CN111270629A - Obstacle protector in highway calculation clean area - Google Patents
Obstacle protector in highway calculation clean area Download PDFInfo
- Publication number
- CN111270629A CN111270629A CN201911039637.0A CN201911039637A CN111270629A CN 111270629 A CN111270629 A CN 111270629A CN 201911039637 A CN201911039637 A CN 201911039637A CN 111270629 A CN111270629 A CN 111270629A
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- China
- Prior art keywords
- corrugated plate
- upright post
- upright
- cross beam
- guardrail unit
- 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.)
- Pending
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- 230000001012 protector Effects 0.000 title claims description 4
- 230000004888 barrier function Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
- E01F15/146—Means for vehicle stopping using impact energy absorbers fixed arrangements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention provides a barrier protection device in a highway calculation clean area, which comprises a first guardrail unit and a second guardrail unit which are arranged in parallel and have symmetrical structures; the first guardrail unit comprises a first upper cross beam, a first lower cross beam and a first corrugated plate which are sequentially arranged in parallel from top to bottom and are connected with one another through a plurality of first upright posts; the second guardrail unit comprises a second upright post connection, a second upper cross beam, a second lower cross beam and a second corrugated plate; the first upright post and the second upright post are fixedly connected through a linear support and a Z-shaped support which are arranged at intervals; the first upright columns are connected with the first corrugated plate and the second upright columns are connected with the second corrugated plate through n-shaped brackets, and the closer the first upright columns are to the barrier, the more densely the first upright columns and the second upright columns are arranged. The invention has large integral rigidity and small dynamic deformation value of the guardrail, can effectively control the outward inclination in the collision process of vehicles, reduces the trip resistance of passenger cars and improves the protection effect on drivers and passengers.
Description
Technical Field
The invention relates to the technical field of highway protection facilities, in particular to a barrier protection device in a highway calculation clean area.
Background
At present, most of guardrail products used on a highway are composed of wave-shaped beams, upright posts and anti-blocking blocks (namely the existing wave-shaped beam guardrail), and the wave-shaped beam guardrail belongs to a semi-rigid guardrail and has the effect of buffering collision. However, only considering the blocking, buffering and guiding of an out-of-control vehicle, the maximum lateral dynamic displacement extension value and the maximum camber equivalent value of the vehicle cannot fully meet the requirement of 6.2.17 in road traffic safety facility design specification (JTG D81-2017) on calculating the obstacle protection in a clear zone. Therefore, obstacles in the road calculation clear zone cannot be effectively protected. It is urgently needed to design a special product for effectively protecting obstacles in a highway calculation clear area.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a barrier protection device in a road calculation clear area.
The invention is realized by the following technical scheme:
a barrier protection device in a highway calculation clean area comprises a first guardrail unit and a second guardrail unit which are arranged in parallel and are symmetrical in structure, wherein a barrier is clamped between the first guardrail unit and the second guardrail unit;
the first guardrail unit comprises a first upper cross beam, a first lower cross beam and a first corrugated plate which are sequentially arranged in parallel from top to bottom and are mutually connected through a plurality of first upright posts, the top ends of the first upright posts are vertically fixed with the first upper cross beam, and the bottom ends of the first upright posts extend out of the first corrugated plate;
the second guardrail unit comprises a second upper cross beam, a second lower cross beam and a second corrugated plate which are sequentially arranged in parallel from top to bottom and are mutually connected through a plurality of second upright posts, the top ends of the second upright posts are vertically fixed with the second upper cross beam, and the bottom ends of the second upright posts extend out of the second corrugated plate;
the middle-lower part of the first upright post is fixedly connected with the middle-lower part of the second upright post through a linear support and a Z-shaped support, and the linear support and the Z-shaped support are arranged at intervals; the first upright post and the first corrugated plate and the second upright post and the second corrugated plate are connected through an n-shaped bracket, and the n-shaped bracket comprises a first corrugated connecting sheet, an upright post connecting sheet and a second corrugated plate connecting sheet which are integrally formed; the density degree of the first upright post and the second upright post is determined by the distance between the first upright post and the second upright post and the closer the first upright post and the second upright post are to the obstacle, the more densely the first upright post and the second upright post are arranged.
Preferably, the two ends of the first column support are provided with a first column support connecting plate, and the first column support connecting plate is connected with the first upright column and the second upright column through bolts respectively.
Further preferably, 2 free ends and 2 broken lines that the Z word propped are all equipped with the Z word respectively and prop the connecting plate, and the Z word props the connecting plate and passes through bolted connection respectively with first stand, second stand.
Further preferably, the first wave plate and the second wave plate are arranged between the first wave plate and the second wave plate.
More preferably, the heights of the first guardrail unit and the second guardrail unit are both 1500mm, and the central heights of the first corrugated plate and the second corrugated plate are both 817 mm.
Most preferably, the first and second corrugated plates are triple corrugated plates.
Compared with the prior art, the invention adopts the overall layout of the three-wave plate and the double cross beams, the linear support and the Z-shaped support are additionally arranged between the two guardrail units, the n-shaped bracket is adopted to connect the upright post with the three-wave plate, and the rigidity of the upright post is gradually changed, so that the protector which has large overall rigidity and small dynamic deformation value of the guardrail is finally obtained, the outward inclination in the vehicle collision process can be effectively controlled, the trip resistance of a passenger car is reduced, and the protection effect on drivers and passengers is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a schematic view of the structure of the chaplet of FIG. 1;
FIG. 4 is a schematic structural view of the Z-shaped brace of FIG. 1;
FIG. 5 is a schematic structural view of the bracket shaped like the Chinese character pi;
fig. 6 is a second structural schematic diagram of the present invention.
In the figure:
1. a first upper cross member; 2. a first upright post; 3. a first support; 4. a Z-shaped support; 5. a second upper cross member; 6. a second upright post; 7. a first lower cross member; 8. a first corrugated plate; 9. a bracket shaped like a Chinese character Pi; 91. a first corrugated plate connecting sheet; 92. a second corrugated plate connecting sheet; 93. and (5) connecting the upright post with a connecting sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown collectively in fig. 1, 2 and 6: a barrier protection device in a highway calculation clean area comprises a first guardrail unit and a second guardrail unit which are arranged in parallel and are symmetrical in structure, wherein a barrier is clamped between the first guardrail unit and the second guardrail unit; the first guardrail unit comprises a first upper cross beam 1, a first lower cross beam 7 and a first corrugated plate 8 which are sequentially arranged in parallel from top to bottom and are mutually connected through a plurality of first upright posts 2, the top ends of the first upright posts 2 are vertically fixed with the first upper cross beam 1, and the bottom ends of the first upright posts extend out of the first corrugated plate 8; the second guardrail unit comprises a second upper cross beam 5, a second lower cross beam (not shown) and a second corrugated plate (not shown), which are sequentially arranged in parallel from top to bottom and are connected with each other through a plurality of second upright posts 6, wherein the top ends of the second upright posts 6 are vertically fixed with the second upper cross beam 5, and the bottom ends of the second upright posts extend out of the second corrugated plate; the middle-lower part of the first upright post 2 is fixedly connected with the middle-lower part of the second upright post 6 through a linear support 3 and a Z-shaped support 4, and the linear support 3 and the Z-shaped support 4 are arranged at intervals; the first upright post 2 and the first corrugated plate 8 and the second upright post 6 and the second corrugated plate are connected through a bracket 9 shaped like the Chinese character pi, as shown in fig. 5: the n-shaped bracket 9 comprises a first waveform connecting sheet 91, an upright post connecting sheet 93 and a second waveform plate connecting sheet 92 which are integrally formed, the upright post connecting sheet 93 is connected with the first upright post 2 or the second upright post 6 through a bolt, and the first waveform plate connecting sheet 91 and the second waveform plate connecting sheet 92 are connected with the first waveform plate 8 or the second waveform plate through a bolt; the density degree of the first upright post 2 and the second upright post 6 is determined according to the distance between the first upright post and the obstacle, and the closer the first upright post 2 and the second upright post 6 are to the obstacle, the more densely the first upright post 2 and the second upright post are arranged; the first and second corrugated plates are preferably both triple corrugated plates.
Compared with the prior art, the invention has the following beneficial effects:
1. the first guardrail unit and the second guardrail unit form bidirectional protection on the barrier, and the first upright post 2 and the second upright post 6 are stressed in a left-right cooperative mode, so that the integral rigidity of the guardrail can be effectively improved, and the dynamic deformation value of the guardrail can be effectively reduced;
2. the linear support and the Z-shaped support are arranged between the first upright post 2 and the second upright post 6 at intervals, so that the rigidity of the upright posts can be obviously improved, and the integral rigidity of the guardrail is further improved;
3. with the help of the n-shaped bracket 9, the corrugated plate can effectively reduce the tripping resistance of the passenger car and improve the protection of people in the car;
4. the arrangement density of the stand columns is gradually changed, so that high-strength protection is formed in the near area of the barrier, the risk caused by rigidity mutation can be avoided, and the production cost is reduced while effective protection is achieved.
As shown in fig. 3, as a preferred embodiment, a first column support connecting plate is disposed at two ends of the first column support 3, and the first column support connecting plate is connected to the first column 2 and the second column support 6 by bolts. As shown in fig. 4, as a preferred technical solution, in yet another embodiment of the present invention, Z-shaped support connection plates are respectively disposed at 2 free ends and 2 folding lines of the Z-shaped support 4, and the Z-shaped support connection plates are respectively connected to the first upright column 2 and the second upright column 6 through bolts. A word props 3 and props 4 all to be connected with each stand through the bolt with the Z word, and is changeed the installation and is more showing to the improvement of guardrail rigidity than increasing the stand size.
As a preferred technical solution, in a further embodiment of the present invention, a brace 3 and a brace 4 are located between the first corrugated plate 8 and the second corrugated plate to cushion and support the impact force on the corrugated plates.
As a preferable technical solution, in another embodiment of the present invention, the heights of the first guardrail unit and the second guardrail unit are both 1500mm, the central heights of the first corrugated plate 8 and the second corrugated plate are both 817mm, and in the above height range, the total layout of the double-beam and corrugated plate structure of the first guardrail unit and the second guardrail unit is matched, so that the camber during the vehicle collision can be effectively avoided.
Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The construction or connection of parts not described in detail in the present invention is prior art.
Claims (6)
1. The utility model provides a barrier protector in highway calculation clean area which characterized in that: the guardrail comprises a first guardrail unit and a second guardrail unit which are arranged in parallel and are symmetrical in structure, and a barrier is clamped between the first guardrail unit and the second guardrail unit;
the first guardrail unit comprises a first upper cross beam (1), a first lower cross beam (7) and a first corrugated plate (8), which are sequentially arranged in parallel from top to bottom and are mutually connected through a plurality of first upright posts (2), wherein the top end of each first upright post (2) is vertically fixed with the first upper cross beam (1), and the bottom end of each first upright post extends out of the corresponding first corrugated plate (8);
the second guardrail unit comprises a second upper cross beam (5), a second lower cross beam and a second corrugated plate which are sequentially arranged in parallel from top to bottom and are mutually connected through a plurality of second upright posts (6), the top ends of the second upright posts (6) are vertically fixed with the second upper cross beam (5), and the bottom ends of the second upright posts extend out of the second corrugated plate;
the middle-lower part of the first upright post (2) and the middle-lower part of the second upright post (6) are fixedly connected with a Z-shaped support (4) through a linear support (3), and the linear support (3) and the Z-shaped support (4) are arranged at intervals; the first upright column (2) and the first corrugated plate (8) and the second upright column (6) and the second corrugated plate are connected through an n-shaped bracket (9), and the n-shaped bracket (9) comprises a first corrugated connecting sheet (91), an upright column connecting sheet (93) and a second corrugated plate connecting sheet (92) which are integrally formed; the density degree of the first upright post (2) and the second upright post (6) is determined by the distance between the first upright post and the obstacle, and the closer the first upright post and the second upright post (6) are to the obstacle, the more densely the first upright post and the second upright post are arranged.
2. The in-road-calculation-clearance-zone obstacle guard device according to claim 1, wherein: the two ends of the first column support (3) are provided with first column support connecting plates, and the first column support connecting plates are connected with the first stand column (2) and the second stand column (6) through bolts respectively.
3. The in-road-calculation-clearance-zone obstacle guard device according to claim 1, wherein: 2 free ends and 2 broken lines of Z word (4) are equallyd divide and are equipped with Z word and prop the connecting plate respectively, Z word props the connecting plate and passes through bolted connection respectively with first stand (2), second stand (6).
4. A road computing clearance area obstacle guard device according to claims 1-3, wherein: the first corrugated plate (8) and the second corrugated plate are positioned between the first corrugated plate (3) and the Z-shaped support (4).
5. The in-road-calculation-clearance-zone obstacle guard device according to claim 4, wherein: the height of the first guardrail unit and the height of the second guardrail unit are both 1500mm, and the central height of the first corrugated plate (8) and the central height of the second corrugated plate are both 817 mm.
6. The in-road-calculation-clearance-zone obstacle guard device according to claim 5, wherein: the first corrugated plate (8) and the second corrugated plate are both three-corrugated plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911039637.0A CN111270629A (en) | 2020-04-20 | 2020-04-20 | Obstacle protector in highway calculation clean area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911039637.0A CN111270629A (en) | 2020-04-20 | 2020-04-20 | Obstacle protector in highway calculation clean area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111270629A true CN111270629A (en) | 2020-06-12 |
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ID=71070712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911039637.0A Pending CN111270629A (en) | 2020-04-20 | 2020-04-20 | Obstacle protector in highway calculation clean area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111270629A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2556754A1 (en) * | 1983-12-20 | 1985-06-21 | France Etat | ROAD PROTECTION SLIDE ADAPTED TO HIGHER BARRIERS |
| US20120003039A1 (en) * | 2009-03-19 | 2012-01-05 | Industrial Galvanizers Corporation Pty Ltd | Road Barrier |
| CN202899066U (en) * | 2012-09-04 | 2013-04-24 | 李建伟 | Double-layer single wave beam steel barrier |
| CN203947436U (en) * | 2014-06-13 | 2014-11-19 | 山东高速股份有限公司 | The double-deck guardrail of wave beams |
| CN204097924U (en) * | 2014-08-18 | 2015-01-14 | 广西桂海高速公路有限公司 | Dividing strip guardrail and median barrier |
| US20150129822A1 (en) * | 2013-10-11 | 2015-05-14 | Safe Direction Pty Ltd | Barrier system |
| CN207193845U (en) * | 2017-03-16 | 2018-04-06 | 杨波 | A kind of urban road bridges Bridge Pier structure |
| CN209482208U (en) * | 2018-11-24 | 2019-10-11 | 安徽择正公路工程有限责任公司 | A kind of corrugated beam barrier |
| CN212506003U (en) * | 2020-04-20 | 2021-02-09 | 江苏国强交通科技有限公司 | Obstacle protector in highway calculation clean area |
-
2020
- 2020-04-20 CN CN201911039637.0A patent/CN111270629A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2556754A1 (en) * | 1983-12-20 | 1985-06-21 | France Etat | ROAD PROTECTION SLIDE ADAPTED TO HIGHER BARRIERS |
| US20120003039A1 (en) * | 2009-03-19 | 2012-01-05 | Industrial Galvanizers Corporation Pty Ltd | Road Barrier |
| CN202899066U (en) * | 2012-09-04 | 2013-04-24 | 李建伟 | Double-layer single wave beam steel barrier |
| US20150129822A1 (en) * | 2013-10-11 | 2015-05-14 | Safe Direction Pty Ltd | Barrier system |
| CN203947436U (en) * | 2014-06-13 | 2014-11-19 | 山东高速股份有限公司 | The double-deck guardrail of wave beams |
| CN204097924U (en) * | 2014-08-18 | 2015-01-14 | 广西桂海高速公路有限公司 | Dividing strip guardrail and median barrier |
| CN207193845U (en) * | 2017-03-16 | 2018-04-06 | 杨波 | A kind of urban road bridges Bridge Pier structure |
| CN209482208U (en) * | 2018-11-24 | 2019-10-11 | 安徽择正公路工程有限责任公司 | A kind of corrugated beam barrier |
| CN212506003U (en) * | 2020-04-20 | 2021-02-09 | 江苏国强交通科技有限公司 | Obstacle protector in highway calculation clean area |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20230630 Address after: 100071 No.1 Haiying Road, Science City, Fengtai District, Beijing [park] Applicant after: BEIJING SHENHUAKE TRAFFIC ENGINEERING CO.,LTD. Applicant after: Jiangsu Guoqiang New Materials Technology Co.,Ltd. Address before: 213000 building 41, 88 laoming Road, Shangxing Town, Liyang City, Changzhou City, Jiangsu Province Applicant before: Jiangsu Guoqiang Transportation Technology Co.,Ltd. |
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