CN202380395U - Collision preventing barrier for bridge - Google Patents
Collision preventing barrier for bridge Download PDFInfo
- Publication number
- CN202380395U CN202380395U CN 201120354914 CN201120354914U CN202380395U CN 202380395 U CN202380395 U CN 202380395U CN 201120354914 CN201120354914 CN 201120354914 CN 201120354914 U CN201120354914 U CN 201120354914U CN 202380395 U CN202380395 U CN 202380395U
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- China
- Prior art keywords
- barrier
- gooseneck
- fence
- bridge
- steel plate
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Abstract
The utility model discloses a collision preventing barrier for a bridge. The barrier comprises a concrete barrier base connected with a flange plate of the bridge. The barrier is characterized in that the barrier also comprises a beam-column steel barrier; and the beam-column steel barrier is fixed on the concrete barrier base and plays a role of collision prevention and protection effects on the vehicles together with the concrete barrier base. The barrier has the following beneficial effects: the beam-column steel barrier is added to the top of the concrete barrier base to lift and dissipate energy of the collided vehicles; the steel beam-column plastically deforms and absorbs energy and effectively prevents the vehicles from crossing the barrier, thus ensuring and improving the protection capability of the highways, especially the highway bridges; meanwhile, the barrier has very good transparency, thus providing good view for the drivers; and the barrier has beautiful appearance, can alleviate harms to the vehicles in accidents and satisfies the current national traffic conditions and safety evaluation criteria.
Description
Technical field
The utility model relates to a kind of Collison fence for bridge, especially relates to a kind of combined type anticollision barrier that is used for bridge on highway.
Background technology
Anticollision barrier is to guarantee expressway safety, comfortable, the requisite critical facility of operating fast.At present, the used guardrail of highway in China is quoted mostly and is used for reference external achievement, adopts reinforced concrete wall formula guardrail more.The ratio that constantly increases with heavy goods vehicles along with the traffic volume improves constantly, and the protective capacities of more original road guards can not satisfy instructions for use, and the protective overall Capability Requirement of newly-built (or newly designing) guardrail is also improved constantly.Along with deepening continuously of transport development; Many highways need be through ecological environment the relatively fragile or graceful area of view on every side; According to " not destroying is exactly maximum protection " principle that Ministry of Communications advocates, road guard should be coordinated with surrounding enviroment in material and structure aspects better, needs to improve the visual field permeability of Bridge guardrail; For when carrying out the work of road routine servicing and facilitate, also appreciate the necessary condition that the graceful scenery in roadside provides safety and comfort for the driver.
Summary of the invention
In order to address the above problem, the purpose of the utility model is to provide a kind of can effectively absorb the vehicle collision energy, and prevents that vehicle from turning up, running off and interior rollover, alleviate accident vehicle injury, and permeability is good, the Bridge guardrail coordinated with surrounding enviroment.
The technical scheme that the utility model adopted is:
A kind of Collison fence for bridge comprises the concrete guardrail base that joins with the outer frange plate of bridge, and it is characterized in that: also comprise a post and beam steel guard rail, described post and beam steel guard rail is fixed on the concrete guardrail base.
Described post and beam steel guard rail comprises fence upright and gooseneck, and the lower end of described fence upright is fixed in the concrete guardrail base, and described gooseneck crosswise fixed is on fence upright.And below gooseneck, also be provided with the steel carriage, be connected through high-strength bolt between described steel carriage and the described gooseneck, and described steel carriage is weldingly fixed on the fence upright simultaneously.
In addition, described gooseneck comprises gooseneck and following gooseneck, and described upward gooseneck is separately fixed at following gooseneck and becomes two row up and down on the fence upright.
Further; Also be embedded with sleeve pipe in the described concrete guardrail base; The upper and lower surface of described sleeve pipe is respectively equipped with upper limit steel plate and lower limit steel plate; Described upper limit steel plate middle part has a perforate, and the perforate of the upper limit steel plate above the sleeve pipe is passed in the lower end of described fence upright, is supported and fixed on the lower limit steel plate; And be filled with fixed material between described sleeve pipe, upper limit steel plate, lower limit steel plate and the fence upright, described fixed material is cement mortar or epoxy-cement mortar etc.
And the joint face of described concrete guardrail base be sequentially set with from bottom to top sloping point, down domatic, knick point, go up domatic and end sloping point; Have apart from k between described slope point and the road surface; And domatic angle is 50～60 degree down, and going up domatic angle is 85～90 degree.
In addition, described domatic and following domatic is provided with the arc transition section, and described slope point is provided with circular arc chamfering.
And the lateral surface of described concrete guardrail base and dripping eaves all are arc surface.
The beneficial effect of the utility model is: the utility model installs the post and beam steel guard rail additional through the upper top at the concrete guardrail base, and crashing collides plays lifting energy dissipating, girder steel post plastic strain energy-absorbing; And effectively stop vehicle to cross guardrail; Guarantee and improved the protective capacities of bridge on highway, the described guardrail permeability of the utility model is very good simultaneously, for the driver provides the good visual field; And have graceful profile, satisfy current transportation condition of China and safety evaluation standard.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment.
Main Reference numeral implication is among the figure:
1, rise slope point 2, down domatic 3, knick point 4, go up domatic
5, arc transition section 6, end slope point 7, down gooseneck 8, go up gooseneck
9, steel carriage 10, high-strength bolt 11, fence upright 12, guardrail end face
13, road surface 14, sleeve pipe 15, upper limit steel plate 16, the outer frange plate of bridge
17, guardrail lateral surface 18, dripping eaves 19, concrete guardrail base 20, lower limit steel plate.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further description:
Fig. 1 is the structural representation of the utility model one embodiment.
As shown in Figure 1: Collison fence for bridge comprises a concrete guardrail base 19 and a post and beam steel guard rail that joins with the outer frange plate 16 of bridge; Described post and beam steel guard rail is fixed on the concrete guardrail base 19; And described post and beam steel guard rail comprises fence upright 11 and gooseneck, and the lower end of described fence upright 11 is fixed in the concrete guardrail base 19, and described gooseneck horizontal (being the bridge centerline direction) is fixed on the fence upright 11; And below gooseneck, also be provided with steel carriage 9; Described steel carriage 9 is connected through high-strength bolt 10 with described gooseneck, and described steel carriage 9 is weldingly fixed on the fence upright 11, in this embodiment simultaneously; Described gooseneck comprises gooseneck 8 and following gooseneck 7, and the described gooseneck 8 of going up is separately fixed at two going up and down of fence upright 11 with following gooseneck 7.
In addition; In described concrete guardrail base 19, also be embedded with sleeve pipe 14; And the upper and lower surface of described sleeve pipe 14 is respectively equipped with upper limit steel plate 15 and lower limit steel plate 20; Described upper limit steel plate 15 middle parts have a perforate, and the upper limit steel plates 15 that the lower end of described fence upright 11 is passed above the sleeve pipe 14 are fixedly supported on the lower limit steel plate 20, and described sleeve pipe 14 and upper limit steel plate 15 and lower limit steel plate 20 integral structure not; And also being filled with fixed material between described sleeve pipe 14, upper limit steel plate 15, lower limit steel plate 20 and the fence upright 11, described fixed material is cement mortar or epoxy-cement mortar etc.
The joint face of above-mentioned concrete guardrail base 19 be sequentially set with from bottom to top slope point 1, down domatic 2, knick point 3, go up domatic 4 and end slope point 6, have certain between described slope point 1 and the road surface 13 apart from k, in this embodiment; 13 vertical distance k is 75mm to the road surface to play slope point 1; And point 1 place, slope of rising at concrete guardrail base 19 also is provided with the circular arc chamfering that radius is 25mm, and following domatic 2 angle is 50～60 degree, puts 1 230mm vertically upward from the slope; The inside 133mm of level confirms as knick point 3 in the place; Upwards for last domatic 4, go up domatic 4 angle from knick point 3 between 85～90 degree, also be provided with the arc transition section 5 that radius is 378mm between following domatic 2 and last domatic 4; From knick point 3 upwards 95mm be the concrete guardrail base end slope point 6; The vertical distance of ending between the slope point 6 of above-mentioned following gooseneck 7 and concrete guardrail base 19 is 195mm, is last gooseneck 8 from the 290mm that makes progress of gooseneck 7 center lines down, and the level of last gooseneck 8 and following gooseneck 7 is 130mm to width; Vertically to highly being 90mm, and the guardrail end face 12 of the utility model 13 overall height is 975mm apart from the road surface.In addition, the lateral surface of described concrete guardrail base 19 and dripping eaves 18 all are the arc surface of 1400mm for radius.
The end face of described concrete guardrail base 19 is 13 high 400mm apart from the road surface, and the upper and lower bottom width degree of concrete guardrail base 19 is respectively 306mm and 500mm.
The utility model installs the post and beam steel guard rail additional through the top at concrete guardrail base 19, and crashing collides plays lifting energy dissipating, girder steel post plastic strain energy-absorbing; And effectively stop vehicle to cross guardrail; Improved the protective capacities of speedway and bridge thereof, the permeability of the utility model is very good simultaneously, for the driver provides the good visual field; And have graceful profile, satisfy current transportation condition of China and safety evaluation standard-required.
The utility model is not only for scheduling aforesaid embodiment; In the category that does not exceed the utility model fundamental technics thought; The operator of relevant industries can carry out various deformation to its outline, and the above-mentioned distortion of carrying out should belong to the claim scope of the utility model.
Claims (10)
1. Collison fence for bridge comprises the concrete guardrail base that the frange plate with bridge joins, and it is characterized in that: also comprise a post and beam guardrail, described post and beam steel guard rail is fixed on the concrete guardrail base.
2. a kind of Collison fence for bridge according to claim 1; It is characterized in that: described post and beam steel guard rail comprises fence upright and gooseneck; The lower end of described fence upright is fixed in the concrete guardrail base, and described gooseneck crosswise fixed is on fence upright.
3. a kind of Collison fence for bridge according to claim 2 is characterized in that: the below of described gooseneck also is provided with the steel carriage, is connected through high-strength bolt between described steel carriage and the described gooseneck.
4. a kind of Collison fence for bridge according to claim 3 is characterized in that: described steel carriage is weldingly fixed on the fence upright.
5. according to each described a kind of Collison fence for bridge of claim 2-4, it is characterized in that: described gooseneck comprises gooseneck and following gooseneck, and described upward gooseneck is separately fixed at following gooseneck and becomes two row up and down on the fence upright.
6. a kind of Collison fence for bridge according to claim 2; It is characterized in that: also be embedded with sleeve pipe in the described concrete guardrail base; The upper and lower surface of described sleeve pipe is respectively equipped with upper limit steel plate and lower limit steel plate; Described upper limit steel plate middle part has a perforate; The perforate of the upper limit steel plate above the sleeve pipe is passed in the lower end of described fence upright, is supported and fixed on the lower limit steel plate, and is filled with fixed material between described sleeve pipe, upper limit steel plate, lower limit steel plate and the fence upright.
7. a kind of Collison fence for bridge according to claim 1; It is characterized in that: the joint face of described concrete guardrail base be sequentially set with from bottom to top sloping point, down domatic, knick point, go up domatic and end sloping point; Have apart from k between described slope point and the road surface; And domatic angle is 50～60 degree down, and going up domatic angle is 85～90 degree.
8. a kind of Collison fence for bridge according to claim 7 is characterized in that: described domatic and following domatic is provided with the arc transition section.
9. a kind of Collison fence for bridge according to claim 7 is characterized in that: described slope point is provided with circular arc chamfering.
10. a kind of Collison fence for bridge according to claim 1 is characterized in that: the lateral surface of described concrete guardrail base and dripping eaves all are arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120354914 CN202380395U (en) | 2011-09-21 | 2011-09-21 | Collision preventing barrier for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120354914 CN202380395U (en) | 2011-09-21 | 2011-09-21 | Collision preventing barrier for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202380395U true CN202380395U (en) | 2012-08-15 |
Family
ID=46628908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120354914 Expired - Lifetime CN202380395U (en) | 2011-09-21 | 2011-09-21 | Collision preventing barrier for bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202380395U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109184591A (en) * | 2018-09-06 | 2019-01-11 | 中建三局集团有限公司 | A kind of Spiral digging machine gets rid of native auxiliary tool |
| CN109667222A (en) * | 2018-12-19 | 2019-04-23 | 苏州交通工程集团有限公司 | Dripping eaves and its construction method |
-
2011
- 2011-09-21 CN CN 201120354914 patent/CN202380395U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109184591A (en) * | 2018-09-06 | 2019-01-11 | 中建三局集团有限公司 | A kind of Spiral digging machine gets rid of native auxiliary tool |
| CN109667222A (en) * | 2018-12-19 | 2019-04-23 | 苏州交通工程集团有限公司 | Dripping eaves and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 210014 Ziyun Road, Qinhuai District, Jiangsu, No. 9, No. Patentee after: CHINA DESIGN GROUP Co.,Ltd. Address before: 210005 Zhongshan South Road, Jiangsu, No. 342, No. Patentee before: Jiangsu Provincial Communications Planning and Design Institute Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120815 |
|
| CX01 | Expiry of patent term |