CN109795615A - A kind of secondary rudder paddle device installation method that lies up - Google Patents
A kind of secondary rudder paddle device installation method that lies up Download PDFInfo
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- CN109795615A CN109795615A CN201910093126.0A CN201910093126A CN109795615A CN 109795615 A CN109795615 A CN 109795615A CN 201910093126 A CN201910093126 A CN 201910093126A CN 109795615 A CN109795615 A CN 109795615A
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Abstract
The present invention discloses a kind of secondary rudder paddle device installation method that lies up, rudder paddle device is hung in after enclosing pit shaft body, according to the installation site of the height difference H of reference point D and central point O and height change value △ D amendment connecting flange, and connecting flange is fixedly connected with pit shaft body is enclosed after the adjustment.By being modified to the rudder paddle device after secondary seat pier, it is ensured that the precision of the deflection angle of rudder paddle device, so that greatly reducing secondary lie up sits the rudder paddle device installation difficulty of the ship of pier.
Description
Technical field
The present invention relates to shipbuilding technical fields, more particularly to a kind of secondary rudder paddle device installation method that lies up.
Background technique
Dock is the workbench for repairing and building ship in shipyard, is the place for repairing and building ship.It is shipyard
The middle site facility for being used to build ship through artificial treatment, the construction and overhaul of ship carry out usually in dock.Therefore for
The use of dock must build batch in strict accordance with dock and carry out, and any one vessel is in depressed place time-lag, it will seriously affect entire
The production plan of dock.And in the build process of ship, often will appear power-equipment cannot arrive at dock as scheduled, to make
The occupancy cycle stretch-out to dock is obtained, the use of dock is influenced, so that the production efficiency of shipyard is low.
And in the shipyard of part, for above situation, it will usually the hull for building completion integrally undock, in power-equipment
It arrives to go again behind scene and arranges to lie up that power-equipment is installed.However, secondary lie up is sat ship horizontality after pier and may be sent out
Changing installs rudder paddle device by former bracing wire data and positioning datum, and required precision is unable to ensure, and applying for checking and examination, which also will be unable to, passes through.
Lie up secondary to ship sits that honest required precision is relatively high, so that the difficulty of ship installation power-equipment increases, installation period prolongs
It is long.
Summary of the invention
The purpose of the embodiment of the present invention is: providing a kind of secondary rudder paddle device installation method that lies up, can drop
Secondary lie up of low ship installs the difficulty and shortening installation period of power device.
In order to achieve the above object, the invention adopts the following technical scheme:
A kind of secondary rudder paddle device installation method that lies up is provided, comprising the following steps:
Step S100, before ship undocking, determine the central point O's of the connecting flange of rudder paddle device inside the ship
Installation site, and by its floor projection to the bulkhead close to the middle line side of the ship on point O ' and floor projection to described
Point F on the inner wall for enclosing pit shaft body of ship；
Step S200, several reference point D are chosen on the connecting flange, according to rudder line the inclining to ship stern of rudder paddle device
The rake angle A and mounting height difference H that the reference point D Yu the central point O are calculated to the tilt angle B by ship；
Step S300, the described ship undocking, and secondary lie up is sat earnestly after the mounting condition for meeting the rudder paddle device；
Step S400, the difference in height △ h and the point F of the measurement point F and point O ' is with the point O ' described
Horizontal distance LF on the cross section of ship；
Step S500, calculated according to design drawing the theoretical level of the middle line of the reference point D and the ship away from
From LD；
Step S600, calculate that the ship is secondary to lie up using formula sin α=△ h/LF and formula △ D=LD*sin α
The height change value △ D of the reference point D and the point O afterwards；
Step S700, by the rudder paddle device hang in it is described enclose pit shaft body after, according to the reference point D and the central point
The height difference H of O and the height change value △ D correct the installation site of the connecting flange, and after the adjustment will be described
Connecting flange is fixedly connected with the pit shaft body that encloses.
As a preferred technical solution of the invention, in the step S100, the central point O and the point O '
With the line OO ' and OF of the point F median perpendicular with the ship respectively.
It is chosen on the connecting flange in the step S200 as a preferred technical solution of the invention
Tetra- reference points of D1, D2, D3, D4, and corresponding label is made on the connecting flange, the central point O and D1,
Tetra- reference points of D2, D3, D4 are coplanar, and plane locating for tetra- reference points of D1, D2, D3, D4 and the rudder paddle
The rudder line of device is vertical.
As a preferred technical solution of the invention, the central point O select the connecting flange upper surface or
The center of lower surface.
As a preferred technical solution of the invention, the line D1D3 and the ship of reference point D1 and reference point D3
Cross section it is parallel, reference point D2 and the line D2D4 of reference point D4 are parallel with the vertical section of the ship.
As a preferred technical solution of the invention, the installation of reference point D1 and reference point D3 and the central point O
Difference in height is ± D1D3/2*sinB, reference point D2 and reference point D4 and the mounting height difference of the central point O is ± D2D4/2*
sinA。
As a preferred technical solution of the invention, in the step S300, secondary lie up of the ship is sat earnestly
When, it need to guarantee that the honest position of seat on the length direction of the ship is constant, guarantee the levelness of the ship in the longitudinal direction.
As a preferred technical solution of the invention, in the step S700, the rudder paddle device hangs in described
After enclosing pit shaft body, the reference point D is corresponded on the inner wall for enclosing pit shaft body and is fixedly installed multiple jacking apparatus, utilizes institute
The jacking end for stating jacking apparatus jacks the connecting flange, to adjust the difference in height of the reference point D Yu the central point O.
It further include enclosing pit shaft body described after the step S200 as a preferred technical solution of the invention
It is interior to draw the rudder line for setting the rudder paddle device, it is corresponded on the inner wall for enclosing pit shaft body using tooling and encloses pit shaft described in marking
The connecting line of body and the connecting flange.
As a preferred technical solution of the invention, the jacking end for the jacking apparatus being arranged in the step S700
End face is concordant with the connecting line.
The invention has the benefit that being the central point O's of connecting flange in pit shaft body by bulkhead in ship and enclosing
Floor projection O ' and point F, ship it is secondary lie up sit pier after, measure subpoint O ' and point F difference in height △ h, and binding site F and
Horizontal distance of the point O ' after sitting pier, so can find out ship it is secondary lie up sit pier after ship along its width direction deflection angle
α is spent, i.e., calculates the remote angle of ship using sin α=△ h/LF in step S600；Secondly as the width side of ship
To levelness deflection be to be deflected centered on the middle line of ship, i.e., each reference chosen is combined using deflection angle α
Point D calculates height of each reference point after secondary seat pier at a distance from the middle line of ship, using formula △ D=LD*sin α
Changing value；Finally, further according to school after being deflected in conjunction with the design height difference H of the central point O of the reference point D and connecting flange of selection
Each reference point of the connecting flange of quasi- height change value △ D amendment rudder paddle device and the practical connecting flange after secondary seat pier
The difference in height of central point O, it is ensured that the deflection angle precision of rudder paddle device.
Detailed description of the invention
The present invention will be further described in detail below based on the drawings and embodiments.
Fig. 1 is the vertical profile structural schematic diagram (before ship undocking) in rudder paddle cabin described in the embodiment of the present invention.
Fig. 2 is the cross-sectional structural schematic diagram (before ship undocking) in rudder paddle cabin described in the embodiment of the present invention.
Fig. 3 is the cross-sectional structural schematic diagram (ship is secondary lie up after) in rudder paddle cabin described in the embodiment of the present invention.
Fig. 4 is the overlooking structure diagram in rudder paddle cabin described in the embodiment of the present invention.
In figure:
1, pit shaft body is enclosed；2, bulkhead；3, power device；4, axis；5, rudder line；6, middle line.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
In the description of the present invention unless specifically defined or limited otherwise, term " connected ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection,
It can be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
Logical or two elements interaction relationship.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
As shown in Figures 1 to 4, in this present embodiment, the secondary rudder paddle device installation side that lies up of one kind of the present invention
Method, for correct due to ship is secondary lie up ship caused by sitting pier width direction on levelness variation brought by rudder
The deviations of paddle device to guarantee the installation accuracy of the rudder paddle device of ship, and can effectively reduce rudder paddle device
Positioning difficulty improves the installation effectiveness of rudder paddle device.
In embodiments of the present invention, tilt angle A from the rudder line 5 of rudder paddle device to ship stern and to the tilt angle B by ship.
In the examples below, with the rudder line 5 of rudder paddle device to 3 ° of the tilt angle of ship stern and to 5 ° of tilt angle of larboard by ship
It is illustrated for the installation of rudder paddle device.In other embodiments, tilt angle A, B can also be other degrees.
The secondary rudder paddle device installation method that lies up of one kind of the present invention, specifically includes the following steps:
Step S100, before ship undocking, the installation of the central point O of the connecting flange of rudder paddle device is determined inside ship
Position, and by its floor projection to the bulkhead 2 close to 6 side of middle line of ship on point O ' and floor projection to ship enclose well
Point F on the inner wall of cylinder 1；
Step S200, several reference point D are chosen on connecting flange, the inclination according to the rudder line 5 of rudder paddle device to ship stern
Angle A and the mounting height difference H that reference point D Yu central point O are calculated to the tilt angle B by ship；
Step S300, ship undocking, and secondary lie up is sat earnestly after the mounting condition for meeting rudder paddle device；
Step S400, the difference in height △ h and point F and level of the point O ' on the cross section of ship of measurement point F and point O '
Distance LF；
Step S500, according to the theoretical level distance L of design drawing calculating reference point D and the middle line 6 of shipD；
Step S600, formula sin α=△ h/L is utilizedFWith formula △ D=LD* sin α joins after calculating that ship is secondary and lying up
The height change value △ D of examination point D and point O；
Step S700, rudder paddle device is hung in after enclosing pit shaft body 1, according to the height difference H and height of reference point D and central point O
The installation site of changing value △ D amendment connecting flange is spent, and is after the adjustment fixedly connected with connecting flange with pit shaft body 1 is enclosed.
The floor projection O ' and point F of the central point O of connecting flange are in pit shaft body 1 in the bulkhead 2 and enclosing of ship, in ship
It is secondary lie up sit pier after, by measuring the difference in height △ h of subpoint O ' and point F, and binding site F and level of the point O ' after sitting pier
Distance, so can find out ship it is secondary lie up sit pier after ship along its width direction deflection angle α, i.e., using step
Sin α=△ h/L in S600FCalculate the remote angle of ship；Secondly as the levelness deflection of the width direction of ship is
It is deflected centered on the middle line 6 of ship, i.e., combines the middle line 6 of each reference point D and ship that choose using deflection angle α
Distance, utilize formula △ D=LD* sin α calculates height change value of each reference point after secondary seat pier；Finally, root again
According to the height change value △ calibrated after deflection in conjunction with the design height difference H of the central point O of the reference point D and connecting flange of selection
D corrects each reference point of the connecting flange of rudder paddle device and the difference in height of the practical connecting flange central point O after secondary seat pier,
To guarantee the deflection angle precision of rudder paddle device.
In embodiments of the present invention, in the step s 100, the line OO ' and OF of central point O and point O ' and point F respectively with ship
The middle line 6 of oceangoing ship is vertical.
By central point O respectively along the direction floor projection vertical with the middle line 6 of hull to the point F and cabin for enclosing pit shaft body 1
Point O ' on wall 2 can guarantee that point F and point O ' can locate the level for facilitating later period measurement point F He point O ' on the same line first
Distance LF.Wherein horizontal distance LFIt refers to projecting point F and point O ' in the horizontal plane respectively, the point F then measured and point O's '
Distance value.
In a specific embodiment, in step s 200, D is chosen on connecting flange1、D2、D3、D4Four reference points,
And corresponding label is made on connecting flange, central point O and D1、D2、D3、D4Four reference points are coplanar, and D1、D2、D3、D4
Plane locating for four reference points is vertical with the rudder line 5 of rudder paddle device；The upper surface or lower surface of central point O discretionary wiring method orchid
Center；Reference point D1With reference point D3Line D1D3It is parallel with the cross section of ship；Reference point D2With reference point D4's
Line D2D4It is parallel with the vertical section of ship.
By on the upper surface or lower surface of connecting flange, can be convenient and survey during the installation process central point O selection
The position of centre mark O.By D1、D2、D3、D4Four reference points are coplanar with central point O, i.e., by D1、D2、D3、D4Four references
Point be arranged in on the connecting flange surface that newly point O is ipsilateral, can be convenient for construction personnel observation and measurement, and can easily by
D1、D2、D3、D4Four reference point markers effectively reduce work difficulty in connecting flange.
In a preferred embodiment, reference point D1With reference point D3Line D1D3With reference point D2With reference point D4's
Line D2D4Both pass through central point O, i.e. reference point D1With reference point D3It is located across cross section and the connecting flange of central point O
On the intersecting lens on surface, reference point D2With reference point D4It is located across the intersection in the vertical section of central point O and the surface of connecting flange
On line, with reference to point D2With reference point D4It is coplanar with the axis 4 of power device 3 of rudder paddle device.
In embodiments of the present invention, reference point D1With reference point D3Mounting height difference with central point O is ± D1D3/2*
Sin5 °, reference point D2With reference point D4Mounting height difference with central point O is ± D2D4/ 2*sin3 °, the wherein size of sine value
It is that cross section or vertical section direction determine locating for line by reference point, if reference point is located on cross section, with rudder
The rudder line 5 of paddle device is calculated to the tilt angle by ship, if reference point is located on vertical section, with the rudder of rudder paddle device
Line 5 is calculated to the tilt angle of ship stern.Above-mentioned mounting height difference is in building course of ship, along the width side of ship
To levelness it is constant in the case where calculated theoretical mounting height it is poor.Wherein, stem side and the ship of ship are located remotely from
Two reference point D of 6 side of oceangoing ship middle line1、D2Height be relatively higher than central point O, numerical value is positive, other two reference point D3、
D4Height be relatively lower than the height of central point, numerical value is negative.
In step S300, ship is secondary to lie up when sitting honest, need to guarantee that the honest position of seat on the length direction of ship is constant,
Guarantee the levelness of ship in the longitudinal direction.Position due to sitting pier in dock relatively easily controls relatively, lies up secondary
Sit pier when, as long as when cloth pier guarantee in pier levelness, anterior-posterior horizontal degree can keep in first time depressed place build when it is basic
Unanimously, it and then can guarantee that anterior-posterior horizontal degree is constant, so that ship only deflects in the width direction in secondary seat pier, subtract
Angle change when few Ship docking.
After step S200, further includes setting the rudder line 5 of rudder paddle device enclosing to draw in pit shaft body 1, enclosing pit shaft using tooling
Correspondence marks the connecting line for enclosing pit shaft body 1 Yu connecting flange on the inner wall of body 1.
In step S700, rudder paddle device is hung in enclose pit shaft body 1 after, it is solid that reference point D is corresponded on the inner wall for enclosing pit shaft body 1
Surely multiple jacking apparatus are provided with, and keep the end face at the jacking end of the jacking apparatus of setting concordant with connecting line, are filled using jacking
The jacking end jacking connecting flange set, to adjust the difference in height of reference point D Yu central point O.
By drawing the rudder line 5 set to exist using tooling according to the installation site of the rudder paddle device of ship in a building course
Enclose on the inner wall of pit shaft body 1 correspondence and mark the connecting line for enclosing pit shaft body 1 Yu connecting flange, can be provided for staff reference according to
According to, when being lifted to rudder paddle device, the hoisting height of more easy control rudder paddle device and position.It is set between jacking apparatus
It sets and is enclosing in pit shaft body 1, and it is concordant with connecting line to be jacked face adjustment, can reduce connecting flange during lifting adjusts
Displacement reduces the adjustment difficulty of rudder paddle device.
It is identical as above-mentioned installation method for the installation of the rudder paddle device of the starboard of ship.
In the description of this article, it is to be understood that term " on ", "lower", "left", "right", etc. orientation or positional relationships
To be based on the orientation or positional relationship shown in the drawings, it is merely for convenience of description and simplification operation, rather than indication or suggestion institute
The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this hair
Bright limitation.In addition, term " first ", " second ", are only used to distinguish between description, have no special meaning.
In the description of this specification, the description of reference term " embodiment ", " example " etc. means to combine the embodiment
Or example particular features, structures, materials, or characteristics described are included at least one embodiment or example of the invention.?
In this specification, schematic expression of the above terms be may not refer to the same embodiment or example.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the embodiments can also be appropriately combined, and forming those skilled in the art can
With the other embodiments of understanding.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of secondary rudder paddle device installation method that lies up, which comprises the following steps:
Step S100, before ship undocking, the installation of the central point O of the connecting flange of rudder paddle device is determined inside the ship
Position, and by its floor projection to the bulkhead close to the middle line side of the ship on point O ' and floor projection to the ship
The inner wall for enclosing pit shaft body on point F；
Step S200, several reference point D are chosen on the connecting flange, according to the rudder line of rudder paddle device to the inclination angle of ship stern
The degree A and mounting height difference H that the reference point D Yu the central point O are calculated to the tilt angle B by ship；
Step S300, the described ship undocking, and secondary lie up is sat earnestly after the mounting condition for meeting the rudder paddle device；
Step S400, the difference in height △ h and the point F and the point O ' for measuring the point F and point O ' are in the ship
Cross section on horizontal distance LF；
Step S500, the theoretical level distance L of the middle line of the reference point D and the ship is calculated according to design drawingD；
Step S600, formula sin α=△ h/L is utilizedFWith formula △ D=LD* institute after sin α calculates that the ship is secondary and lies up
State the height change value △ D of reference point D Yu the point O；
Step S700, by the rudder paddle device hang in it is described enclose pit shaft body after, according to the reference point D's and central point O
The height difference H and the height change value △ D correct the installation site of the connecting flange, and after the adjustment by the connection
Flange is fixedly connected with the pit shaft body that encloses.
2. the secondary rudder paddle device installation method that lies up according to claim 1, which is characterized in that in the step
In S100, the line OO ' and OF of the central point O and the point O ' and the point F median perpendicular with the ship respectively.
3. the secondary rudder paddle device installation method that lies up according to claim 1, which is characterized in that in the step
In S200, D is chosen on the connecting flange1、D2、D3、D4Four reference points, and phase is made on the connecting flange
The label answered, the central point O and D1、D2、D3、D4Four reference points are coplanar, and D1、D2、D3、D4Four references
The locating plane of point is vertical with the rudder line of the rudder paddle device.
4. the secondary rudder paddle device installation method that lies up according to claim 3, which is characterized in that the central point O
Select the upper surface of the connecting flange or the center of lower surface.
5. the secondary rudder paddle device installation method that lies up according to claim 3, which is characterized in that reference point D1And ginseng
Examination point D3Line D1D3It is parallel with the cross section of the ship, reference point D2With reference point D4Line D2D4With the ship
Vertical section is parallel.
6. the secondary rudder paddle device installation method that lies up according to claim 5, which is characterized in that reference point D1And ginseng
Examination point D3Mounting height difference with the central point O is ± D1D3/ 2*sinB, reference point D2With reference point D4With the central point O
Mounting height difference be ± D2D4/2*sinA。
7. the secondary rudder paddle device installation method that lies up according to claim 1, which is characterized in that in the step
In S300, the ship is secondary to lie up when sitting honest, need to guarantee that the honest position of seat on the length direction of the ship is constant, guarantee institute
State the levelness of ship in the longitudinal direction.
8. the secondary rudder paddle device installation method that lies up according to claim 7, which is characterized in that in the step
In S700, the rudder paddle device hangs in described after enclosing pit shaft body, and the reference point D correspond on the inner wall for enclosing pit shaft body and is consolidated
Surely multiple jacking apparatus are provided with, the connecting flange are jacked using the jacking end of the jacking apparatus, to adjust the reference
The difference in height of point D and the central point O.
9. the secondary rudder paddle device installation method that lies up according to claim 8, which is characterized in that in the step
After S200, further includes drawing the rudder line for setting the rudder paddle device in pit shaft body in described enclose, enclose pit shaft described using tooling
It is corresponding on the inner wall of body to mark the connecting line for enclosing pit shaft body Yu the connecting flange.
10. the secondary rudder paddle device installation method that lies up according to claim 9, which is characterized in that the step
The end face at the jacking end for the jacking apparatus being arranged in S700 is concordant with the connecting line.
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| CN201910093126.0A CN109795615B (en) | 2019-01-30 | 2019-01-30 | Installation method of rudder propeller device of secondary docking ship |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113320659A (en) * | 2021-06-25 | 2021-08-31 | 广船国际有限公司 | Method for assembling flange and barrel of double-angle steering oar of ship |
| CN113401313A (en) * | 2021-07-30 | 2021-09-17 | 广船国际有限公司 | Installation method of rudder propeller device |
| CN114084311A (en) * | 2021-12-27 | 2022-02-25 | 江龙船艇科技股份有限公司 | High-precision installation method for full-slewing device |
| CN114684337A (en) * | 2022-03-31 | 2022-07-01 | 芜湖造船厂有限公司 | Ship rudder propeller base installation stay wire positioning method |
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| CN113320659A (en) * | 2021-06-25 | 2021-08-31 | 广船国际有限公司 | Method for assembling flange and barrel of double-angle steering oar of ship |
| CN113401313A (en) * | 2021-07-30 | 2021-09-17 | 广船国际有限公司 | Installation method of rudder propeller device |
| CN114084311A (en) * | 2021-12-27 | 2022-02-25 | 江龙船艇科技股份有限公司 | High-precision installation method for full-slewing device |
| CN114684337A (en) * | 2022-03-31 | 2022-07-01 | 芜湖造船厂有限公司 | Ship rudder propeller base installation stay wire positioning method |
| CN114684337B (en) * | 2022-03-31 | 2024-05-07 | 芜湖造船厂有限公司 | Ship rudder propeller base installation stay wire positioning method |
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| CN109795615B (en) | 2021-02-09 |
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