CN103498418B - Device for shifting hanging basket assembly pieces and construction method - Google Patents

Device for shifting hanging basket assembly pieces and construction method Download PDF

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Publication number
CN103498418B
CN103498418B CN201310470807.7A CN201310470807A CN103498418B CN 103498418 B CN103498418 B CN 103498418B CN 201310470807 A CN201310470807 A CN 201310470807A CN 103498418 B CN103498418 B CN 103498418B
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China
Prior art keywords
hanging basket
girder
tower crane
bracket
construction method
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CN201310470807.7A
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CN103498418A (en
Inventor
王磊
李志成
郑罗云
张胜勇
刘冬冬
任雷
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CCCC Second Harbor Engineering Co
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CCCC Second Harbor Engineering Co
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Abstract

The invention discloses a device for shifting hanging basket assembly pieces and a construction method. The device comprises two main beams connected into a whole. Forwards-shifting idler wheels are arranged on the bottom faces of the main beams. A transversely-shifting trolley and a bracket are arranged on the top face of each main beam, the transversely-shifting trolleys are in sliding connection with the top faces of the main beams, and the brackets are fixed on the top faces of the main beams. According to the device, the transversely-shifting trolleys and forwards-shifting devices (the forwards-shifting idler wheels) are used, a heavy main longitudinal beam front section of a hanging basket can be lifted through a first tower crane with high lifting capacity, a light front transverse beam of the hanging basket is lifted through a second tower crane with low lifting capacity, therefore, the requirements for the lifting capacity of the tower cranes when the hanging basket is assembled can be greatly reduced, the use cost of the tower cranes is greatly reduced, and the hanging basket assembly efficiency is improved.

Description

Hanging Basket assembly shift unit and construction method
Technical field
The present invention relates to cable stayed bridge cradle assembly technical field of construction, refer to a kind of Hanging Basket assembly shift unit and construction method particularly.
Background technology
In cable stayed bridge loading basket assembling construction, conventional assembling method respectively installs a large-scale tower crane at left and right width tower top, utilizes tower crane each crossbeam of Hanging Basket, longeron to be hung one by one on cradle assembly support and carry out being assembled into sphere of movements for the elephants shape Hanging Basket.This assembling and construction method differs due to the weight of each crossbeam, longeron, and need the crossbeam according to Different Weight, longeron to configure tower crane, cause cost high, utilization rate of equipment and installations is low, and efficiency of construction is low.
Therefore, need improve prior art.
Summary of the invention
Object of the present invention is exactly the deficiency that will solve above-mentioned background technology, provides the requirement of a kind of reduction to tower crane elevating capacity and cost-saving Hanging Basket assembly shift unit and construction method.
Technical scheme of the present invention is: a kind of Hanging Basket assembly shift unit, it is characterized in that: it comprises two girders linked into an integrated entity, described bottom plane of main girder is provided with reach roller, described girder end face is provided with cross traveling trolley and bracket, described cross traveling trolley and girder end face are slidably connected, and described bracket is fixed on girder end face.
In such scheme:
Connected by staggered bridging between described girder, between the tie point that described bridging is corresponding with girder, be provided with truss-like connection beam.
Described girder end face is provided with roller slideway, described cross traveling trolley comprises four dolly vertical rods, be provided with dolly longeron between described dolly vertical rod longitudinally, be provided with dolly crossbeam between dolly vertical rod laterally, dolly vertical rod lower end is provided with the traversing roller be slidably connected with roller slideway.
Described girder end face is provided with stopping means, and described stopping means is arranged on the both sides of roller slideway.
Described bracket comprises the bracket vertical rod that four are fixed on girder end face, is provided with pallet stringer between described bracket vertical rod longitudinally, is provided with yoke crosstie between bracket vertical rod laterally.
Based on a construction method for above-mentioned Hanging Basket assembly shift unit, it is characterized in that, it comprises the following steps:
1), at Sarasota left and right sides respectively configure a tower crane, comprise the first larger tower crane of elevating capacity and less the second tower crane of elevating capacity;
2), cross traveling trolley is arranged on the girder of the first tower crane;
3), by the Hanging Basket main longitudinal grider leading portion of the first tower crane by side be lifted on cross traveling trolley, and by cross traveling trolley by the movement of Hanging Basket main longitudinal grider leading portion to girder opposite side;
4), installation bracket on the girder near the second tower crane;
5), by the first tower crane, opposite side Hanging Basket main longitudinal grider leading portion is lifted on bracket;
6), utilize the first tower crane or the second tower crane by between Hanging Basket front beam segmental hoisting to Hanging Basket main longitudinal grider leading portion;
7), to both sides Hanging Basket main longitudinal grider leading portion, Hanging Basket front beam be assembled into entirety, be advanced to the assembled position of design by reach roller;
8), follow-up residue Hanging Basket longeron, the direct segmental hoisting of crossbeam carry out assembled to design and installation position.
The present invention utilizes cross traveling trolley and advancing device (reach roller), main longitudinal grider leading portion heavier for Hanging Basket can be lifted by the first tower crane that elevating capacity is larger, the Hanging Basket front beam of lighter in weight is lifted by the second tower crane that elevating capacity is less, requirement to tower crane elevating capacity when greatly can reduce cradle assembly like this, thus significantly reduce tower crane use cost, improve cradle assembly efficiency.
Accompanying drawing explanation
Fig. 1 is illustrated Hanging Basket assembly shift unit floor map;
Fig. 2 is illustrated Hanging Basket assembly shift unit elevational schematic view;
Fig. 3 is A-A generalized section in Fig. 2.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
A kind of Hanging Basket assembly shift unit as illustrated in the drawing, it comprises two girders linked into an integrated entity 1, girder 1 is made for steel I-beam, girder 1 bottom surface is provided with reach roller 5, girder 1 end face is provided with cross traveling trolley and bracket, cross traveling trolley and girder 1 end face are slidably connected, and bracket is fixed on girder 1 end face.
In the present embodiment:
Connected by staggered bridging 2 between girder 1, be provided with truss-like connection beam 3 between the tie point that bridging 2 is corresponding with girder 1, two girders 1 link into an integrated entity by bridging 2 and truss-like connection beam 3.
Girder 1 end face is provided with roller slideway 13, roller slideway 13 adopts channel-section steel to make, cross traveling trolley comprises four dolly vertical rods 8, dolly longeron 4 is provided with between dolly vertical rod 8 longitudinally, dolly crossbeam 9 is provided with between dolly vertical rod 8 laterally, dolly vertical rod 8 lower end is provided with the traversing roller 6 be slidably connected with roller slideway 13, and then realizes cross traveling trolley in girder 1 top mobile.
Girder 1 end face is provided with stopping means 7, and stopping means 7 is arranged on the both sides of roller slideway 13, and stopping means 7 is made by angle steel.
Bracket is arranged on the side of girder end face, comprises the bracket vertical rod 10 that four are fixed on girder 1 end face, is provided with pallet stringer 11 between bracket vertical rod 10 longitudinally, is provided with yoke crosstie 12 between bracket vertical rod 10 laterally.
Based on a construction method for above-mentioned Hanging Basket assembly shift unit, it is characterized in that, it comprises the following steps:
1), at Sarasota left and right sides respectively configure a tower crane, comprise the first larger tower crane of elevating capacity and less the second tower crane of elevating capacity, the first tower crane can lift heavier Hanging Basket main longitudinal grider leading portion, and the second tower crane can lift lighter front beam sections;
2), cross traveling trolley is arranged on the girder of the first tower crane;
3), by the Hanging Basket main longitudinal grider leading portion of the first tower crane by side be lifted on cross traveling trolley, and by cross traveling trolley by the movement of Hanging Basket main longitudinal grider leading portion to girder opposite side;
4), installation bracket on the girder near the second tower crane;
5), by the first tower crane, opposite side Hanging Basket main longitudinal grider leading portion is lifted on bracket;
6), utilize the first tower crane or the second tower crane by between Hanging Basket front beam segmental hoisting to Hanging Basket main longitudinal grider leading portion;
7), to both sides Hanging Basket main longitudinal grider leading portion, Hanging Basket front beam be assembled into entirety, be advanced to the assembled position of design by reach roller;
8), follow-up residue Hanging Basket longeron, the direct segmental hoisting of crossbeam carry out assembled to design and installation position.
The present invention utilizes cross traveling trolley by the side Hanging Basket main longitudinal grider leading portion movement of heavier-weight to girder side, again with girder bracket for support bracket, by the first tower crane, the Hanging Basket main longitudinal grider leading portion of opposite side is lifted on girder bracket, subsequently with cross traveling trolley and girder bracket for support bracket, by the first tower crane and the second tower crane Hanging Basket front beam carried out lifting and assembled in overall, the assembled position of design is moved to, finally by tower crane by residue Hanging Basket longeron, transverse beam lifting splicing again by advancing device (reach roller).
It is assembled that the present invention first carries out local, local is assembled put in place after reach put in place after carry out integral assembling again, the requirement to tower crane elevating capacity when greatly can reduce cradle assembly, thus significantly reduce tower crane use cost, improve cradle assembly efficiency.
Wherein, step 8) in follow-up assembling construction process in, can by step 6) before assembled local Hanging Basket be placed on a bracing or strutting arrangement, recycle shift unit and carry out assembled to follow-up Hanging Basket longeron, crossbeam; Also can arrange multiple shift unit carries out assembled; Also can utilize step 6) in be bracing or strutting arrangement with shift unit, utilize tower crane, directly follow-up Hanging Basket longeron, the direct segmental hoisting of crossbeam carried out assembled to design and installation position.

Claims (5)

1. the construction method of a Hanging Basket assembly shift unit, described Hanging Basket assembly shift unit comprises two girders linked into an integrated entity (1), described girder (1) bottom surface is provided with reach roller (5), described girder (1) end face is provided with cross traveling trolley and bracket, described cross traveling trolley and girder (1) end face are slidably connected, and described bracket is fixed on girder (1) end face; It is characterized in that, the construction method of Hanging Basket assembly shift unit comprises the following steps:
1), at Sarasota left and right sides respectively configure a tower crane, comprise the first larger tower crane of elevating capacity and less the second tower crane of elevating capacity;
2), cross traveling trolley is arranged on the girder of the first tower crane;
3), by the Hanging Basket main longitudinal grider leading portion of the first tower crane by side be lifted on cross traveling trolley, and by cross traveling trolley by the movement of Hanging Basket main longitudinal grider leading portion to girder opposite side;
4), installation bracket on the girder near the second tower crane;
5), by the first tower crane, opposite side Hanging Basket main longitudinal grider leading portion is lifted on bracket;
6), utilize the first tower crane or the second tower crane by between Hanging Basket front beam segmental hoisting to Hanging Basket main longitudinal grider leading portion;
7), to both sides Hanging Basket main longitudinal grider leading portion, Hanging Basket front beam be assembled into entirety, be advanced to the assembled position of design by reach roller;
8), follow-up residue Hanging Basket longeron, the direct segmental hoisting of crossbeam carry out assembled to design and installation position.
2. the construction method of Hanging Basket assembly shift unit according to claim 1, it is characterized in that: connected by staggered bridging (2) between described girder (1), between the tie point that described bridging (2) is corresponding with girder (1), be provided with truss-like connection beam (3).
3. the construction method of Hanging Basket assembly shift unit according to claim 1, it is characterized in that: described girder (1) end face is provided with roller slideway (13), described cross traveling trolley comprises four dolly vertical rods (8), dolly longeron (4) is provided with between described dolly vertical rod (8) is longitudinal, be provided with dolly crossbeam (9) between dolly vertical rod (8) laterally, dolly vertical rod (8) lower end is provided with the traversing roller (6) be slidably connected with roller slideway (13).
4. the construction method of Hanging Basket assembly shift unit according to claim 3, it is characterized in that: described girder (1) end face is provided with stopping means (7), described stopping means (7) is arranged on the both sides of roller slideway (13).
5. the construction method of Hanging Basket assembly shift unit according to claim 1, it is characterized in that: described bracket comprises the bracket vertical rod (10) that four are fixed on girder (1) end face, be provided with pallet stringer (11) between described bracket vertical rod (10) is longitudinal, between bracket vertical rod (10) laterally, be provided with yoke crosstie (12).
CN201310470807.7A 2013-10-10 2013-10-10 Device for shifting hanging basket assembly pieces and construction method Active CN103498418B (en)

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Publication number Priority date Publication date Assignee Title
CN106284093B (en) * 2016-08-31 2018-01-12 中铁一局集团有限公司 A kind of continuous cross sliding type construction method of large span cable crane
CN113818362A (en) * 2021-10-19 2021-12-21 中交一公局第二工程有限公司 Non-landing super-long assembly type bracket and hanging basket integrated structure and construction method

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JP5027015B2 (en) * 2008-03-05 2012-09-19 三井住友建設株式会社 Cable conveyor
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CN103206076A (en) * 2012-01-12 2013-07-17 佛山市南海保达建筑机械设备有限公司 Movable building loading and unloading platform and moving method
CN203127786U (en) * 2012-10-22 2013-08-14 太原科技大学 Automatic bulk material throwing device
CN203583366U (en) * 2013-10-10 2014-05-07 中交第二航务工程局有限公司 Shifter for hanging basket assembly part

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JP5027015B2 (en) * 2008-03-05 2012-09-19 三井住友建設株式会社 Cable conveyor
CN201982799U (en) * 2010-11-29 2011-09-21 天津市海王星海上工程技术有限公司 Cross traveling trolley for pipe laying ship
CN103206076A (en) * 2012-01-12 2013-07-17 佛山市南海保达建筑机械设备有限公司 Movable building loading and unloading platform and moving method
CN102691264A (en) * 2012-05-16 2012-09-26 天津市公路工程总公司 Slipping slot type cross transfer device and method for assisting hoisting of large-size box girder
CN203127786U (en) * 2012-10-22 2013-08-14 太原科技大学 Automatic bulk material throwing device
CN203583366U (en) * 2013-10-10 2014-05-07 中交第二航务工程局有限公司 Shifter for hanging basket assembly part

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