CN212742204U - Arc stand anticollision steel guardrail for bridge - Google Patents
Arc stand anticollision steel guardrail for bridge Download PDFInfo
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- CN212742204U CN212742204U CN202021193379.XU CN202021193379U CN212742204U CN 212742204 U CN212742204 U CN 212742204U CN 202021193379 U CN202021193379 U CN 202021193379U CN 212742204 U CN212742204 U CN 212742204U
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Abstract
The utility model discloses an arc stand anticollision steel guardrail for bridge, including a plurality of bases and arc stand, surface welding under base upper surface and the arc stand, the arc stand lateral wall passes through a plurality of steel sheets of bolt fixedly connected with, one side welding that the arc stand was kept away from to the steel sheet has steel casing pipe, two that same horizontal plane is adjacent steel casing pipe is interior to run through to alternate and is equipped with the crossbeam, the crossbeam adopts bolt fixed connection, different segments section the crossbeam runs through jointly and inserts and be equipped with adapter sleeve. The utility model discloses a bridge railing anticollision ability can reach the SS level through the simulation collision simulation analysis verification, is fit for the bridge railing that the anticollision required height, and this guardrail is handsome in appearance, simple to operate, and convenient to detach and installation can recycle. The bridge guardrail can save resources, improve the bridge protection function and bring great convenience to constructors.
Description
Technical Field
The utility model relates to a road and bridge protection engineering technical field especially relates to an arc stand anticollision steel guardrail for bridge.
Background
The bridge guardrail has the functions of preventing vehicles from getting out of the bridge out of control, guaranteeing driving safety and beautifying bridge buildings. Along with the increase of road grade, bridge railing's anticollision grade demand increases, and bridge railing's anticollision grade is also improving.
Among the prior art, current bridge guardrail often all is integrated into one piece and fixes on the pontic through the bolt, when the guardrail was hit bad, need demolish the maintenance with whole guardrail when changing damage guardrail, greatly increased the degree of difficulty when dismantling, and current guardrail is according to the length of every bridge and the customization, and the unable cyclic utilization that realizes of guardrail of demolising.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an arc-shaped upright post anti-collision steel guardrail for a bridge.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an arc stand anticollision steel guardrail for bridge, includes a plurality of bases and arc stand, base upper surface and arc stand lower surface welding, a plurality of steel sheets of bolt fixedly connected with are passed through to arc stand lateral wall, one side welding that the arc stand was kept away from to the steel sheet has the steel casing pipe, and two that same horizontal plane is adjacent the steel casing pipe is interior to run through to alternate and is equipped with the crossbeam, bolt fixed connection is adopted with the overlapping department of steel casing pipe to the crossbeam, different segments section the crossbeam runs through jointly and inserts and be equipped with adapter sleeve.
Preferably, the welding position between the arc-shaped upright post and the base is welded into an I shape, and the side wall of the arc-shaped upright post is welded with a plurality of reinforcing ribs.
Preferably, an anchor hole is reserved on the base and is fixedly connected with the bridge deck through an anchor bolt.
Preferably, the steel sleeve, the cross beam and the connecting sleeve are provided with corresponding reserved holes.
Preferably, four groups of steel plates and steel sleeves are arranged on the side wall of each arc-shaped stand column, and the four steel sleeves are arranged on the same vertical surface.
Preferably, the cross beam and the connecting sleeve are overlapped and fixedly connected by bolts, and the number of the bolts between the cross beam and the connecting sleeve is not less than two.
The utility model discloses contrast prior art, its advantage lies in: the utility model discloses each part between all adopts bolted connection, dismantlement and installation after being convenient for damage, greatly reduced dismantle the installation degree of difficulty, structural design is reasonable, and the structure reassembly of demolising can also utilize on other bridge railing, the effectual bridge railing cyclic utilization's of having solved problem, but bridge railing anticollision ability is verified through the simulation collision simulation analysis, can reach the SS level, is fit for the bridge railing that the anticollision required height.
Drawings
Fig. 1 is the utility model provides a structure schematic diagram of arc stand anticollision steel guardrail for bridge.
Fig. 2 is the utility model provides a structure schematic diagram of arc stand anticollision steel guardrail base for bridge.
Fig. 3 is the utility model provides a side view of arc stand anticollision steel guardrail for bridge.
Fig. 4 is the utility model provides a pair of arc stand anticollision steel guardrail connecting sleeve's for bridge structural schematic.
Fig. 5 is the utility model provides a pair of arc stand anticollision steel guardrail steel casing pipe for bridge and the schematic diagram of being connected of crossbeam.
In the figure: the steel plate comprises 1 arc-shaped upright column, 2 cross beams, 3 steel sleeves, 4 reinforcing ribs, 5 bases, 6 anchoring bolts, 7 connecting sleeves, 8 bolts and 9 steel plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, an arc stand anticollision steel guardrail for bridge, including a plurality of bases 5 and arc stand 1, surface welding under base 5 upper surface and the arc stand 1, a plurality of steel sheets 9 of arc stand 1 lateral wall through bolt fixedly connected with, steel sheet 9 keeps away from one side welding of arc stand 1 has steel casing pipe 3, it is equipped with crossbeam 2 to run through the interlude in two adjacent steel casing pipes 3 of same horizontal plane, crossbeam 2 adopts bolt fixed connection with steel casing pipe 3's overlap department, crossbeam 2 of different sections runs through jointly and inserts and is equipped with connecting sleeve 7, bridge guardrail anticollision ability is verified through emulation collision simulation analysis, can reach the SS level, be fit for the high bridge guardrail of anticollision requirement.
The welding department between arc stand 1 and the base 5 welds into the I shape, and the welding of 1 lateral wall of arc stand has a plurality of stiffening ribs 4, adopts the I shape welding to make the intensity of the welding department of arc stand 1 and base 5 bigger, and stiffening rib 4 on the arc stand 1 has increased the intensity of arc stand, has improved the crashworthiness of whole guardrail.
An anchor hole is reserved on the base 5 and is fixedly connected with the bridge deck through an anchor bolt 6, and the anchor bolt 6 meets the strength design requirement. Corresponding reserved holes are formed in the steel sleeve 3, the cross beam 2 and the connecting sleeve 7. Four groups of steel plates 9 and steel sleeves 3 are arranged on the side wall of each arc-shaped stand column 1, and the four steel sleeves 3 are arranged on the same vertical surface. The cross beam 2 and the connecting sleeve 7 are overlapped and fixedly connected by bolts, and at least two rows of bolts are arranged between the cross beam 2 and the connecting sleeve 7.
In the utility model, the base 5 and the arc-shaped upright 1 are fixedly connected on the bridge deck through the anchor bolts 6 according to the space requirement, the cross beam 2 is fixedly connected with the steel sleeve 3 through the bolts, the cross beams 2 are connected through the connecting sleeves 7, when any part of the guardrail is damaged, the corresponding bolt is unscrewed until the damaged part is dismounted and replaced by a new part; the disassembled parts can be used for other bridges after being reassembled, and the recyclable use of the guardrail is realized.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an arc stand anticollision steel guardrail for bridge, includes a plurality of bases (5) and arc stand (1), its characterized in that, surface weld under base (5) upper surface and arc stand (1), a plurality of steel sheets (9) of arc stand (1) lateral wall through bolt fixedly connected with, one side welding that arc stand (1) were kept away from in steel sheet (9) has steel casing pipe (3), and same horizontal plane is adjacent two run through the interlude in steel casing pipe (3) and be equipped with crossbeam (2), bolt fixed connection is adopted with the overlapping department of steel casing pipe (3) in crossbeam (2), different sections crossbeam (2) run through jointly and insert and be equipped with connecting sleeve (7).
2. The anti-collision steel guardrail with the arc-shaped upright posts for the bridge as claimed in claim 1, wherein the welding part between the arc-shaped upright posts (1) and the base (5) is welded into an I shape, and a plurality of reinforcing ribs (4) are welded on the side wall of the arc-shaped upright posts (1).
3. The arc-shaped upright post anti-collision steel guardrail for the bridge according to claim 1, wherein anchor holes are reserved on the base (5) and fixedly connected with the bridge deck through anchor bolts (6).
4. The arc-shaped upright post anti-collision steel guardrail for the bridge as claimed in claim 1, wherein the steel sleeve (3), the cross beam (2) and the connecting sleeve (7) are provided with corresponding prepared holes.
5. The arc-shaped upright post anti-collision steel guardrail for the bridge according to claim 1, wherein four groups of steel plates (9) and steel sleeves (3) are arranged on the side wall of each arc-shaped upright post (1), and the four steel sleeves (3) are positioned on the same vertical surface.
6. The arc-shaped upright post anti-collision steel guardrail for the bridge as claimed in claim 1, wherein the cross beam (2) is overlapped with the connecting sleeve (7) and fixedly connected with the connecting sleeve (7) by bolts, and the number of the bolts between the cross beam (2) and the connecting sleeve (7) is not less than two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021193379.XU CN212742204U (en) | 2020-06-24 | 2020-06-24 | Arc stand anticollision steel guardrail for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021193379.XU CN212742204U (en) | 2020-06-24 | 2020-06-24 | Arc stand anticollision steel guardrail for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212742204U true CN212742204U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021193379.XU Active CN212742204U (en) | 2020-06-24 | 2020-06-24 | Arc stand anticollision steel guardrail for bridge |
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| CN (1) | CN212742204U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356047A (en) * | 2021-06-29 | 2021-09-07 | 北京城建设计发展集团股份有限公司 | Combined bridge anti-collision guardrail stand column structure and installation method thereof |
| CN113585060A (en) * | 2021-07-07 | 2021-11-02 | 钱璞 | Assembled prestressing force anticollision barrier for bridge |
-
2020
- 2020-06-24 CN CN202021193379.XU patent/CN212742204U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356047A (en) * | 2021-06-29 | 2021-09-07 | 北京城建设计发展集团股份有限公司 | Combined bridge anti-collision guardrail stand column structure and installation method thereof |
| CN113585060A (en) * | 2021-07-07 | 2021-11-02 | 钱璞 | Assembled prestressing force anticollision barrier for bridge |
| CN113585060B (en) * | 2021-07-07 | 2023-01-24 | 钱璞 | Assembled prestressing force anticollision barrier for bridge |
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