CN110254635A - A kind of Automatic piling device of ocean platform - Google Patents
A kind of Automatic piling device of ocean platform Download PDFInfo
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- CN110254635A CN110254635A CN201910454116.5A CN201910454116A CN110254635A CN 110254635 A CN110254635 A CN 110254635A CN 201910454116 A CN201910454116 A CN 201910454116A CN 110254635 A CN110254635 A CN 110254635A
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- hydraulic
- fixed cylinder
- bevel gear
- piling
- drill bit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Earth Drilling (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The present invention provides a kind of Automatic piling devices of ocean platform, belong to field of ocean engineering.Automatic piling device include a mounting plate and be arranged in mounting plate and positioned at mounting plate lower surface several piling units, piling unit includes fixed fixed cylinder on a mounting board, a drill bit is connected in fixed cylinder, spline connects between drill bit and fixed cylinder, there is a threaded hole in drill bit, threaded hole internal screw thread is connected with a drive rod, the upper end of drive rod is fixedly installed at least one bevel gear one, a hydraulic cavities are offered in fixed cylinder, the both ends of hydraulic cavities are respectively communicated with a hydraulic input general pipeline and a hydraulic return pipe, hydraulic one hydraulic pump one of input general pipeline connection, it is rotatably connected in hydraulic cavities and the one-to-one turbine of bevel gear, the axle sleeve connecting with fixed cylinder by bearing is fixedly installed outside turbine, there is the bevel gear two engaged with bevel gear one on axle sleeve.The present invention has many advantages, such as remotely to drive piles.
Description
Technical field
The invention belongs to field of ocean engineering, are related to a kind of Automatic piling device of ocean platform.
Background technique
Ocean platform is at sea to carry out the activities such as drilling well, oil recovery, transporting something containerized, observation, navigation, construction and providing production and life
The structures of facility living, can be divided into fixed, movable and semi-fixed type three categories by architectural characteristic and working condition.It is fixed
The lower part of platform by stake, expand footing or other constructions and directly support and be bonded to seabed, by support situation be divided into pile foundation type with
Two kinds of gravity type.Movable platform floats in water or is supported on seabed, can move to another well location from a well location, can by bearing situation
It is divided into bottom formula and floating type two class.Novel semi-fixed type ocean platform is being studied in recent years, it can be fixed on deep water
In, and there is high movable, typical semi-fixed type ocean platform is tension leg type platform, and the principle of the platform is using semi-compliant
Semirigid platform generates the buoyancy for being much larger than dead load, thus balanced with pretension, it is opposite as production offer one
The working environment of steady safety, and the upright spar structures of its own can also make it have good movenent performance, still, this
Kind of platform is influenced by wave etc., there is a situation where mobile, is unfavorable for the steady and stable coordinate operation of platform.
And fixed platform, seabed operation is needed, seabed operation difficulty is big, and risk is big, and needs when needing to migrate platform
The longer period.
Summary of the invention
In view of the above problems existing in the prior art, the purpose of the present invention is to provide a kind of Automatic pilings of ocean platform
Device, the technical problem to be solved by the present invention is to how drill bit efficiently be advanced under the land of seabed.
Object of the invention can be realized by the following technical scheme: a kind of Automatic piling device of ocean platform, special
Sign is, Automatic piling device includes a mounting plate and mounting plate is arranged in and several piling positioned at mounting plate lower surface are single
Member, the piling unit include fixed fixed cylinder on a mounting board, are connected with a drill bit in the fixed cylinder, the drill bit with
Spline connects between fixed cylinder, has a threaded hole in the drill bit, the threaded hole internal screw thread is connected with a drive rod, the drive
The upper end of lever is fixedly installed at least one bevel gear one, and a hydraulic cavities are offered in the fixed cylinder, the hydraulic cavities
Both ends are respectively communicated with a hydraulic input general pipeline and a hydraulic return pipe, and hydraulic one hydraulic pump one of input general pipeline connection is described
Be rotatably connected in hydraulic cavities with the one-to-one turbine of bevel gear one, be fixedly installed outside the turbine and pass through axis with fixed cylinder
The axle sleeve of connection is held, there is the bevel gear two engaged with bevel gear one on the axle sleeve；
Placing an order for the drive rod is fixedly installed the clump weight of a pie, and a cushion chamber is offered in the clump weight,
A buffer stopper is slidably connected in the cushion chamber, between the upper surface of the buffer stopper and the top surface of cushion chamber, buffer stopper
It is connected separately with the buffer spring under compressive state between lower end surface and the bottom of cushion chamber, offers two on the clump weight
The jack of a perforation cushion chamber internal perisporium and clump weight outer peripheral surface, is inserted with a trip rod, two trip rods pair in the jack
Title is distributed on clump weight, and inner end and the buffer stopper of the trip rod are fixedly linked, and the outer end of the trip rod is fixedly installed
One impact bead, the impact bead are plugged in the corresponding thread groove of threaded hole, and the clump weight rotation can be in impact bead and spiral shell
The drill bit is driven to move up or move down along fixed cylinder under the cooperation of groove.
Spline connection between cushion chamber and buffer stopper.
Cable is not when fluid power acts in pressure stabilizing cavity, since positioning pin is not by the active force for acting on positioning recess,
To make opposite can to swing between adjacent rotor arms, allows the freedom degree rotated to be in same plane between adjacent rotor arms, make
Entire cable is under flexible state, and when pressure stabilizing cavity is by larger hydraulic coupling, positioning pin can be caught in positioning recess, make to cut with scissors
Being fixed between connector and hinged cavity wall, so that cable be made to be in rigid state.
Weight body is pouring weight with larger quality, for stabilized matrix, and cable is for drawing and to the periphery of matrix
It is positioned, push matrix can not by external forces such as waves.
Piling unit can make the lower end of cable be connected with seabed land, and connected mode is also by hydraulic drive whirlpool
Wheel rotation, the rotation torque of turbine are transferred on drill bit, so that the cable under rigid state is acted on mounting plate, by mounting plate
Be pressed on the land of seabed, the rotation of drill bit enable to squeeze under the land of seabed, realize cable lower end and seabed land it
Between connection.
In a kind of Automatic piling device of above-mentioned ocean platform, there are two the bevel gears one on each piling unit,
And the two sides of bevel gear two are symmetrically distributed in, two bevel gears one engage bevel gear two, two corresponding whirlpools of bevel gear one simultaneously
Wheel rotation direction under liquid flow path direction unanimous circumstances is opposite.
Two bevel gears one can be improved the rotation reliability and stability of bevel gear two, while make full use of liquid stream pressure
Power, fluid power should held stationary and constant during piling.
In a kind of Automatic piling device of above-mentioned ocean platform, after the hydraulic cavities of each piling unit are sequentially connected
A fluid power channel is formed, the both ends in the fluid power channel are separately connected hydraulic input general pipeline and hydraulic return pipe.
It is connected after each fluid power Tandem with hydraulic input general pipeline and hydraulic return pipe.
In a kind of Automatic piling device of above-mentioned ocean platform, several storage power knots are evenly arranged on the thread groove
Structure, the adjacent phase difference stored between power structure are 180 °, and the storage power structure includes being separately positioned on the two sidewalls of thread groove
Storage power notch, the storage power notch is the curved surface for increasing thread groove in the position width, the storage power notch with it is corresponding
Junction smooth transition between screw thread groove sidewall.
The soil property on seabed land is different, and required boring pressure is larger, in order to improve the reliability and efficiency of piling, passes through
The mode for hitting ball impact thread groove drives drill bit to move down, when impact bead is located at smooth screw thread groove location, if driving force
Not enough, buffer stopper can change the one of buffer spring of two compressions because of the position between threaded hole and clump weight, such as drive piles
When compress holddown spring above clump weight, the holddown spring below clump weight is compressed when unloading, power is stored when impact bead is crossed and lacks
When mouthful to the smooth section for coming back to thread groove, helix angle has greatly changed, and impact bead is enable to clash screw thread
Slot stores the return of the buffer spring of power before in addition, makes drill bit by greater impact power downward or upward, to realize efficient
Stake is driven piles or unloaded, makes to drive piles and unload stake with impact force, greatly improves the efficiency, reduce the requirement to soil property.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this ocean platform.
Fig. 2 is the structural schematic diagram of piling equipment.
Fig. 3 is the enlarged drawing of part A in Fig. 2.
Fig. 4 is the enlarged drawing of part B in Fig. 3.
Fig. 5 is the sectional view of piling structure.
Fig. 6 is the enlarged drawing of Local C in Fig. 5.
In figure, 11, matrix；12, support plate；13, weight body；14, reel；2, cable；21, housing bellows；22, hydraulic defeated
Enter general pipeline；23, hydraulic return pipe；24, articulated joint；25, hinge cavity；26, hydraulic input manifold；27, pressure stabilizing cavity；28, positioning pin；
29, positioning recess；291, rotary column；31, mounting plate；32, fixed cylinder；33, drill bit；34, drive rod；35, bevel gear one；36, liquid
Press chamber；37, turbine；38, axle sleeve；39, bevel gear two；41, fluid power channel；42, clump weight；43, cushion chamber；44, buffer stopper；
45, buffer spring；46, jack；47, impact bead；48, power notch is stored；5, propeller.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, this ocean platform includes matrix 11,12 and of support plate positioned at 11 lower section of matrix
Weight body 13 positioned at 12 lower section of support plate, being provided between support plate 12 and seabed land can be connected support plate 12 with seabed land
Mooring system, mooring system includes the ground tackle that 12 edge of support plate is arranged in several, and ground tackle includes rotation connection
Reel 14 on support plate 12 is arranged with cable 2 on reel 14, and the lower end of cable 2 is connected with an Automatic piling structure, cable 2
Including ontology and it is set in this external housing bellows 21, the hydraulic input general pipeline 22 in housing bellows 21 and is located at
Hydraulic return pipe 23 in housing bellows 21, ontology are joined end to end by several pivoted arms and are formed, and one end of pivoted arm is hinged with one
First 24, the other end of pivoted arm have with the matched hinge cavity 25 of articulated joint 24, connect a hydraulic input manifold 26, each liquid on pivoted arm
Pressure input manifold 26 is connected with hydraulic input general pipeline 22, has the pressure stabilizing communicated with hydraulic input manifold 26 in articulated joint 24
Chamber 27 opens up in articulated joint 24 there are two the pilot hole for running through 27 inner wall of pressure stabilizing cavity and 24 outer wall of articulated joint, slides in pilot hole
It is connected with a positioning pin 28, at least four positioning that can be adapted to the outer end of positioning pin 28 are provided on the inner wall of hinge cavity 25
Recess 29；
Automatic piling structure includes the mounting plate 31 being fixedly linked with pivoted arm lower end and is arranged in 31 lower surface of mounting plate
Several piling units, piling unit includes the fixed cylinder 32 being fixed on mounting plate 31, is connected with a drill bit in fixed cylinder 32
33, spline connects between drill bit 33 and fixed cylinder 32, has a threaded hole in drill bit 33, threaded hole internal screw thread is connected with a drive rod
34, the upper end of drive rod 34 is fixedly installed at least one bevel gear 1, and a hydraulic cavities 36 are offered in fixed cylinder 32, hydraulic
The both ends of chamber 36 are respectively communicated with the end of hydraulic input general pipeline 22 and the head end of hydraulic return pipe 23, rotation connection in hydraulic cavities 36
Have and is fixedly installed the axle sleeve connecting with fixed cylinder 32 by bearing outside with the one-to-one turbine 37 of bevel gear 1, turbine 37
38, there is on axle sleeve 38 bevel gear 2 39 engaged with bevel gear 1.
Cable 2 is not when fluid power acts in pressure stabilizing cavity 27, since positioning pin 28 is not by acting on positioning recess 29
Active force, to make opposite to swing between adjacent rotor arms, the freedom degree for allowing to rotate between adjacent rotor arms is in same flat
In face, it is in entire cable 2 under flexible state, when pressure stabilizing cavity 27 is by larger hydraulic coupling, positioning pin 28 can be caught in fixed
In the recess 29 of position, make being fixed between 25 inner wall of articulated joint 24 and hinge cavity, so that cable 2 be made to be in rigid state.
Weight body 13 is pouring weight with larger quality, for stabilized matrix 11, and cable 2 is for drawing and to matrix 11
Periphery positioned, push matrix 11 can not by external forces such as waves.
Piling unit can make the lower end of cable 2 be connected with seabed land, and connected mode is also to pass through hydraulic drive
Turbine 37 rotates, and the rotation torque of turbine 37 is transferred on drill bit 33, and the cable 2 under rigid state is made to act on mounting plate
31, mounting plate 31 is pressed on the land of seabed, the rotation of drill bit 33 is enable to squeeze under the land of seabed, realizes cable 2
Connection between lower end and seabed land.
Pivoted arm includes the upper semisection for being provided with articulated joint 24 and the lower semisection for being provided with hinge cavity 25, upper semisection and lower semisection
Between by bearing be connected.The structure is to improve cable there is a situation where stuck and knotting when furling cable 2 in order to avoid reel 14
The flexibility of rope 2.
As shown in figure 5, there are two each bevel gears 1 driven piles on unit, and it is symmetrically distributed in the two of bevel gear 2 39
Side, two bevel gears 1 engage bevel gear 2 39 simultaneously, and two corresponding turbines 37 of bevel gear 1 are consistent in liquid flow path direction
In the case where rotation direction it is opposite.Two bevel gears 1 can be improved the rotation reliability and stability of bevel gear 2 39, together
When make full use of flow stream pressure, fluid power should held stationary and constant during piling.
The hydraulic cavities 36 of each piling unit form a fluid power channel 41 after being sequentially connected, and the both ends in fluid power channel 41 connect respectively
Connect hydraulic input general pipeline 22 and hydraulic return pipe 23.Each fluid power channel 41 connect after with hydraulic input general pipeline 22 and hydraulic return pipe
23 are connected.
The rotary column 291 of several equidistantly distributeds is rotatably connected on 25 inner wall of hinge cavity, positioning recess 29 is by adjacent turn
Gap between column 291 is formed, and the outer end of positioning pin 28 can be resisted against 29 corresponding two rotary columns of same positioning recess simultaneously
On 291.
Positioning recess 29 is formed by the opening between 291 positive camber of the gap between adjacent rotary column 291 and rotary column, it can
Increase the sensitivity that positioning pin 28 is detached from therewith, and in fact, pivoted arm will not in the case where no larger driving force effect
Because rotary column 291 rotate sensitivity is higher and stability declines because under rigid state, the power that is subject between adjacent rotor arms
The overwhelming majority is in the direction parallel with pivoted arm, and cable 2 is very long, and inclination angle when 2 end of cable is fixed on seabed land
Less, lead to the bending degree very little of pivoted arm, stress concentrates on direction parallel with it, so positioning pin 28 lose positioning it is recessed
A possibility that 29 position-limiting action of mouth, is lower, and local bending will not directly affect the rigidity of cable 2 in addition, because of adjacent rotor arms
Between there are fit clearance, these fit clearances be by positioning pin 28 compress eliminate, so under the rigid state of cable 2
Reliability is high.
As shown in Figure 5 and Figure 6, placing an order for drive rod 34 is fixedly installed the clump weight 42 of a pie, opens in clump weight 42
Equipped with a cushion chamber 43, a buffer stopper 44, the upper surface of buffer stopper 44 and the top of cushion chamber 43 are slidably connected in cushion chamber 43
The buffer spring under compressive state is connected separately between face, between the lower end surface of buffer stopper 44 and the bottom of cushion chamber 43
45, open up that there are two the jack 46 of perforation 43 internal perisporium of cushion chamber and 42 outer peripheral surface of clump weight, 46 interpolations of jack on clump weight 42
Equipped with a trip rod, two trip rods are symmetrically distributed on clump weight 42, and inner end and the buffer stopper 44 of trip rod are fixedly linked, and are hit
The outer end for hitting bar is fixedly installed an impact bead 47, and impact bead 47 is plugged in the corresponding thread groove of threaded hole, and clump weight 42 revolves
Turn drill bit 33 can be driven to move up or move down along fixed cylinder 32 under the cooperation of impact bead 47 and thread groove.
Spline connection between cushion chamber 43 and buffer stopper 44.
Several storage power structures are evenly arranged on thread groove, the adjacent phase difference stored between power structure is 180 °, stores power knot
Structure includes the storage power notch 48 being separately positioned on the two sidewalls of thread groove, and storing power notch 48 is to make thread groove in the position width
The curved surface of increase, the junction stored between power notch 48 and corresponding screw thread groove sidewall seamlessly transit.The soil property on seabed land is not
Together, required boring pressure is larger, in order to improve the reliability and efficiency of piling, in such a way that impact bead 47 hits thread groove
Driving drill bit 33 moves down, and when impact bead 47 is located at smooth screw thread groove location, if driving force is inadequate, buffer stopper 44 can be because of spiral shell
Position between pit and clump weight 42 changes the one of buffer spring 45 of two compressions, and clump weight 42 is compressed when such as driving piles
The holddown spring of top compresses the holddown spring of 42 lower section of clump weight when unloading, cross when impact bead 47 and store power notch 48 to weight
Newly when returning to the smooth section of thread groove, helix angle has greatly changed, and so that impact bead 47 is clashed thread groove, adds
Before store power buffer spring 45 return, make drill bit 33 by greater impact power downward or upward, to realize efficient
Stake is driven piles or unloaded, makes to drive piles and unload stake with impact force, greatly improves the efficiency, reduce the requirement to soil property.
The head end of hydraulic input general pipeline 22 has been arranged in parallel a drain pipe one and hydraulic pump one, the end of hydraulic return pipe 23
It has been arranged in parallel drain pipe two and hydraulic pump two, a valve is respectively set on drain pipe one and drain pipe two.Drain pipe one can be with
By the valve opening being arranged on or closing, drain pipe two can be made hydraulic by the valve opening being arranged on or closing
The head end of input general pipeline 22, which both can be used as pressure input, can also be used as drain section, and the end of hydraulic return pipe 23 can also be with
It is piling state when the head end of hydraulic input general pipeline 22 is as pressure input as pressure input and drain side, hydraulic time
To unload a state when end of road pipe is as pressure input, being easy one end is pressure input, if keep pressure stabilizing cavity 27 compared with
The rigidifying of cable 2 can be realized in big pressure, and the pressure for releasing pressure stabilizing cavity 27 can make cable 2 restore flexible state.
Several propellers 5 are provided on mounting plate 31, propeller 5 includes blade and the driving motor being connected with blade, paddle
Piece and driving motor are arranged in a sleeve, are hinged on mounting plate 31 in the middle part of sleeve, and the connecting leg of sleeve is respectively set
One hydraulic cylinder, the cylinder body of hydraulic cylinder are fixed on mounting plate 31, and the push rod of hydraulic cylinder is hinged on sleeve, and driving motor connection is set
The power supply on matrix 11 is set, the conducting wire between driving motor and power supply is threaded through in housing bellows 21.At least two promote
Device 5, is mutually perpendicular, and for controlling advance, retrogressing, left lateral, right lateral, upstream or downstream, hydraulic cylinder controls the direction of blade
It realizes, the control of hydraulic cylinder can be realized by conventional methods, and the conducting wire of the power device needed is threaded through housing bellows 21
It is interior, in traction to matrix 11, remotely controlled.
Camera is provided on mounting plate 31.Camera can remote reviewing piling, unload the base of a situation and cable 2
This state.
The method that this semi-fixed type ocean platform is fixed on seabed land is as follows:
Firstly, reel 14 releases cable 2, and by control propeller 5, reach the Automatic piling structure of the end of cable 2
To target position, target position should be to the angle for tilting at least 5 ° on the outside of matrix 11；
The drain pipe one of hydraulic input 22 head end of general pipeline is ended by valve, starts hydraulic pump one, hydraulic pump two stops
Operation, drain pipe two communicate with hydraulic return pipe 23, so that cable 2 is changed into rigid state by flexible state, enable mounting plate 31
It is hard to bear to arrive pressing force；
Liquid stream can drive each turbine 37 to rotate by hydraulic cavities 36, and drill bit 33 is made to be displaced downwardly to insertion seabed land, real
Existing cable 2 is connected with seabed land；
Then suspend hydraulic pump one, cable 2 is made to restore flexible state again, rotating drum 14 is tensioned cable 2, opens again
Hydrodynamic press pump one makes cable 2 restore rigid state in the state of opposing straight；Flow stream pressure is maintained, and controls liquid stream no longer
It circulates in the insertion seabed land that drill bit 33 can be kept stable；
It is as follows that this semi-fixed type ocean platform releases the method being connected with seabed land:
The drain pipe two of 23 end of hydraulic return pipe is ended by valve, starts hydraulic pump two, hydraulic pump one stops fortune
Row, drain pipe one are communicated with hydraulic input general pipeline 22, make liquid stream reverse circulated, turbine 37 can be made drill bit by opposition
Being connected for disengaging and seabed land is moved on 33；
Controlling propeller 5 assists drill bit 33 to be detached from seabed land, after piling structure completely disengages ground, suspends hydraulic pump
Two operation, makes cable 2 be in flexible state, and rotating drum 14 makes the retracting of cable 2 on reel 14, completes the recycling of cable 2
Releasing between submarine platform and seabed land.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (4)
1. a kind of Automatic piling device of ocean platform, which is characterized in that Automatic piling device includes a mounting plate (31) and sets
Several piling units of mounting plate (31) lower surface are set in mounting plate (31) and are located at, the piling unit includes being fixed on peace
Fixed cylinder (32) in loading board (31), the fixed cylinder (32) is interior to be connected with a drill bit (33), the drill bit (33) and fixed cylinder
(32) spline connects between, has a threaded hole in the drill bit (33), and the threaded hole internal screw thread is connected with a drive rod (34),
The upper end of the drive rod (34) is fixedly installed at least one bevel gear one (35), offers a liquid on the fixed cylinder (32)
It presses chamber (36), the both ends of the hydraulic cavities (36) are respectively communicated with a hydraulic input general pipeline (22) and a hydraulic return pipe (23), institute
It states hydraulic input general pipeline (22) and connects a hydraulic pump one, be rotatably connected to bevel gear one (35) one by one in the hydraulic cavities (36)
Corresponding turbine (37), the turbine (37) are fixedly installed the axle sleeve (38) connecting with fixed cylinder (32) by bearing, institute outside
Stating has the bevel gear two (39) engaged with bevel gear one (35) on axle sleeve (38)；
Placing an order for the drive rod (34) is fixedly installed the clump weight (42) of a pie, offers one in the clump weight (42)
Cushion chamber (43) slidably connects a buffer stopper (44) in the cushion chamber (43), the upper surface of the buffer stopper (44) and slow
It rushes between the top surface of chamber (43), be connected separately between the lower end surface of buffer stopper (44) and the bottom of cushion chamber (43) in compression
Buffer spring (45) under state, open up that there are two perforation cushion chamber (43) internal perisporium and clump weights (42) on the clump weight (42)
The jack (46) of outer peripheral surface, the jack (46) is interior to be inserted with a trip rod, and two trip rods are symmetrically distributed in clump weight (42)
On, inner end and the buffer stopper (44) of the trip rod are fixedly linked, and the outer end of the trip rod is fixedly installed an impact bead
(47), the impact bead (47) is plugged in the corresponding thread groove of threaded hole, and clump weight (42) rotation can be in impact bead
(47) it moves up or moves down along fixed cylinder (32) with the drill bit (33) is driven under the cooperation of thread groove.
2. the Automatic piling device of a kind of ocean platform according to claim 1, which is characterized in that on each piling unit
There are two bevel gears one (35), and is symmetrically distributed in the two sides of bevel gear two (39), and two bevel gears one (35) engage cone simultaneously
Gear two (39), corresponding turbine (37) rotation direction under liquid flow path direction unanimous circumstances of two bevel gears one (35) are opposite.
3. the Automatic piling device of a kind of ocean platform according to claim 2, which is characterized in that each piling unit
Hydraulic cavities (36) form a fluid power channel (41) after being sequentially connected, the both ends of the fluid power channel (41) are separately connected hydraulic input
General pipeline (22) and hydraulic return pipe (23).
4. a kind of according to claim 1 or 2 or 3 Automatic piling devices of ocean platform, which is characterized in that the thread groove
On be evenly arranged with several storage power structures, the adjacent phase difference stored between power structure is 180 °, and the storages power structure includes distinguishing
Storage power notch (48) on the two sidewalls of thread groove is set, and the storage power notch (48) is to increase thread groove in the position width
Big curved surface, the junction stored between power notch (48) and corresponding screw thread groove sidewall seamlessly transit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454116.5A CN110254635B (en) | 2019-05-28 | 2019-05-28 | Automatic pile driving device of ocean platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454116.5A CN110254635B (en) | 2019-05-28 | 2019-05-28 | Automatic pile driving device of ocean platform |
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| CN110254635A true CN110254635A (en) | 2019-09-20 |
| CN110254635B CN110254635B (en) | 2020-09-18 |
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| CN201910454116.5A Expired - Fee Related CN110254635B (en) | 2019-05-28 | 2019-05-28 | Automatic pile driving device of ocean platform |
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