CN205499307U

CN205499307U - Oil platform supports centering adjusting device of boat propulsion device lift direction

Info

Publication number: CN205499307U
Application number: CN201620254627.4U
Authority: CN
Inventors: 朱春雷
Original assignee: JIANGSU ZHENJIANG SHIPYARD (GROUP) CO Ltd
Current assignee: JIANGSU ZHENJIANG SHIPYARD (GROUP) CO Ltd
Priority date: 2016-03-30
Filing date: 2016-03-30
Publication date: 2016-08-24
Anticipated expiration: 2026-03-30

Abstract

The utility model discloses an oil platform supports centering adjusting device of boat propulsion device lift direction, including several turnbuckle, a turnbuckle one end along X axle orientation and a guide pillar top fixed connection, the 2nd turnbuckle one end along Y axle orientation and another guide pillar top fixed connection, X axle orientation and Y axle orientation and the lift cylinder perpendicular fixed connection in bottom are followed respectively to the 3rd turnbuckle one end and fourth turnbuckle one end, and each turnbuckle other end is fixed respectively on the hull inboard that corresponds the position. The utility model provides high propeller elevating gear's lift precision reduces its fault rate, prolongs its life.

Description

Oil platform support ship propeller lifting guide to middle regulator

Technical field

This utility model relates to one and has liftable bow angle of rake offshore platform support ship, especially bow The adjusting apparatus that propeller lifting guides, belongs to Marine engineering technical field.

Background technology

Along with for exploratory engineering of off-shore petroleum/gas reservoir, develop, the continuous operation of all kinds of oil platforms that produce, need oil platform to prop up Hold all kinds of specialized ships such as ship and provide support service to the operation of the offshore engineering structures such as drilling platforms.Some oil platform supports Quarter uses full-rotating rudder paddle or CPP(adjustable pitch propeller) advance pattern, its bow equipped with liftable propeller, with Just the propulsion system of tie tail carries out controlling or providing comprehensive for boats and ships when being in low cruise state of ship's fix Power, can coordinate stern propulsion plant drive oil platform support ship all around shift, in order to neatly at water Upper location and top or sail out of oil platform.When oil platform supports ship navigation, bow propeller is under the driving of hoist cylinder Rise up into the inside of ship hull plate, in order to reducing ship resistance, therefore, the angle of rake lifting of bow supports ship for oil platform Say it is critical that.

Propeller lowering or hoisting gear is as it is shown in figure 1, include upper guide plate 10, lower mounting base 20, two guide pillars 30, center drums 40 and hoist cylinder 50, it is respectively and vertically fixed at bottom two guide pillars 30 on the two ends, left and right of lower mounting base 20, center drum In 40 center holes vertically packing into lower mounting base 20, center drum 40 upper end is fixed on upper guide plate 10 downside, above leads Plate 10 two ends are respectively fitted on two guide pillars 30, and center drum 40 lower end is fixing with bow propeller 60 upper end to be connected, lifting oil Cylinder 50 is vertically set on the right side of lower mounting base 20, and fix vertical with upper guide plate 10 of hoist cylinder piston rod 501 upper end is connected, Hoist cylinder 50 lower end is inserted in the right-hand member hole of lower cross plate 60, lower cross plate 60 left end fix company vertical with center drum 40 lower end Connect.

In the installation process of propeller lowering or hoisting gear, the perpendicularity how adjusting two guide pillars 30 and hoist cylinder 50 is inclined Difference so that it is meet design requirement, so that center drum 40 is with heavier propeller 50 oscilaltion freely, reduces propeller The fault rate of lowering or hoisting gear, improves its reliability, is to put a great problem in oil platform supports ship manufacture process.

Utility model content

The purpose of this utility model be to provide a kind of oil platform support ship propeller lifting guide to middle regulator, Guarantee that propeller lifts freely, improve its reliability.

This utility model is achieved by the following technical programs:

A kind of oil platform support ship propeller lifting guide to middle regulator, including several flower basket bolts, at water In the plane right-angle coordinate that flat installed surface is set up, first flower basket bolt one end is fixing even along X-direction and a guide pillar top Connecing, second flower basket bolt one end is connected along Y direction and another root guide pillar top are fixing, the 3rd flower basket bolt one end and the 4th flower Basket bolt one end is connected along fix vertical with bottom hoist cylinder of X-direction and Y direction respectively, and each flower basket bolt other end divides It is not fixed on inside the hull of correspondence position.

The purpose of this utility model can also be realized further by techniques below measure.

Further, described guide pillar top is provided with flower basket bolt and supports seat, first flower basket bolt one end or the second gaily decorated basket spiral shell Bolt one end is separately fixed at the flower basket bolt of correspondence and supports on seat.

Further, between upper guide plate and lower mounting base, drive the low level of center drum lifting according to hoist cylinder In the stroke stage of three increasing lengths of stroke, middle position stroke and high-order stroke, it is respectively provided with corresponding low level stroke and props up Stay tube, middle position stroke prop up stay tube and high-order stroke props up stay tube.Low level stroke props up stay tube, middle position stroke props up stay tube and high-order stroke props up Stay tube is arranged in pairs between the two ends of upper guide plate and lower mounting base respectively, and is positioned at inside the guide pillar of correspondence.

Further, being provided with locating dowel bottom hoist cylinder, described locating dowel is provided with two mutually perpendicular installed surfaces, the Three flower basket bolt one end and the 4th flower basket bolt one end are fixed on two mutually along X-direction and Y direction with locating dowel respectively On vertical installed surface.

Of the present utility model to middle regulator simple in construction, easy to use, by being separately positioned on two guide pillar tops Flower basket bolt and be arranged on two flower basket bolts bottom hoist cylinder, can be used for the vertical of two guide pillars and a hoist cylinder The regulation of degree deviation so that the error of perpendicularity of center drum keeps consistent and meets the requirements, thus meet propeller lifting Required precision；And prop up stay tube with the stroke of three kinds of different lengths and support the center drum risen or fallen with propeller, just In the lifting of measuring center cylinder at perpendicularity deviation corresponding to differing heights, it is allowed to keep in allowed limits.Thus improve The lifting precision of propeller lowering or hoisting gear, reduces the fault rate of propeller lowering or hoisting gear, extends propeller lowering or hoisting gear Service life.

Advantage of the present utility model and feature, conciliate carrying out diagram by the non-limitative illustration of preferred embodiment below Release, these embodiments, be only used as example referring to the drawings and be given.

Accompanying drawing explanation

Fig. 1 is the structural representation of propeller lowering or hoisting gear, and now center drum is supported on low level and props up on stay tube；

Fig. 2 is in the center drum of middle position and is supported on midfoot support pipe；

Fig. 3 is in the center drum of a high position and is supported on upper support pipe；

Fig. 4 is the top view of Fig. 1；

Fig. 5 is the A-A cutaway view Amplified image of Fig. 1；

Fig. 6 is that the B of Fig. 1 is to zoomed-in view.

Detailed description of the invention

The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.

As shown in Fig. 1～Fig. 6, the present embodiment includes 4 flower basket bolts, straight in the plane of the upper side of lower mounting base 20 In angle coordinate system, first flower basket bolt 1 one end is along the gaily decorated basket spiral shell of X-direction with guide pillar 30 top being positioned on the left of center drum 40 Bolt supports that seat 31 is fixing to be connected, and second flower basket bolt 2 one end is along the flower on guide pillar 30 top on the right side of Y direction and center drum 40 Basket bolt support seat 31 is fixing to be connected；3rd flower basket bolt 3 one end and the 4th flower basket bolt 4 one end are respectively along X-direction and Y-axis Direction is fixing with two mutually perpendicular installed surfaces of the locating dowel 51 being fixed on bottom hoist cylinder 50 to be connected, each flower basket bolt The other end is separately fixed on inside the hull 100 of correspondence position.So, the guide pillar 30 in left side, the guide pillar 30 on right side and lifting Oil cylinder 50 obtains Primary Location.

Low level stroke, middle position stroke and three length of high-order stroke that center drum lifts are driven according to hoist cylinder 50 Stroke stage of being incremented by, it is respectively provided with the low level stroke of corresponding a length of 400mm and props up stay tube 5, a length of 1450mm Middle position stroke props up the high-order stroke of stay tube 6 and a length of 2500mm and props up stay tube 7.Low level stroke props up stay tube 5, middle position stroke props up stay tube 6 and high-order stroke prop up between the two ends that stay tube 7 is arranged in pairs in upper guide plate 10 and lower mounting base 20 respectively, and be positioned at correspondence Inside guide pillar 30.The center drum 40 at differing heights is lifted, it is simple to carry out the measurement of perpendicularity for supporting.

Adjustment process of the present utility model is as follows:

As shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6,1) two amesdials 80 of installation on lower mounting base 20, wherein first Amesdial base position 81 is fixed between guide pillar 30 and center drum 40, and is positioned on lower mounting base longitudinal centre line, thousand points Table gauge head 82 is resisted against on center drum 40 outer peripheral face, and amesdial gauge head 82 axis points to center drum 40 axle center.Second thousand Table base 81 is divided to be fixed on lower mounting base 20 cross central line, second amesdial gauge head 82 axis and first amesdial The angle of gauge head 82 axis is 90 °, and each amesdial 80 arranges zero-bit.

2) hoist cylinder piston rod 501 rises, under the guide pillar 30 making upper guide plate 10 drive center drum 40 at two ends guides Rise, when upper guide plate 10 rises to prop up with low level stroke height corresponding to stay tube 5, two low level strokes are propped up stay tube 5 and puts into Between upper guide plate 10 and lower mounting base 20, vertical support lives in guide plate 10, and two low level strokes prop up stay tube 5 and lay respectively at center Between cylinder 40 both sides and two guide pillars 30.

3) first flower basket bolt the 1, second flower basket bolt the 2, the 3rd flower basket bolt 3 and the 4th flower basket bolt 4 are regulated respectively Length, thus two guide pillars 30 of regulation and the perpendicularity of hoist cylinder 50 respectively；Read the measured value of amesdial 80 and note hanging down Straight degree error amount is forward or negative sense, again regulates the length of four flower basket bolts, makes in the measurement of two amesdials 80 Heart cylinder 40 error of perpendicularity value the most in allowed limits and keeps constant.

4) as in figure 2 it is shown, hoist cylinder piston rod 501 continues to rise, remove two low level strokes and prop up stay tube 5, lead upper When plate 10 rises to prop up height corresponding to stay tube 6 with middle position stroke, position stroke in two is propped up stay tube 6 put into upper guide plate 10 and under Between mounting base 20, vertical support lives in guide plate 10, in two position stroke prop up stay tube 6 lay respectively at center drum 40 both sides and Between two guide pillars 30；Repeat the process of step 3), make the measured value of two amesdials 80 all in the range of permissible value and protect Hold constant.

5) as it is shown on figure 3, hoist cylinder piston rod 501 continues to rise, in removing two, position stroke props up stay tube 6；Lead upper When plate 10 rises to prop up height corresponding to stay tube 7 with high-order stroke, two high-order strokes are propped up stay tube 7 put into upper guide plate 10 and under Between mounting base 20, vertical support lives in guide plate 10, two high-order strokes prop up stay tube 7 lay respectively at center drum 40 both sides and Between two guide pillars 30；Repeat the process of step 3), make the measured value of two amesdials 80 all in the range of permissible value and protect Hold constant.

6) hoist cylinder piston rod 501 trace rises, and removes two high-order strokes and props up stay tube 7, changes position stroke in two Prop up stay tube 6；Hoist cylinder piston rod 501 drops to upper guide plate 10 and is supported on position stroke in two and props up on stay tube 6, repeats step 3) Process, make the measured value of two amesdials 80 all in the range of permissible value and keep constant；

7) hoist cylinder piston rod 501 trace rises, and in removing two, position stroke props up stay tube 6, changes two low level strokes Prop up stay tube 5；Hoist cylinder piston rod 501 continues to drop to upper guide plate 10 and is supported on two low level strokes and props up on stay tube 5, repeats step Rapid 3) process, makes the measured value of two amesdials 80 all in the range of permissible value and keep constant.

8) step 2 is repeated several times) to the process of step 7) so that hoist cylinder piston rod 501 is led two guide pillars 30 Downwards, driving center drum 40 and propeller 70 smoothly vertical lift by upper guide plate 10, during lifting, center drum 40 hangs down Straight degree error amount and keeps constant in the range of permissible value, and the centering completing propeller lifting and guiding device adjusts.

In addition to the implementation, this utility model can also have other embodiments, all employing equivalents or equivalence to become Change the technical scheme of formation, all fall within the protection domain of this utility model requirement.

Claims

1. an oil platform support that the lifting of ship propeller guides to middle regulator, it is characterised in that: include several gaily decorated basket Bolt, in the plane right-angle coordinate that horizontal mounting surface is set up, first flower basket bolt one end is along X-direction and a guide pillar top End is fixing to be connected, and second flower basket bolt one end is connected along Y direction and another root guide pillar top are fixing, the 3rd flower basket bolt one end It is connected along fix vertical with bottom hoist cylinder of X-direction and Y direction respectively with the 4th flower basket bolt one end, each flower basket bolt The other end is separately fixed on inside the hull of correspondence position.

2. oil platform as claimed in claim 1 support that the lifting of ship propeller guides to middle regulator, it is characterised in that: Described guide pillar top is provided with flower basket bolt and supports seat, and it is right that first flower basket bolt one end or second flower basket bolt one end are separately fixed at The flower basket bolt answered supports on seat.

3. oil platform as claimed in claim 1 support that the lifting of ship propeller guides to middle regulator, it is characterised in that: Between upper guide plate and lower mounting base, drive low level stroke, middle position stroke and the height of center drum lifting according to hoist cylinder In the stroke stage of three increasing lengths of position stroke, it is respectively provided with corresponding low level stroke and props up stay tube, the support of middle position stroke Pipe and high-order stroke prop up stay tube.

4. oil platform as claimed in claim 3 support that the lifting of ship propeller guides to middle regulator, it is characterised in that: Described low level stroke props up stay tube, middle position stroke props up stay tube and high-order stroke props up stay tube and is arranged in pairs in upper guide plate and lower installation respectively Between the two ends of base plate, and it is positioned at inside the guide pillar of correspondence.

5. oil platform as claimed in claim 1 support that the lifting of ship propeller guides to middle regulator, it is characterised in that: Being provided with locating dowel bottom hoist cylinder, described locating dowel is provided with two mutually perpendicular installed surfaces, the 3rd flower basket bolt one end and 4th flower basket bolt one end is fixed on two mutually perpendicular installed surfaces along X-direction and Y direction with locating dowel respectively.