve in hydraulic control system；Such as Fig. 3 A, 3B institute
Show, which includes shell 111, hydraulic cylinder, locking executing agency 15 and sliding claw 16；The shell 111 is two
The hollow cylinder of end opening；One block of steel plate is welded in piston rod one end of the hydraulic cylinder, and piston rod 112 in T shape, this is T-shaped
One end that piston rod 112 is equipped with steel plate is located in shell, and the other end wears hull outside, what T-shaped 112 end of piston rod was equipped with
Steel plate is diameter circular steel plate corresponding with housing inner diameter, and the steel plate is in the plate face of T-shaped piston club shaft every 90 degree
Position be equipped with a radial slide, one end of four slideways is respectively positioned on the center of circular steel plate；The locking executing agency
15 be four hydraulic cylinders, and the pedestal of four hydraulic cylinders is respectively welded at the end that four slideways deviate from steel plate center, four liquid
Pressure cylinder piston bar is welded and fixed at the top of four sliding claws 16 respectively；16 bottom of sliding claw and slideway groove shapes phase
It answers, is moved on slideway for sliding claw, to hold the piston rod of hydraulic actuating mechanism 10 tightly；The rotating mechanism 11 and T-shaped work
The outer wall of the parallel side of stopper rod is fixed by bracket and large structure outer wall, and T-shaped piston rod 112 is pierced by the one of shell 111
End is below shell 111 and welded with the drive shaft of hydraulic motor 12；As shown in Fig. 2, the hydraulic motor 12 is liquid
A commercially available executive component in pressure control system, shell are located at rotating mechanism 11 by bracket and lower part large structure 18
It is welded and fixed at the outer wall of lower section；Its liquid pressure energy for providing hydraulic pump is changed into the torque exported by its output shaft and turns
Fast mechanical energy；Medium of the liquid as transmission force and movement changes fluid pressure, generates rotor by uneven stress and turns
Square；The drive shaft of hydraulic motor 12 and T-shaped piston rod are welded；Hydraulic motor 12 send hydraulic fluid port and oil return opening and hydraulic system
In second liang of position four-way solenoid valve 19 pass through hydraulic line connect；The round end executing agency 13 is that hydraulic energy is converted to machinery
The commercially available executive component of energy, shell are weldingly fixed on top large structure 18 by bracket and 10 phase of hydraulic actuating mechanism are arranged
To on the outer wall of side；Round end executing agency 13 and centering executing agency 14 are connected by the piston rod of round end executing agency 13
It connects；The round end executing agency 13 send hydraulic fluid port and first liang of position four-way solenoid valve 9, two-bit triplet solenoid valve 7, pressure regulator valve 6, stores
Energy device 4, hydraulic pump 3 and hydraulic oil container 1 are sequentially connected in series, and the valve port of oil return opening and first liang of position four-way solenoid valve 9 passes through liquid
Pressure pipeline connection；The centering executing agency 14 is the hollow cylindrical shell that upper end has horn opening, and housing bottom is envelope
Closed end, the shell are welded on the lower part large scale structure outer wall ipsilateral with round end executing agency 13 by bracket；Round end executes
Bottom centre in the piston rod insertion centering executing agency 14 of mechanism 13.
As shown in figure 4, offshore platform large structure installation tool of the present invention, in which: the hydraulic rotating control system
Hydraulic oil in hydraulic oil container 1 is pressurized by hydraulic pump 3 under the drive of the motor, and stablizes pressure by accumulator 4 and pressure regulator valve 6
Power；When 7 left hand valve position of two-bit triplet solenoid valve is in place, first liang of 9 left hand valve position of position four-way solenoid valve is in place, makes hydraulic execution machine
Structure 10 is pushed outwardly, and piston rod is made to release insertion 11 centering of rotating mechanism positioning；First liang of position four-way valve 9 acts right hand valve at this time
Position is in place, and the piston rod for making the sliding claw 16 of rotating mechanism 11 hold hydraulic actuating mechanism 10 tightly is withdrawn；When two-bit triplet electromagnetism
The movement of valve 7 right hand valve position is in place, adjusts speed governing valve 8, rotates the T-shaped piston rod 112 of rotating mechanism 11, top chimney is in liquid
Under the drive of pressure motor 12, is rotated along the axis of hydraulic actuating mechanism 10, rotating mechanism 11 and hydraulic motor 12, work as rotation
When end executing agency 13 turns to the surface of middle executing agency 14,13 pushing piston-rod of round end executing agency is executed by centering
It is inserted into centering executing agency 14 in the horn mouth of mechanism 14, completes centering operation；After issuing centering instruction, two-bit triplet electricity
7 right side electromagnetism of magnet valve is powered, the work of right hand valve position, and first liang of position four-way solenoid valve 9 and 10 side of hydraulic actuating mechanism stop supplying
Hydraulic oil, this lateral pressure are in pressure maintaining, two-bit triplet solenoid valve 7, the oil for adjusting 8, second liang of position four-way solenoid valves 19 of speed governing valve
Road conducting, second liang of position four-way solenoid valve, the 19 left side electromagnetism are powered, and left hand valve position work, hydraulic motor 12 rotates counterclockwise,
The flow velocity that hydraulic oil is adjusted by adjusting speed governing valve 8, to control the revolving speed of hydraulic motor 12；If second liang of position four-way solenoid valve
19 right side electromagnetism are powered, and right hand valve position work, hydraulic motor 12 rotates clockwise, and the rotation of the hydraulic motor drives top chimney
Rotation, achieve the purpose that rotate centering.
As shown in figure 5, offshore platform large structure installation tool of the present invention, in which: the liquid of hydraulic locking control system
Hydraulic oil in hydraulic oil container 1 is pressurized by press pump 3 under the drive of the motor, then passes through 6 steady pressure of accumulator 4 and pressure regulator valve,
When 7 left hand valve position of two-bit triplet solenoid valve is in place, first liang of 9 left hand valve position of position four-way solenoid valve is in place, and round end is made to execute machine
Structure 13 is pushed outwardly, and carries out the centering operation of chimney other side；First liang of position four-way solenoid valve 9 acts right hand valve position just at this time
Position, the round end executing agency 13 withdraw, and round end executing agency 13 is not inserted into centering executing agency 14, operation error, rotation
End executing agency 13 withdraws to be reinserted again；Behind executing agency 14 in the insertion of 13 piston rod of round end executing agency, control two
The movement of position-3-way solenoid valve 7 right hand valve position is in place, adjusts speed governing valve 8 and two position four-way solenoid valve groups 20, makes to lock execution machine
Structure 15 acts；Rotating mechanism 11 stops working, and hydraulic motor 12 starts to rotate, and drives the rotation of top chimney, locks executing agency
Piston rod pushes sliding claw 16 to compress the piston rod of executing agency 10, achievees the purpose that locking.
Offshore platform large structure installation tool of the present invention, applicable large structure are chimney or shape rule
Works.
Embodiment:
When large structure chimney 18 being installed using the present invention, hydraulic oil through from hydraulic oil container 1 by hydraulic pump 3 and storage
It can device 4, pressure regulator valve 6, two-bit triplet solenoid valve 7 (left side electromagnetism is powered, and left hand valve bit stream is logical) and the first two four-way electromagnetics
Valve 9 (left side electromagnetism is powered, and left hand valve bit stream is logical) is transferred to hydraulic actuating mechanism 10 and send in oil pocket, and hydraulic oil pushes hydraulic hold
10 piston rod movement of row mechanism, as shown in Figure 4；At this moment the hydraulic actuating mechanism 10 of top large structure side is in hydraulic oil
Under promotion, piston rod passes through 11 horn mouth of rotating mechanism and withstands the T-shaped 112 end steel plate of piston rod of rotating mechanism, such as Fig. 1 institute
Show；As shown in Fig. 3 A, Fig. 3 B, starting locking 15 operation of executing agency；The movement of executing agency 15 is locked as shown in figure 5, hydraulic pump 3
Driven by the motor, the hydraulic oil in hydraulic oil container 1 is passed through into accumulator 4, pressure gauge 5, pressure regulator valve 6, two-bit triplet electromagnetism
(right side is powered, right side oil for valve 7 (right side electromagnetism is powered, the work of right side oil circuit), speed governing valve 8 and two position four-way solenoid valve groups 20
Road work), be transported to locking executing agency 15 send oil pocket, pushes four locking 15 piston rod of executing agency slidings, and then band
Dynamic sliding claw 16 locks the piston rod of hydraulic actuating mechanism 10；
After the piston for locking this side hydraulic actuating mechanism 10 of chimney 18, then pass through the drive of hydraulic motor 12 on the chimney of lower part
Top chimney is rotated along 11 center of rotating mechanism, as shown in Figure 1；The drive actions of hydraulic motor 12 are as shown in figure 4, two
Position-3-way solenoid valve 7 (right side electromagnetism is powered, and right hand valve bit stream is logical), speed governing valve 8 make to set flow velocity by setting hydraulic oil flow rate
Hydraulic oil by second liang of position four-way solenoid valve group 19 (left side electromagnetism is powered, and left hand valve bit stream is logical), and then with hydrodynamic pressure horse
Up to 12 rotations；When 13 piston rod of round end executing agency of 18 other side of chimney and holding in positioned at 18 outer wall of lower part chimney
When the horn mouth centering of row mechanism 14, round end executing agency 13 and the completion pair of the centering executing agency 14 of lower part chimney 18 are pushed
Middle operation, as shown in figure 5,7 left side electromagnetism of two-bit triplet solenoid valve is powered, oil circuit conducting in left side is powered by the first two four
Magnet valve 9 (left side electromagnetism is powered, the work of left side oil circuit) enters round end executing agency 13 and send oil pocket, pushes piston rod sliding, top
The firmly centre bottom of centering executing agency 14；Then the connection and fixed work of large structure bolt are carried out, as shown in Figure 2.
Chimney installation overall process needs loop wheel machine to carry out auxiliary installment work, installs chimney successively from side toward other side sequence, can
It generates to avoid collision.
Not being illustrated content in the present embodiment is the prior art, therefore, no longer repeated.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, it is all
It is any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the invention, still falls within
In the range of technical solution of the present invention.
Claims (4)
1. a kind of offshore platform large structure installation tool, it is characterised in that:
Round end executing agency (13) and hydraulic actuating mechanism (10) are respectively provided at the corresponding two sides of top large structure (18)
On outer wall, rotating mechanism (11) and hydraulic motor (12) are respectively provided at and the lower part large size knot of hydraulic actuating mechanism (10) the same side
On structure object (18) outer wall；Centering executing agency (14) is located at the lower part large scale structure beyond the region of objective existence ipsilateral with round end executing agency (13)
On wall；
The piston rod of the hydraulic actuating mechanism (10) penetrates the T-shaped piston rod phase in rotating mechanism (11) with rotating mechanism (11)
It supports, and passes through the fixed locking of the sliding claw (16) of rotating mechanism (11), the T-shaped piston rod of rotating mechanism (11) and hydraulic horse
Up to the driving axis connection of (12)；The piston rod of the round end executing agency (13) is worn by centering executing agency (14) shell horn mouth
Enter and supports the bottom in middle executing agency (14) shell；
Hydraulic control system includes hydraulic rotating control system and hydraulic locking control system；
The hydraulic rotating control system by hydraulic oil container (1), overflow valve (2), hydraulic pump (3), accumulator (4), pressure gauge (5),
Pressure regulator valve (6), two-bit triplet solenoid valve (7), first liang of position four-way solenoid valve (9), hydraulic actuating mechanism (10), hydraulic motor
(12), speed governing valve (8) and second liang of position four-way solenoid valve (19) composition；The hydraulic oil container (1) outlet by hydraulic line with
The connection of hydraulic pump (3) suction inlet, hydraulic pump (3) outlet by hydraulic line and accumulator (4), pressure gauge (5), pressure regulator valve (6),
Two-bit triplet solenoid valve (7), first liang of position four-way solenoid valve (9) and hydraulic actuating mechanism (10) send hydraulic fluid port to connect；The liquid
Overflow valve (2) in parallel, returns to hydraulic oil container (1) for overflow on pressure pipeline；Two-bit triplet solenoid valve (7) is connected by hydraulic line
Speed governing valve (8), second liang of position four-way solenoid valve (19) and hydraulic motor (12)；
The hydraulic locking control system by hydraulic oil container (1), overflow valve (2), hydraulic pump (3), accumulator (4), pressure gauge (5),
Pressure regulator valve (6), two-bit triplet solenoid valve (7), first liang of position four-way solenoid valve (9), round end executing agency (13), locking execute
Mechanism (15), speed governing valve (8) and two position four-way solenoid valve groups (20) composition；The hydraulic oil container (1) outlet passes through hydraulic line
It is connect with hydraulic pump (3) suction inlet, hydraulic oil passes through hydraulic line by the outlet of hydraulic pump (3) after hydraulic pump (3) are pressurized
With accumulator (4), pressure gauge (5), pressure regulator valve (6), two-bit triplet solenoid valve (7), first liang of position four-way solenoid valve (9) and rotation
Zhuan Duan executing agency (13) send hydraulic fluid port to be connected in series；The hydraulic line parallel connection overflow valve (2), returns to hydraulic oil container for overflow
(1)；Two-bit triplet solenoid valve (7) is also held by hydraulic line and regulating valve (8) with two position four-way solenoid valve groups (20) and locking
Row mechanism (15) is in parallel.
2. offshore platform large structure installation tool according to claim 1, it is characterised in that:
The hydraulic actuating mechanism (10) is the commercially available hydraulic actuator converted hydraulic energy to mechanical energy, and shell passes through branch
Frame is welded and fixed with top large structure (18) outer wall, and passes through the first two four in hydraulic line and hydraulic control system
The connection of three-way electromagnetic valve (9) valve port；
The rotating mechanism (11) includes shell (111), hydraulic cylinder, locking executing agency (15) and sliding claw (16)；It should
Shell (111) is the hollow cylinder of both ends open；Weld one block of steel plate, piston in T shape in piston rod one end of the hydraulic cylinder
Bar (112), one end which is equipped with steel plate are located in shell, and the other end wears hull outside, T-shaped work
The steel plate that stopper rod (112) end is equipped with is diameter circular steel plate corresponding with housing inner diameter, which deviates from T-shaped piston rod bar
Position in the plate face of body every 90 degree is equipped with a radial slide, and one end of four slideways is respectively positioned on the centre bit of circular steel plate
It sets；The locking executing agency (15) is four hydraulic cylinders, and the pedestal of four hydraulic cylinders is respectively welded at four slideways away from steel
The end at plate center, four hydraulic cylinder piston rods are welded and fixed at the top of four sliding claws (16) respectively；The sliding claw
(16) bottom is corresponding to slideway groove shapes, moves on slideway for sliding claw, to hold the work of hydraulic actuating mechanism (10) tightly
Stopper rod；The outer wall of rotating mechanism (11) side parallel with T-shaped piston rod is fixed by bracket and large structure outer wall, T
One end that font piston rod (112) is pierced by shell (111) is to be located at shell (111) lower section and the drive shaft with hydraulic motor (12)
It is welded；
The hydraulic motor (12) is a commercially available executive component in hydraulic control system, and shell is big by bracket and lower part
Type works (18), which is located at the outer wall below rotating mechanism (11), to be welded and fixed；The drive shaft of hydraulic motor (12) with it is T-shaped
Piston rod (112) is welded；Hydraulic motor (12) send second liang of position four-way solenoid valve in hydraulic fluid port and oil return opening and hydraulic system
(19) it is connected by hydraulic line；The round end executing agency (13) is that convert hydraulic energy to mechanical energy commercially available executes member
Part, shell are weldingly fixed on top large structure (18) by bracket and the outer of hydraulic actuating mechanism (10) opposite side are arranged
On wall；Round end executing agency (13) is connect with centering executing agency (14) by the piston rod of round end executing agency (13)；
The round end executing agency (13) send hydraulic fluid port and first liang of position four-way solenoid valve (9), two-bit triplet solenoid valve (7), pressure regulator valve
(6), accumulator (4), hydraulic pump (3) and hydraulic oil container (1) are sequentially connected in series, oil return opening and first liang of position four-way solenoid valve
(9) valve port is connected by hydraulic line；
The centering executing agency (14) is the hollow cylindrical shell that upper end has horn opening, and housing bottom is closing
End, the shell are welded on the lower part large scale structure outer wall ipsilateral with round end executing agency (13) by bracket；Round end executes
The piston rod of mechanism (13) is inserted into centering executing agency (14) interior bottom centre.
3. offshore platform large structure installation tool according to claim 1, it is characterised in that:
Hydraulic oil in hydraulic oil container (1) is pressurized by the hydraulic pump (3) of the hydraulic rotating control system under the drive of the motor,
And pass through accumulator (4) and pressure regulator valve (6) steady pressure；When two-bit triplet solenoid valve (7) left hand valve position is in place, the first two four
Three-way electromagnetic valve (9) left hand valve position is in place, is pushed outwardly hydraulic actuating mechanism (10), and piston rod releases insertion rotating mechanism
(11) centering positions；First liang of position four-way valve (9) movement right hand valve position is in place at this time, makes the sliding claw of rotating mechanism (11)
(16) piston rod for holding hydraulic actuating mechanism (10) tightly is withdrawn；When two-bit triplet solenoid valve (7) movement right hand valve position it is in place, adjust
Speed governing valve (8) rotates the T-shaped piston rod (112) of rotating mechanism (11), drive of the top chimney in hydraulic motor (12)
Under, it is rotated along the axis of hydraulic actuating mechanism (10), rotating mechanism (11) and hydraulic motor (12), when round end executes machine
When structure (13) turns to the surface of middle executing agency (14), round end executing agency (13) pushing piston-rod executes machine by centering
It is inserted into centering executing agency (14) in the horn mouth of structure (14), completes centering operation；
After issuing centering instruction, electromagnetism is powered on the right side of two-bit triplet solenoid valve (7), the work of right hand valve position, the first two four-ways
Solenoid valve (9) and hydraulic actuating mechanism (10) side stop for hydraulic oil, this lateral pressure is in pressure maintaining, two-bit triplet solenoid valve
(7), speed governing valve (8) are adjusted, the oil circuit of second liang of position four-way solenoid valve (19) is connected, second liang of position four-way solenoid valve (19) left side
Side electromagnetism is powered, and left hand valve position work, hydraulic motor (12) rotates counterclockwise, and adjusts hydraulic oil by adjusting speed governing valve (8)
Flow velocity, to control the revolving speed of hydraulic motor (12)；If electromagnetism is powered on the right side of second liang of position four-way solenoid valve (19), right hand valve position
Work, hydraulic motor (12) rotate clockwise, and the rotation of the hydraulic motor drives the rotation of top chimney, reach rotation centering
Purpose；
Hydraulic oil in hydraulic oil container (1) is pressurized by the hydraulic pump (3) of the hydraulic locking control system under the drive of the motor,
Again by accumulator (4) and pressure regulator valve (6) steady pressure, when two-bit triplet solenoid valve (7) left hand valve position is in place, the first two four
Three-way electromagnetic valve (9) left hand valve position is in place, is pushed outwardly round end executing agency (13), and the centering for carrying out chimney other side is made
Industry；First liang of position four-way solenoid valve (9) movement right hand valve position is in place at this time, which withdraws, round end
Executing agency (13) is not inserted into centering executing agency (14), operation error, and round end executing agency (13) withdraws and reinserts again；
Behind executing agency (14) in the insertion of round end executing agency (13) piston rod, control two-bit triplet solenoid valve (7) movement right side
Valve position is in place, adjusts speed governing valve (8) and two position four-way solenoid valve groups (20), makes to lock executing agency (15) movement；Whirler
Structure (11) stops working, and hydraulic motor (12) starts to rotate, and drives the rotation of top chimney, and locking executing agency's piston rod, which pushes, to be slided
Dynamic claw (16) compress the piston rod of executing agency (10), achieve the purpose that locking.
4. offshore platform large structure installation tool according to claim 1, it is characterised in that: the large structure
For chimney or the works of shape rule.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910721543.5A CN110370015B (en) | 2019-08-06 | 2019-08-06 | Installation tool for large-scale structure of offshore platform |
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|---|---|---|---|
| CN201910721543.5A CN110370015B (en) | 2019-08-06 | 2019-08-06 | Installation tool for large-scale structure of offshore platform |
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| CN110370015B CN110370015B (en) | 2021-03-05 |
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| CN109249211A (en) * | 2018-10-30 | 2019-01-22 | 西北农林科技大学 | A kind of driving shaft and driven shaft centralising device for agricultural machinery |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4735442A (en) * | 1985-09-13 | 1988-04-05 | J. & R. Gunzenhauser Ag | Plastic pipe connection |
| CN1609407A (en) * | 2004-11-12 | 2005-04-27 | 崔时光 | Automatic oil well repairing apparatus |
| CN101412184A (en) * | 2008-11-21 | 2009-04-22 | 王明明 | Through pin aligning sleeve of electric tightener |
| CN203956473U (en) * | 2014-06-13 | 2014-11-26 | 中科华核电技术研究院有限公司 | The whole bolt stretching machine of nuclear reactor pressure container |
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| CN109249211A (en) * | 2018-10-30 | 2019-01-22 | 西北农林科技大学 | A kind of driving shaft and driven shaft centralising device for agricultural machinery |
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| CN110370015B (en) | 2021-03-05 |
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