CN216864814U - Expansion joint connecting structure of seamless bridge - Google Patents
Expansion joint connecting structure of seamless bridge Download PDFInfo
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- CN216864814U CN216864814U CN202220577563.7U CN202220577563U CN216864814U CN 216864814 U CN216864814 U CN 216864814U CN 202220577563 U CN202220577563 U CN 202220577563U CN 216864814 U CN216864814 U CN 216864814U
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- elastic
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- 239000010426 asphalt Substances 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 2
- 230000001771 impaired effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Road Paving Structures (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to the related technical field of bridge construction and processing, in particular to an expansion joint connecting structure of a seamless bridge, which comprises a first connecting piece, a second connecting piece, an elastic connecting piece and an asphalt laying layer, wherein the first connecting piece is a square steel rod, the upper surface of the rod body of the first connecting piece is provided with a rectangular groove, the bottom surface of the rectangular groove is provided with a first mounting hole, the first connecting piece is fixedly mounted on a first beam body, and the second connecting piece and the first connecting piece are of the same structure; through setting up the expansion joint connection structure who constitutes by first connecting piece, second connecting piece, elastic connection spare and pitch layer combination to through the crisscross arrangement of first connecting piece, second connecting piece, so that what let elastic connection spare can be stable sets up on the platform that first connecting piece and second connecting piece combination formed, thereby effectively avoid the expansion joint distance too big and lead to elastic connection spare to imbed among the expansion joint, and lead to elastic connection spare impaired.
Description
Technical Field
The utility model relates to the technical field related to bridge construction and processing, in particular to an expansion joint connecting structure of a seamless bridge.
Background
Bridge expansion joints: it is referred to that in order to meet the requirement of deck deformation, expansion joints are usually provided between two beam ends, between a beam end and an abutment, or at the hinge joint of a bridge. The expansion joint is required to be freely telescopic in two directions parallel to and perpendicular to the axis of the bridge, and the expansion joint is firm and reliable, and when a vehicle runs, the vehicle is smooth and free of sudden jump and noise; the rainwater and garbage soil can be prevented from infiltration and blocking; the installation, the inspection, the maintenance and the dirt elimination are all simple and convenient. The expansion joint of the seamless bridge is provided by the utility model, so that the problem is solved.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to provide an expansion joint connection structure of a seamless bridge, so as to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: an expansion joint connection structure of a seamless bridge, the expansion joint connection structure of a seamless bridge comprising:
the first connecting piece is a square steel rod, a rectangular groove is formed in the upper surface of a rod body of the first connecting piece, a first mounting hole is formed in the bottom surface of the rectangular groove, and the first connecting piece is fixedly mounted on the first beam body;
the second connecting piece has the same structure as the first connecting piece and is fixedly arranged on the second beam body;
the two ends of the elastic connecting piece are respectively connected with the first beam body and the second beam body, and the two ends of the elastic connecting piece are provided with second mounting holes;
the asphalt paving layer is paved on the upper surfaces of the first beam body, the second beam body and the elastic connecting piece;
first notch has all been seted up to the tip of first roof beam body and second roof beam body, the second notch has been seted up to the bottom surface of first notch, second notch is cascaded arrangement, and the pre-buried one-level crab-bolt that has in bottom surface of second notch, the pre-buried second grade crab-bolt that has in bottom surface of first notch.
Preferably, the mounting holes on the first connecting piece and the second connecting piece correspond to the positions of the first-level anchor bolts on the first beam body and the second beam body respectively, the first connecting piece and the second connecting piece are connected in a positioning mode through the first-level anchor bolts, and the first connecting piece and the second connecting piece are installed in a staggered mode.
Preferably, the elastic connecting piece is of a plate structure with a corrugated section, and the grooves on two sides of the plate of the elastic connecting piece are filled with elastic plastic strips.
Preferably, the second mounting holes at the two ends of the elastic connecting piece correspond to the positions of the second-level anchor bolts on the bottom surface of the first notch, and the elastic connecting piece is positioned and fixed through the second-level anchor bolts.
Preferably, the upper end surface of the secondary anchor bolt is lower than the upper surfaces of the first beam body and the second beam body, and the upper surface of the primary anchor bolt is lower than the bottom surface of the first notch.
Preferably, the length of the elastic connecting piece is greater than the length of the second notch, and the second connecting piece, the first connecting piece and the asphalt pavement layer are not in contact with each other.
Compared with the prior art, the utility model has the beneficial effects that:
1. by arranging the expansion joint connecting structure formed by combining the first connecting piece, the second connecting piece, the elastic connecting piece and the asphalt laying layer, the elastic connecting piece can be stably erected on a platform formed by combining the first connecting piece and the second connecting piece through the staggered arrangement of the first connecting piece and the second connecting piece, so that the phenomenon that the elastic connecting piece is embedded into the expansion joint due to the overlarge distance of the expansion joint and the elastic connecting piece is damaged is effectively avoided;
2. and the length of the elastic connecting piece is set to be larger than the length value of the second notch, so that the asphalt of the asphalt pavement layer is prevented from entering the second notch, and the asphalt is effectively prevented from influencing the relative movement of the first connecting piece and the second connecting piece.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the positions of the first and second connectors;
FIG. 4 is an enlarged view of the structure at B in FIG. 3;
fig. 5 is a schematic structural diagram of a first connecting member according to the present invention.
In the figure: first connecting piece 1, second connecting piece 2, elastic connecting piece 3, asphalt paving layer 4, elastic plastic strip 5, first roof beam body 6, second roof beam body 7, first notch 8, second notch 9, second grade crab-bolt 10, one-level crab-bolt 11, rectangular channel 12, first mounting hole 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an expansion joint connecting structure of a seamless bridge comprises a first connecting piece 1, a second connecting piece 2, an elastic connecting piece 3 and an asphalt laying layer 4, wherein the first connecting piece 1 is a square steel rod, the upper surface of a rod body of the first connecting piece 1 is provided with a rectangular groove 12, the bottom surface of the rectangular groove 12 is provided with a first mounting hole 13, the first connecting piece 1 is fixedly arranged on a first beam body 6, the second connecting piece 2 has the same structure as the first connecting piece 1, the second connecting piece 2 is fixedly arranged on a second beam body 7, two ends of the elastic connecting piece 3 are respectively connected with the first beam body 6 and the second beam body 7, two ends of the elastic connecting piece 3 are respectively provided with a second mounting hole, the asphalt laying layer 4 is laid on the upper surfaces of the first beam body 6, the second beam body 7 and the elastic connecting piece 3, the end parts of the first beam body 6 and the second beam body 7 are respectively provided with a first notch 8, second notch 9 has been seted up to the bottom surface of first notch 8, the bottom surface of second notch 9 is cascaded and arranges, and the pre-buried one-level crab-bolt 11 that has in bottom surface of second notch 9, the pre-buried second crab-bolt 10 that has in bottom surface of first notch 8, through setting up by first connecting piece 1, second connecting piece 2, the expansion joint connection structure that layer 4 combination constitutes is laid to elastic connecting piece 3 and pitch, thereby through first connecting piece 1, the crisscross arrangement of second connecting piece 2, so that set up that elastic connecting piece 3 can be stable on the platform that first connecting piece 1 and 2 combinations of second connecting piece formed, thereby effectively avoid the expansion joint distance too big and lead to elastic connecting piece 3 to imbed to the expansion joint in, and lead to elastic connecting piece 3 impaired.
Mounting holes in the first connecting piece 1 and the second connecting piece 2 correspond to the positions of first-stage anchor bolts 11 on the first beam body 6 and the second beam body 7 respectively, the first connecting piece 1 and the second connecting piece 2 are connected in a positioning mode through the first-stage anchor bolts 11, and the first connecting piece 1 and the second connecting piece 2 are installed in a staggered mode;
the elastic connecting piece 3 is of a plate structure with a corrugated section, and grooves on two sides of the plate of the elastic connecting piece 3 are filled with elastic plastic strips 5;
the second mounting holes at the two ends of the elastic connecting piece 3 correspond to the positions of the secondary anchor bolts 10 at the bottom of the first notch 8, and the elastic connecting piece 3 is positioned and fixed through the secondary anchor bolts 10;
the upper end surface of the second-level anchor bolt 10 is lower than the upper surfaces of the first beam body 6 and the second beam body 7, and the upper surface of the first-level anchor bolt 11 is lower than the bottom surface of the first notch 8, so that the first-level anchor bolt 11 and the elastic connecting piece 3 are prevented from being relatively worn;
the length of the elastic connecting piece 3 is set to be larger than the length of the second notch 9, the second connecting piece 2, the first connecting piece 1 and the asphalt pavement layer 4 are not in contact with each other, and the length of the elastic connecting piece 3 is set to be larger than the length of the second notch 9, so that asphalt of the asphalt pavement layer 4 is prevented from entering the second notch 9, and the asphalt is effectively prevented from influencing the relative movement of the first connecting piece 1 and the second connecting piece 2;
the working principle is as follows: through setting up by first connecting piece 1, second connecting piece 2, the expansion joint connection structure that layer 4 combination constitutes is laid to elastic connection spare 3 and pitch, thereby through first connecting piece 1, crisscross the arranging of second connecting piece 2, so that elastic connection spare 3 can be stable set up on the platform that first connecting piece 1 and second connecting piece 2 combination formed, thereby effectively avoid the expansion joint distance too big and lead to elastic connection spare 3 to imbed among the expansion joint, and lead to elastic connection spare 3 impaired, in the time of the in-service use, when the expansion joint leads to the expansion joint grow or reduce because the atress of bridge changes, its first connecting piece 1, second connecting piece 2 can change along with the motion of first roof beam body 6, second roof beam body 7, and elastic connection spare 3 also can change along with the motion of first roof beam body 6, second roof beam body 7, its first connecting piece 1, The stress of the second connecting piece 2 at the position of the expansion joint is loaded, and the continuity of the bridge connecting position is ensured by the elastic action of the elastic connecting piece 3, so that the stability of the bridge expansion joint position is ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an expansion joint connection structure of seamless bridge which characterized in that: the expansion joint connection structure of the seamless bridge comprises:
the first connecting piece (1) is a square steel rod, the upper surface of the rod body of the first connecting piece (1) is provided with a rectangular groove (12), the bottom surface of the rectangular groove (12) is provided with a first mounting hole (13), and the first connecting piece (1) is fixedly mounted on the first beam body (6);
the second connecting piece (2) is the same as the first connecting piece (1) in structure, and the second connecting piece (2) is fixedly arranged on the second beam body (7);
the two ends of the elastic connecting piece (3) are respectively connected with the first beam body (6) and the second beam body (7), and the two ends of the elastic connecting piece (3) are provided with second mounting holes;
the asphalt laying layer (4) is laid on the upper surfaces of the first beam body (6), the second beam body (7) and the elastic connecting piece (3);
first notch (8) have all been seted up to the tip of first roof beam body (6) and second roof beam body (7), second notch (9) have been seted up to the bottom surface of first notch (8), second notch (9) is cascaded and arranges, and the pre-buried one-level crab-bolt (11) that has of bottom surface of second notch (9), the pre-buried second grade crab-bolt (10) that has of bottom surface of first notch (8).
2. The expansion joint connection structure of a seamless bridge according to claim 1, wherein: the mounting holes in the first connecting piece (1) and the second connecting piece (2) correspond to the positions of the one-level anchor bolts (11) in the first beam body (6) and the second beam body (7) respectively, the first connecting piece (1) and the second connecting piece (2) are connected in a positioned mode through the one-level anchor bolts (11), and staggered installation is achieved between the first connecting piece (1) and the second connecting piece (2).
3. The expansion joint connection structure of the seamless bridge according to claim 2, wherein: the elastic connecting piece (3) is of a plate structure with a corrugated section, and grooves in two sides of a plate of the elastic connecting piece (3) are filled with elastic plastic strips (5).
4. The expansion joint connection structure of the seamless bridge according to claim 3, wherein: the second mounting holes at the two ends of the elastic connecting piece (3) correspond to the positions of the second-level anchor bolts (10) on the bottom surface of the first notch (8), and the elastic connecting piece (3) is positioned and fixed through the second-level anchor bolts (10).
5. The expansion joint connection structure of the seamless bridge according to claim 4, wherein: the upper end face of the second-level anchor bolt (10) is lower than the upper surfaces of the first beam body (6) and the second beam body (7), and the upper surface of the first-level anchor bolt (11) is lower than the bottom face of the first notch (8).
6. The expansion joint connection structure of the seamless bridge according to claim 5, wherein: the length of the elastic connecting piece (3) is larger than the length of the second notch (9), and the second connecting piece (2), the first connecting piece (1) and the asphalt pavement layer (4) are not in contact with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220577563.7U CN216864814U (en) | 2022-03-16 | 2022-03-16 | Expansion joint connecting structure of seamless bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220577563.7U CN216864814U (en) | 2022-03-16 | 2022-03-16 | Expansion joint connecting structure of seamless bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216864814U true CN216864814U (en) | 2022-07-01 |
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ID=82123269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220577563.7U Active CN216864814U (en) | 2022-03-16 | 2022-03-16 | Expansion joint connecting structure of seamless bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216864814U (en) |
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2022
- 2022-03-16 CN CN202220577563.7U patent/CN216864814U/en active Active
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