CN103879905A - Arm frame backward moving type floating crane ship and moving method thereof - Google Patents
Arm frame backward moving type floating crane ship and moving method thereof Download PDFInfo
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- CN103879905A CN103879905A CN201410096793.1A CN201410096793A CN103879905A CN 103879905 A CN103879905 A CN 103879905A CN 201410096793 A CN201410096793 A CN 201410096793A CN 103879905 A CN103879905 A CN 103879905A
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- sliding base
- crane
- jib
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Abstract
The invention relates to an arm frame backward moving type floating crane ship and a moving method thereof. The floating crane ship comprises a ship body (1) provided with a crane, a sliding rail (4) mounted on the ship body (1), a sliding base (3) which is hinged with the bottom of a crane arm frame (2) and is slidably connected to the sliding rail (4), a sliding traction mechanism (5) for dragging the sliding base (3) on the sliding rail (4), and a jib lubbing mechanism (6) which is connected to the top of the crane arm frame (2) and is used for lifting the crane arm frame (2). According to the floating crane ship and the moving method thereof, the stable sailing of the ship body is facilitated.
Description
Technical field
The present invention relates to move formula floating-crane ship and moving method thereof after a kind of jib, belong to ocean engineering operation technique field.
Background technology
At present, in offshore engineering job engineering, need to adopt floating-crane ship to carry out hoisting construction operation, crane ships general as 1000 tonnes are equipped with one, one, 15 tons rigging hooks of two, 300 tons auxiliary hooks of 500 tons of main hoisting hooks, maximum height of lift main hook is above 70 meters of deck, and auxiliary hook is above 76 meters of deck; Amplitude peak main hook is 69.3 meters, and auxiliary hook is 75.2 meters, and jib total length is 87 meters; 90 meters of hull overall lengths, 30 meters of molded breadths, 7 meters of moldeed depth, because this ship is offshore crane, by the marine lifting standard of CCS, require the power in the generation of motion of ship acceleration/accel, and the static weight power of member must meet the requirement of 55m/S wind speed; And the crane arm support of conventional crane ship is vertically installed on hull, to work as hull because of it and navigate by water to the process of assigned address, crane arm support windward side is larger, and windage is large, is unfavorable for the steady steaming of hull.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, provide a kind of hull that is beneficial to navigate by water after stable jib and move formula floating-crane ship and moving method thereof.
The object of the present invention is achieved like this: after a kind of jib, move formula floating-crane ship, move formula floating-crane ship and include after described jib:
One is provided with the hull of hoisting crane;
One is installed on the sliding rail on hull;
One is hinged and is slidably connected to the sliding base on sliding rail with the bottom of crane arm support;
One slippage trailer coupling for the sliding base on sliding rail is drawn;
One is connected in the luffing mechanism that crane jib top of the trellis carries out slight rise to it.
After a kind of jib of the present invention, move formula floating-crane ship, after described jib, move formula floating-crane ship and also include one and be installed on the jib support for crane arm support is shelved on hull.
After a kind of jib of the present invention, move formula floating-crane ship, the cross-sectional plane of described sliding rail is an inverted trapezoidal structure, the bottom of described sliding base is the chute of an inverted trapezoidal, above-mentioned sliding rail be embedded to this chute in, between above-mentioned chute and sliding rail, liner has poly-four Buddhist vinyl plate, the left and right sides, bottom of described sliding base is provided with the adapter plate that has multiple bolts hole, by this adapter plate, sliding base is fixed on hull, the top of described sliding base is the jointed shaft being hinged with crane arm support bottom, the front end of described sliding base is provided with the pulley mounting hole for pulley is installed.
After a kind of jib of the present invention, move formula floating-crane ship, described slippage trailer coupling includes winch, and the drag rope of described winch is connected and connects with sliding base after turning to 180 ° by a deflection sheave that is positioned at sliding rail front end.
After a kind of jib of the present invention, move the moving method of formula floating-crane ship, described method is moved formula floating-crane ship after including a jib, after described jib, moving formula floating-crane ship includes, one is provided with the hull of hoisting crane, one is installed on the sliding rail on hull, one is hinged and is slidably connected to the sliding base on sliding rail with the bottom of crane arm support, one slippage trailer coupling for the sliding base on sliding rail is drawn, one is connected in the luffing mechanism that crane jib top of the trellis carries out slight rise to it;
Described method includes following steps
After move while transferring:
Steps A 1: start luffing mechanism action and make crane arm support become 60 ° of angles with horizontal surface, then stop luffing mechanism;
Steps A 2: withstand sliding base with jack, unload sliding base and be fixed on the bolt on hull, then remove jack;
Steps A 3: start slippage trailer coupling, move after making sliding base drive the crane arm support on it, thereby the angle of crane arm support and horizontal surface is slowly reduced, in the time that this angle is reduced to 40 °, stop slippage trailer coupling;
Steps A 4: return to steps A 1, slide onto rear end until move after crane arm support;
When reach lifting:
Step B1: start luffing mechanism and make crane arm support lifting become 40 ° of angles as for horizontal surface, then stop luffing mechanism;
Step B2: start slippage trailer coupling and make sliding base drive the crane arm support reach on it, thereby the angle of crane arm support and horizontal surface is slowly increased, in the time that this angle increases to 60 °, stop slippage trailer coupling;
Step B3: start luffing mechanism and make crane arm support below become 40 ° of angles as for horizontal surface, then stop luffing mechanism;
Step B4: return to step B2, until sliding base drives crane arm support to control position;
Step B5: in the time that sliding base moves to control position, by bolt, sliding base is fixed on hull.
After a kind of jib of the present invention, move the moving method of formula floating-crane ship, in the cyclic process of step B2 and step B3, can be provided with an operation point at the middle part of hull.
After a kind of jib of the present invention, move the moving method of formula floating-crane ship, move in the process of the lifting of transferring, move forward after above-mentioned, the angle of crane arm support and horizontal surface is all the time in the stabilized conditions of 40 ~ 60 °.
After a kind of jib of the present invention, move the moving method of formula floating-crane ship, bearing pin sensor is installed on above-mentioned deflection sheave, the bottom of described sliding base is provided with multiple pulling force sensors, carrying out before above-mentioned steps A1, the pulling force sensor of installing on sliding base is adjusted to unanimously, thereby makes stressed evenly consistent.
After a kind of jib of the present invention, move the moving method of formula floating-crane ship, in the time carrying out above-mentioned steps A1, when jack withstands sliding base, observe the registration of bearing pin sensor, in the time that registration is zero, start to dismantle the bolt on sliding base.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention is for meeting offshore crane code requirement, reduce production costs to greatest extent, after having adopted crane arm support longitudinal along hull, move mode, after jib is longitudinal along hull, move, finally place on what jib support with 6 ° of angles, thereby guarantee the safe reliability of hull in decantation navigation process; In the time navigating by water to destination, again draw crane arm support reach and be raised to control position.
Accompanying drawing explanation
Fig. 1 is the crane arm support that moves formula floating-crane ship after the jib of the present invention structural representation (mode of operation) while being positioned at working position.
Fig. 2 is the crane arm support that moves formula floating-crane ship after the jib of the present invention structural representation (operational configuration) while being positioned at end.
Fig. 3 be the designs simplification figure that moves the various important compositions on the hull of formula floating-crane ship after jib of the present invention (for show clear for the purpose of, in figure, removed crane arm support; And state signal when jib sliding base represents to slide onto two diverse locations in diagram).
Fig. 4 is the perspective view of moving the jib sliding base of formula floating-crane ship after jib of the present invention.
Fig. 5 is the construction profile schematic diagram that moves the jib sliding base of formula floating-crane ship after jib of the present invention.
Fig. 6 is the A-A cutaway view that moves Fig. 5 of the jib sliding base of formula floating-crane ship after jib of the present invention.
Wherein:
Chute 3.1, adapter plate 3.2, jointed shaft 3.3, pulley mounting hole 3.4;
Winch 5.1, deflection sheave 5.2, drag rope 5.3.
The specific embodiment
Referring to Fig. 1 ~ 6, after a kind of jib the present invention relates to, move formula floating-crane ship, after described jib, move formula floating-crane ship and include:
One is provided with the hull 1 of hoisting crane;
One is installed on the sliding rail 4 on hull 1;
One is hinged and is slidably connected to the sliding base 3 on sliding rail 4 with the bottom of crane arm support 2;
The one slippage trailer coupling 5 drawing for the sliding base 3 on sliding rail 4;
One is connected in the intrinsic mechanism that this luffing mechanism of luffing mechanism 6(6 of crane arm support 2 tops it being carried out to slight rise is hoisting crane, in this patent, utilizes it to carry out slippage action this mechanism);
One is installed on the jib support 7 for crane arm support 2 is shelved on hull 1;
Its basic moving method is:
After move while transferring:
Steps A 1: start luffing mechanism 6 actions and make crane arm support 2 become 60 ° of angles with horizontal surface, then stop luffing mechanism 6;
Steps A 2: withstand sliding base 3 with jack, unload sliding base 3 and be fixed on the bolt on hull 1, then remove jack;
Steps A 3: start slippage trailer coupling 5, move after the crane arm support 2 that sliding base 3 is driven on it, thereby crane arm support 2 and the angle of horizontal surface are slowly reduced, in the time that this angle is reduced to 40 °, stop slippage trailer coupling 5;
Steps A 4: return to steps A 1, slide onto rear end until move after crane arm support 2;
Steps A 5: start luffing mechanism 6 crane arm support 2 is transferred to jib support 7;
When reach lifting:
Step B1: start luffing mechanism 6 and make crane arm support 2 liftings become 40 ° of angles as for horizontal surface, then stop luffing mechanism 6;
Step B2: start slippage trailer coupling 5 and make sliding base 3 drive the crane arm support 2 on it to move forward, thereby crane arm support 2 and the angle of horizontal surface are slowly increased, in the time that this angle increases to 60 °, stop slippage trailer coupling 5;
Step B3: start luffing mechanism 6 and make crane arm support 2 belows become 40 ° of angles as for horizontal surface, then stop luffing mechanism 6;
Step B4: return to step B2, until sliding base 3 drives crane arm support 2 to control position;
Step B5: in the time that sliding base 3 moves to control position, by bolt, sliding base 3 is fixed on hull 1;
In the cyclic process of step B2 and step B3, one operation point (being fixed on the operation point place that is positioned at hull 1 middle part by sliding base 3) can be set at the middle part of hull 1, this benefit is: conventional operation point is all arranged on Chuan Bianchu, now lift by crane the impact due to lifting angle, goods cannot be risen and winch on hull 1, arrange behind operation point at hull 1 middle part, in the time that sliding base 3 moves to this operation point, be secured by bolts in this place, now work, can easily goods be risen and be winched on ship;
After above-mentioned, move in the process of the lifting of transferring, move forward, the angle of crane arm support 2 and horizontal surface is all the time in the stabilized conditions of 40 ~ 60 °;
Above-mentioned embodiment is only a scheme of simplifying most, and any change or improvement that those skilled in the art does according to above-mentioned design, all within the protection domain of this patent;
Below, according to legend, this patent one prioritization scheme is described:
In this prioritization scheme, the cross-sectional plane of described sliding rail 4 is an inverted trapezoidal structure, the bottom of described sliding base 3 is the chute 3.1 of an inverted trapezoidal, above-mentioned sliding rail 4 be embedded to this chute 3.1 in, being arranged to inverted trapezoidal is to prevent from breakking away by actv., the Peril Incident of upset, and in order to increase friction, between above-mentioned chute 3.1 and sliding rail 4, liner has poly-four Buddhist vinyl plate, the left and right sides, bottom of described sliding base 3 is provided with the adapter plate 3.2 that has multiple bolts hole, by this adapter plate 3.2, sliding base 3 is fixed on hull 1, the top of described sliding base 3 is the jointed shaft 3.3 being hinged with crane arm support 2 bottoms, the front end of described sliding base 3 is provided with the pulley mounting hole 3.4 for pulley is installed,
Described slippage trailer coupling 5 includes winch 5.1, the drag rope 5.3 of described winch 5.1 is connected and connects with sliding base 3 after turning to 180 ° by a deflection sheave 5.2 that is positioned at sliding rail 4 front ends, preferably, the pulley of installing on the pulley mounting hole 3.4 of above-mentioned sliding base 3 front ends is to 5.3 spacing directional taggings of drag rope;
Preferably, on above-mentioned deflection sheave 5.2, bearing pin sensor is installed, the bottom of described sliding base 3 is provided with multiple pulling force sensors, before above-mentioned steps A1, the pulling force sensor of installing on sliding base 3 is adjusted to unanimously, thereby make stressed consistent evenly, while preventing slippage, there is the unbalanced situation in left and right; In the time carrying out above-mentioned steps A1, when jack withstands sliding base 3, observe the registration of bearing pin sensor, in the time that registration is zero, start to dismantle the bolt on sliding base 3, now bolt does not stress, not only convenient disassembly, safer in what is more important unloading process, to have stopped safety misadventure generation.
It should be noted that the above-mentioned specific embodiment is only an optimization scheme of this patent, any change or improvement that those skilled in the art does on the basis of above-mentioned concrete structure, all within the protection domain of this patent.
Claims (9)
1. after jib, move a formula floating-crane ship, it is characterized in that: after described jib, move formula floating-crane ship and include:
One is provided with the hull (1) of hoisting crane;
One is installed on the sliding rail (4) on hull (1);
One is hinged and is slidably connected to the sliding base (3) on sliding rail (4) with the bottom of crane arm support (2);
The one slippage trailer coupling (5) drawing for the sliding base (3) on sliding rail (4);
One is connected in the luffing mechanism (6) that slight rise is carried out to it in crane arm support (2) top.
2. move formula floating-crane ship after a kind of jib as right as described in will going 1, it is characterized in that: after described jib, move formula floating-crane ship and also include one and be installed on the upper jib support (7) for crane arm support (2) is shelved of hull (1).
3. as right is moved formula floating-crane ship after a kind of jib as described in will going 1 or 2, it is characterized in that: the cross-sectional plane of described sliding rail (4) is an inverted trapezoidal structure, the bottom of described sliding base (3) is the chute (3.1) of an inverted trapezoidal, above-mentioned sliding rail (4) be embedded to this chute (3.1) in, the left and right sides, bottom of described sliding base (3) is provided with the adapter plate (3.2) that has multiple bolts hole, by this adapter plate (3.2), sliding base (3) is fixed on hull (1), the top of described sliding base (3) is the jointed shaft (3.3) being hinged with crane arm support (2) bottom, the front end of described sliding base (3) is provided with the pulley mounting hole (3.4) for pulley is installed.
4. as right is moved formula floating-crane ship after a kind of jib as described in will going 3, it is characterized in that: described slippage trailer coupling (5) includes winch (5.1), the drag rope (5.3) of described winch (5.1) is connected with sliding base (3) after turning to 180 ° by a deflection sheave (5.2) that is positioned at sliding rail (4) front end.
5. after a jib, move the moving method of formula floating-crane ship, it is characterized in that: described method is moved formula floating-crane ship after including a jib, after described jib, moving formula floating-crane ship includes, one is provided with the hull (1) of hoisting crane, one is installed on the sliding rail (4) on hull (1), one is hinged and is slidably connected to the sliding base (3) on sliding rail (4) with the bottom of crane arm support (2), the one slippage trailer coupling (5) drawing for the sliding base (3) on sliding rail (4), one is connected in the luffing mechanism (6) that slight rise is carried out to it in crane arm support (2) top,
Described method includes following steps
After move while transferring:
Steps A 1: start luffing mechanism (6) action and make crane arm support (2) become 60 ° of angles with horizontal surface, then stop luffing mechanism (6);
Steps A 2: withstand sliding base (3) with jack, unload sliding base (3) and be fixed on the bolt on hull (1), then remove jack;
Steps A 3: start slippage trailer coupling (5), after making sliding base (3) drive the crane arm support (2) on it, move, thereby crane arm support (2) and the angle of horizontal surface are slowly reduced, in the time that this angle is reduced to 40 °, stop slippage trailer coupling (5);
Steps A 4: return to steps A 1, until move and slide onto rear end after crane arm support (2);
When reach lifting:
Step B1: start luffing mechanism (6) and make crane arm support (2) lifting become 40 ° of angles as for horizontal surface, then stop luffing mechanism (6);
Step B2: start slippage trailer coupling (5) and make sliding base (3) drive crane arm support (2) reach on it, thereby crane arm support (2) and the angle of horizontal surface are slowly increased, in the time that this angle increases to 60 °, stop slippage trailer coupling (5);
Step B3: start luffing mechanism (6) and make crane arm support (2) below become 40 ° of angles as for horizontal surface, then stop luffing mechanism (6);
Step B4: return to step B2, until sliding base (3) drives crane arm support (2) to control position;
Step B5: in the time that sliding base (3) moves to control position, by bolt, sliding base (3) is fixed on hull (1).
6. the moving method that moves formula floating-crane ship after a kind of jib as claimed in claim 5, is characterized in that: in the cyclic process of step B2 and step B3, can be provided with an operation point at the middle part of hull (1).
7. the moving method that moves formula floating-crane ship after a kind of jib as claimed in claim 5, is characterized in that: after above-mentioned, move in the process of the lifting of transferring, move forward, the angle of crane arm support (2) and horizontal surface is all the time in the stabilized conditions of 40 ~ 60 °.
8. after a kind of jib as described in claim 5,6 or 7, move the moving method of formula floating-crane ship, it is characterized in that: above-mentioned deflection sheave is provided with bearing pin sensor on (5.2), the bottom of described sliding base (3) is provided with multiple pulling force sensors, carrying out before above-mentioned steps A1, the upper pulling force sensor of installing of sliding base (3) is adjusted to unanimously, thereby makes stressed evenly consistent.
9. after a kind of jib as described in claim 5,6 or 7, move the moving method of formula floating-crane ship, it is characterized in that: in the time carrying out above-mentioned steps A1, when jack withstands sliding base (3), observe the registration of bearing pin sensor, in the time that registration is zero, start to dismantle the bolt on sliding base (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410096793.1A CN103879905B (en) | 2014-03-17 | 2014-03-17 | Formula floating-crane ship and moving method thereof is moved after jib |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410096793.1A CN103879905B (en) | 2014-03-17 | 2014-03-17 | Formula floating-crane ship and moving method thereof is moved after jib |
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| CN103879905B CN103879905B (en) | 2015-12-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103879904A (en) * | 2014-03-17 | 2014-06-25 | 江苏华西村海洋工程服务有限公司 | Ocean crane ship and moving method thereof |
| CN106744355A (en) * | 2017-02-17 | 2017-05-31 | 江苏华西村海洋工程服务有限公司 | Single arm support crane is shelved after floating |
| CN107487724A (en) * | 2017-08-16 | 2017-12-19 | 青岛海西重机有限责任公司 | A kind of the large-scale floating crane arm support erecting device and installation method of non-loop wheel machine auxiliary |
| CN110565527A (en) * | 2019-08-06 | 2019-12-13 | 中交第一航务工程局有限公司 | Method for installing prestressed T-beam on non-rotating synchronous double-lifting-hoisting sea |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107487724A (en) * | 2017-08-16 | 2017-12-19 | 青岛海西重机有限责任公司 | A kind of the large-scale floating crane arm support erecting device and installation method of non-loop wheel machine auxiliary |
| CN107487724B (en) * | 2017-08-16 | 2020-04-14 | 青岛海西重机有限责任公司 | Non-crane-assisted large floating crane arm support mounting device and mounting method |
| CN110565527A (en) * | 2019-08-06 | 2019-12-13 | 中交第一航务工程局有限公司 | Method for installing prestressed T-beam on non-rotating synchronous double-lifting-hoisting sea |
| CN110565527B (en) * | 2019-08-06 | 2021-03-19 | 中交第一航务工程局有限公司 | Method for installing prestressed T-beam on non-rotating synchronous double-lifting-hoisting sea |
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| CN103879905B (en) | 2015-12-30 |
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