CN220746565U - Bridge telescoping device that bridge was built usefulness - Google Patents
Bridge telescoping device that bridge was built usefulness Download PDFInfo
- Publication number
- CN220746565U CN220746565U CN202321475725.7U CN202321475725U CN220746565U CN 220746565 U CN220746565 U CN 220746565U CN 202321475725 U CN202321475725 U CN 202321475725U CN 220746565 U CN220746565 U CN 220746565U
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- comb plate
- bridge
- plate
- comb
- fastening
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- 238000010276 construction Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000002787 reinforcement Effects 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 238000004873 anchoring Methods 0.000 claims description 5
- 230000032683 aging Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 230000000452 restraining effect Effects 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The utility model discloses a bridge expansion device for bridge construction, which comprises: the roadbed is provided with a reserved groove, the first comb plate and the second comb plate are both arranged in the reserved groove, and the first comb plate and the second comb plate are in movable fit; the fastening component is arranged at the bottoms of the first comb plate and the second comb plate and used for fastening the first comb plate and the second comb plate; the drainage assembly is arranged in the fastening assembly and is used for draining water on the end face of the roadbed; the supporting and tightening assembly is arranged on the side wall of the reserved groove and used for fastening the first comb plate, the second comb plate and the roadbed, the novel telescopic rubber plate is reasonable in structure, the ageing problem is effectively avoided by replacing the rubber plate, and meanwhile the telescopic rubber plate is effectively guaranteed to stretch in the horizontal direction through the U-shaped framework, the springs and the U-shaped lantern rings.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a bridge expansion device for bridge construction.
Background
The bridge expansion device is designed to meet the requirement of bridge deck deformation, and is arranged between two beam ends, between a beam end and a bridge abutment or at the hinge position of a bridge, and the expansion device is required to freely expand and contract in two directions parallel to and perpendicular to the axis of the bridge, so that the bridge expansion device is firm and reliable.
At present, most bridge expansion devices use rubber plates as expansion components, so that the rubber plates are easy to age in the long-term moving deformation process, the expansion performance of the aged rubber plates is greatly reduced, the aged rubber plates cannot shrink along with the deformation of a bridge, the bridge expansion devices are damaged, the service life is limited, and a solution is provided below the problems.
Disclosure of Invention
The utility model aims to provide a bridge expansion device for bridge construction, and a fastening assembly and a drainage assembly effectively solve the problem of aging in a long-term moving process.
The technical aim of the utility model is realized by the following technical scheme:
a bridge expansion device for bridge construction, comprising: the roadbed is provided with a reserved groove, the first comb plate and the second comb plate are both arranged in the reserved groove, and the first comb plate and the second comb plate are movably matched; the fastening component is arranged at the bottoms of the first comb plate and the second comb plate and used for fastening the first comb plate and the second comb plate; the drainage assembly is arranged in the fastening assembly and is used for draining water on the end face of the roadbed; and the abutting assembly is arranged on the side wall of the reserved groove and used for fastening the first comb plate, the second comb plate and the roadbed.
By adopting the technical scheme, when bridge building material expands with heat and contracts with cold, first broach board and second broach board are close to each other or keep away from, because fastening assembly's effect for first broach board and second broach board play good flexible effect in carrying out the motion on the horizontal direction, when bridge subsides the condition such as, support tight subassembly and fastening assembly and play certain spacing effect in vertical direction, and drainage assembly can effectively prevent the ageing of rubber slab, and fastening assembly can play good protection spacing effect to drainage assembly.
Preferably, the fastening assembly comprises a U-shaped framework, a U-shaped lantern ring and a spring, wherein the spring is sleeved on the U-shaped framework, one end of the spring is fixed with the U-shaped framework, and the U-shaped lantern ring is movably matched with the U-shaped framework.
By adopting the technical scheme, when the telescopic motion is carried out in the horizontal direction, the U-shaped framework and the U-shaped lantern ring are elastically buffered by the springs, so that the first comb plate and the second comb plate can mutually move in a telescopic manner.
Preferably, the drainage assembly comprises a guide plate, a guide pipe and a rubber pad, wherein the rubber pad is arranged on the outer side of the guide pipe, the guide plate is arranged on the upper end face of the guide pipe, and the guide pipe is arranged between the U-shaped lantern ring and the U-shaped framework.
By adopting the technical scheme, water on the roadbed is drained into the guide pipe through the guide plate to be dredged, and the rubber pad can give a certain protection effect to the guide pipe when the bridge subsides and expands with heat and contracts with cold.
Preferably, the abutting assembly comprises an anchoring rib and a connecting steel plate, the connecting steel plate is arranged on one side of the first comb plate, which is close to the side wall of the reserved groove, the connecting steel plate is arranged on one side of the second comb plate, which is close to the side wall of the comb plate, which is close to the reserved groove, and the anchoring rib is arranged on the connecting steel plate.
By adopting the technical scheme, the anchor rib and the connecting steel plate are convenient for the first comb plate and the second comb plate to be better positioned and fixed in the installation process, and the construction is convenient to effectively carry out.
Preferably, through holes are formed in the first comb plate and the second comb plate, and positioning pins are fixedly arranged at the bottoms of the through holes and the reserved groove bottoms and are matched with each other.
By adopting the technical scheme, the through holes and the locating pins are matched with each other, so that the first comb plate and the second comb plate can be better located in the reserved groove.
Preferably, the tops of the first comb plate and the second comb plate are respectively provided with a reinforcement cage, and the reinforcement cages are equidistantly arranged on the first comb plate and the second comb plate.
By adopting the technical scheme, the steel bars are combined together to form the complete grid, the complete grid is vividly called a steel bar cage, the complete grid is favorable for restraining concrete, the integrity of concrete members is improved, the steel bar cage mainly plays the role of longitudinal stress of the column, plays the role of tensile resistance, plays the role of restraining pile body concrete, and enables the pile body concrete to bear certain horizontal force.
Preferably, a reinforcing mesh is detachably arranged below the reinforcing cage, and a concrete layer is arranged on the reinforcing cage.
By adopting the technical scheme, the reinforcing mesh can obviously improve the crack resistance of the concrete layer and improve the construction efficiency.
The beneficial effects are that: 1. the fastening component is arranged between the first comb plate and the second comb plate, the spring is arranged between the U-shaped framework and the U-shaped lantern ring, the spring can play a good role in buffering when the bridge receives the conditions of thermal expansion and cold contraction, the first comb plate and the second comb plate perform good telescopic movement in the horizontal direction, and when the bridge is subjected to settlement, the fastening component and the abutting component play a good limiting effect.
2. The drain pipe in the drain assembly is clamped in the fastening assembly, so that a good positioning protection effect is achieved, and the problem of aging caused by movement deformation is effectively avoided.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
FIG. 2 is a schematic view showing the structure of a fastening assembly according to an embodiment;
FIG. 3 is a schematic view showing a structure of a tightening assembly according to an embodiment;
fig. 4 is a cross-sectional view of an embodiment for showing a fastening assembly.
Reference numerals: 1. roadbed; 2. a first comb plate; 3. a second comb plate; 4. a fastening assembly; 5. a drainage assembly; 6. a tightening assembly; 7. a U-shaped framework; 8. a U-shaped collar; 9. a spring; 10. a deflector; 11. a flow guiding pipe; 12. a rubber pad; 13. an anchoring rib; 14. connecting steel plates; 15. a through hole; 16. a positioning pin; 17. a reinforcement cage; 18. a reinforcing mesh; 19. and (3) a concrete layer.
Detailed Description
The following description is only of the preferred embodiments of the present utility model, and the scope of the present utility model should not be limited to the examples, but should be construed as falling within the scope of the present utility model. It should also be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present utility model are intended to be comprehended within the scope of the present utility model.
As shown in fig. 1 to 4, a bridge expansion device for bridge construction, comprising: the roadbed 1, the first comb plate 2 and the second comb plate 3 are provided with reserved grooves, the first comb plate 2 and the second comb plate 3 are arranged in the reserved grooves, and the first comb plate 2 and the second comb plate 3 are in movable fit; the first comb plate 2 and the second comb plate 3 are respectively provided with a through hole 15, the through holes 15 and the bottom of the reserved groove are fixedly provided with positioning pins 16 which are matched with each other, the through holes 15 and the positioning pins 16 are matched with each other to enable the first comb plate 2 and the second comb plate 3 to perform positioning construction in the reserved groove better, the tops of the first comb plate 2 and the second comb plate 3 are respectively provided with a reinforcement cage 17, the reinforcement cages 17 are equidistantly arranged on the first comb plate 2 and the second comb plate 3, the reinforcement bars are combined together to form a complete grid, the complete grid is named as reinforcement cages 17, a complete reinforcement mesh 18 frame is beneficial to restraining concrete, the integrity of concrete members is improved, the reinforcement cages 17 mainly play roles of column longitudinal reinforcement stress and tensile stress, the pile body concrete is restrained, a certain horizontal force can be borne by the reinforcement cages 17, the reinforcement mesh 18 is detachably arranged below the reinforcement cages 17, the reinforcement mesh 18 is arranged on the reinforcement mesh 17, the reinforcement mesh 18 can remarkably improve the anti-cracking capacity of the concrete layer 19, and the construction efficiency is improved.
A fastening assembly 4 mounted to bottoms of the first and second comb plates 2 and 3 for fastening the first and second comb plates 2 and 3; the fastening component 4 comprises a U-shaped framework 7, a U-shaped lantern ring 8 and a spring 9, wherein the spring 9 is sleeved on the U-shaped framework 7, one end of the spring 9 is fixed with the U-shaped framework 7, the U-shaped lantern ring 8 and the U-shaped framework 7 are movably matched, and when the U-shaped lantern ring 8 and the U-shaped framework perform telescopic motion in the horizontal direction, the U-shaped framework 7 and the U-shaped lantern ring 8 perform elastic buffering through the spring 9, so that the first comb plate 2 and the second comb plate 3 perform telescopic motion with each other.
A drainage assembly 5 installed in the fastening assembly 4 for draining water on the end surface of the roadbed 1; the drainage assembly 5 comprises a guide plate 10, a guide pipe 11 and a rubber gasket 12, the rubber gasket 12 is arranged on the outer side of the guide pipe 11, the guide plate 10 is arranged on the upper end face of the guide pipe 11, the guide pipe 11 is arranged between the U-shaped lantern ring 8 and the U-shaped framework 7, water on the roadbed 1 is drained into the guide pipe 11 through the guide plate 10 to dredge, and the rubber gasket 12 can give a certain protection effect to the guide pipe 11 when a bridge subsides and expands with heat and contracts with cold.
The tight subassembly 6 is supported, install on the lateral wall of reservation groove, be used for fastening first broach board 2, second broach board 3 and road bed 1, the tight subassembly 6 is including anchor muscle 13 and connecting steel plate 14, connecting steel plate 14 installs in the lateral wall one side that first broach board 2 is close to the reservation groove, connecting steel plate 14 installs in the lateral wall one side that second broach board 3 is close to the reservation groove near the broach board, anchor muscle 13 installs on connecting steel plate 14, anchor muscle 13 and connecting steel plate 14 make things convenient for first broach board 2 and second broach board 3 to carry out better location and fixed in carrying out the installation, the effective of convenient construction goes on.
A spring 9 is arranged between a 4,U-shaped framework 7 of a fastening component and a U-shaped lantern ring 8, which are arranged between the first comb plate 2 and the second comb plate 3, when a bridge receives thermal expansion and cold contraction, the spring 9 can play a good role in buffering, the first comb plate 2 and the second comb plate 3 perform good telescopic movement in the horizontal direction, and when the bridge is subjected to sedimentation, the fastening component 4 and the abutting component 6 play a good limiting role. The drain pipe in the drain assembly 5 is clamped in the fastening assembly 4, so that a good positioning protection effect is achieved, and the problem of aging caused by movement deformation is effectively avoided.
Claims (7)
1. Bridge telescoping device that usefulness was built to bridge, its characterized in that includes:
the roadbed (1), the first comb plate (2) and the second comb plate (3), wherein a reserved groove is formed in the roadbed (1), the first comb plate (2) and the second comb plate (3) are both arranged in the reserved groove, and the first comb plate (2) and the second comb plate (3) are in movable fit;
the fastening component (4) is arranged at the bottoms of the first comb plate (2) and the second comb plate (3) and is used for fastening the first comb plate (2) and the second comb plate (3);
the drainage assembly (5) is arranged in the fastening assembly (4) and is used for draining water on the end face of the roadbed (1);
and the abutting assembly (6) is arranged on the side wall of the reserved groove and used for fastening the first comb plate (2), the second comb plate (3) and the roadbed (1).
2. Bridge expansion device for bridge construction according to claim 1, characterized in that the fastening assembly (4) comprises a U-shaped skeleton (7), a U-shaped collar (8) and a spring (9), wherein the spring (9) is sleeved on the U-shaped skeleton (7), one end of the spring (9) is fixed to the U-shaped skeleton (7), and the U-shaped collar (8) is movably matched with the U-shaped skeleton (7).
3. The bridge expansion device for bridge construction according to claim 2, wherein the drainage assembly (5) comprises a guide plate (10), a guide pipe (11) and a rubber pad (12), the rubber pad (12) is mounted on the outer side of the guide pipe (11), the guide plate (10) is mounted on the upper end face of the guide pipe (11), and the guide pipe (11) is mounted between the U-shaped lantern ring (8) and the U-shaped framework (7).
4. Bridge expansion device for bridge construction according to claim 1, characterized in that the abutment assembly (6) comprises an anchoring rib (13) and a connecting steel plate (14), the connecting steel plate (14) is mounted on the side wall of the first comb plate (2) close to the reserved groove, the connecting steel plate (14) is mounted on the side wall of the second comb plate (3) close to the comb plate close to the reserved groove, and the anchoring rib (13) is mounted on the connecting steel plate (14).
5. The bridge expansion device for bridge construction according to claim 1, wherein the first comb plate (2) and the second comb plate (3) are respectively provided with a through hole (15), and the through holes (15) and the bottom of the reserved groove are fixedly provided with positioning pins (16) which are matched with each other.
6. Bridge extension device for bridge construction according to claim 1, characterized in that the tops of the first comb plate (2) and the second comb plate (3) are provided with reinforcement cages (17), and the reinforcement cages (17) are equidistantly arranged on the first comb plate (2) and the second comb plate (3).
7. Bridge extension device for bridge construction according to claim 6, characterized in that a reinforcement mesh (18) is detachably mounted under the reinforcement cage (17), and a concrete layer (19) is provided on the reinforcement cage (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475725.7U CN220746565U (en) | 2023-06-09 | 2023-06-09 | Bridge telescoping device that bridge was built usefulness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475725.7U CN220746565U (en) | 2023-06-09 | 2023-06-09 | Bridge telescoping device that bridge was built usefulness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220746565U true CN220746565U (en) | 2024-04-09 |
Family
ID=90560063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321475725.7U Active CN220746565U (en) | 2023-06-09 | 2023-06-09 | Bridge telescoping device that bridge was built usefulness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220746565U (en) |
-
2023
- 2023-06-09 CN CN202321475725.7U patent/CN220746565U/en active Active
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