CN206090408U - Improve protection level's two crossbeam combined type guard bar of road bed section - Google Patents
Improve protection level's two crossbeam combined type guard bar of road bed section Download PDFInfo
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- CN206090408U CN206090408U CN201620988022.8U CN201620988022U CN206090408U CN 206090408 U CN206090408 U CN 206090408U CN 201620988022 U CN201620988022 U CN 201620988022U CN 206090408 U CN206090408 U CN 206090408U
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- concrete
- concrete foundation
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- pedestal
- type guard
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Abstract
The utility model provides an improve protection level's two crossbeam combined type guard bar of road bed section can help ensureing road bed roadside guardrail protective capacities, is applicable to the expressway subgrade section, especially is applicable to the high protection level's of dirt road shoulder requirement includes upper steel construction and lower part concrete structure, its characterized in that of, lower part concrete structure includes concrete foundation and concrete foundation, concrete foundation's top surface is connected upper steel construction, concrete foundation's bottom surface is connected concrete foundation, concrete foundation adopts seat formula concrete foundation or stake formula concrete foundation, the two crossbeam structures of upper steel construction for supporting through the stand, entablature in two crossbeam structures is located the top of stand, bottom end rail in two crossbeam structures is located the middle part of stand.
Description
Technical field
The utility model is related to the traffic safety protection technology in roadbed high-risk section, particularly a kind of to improve degree of protection
The double crossbeam combined type guard bar of roadbed section, can aid in guarantees roadbed roadside barrier protective capacities, it is adaptable to highway road
Base segment, is particularly suitable for the requirement of the high-protection level of earth shoulder.
Background technology
With the Large scale construction of mountainous area highway, the roadbed high-risk such as trackside high gradient slope section increases year by year, this
The traffic safety problem in a little sections becomes increasingly conspicuous.The inventors discovered that, compared with actual security protection demand, existing guardrail
Protective capacities is not enough, protects the standard comparing of energy low, there is severe compromise, is particularly not applied for earth shoulder.It is existing
There are the combined type guard bar in technology, including steel superstructure and bottom xoncrete structure, the top surface connection of bottom xoncrete structure
Steel superstructure, the bottom surface of bottom xoncrete structure is shelved and is embedded in bridge deck structure, if being applied to the high-risk road of earth shoulder
Section trackside, then lack and stablize firm basis, it is difficult to meet the requirement of high-protection level.
Utility model content
The utility model is for defect or deficiency present in prior art, there is provided a kind of roadbed section of raising degree of protection
Double crossbeam combined type guard bars, can aid in guarantees roadbed roadside barrier protective capacities, it is adaptable to express highway roadbed section, especially
Apply to the requirement of the high-protection level of earth shoulder.
The technical solution of the utility model is as follows：
A kind of roadbed section for improving degree of protection pair crossbeam combined type guard bar, including steel superstructure and bottom concrete knot
Structure, it is characterised in that the bottom xoncrete structure includes concrete pedestal and concrete foundation, the top of the concrete pedestal
Face connects the steel superstructure, and the bottom surface of the concrete pedestal connects the concrete foundation, and the concrete foundation is adopted
With chair type concrete foundation or pile-column concrete foundation, the steel superstructure is to be tied by double crossbeams of upright supports
Structure, the entablature in described pair of beam structure is located at the top of the column, and the sill in described pair of beam structure is located at institute
State the middle part of column.
The chair type concrete foundation has accumbency portion and rise part, and the rise part is located at accumbency portion one end
Lower section, the top of the accumbency portion other end connects the bottom surface of the concrete pedestal.
The top surface in accumbency portion connects with the bottom surface of road surface structare layer.
The inner side of the concrete pedestal is that F types are domatic.
The bottom of the concrete pedestal is pedestal embedded division, and the pedestal embedded division is embedded in road surface structare layer from road surface
Bottom surface.
The top surface of the concrete pedestal is fixedly connected the steel superstructure by pedestal attachment structure.
The pile-column concrete foundation includes some stakes being spaced apart along road length direction.
The top of the stake connects the bottom surface of the concrete pedestal.
Technique effect of the present utility model is as follows：A kind of double crossbeam combinations of roadbed section for improving degree of protection of the utility model
Formula guardrail, increased chair type concrete foundation or pile foundation, go for the double crossbeam combined type guard bars of high-protection level
Earth shoulder, and by improving the structure improvement such as steel superstructure height protection energy can be made to bring up to from original 630kJ
640kJ, and meet existing《Highway barrier security performance evaluation standard》(JTG B05-01-2013), degree of protection reaches HB
Level.The utility model goes for roadbed high-risk section, improves roadbed high-risk section safety protection level.With mountain area
The roadbed high-risk such as the Large scale construction of highway, trackside high gradient slope section increases year by year, therefore the utility model will have
Wide popularizing application prospect.
Description of the drawings
Fig. 1 is the structural representation for implementing a kind of double crossbeam combined type guard bars of roadbed section for improving degree of protection of the utility model
Figure.It is chair type concrete foundation in Fig. 1.
Fig. 2 is the schematic side view of Fig. 1.
Fig. 3 is another kind of knot for implementing a kind of double crossbeam combined type guard bars of roadbed section for improving degree of protection of the utility model
Structure schematic diagram.It is pile-column concrete foundation in Fig. 2.
Reference lists as follows：1- steel superstructures；2- columns；3- pedestal attachment structures；4- entablatures；5- road surfaces；
6- bottoms xoncrete structure；7- rise parts；8- accumbency portion；9- road surface structare layers；10- pedestal embedded divisions；11-F types are domatic；12-
Concrete pedestal；13- concrete foundations；14- sills；15- pile-column concrete foundations.
Specific embodiment
Below in conjunction with the accompanying drawings (Fig. 1-Fig. 3) is illustrated to the utility model.
Fig. 1 is the structural representation for implementing a kind of double crossbeam combined type guard bars of roadbed section for improving degree of protection of the utility model
Figure.It is chair type concrete foundation in Fig. 1.Fig. 2 is the schematic side view of Fig. 1.Fig. 3 is to implement a kind of raising of the utility model to prevent
Another kind of structural representation of the double crossbeam combined type guard bars of roadbed section of shield grade.It is pile-column concrete foundation in Fig. 2.As schemed
Shown in 1 to Fig. 3, a kind of roadbed section for improving degree of protection pair crossbeam combined type guard bar, including steel superstructure 1 and bottom coagulation
Soil structure 6, it is characterised in that the bottom xoncrete structure 6 includes concrete pedestal 12 and concrete foundation 13, the coagulation
The top surface of soil matrix seat 12 connects the steel superstructure 1, and the bottom surface of the concrete pedestal 12 connects the concrete foundation 13,
Using chair type concrete foundation or pile-column concrete foundation 15, the steel superstructure 1 is logical to the concrete foundation 13
Double beam structures of the support of column 2 are crossed, the entablature 4 in described pair of beam structure is located at the top of the column 2, described double horizontal
Sill 14 in girder construction is located at the middle part of the column 2.The chair type concrete foundation has accumbency portion 8 and rise part
7, the rise part 7 is located at the lower section of described one end of accumbency portion 8, and the top of the other end of accumbency portion 8 connects the concrete
The bottom surface of pedestal 12.The top surface in the accumbency portion 8 connects with the bottom surface of road surface structare layer 9.The inner side of the concrete pedestal 12
For F types domatic 11.The bottom of the concrete pedestal 12 is pedestal embedded division 10, and the pedestal embedded division 10 is embedded from road surface 5
To the bottom surface of road surface structare layer 9.The top surface of the concrete pedestal 12 is fixedly connected the upper steel by pedestal attachment structure 3
Structure 1.
The pile-column concrete foundation 15 includes some stakes being spaced apart along road length direction.The top connection of the stake
The bottom surface of the concrete pedestal 12.
The utility model increased chair type concrete foundation or pile foundation, make the double crossbeam combined type guard bars of high-protection level
Go for earth shoulder, and protection energy is made from original 630kJ by improving the structure improvement such as steel superstructure height
640kJ is brought up to, and meets existing《Highway barrier security performance evaluation standard》(JTG B05-01-2013), degree of protection reaches
To HB levels.The utility model can be improved by improving structure height etc. so as to which degree of protection reaches existing《Highway barrier safety
Performance evaluation criterion》(JTG B05-01-2013) specify HB levels, protect energy 640kJ.And by arranging chair type concrete
Basis or pile foundation, make the utility model go for roadbed high-risk section, improve the section security protection of roadbed high-risk
Level.With the Large scale construction of mountainous area highway, the roadbed high-risk such as trackside high gradient slope section increases year by year, therefore this
Utility model will have wide popularizing application prospect.
It is hereby stated that, it is described above to contribute to skilled artisan understands that the invention, but not limit the present invention
The protection domain of creation.It is any equivalent described above, modification are improved without departing from the invention flesh and blood
And/or the enforcement deleted numerous conforming to the principle of simplicity and carry out, each fall within the protection domain of the invention.
Claims (8)
1. a kind of double crossbeam combined type guard bars of roadbed section for improving degree of protection, including steel superstructure and bottom concrete knot
Structure, it is characterised in that the bottom xoncrete structure includes concrete pedestal and concrete foundation, the top of the concrete pedestal
Face connects the steel superstructure, and the bottom surface of the concrete pedestal connects the concrete foundation, and the concrete foundation is adopted
With chair type concrete foundation or pile-column concrete foundation, the steel superstructure is to be tied by double crossbeams of upright supports
Structure, the entablature in described pair of beam structure is located at the top of the column, and the sill in described pair of beam structure is located at institute
State the middle part of column.
2. the double crossbeam combined type guard bar of the roadbed section for improving degree of protection according to claim 1, it is characterised in that described
Chair type concrete foundation has accumbency portion and rise part, and the rise part is located at the lower section of accumbency portion one end, the horizontal stroke
The top of sleeping portion's other end connects the bottom surface of the concrete pedestal.
3. the double crossbeam combined type guard bar of the roadbed section for improving degree of protection according to claim 2, it is characterised in that described
The top surface in accumbency portion connects with the bottom surface of road surface structare layer.
4. the double crossbeam combined type guard bar of the roadbed section for improving degree of protection according to claim 1, it is characterised in that described
The inner side of concrete pedestal is that F types are domatic.
5. the double crossbeam combined type guard bar of the roadbed section for improving degree of protection according to claim 1, it is characterised in that described
The bottom of concrete pedestal is pedestal embedded division, and the pedestal embedded division is embedded in the bottom surface of road surface structare layer from road surface.
6. the double crossbeam combined type guard bar of the roadbed section for improving degree of protection according to claim 1, it is characterised in that described
The top surface of concrete pedestal is fixedly connected the steel superstructure by pedestal attachment structure.
7. the double crossbeam combined type guard bar of the roadbed section for improving degree of protection according to claim 1, it is characterised in that described
Pile-column concrete foundation includes some stakes being spaced apart along road length direction.
8. the double crossbeam combined type guard bar of the roadbed section for improving degree of protection according to claim 7, it is characterised in that described
The top of stake connects the bottom surface of the concrete pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620988022.8U CN206090408U (en) | 2016-08-30 | 2016-08-30 | Improve protection level's two crossbeam combined type guard bar of road bed section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620988022.8U CN206090408U (en) | 2016-08-30 | 2016-08-30 | Improve protection level's two crossbeam combined type guard bar of road bed section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206090408U true CN206090408U (en) | 2017-04-12 |
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ID=58477065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620988022.8U Active CN206090408U (en) | 2016-08-30 | 2016-08-30 | Improve protection level's two crossbeam combined type guard bar of road bed section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206090408U (en) |
-
2016
- 2016-08-30 CN CN201620988022.8U patent/CN206090408U/en active Active
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