CN211340438U - Steel bridge pushing and pulling system in navigation water area - Google Patents
Steel bridge pushing and pulling system in navigation water area Download PDFInfo
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- CN211340438U CN211340438U CN201921762746.0U CN201921762746U CN211340438U CN 211340438 U CN211340438 U CN 211340438U CN 201921762746 U CN201921762746 U CN 201921762746U CN 211340438 U CN211340438 U CN 211340438U
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Abstract
The utility model relates to a navigation water area steel bridge pushing and dragging system, which comprises an assembling pushing support system and a water area floating pontoon positioning and dragging system, wherein a steel bridge is arranged above the assembling pushing support system; the splicing pushing support system comprises a rail, a longitudinal box girder, a cross beam, a steel pipe column, a connecting steel plate, a cross brace, a foundation, a flange plate and a reinforcing rib; the positioning and dragging system for the water area floating pontoon comprises a supporting point, a bearing platform, a pre-buried steel anchor, a positioning steel anchor rope, a floating pontoon, a temporary fixed rail support, a floating pontoon bracket, an anchor pile, a steel strand, a winch, a side anchor, a cable, a connecting rod and a positioning ring. The utility model has the advantages that: the utility model discloses a steel bridge assemble the prefabricated basis that pushes away in the support system, not only can practice thrift the time limit for a project, do not need large tracts of land sclerosis ground moreover, reduce environmental pollution, cyclic utilization, green.
Description
Technical Field
The utility model relates to a steel bridge roof pushes away dilatory system, in particular to navigation waters steel bridge roof pushes away dilatory system.
Background
In bridge construction, more and more novel bridge structures and bridge construction technologies are applied and excellent benefit results are obtained. The bridge pushing construction is completed from the air, and a plurality of adverse factors in the construction process can be overcome. At present, a dragging type pushing construction process is generally adopted, but some problems still exist in the pushing and dragging construction of a steel bridge roof in a navigation water area: the assembly pushing support has large foundation engineering quantity and long construction period, and the floating pontoon is slow in dragging and moving and is easy to deviate from the preset direction under the influence of external force.
Therefore, it is important to find a push-pull system for steel bridge in navigable water area, which has a simple structure, can be recycled, and can finish pulling quickly and accurately.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough among the prior art, provide a dilatory system is pushed away to navigation waters steel bridge top.
The navigation water steel bridge pushing and pulling system comprises an assembling pushing support system and a water floating ship positioning and pulling system, wherein a steel bridge is arranged above the assembling pushing support system;
the splicing pushing support system comprises a rail, a longitudinal box girder, a cross beam, a steel pipe column, a connecting steel plate, a cross brace, a foundation, a flange plate and a reinforcing rib; the foundation comprises an embedded lifting ring, an embedded bottom plate, bolt holes, embedded bolts and a reinforcement cage; the bottom ends of the steel pipe columns are provided with flange plates and reinforcing ribs, the steel pipe columns are arranged on an embedded bottom plate of a foundation, the cross braces are arranged between the adjacent steel pipe columns through connecting steel plates, the cross beams are arranged at the top ends of the steel pipe columns, the longitudinal box girders are arranged above the cross beams, and the rails are arranged above the longitudinal box girders;
the water area floating ship positioning and dragging system comprises a supporting point, a bearing platform, pre-buried steel anchors, positioning steel anchor ropes, floating ships, temporary fixed rail supports, floating ship supports, anchor piles, steel strands, windlasses, side anchors, cables, connecting rods and positioning rings, wherein the bearing platform is arranged on two sides of a river surface, the supporting point is arranged at the top end of the bearing platform, the pre-buried steel anchors are respectively arranged on the bearing platforms on the two sides, the positioning steel anchor ropes are connected with the pre-buried steel anchors, the two floating ships are arranged along the bridge direction, the two floating ships are connected through the connecting rods, the floating ship supports are respectively arranged on the two floating ships, the temporary fixed rail supports are arranged above the floating ship supports, the anchor piles are arranged on the edges of the floating ships, the windlasses are arranged on the bearing platforms on the opposite sides of the splicing pushing support system, the windlasses are respectively connected with the anchor piles in front of the floating ships through the steel strands, the side anchors are arranged near the bearing platforms on the two sides, the side anchors are respectively connected with the anchor piles at the two sides of the floating vessel through cables, and the positioning rings are arranged below the middle points of the connecting rods and used for fixing and positioning the steel anchor ropes.
Preferably, the method comprises the following steps: the foundation is a strip foundation.
Preferably, the method comprises the following steps: the embedded lifting rings are arranged at two ends of a foundation, the embedded base plate is arranged on the foundation and provided with bolt holes, the embedded bolts are arranged in the bolt holes of the embedded base plate, and the bottom ends of the embedded lifting rings and the embedded bolts are arranged on a reinforcement cage in the foundation.
Preferably, the method comprises the following steps: the flange plate is connected with the embedded bolts on the embedded bottom plate in a matched mode.
Preferably, the method comprises the following steps: the positioning steel anchor rope and the steel strand are parallel to the hull of the floating pontoon.
The utility model has the advantages that:
1. the utility model discloses a steel bridge assemble the prefabricated basis that pushes away in the support system, not only can practice thrift the time limit for a project, do not need large tracts of land sclerosis ground moreover, reduce environmental pollution, cyclic utilization, green.
2. The utility model discloses a dilatory system in waters pontoon location not only can realize pushing away the dragging fast of steel bridge, reduces the navigation influence to the river course, can also the moving direction of accurate adjustment control pontoon.
Drawings
FIG. 1 is a layout diagram of a steel bridge pushing and pulling system in a navigable water area;
FIG. 2 is a partial schematic view of a steel bridge splicing pushing support system;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a sectional view A-A of FIG. 3;
FIG. 5 is a basic partial sectional view;
FIG. 6 is a layout view of a positioning and towing system for a water area vessel;
fig. 7 is a schematic view of a connecting rod.
Description of reference numerals: 1-steel bridge; 2-assembling a pushing support system; 3-the ground; 4-bearing point; 5-bearing platform; 6, embedding a steel anchor; 7-positioning the steel anchor line; 8-a floating pontoon; 9-temporary fixed rail support; 10-pontoon mount; 11-anchor pile; 12-river surface; 13-steel strand; 14-a hoist; 15-track; 16-longitudinal box girder; 17-beam; 18-steel pipe column; 19-connecting steel plates; 20-a scissor brace; 21-base; 22-embedded hanging rings; 23-embedding a bottom plate; 24-bolt holes; 25-flange plate; 26-reinforcing ribs; 27-embedding bolts; 28-reinforcement cage; 29-side anchor; 30-a cable; 31-connecting rod; 32-positioning ring.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
The navigation water steel bridge pushing and pulling system comprises an assembling pushing support system 2 and a water floating ship positioning and pulling system, wherein a steel bridge 1 is arranged above the assembling pushing support system 2;
the splicing pushing support system 2 comprises a track 15, a longitudinal box girder 16, a cross beam 17, a steel pipe column 18, a connecting steel plate 19, a cross brace 20, a foundation 21, a flange plate 25 and a reinforcing rib 26; the foundation 21 comprises an embedded lifting ring 22, an embedded bottom plate 23, bolt holes 24, embedded bolts 27 and a reinforcement cage 28; the bottom end of the steel pipe column 18 is provided with a flange plate 25 and a reinforcing rib 26, the steel pipe column 18 is arranged on an embedded bottom plate 23 of a foundation 21, the cross braces 20 are arranged between the adjacent steel pipe columns 18 through connecting steel plates 19, the cross beam 17 is arranged at the top end of the steel pipe column 18, the longitudinal box girder 16 is arranged above the cross beam 17, and the track 15 is arranged above the longitudinal box girder 16;
the water area floating vessel positioning and dragging system comprises a supporting point 4, a bearing platform 5, an embedded steel anchor 6, a positioning steel anchor rope 7, a floating vessel 8, a temporary fixed rail support 9, a floating vessel support 10, anchor piles 11, steel strands 13, a winch 14, an edge anchor 29, a cable 30, a connecting rod 31 and a positioning ring 32, wherein the bearing platform 5 is arranged on two sides of a river surface 12, the supporting point 4 is arranged at the top end of the bearing platform 5, the embedded steel anchors 6 are respectively arranged on the bearing platforms 5 on the two sides, the positioning steel anchor rope 7 is connected with the embedded steel anchor 6, the two floating vessels 8 are arranged along the bridge direction and connected through the connecting rod 31, the floating vessel supports 10 are respectively arranged on the two floating vessels 8, the temporary fixed rail support 9 is arranged above the floating vessel support 10, the anchor pile 11 is arranged on the edge of the floating vessel 8 for facilitating the rope, the winch 14 is arranged on the bearing platform 5 on the opposite side of the pushing support system 2, the windlasses 14 are respectively connected with the anchor piles 11 at the front part of the floating vessel 8 through steel strands 13, the side anchors 29 are arranged near the bearing platforms 5 at both sides, the side anchors 29 are respectively connected with the anchor piles 11 at both sides of the floating vessel 8 through cables 30, and the positioning rings 32 are arranged below the middle points of the connecting rods 31 for fixing and positioning the steel anchor ropes 7.
More specifically, the base 21 is a bar base.
More specifically, the embedded rings 22 are arranged at two ends of the foundation 21, the embedded base plate 23 is arranged on the foundation 21, the embedded base plate 23 is provided with bolt holes 24, the embedded bolts 27 are arranged in the bolt holes 24 of the embedded base plate 23, and the bottom ends of the embedded rings 22 and the embedded bolts 27 are arranged on a reinforcement cage 28 in the foundation 21.
More specifically, the flange plate 25 is connected with the embedded bolts 27 on the embedded bottom plate 23 in a matching manner.
More specifically, the steel mooring lines 7 and the steel strands 13 are parallel to the hull of the vessel 8.
The construction method of the navigation water steel bridge pushing and pulling system comprises the following steps:
1) prefabricating a bar-shaped reinforced concrete foundation 21 meeting engineering bearing design requirements, excavating a foundation pit on the ground 3 on one side of a bearing platform 5, burying the foundation 21 after tamping, erecting steel pipe columns 18 on the foundation 21, welding connecting steel plates 19 between adjacent steel pipe columns 18, arranging cross braces 20, and welding and installing a cross beam 17 at the top ends of the steel pipe columns 18 along the bridge direction.
2) The rail 15 is arranged on the longitudinal box girder 16 and fixed by using the clamping plate, after the rail longitudinal box girder is assembled, the rail longitudinal box girder is hoisted to the cross beam 17 by using a crane, and the assembling pushing support system 2 is firmly formed by welding.
3) Assembling a steel bridge beam 1 on the assembling and pushing support system 2, wherein one end of the steel bridge beam 1 is arranged above the bearing platform 5 (note: at the moment, the steel bridge beam 1 is not contacted with the bearing platform 5, and a certain space is reserved; lubricating oil is also coated on the track 15, so that pushing and dragging are facilitated).
4) And after the steel bridge 1 is assembled, installing a pusher on the longitudinal box girder of the track.
5) Two floating boats 8 are arranged on the river surface 12 close to the assembly pushing support system 2, the two floating boats 8 are anchored and connected into a whole by using a connecting rod 31, a floating boat support 10 is arranged on the floating boats 8, and a temporary fixed rail support 9 is welded and arranged at the top end of the support.
6) The other side of the river surface 12 is the opposite bank of the push support system 2, the winch 14 is fixed on the bearing platform 5 with a reserved perforation at the bottom, and the two floating boats 8 are connected with the winch 14 through the steel strand 13 to form a water floating boat dragging system.
7) The positioning steel anchor rope 7 passes through the positioning ring 32 on the connecting rod 31, the two ends of the positioning steel anchor rope 7 are fixed on the embedded steel anchors 6 in the bearing platforms 5 on two banks, the side anchors 29 are respectively installed on the upstream and downstream near the bearing platforms 5, and are connected with the anchor piles 11 of the floating vessel 8 through the mooring ropes 30 to form a water area floating vessel positioning system for adjusting and controlling the moving direction of the floating vessel 8.
8) And (3) injecting water into the floating pontoon 8 to enable the floating pontoon to be settled to the designed height, starting the ejector to eject the steel bridge beam 1 until one end of the steel bridge beam 1 is over the two floating pontoon supports 10, closing the ejector, slowly draining water and rising the floating pontoon 8 to enable the temporary fixed track supports 9 to be in contact with and fixed at the bottom ends of the two sides of the steel bridge beam 1.
9) Controlling the floating pontoon 8 to keep the steel bridge beam 1 horizontal, starting the winch 14 to pull the two floating pontoons 8, and finely adjusting and controlling the moving direction of the floating pontoon 8 by using the positioning steel anchor rope 7 and the mooring rope 30; and when the floating vessel 8 approaches the opposite-shore bearing platform 5, closing the winch 14, anchoring and fixing the floating vessel 8, moving the ejector to the rear side of the steel bridge 1, and opening the ejector to continuously push the steel bridge 1 to the position above the supporting point 4 of the opposite-shore bearing platform 5.
10) And (3) injecting water into the floating pontoon (8) to sink, so that the steel bridge beam (1) falls on the supporting point (4) of the bearing platform (5), and the pushing and dragging work of the steel bridge beam (1) is completed.
Claims (5)
1. The utility model provides a push away system of dragging is pushed away to navigation waters steel bridge which characterized in that: the device comprises an assembling pushing support system (2) and a water area floating ship positioning and dragging system, wherein a steel bridge (1) is arranged above the assembling pushing support system (2);
the assembling and pushing support system (2) comprises a track (15), a longitudinal box girder (16), a cross beam (17), a steel pipe column (18), a connecting steel plate (19), a cross brace (20), a foundation (21), a flange plate (25) and a reinforcing rib (26); the foundation (21) comprises an embedded lifting ring (22), an embedded bottom plate (23), bolt holes (24), embedded bolts (27) and a reinforcement cage (28); the bottom end of the steel pipe column (18) is provided with a flange plate (25) and a reinforcing rib (26), the steel pipe column (18) is arranged on an embedded bottom plate (23) of a foundation (21), the cross braces (20) are arranged between the adjacent steel pipe columns (18) through connecting steel plates (19), the cross beam (17) is arranged at the top end of the steel pipe column (18), the longitudinal box girder (16) is arranged above the cross beam (17), and the track (15) is arranged above the longitudinal box girder (16);
the water area floating ship positioning and dragging system comprises supporting points (4), bearing platforms (5), embedded steel anchors (6), positioning steel anchor ropes (7), floating ships (8), temporary fixed track supports (9), floating ship supports (10), anchor piles (11), steel strands (13), a winch (14), side anchors (29), cables (30), connecting rods (31) and positioning rings (32), wherein the bearing platforms (5) are arranged on two sides of a river surface (12), the supporting points (4) are arranged at the top ends of the bearing platforms (5), the embedded steel anchors (6) are respectively arranged on the bearing platforms (5) on the two sides, the positioning steel anchor ropes (7) are connected with the embedded steel anchors (6), the two floating ships (8) are arranged in the bridge direction and are connected with each other through the connecting rods (31), the floating ship supports (10) are respectively arranged on the two floating ships (8), the temporary fixed track support (9) is arranged above a floating vessel support (10), the anchor piles (11) are arranged at the edge of the floating vessel (8), the winch (14) is arranged on a bearing platform (5) opposite to the assembling and pushing support system (2), the winch (14) is respectively connected with the anchor piles (11) at the front part of the floating vessel (8) through steel strands (13), the side anchors (29) are arranged near the bearing platforms (5) at two sides, the side anchors (29) are respectively connected with the anchor piles (11) at two sides of the floating vessel (8) through cables (30), and the positioning ring (32) is arranged below the middle point of the connecting rod (31) and used for fixing and positioning the steel anchor ropes (7).
2. The push-pull system for steel bridges in navigable waters according to claim 1, characterized in that: the foundation (21) is a strip foundation.
3. The push-pull system for steel bridges in navigable waters according to claim 1, characterized in that: the embedded hoisting rings (22) are arranged at two ends of the foundation (21), the embedded bottom plate (23) is arranged on the foundation (21), the embedded bottom plate (23) is provided with bolt holes (24), the embedded bolts (27) are arranged in the bolt holes (24) of the embedded bottom plate (23), and the bottoms of the embedded hoisting rings (22) and the embedded bolts (27) are arranged on a steel reinforcement cage (28) in the foundation (21).
4. The push-pull system for steel bridges in navigable waters according to claim 1, characterized in that: the flange plate (25) is connected with the embedded bolts (27) on the embedded bottom plate (23) in a matched mode.
5. The push-pull system for steel bridges in navigable waters according to claim 1, characterized in that: the positioning steel anchor rope (7) and the steel strand (13) are both parallel to the hull of the floating pontoon (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762746.0U CN211340438U (en) | 2019-10-18 | 2019-10-18 | Steel bridge pushing and pulling system in navigation water area |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762746.0U CN211340438U (en) | 2019-10-18 | 2019-10-18 | Steel bridge pushing and pulling system in navigation water area |
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| Publication Number | Publication Date |
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| CN211340438U true CN211340438U (en) | 2020-08-25 |
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| CN201921762746.0U Active CN211340438U (en) | 2019-10-18 | 2019-10-18 | Steel bridge pushing and pulling system in navigation water area |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998051A (en) * | 2019-05-27 | 2020-11-27 | 中国民航大学 | Special mechanical transmission device for braking and traction of waterborne project ship |
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2019
- 2019-10-18 CN CN201921762746.0U patent/CN211340438U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998051A (en) * | 2019-05-27 | 2020-11-27 | 中国民航大学 | Special mechanical transmission device for braking and traction of waterborne project ship |
| CN111998051B (en) * | 2019-05-27 | 2021-11-09 | 中国民航大学 | Special mechanical transmission device for braking and traction of waterborne project ship |
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