CN110318357A - A kind of stress concentration energy saving and environment friendly freeway guardrail of release type - Google Patents
A kind of stress concentration energy saving and environment friendly freeway guardrail of release type Download PDFInfo
- Publication number
- CN110318357A CN110318357A CN201910668321.1A CN201910668321A CN110318357A CN 110318357 A CN110318357 A CN 110318357A CN 201910668321 A CN201910668321 A CN 201910668321A CN 110318357 A CN110318357 A CN 110318357A
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- CN
- China
- Prior art keywords
- connecting rod
- energy saving
- environment friendly
- release type
- guardrail
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- 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.)
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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
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
-
- 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 present invention relates to freeway guardrail technical fields, a kind of stress concentration energy saving and environment friendly freeway guardrail of release type, including shell, the inside of the shell is fixedly connected with hollow channel, the surface of hollow channel is hinged with connecting rod, the upper end of connecting rod is flexibly connected by inflatable mouth with housing top wall, the lower end of the connecting rod is connected with buffer layer, the adjacent connecting rod is flexibly connected by pulling mechanism, the pulling mechanism includes pressure ram, the two sides of pressure ram open up fluted, pass through pulling mechanism, it is not knocked region, because of the influence for the region pulling force that is impacted, gag lever post can lose position-limiting action far from groove, pressure ram is close to buffer layer under the drive of compressed spring, to adjust the swing angle of buffer layer, play the role of guiding and buffering to vehicle, at the same time, gag lever post is stretched, indirectly expand The length of guardrail, to achieve the effect that stretching guardrail length protection vehicle does not fall out down.
Description
Technical field
The present invention relates to freeway guardrail technical field, specially a kind of stress concentrates the energy saving and environment friendly high speed of release type
Highway barrier.
Background technique
Highway, especially highway with its high speed, efficiently, safety, it is comfortable the features such as had determined in national economy
Its critical role.The development of auto industry and the construction of high-grade highway create for quick, the convenient and fast traffic of realization must
The apparatus of transport and infrastructure wanted, improve people's lives quality, or even greatly change people's lives mode.So
And with development of automobile and road construction, people have in face of the environment that gets worse and traffic safety problem.
Guardrail becomes the essential safety devices of highway, but traditional guardrail is in the effect of moment impact load
Under, it does not move substantially, is indeformable, the energy absorption in collision process is first is that lean on the plastic deformation of automobile itself, second is that leaning on vapour
CONTACT WITH FRICTION between vehicle and guardrail；These behaviors are without the shocking damage for effectively reducing accident vehicle and occupant, especially
In some hill path bends, often because guardrail can not stretch and absorb impact force and vehicle be caused to sweep away cliff, not only can
The miserable condition of car crash is caused, guardrail fragment can also be made to fall cliff, and guardrail material is non-degradable material, can be made to environment
At certain pollution, therefore a kind of stress concentrates the energy saving and environment friendly freeway guardrail of release type to come into being.
Summary of the invention
To realize that above-mentioned guardrail can stretch, stress is concentrated and resists and absorb impact energy purpose, the present invention provides as follows
Technical solution: a kind of stress concentration energy saving and environment friendly freeway guardrail of release type, including shell, the inside of the shell are fixed
It is connected with hollow channel, the surface of hollow channel is hinged with connecting rod, and the upper end of connecting rod is connected by inflatable mouth and housing top wall activity
It connects, the lower end of the connecting rod is connected with buffer layer, and the adjacent connecting rod is flexibly connected by pulling mechanism, the pulling
Mechanism includes pressure ram, and the two sides of pressure ram open up fluted, the surface of the pressure ram and the top movable for being located at groove
It is connected with compressed spring, the surface activity of the groove is connected with gag lever post, and gag lever post is connected with far from one end of groove
Reset spring, the pressure ram upper end are flexibly connected with inflatable mouth, and pressure ram is fixedly connected with arc far from one end of inflatable mouth
Plate.
The beneficial effects of the present invention are:
1. being knocked the buffer layer in region under the drive of connecting rod when guardrail is hit by connecting rod and buffer layer
It is concentrated at the heart thereto, increases the concentrated stress of impingement region to resist impact, if impact force is excessive, buffer layer bears incessantly to rush
When hitting power, then it is close to air bag to will push pressure ram, and so that it is become larger to air bag inflation, impact force is absorbed again, to reach
Absorb the effect of impact energy protection driver and passenger.
2. not being knocked region by pulling mechanism, because of the influence for the region pulling force that is impacted, gag lever post can lose far from groove
Position-limiting action is removed, pressure ram is close to buffer layer under the drive of compressed spring, so that the swing angle of buffer layer is adjusted, to vehicle
Play the role of guiding and buffering, at the same time, gag lever post is stretched, and the length of guardrail is indirectly expanded, to reach
Stretch the effect that guardrail length protection vehicle is not fallen out down.
Preferably, the surface of the shell is fixedly connected with support rod, and the surface of support rod is fixedly connected with light bar.
Preferably, the both ends of the support rod are connected with knob.
Preferably, hinge wheel is connected at the center of the connecting rod, the surface of hinge wheel is flexibly connected with knob.
Preferably, the hinge wheel is flexibly connected far from the side of knob with pulling mechanism.
Preferably, the surface activity of the hollow channel is connected with sliding slot, and the surface activity of sliding slot is connected with snap-gauge.
Preferably, the quantity of the buffer layer is three, and adjacent buffer layer is connected by motion bar.
Preferably, air bag is fixedly installed between the shell and inflatable mouth.
Detailed description of the invention
Fig. 1 is inventive shell structural front view；
Fig. 2 is inventive shell structure overhead sectional view；
Fig. 3 is hollow channel structure sectional view of the present invention；
Fig. 4 is pulling mechanism schematic diagram of the present invention.
In figure: 1- shell, 2- hollow channel, 3- connecting rod, 4- inflatable mouth, 5- buffer layer, 6- pulling mechanism, 7- pressure ram,
8- groove, 9- compressed spring, 10- gag lever post, 11- reset spring, 12- arc panel, 13- support rod, 14- light bar, 15- knob,
16- hinge wheel, 17- sliding slot, 18- snap-gauge, 19- air bag.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, a kind of stress concentration energy saving and environment friendly freeway guardrail of release type, including shell 1, shell 1
It is made of degradable environment-friendly material, the surface of shell 1 is fixedly connected with support rod 13, and the both ends of support rod 13 are movable
It is connected with knob 15, hinge wheel 16, side of the hinge wheel 16 far from knob 15 and pulling mechanism 6 are connected at the center of connecting rod 3
It is flexibly connected, the surface of hinge wheel 16 is flexibly connected with knob 15, and the surface of support rod 13 is fixedly connected with light bar 14, shell 1
Inside is fixedly connected with hollow channel 2, and the surface activity of hollow channel 2 is connected with sliding slot 17, the surface activity connection of sliding slot 17
There is snap-gauge 18, the surface of hollow channel 2 is hinged with connecting rod 3, and the upper end of connecting rod 3 is connected by inflatable mouth 4 and 1 roof activity of shell
It connects, air bag 19 is fixedly installed between shell 1 and inflatable mouth 4, the lower end of connecting rod 3 is connected with buffer layer 5, buffer layer 5
Quantity is three, and adjacent buffer layer 5 is connected by motion bar, and adjacent connecting rod 3 is flexibly connected by pulling mechanism 6, is pulled
Mechanism 6 includes pressure ram 7, and the two sides of pressure ram 7 open up fluted 8, the surface of the pressure ram 7 and top for being located at groove 8 is living
Dynamic to be connected with compressed spring 9, the surface activity of groove 8 is connected with gag lever post 10, and gag lever post 10 connects far from one end activity of groove 8
It is connected to reset spring 11,7 upper end of pressure ram is flexibly connected with inflatable mouth 4, and pressure ram 7 is fixedly connected far from one end of inflatable mouth 4
There is arc panel 12.
When in use, the speed set according to width of roadway and highway, adjusts compressed spring 9 by knob 15
The buffer layer 5 in region is knocked in connecting rod 3 and sliding slot 17 when guardrail is hit with the elastic force of reset spring 11
Drive under concentrate at the heart thereto, due to the superposition and dispersion principle of power, the power that multiple buffer layers 5 are born can be by its own
Material absorb a part, buffer layer 5 can deflect while absorbing impact force, lead to playing stress collection at shock and neutralizing
To effect, if impact force is excessive, when buffer layer 5 bears not living impact force, then it is close to air bag 19 to will push pressure ram 7, and
So that it is become larger to the inflation of air bag 19, absorb impact force again, do not impacted on guardrail but when distance is closer by shock zone, because by
The influence of impingement region pulling force, gag lever post 10 can lose position-limiting action, pressure ram far from groove 8 under the guiding of reset spring 11
7 is close to buffer layer 5 under the drive of compressed spring 9, and arc panel 12 is contacted with buffer layer 5, and adjusts the angle of oscillation of buffer layer 5
Degree, to guiding and buffering is played the role of in vehicle and guardrail contact taxiing procedures, this process is pre-preparation state, gag lever post 10
The length of guardrail is indirectly expanded when being stretched, because air bag 19 has certain ductility, guardrail support rod
When 13 fracture, guardrail is still an entirety, plays the role of protection to the accident vehicle of steep cliff corner.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of stress concentrates the energy saving and environment friendly freeway guardrail of release type, including shell (1), it is characterised in that: the shell
The inside of body (1) is fixedly connected with hollow channel (2), and the surface of hollow channel (2) is hinged with connecting rod (3), the upper end of connecting rod (3)
It is flexibly connected by inflatable mouth (4) with shell (1) roof, the lower end of the connecting rod (3) is connected with buffer layer (5), described
Adjacent connecting rod (3) is flexibly connected by pulling mechanism (6).
The pulling mechanism (6) includes pressure ram (7), and the two sides of pressure ram (7) open up fluted (8), the pressure ram (7)
Surface and be located at the top movable of groove (8) and be connected with compressed spring (9), the connection of the surface activity of the groove (8) is limited
Position bar (10), gag lever post (10) are connected with reset spring (11) far from the one end of groove (8), pressure ram (7) upper end
It is flexibly connected with inflatable mouth (4), pressure ram (7) is fixedly connected with arc panel (12) far from the one end of inflatable mouth (4).
2. a kind of stress according to claim 1 concentrates the energy saving and environment friendly freeway guardrail of release type, it is characterised in that:
The surface of the shell (1) is fixedly connected with support rod (13), and the surface of support rod (13) is fixedly connected with light bar (14).
3. a kind of stress according to claim 1 concentrates the energy saving and environment friendly freeway guardrail of release type, it is characterised in that:
The both ends of the support rod (13) are connected with knob (15).
4. a kind of stress according to claim 1 concentrates the energy saving and environment friendly freeway guardrail of release type, it is characterised in that:
It is connected with hinge wheel (16) at the center of the connecting rod (3), the surface of hinge wheel (16) is flexibly connected with knob (15).
5. a kind of stress according to claim 1 concentrates the energy saving and environment friendly freeway guardrail of release type, it is characterised in that:
The hinge wheel (16) is flexibly connected far from the side of knob (15) with pulling mechanism (6).
6. a kind of stress according to claim 1 concentrates the energy saving and environment friendly freeway guardrail of release type, it is characterised in that:
The surface activity of the hollow channel (2) is connected with sliding slot (17), and the surface activity of sliding slot (17) is connected with snap-gauge (18).
7. a kind of stress according to claim 1 concentrates the energy saving and environment friendly freeway guardrail of release type, it is characterised in that:
It is connected between the adjacent buffer layer (5) by motion bar.
8. a kind of stress according to claim 1 concentrates the energy saving and environment friendly freeway guardrail of release type, it is characterised in that:
Air bag (19) are fixedly installed between the shell (1) and inflatable mouth (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668321.1A CN110318357B (en) | 2019-07-23 | 2019-07-23 | Stress concentration release type energy-saving environment-friendly highway guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668321.1A CN110318357B (en) | 2019-07-23 | 2019-07-23 | Stress concentration release type energy-saving environment-friendly highway guardrail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110318357A true CN110318357A (en) | 2019-10-11 |
| CN110318357B CN110318357B (en) | 2020-10-20 |
Family
ID=68124273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910668321.1A Active CN110318357B (en) | 2019-07-23 | 2019-07-23 | Stress concentration release type energy-saving environment-friendly highway guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110318357B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832160A (en) * | 2021-01-29 | 2021-05-25 | 山西省交通规划勘察设计院有限公司 | Highway guardrail bar planting device |
| CN113789745A (en) * | 2021-09-17 | 2021-12-14 | 缪孝精 | Anti-collision early warning protective guard for expressway |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113789745A (en) * | 2021-09-17 | 2021-12-14 | 缪孝精 | Anti-collision early warning protective guard for expressway |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110318357B (en) | 2020-10-20 |
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Effective date of registration: 20221220 Address after: 710000 Room 11504, Mingfeng International, Fengcheng 7th Road, Economic Development Zone, Xi'an, Shaanxi Patentee after: Shaanxi jinbaodi Traffic Engineering Construction Co.,Ltd. Address before: 311400 room 503, 677 Enbo Avenue, Fuchun street, Fuyang District, Hangzhou City, Zhejiang Province (trusteeship 119) Patentee before: Hangzhou Qinli Machinery Co.,Ltd. |
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| TR01 | Transfer of patent right |