CN217733634U - Road bridge changeover portion structure - Google Patents
Road bridge changeover portion structure Download PDFInfo
- Publication number
- CN217733634U CN217733634U CN202221796101.0U CN202221796101U CN217733634U CN 217733634 U CN217733634 U CN 217733634U CN 202221796101 U CN202221796101 U CN 202221796101U CN 217733634 U CN217733634 U CN 217733634U
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- Prior art keywords
- road
- bridge
- road bed
- thick bamboo
- section
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- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 18
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 18
- 241001330002 Bambuseae Species 0.000 claims abstract description 18
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 18
- 239000011425 bamboo Substances 0.000 claims abstract description 18
- 230000007704 transition Effects 0.000 claims description 16
- 238000005266 casting Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model relates to a road bridge changeover portion technical field discloses a road bridge changeover portion structure, including the road bed, the road bed is provided with the abutment, abutment top fixed mounting has the plummer, the bridge floor has been laid at the plummer top, plummer one side fixed mounting has the connecting seat, connecting seat avris fixed mounting has the cab apron, road bed top one end is provided with the tamping layer, it has the section of thick bamboo of pouring that the multiunit equidistance distributes to peg graft in the tamping layer top. The utility model discloses pour a section of thick bamboo when road bed upside right-hand member through the pile driver with the multiunit and peg graft in the road bed to guarantee that every group pours a section of thick bamboo up end and is less than the plummer up end, pour a large amount of concrete placement through the concrete placement machine in a section of thick bamboo, guaranteed that the road bed appears by the rainwash landslide when, the multiunit is pour a section of thick bamboo and still can be supported crossing the cab apron, avoids road bed and bridge floor fracture phenomenon to appear, leads to the unable normal driving of bridge floor.
Description
Technical Field
The utility model relates to a road bridge changeover portion technical field specifically is a road bridge changeover portion structure.
Background
At present, the transition section is a section which needs special treatment when the roadbed is connected with a structure and the like; the method is the key for controlling the uneven settlement of the roadbed, and the sudden change of the vertical rigidity of the track can be caused due to the different rigidity of two structures, so that a transition section with a certain length must be arranged between the roadbed and the bridge, the rigidity of the track is gradually changed, and the settlement difference between roads and bridges is reduced to the maximum extent.
And traditional road bridge changeover portion way all is installed at the road bed upside, and when the road bed appeared by the rainwater erode landslide, the road bridge changeover portion took place the vacancy because bottom side road bed earth runs off very easily to take place the road bridge changeover portion fracture, lead to the road bridge to go, consequently, we propose a road bridge changeover portion structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a road bridge changeover portion structure has solved the problem that proposes among the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a road bridge changeover portion structure, includes the road bed, the road bed is provided with the abutment, abutment top fixed mounting has the plummer, the bridge floor has been laid at the plummer top, plummer one side fixed mounting has the connecting seat, connecting seat avris fixed mounting has the cab apron, road bed top one end is provided with the layer of ramming, it has the section of thick bamboo of pouring that the multiunit equidistance distributes to peg graft in the layer top of ramming.
As an alternative of the technical scheme of the application, a concrete layer is laid on the top of the tamping layer.
As an alternative of this application technical scheme, the concrete layer top with the plummer top is the coplanar, the bridge floor top with the cab apron top is the coplanar.
As an optional scheme of the technical scheme, concrete is poured in each group of pouring cylinders.
As an alternative scheme of this application technical scheme, every group pour a section of thick bamboo top all fixedly connected with holding ring, every group the holding ring outside all is pegged graft and is had the locating pin of multiunit equidistance distribution.
As an alternative scheme of this application technical scheme, road bed one side top is pegged graft and is had the bolt that the multiunit equidistance distributes, every group the locating connector is all installed to the bolt opposite side, every group the locating connector all installs in abutment one side.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses pour a section of thick bamboo when road bed upside right-hand member through the pile driver with the multiunit and peg graft in the road bed to guarantee that every group pours a section of thick bamboo up end and is less than the plummer up end, pour a large amount of concrete placement through the concrete placement machine in a section of thick bamboo, guaranteed that the road bed appears by the rainwash landslide when, the multiunit is pour a section of thick bamboo and still can be supported crossing the cab apron, avoids road bed and bridge floor fracture phenomenon to appear, leads to the unable normal driving of bridge floor.
2. The utility model discloses owing to peg graft on road bed one side top and have the bolt opposite side that the multiunit equidistance distributes and all install the attach fitting, and every group attach fitting all installs on the abutment right side, when the road bed appears by the rainwash landslide, the multiunit bolt of cooperation abutment right side installation can further consolidate the stability of road bed.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the overall structure of a transition section structure of a road bridge of the present invention;
fig. 2 is the positioning ring structure diagram of a road bridge transition section structure of the present invention.
In the figure: 1. a roadbed; 2. an abutment; 3. a bearing table; 4. a bridge deck; 5. a connecting seat; 6. a transition plate; 7. tamping the layer; 8. casting the cylinder; 9. a concrete layer; 10. a positioning ring; 11. positioning pins; 12. a bolt; 13. and (5) positioning the joint.
Detailed Description
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a road bridge changeover portion structure, includes road bed 1, road bed 1 is provided with abutment 2, 2 top fixed mounting of abutment have plummer 3, bridge floor 4 has been laid at 3 tops of plummer, 3 one side fixed mounting of plummer have connecting seat 5, 5 avris fixed mounting of connecting seat have a cab apron 6, 1 top one end of road bed is provided with tamp layer 7, it has a section of thick bamboo 8 of pouring that the multiunit equidistance distributes to peg graft at 7 tops on tamp layer.
In this kind of technical scheme, through road bed 1, abutment 2, plummer 3, bridge floor 4, connecting seat 5, cross cab apron 6, tamp layer 7 and pour a section of thick bamboo 8, pour a section of thick bamboo 8 to peg graft the multiunit through the pile driver in road bed 1 when 1 upside right-hand member of road bed, and guarantee that 8 up end of pouring a section of thick bamboo of every group is less than the 3 up end of plummer, pour a large amount of concrete in pouring a section of thick bamboo 8 through the concrete pouring machine, when having guaranteed that road bed 1 appears being washed out the landslide by the rainwater, multiunit is pour a section of thick bamboo 8 and still can support cross cab apron 6, avoid road bed 1 and bridge floor 4 to appear the phenomenon of splitting, lead to the unable normal driving of bridge floor 4.
In some solutions, as shown in fig. 1, a concrete layer 9 is laid on top of the rammed layer 7.
In the technical scheme, the upper surface of the roadbed is flush with the upper surface of the bearing platform 3, and each group of pouring cylinders 8 is reinforced.
In some technical solutions, as shown in fig. 1, the top end of the concrete layer 9 and the top end of the plummer 3 are in the same plane, and the top end of the bridge deck 4 and the top end of the transition plate 6 are in the same plane.
In the technical scheme, the transition plate 6 is ensured to be in the same plane with the bridge deck 4 when being installed.
In some technical solutions, as shown in fig. 1, concrete is poured into each group of the pouring cylinders 8.
In this solution, the firmness and temperature of the upper side of the foundation 1 are strengthened.
In some technical solutions, as shown in fig. 2, each group of the top ends of the pouring cylinders 8 is fixedly connected with a positioning ring 10, and a plurality of groups of positioning pins 11 are inserted in the outer side of each group of the positioning rings 10 and are distributed equidistantly.
In this solution, after the positioning pin 11 positions the casting cylinder 8 on the upper side of the concrete layer 9, the firmness of the casting cylinder 8 is processed.
In some technical solutions, as shown in fig. 1, a plurality of sets of bolts 12 are inserted into the top end of one side of the roadbed 1, each set of bolts 12 is provided with a positioning joint 13 on the other side, and each set of positioning joints 13 is provided on one side of the bridge abutment 2.
In the technical scheme, when the roadbed 1 is subjected to rainwater washing and landslide, the stability of the roadbed 1 can be further reinforced by matching with a plurality of groups of bolts 12 arranged on the right side of the abutment 2.
When a road bridge changeover portion structure is used, what need explain is, the utility model relates to a road bridge changeover portion structure, each part is general standard component or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.
When the device is used, a plurality of groups of pouring cylinders 8 are inserted into the roadbed 1 through a pile driver at the right end of the upper side of the roadbed 1, the bridge deck 4, the connecting seats 5, the transition plates 6, the tamping layers 7 and the pouring cylinders 8 ensure that the upper end surfaces of each group of pouring cylinders 8 are lower than the upper end surfaces of the bearing platforms 3, a large amount of concrete is poured into the pouring cylinders 8 through a concrete pouring machine, so that when the roadbed 1 is guaranteed to slide on a rainwater-washed slope, the transition plates 6 can still be supported by the groups of pouring cylinders 8, the phenomenon that the roadbed 1 and the bridge deck 4 are broken is avoided, the bridge deck 4 cannot normally run, and meanwhile, because the positioning joints 13 are installed on the other sides of a plurality of groups of equidistantly-distributed bolts 12 inserted into the upper end of the left side of the roadbed 1, and each group of positioning joints 13 is installed on the right side of the bridge deck 2, when the roadbed 1 slides on the rainwater-washed slope, the plurality of groups of bolts 12 installed on the right side of the bridge deck 2 are matched, and the roadbed 1, the stability of the roadbed 1 can be further strengthened.
Claims (6)
1. The utility model provides a road bridge changeover portion structure, includes road bed (1), its characterized in that: the roadbed (1) is provided with an abutment (2), the top of the abutment (2) is fixedly provided with a bearing platform (3), the top of the bearing platform (3) is paved with a bridge deck (4), one side of the bearing platform (3) is fixedly provided with a connecting seat (5), and the side of the connecting seat (5) is fixedly provided with a transition plate (6);
roadbed (1) top one end is provided with tamp layer (7), it has a section of thick bamboo (8) of pouring that the multiunit equidistance distributes to peg graft at tamp layer (7) top.
2. A road bridge transition section structure according to claim 1, wherein: and a concrete layer (9) is laid on the top of the tamping layer (7).
3. A road-bridge transition section structure according to claim 2, wherein: the top end of the concrete layer (9) and the top end of the bearing table (3) are in the same plane, and the top end of the bridge deck (4) and the top end of the transition plate (6) are in the same plane.
4. A road-bridge transition section structure according to claim 1, wherein: concrete is poured in each group of pouring cylinders (8).
5. A road bridge transition section structure according to claim 1, wherein: each group of the pouring cylinder (8) is fixedly connected with a positioning ring (10) at the top end, and a plurality of groups of positioning pins (11) which are distributed at equal intervals are inserted into the outer side of each positioning ring (10).
6. A road-bridge transition section structure according to claim 1, wherein: roadbed (1) one side top is pegged graft and is had bolt (12) that the multiunit equidistance distributes, every group bolt (12) opposite side all installs positioning joint (13), every group positioning joint (13) are all installed in abutment (2) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221796101.0U CN217733634U (en) | 2022-07-13 | 2022-07-13 | Road bridge changeover portion structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221796101.0U CN217733634U (en) | 2022-07-13 | 2022-07-13 | Road bridge changeover portion structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217733634U true CN217733634U (en) | 2022-11-04 |
Family
ID=83843573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221796101.0U Expired - Fee Related CN217733634U (en) | 2022-07-13 | 2022-07-13 | Road bridge changeover portion structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217733634U (en) |
-
2022
- 2022-07-13 CN CN202221796101.0U patent/CN217733634U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221104 |