CN201439593U - Protective device for center pile of road overpass bridge - Google Patents
Protective device for center pile of road overpass bridge Download PDFInfo
- Publication number
- CN201439593U CN201439593U CN 200920105332 CN200920105332U CN201439593U CN 201439593 U CN201439593 U CN 201439593U CN 200920105332 CN200920105332 CN 200920105332 CN 200920105332 U CN200920105332 U CN 200920105332U CN 201439593 U CN201439593 U CN 201439593U
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- protector
- island
- bridge
- bridge pier
- line bridge
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- Expired - Fee Related
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Abstract
The utility model provides a protective device for the center pile of a road overpass bridge. The protective device comprises island heads arranged at the front end and the rear end of the center pile of the bridge and used for collision prevention, and the island heads have reinforced concrete structure. Experiments prove that the anti-collision grade of the island heads can achieve grade A, which can play good protection function to the center pile of the bridge. Researches and practical applications prove that the coefficient of danger that vehicles collide with the bridge can be reduced by utilizing the concrete protective facility. Therefore, the protective device has the advantages that the design is simple and feasible, effectively protective function can be realized to the center pile of the bridge, and the driving security in the downslope section can be improved simultaneously.
Description
Technical field
The utility model relates to protector, particularly a kind of protector that is used for highway cross-line bridge pier.
Background technology
Because pier stands in the middle of the highway and both sides in the last cross-line bridge, very easily cause the accident of pier in the Vehicular impact bridge, produce serious economy loss and casualties, also have a strong impact on the safety of bridge simultaneously.Therefore, the Safety Design of pier more and more comes into one's own in the relevant cross-line bridge.
For the protection of pier in the highway cross-line bridge, not having a method preferably in prior art at present, only is that pier in the bridge is carried out simple process.General comparatively common processing method is to draw object marking at middle pier japanning, reminds the driver to note; Also having a kind of method is to put some energy dissipators in the cross-line bridge on the pier front-back direction, and as the energy dissipating bucket, the energy that produces when reducing to collide reduces loss.
But, because pier is exposed to down and wears on the highway in the last cross-line bridge, lack special protective equipment, when relatively poor the or traffic volume is big when the highway section sight line, very easily cause the collision accident of vehicle and middle pier, threaten the people's lives and property safety, simultaneously bridge safe in utilization also existed bigger hidden danger.Therefore need a kind of protector, can play driver, vehicle, the effect of bridge better protect.
Summary of the invention
The purpose of this utility model is the defective at above-mentioned prior art, a kind of protector that is used for highway cross-line bridge pier is provided, have the easily advantage of row of simplicity of design, can play effective protective action, also improved simultaneously and time worn the travel safety in highway section pier in the bridge.
The technical scheme taked of the utility model is to achieve these goals: a kind of protector that is used for highway cross-line bridge pier comprises being arranged on described bridge Zhong Dun front and back end as crashproof island head that the island head is a reinforced concrete structure.Evidence, the anti-collision level of described island head can reach the A level, can play a good protection for pier in the bridge.Prove by research and practical application, utilize concrete protection facility described in the utility model the danger coefficient of pier in the Vehicular impact bridge can be reduced.
The described protector that is used for highway cross-line bridge pier also comprises the side wall that is arranged between the head of island, front and back end, is provided with spilled water hole in the side wall, inward flange is provided with guiding gutter.Because island head, side wall and road surface have formed a semi-enclosed safeguard structure, have only its end face to open wide, so under the weather condition of sleet, form seeping phenomenon easily, therefore in the side wall between per two bridge piers spilled water hole is set, ponding in the safeguard structure in time can be got rid of, be reduced use influence bridge pier and safeguard structure.
In order to guarantee driver's driving safety, a described island front end is provided with crashproof energy-dissipating installation.Even the careless and island head collision of vehicle is arranged, also can well absorb collision energy, reduce injury to greatest extent to the driver.
For the operation of the vehicle of can better leading the way when sight line is relatively poor, with support vehicles safety, central canal line place of pier is provided with the shunting body that can lie prostrate down in the described bridge.
For the operation of the vehicle of can better leading the way when sight line is relatively poor, with support vehicles safety, described island head is provided with Warning Mark, and the car direction place lacquer of meeting of described island head is drawn and had object marking, object marking and cue mark to be used for the guided vehicle operation.
For the operation of the vehicle of can better leading the way when sight line is relatively poor, with support vehicles safety, the car direction place lacquer of meeting of described crashproof energy-dissipating installation is drawn and is had object marking, object marking to be used for the guided vehicle operation.
Described crashproof energy-dissipating installation is the energy dissipating bucket.
Described island head comprises termination and the buried base that exposes the face of land, and the front end of termination outwards protrudes, the top, termination is provided with rounded corner integral body and is the ship type.
The beneficial effects of the utility model can be summarized as the following aspects:
1. compared to existing technology, the utility model is arranged on the island head of the steel concrete system of bridge Zhong Dun rear and front end, can be good at playing the effect of pier in the protection bridge, reduce the damage degree of pier in vehicle and the middle pier collision back, therefore also can avoid because the maintenance cost that the damage of middle pier is brought;
2. compared to existing technology, in the side wall of the present utility model spilled water hole is set, the ponding in the safeguard structure in time can be got rid of, reduce use influence bridge pier and safeguard structure;
3. compared to existing technology, a front end employing is provided with crashproof energy-dissipating installation to the utility model on crashproof island, can guarantee driver's driving safety, reduces the injury to the driver to greatest extent;
4. compared to existing technology, the utility model is met the car direction and should be coated with lacquer and draw an object marking island head, crashproof energy-dissipating installation, and the shunting body that can lie prostrate down is set, and the operation of the vehicle of can better leading the way when sight line is relatively poor has ensured vehicle safety.
Therefore the utlity model has the easily advantage of row of simplicity of design, can play effective protective action, also improved simultaneously and time worn the travel safety in highway section pier in the bridge.
Description of drawings
Fig. 1 is the structural representation of island described in the utility model head;
Fig. 2 a is the layout plan of protector embodiment 1 described in the utility model;
Fig. 2 b is the elevation of Fig. 2 a;
Fig. 3 a is the layout plan of protector embodiment 2 described in the utility model;
Fig. 3 b is the elevation of Fig. 3 a;
Fig. 4 a is the layout plan of protector embodiment 3 described in the utility model;
Fig. 4 b is the elevation of Fig. 4 a.
Among the figure: 1 island head, 2 Warning Marks, 3 shunting bodies, 4 side walls, 5 facade graticules, 6 upstream concrete guardrails, 7 downstream concrete guardrails, 8 energy dissipating buckets.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as to qualification of the present utility model.
Shown in Fig. 2 a-2b, the utility model is striden application on the bridge bridge pier at two-way traffic, and described protector comprises the island 1 that is arranged on described bridge Zhong Dun front and back end, be arranged on the side wall 4 between two islands 1 and be arranged on the rubber shunting body 3 that lies prostrate down of central canal line place of pier in the described bridge.The car face of the meeting place lacquer of described Warning Mark 2, island 1 and side wall 4 is drawn facade graticule 5.Among Fig. 2 a-2b, 6 is the upstream concrete guardrail, and 7 is the downstream concrete guardrail.
Wherein said island 1 as shown in Figure 1, is played the island 1 of crashproof effect and is made up of termination and buried rectangle base (wide 2500mm, high 200mm), and integral body is reinforced concrete structure, long 4350mm, wide 2100mm, high 1500mm.Comprising top, ground 1410mm, and imbed underground part (to guarantee the stability of crashproof island head) 310mm.The termination front end on island 1 protrudes, the top is provided with the whole similar ship type of rounded corner.Island 1 an interior reinforcing bar that links to each other bundlees the back and adopts C20 concreting (consumption is 6.76m2).For on the island 1 front end reserve Warning Mark 2 positions, should be in advance at the steel pipe of burying φ 159, wall thickness 4mm to the termination underground, treat that Warning Mark 2 installs after, filling 15# mortar.
Embodiment 2
Shown in Fig. 3 a-3b, the utility model is striden application on the bridge bridge pier at two-way traffic, and described protector comprises the island 1 that is arranged on described bridge Zhong Dun front and back end, be arranged on the side wall 4 between two islands 1 and be arranged on the energy dissipating bucket 8 of described island 1 front end.The car face of the meeting place lacquer of described Warning Mark 2, island 1, energy dissipating bucket 8 and side wall 4 is drawn facade graticule 5.The something in common of island 1 and side wall 4 structures, this example repeats no more.
Shown in Fig. 4 a-4b, the application of the utility model on the two-way Four-Lane Road in median strip (and more than) bridge pier, described protector comprise the island 1 that is arranged on described bridge Zhong Dun front and back end, be arranged on the side wall 4 between two islands 1 and be arranged on the rubber shunting body 3 that lies prostrate down of central canal line place of pier in the described bridge.The car face of the meeting place lacquer of described Warning Mark 2, island 1 and side wall 4 is drawn facade graticule 5.The something in common of island 1 and side wall 4 structures, this example repeats no more.
The utility model is if be used for overpass pier is arranged, and wearing highway does not have the median strip down, vehicle may with the middle pier of overpass, the situation that abutment pier bumps against, should note during use:
1) when pier in the overpass is independent large scale bridge pier, can only in bridge, before and after the pier crashproof island head be set, the island head should be wide with middle pier, between leave 1～2 centimetre materials such as space filled rubber foam;
2) in overpass the pier size hour, the side wall before and after middle pier protection need be provided with between crashproof island head and the island head should be provided with the cross binding (being generally concrete structure) of 2～4 meters of spacings between the side wall.Spilled water hole is set in side wall, the ponding in the safeguard structure in time can be got rid of, reduce use influence bridge pier and safeguard structure;
3) in order to guarantee driver's driving safety, a front end has adopted the energy dissipating design on crashproof island, also crashproof energy-dissipating installation can be set before the head of island.Even the careless and island head collision of vehicle is arranged, also can well imitate the absorption collision energy, reduce injury to greatest extent to the driver;
4) if when bridge is positioned at the bad highway section of sight line, can in central canal line, the shunting body that can lodge be set, 4 meters of spacings;
5) the car face of the meeting direction of island head, crashproof energy-dissipating installation and bridge pier and overpass side bar should be coated with lacquer and be drawn object marking, and induction sign etc. is set, the better operation of guided vehicle when sight line is relatively poor, the safety of support vehicles operation.
The utility model mainly utilized anti-collision technique, the side wall of island head water discharge technology, be arranged on the energy-dissipating tech of the energy dissipating bucket before the head of island and when bridge is positioned at the relatively poor position of sight line, the profile mark of inducing mark and can lodge with inducing action should be set, so it is obvious with protective action, construction technology is simple, advantage such as cheap and can access use widely.Specifically; it utilizes steel concrete system island head and side wall that pier in the bridge is played a very good protection; can be not directly with collision happens the time and vehicle bump against, thereby the damaged condition of pier reduces greatly in making, and has also reduced the bigger maintenance cost of the amount of money.Because the island head is a rigid structures; though pier in the bridge has been played good protective action; but still there is hidden danger in the safety for vehicle and personnel; therefore the front end at the island head is provided with energy-dissipating installation; vehicle and island head can absorb the collision ability when bumping against; reduce collision as far as possible to personnel's the injures and deaths and the damaged condition of vehicle, thereby brought good social benefit and economic benefit.
Above-described embodiment, the utility model specific embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solutions of the utility model scope and replacing all should be included in the protection domain of the present utility model.
Claims (8)
1. protector that is used for highway cross-line bridge pier is characterized in that: comprise being arranged on described bridge Zhong Dun front and back end as crashproof island head, the island head is a reinforced concrete structure.
2. the protector that is used for highway cross-line bridge pier according to claim 1 is characterized in that: also comprise the side wall that is arranged between the head of island, front and back end, be provided with spilled water hole in the side wall, inward flange is provided with guiding gutter.
3. the protector that is used for highway cross-line bridge pier according to claim 1 is characterized in that: a described island front end is provided with crashproof energy-dissipating installation.
4. the protector that is used for highway cross-line bridge pier according to claim 1 is characterized in that: central canal line place of pier is provided with the shunting body that can lie prostrate down in the described bridge.
5. the protector that is used for highway cross-line bridge pier according to claim 1 is characterized in that: described island head is provided with Warning Mark, and the car direction place lacquer of meeting of described island head is drawn and had object marking, object marking and cue mark to be used for the guided vehicle operation.
6. the protector that is used for highway cross-line bridge pier according to claim 3 is characterized in that: the car direction place lacquer of meeting of described crashproof energy-dissipating installation is drawn and is had object marking, object marking to be used for the guided vehicle operation.
7. the protector that is used for highway cross-line bridge pier according to claim 3 is characterized in that: described crashproof energy-dissipating installation is the energy dissipating bucket.
8. according to the described protector that is used for highway cross-line bridge pier of the arbitrary claim of claim 1-7, it is characterized in that: described island head comprises termination and the buried base that exposes the face of land, and the front end of termination outwards protrudes, the top, termination is provided with rounded corner integral body and is the ship type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920105332 CN201439593U (en) | 2009-01-22 | 2009-01-22 | Protective device for center pile of road overpass bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920105332 CN201439593U (en) | 2009-01-22 | 2009-01-22 | Protective device for center pile of road overpass bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201439593U true CN201439593U (en) | 2010-04-21 |
Family
ID=42544262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920105332 Expired - Fee Related CN201439593U (en) | 2009-01-22 | 2009-01-22 | Protective device for center pile of road overpass bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201439593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472303A (en) * | 2018-12-07 | 2020-07-31 | 杭州江润科技有限公司 | Middle pier anti-collision system and construction method |
-
2009
- 2009-01-22 CN CN 200920105332 patent/CN201439593U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472303A (en) * | 2018-12-07 | 2020-07-31 | 杭州江润科技有限公司 | Middle pier anti-collision system and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100421 Termination date: 20120122 |