CN211848997U - Semi-span pier beam-lifting machine for bridge on high pier column prefabricated T beam in limited space - Google Patents
Semi-span pier beam-lifting machine for bridge on high pier column prefabricated T beam in limited space Download PDFInfo
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- CN211848997U CN211848997U CN201922357862.0U CN201922357862U CN211848997U CN 211848997 U CN211848997 U CN 211848997U CN 201922357862 U CN201922357862 U CN 201922357862U CN 211848997 U CN211848997 U CN 211848997U
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- overhead traveling
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Abstract
The utility model relates to a limited space high pier stud prefabrication T roof beam bridge is with half span mound handle door machine on, including first stand landing leg and second stand landing leg, first stand landing leg erects in high pier stud bent cap upper surface one side, and the second stand landing leg passes through the basis and erects the subaerial of support in high pier stud bent cap other one side, forms vertical handle passageway between second stand landing leg and the high pier stud bent cap, and first stand landing leg, erect the overhead traveling crane track between the second stand landing leg, form horizontal frame roof beam passageway between overhead traveling crane track and the high pier stud bent cap upper surface, slidable mounting has the overhead traveling crane on the overhead traveling crane track, and the overhead traveling crane links there is driving motor, installs the hoist engine on the overhead traveling crane, and the hoist engine bottom is equipped with the handle hoist. The utility model has strong lifting capacity, high lifting beam height and small occupied area, meets the construction requirements, and solves the problem that the lifting beam of the pier-spanning gantry crane cannot be used due to the large lifting beam height and the limited construction space; after the steel structure of the gantry crane is optimized, the material and energy loss is reduced, and the construction efficiency and the economic benefit are improved.
Description
Technical Field
The utility model relates to a bridge construction equipment's field especially relates to a bridge is with partly striding mound handle bar door machine on prefabricated T roof beam of limited space pier stud.
Background
Since the reform and the opening, the road construction business of China is rapidly developed, and particularly, the development and the construction of highways in the east coastal region obtain the performance of prouders. However, the topographic conditions of western regions, especially in the high-altitude regions such as Yunnan, Guizhou, Sichuan and the like are complex, the construction of a highway is relatively lagged behind that of a coastal region, the bridge-to-tunnel ratio is high, the construction difficulty of a bridge is high, the process difficulty of prefabricating a T beam on the bridge in the upper structure of the bridge is high, and the bridge is not applicable to the bridge erection by adopting a conventional roadbed transport beam or a conventional cross-pier portal machine lifting beam.
Disclosure of Invention
The utility model discloses aim at solving prior art's not enough, and provide a bridge is with partly striding mound handle-bar door machine on the high pier stud of confined space.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
the utility model provides a bridge is with half span mound handle door machine on high pier stud prefabrication T roof beam in restricted space, includes first stand landing leg and second stand landing leg, first stand landing leg erects in high pier stud bent cap upper surface one side, the second stand landing leg erects through the basis and supports subaerial in high pier stud bent cap one side in addition, form vertical handle passageway between second stand landing leg and the high pier stud bent cap, erect the overhead traveling crane track between first stand landing leg, the second stand landing leg, form horizontal frame roof passageway between overhead traveling crane track and the high pier stud bent cap upper surface, slidable mounting has the overhead traveling crane track, the overhead traveling crane even has driving motor, install the hoist engine on the overhead traveling crane, the hoist engine bottom is equipped with the handle hoist, the handle hoist bottom is equipped with the steel wire lanyard of transporting prefabricated T roof beam.
First stand landing leg, second stand landing leg are two steel pipe stands, and the interval is equipped with a plurality of groups between two steel pipe stands and consolidates the shaped steel, and every group consolidates the inside reinforcing bracing that all is equipped with of shaped steel.
The distance between each group of reinforced section steel is 8 m.
The overhead traveling crane track is welded with the first upright supporting leg and the second upright supporting leg together and is provided with a reinforcing bolt.
The utility model has the advantages that: the utility model has strong lifting capacity, high lifting beam height and small occupied area, meets the construction requirements, and solves the problem that the lifting beam of the pier-spanning gantry crane cannot be used due to the large lifting beam height and the limited construction space; the structural stability and the bearing and hoisting capacity are obviously improved, the material and energy loss is reduced after the steel structure of the gantry crane is optimized, and the construction efficiency and the economic benefit are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the upper portion of FIG. 1;
FIG. 3 is a state diagram of the present invention in use;
in the figure: 1-a first column leg; 2-a second upright leg; 3-high pier stud capping beam; 4-a base; 5-vertical lifting beam channel; 6-overhead traveling crane orbit; 7-transverse girder erection channel; 8-a crown block; 9-lifting beam slings; 10-prefabricating a T-beam; 11-steel tube upright posts; 12-reinforcing section steel; 13-reinforcing inclined struts;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 to 3, a semi-span pier girder gantry crane for a prefabricated T-shaped beam upper bridge of a confined space high pier column comprises a first upright column leg 1 and a second upright column leg 2, the first upright post supporting leg 1 is erected on one side of the upper surface of the high pier stud coping 3, the second upright post supporting leg 2 is erected and supported on the ground on the other side of the high pier stud coping 3 through the foundation 4, a vertical lifting beam channel 5 is formed between the second upright post supporting leg 2 and the high pier stud coping 3, an overhead traveling crane track 6 is erected between the first upright post supporting leg 1 and the second upright post supporting leg 2, a transverse beam erecting channel 7 is formed between the crown block rail 6 and the upper surface of the high pier stud coping 3, a crown block 8 is arranged on the crown block rail 6 in a sliding way, the overhead traveling crane 8 is connected with a driving motor, a winch is installed on the overhead traveling crane 8, a lifting beam hanger 9 is arranged at the bottom of the winch, and a steel wire hanging rope for transporting the prefabricated T-shaped beam 10 is arranged at the bottom of the lifting beam hanger 9.
First stand landing leg 1, second stand landing leg 2 are two steel pipe stands 11, and the interval is equipped with a plurality of groups and consolidates shaped steel 12 between two steel pipe stands 11, and every group consolidates the inside reinforcing bracing 13 that all is equipped with of shaped steel 12.
The distance between each set of reinforcing section steels 12 is 8 m.
The overhead traveling crane rail 6 is welded with the first upright supporting leg 1 and the second upright supporting leg 2 together and is provided with a reinforcing bolt.
The working process of the utility model is as follows:
assembling a girder door machine: a first upright post supporting leg 1 and a second upright post supporting leg 2 of the girder gantry crane are made of steel tube upright posts 11 and are reinforced by reinforcing section steel 12 and reinforcing inclined struts 13; the upper overhead crane track 6 is assembled by adopting a triangular truss, and the structures are welded.
Carrying and lifting beams: the existing provincial road and a newly-built girder transporting access road are adopted, the prefabricated T-shaped girder 10 is transported to the position of the pier-striding portal crane under the bridge by a girder transporting vehicle, and the prefabricated T-shaped girder is lifted into a transverse girder erecting channel 7 under a crown block track 6 along a vertical girder erecting channel 5 by a winch of a half-striding pier girder portal crane.
Transporting and erecting the beam on the bridge deck: the front two-span prefabricated T beam 10 is erected by a half-span pier beam-lifting machine, and a construction working face is provided for assembling of a bridge erecting machine. After the bridge girder erection machine is assembled, a gantry crane and the bridge girder erection machine are combined to achieve bridge erection of the prefabricated T girder 10 and erection of the prefabricated T girder 10, the prefabricated T girder 10 on the ground is vertically lifted to a bridge floor by a half-span pier gantry crane, a crane 8 on the bridge floor transports the prefabricated T girder 10 to the tail part of the bridge girder erection machine to feed the girder, and the bridge girder erection machine erects the prefabricated T girder 10, wherein the prefabricated T girder 10 is erected firstly from left to right and is erected from big mileage to small mileage.
The utility model has strong lifting capacity, high lifting beam height and small occupied area, meets the construction requirements, and solves the problem that the lifting beam of the pier-spanning gantry crane cannot be used due to the large lifting beam height and the limited construction space; the structural stability and the bearing and hoisting capacity are obviously improved, the material and energy loss is reduced after the steel structure of the gantry crane is optimized, and the construction efficiency and the economic benefit are improved.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (4)
1. The utility model provides a bridge is with partly striding mound handle door machine on high pier stud prefabrication T roof beam in restricted space, its characterized in that includes first stand landing leg (1) and second stand landing leg (2), first stand landing leg (1) erects in high pier stud bent cap (3) upper surface one side, second stand landing leg (2) erect through basis (4) and support on the subaerial of high pier stud bent cap (3) other one side, form vertical handle passageway (5) between second stand landing leg (2) and high pier stud bent cap (3), erect between first stand landing leg (1), second stand landing leg (2) and be equipped with overhead traveling crane track (6), form horizontal beam erection passageway (7) between overhead traveling crane track (6) and high pier stud bent cap (3) upper surface, slidable mounting has overhead traveling crane (8) on overhead traveling crane track (6), overhead traveling crane (8) even has driving motor, the hoisting machine is mounted on the overhead travelling crane (8), a lifting beam hanger (9) is arranged at the bottom of the hoisting machine, and a steel wire hanging rope for transporting the prefabricated T-shaped beam (10) is arranged at the bottom of the lifting beam hanger (9).
2. The confined space high pier column prefabricated T-beam upper bridge semi-span pier girder gantry crane is characterized in that the first upright column supporting leg (1) and the second upright column supporting leg (2) are both two steel pipe upright columns (11), a plurality of groups of reinforcing section steel (12) are arranged between the two steel pipe upright columns (11) at intervals, and a reinforcing inclined strut (13) is arranged inside each group of reinforcing section steel (12).
3. The confined space high pier stud prefabricated T-beam upper bridge half span pier girder gantry crane for the bridge according to claim 2, wherein the distance between each group of the reinforcing section steels (12) is 8 m.
4. The confined space high pier stud prefabrication T roof beam bridge of claim 3 with half span pier handle door machine, characterized in that, weld together and have the reinforcement bolt between first stand landing leg (1), second stand landing leg (2) the overhead traveling crane track (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922357862.0U CN211848997U (en) | 2019-12-25 | 2019-12-25 | Semi-span pier beam-lifting machine for bridge on high pier column prefabricated T beam in limited space |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922357862.0U CN211848997U (en) | 2019-12-25 | 2019-12-25 | Semi-span pier beam-lifting machine for bridge on high pier column prefabricated T beam in limited space |
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| CN211848997U true CN211848997U (en) | 2020-11-03 |
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| CN201922357862.0U Active CN211848997U (en) | 2019-12-25 | 2019-12-25 | Semi-span pier beam-lifting machine for bridge on high pier column prefabricated T beam in limited space |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635362A (en) * | 2022-03-23 | 2022-06-17 | 保利长大工程有限公司 | Cantilever type beam lifting station for beam slab erection and method for hoisting beam lifting station to bridge |
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2019
- 2019-12-25 CN CN201922357862.0U patent/CN211848997U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635362A (en) * | 2022-03-23 | 2022-06-17 | 保利长大工程有限公司 | Cantilever type beam lifting station for beam slab erection and method for hoisting beam lifting station to bridge |
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