CN220643906U - Transverse anti-overturning reinforcing structure for single-pier bridge - Google Patents
Transverse anti-overturning reinforcing structure for single-pier bridge Download PDFInfo
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- CN220643906U CN220643906U CN202321896457.6U CN202321896457U CN220643906U CN 220643906 U CN220643906 U CN 220643906U CN 202321896457 U CN202321896457 U CN 202321896457U CN 220643906 U CN220643906 U CN 220643906U
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- pier
- seat
- buffer
- overturning
- reinforcing structure
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 29
- 230000035939 shock Effects 0.000 claims abstract description 11
- 239000006096 absorbing agent Substances 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a transverse anti-overturning reinforcing structure of a single-column pier bridge, which comprises a single-column pier, wherein a supporting device is arranged at the lower end of the single-column pier, auxiliary supporting blocks are arranged at the front end, the left end, the rear end and the right end of the supporting device, a fixing device is arranged at the upper part of the outer surface of the single-column pier, a capping beam is arranged at the upper end of the single-column pier, the capping beam is arranged at the upper end of the fixing device, and reinforcing buffer devices are arranged at the left part of the upper end and the right part of the upper end of the capping beam. According to the transverse anti-overturning reinforcing structure of the single-column pier bridge, the fixed buffer device is additionally arranged, the support is additionally arranged on the bent cap to form a three-support type, so that the anti-overturning moment is increased, the problem that the single-column pier is small in anti-overturning stability coefficient and easy to overturn under unbalanced load and heavy traffic is solved, in addition, when the upper bridge is transmitted to the single-column pier through vibration, the buffer and the shock absorption are carried out through the plurality of spring shock absorbers between the buffer seat and the connecting seat, and the stability of the single-column pier is further improved.
Description
Technical Field
The utility model relates to the technical field of bridges, in particular to a transverse anti-overturning reinforcing structure of a single-column pier bridge.
Background
The single-pier bridge has the advantages of small occupied area, low space layout, improved bridge aesthetic structure and the like, so that the single-pier bridge is widely applied to bridge construction of urban overpasses, high-speed ramps and the like in recent years.
The prior patent (application number 202221061973.2) discloses a transverse anti-overturning reinforcing device for a single-pier bridge, wherein the structural characteristics of small bridge width and small lateral support interval of a column support beam type bridge are provided, so that the torsional constraint of the side support to a main girder is not strong, and meanwhile, due to the lack of the torsional constraint of the main girder when a single-point support is adopted for supporting a middle pier (a certain torsional constraint can be provided for the main girder when the middle pier is fixedly solidified), under the action of eccentric load, phenomena such as edge support void, overrun of the middle pier support corner, insufficient bearing capacity of the middle pier and the foundation are extremely easy to occur, thereby changing a stable supporting system of the main girder structure, and even causing the whole overturning accident of the bridge; in addition, when the vehicle passes through the bridge, the upper structure of the bridge has certain displacement and speed relative to the bridge pier, so that the single pier can also be subjected to certain shaking, and if the single pier does not have good buffering and damping, the stability of the single pier bridge can be influenced after a long time. In summary, the existing single pier bridge has the following problems:
1. when a vehicle passes through the bridge, the single pier can shake to a certain extent, and if the single pier does not have good buffering and damping effects, the stability of the single pier bridge can be affected after a long time; 2. the support stability of the single pier bridge is general, however, the double piers are limited by the area where the piers are arranged, and are difficult to arrange, so that certain limitations exist when the single pier bridge is arranged.
Disclosure of Invention
The utility model mainly aims to provide a transverse anti-overturning reinforcing structure for a single-pier bridge, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a horizontal antidumping reinforced structure of single pier bridge, includes the single pier, strutting arrangement is installed to the single pier lower extreme, auxiliary stay piece is all installed to strutting arrangement front end, left end, rear end and right-hand member, fixing device is installed on single pier surface upper portion, the bent cap is installed to the single pier upper end, the upper end at fixing device is installed to the bent cap, reinforcing buffer is all installed to bent cap upper end left part and upper end right part.
Preferably, the reinforcing buffer device comprises a buffer seat and a connecting seat, wherein a plurality of spring shock absorbers are jointly installed at one ends corresponding to the buffer seat and the connecting seat, a spring column is jointly installed at the middle part of one ends corresponding to the buffer seat and the connecting seat, a second installation groove is formed in the middle of the upper end of the bent cap, a first installation groove is formed in the right portion of the upper end of the bent cap, clamping blocks are installed at the front portion of the upper end of the first installation groove and the rear portion of the upper end of the first installation groove, and the buffer seat is installed at the right portion of the upper end of the bent cap through the first installation groove. Through increasing the support on the bent cap of setting up, become three support types, increased the anti-overturning moment and solved the anti-overturning stability factor that the single-column mound supported alone little, the problem of easy overturning under unbalanced load and heavy traffic, in addition through a plurality of spring damper between buffer seat and the connecting seat cushion the shock attenuation, further improved the stability of single-column mound.
Preferably, the fixing device comprises a fixing seat, a group of high-strength anchor bolts are arranged at the front end of the fixing seat, an anchor bolt groove is formed in the middle of the front end of the single pier, and the fixing seat is arranged on the outer surface of the single pier through the high-strength anchor bolts. The fixing base is fixed at the lower end of the capping beam on the single-column pier by a high-strength anchor bolt, and further supports and fixes the capping beam.
Preferably, the supporting device comprises a supporting seat, a third mounting groove is formed in the middle of the upper end of the supporting seat, two fixing grooves are formed in the left part of the upper end of the supporting seat and the right part of the upper end of the supporting seat, and the supporting seat is mounted at the lower end of the single pier through the third mounting groove. The auxiliary supporting block carries out limit supporting on the supporting seat, so that the stability of the supporting seat is further improved.
Preferably, the two clamping blocks are symmetrically distributed around the connecting seat as the center.
Preferably, the plurality of spring shock absorbers are distributed between the buffer seat and the connecting seat in an annular array.
Compared with the prior art, the utility model has the following beneficial effects:
1. the bridge that needs to arrange is connected through the connecting seat on the reinforcement buffer to accomplish the installation of single pier, consolidate buffer moreover and be provided with two, increase the support on the bent cap of setting up, become three support types, the anti-overturning moment has been increased and has been solved the anti-overturning stability factor that single pier supported alone is little, problem that overturns easily under unbalanced load and heavy traffic, in addition, when upper portion bridge is transmitted to single pier by vibrations, carry out buffering shock attenuation through a plurality of spring damper between buffer seat and the connecting seat, further improved the stability of single pier, the design of spring column on it simultaneously, also avoid spring damper long-time pressurized to be difficult to kick-back fast, and then improved the practicality of device.
2. Fixing base on through fixing device is fixed the bent cap lower extreme on the single pier by high-strength crab-bolt, further supports fixedly the bent cap, carries out spacing support through auxiliary stay piece to the supporting seat on the strutting arrangement simultaneously, has further improved the stability of supporting seat.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a transverse anti-overturning reinforcing structure of a single pier bridge;
FIG. 2 is a schematic view of the overall structure of the reinforcement and buffering device of the transverse anti-overturning reinforcement structure of the single pier bridge of the present utility model;
FIG. 3 is a schematic view of the overall structure of the fixing device of the transverse anti-overturning reinforcing structure of the single pier bridge;
fig. 4 is a schematic diagram of the overall structure of the supporting device of the transverse anti-overturning reinforcing structure of the single pier bridge.
In the figure: 1. a single pier; 2. reinforcing the buffer device; 3. a fixing device; 4. a support device; 5. an auxiliary supporting block; 6. a capping beam; 20. a buffer seat; 21. a spring damper; 22. a spring post; 23. a connecting seat; 24. a first mounting groove; 25. a clamping block; 26. a second mounting groove; 30. a fixing seat; 31. a high-strength anchor bolt; 32. anchor bolt grooves; 40. a support base; 41. a fixing groove; 42. and a third mounting groove.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-4, the transverse anti-overturning reinforcing structure of the single pier bridge comprises a single pier 1, wherein a supporting device 4 is arranged at the lower end of the single pier 1, auxiliary supporting blocks 5 are arranged at the front end, the left end, the rear end and the right end of the supporting device 4, a fixing device 3 is arranged at the upper part of the outer surface of the single pier 1, a capping beam 6 is arranged at the upper end of the single pier 1, the capping beam 6 is arranged at the upper end of the fixing device 3, and reinforcing buffer devices 2 are arranged at the left part of the upper end and the right part of the upper end of the capping beam 6.
The reinforcing buffer device 2 comprises a buffer seat 20 and a connecting seat 23, wherein a plurality of spring shock absorbers 21 are jointly arranged at one ends corresponding to the buffer seat 20 and the connecting seat 23, a spring column 22 is jointly arranged at the middle part of one ends corresponding to the buffer seat 20 and the connecting seat 23, a second mounting groove 26 is formed in the middle part of the upper end of the bent cap 6, a first mounting groove 24 is formed in the right part of the upper end of the bent cap 6, clamping blocks 25 are respectively arranged at the front part and the rear part of the upper end of the first mounting groove 24, and the buffer seat 20 is arranged at the right part of the upper end of the bent cap 6 through the first mounting groove 24; the two clamping blocks 25 are symmetrically distributed around the connecting seat 23; a plurality of spring dampers 21 are distributed in an annular array between the buffer seat 20 and the connection seat 23. The reinforcing buffer device 2 is provided with two, namely, the support is added on the additionally arranged bent cap 6 to be changed into a three-support type, the anti-overturning moment is increased, the problem that the single-column pier 1 is small in anti-overturning stability coefficient and easy to overturn under unbalanced load and heavy traffic is solved, and in addition, the buffer shock absorption is carried out through the plurality of spring shock absorbers 21 between the buffer seat 20 and the connecting seat 23, so that the stability of the single-column pier 1 is further improved.
The fixing device 3 comprises a fixing seat 30, a group of heights Jiang Maoshuan 31 are arranged at the front end of the fixing seat 30, an anchor bolt groove 32 is formed in the middle of the front end of the single pier 1, and the fixing seat 30 is arranged on the outer surface of the single pier 1 through a high-strength anchor bolt 31. The fixing base 30 is fixed at the lower end of the capping beam 6 on the single pier 1 by a high-strength anchor bolt 31, and further supports and fixes the capping beam 6.
The supporting device 4 comprises a supporting seat 40, a third mounting groove 42 is formed in the middle of the upper end of the supporting seat 40, two fixing grooves 41 are formed in the left part of the upper end of the supporting seat 40 and the right part of the upper end of the supporting seat 40, and the supporting seat 40 is mounted at the lower end of the single-column pier 1 through the third mounting groove 42. The auxiliary supporting block 5 carries out limit supporting on the supporting seat 40, so that the stability of the supporting seat 40 is further improved.
It should be noted that, the utility model is a transverse anti-overturning reinforcing structure of the single pier bridge, the fixing seat 30 on the fixing device 3 is fixed at the lower end of the bent cap 6 on the single pier 1 by the high strength anchor bolt 31, further support and fix the bent cap 6, meanwhile, the supporting seat 40 on the supporting device 4 is supported by the auxiliary supporting block 5 in a limiting manner, the stability of the supporting seat 40 is further improved, then the connecting seat 23 on the reinforcing buffer device 2 is connected with the bridge needing to be arranged, thereby completing the installation of the single pier 1, the reinforcing buffer device 2 is provided with two, and the added bent cap 6 is provided with two supports, so that the three supports are added, the anti-overturning moment is increased, the problem that the single pier 1 is small in anti-overturning stability coefficient, and easy to overturn under unbalanced load and heavy load traffic is solved, in addition, when the upper bridge is transmitted to the single pier 1 by vibration, the stability of the single pier 1 is further improved through the plurality of spring dampers 21 between the buffer seat 20 and the connecting seat 23, meanwhile, the design of the upper spring column 22 is also improved, the practical and the high-speed rebound resistance of the spring damper 21 is avoided.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Transverse anti-overturning reinforcing structure of single-column pier bridge comprises a single-column pier (1), and is characterized in that: support device (4) are installed to single pier (1) lower extreme, auxiliary support piece (5) are all installed to strutting arrangement (4) front end, left end, rear end and right-hand member, fixing device (3) are installed on single pier (1) surface upper portion, bent cap (6) are installed to single pier (1) upper end, bent cap (6) are installed in fixing device's (3) upper end, reinforcing buffer (2) are all installed to bent cap (6) upper end left part and upper end right part.
2. The single pier bridge transverse anti-overturning reinforcing structure of claim 1, wherein: the reinforcing buffer device (2) comprises a buffer seat (20) and a connecting seat (23), wherein a plurality of spring shock absorbers (21) are jointly installed at one ends corresponding to the buffer seat (20) and the connecting seat (23), a spring column (22) is jointly installed at one end middle part corresponding to the buffer seat (20) and the connecting seat (23), a second installation groove (26) is formed in the middle of the upper end of the bent cap (6), a first installation groove (24) is formed in the right portion of the upper end of the bent cap (6), clamping blocks (25) are respectively installed at the front portion of the upper end and the rear portion of the upper end of the first installation groove (24), and the buffer seat (20) is installed at the right portion of the upper end of the bent cap (6) through the first installation groove (24).
3. The single pier bridge transverse anti-overturning reinforcing structure of claim 1, wherein: fixing device (3) are including fixing base (30), a set of high Jiang Maoshuan (31) are installed to fixing base (30) front end, there is crab-bolt groove (32) in single pier (1) front end middle part opening, fixing base (30) are installed on single pier (1) surface through high strength crab-bolt (31).
4. The single pier bridge transverse anti-overturning reinforcing structure of claim 1, wherein: the supporting device (4) comprises a supporting seat (40), a third mounting groove (42) is formed in the middle of the upper end of the supporting seat (40), two fixing grooves (41) are formed in the left part of the upper end of the supporting seat (40) and the right part of the upper end of the supporting seat, and the supporting seat (40) is mounted at the lower end of the single pier (1) through the third mounting groove (42).
5. The single pier bridge transverse anti-overturning reinforcing structure of claim 2, wherein: the two clamping blocks (25) are symmetrically distributed around the connecting seat (23).
6. The single pier bridge transverse anti-overturning reinforcing structure of claim 2, wherein: the spring shock absorbers (21) are distributed between the buffer seat (20) and the connecting seat (23) in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321896457.6U CN220643906U (en) | 2023-07-19 | 2023-07-19 | Transverse anti-overturning reinforcing structure for single-pier bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321896457.6U CN220643906U (en) | 2023-07-19 | 2023-07-19 | Transverse anti-overturning reinforcing structure for single-pier bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220643906U true CN220643906U (en) | 2024-03-22 |
Family
ID=90262577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321896457.6U Active CN220643906U (en) | 2023-07-19 | 2023-07-19 | Transverse anti-overturning reinforcing structure for single-pier bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220643906U (en) |
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2023
- 2023-07-19 CN CN202321896457.6U patent/CN220643906U/en active Active
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