CN107313350A - A kind of marine integral hoisting method of profile iron Sarasota - Google Patents
A kind of marine integral hoisting method of profile iron Sarasota Download PDFInfo
- Publication number
- CN107313350A CN107313350A CN201710445335.8A CN201710445335A CN107313350A CN 107313350 A CN107313350 A CN 107313350A CN 201710445335 A CN201710445335 A CN 201710445335A CN 107313350 A CN107313350 A CN 107313350A
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- Prior art keywords
- sarasota
- profile iron
- crane ship
- arms frame
- arm support
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of marine integral hoisting method of profile iron Sarasota, this method in land prefabrication profile iron Sarasota and is respectively mounted suspender and lower suspender may be reversed to its upper and lower first, using barging to make between both arms frame crane ship and single arm support crane ship three ships in a word arrange, the lower suspender of the suspension hook connection of upper suspender and single arm support crane ship may be reversed in the suspension hook connection of both arms frame crane ship, profile iron Sarasota is synchronously sling before and after two crane ships and withdraws from barge, in the luffing adjustment and the aerial vertical transfer that profile iron Sarasota is completed under synchronous matching of two crane ships, then single arm support crane ship uncoupling, individually profile iron Sarasota is arranged on column foot by both arms frame crane ship, last both arms frame crane ship uncoupling, complete the integral hoisting of profile iron Sarasota.The method of the present invention can not only shorten the duration of construction, save construction cost, more can guarantee that construction quality, reduce security risk.
Description
Technical field
The present invention relates to cable wire tower hanging method, more particularly, to a kind of marine integral hoisting method of profile iron Sarasota.
Background technology
With continuing to develop for communication, Offshore Bridges due to save land contracting when distinguishing feature and be widely used, by
In the restriction of the factors such as site operation climate, sea situation, the annual engineering time is severely limited.To shorten the construction work of bridge
Phase, it is ensured that construction safety and construction quality, efficiency of construction is improved, factory prefabricating, the construction of assembled in situ are realized to bridge tower
Theory turns into a kind of trend.
Port Zhuhai and Macao bridge river-sea through ship bridge is the tower steel case cable-stayed bridge of central parallel single cable plane three, the outward appearance of its cable wire tower
For " dolphin " shape, up to 105 meters, about 3100 tons of gross weight is lifted, according to traditional bridge tower construction method of cast in situs, is existed
A series of defects such as resource consumption is big, operating efficiency is low, cost input is big, security risk is high.And the use of rising in recent years point
Save the construction method of segmental hoisting, although overcome drawbacks described above, but in place, the docking of section are intended to carry out in high-altitude, externally
The cable wire tower that shape is irregular, weight is larger is lifted using the method, and the duration is uncontrollable, it is also possible to situation about overloading occur, to applying
Work causes safely potential risks.Therefore, the problem of how solving above-mentioned, is urgent problem to be solved.
The content of the invention
The purpose of the present invention aims to provide a kind of marine integral hoisting method of profile iron Sarasota, and this method can realize sea
Job factory, work high above the ground esd ground, not only shorten the construction period, save construction cost, more can guarantee that construction quality, reduce
Security risk.
To realize above-mentioned purpose, the technical solution adopted by the present invention is：
A kind of marine integral hoisting method of profile iron Sarasota, comprises the following steps：
It is A, prefabricated：The integral prefabricated profile iron Sarasota of land factory, both sides end carriage is fixedly mounted on the top of profile iron Sarasota can 360
The upper suspender of o rotations, its underpart are installed with lower suspender, then transport construction waters by transport barge；
Herein, the parameter such as weight, height of also with good grounds different in nature cable wire tower, calculates hoisting point position and is hung to install suspender with
Tool.Upper suspender includes the girder being fixed on profile iron Sarasota, the end carriage being connected with main suspension hook, and end carriage is arranged on girder
Two ends, girder is connected with end carriage by connecting shaft, and passes through non junction fake and both arms in the rear and front end of upper suspender end carriage
The main suspension hook connection of frame crane ship, the end carriage of upper suspender carries out 360 degree of rotations, upper suspender energy by axle center of connecting shaft relative to girder
It is enough to realize upset, lift by crane progress simultaneously, improve operating efficiency；And one end of Trussed-beam sling is turned by connecting bearing pin with lower suspender
The suspension hook of dynamic connection, the other end and single arm support crane ship is connected, and when end carriage is overturn, lower suspender is also rotatably assorted to realize abnormity
The aerial vertical transfer of cable wire tower.
It is B, in place：Barge is located at the centre of both arms frame crane ship and single arm support crane ship, and three ships cast anchor positioning in a word；
Both arms frame crane ship transfers the both sides end carriage that four main suspension hooks are connected to suspender two-by-two, and single arm support crane ship is hung by truss-like
Tool is connected with lower suspender；Both arms frame crane ship slings the top of profile iron Sarasota by upper suspender, and single arm support crane ship passes through
Lower suspender slings the bottom of profile iron Sarasota, and two crane ship work compounds are to adjust the balance of profile iron Sarasota.
C, lifting：Both arms frame crane ship and single arm support crane ship synchronous ascending suspension hook make profile iron Sarasota leave barge to peace
Full-height, barge twists anchor and withdraws construction waters, is that next step process is prepared.
D, vertical transfer：The independent raising suspension hook of a, both arms frame crane ship, makes the pinnacle of a pagoda of profile iron Sarasota rise to both arms and erects weight
Between the both arms frame of ship；B, both arms frame crane ship adjust the angle between both arms frame amplitude increase both arms frame and horizontal plane, single arm support
Crane ship adjustment arm support amplitude reduces the angle between single arm support and horizontal plane, two ships is in optimal operating angle；It is c, double
Arm support crane ship raising suspension hook, single arm support crane ship coordinates both arms frame crane ship to do strand anchor reach work, and above-mentioned action is repeatedly weighed
Multiple circulation, until both arms frame crane ship hook is to specified altitude assignment d, single arm support crane ship decentralization suspension hook and twists anchor and moves forward,
Until profile iron Sarasota completes brick-on-end；
E, completion：Single arm support crane ship uncoupling, both arms frame crane ship twists anchor and is moved at cable wire tower column foot, makes profile iron Sarasota bottom
Portion is directed at column foot, and the suspension hook decentralization of both arms frame crane ship makes profile iron Sarasota be arranged on cable wire tower column foot, both arms frame crane ship
Uncoupling, completes the integral hoisting of profile iron Sarasota.
Certainly, optionally, can also be after single arm support crane ship uncoupling, both arms frame crane ship and profile iron Sarasota
Between hauling rope is installed, both arms frame crane ship carries out drag alignment by hauling rope to profile iron Sarasota makes profile iron Sarasota bottom
It is directed at column foot.
As a further improvement, profile iron Sarasota bottom and column foot are separately installed with the interim matching connector being engaged,
The main suspension hook decentralization respective distance of both arms frame crane ship, make the interim matching parts of profile iron Sarasota bottom and column foot matches connection
Part is connected；Yielding rubber pad is provided with interim matching parts；Profile iron Sarasota is connected by latch with column foot, at latch bottom
Portion the fixation completed between profile iron Sarasota bottom and column foot is locked by clamp；Profile iron Sarasota is by jack by latch top
Enter interim matching parts connection bearing pin.
Beneficial effects of the present invention：Profile iron Sarasota sea integral hoisting method, is erected by both arms frame crane ship, single armed
Weight ship coordinates the marine profile iron Sarasota of completion integrally to hang with being accordingly installed on the upper suspender of special-shaped overweight cable wire tower, lower suspender respectively
The operation of dress, relative to existing method, substantially increases efficiency of construction, shortens the construction period, and saves construction cost, more
Construction quality is can guarantee that, security risk is reduced.The method of the present invention is particularly suitable for use in the cable wire tower that profile is irregular, weight is larger
On.
Brief description of the drawings
Patent of the present invention is described in further detail below in conjunction with the specific embodiment in accompanying drawing, but not constituted pair
Any limitation of patent of the present invention.
Fig. 1 is the flow chart of hanging method of the present invention；
Fig. 2 is the construction schematic diagram in the barge stage in place using method of the invention；
Fig. 3 is the construction schematic diagram in the vertical transfer stage using method of the invention；
Fig. 4 is the construction schematic diagram in erection stage using method of the invention；
Fig. 5 is the sectional structure chart of the upper suspender of the present invention；
Fig. 6 is the sectional structure chart of the lower suspender of the present invention.
In figure：1 is both arms frame crane ship, and 2 be single arm support crane ship, and 21 be Trussed-beam sling, and 3 be barge, and 4 be different
Shape cable wire tower, 5 be upper suspender, and 51 be girder, and 52 be end carriage, and 53 be connecting shaft, and 6 be lower suspender, and 61 be bearing pin, and 7 are
Cable wire tower column foot.
Embodiment
In the specific implementation, both arms frame crane ship 1 uses long sea liter to the present invention；Specified elevating capacity is 3200T, it is allowed to
It is 40 °~67 ° to lift work angular range；And single arm support crane ship 2 uses positive force, specified elevating capacity is 2200T, it is allowed to hung
It is 45 °~63 ° to fill operating angle scope.
As depicted in figs. 1 and 2, the integral prefabricated profile iron Sarasota 4 of land factory, peace is fixed on the top of profile iron Sarasota 4
Dress both sides end carriage 52 can the upper suspenders 5 of 360o rotations, its underpart be installed with lower suspender 6, the prostration of profile iron Sarasota 4 is in transport
On barge 3, transported to long sea and risen between 1 and positive force 2 by barge 3, three ships are arranged in a word；
4 main hooks that long sea rises 1 are connected by non junction fake with the rotatable end carriage 52 in the both sides of upper suspender 5, and positive force 2 is hung
Hook is connected by non junction fake with Trussed-beam sling 21, and Trussed-beam sling 21 is rotated by bearing pin and lower suspender 6 and is connected, complete
Into suspension centre connection.
As shown in figures 1 and 3, long sea liter 1 and the initialization angle of positive force 2 control two crane ships using measurement means
Angle be respectively 62 ° and 60 °, long sea rise 1 and the Integral synchronous of positive force 2 lifting profile iron Sarasota 4 make the most bottom of profile iron Sarasota 4
Portion is from the deck 10m height of barge 3, and after the completion of raising, barge 3 twists anchor and withdrawn；
After barge 3, which twists anchor, to be withdrawn, hull vibration is controlled by anchor line, the axis of two crane ships is controlled using measurement means
Synchronous consistent, long sea rises 1 independent raising suspension hook 34.69m, and during which the pinnacle of a pagoda of profile iron Sarasota 4 initially enters long sea and rises 1 pair
Between arm support, now spacing 5.4m between arm support, pinnacle of a pagoda width is 3m, and remaining space clear distance is 2.4m；
Because the arm support spacing of this stage profile iron Sarasota 4 and long sea liter 1 is small, to reduce the irregular fortune that crane barge twists anchor reach
The dynamic influence to the vertical transfer of profile iron Sarasota 4, long sea rises 13 ° of luffing range of cantilever support（62 ° are changed into 65 °）, 5 ° of the luffing range of cantilever support of positive force 2
（60 ° are changed into 55 °）；65 ° are optimal lifting angle of the long sea liter 1 for profile iron Sarasota 4, and 55 ° of luffings of positive force 2, are
In order to coordinate long sea to rise 1 motion；Hull can be caused to rock if only with the mode that anchor shifting ship coordinates is twisted, it is impossible to keep different
Safe spacing between shape cable wire tower 4 and both arms frame crane ship 1, by increasing luffing range of cantilever support, could realize the purpose of the present invention.
For after the completion of making brick-on-end, the distance from bottom sea level suitable distance of profile iron Sarasota 4, long sea rises 1 and risen in two times
The total height 8.85m of profile iron Sarasota 4 is risen, positive force 2 coordinates long sea liter 1 to do strand anchor reach respective distance（For the first time：Long sea
Rise 4.87m, positive force reach 2m；Second：Rise 3.98m in long sea, positive force reach 2m）.
Long sea rises 1 and stops raising profile iron Sarasota 4, the decentralization suspension hook 30.43m of positive force 2, then the 37m that moves forward, to reduce process
In horizontal force, positive force 2 decentralization suspension hook and move forward complete several times, then complete profile iron after the steel wire rope pine 0.7m of positive force 2
The distance from bottom water surface elevation 235cm of the twist in the air of Sarasota 4, now profile iron Sarasota 4, during long sea rise 1 lift heavy
2985T is gradually increased to by 2010T, horizontal force is 28.4T to the maximum.
As shown in Figure 1 and Figure 4, profile iron Sarasota 4 is completed after twist in the air, releases the suspension hook of positive force 2, is removed and lower suspender
The bearing pin of 6 connections, long sea rises 1 and twists the top that profile iron Sarasota 4 is moved to cable wire tower column foot 7 by anchor movement（Cable wire tower column foot 7
Install in advance）, long sea rises 1 and transfers profile iron Sarasota 4 and accurate in place, in the bottom of profile iron Sarasota 4 and cable wire tower tower
Using 20 sets of interim matching parts connections between base 7, it is very heavy that each matching parts installs a 100T in the bottom of profile iron Sarasota 4
Top, after being aligned in the bottom of profile iron Sarasota 4 and cable wire tower column foot 7, is installed using jack jacking latch, and in latch lower end
Semicircle clamp is locked, and matching parts rises 1 uncoupling in long sea after installing, and completes the integral hoisting of profile iron Sarasota 4.
As shown in figure 5, the upper suspender 5 of the present invention includes the girder 51 being fixed on profile iron Sarasota and main suspension hook
The end carriage 52 of connection, end carriage 52 is arranged on the two ends of girder 51, and girder 51 is connected with end carriage 52 by connecting shaft 53, end carriage 52
It is that axle center is rotated to realize the upset of profile iron Sarasota for 360 degree relative to the progress of girder 51 with connecting shaft 53.
It is connected as shown in fig. 6, the lower suspender 6 of the present invention is rotated by bearing pin 61 with Trussed-beam sling 21, and truss-like is hung
The suspension hook for having 21 other ends with single arm support crane ship 2 is connected.
Using the hanging method of the present invention, the integral hoisting for completing profile iron Sarasota 4 is lifted to from profile iron Sarasota 4, always
7 hours are taken altogether, the construction time is greatly shortened, construction cost is saved, construction quality is more ensure that, security risk is reduced.
In summary, such as specification and diagramatic content of the invention, complete first on the Zhuhai and Macao bridge river-sea through ship bridge of port
The lifting of individual cable wire tower and through test is used for multiple times, in terms of the effect using test, the provable present invention can be reached desired by it
Purpose, practical value is unquestionable.Embodiment provided above is only used for the convenient illustration present invention, not to this hair
It is bright to make any formal limitation.Any those of ordinary skill in the art, if putting forward skill not departing from the present invention
In the range of art feature, using the equivalent embodiment for locally changing or modifying made by disclosed technology contents, and
Without departing from the technical characteristic content of the present invention, in the range of still falling within the technology of the present invention feature.
Claims (6)
1. a kind of marine integral hoisting method of profile iron Sarasota, its feature comprises the following steps：
It is A, prefabricated：The integral prefabricated profile iron Sarasota of land factory（4）, in profile iron Sarasota（4）Top be fixedly mounted two side ends
Beam can 360o rotation upper suspender（5）, its underpart be installed with lower suspender（6）, profile iron Sarasota（4）Pass through in prostration posture
Barge（3）Transport construction waters；
It is B, in place：Barge（3）Positioned at both arms frame crane ship（1）With single arm support crane ship（2）Between, three ships cast anchor in a word
Positioning；Both arms frame crane ship（1）Four main suspension hooks of decentralization are connected to suspender two-by-two（5）Both sides end carriage, single arm support crane ship
（2）Suspension hook pass through Trussed-beam sling（21）With lower suspender（6）Rotate connection；
C, lifting：Both arms frame crane ship（1）With single arm support crane ship（2）Synchronous ascending suspension hook makes profile iron Sarasota（4）Leave and refute
Ship（3）To safe altitude, barge（3）Twist anchor and withdraw construction waters；
D, vertical transfer：
A, both arms frame crane ship（1）Independent raising suspension hook, makes profile iron Sarasota（4）Pinnacle of a pagoda rise to both arms frame crane ship（1）
Both arms frame between；
B, both arms frame crane ship（1）Adjust the angle between both arms frame amplitude increase both arms frame and horizontal plane, single arm support crane ship（2）
The angle between arm support amplitude reduction single arm support and horizontal plane is adjusted, two ships is in optimal operating angle；
C, both arms frame crane ship（1）Raising suspension hook, single arm support crane ship（2）Coordinate both arms frame crane ship（1）Do strand anchor reach work
Make, circulation is repeated several times in above-mentioned action, until both arms frame crane ship（1）Hook to specified altitude assignment；
D, single arm support crane ship（2）Decline suspension hook and twist anchor reach, until profile iron Sarasota（4）Complete brick-on-end；
E, installation are in place：Single arm support crane ship（2）Uncoupling, both arms frame crane ship（1）Twist anchor and be moved to cable wire tower column foot（7）Place,
Make profile iron Sarasota（4）Bottom alignment column foot（7）, both arms frame crane ship（1）Suspension hook decentralization make profile iron Sarasota（4）It is arranged on
Cable wire tower column foot（7）On, both arms frame crane ship（1）Uncoupling, completes profile iron Sarasota（4）Integral hoisting.
2. the marine integral hoisting method of profile iron Sarasota according to claim 1, it is characterised in that：Described upper suspender
（5）Including being fixed on profile iron Sarasota（4）On girder（51）, the end carriage that is connected with main suspension hook（52）, end carriage（52）If
Put in girder（51）Two ends, girder（51）And end carriage（52）Pass through connecting shaft（53）It is connected, end carriage（52）With connecting shaft
（53）It is the relative girder in axle center（51）360 degree of rotations are carried out to realize profile iron Sarasota（4）Upset.
3. the marine integral hoisting method of profile iron Sarasota according to claim 2, it is characterised in that：End carriage（52）It is front and rear
Two ends pass through non junction fake and both arms frame crane ship（1）Main suspension hook connection.
4. the marine integral hoisting method of profile iron Sarasota according to claim 1, it is characterised in that：Trussed-beam sling（21）
One end pass through non junction fake and single arm support crane ship（2）Suspension hook connection, its other end is by connecting bearing pin and lower suspender
（6）Rotate connection.
5. the marine integral hoisting method of profile iron Sarasota according to claim 1, it is characterised in that：In step E, double
Arm support crane ship（1）With profile iron Sarasota（4）Between hauling rope, both arms frame crane ship are installed（1）By hauling rope to profile iron
Sarasota（4）Carrying out drag alignment makes profile iron Sarasota（4）Bottom alignment cable wire tower column foot（7）.
6. according to the marine integral hoisting method of any described profile iron Sarasota of claim 1 to 5, it is characterised in that：In step E
In, in profile iron Sarasota（4）Bottom and cable wire tower column foot（7）It is separately installed with the interim matching connector being engaged, both arms frame
Crane ship（1）Main suspension hook decentralization respective distance, make profile iron Sarasota（4）The interim matching parts of bottom and cable wire tower column foot（7）
Matching connector be connected, make profile iron Sarasota（4）With column foot（7）It is interim fixed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710445335.8A CN107313350A (en) | 2017-06-14 | 2017-06-14 | A kind of marine integral hoisting method of profile iron Sarasota |
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| CN201710445335.8A CN107313350A (en) | 2017-06-14 | 2017-06-14 | A kind of marine integral hoisting method of profile iron Sarasota |
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| CN110562850A (en) * | 2019-09-30 | 2019-12-13 | 中铁大桥局集团有限公司 | Main tower integral hoisting system and method |
| CN111997385A (en) * | 2020-08-28 | 2020-11-27 | 上海市机械施工集团有限公司 | Attitude adjusting method for special-shaped steel structure |
| CN112551367A (en) * | 2020-11-26 | 2021-03-26 | 海洋石油工程股份有限公司 | In-place installation method of turbine generator |
| CN112726622A (en) * | 2020-12-29 | 2021-04-30 | 保利长大工程有限公司 | Method for overturning large-diameter single pile of fixed-boom crane ship |
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| CN111997385A (en) * | 2020-08-28 | 2020-11-27 | 上海市机械施工集团有限公司 | Attitude adjusting method for special-shaped steel structure |
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| CN112551367A (en) * | 2020-11-26 | 2021-03-26 | 海洋石油工程股份有限公司 | In-place installation method of turbine generator |
| CN112726622A (en) * | 2020-12-29 | 2021-04-30 | 保利长大工程有限公司 | Method for overturning large-diameter single pile of fixed-boom crane ship |
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Application publication date: 20171103 |