CN203270482U - Security structure of highway - Google Patents
Security structure of highway Download PDFInfo
- Publication number
- CN203270482U CN203270482U CN2013202449497U CN201320244949U CN203270482U CN 203270482 U CN203270482 U CN 203270482U CN 2013202449497 U CN2013202449497 U CN 2013202449497U CN 201320244949 U CN201320244949 U CN 201320244949U CN 203270482 U CN203270482 U CN 203270482U
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Abstract
The utility model discloses a security structure of a highway, which comprises a guardrail and a soil guardrail, wherein the guardrail extends along the highway; the soil guardrail extends along the highway, is positioned on the outer side of the guardrail, and is used for transplanting plants; the guardrail is an FRP (Fiber Reinforce Plastic) guardrail; the soil guardrail is formed in such a way that earth is filled in an FRP grid net cage. Two longitudinal blind ditches are formed in two sides of the bottom of the soil guardrail in the extending direction of the soil guardrail, and are communicated with outer side edges of a high-filled embankment through a transverse blind ditch in the bottom of the soil guardrail; curbs and a water stop are arranged at the bottom of one side, far from the highway, of the soil guardrail. The security structure of the highway has high traffic safety, and is good in flexible protection effect and impact energy dissipation effect, the primary security is achieved through the FRP guardrail on a road side, the secondary security is achieved through the soil guardrail, the tertiary security is achieved through small bushes and large arbors, and the traffic safety is improved greatly.
Description
Technical field
The utility model relates to technical field of civil engineering, more particularly, relates to a kind of highway security structure.
Background technology
The security structure of speedway and Class I highway often adopts reinforced concrete wall formula anticollision barrier or irony corrugated guardrail.Secondary and reinforced concrete wall formula anticollision barrier or irony corrugated guardrail be set in the hazardous location to get down the highway, general highway section be without guardrail, but alarm column or caution mound can be set.
Major defect or the deficiency of prior art show:
(1) adopt reinforced concrete wall formula anticollision barrier, because the rigidity of guardrail is larger, flexibility and effect of energy dissipation are poor, if vehicle collision, the damage to vehicle is larger.
(2) the irony corrugated guardrail is better to the crashproof effect of car, but not enough to motorbus and truck crashworthiness, and most traffic accident crashworthinesses lost efficacy when motorbus and truck overloading.
(3) embankment highway section, prior art anticollision barrier are arranged on the retaining wall edge, and retaining wall mostly is steep cliff or high slope outward, when retaining wall is higher, in case crashworthiness lost efficacy larger traffic accident can occur, cause loss larger.
(4) secondary and with the general highway section of getting down the highway without guardrail, but alarm column or caution mound are set, its crashworthiness is relatively poor, and larger potential safety hazard is arranged.And after both sides of highway arranged outside gutter, the highway land of 2 meters left and right, the outside gutter outside was not fully integrated and is utilized to improve travel safety.
In sum, how to provide that a kind of traffic safety performance is high, flexible protective clashes into the good highway security structure of effect of energy dissipation, is present those skilled in the art's urgent problem.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of highway security structure, and it is good that the traffic safety performance of this highway security structure is high, flexible protective clashes into effect of energy dissipation.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of highway security structure comprises the guardrail that extends along highway and the soil property guardrail of planting plant of being used for that is positioned at the described guardrail outside that extends along highway,
Described guardrail is the FRP guardrail;
Described soil property guardrail is by the formation of banketing in FRP grid net cage inside, and the two bottom sides of described soil property guardrail is provided with along vertical french drain of described soil property guardrail bearing of trend, and the horizontal french drain of the bottom of the vertical french drain of twice by being positioned at described soil property guardrail is communicated with the outside gutter of highway outside embankment embankment, and the bottom away from a side of highway of described soil property guardrail also is provided with along road kerb and the waterstop of described soil property guardrail bearing of trend.
Preferably, the end face of described soil property guardrail the first green area of comprising the level that arranges along its bearing of trend be connected the second downward-sloping green area and the 3rd green area that is connected with the both sides of described the first green area.
Preferably, the width of described soil property guardrail is 2.5m-3m, and the difference in height away from described the first edge, green area of the first green area and the second green area is 0.8m-1.2m.
Preferably, described soil property guardrail is 4m along the length that highway extends, and the two ends of soil property guardrail are provided with construction joint.
Preferably, described FRP grid case comprises a FRP bottom surface grid of arranged superposed and the 2nd FRP bottom surface grid, FRP side grid, FRP end face grid and the horizontal grid of FRP, the horizontal grid of wherein said FRP arranges perpendicular to described the 2nd FRP bottom surface grid, and the horizontal grid of described FRP and described the 2nd FRP bottom surface grid are connected to form FRP grid skeleton by epoxide-resin glue and FRP cloth.
Preferably, the quantity of the horizontal grid of described FRP is a plurality of and arranges along the bearing of trend of described soil property guardrail, and the spacing of two adjacent horizontal grids of described FRP is consistent with the bearing of trend mesh spacing along described soil property guardrail of described the 2nd FRP bottom surface grid.
Preferably, the mesh spacing of described the 2nd FRP bottom surface grid and the horizontal grid of FRP is 80 centimetres to 100 centimetres, and a described FRP bottom surface grid, FRP side grid and FRP end face grid mesh spacing are 3 millimeters to 5 millimeters.
Preferably, described FRP guardrail comprises:
Be arranged on the highway limit a plurality of vertical FRP fence upright with are connected and the FRP horizontal bar that is parallel to each other that with described FRP fence upright be connected horizontally disposed along the highway bearing of trend, spacing between two adjacent described FRP fence uprights is 4 meters, spacing between 2 FRP horizontal bars is 40 centimetres, and the FRP horizontal bar is specially the FRP pipe of 20 centimetres of diameters.
The highway security structure that the utility model provides, comprise the guardrail that extends along highway and the soil property guardrail of planting plant of being used for that is positioned at the described guardrail outside that extends along highway, wherein guardrail is FRP(Fiber Reinforced Polymer, glass fiber reinforced plastic) guardrail; The soil property guardrail is by the formation of banketing in FRP grid net cage inside, and the two bottom sides of soil property guardrail is provided with along vertical french drain of soil property guardrail bearing of trend, and the horizontal french drain of the bottom of the vertical french drain of twice by being positioned at the soil property guardrail and being communicated with the outside gutter of highway outside embankment embankment, and the side bottom away from highway of soil property guardrail also is provided with along road kerb and the waterstop of soil property guardrail bearing of trend.Wherein the FRP guardrail is the guardrail of glass steel material, the net cage that FRP grid net cage namely is connected firmly and is formed by the grid of multi-disc glass steel material.Waterstop is the boss higher than the inboard that arranges along soil property guardrail bearing of trend, and it can prevent that sealing directly flows to the embankment embankment from the edge of soil property guardrail, and allows water flow out from the outer side edges ditch.Wherein road kerb and waterstop can be the ladder platform, and a higher side is away from highway.
The security structure of the highway that the utility model provides can form multistage protection, and its traffic safety is high.At first can realize the one-level security by trackside FRP guardrail, realize the secondary security by the FRP grid net cage inside soil property guardrail that forms that bankets, plant the little tree shrub and set greatly arbor and realize three grades of securities by planting on the soil property guardrail, greatly improve the traffic accident safety, compared flexible protective shock effect of energy dissipation with concrete highway security structure good.
Compare with prior art, the main beneficial effect of the highway security structure that the utility model provides is:
(1) the multistage protection traffic safety is high.Can realize the one-level security by trackside FRP guardrail, realize the secondary security by the FRP grid net cage inside soil property guardrail that forms that bankets, plant the little tree shrub and large tree arbor is realized three grades of securities by planting on the soil property guardrail, greatly improve the traffic accident safety.
(2) the banket soil property guardrail that forms and plant the little tree shrub of cultivation and set greatly arbor etc. on the soil property guardrail and form the flexible protective structure of the FRP guardrail of trackside, FRP grid net cage inside, it is good than the security structure of concrete form that it clashes into effect of energy dissipation.
(3) the soil property guardrail is banketed by FRP grid net cage inside and forms, FRP grid net cage is connected firmly by a FRP bottom surface grid, the 2nd FRP bottom surface grid, the horizontal grid of FRP, FRP side grid and FRP end face grid and forms, and native land matter guardrail has the impact resistant capability larger than the general soil body.
(4) the crashproof and wood of planting trees on the soil property guardrail of FRP guard bar structure clashes into preventing, namely structure and ecological crashproof combining, both economical and practical, beautified again territory, road environment.
(5) adopt the method that factory makes and on-the-spot spelling is constructed and combined, can accelerate speed of application.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the highway security structure that Fig. 1 provides for the utility model embodiment;
Fig. 2 is along the sectional view of A-A cutting line in Fig. 1;
Fig. 3 is along the sectional view of B-B cutting line in Fig. 2;
Fig. 4 is along the sectional view of C-C cutting line in Fig. 2;
Fig. 5 is the cross-sectional view of the security structure after installation FRP grid skeleton;
Fig. 6 is the cross-sectional view of the security structure after horizontal blind ditch construction is completed;
Fig. 7 is the top view of FRP grid skeleton;
Fig. 8 is along the sectional view of D-D cutting line in Fig. 7;
Fig. 9 is the top view after the 2nd FRP bottom surface grid laying is completed;
Figure 10 is the lateral view of FRP side grid.
In accompanying drawing, mark is as follows:
Gutter outside the steady layer of 1-FRP guardrail, the large tree of 2-arbor, 3-little tree shrub, 4-water, 5-vegetation, the vertical french drain of 6-, 7-soil property guardrail, the embankment of 8-embankment, 9-waterstop, 10-, the horizontal french drain of 11-, 70-the 2nd FRP bottom surface grid, the horizontal grid of 71-FRP, 72-the one FRP bottom surface grid, 73-FRP end face grid, 74-FRP side grid.
The specific embodiment
The purpose of this utility model is to provide a kind of highway security structure, and it is good that the traffic safety performance of this highway security structure is high, flexible protective clashes into effect of energy dissipation.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1-Figure 10, the highway security structure that the utility model embodiment provides, comprise the guardrail that extends along highway and the soil property guardrail 7 of planting plant of being used for that is positioned at the described guardrail outside that extends along highway, wherein guardrail is FRP(Fiber Reinforced Polymer, glass fiber reinforced plastic) guardrail 1; Soil property guardrail 7 is by the formation of banketing in FRP grid net cage inside, and the two bottom sides of soil property guardrail 7 is provided with along vertical french drain 6 of soil property guardrail 7 bearing of trends, and the horizontal french drain 11 of the bottom of the vertical french drain 6 of twice by being positioned at soil property guardrail 7 and the outside gutter of outside embankment embankment 8 10 are communicated with, and the side bottom away from highway of soil property guardrail 7 also is provided with road kerb and waterstop 9 along soil property guardrail 7 bearing of trends.Wherein FRP guardrail 1 is the guardrail of glass steel material, the net cage that FRP grid net cage namely is connected firmly and is formed by the grid of multi-disc glass steel material.Road kerb and waterstop 9 are the boss higher than the inboard that arranges along soil property guardrail 7 bearing of trends, and it can prevent that sealing directly flows to embankment embankment 8 from the edge of soil property guardrail 7, and allow water flow out from outside gutter 10.Wherein road kerb and waterstop 9 can be the ladder platform, and a higher side is away from highway.
The security structure of the highway that the utility model embodiment provides can form multistage protection, and its traffic safety is high.At first can realize the one-level security by trackside FRP guardrail 1, realize the secondary security by the FRP grid net cage inside soil property guardrail 7 that forms that bankets, plant little tree shrub 3 and set greatly arbor 2 and realize three grades of securities by planting on soil property guardrail 7, greatly improve the traffic accident safety, compared flexible protective shock effect of energy dissipation with concrete highway security structure good.
Wherein, the first green area that the end face of soil property guardrail 7 comprises level be connected the second downward-sloping green area and the 3rd green area that is connected with the both sides of the first green area, namely all along the bearing of trend setting of soil property guardrail 7, the cross section of the green area of the end face of soil property guardrail 7 is trapezium structure the first green area, the second green area and the 3rd green area.Wherein can be in the first green area plantation little tree shrub 3, the the second large tree of green area plantation arbor 2 away from highway, the tree that described the second large tree of green area plantation arbor 2 grows up to the first green area after rear ratio grows up to is large, and vegetation 5, for example turf all can be planted in the first green area, the second green area and the 3rd green area.So not only improved the traffic accident safety, can also greening environment.
In addition, the width of soil property guardrail 7 can be 2.5m-3m, and the difference in height away from the first edge, green area of the first green area and the second green area is 0.8m-1.2m.Soil property guardrail 7 can be 4m along the length that highway extends, and at two ends, constuction joint can be set.Wherein, the every 8m of direction that the outside gutter 10 of soil property guardrail 7 extends along highway establishes together, and the both sides of soil property guardrail 7 broad ways arrange vertical french drain 6.Wherein the length direction of soil property guardrail 7 is the direction of extending along highway, and width is the direction perpendicular to highway.
Wherein, FRP grid net cage can comprise a FRP bottom surface grid 72, the 2nd FRP bottom surface grid 70, FRP side grid 74, FRP end face grid 73 and the horizontal grid 71 of FRP, wherein the horizontal grid 71 of FRP arranges perpendicular to the 2nd FRP bottom surface grid 70, and the horizontal grid 71 of FRP is connected with FRP cloth by epoxide-resin glue with the 2nd FRP bottom surface grid 70.Namely a FRP bottom surface grid, FRP side grid 74, FRP end face grid 73 and the horizontal grid 71 of FRP interconnect each face of firm formation FRP grid net cage, after the 2nd FRP bottom surface grid 70 and the perpendicular horizontal grid 71 of FRP are connected firmly, be placed in FRP grid net cage inner and be connected firmly, so a FRP bottom surface grid 72 and the 2nd FRP bottom surface grid 70 overlap.The horizontal grid of FRP 71 for vertical setting of bearing of trend along soil property guardrail 7.Further, the quantity of the horizontal grid 71 of FRP can be for a plurality of and arrange along the bearing of trend of soil property guardrail 7, and the spacing of two adjacent horizontal grids of FRP is consistent with the bearing of trend mesh spacing along described soil property guardrail of the 2nd FRP bottom surface grid 70.Wherein FRP side grid 74 can be four four sides that connect into FRP grid net cage, also can form four sides of integral structure for a plurality of FRP grid net cages, is not construed as limiting at this.
In addition, the mesh spacing of the 2nd FRP bottom surface grid 70 and the horizontal grid 71 of FRP can be 80 centimetres to 100 centimetres, and a FRP bottom surface grid 72, FRP side grid 74 and FRP end face grid 73 mesh spacings are 3 millimeters to 5 millimeters.Wherein mesh spacing refers to the vertical distance of parallel glass steel wire.
Need to prove, be equipped with one deck geotextiles in the place that the soil property guardrail is installed, be equipped with a FRP bottom surface grid 72 on described geotextiles, the colligation of described FRP grid skeleton is set on it is connected.Inboard and the arranged outside FRP side grid 74 in described FRP grid skeleton side, grid 74 inside, inboard FRP side arrange one deck geotextiles, in described FRP grid skeleton inner bottom surface, one deck the one FRP bottom surface grid 72 is set again, and be connected with the colligation of described FRP grid skeleton, all there is the FRP grid net cage of FRP grid the both sides that form each face of FRP grid skeleton.
Preferably, FRP guardrail 1 comprises a plurality of vertical FRP fence upright that is arranged on the highway limit and is connected a FRP horizontal bar that is parallel to each other piece horizontally disposed along the highway bearing of trend and that be connected with the FRP fence upright, spacing between two adjacent FRP fence uprights is 4 meters, spacing between two FRP horizontal bars is 40 centimetres, and the FRP horizontal bar can be specially the FRP pipe of 20 centimetres of diameters.
Compare with prior art, the main beneficial effect of the highway security structure that the utility model embodiment provides is:
At first, can realize the one-level security by trackside FRP guardrail, realize the secondary security by the FRP grid net cage inside soil property guardrail 7 that forms that bankets, plant little tree shrub 3 and set greatly arbor 2 and realize three grades of securities by planting on soil property guardrail 7, the multistage protection traffic safety is high, has greatly improved the traffic accident safety;
Secondly, the banket soil property guardrail 7 that forms and plant the little tree shrub 3 of cultivation and set greatly arbor 2 etc. on soil property guardrail 7 and form the Multi-stage flexible safeguard structure of the FRP guardrail 1 of trackside, FRP grid net cage inside, it clashes into effect of energy dissipation compares better with the security structure of concrete form.
And, soil property guardrail 7 is banketed by FRP grid net cage inside and forms, FRP grid net cage is connected firmly by a FRP bottom surface grid 72, the 2nd FRP bottom surface grid 70, the horizontal grid 71 of FRP, FRP side grid 74 and FRP end face grid 73 and forms, and native land matter guardrail 7 has the impact resistant capability larger than the general soil body.
In addition, the present embodiment FRP guardrail 1 is structural anti-collision facility, plants the wood of planting trees on soil property guardrail 7 to prevent from clashing into as ecological crashproof, and namely structure and ecological crashproof combining, both economical and practical, beautified again territory, road environment.
In this manual, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. highway security structure comprises the guardrail that extends along highway and along the soil property guardrail (7) of planting plant of being used for that is positioned at the described guardrail outside that highway extends, it is characterized in that,
Described guardrail is FRP guardrail (1); Described soil property guardrail (7) is by the formation of banketing in FRP grid net cage inside, and the two bottom sides of described soil property guardrail (7) is provided with along vertical french drain (6) of described soil property guardrail (7) bearing of trend, and the horizontal french drain (11) of the bottom of the vertical french drain of twice (6) by being positioned at described soil property guardrail (7) is communicated with the outside gutter (10) of highway outside embankment embankment (8), and the bottom away from a side of highway of described soil property guardrail (7) also is provided with road kerb and waterstop (9) along described soil property guardrail (7) bearing of trend.
2. highway security structure according to claim 1, it is characterized in that, the first green area that the end face of described soil property guardrail (7) comprises the level that arranges along its bearing of trend be connected the second downward-sloping green area and the 3rd green area that is connected with the both sides of described the first green area.
3. highway security structure according to claim 2, is characterized in that, the width of described soil property guardrail (7) is 2.5m-3m, and the difference in height away from described the first edge, green area of the first green area and the second green area is 0.8m-1.2m.
4. highway security structure according to claim 1, is characterized in that, described soil property guardrail (7) is 4m along the length that highway extends, and the two ends of soil property guardrail are provided with construction joint.
5. highway security structure according to claim 1, it is characterized in that, described FRP grid case comprises a FRP bottom surface grid (72) and the 2nd FRP bottom surface grid (70) of arranged superposed, FRP side grid (74), FRP end face grid (73) and the horizontal grid of FRP (71), the horizontal grid of wherein said FRP (71) arranges perpendicular to described the 2nd FRP bottom surface grid (70), and the horizontal grid of described FRP (71) is connected to form FRP grid skeleton with described the 2nd FRP bottom surface grid (70) by epoxide-resin glue and FRP cloth.
6. highway security structure according to claim 5, it is characterized in that, the quantity of the horizontal grid of described FRP (71) is a plurality of and arranges along the bearing of trend of described soil property guardrail (7), and the spacing of adjacent two horizontal grids of described FRP (71) is consistent with the bearing of trend mesh spacing along described soil property guardrail (7) of described the 2nd FRP bottom surface grid (70).
7. highway security structure according to claim 5, it is characterized in that, the mesh spacing of described the 2nd FRP bottom surface grid (70) and the horizontal grid of FRP (71) is 80 centimetres to 100 centimetres, and a described FRP bottom surface grid (72), FRP side grid (74) and FRP end face grid (73) mesh spacing are 3 millimeters to 5 millimeters.
8. highway security structure according to claim 1, is characterized in that, described FRP guardrail (1) comprising:
Be arranged on the highway limit a plurality of vertical FRP fence upright with are connected and the FRP horizontal bar that is parallel to each other that with described FRP fence upright be connected horizontally disposed along the highway bearing of trend, spacing between two adjacent described FRP fence uprights is 4 meters, spacing between two FRP horizontal bars is 40 centimetres, and the FRP horizontal bar is specially the FRP pipe of 20 centimetres of diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202449497U CN203270482U (en) | 2013-05-08 | 2013-05-08 | Security structure of highway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202449497U CN203270482U (en) | 2013-05-08 | 2013-05-08 | Security structure of highway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203270482U true CN203270482U (en) | 2013-11-06 |
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ID=49500923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202449497U Withdrawn - After Issue CN203270482U (en) | 2013-05-08 | 2013-05-08 | Security structure of highway |
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| Country | Link |
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| CN (1) | CN203270482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290796A (en) * | 2013-05-08 | 2013-09-11 | 重庆交通大学 | Road safety protection structure and method for constructing same |
-
2013
- 2013-05-08 CN CN2013202449497U patent/CN203270482U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290796A (en) * | 2013-05-08 | 2013-09-11 | 重庆交通大学 | Road safety protection structure and method for constructing same |
| CN103290796B (en) * | 2013-05-08 | 2015-05-20 | 重庆交通大学 | Road safety protection structure and method for constructing same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131106 Effective date of abandoning: 20150520 |
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| RGAV | Abandon patent right to avoid regrant |