CN219824869U - Concrete pumping pontoon bridge adapting to water level change - Google Patents
Concrete pumping pontoon bridge adapting to water level change Download PDFInfo
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- CN219824869U CN219824869U CN202321127035.2U CN202321127035U CN219824869U CN 219824869 U CN219824869 U CN 219824869U CN 202321127035 U CN202321127035 U CN 202321127035U CN 219824869 U CN219824869 U CN 219824869U
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- ramp
- bridge
- water level
- sliding
- pump pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000005086 pumping Methods 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a concrete pumping floating bridge adapting to water level change, which comprises a fixed platform, wherein one side of the fixed platform is connected with a sliding ramp, the other end of the sliding ramp is connected with a floating bridge, the top surface of the sliding ramp is provided with a concrete pump pipe, one end of the concrete pump pipe is arranged at the top of the fixed platform, the other end of the concrete pump pipe is connected with the floating bridge, anchor ingots are arranged on the upper and lower streams of a river bed, and two sides of the floating bridge are respectively connected with the anchor ingots; the floating bridge comprises two groups of bailey beams, two ends of the bottom of each bailey beam are connected with a buoyancy tank, the tops of the lower chords of the bailey beams are connected with transverse distribution beams, the tops of the transverse distribution beams are connected with bridge decks, and concrete pump pipes are fixed at the tops of the bridge decks. The utility model has simple and reliable structure and convenient and quick assembly and disassembly; the gradient can be automatically adjusted according to the water level fluctuation, so that the damage of the concrete pump pipe is avoided; the floating bridge has wide applicability, is not only suitable for concrete pumping, but also can be used under the condition of a pedestrian bridge or other light loads.
Description
Technical Field
The utility model relates to the technical field of bridge engineering, in particular to a concrete pumping floating bridge adapting to water level change.
Background
In the construction of bridge substructure with wider water area, the temporary steel trestle is erected for a long distance, the construction cost is high, and the construction is complicated, so that the floating bridge is often adopted to pump and pour the concrete of the bridge substructure. However, since the design of the fixed platform used for the construction of the lower structure of the bridge is far higher than the water level and is fixed, and the floating bridge is fluctuant along with the change of the water level, if no reasonable measures are taken, the concrete pump pipe can be damaged due to the change of the elevation of the floating bridge, so that the concrete can not be pumped, and aiming at the technical problem, a device which can adapt to the change of the water level is needed to solve the technical problem.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a concrete pumping floating bridge adapting to water level change.
The utility model adopts the following technical scheme to realize the aim: the concrete pumping floating bridge adapting to the water level change comprises a fixed platform, wherein one side of the fixed platform is connected with a sliding ramp, the other end of the sliding ramp is connected with a floating bridge, the top surface of the sliding ramp is provided with a concrete pump pipe, one end of the concrete pump pipe is arranged at the top of the fixed platform, the other end of the concrete pump pipe is connected with the floating bridge, anchor ingots are arranged on the upstream and downstream of a river bed, and two sides of the floating bridge are respectively connected with the anchor ingots; the floating bridge comprises two groups of bailey beams, two ends of the bottom of each bailey beam are connected with a buoyancy tank, the tops of the lower chords of the bailey beams are connected with transverse distribution beams, the tops of the transverse distribution beams are connected with bridge decks, and concrete pump pipes are fixed at the tops of the bridge decks.
Further, the sliding ramp comprises two ramp beams, the top of each ramp beam is connected with a ramp plate, one end of each ramp beam is connected with the fixed platform through an upper hinge seat, two sliding rails are arranged at the top of each bridge deck, and the other end of each ramp beam is connected with the corresponding sliding rail through a lower hinge seat.
Further, the concrete pump pipe is respectively connected with the fixed platform and the bridge deck plate through a plurality of hoops.
Further, the concrete pump pipe is provided with a flexible pump pipe, and the flexible pump pipe is arranged at the top of the joint of the fixed platform and the sliding ramp and at the top of the joint of the sliding ramp and the floating bridge.
Further, the upper winch seat comprises a flange plate, one side of the flange plate is connected with the fixed platform, the other side of the flange plate is connected with two first lug plates, the first lug plates are located on two sides of the ramp beam, and the first lug plates are connected with the ramp beam through bolts.
Further, the lower winch seat comprises two lug plates II, the lug plates II are located on two sides of the ramp beam and the sliding rail, the lug plates II are connected with the ramp beam through bolts II, two pin shafts are connected to the bottoms of the lug plates II, pulleys are sleeved on the outer sides of the pin shafts, and the pulleys are in sliding connection with the sliding rail.
Further, two sides of the buoyancy tank are respectively connected with the anchor ingot through steel wire ropes.
Further, the middle positions of the two sides of the sliding rail are arc surfaces which are concave inwards, and the radius of the arc surfaces is larger than that of the pulley.
Further, the first lug plate and the second lug plate are respectively provided with a light hole, and the first bolt and the second bolt are respectively penetrated in the light holes.
The beneficial effects of the utility model are as follows: the utility model has simple and reliable structure and convenient and quick assembly and disassembly; the gradient can be automatically adjusted according to the water level fluctuation, so that the damage of the concrete pump pipe is avoided; the floating bridge has wide applicability, is not only suitable for concrete pumping, but also can be used under the condition of a pedestrian bridge or other light loads.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic cross-sectional view of a floating bridge according to the present utility model;
FIG. 4 is a schematic view of a sliding ramp according to the present utility model;
FIG. 5 is a schematic view of the connection of the upper winch foundation to the ramp beam according to the present utility model;
FIG. 6 is a schematic view of the structure of the lower hinge base and the sliding rail according to the present utility model;
FIG. 7 is a side view of a lower seat and a slide rail of the present utility model;
in the figure: 1-a fixed platform; 2-floating bridge; 21-a buoyancy tank; 22-bailey beam; 23-transverse distribution beams; 24-bridge deck; 3-anchor ingots; 4-a steel wire rope; 5-water level; 6-river bed; 7-concrete pump pipes; 71-flexible pump tube; 72-clamping; 8-sliding ramp; 81-ramp beams; 82-a ramp plate; 83-upper twisting base; 831-ear panel one; 832-bolt one; 833—a flange plate; 84-lower winch seat; 841-second ear plate; 842-bolt two; 843-pulleys; 844-pin shaft; 85-sliding rails;
the drawings in the present utility model are schematic, and their sizes do not represent actual dimensions;
the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1 to 7, a concrete pumping floating bridge adapting to water level change comprises a fixed platform 1, wherein one side of the fixed platform 1 is connected with a sliding ramp 8, the other end of the sliding ramp 8 is connected with a floating bridge 2, the top surface of the sliding ramp 8 is provided with a concrete pump pipe 7, one end of the concrete pump pipe 7 is arranged at the top of the fixed platform 1, the other end of the concrete pump pipe 7 is connected with the floating bridge 2, anchor ingots 3 are arranged on the upstream and downstream of a river bed 6, and two sides of the floating bridge 2 are respectively connected with the anchor ingots 3; the floating bridge 2 comprises two groups of bailey beams 22, two ends of the bottom of each bailey beam 22 are connected with a floating box 21, two sides of each floating box 21 are respectively connected with an anchor ingot 3 through steel wires 4, the tops of the lower chords of the bailey beams 22 are connected with transverse distribution beams 23, the tops of the transverse distribution beams 23 are connected with bridge decks 24, and concrete pump pipes 7 are fixed at the tops of the bridge decks 24. The sliding ramp 8 comprises two ramp beams 81, a ramp plate 82 is connected to the top of each ramp beam 81, one end of each ramp beam 81 is connected with the fixed platform 1 through an upper hinge seat 83, two sliding rails 85 are mounted on the top of the bridge deck 24, and the other end of each ramp beam 81 is connected with the sliding rails 85 through a lower hinge seat 84. The concrete pump pipe 7 is respectively connected with the fixed platform 1 and the bridge deck 24 through a plurality of hoops 72. The concrete pump pipe 7 is provided with a flexible pump pipe 71, and the flexible pump pipe 71 is arranged at the top of the joint of the fixed platform 1 and the sliding ramp 8 and at the top of the joint of the sliding ramp 8 and the floating bridge 2. The upper winch 83 comprises a flange plate 833, one side of the flange plate 833 is connected with the fixed platform 1, the other side of the flange plate 833 is connected with two first lug plates 831, the first lug plates 831 are positioned on two sides of the ramp beam 81, and the first lug plates 831 are connected with the ramp beam 81 through first bolts 832. The lower winch 84 comprises two ear plates II 841, the ear plates II 841 are located on two sides of the ramp beam 81 and the sliding rail 85, the ear plates II 841 are connected with the ramp beam 81 through bolts II 842, two pin shafts 844 are connected to the bottoms of the ear plates II 841, pulleys 843 are sleeved on the outer sides of the pin shafts 844, and the pulleys 843 are in sliding connection with the sliding rail 85. The middle positions of the two sides of the sliding rail 85 are arc surfaces which are concave inwards, and the radius of the arc surfaces is larger than that of the pulley 843. The first and second ear plates 831 and 841 are respectively provided with a light hole, and a first bolt 832 and a second bolt 842 are respectively penetrated in the light holes.
The fixed platform 1 is used for construction of a bridge substructure, and the elevation of the top surface of the platform is fixed. The steel wire rope 4 ensures that the floating bridge 2 does not cause plane position change due to water flow. The collar 72 can limit the lateral displacement of the concrete pump pipe 7, but allows the concrete pump pipe 7 to freely expand and contract in the longitudinal direction. The ramp beam 81 can freely rotate around the first bolt 832 and the second bolt 842, the length of the sliding rail 85 is longer than the longitudinal moving distance of the sliding ramp 8 when the highest water level 5 and the lowest water level 5 are in the construction period, the H-shaped sliding rail 85 with two inward concave sides locks the lower hinge seat 84, and only the lower hinge seat 84 is allowed to freely slide along the longitudinal direction of the sliding rail 85. When the water level 5 reaches the highest or the lowest, the buoyancy tank 21 drives the sliding rail 85 on the bridge deck 24 to float up and down, and the lower winch 84 slides to one end of the sliding rail 85, which is close to the fixed platform 1, and the concrete pump pipe 7 can pump normally because the flexible pump pipe 71 is arranged on the concrete pump pipe 7.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is intended to cover various modifications, either made by the method concepts and technical solutions of the utility model, or applied directly to other applications without modification, within the scope of the utility model.
Claims (9)
1. The concrete pumping floating bridge adapting to water level change is characterized by comprising a fixed platform (1), wherein one side of the fixed platform (1) is connected with a sliding ramp (8), the other end of the sliding ramp (8) is connected with a floating bridge (2), a concrete pump pipe (7) is installed on the top surface of the sliding ramp (8), one end of the concrete pump pipe (7) is installed at the top of the fixed platform (1), the other end of the concrete pump pipe is connected with the floating bridge (2), anchor ingots (3) are installed at the upstream and downstream of a river bed (6), and two sides of the floating bridge (2) are respectively connected with the anchor ingots (3); the floating bridge (2) comprises two groups of bailey beams (22), two ends of the bottom of each bailey beam (22) are connected with a buoyancy tank (21), the tops of lower chords of the bailey beams (22) are connected with transverse distribution beams (23), the tops of the transverse distribution beams (23) are connected with bridge decks (24), and concrete pump pipes (7) are fixed at the tops of the bridge decks (24).
2. The concrete pumping pontoon adapted to water level variation according to claim 1, wherein the sliding ramp (8) comprises two ramp beams (81), the top of the ramp beams (81) is connected with a ramp plate (82), one end of the ramp beams (81) is connected with the fixed platform (1) through an upper hinge seat (83), two sliding rails (85) are mounted on the top of the bridge deck (24), and the other end of the ramp beams (81) is connected with the sliding rails (85) through a lower hinge seat (84).
3. The concrete pumping pontoon adapted to water level variation according to claim 2, wherein the concrete pump pipe (7) is connected to the fixed platform (1) and the deck slab (24) by a plurality of clips (72), respectively.
4. A concrete pumping pontoon adapted to water level change according to claim 3, characterized in that the concrete pump pipe (7) is provided with a flexible pump pipe (71), and the flexible pump pipe (71) is arranged at the top of the connection part between the fixed platform (1) and the sliding ramp (8) and at the top of the connection part between the sliding ramp (8) and the pontoon (2).
5. The concrete pumping pontoon according to claim 4, wherein the upper hinge base (83) comprises a flange plate (833), one side of the flange plate (833) is connected with the fixed platform (1), the other side of the flange plate is connected with two first earplates (831), the first earplates (831) are positioned at two sides of the ramp beam (81), and the first earplates (831) are connected with the ramp beam (81) through first bolts (832).
6. The concrete pumping floating bridge adapting to water level change according to claim 5, wherein the lower winch seat (84) comprises two ear plates (841), the ear plates (841) are located on two sides of the ramp beam (81) and the sliding rail (85), the ear plates (841) are connected with the ramp beam (81) through bolts (842), two pin shafts (844) are connected to the bottom of the ear plates (841), pulleys (843) are sleeved on the outer sides of the pin shafts (844), and the pulleys (843) are in sliding connection with the sliding rail (85).
7. The concrete pumping pontoon adapted to water level variation as defined in claim 6, wherein both sides of the pontoon (21) are respectively connected with the anchor (3) via steel wire ropes (4).
8. The concrete pumping pontoon adapted to water level variation according to claim 7, wherein the middle positions of both sides of the slide rail (85) are arc surfaces which are concave inwards, and the radius of the arc surfaces is larger than that of the pulley (843).
9. The concrete pumping pontoon according to claim 8, wherein the first and second earplates (831) and 841) each have a hole through which the first and second bolts (832 and 842) are respectively inserted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321127035.2U CN219824869U (en) | 2023-05-11 | 2023-05-11 | Concrete pumping pontoon bridge adapting to water level change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321127035.2U CN219824869U (en) | 2023-05-11 | 2023-05-11 | Concrete pumping pontoon bridge adapting to water level change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219824869U true CN219824869U (en) | 2023-10-13 |
Family
ID=88280672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321127035.2U Active CN219824869U (en) | 2023-05-11 | 2023-05-11 | Concrete pumping pontoon bridge adapting to water level change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219824869U (en) |
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2023
- 2023-05-11 CN CN202321127035.2U patent/CN219824869U/en active Active
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