CN212835150U - Stainless steel high-strength highway guardrail - Google Patents
Stainless steel high-strength highway guardrail Download PDFInfo
- Publication number
- CN212835150U CN212835150U CN202021068627.8U CN202021068627U CN212835150U CN 212835150 U CN212835150 U CN 212835150U CN 202021068627 U CN202021068627 U CN 202021068627U CN 212835150 U CN212835150 U CN 212835150U
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- guardrail
- plate
- high strength
- board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a stainless steel high-strength highway guardrail, which relates to the technical field of traffic facilities and comprises upright posts and guardrail plates arranged on at least one side of the upright posts, wherein the adjacent guardrail plates are fixedly connected, a blocking-proof piece is connected between the upright posts and the guardrail plates, the upright posts are stainless steel upright posts, the guardrail plates are stainless steel guardrail plates, and the blocking-proof piece is a stainless steel blocking-proof piece; and more than two stainless steel anti-blocking pieces are fixed on each stainless steel upright post, and the stainless steel anti-blocking pieces are connected with the reinforcing plate and the stainless steel guardrail plate through the guardrails and are fixedly connected. The utility model provides a current highway guardrail exist intensity and corrosion resistance can not be high, the structure is unstable and the poor problem of shock-absorbing capacity.
Description
Technical Field
The utility model belongs to the technical field of the traffic facilities technique and specifically relates to a highway guardrail.
Background
The highway guardrail is a protective device which is arranged on two sides of a highway or two sides of a central isolation belt and used for preventing running vehicles from rushing out of the road. The existing highway guardrail comprises upright columns, a resistance piece and guardrail plates, wherein the upright columns are fixedly connected with a foundation at the lower ends, the resistance piece is connected to the upper portions of the upright columns, the guardrail plates are arranged towards the inner side of a highway, each upright column is connected with the guardrail plate through a single resistance piece, and the adjacent guardrail plates are connected through bolts. The guardrail plate of the highway guardrail is generally made of Q235 galvanized steel, and because Q235 is made of ordinary steel, the strength is low, the yield strength is only 235 MPa, and the requirements on strength and corrosion resistance can be met by using a thicker material, the material consumption and the consumption are high, the corrosion resistance of the galvanized material is poor, the workload of maintenance, repair and overhaul is high, the cost is high, the galvanized material is easy to rust after the maintenance, the corrosion condition of the underground upright column is difficult to support, the potential safety hazard is more, the service life is only a dozen years and is not more than 25 years to the maximum, the cost for replacing the guardrail plate after the service life is over, and the pollution to the environment is also high in the production process of the galvanized material. The highway guardrail not only has lower material strength and unstable structure, but also is easy to deform and damage when being impacted; the anti-blocking piece is not firmly fixed enough, has poor buffering performance and is easy to fall off when being impacted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stainless steel high strength highway guardrail, this kind of guardrail can solve current highway guardrail and have intensity and corrosion resistance can not high, the structure is unstable and the poor problem of shock-absorbing capacity.
In order to solve the above problem, the utility model discloses a technical scheme is: the stainless steel high-strength highway guardrail comprises upright columns and guardrail plates arranged on at least one side of the upright columns, wherein the adjacent guardrail plates are fixedly connected, a blocking prevention piece is connected between each upright column and each guardrail plate, each upright column is a stainless steel upright column, each guardrail plate is a stainless steel guardrail plate, and each blocking prevention piece is a stainless steel blocking prevention piece; more than two stainless steel anti-blocking pieces are fixed on each stainless steel upright post, and the stainless steel anti-blocking pieces are fixedly connected with the stainless steel guardrail plate through guardrail connecting reinforcing plates.
Among the above-mentioned stainless steel high strength highway guardrail's technical scheme, more specific technical scheme can also be: stainless steel guardrail board is the wave plate, stainless steel guardrail board is provided with striking contact plane towards the extreme position department of highway one side, striking contact plane's length direction is followed stainless steel guardrail board's length direction sets up.
Furthermore, the lap joint part of the adjacent stainless steel guardrail plates is connected with the stainless steel upright post through the guardrail connecting reinforcing plate and the stainless steel anti-blocking piece.
Furthermore, the stainless steel anti-blocking piece is of at least two-stage buffer structure arranged from the stainless steel guardrail plate to the stainless steel upright post.
Furthermore, the stainless steel prevents that the piece includes that at least two connect gradually in the stainless steel stand with the buffer sleeve between the reinforcing plate is connected to the guardrail, adjacent two the radial fixed connection of buffer sleeve, by the guardrail connect the reinforcing plate towards each that the stand direction set up the through-hole sectional area of buffer sleeve increases gradually.
Furthermore, the stainless steel anti-blocking pieces on the stainless steel upright columns are arranged at intervals along the axial direction of the stainless steel upright columns.
Further, the guardrail is connected the reinforcing plate with the cross-sectional shape of stainless steel guardrail board is the same, the face that the reinforcing plate was connected to the guardrail with the back of stainless steel guardrail board is laminated mutually.
Furthermore, one side of the stainless steel guardrail plate, which deviates from the road, is provided with guardrail reinforcing ribs.
Furthermore, the guardrail reinforcing ribs and the guardrail connecting reinforcing plate are made of high-strength stainless steel.
Furthermore, the guardrail reinforcing rib is a vertical plate, two ends of the vertical plate are respectively fixedly connected with the upper end and the lower end of the stainless steel guardrail plate, and the inner convex part of the stainless steel guardrail plate is abutted to the vertical plate.
Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has:
1. the parts of the highway guardrail are stainless steel parts, so that the corrosion resistance, the strength and the stability of the guardrail are improved, the safety protection performance of the highway guardrail is favorably enhanced, the service life of the guardrail is prolonged, the maintenance workload and the maintenance cost are reduced, and the cost performance and the environmental protection performance of a highway guardrail product are improved; each stand is connected a plurality of and is prevented hindering the piece, and prevents hindering the piece and pass through guardrail connection reinforcing plate and guardrail board fixed connection, makes to form the multiple spot between guardrail board and the stand and supports, and the dispersion atress improves energy-absorbing, the shock-absorbing capacity of guardrail, increases the intensity and the steadiness of guardrail, is favorable to protecting the passenger and reducing the vehicle damage, strengthens the safety protection performance of highway guardrail.
2. Set up striking contact surface at the guardrail board towards the outermost end of highway one side, can increase the striking contact surface, the face contact can make the atress dispersion more even, more be difficult to warp, receive the destruction to install the guardrail strengthening rib additional on the guardrail board, can strengthen guardrail intensity.
3. Adjacent guardrail board overlap joint part passes through guardrail reinforcing plate and a plurality of piece and stand fixed connection of preventing hindering, can make the guardrail connect the atress more even, connect more reliably, when one of them section guardrail board is hit, peripheral tens of meters within range's guardrail all dispersible atress, let more guardrail boards and stand share the impact of vehicle simultaneously, can improve the anti-impact ability of caving of guardrail like this greatly, avoid simultaneously to connect the warp perk and take place violent power impact with the vehicle, avoid the guardrail to be washed out and cause serious traffic accidents such as bumping post.
4. Prevent hindering the piece and set up to multistage buffer structure, and the through-hole sectional area of buffer sleeve at different levels is by connecting the reinforcing plate towards stand one side crescent to can both provide suitable buffering dynamics to the vehicle of different specifications such as dolly, cart, obtain good protection.
Drawings
Fig. 1 is a schematic structural view of the present stainless steel high-strength road barrier in example 1.
Fig. 2 is a sectional view taken in the direction of a-a in fig. 1.
Fig. 3 is a sectional view taken in the direction B-B in fig. 1.
Fig. 4 is a schematic view showing the fitting state of the stainless steel fence plate and the guardrail connecting reinforcement plate.
FIG. 5 is a schematic view showing the connection structure of the stainless steel pipe block-proof member and the guardrail connecting reinforcement plate.
Fig. 6 is a right side view of fig. 5.
Fig. 7 is a sectional view taken in the direction C-C in fig. 5.
Fig. 8 is a schematic structural view of the present stainless steel high-strength road guardrail of example 2.
Fig. 9 is a sectional view taken in the direction D-D in fig. 8.
Fig. 10 is a schematic structural view of the present stainless steel high-strength road barrier in accordance with example 3.
The reference numbers illustrate: 1. stainless steel guard rail plate; 1-1, an external convex part; 1-11, impact contact plane; 1-2, an inner convex part; 2. stainless steel upright posts; 3. fixing the bolt; 4. a stainless steel anti-snag; 4-1, a primary buffer sleeve; 4-2, a secondary buffer sleeve; 5. the guardrail is connected with the reinforcing plate; 6. a guardrail reinforcing rib; 6-1, vertical plate; 6-2, bending edges; 7. and a column reinforcing plate.
Detailed Description
The invention will be described in more detail with reference to the following embodiments:
example 1
The stainless steel high-strength highway barrier shown in fig. 1 to 3 mainly comprises a stainless steel barrier plate 1, a stainless steel upright post 2, a stainless steel barrier piece 4 and a barrier connecting reinforcing plate 5, wherein the stainless steel barrier plate 1 is fixedly connected to one side of the stainless steel upright post 2 through the barrier connecting reinforcing plate 5 and the stainless steel barrier piece 4, in the highway barrier embodiment installed on the isolation belt, the stainless steel barriers 1 can be respectively arranged on two opposite sides of the stainless steel upright post 2, and the front surface of the stainless steel barrier 1 faces one side of a highway; every stainless steel guardrail board 1 is connected with the stainless steel stand 2 that two piece at least equidistance set up, and 1 end-to-end overlap joints of adjacent stainless steel guardrail board, overlap joint part are connected fixedly through welding mode or bolted connection mode, and for improving overlap joint's steadiness, overlap joint part is connected reinforcing plate 5 and stainless steel through the guardrail and is prevented that piece 4 is connected with stainless steel stand 2. In order to improve the corrosion resistance and the strength of the guardrail, the stainless steel guardrail plate 1, the stainless steel upright post 2, the stainless steel obstruction preventing piece 4 and the guardrail connecting and reinforcing plate 5 of the embodiment are made of S600E with the yield strength of 600 MPa. S600E is a low cost, high strength stainless steel, and other embodiments of the barrier member can be made of similar high strength stainless steel materials. Each stainless steel stand 2 is connected with three stainless steel resistance pieces 4 through fixing bolt 3, and the stainless steel resistance pieces 4 are arranged at intervals up, down along the axial direction of the stainless steel stand 2, and the other end of each stainless steel resistance piece 4 is welded and fixed with a guardrail connecting reinforcing plate 5. The stainless steel guardrail plate 1 and the guardrail connecting and reinforcing plate 5 of the embodiment are corrugated plates with the same cross section shape, the stainless steel guardrail plate 1 is provided with three outer convex parts 1-1 facing one side of a road and two inner convex parts 1-2 facing away from one side of the road, the top end of each outer convex part 1-1 at the outermost end position of the stainless steel guardrail plate 1 is provided with impact contact planes 1-11 arranged along the length direction of the stainless steel guardrail plate 1, the impact contact planes 1-11 extend to the two ends of the stainless steel guardrail plate 1, and the impact contact planes 1-11 are perpendicular to a foundation and face one side of the road. A plurality of guardrail connecting reinforcing plates 5 are arranged on one side of the stainless steel guardrail plate 1, which is far away from the highway, a guardrail connecting reinforcing plate 5 is fixedly connected to the position, corresponding to each stainless steel upright post 2, of the stainless steel guardrail plate 1, and the surface of the guardrail connecting reinforcing plate 5 is completely attached to the back surface of the stainless steel guardrail plate 1, which is shown in fig. 4; one end of the stainless steel obstruction piece 4 on the same stainless steel upright post 2 is fixed at the position, recessed towards the outer convex part 1-1 of the stainless steel guardrail plate 1, of the back surface of the corresponding guardrail connecting and reinforcing plate 5 by welding, see fig. 5 and 6. As shown in fig. 7, the stainless steel obstruction preventing member 4 of the present embodiment is a two-stage buffering structure which is arranged from the stainless steel guardrail plate 1 toward the stainless steel upright post 2, and comprises a first-stage buffering sleeve 4-1 and a second-stage buffering sleeve 4-2 which are sequentially connected from the guardrail connecting reinforcing plate 5 toward the stainless steel upright post 1, wherein the first-stage buffering sleeve 4-1 and the second-stage buffering sleeve 4-2 are radially and fixedly connected, and the connection parts of the first-stage buffering sleeve 4-1 and the second-stage buffering sleeve 4-2 are fixed by welding; the first-stage buffer sleeve 4-1 and the second-stage buffer sleeve 4-2 are both hexagonal sleeve bodies, two sides of each sleeve body protrude outwards in the direction of departure, and arcs at corners are in transition to avoid stress concentration. In order to ensure that the trolley and the cart can be well buffered and protected, the sectional area of the through hole of the first-stage buffer sleeve 4-1 is smaller than that of the through hole of the second-stage buffer sleeve 4-2, and the height of the first-stage buffer sleeve 4-1 is smaller than that of the second-stage buffer sleeve 4-2.
When a vehicle collides with the stainless steel high-strength road guardrail, the vehicle is in surface contact with a plurality of collision contact planes 1-11 of the stainless steel guardrail plate 1 and slides along the length direction of the collision contact planes 1-11, and the collision force is rapidly and uniformly dispersed through the planes and is transmitted to the guardrail connecting reinforcing plate 5, the stainless steel anti-blocking piece 4 and the stainless steel upright post 2, so that the stress on the unit area of the guardrail is sharply reduced; meanwhile, the multipoint support and multistage buffering anti-blocking structure of the stainless steel anti-blocking pieces 4 can disperse vehicle impact force to different parts of the stainless steel upright posts 2 and the fixing bolts 3 connecting the stainless steel anti-blocking pieces 4 and the stainless steel upright posts 2, so that the fixing bolts 3 and the stainless steel upright posts 2 are not easily damaged, and the guardrail is not easily damaged. When the trolley forms large impact force on the guardrail, the first-stage buffer sleeve 4-1 of the stainless steel obstruction piece 4 is flattened to absorb energy, impact force is rapidly dispersed, and the trolley and passengers are not injured due to over hardness. When a large vehicle forms large impact force on the guardrail, the primary buffer sleeve 4-1 and the secondary buffer sleeve 4-2 of the stainless steel obstruction preventing piece 4 are sequentially flattened for absorbing energy, and the impact force is rapidly dispersed, so that the large vehicle and passengers are well protected.
Example 2
As shown in fig. 8 and 9, in order to improve the strength of the guardrail, each stainless steel guardrail plate 1 of the present embodiment is connected with a plurality of guardrail reinforcing ribs 6, and the guardrail reinforcing ribs 6 are made of high-strength stainless steel material and are uniformly arranged on one side of the stainless steel guardrail plate 1, which is away from the road. The main body of the guardrail reinforcing rib 6 is a vertical plate 6-1, the surface of the vertical plate 6-1 faces towards the stainless steel guardrail plate 1, in order to be fixedly connected with the stainless steel guardrail plate 5 better, two oppositely arranged bending edges 6-2 are arranged at the upper end and the lower end of the vertical plate 6-1, the guardrail reinforcing rib 6 is respectively welded and fixed with the upper end and the lower end of the stainless steel guardrail plate 1 or fixedly connected by a bolt through the two bending edges 6-2, and meanwhile, the vertical plate 6-1 of the guardrail reinforcing rib 6 is also abutted against the two inner convex parts 1-2 of the stainless steel guardrail plate 1 and fixedly connected in a welding or bolt connection mode. The remaining features are the same as in example 1.
Example 3
As shown in fig. 10, the stainless steel column of the present embodiment can be buried in a soil foundation or a cement roadbed, a column reinforcing plate 7 made of a high-strength stainless steel material is welded to a portion of the stainless steel column 2 buried under the soil foundation, so as to further improve the anti-dismantling capability of the column, and the plate surface of the column reinforcing plate 7 is welded to the back surface of the column facing a road, so as to increase the resistance of the foundation, and make the column 2 not easy to collapse. The stainless steel upright post 2 of the embodiment is buried underground and is not easy to corrode, and a thicker upright post material is not needed to resist corrosion, so that the material can be saved, and the cost can be reduced. The remaining features are the same as in example 2.
Claims (10)
1. The utility model provides a stainless steel high strength highway guardrail, is in including stand and setting the guardrail board of the at least one side of stand, it is adjacent guardrail board fixed connection, the stand with be connected with between the guardrail board and prevent hindering a, its characterized in that: the upright post is a stainless steel upright post, the guardrail plate is a stainless steel guardrail plate, and the anti-blocking piece is a stainless steel anti-blocking piece; more than two stainless steel anti-blocking pieces are fixed on each stainless steel upright post, and the stainless steel anti-blocking pieces are fixedly connected with the stainless steel guardrail plate through guardrail connecting reinforcing plates.
2. The stainless steel high strength road guardrail of claim 1, wherein: stainless steel guardrail board is the wave plate, stainless steel guardrail board is provided with striking contact plane towards the extreme position department of highway one side, striking contact plane's length direction is followed stainless steel guardrail board's length direction sets up.
3. The stainless steel high strength road guardrail of claim 2, wherein: the overlapped part of the adjacent stainless steel guardrail plates is connected with the stainless steel upright post through the guardrail connecting reinforcing plate and the stainless steel anti-blocking piece.
4. The stainless steel high strength road guardrail of any one of claims 1 to 3, wherein: the stainless steel anti-blocking piece is of at least two-stage buffer structure arranged from the stainless steel guardrail plate to the stainless steel upright post.
5. The stainless steel high strength road guardrail of claim 4, wherein: the stainless steel resistance piece comprises at least two buffer sleeves which are sequentially connected between a stainless steel stand column and the guardrail connecting reinforcing plate, and the buffer sleeves are adjacent and fixedly connected in the radial direction, and the guardrail connecting reinforcing plate faces the stand column direction.
6. The stainless steel high strength road guardrail of claim 5, wherein: the stainless steel anti-blocking pieces on the stainless steel upright columns are arranged at intervals along the axial direction of the stainless steel upright columns.
7. The stainless steel high strength road guardrail of claim 6, wherein: the guardrail is connected the reinforcing plate with the cross-sectional shape of stainless steel guardrail board is the same, the face that the reinforcing plate was connected to the guardrail with the back of stainless steel guardrail board is laminated mutually.
8. The stainless steel high strength road guardrail of claim 7, wherein: one side of the stainless steel guardrail plate, which deviates from the road, is provided with guardrail reinforcing ribs.
9. The stainless steel high strength road guardrail of claim 8, wherein: the guardrail reinforcing rib with the reinforcing plate is connected to the guardrail and is made of high strength stainless steel.
10. The stainless steel high strength road guardrail of claim 9, wherein: the guardrail reinforcing rib is a vertical plate, two ends of the vertical plate are fixedly connected with the upper end and the lower end of the stainless steel guardrail plate respectively, and the inner convex part of the stainless steel guardrail plate is abutted to the vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021068627.8U CN212835150U (en) | 2020-06-11 | 2020-06-11 | Stainless steel high-strength highway guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021068627.8U CN212835150U (en) | 2020-06-11 | 2020-06-11 | Stainless steel high-strength highway guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212835150U true CN212835150U (en) | 2021-03-30 |
Family
ID=75171941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021068627.8U Active CN212835150U (en) | 2020-06-11 | 2020-06-11 | Stainless steel high-strength highway guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212835150U (en) |
-
2020
- 2020-06-11 CN CN202021068627.8U patent/CN212835150U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111636337A (en) | High-strength stainless steel highway guardrail | |
| CN111979956B (en) | Road protection guardrail for buffering collision of automobile | |
| CN107447704A (en) | One kind is exempted to install Quick Release road guard | |
| CN212835150U (en) | Stainless steel high-strength highway guardrail | |
| CN211113175U (en) | Telescopic anticollision buffer of bridge railing tip | |
| CN202989771U (en) | High-protective-level combination type anti-collision guardrail with controllable working width | |
| CN214939671U (en) | Road and bridge are with preventing guardrail bar | |
| CN112195758B (en) | Municipal administration bridge middle part protector | |
| KR101036495B1 (en) | Guardrail combined with wood and steel | |
| CN115288513A (en) | Concrete temporary guardrail structure | |
| CN204475231U (en) | Safety guard fence for super highway | |
| CN107974973A (en) | A kind of high anticollision barrier of traffic protectiveness | |
| CN210049095U (en) | Bridge guardrail | |
| CN215888037U (en) | ETC portal anticollision barrier | |
| CN210177419U (en) | Take highway rail guard of wavy protection crossbeam | |
| CN216304505U (en) | Road and bridge anticollision barrier | |
| CN212956290U (en) | Multi-support buffering anti-blocking piece of highway guardrail | |
| CN219605036U (en) | Tower crane shaping fence device | |
| CN104404903A (en) | Collision-prevention device for preventing ultrahigh vehicle from colliding bridge | |
| CN216663794U (en) | Transition section guardrail and guardrail | |
| CN212772104U (en) | Novel anti-collision guardrail for road | |
| CN215165037U (en) | Anti-collision guardrail structure adopting folded plate cross beam | |
| CN215888029U (en) | Foamed aluminum anti-blocking corrugated beam guardrail | |
| CN218027385U (en) | Highway protective fence | |
| CN211948145U (en) | Road and bridge protection fence capable of reducing impact force |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |