CN109338948A - A kind of collapse type highway edge guardrail - Google Patents
A kind of collapse type highway edge guardrail Download PDFInfo
- Publication number
- CN109338948A CN109338948A CN201811439779.1A CN201811439779A CN109338948A CN 109338948 A CN109338948 A CN 109338948A CN 201811439779 A CN201811439779 A CN 201811439779A CN 109338948 A CN109338948 A CN 109338948A
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- casing
- support
- bottom supporting
- supporting beam
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- 230000000875 corresponding Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 3
- 230000003139 buffering Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000003116 impacting Effects 0.000 description 4
- 230000001681 protective Effects 0.000 description 4
- 230000002093 peripheral Effects 0.000 description 3
- 230000037250 Clearance Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 230000035512 clearance Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000001340 slower Effects 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000011469 building brick Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
-
- 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
- E01F15/02—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
- E01F15/0492—Provisions for guiding in combination with rails, e.g. tire-gutters
Abstract
The present invention provides a kind of collapse type highway edge guardrails, belong to road equipment technical field.This freeway guardrail includes the bottom supporting beam and the top support beam parallel with bottom supporting beam being fixedly linked with ground, and spaced set has several connecting columns between bottom supporting beam and top support beam；Connecting column includes several support sections, a spring stack is connected between adjacent supports section, upper end positioned at the support section of topmost is connected with top support beam, lower end positioned at the support section of lowest part is fixedly linked with corresponding bottom supporting beam, it is connected between adjacent two supports section by a casing, the spring stack between two support sections that casing package is attached thereto, is threadedly coupled between casing and support section, a cushion collar is fixedly installed outside casing.The present invention has many advantages, such as that vehicle side turning can be prevented.
Description
Technical field
The invention belongs to road equipment technical fields, are related to a kind of collapse type highway edge guardrail.
Background technique
With the rapid development of economy, automobile is commonly used as a kind of convenient and fast vehicles.In China, not people having a common goal
The speed limit on road is also different, for example, the general speed limit in urban road is 40 kilometer per hours, the general speed per hour of common road is 40-
80 kilometer per hours, the general speed per hour of highway is 60-120 kilometer per hours, therefore is mostly to knock into the back in the traffic accident in urban district
Accident, on common road or highway, since automobile speed is too fast, frequent accidents occur, wherein the most serious
It is that the automobile run at high speed bumps against on the protective fence among roadside or road, and these protective fences are by concrete building brick or by being spaced
The concret block of setting and the horizontal bar for connecting adjacent block are constituted, then either connect structure with column by the cross bar of steel construction
At still, these protective fences can not absorb the collision kinetic energy of automobile, and by the opposition of protective fence after collision, automobile is turned over
Turn or reversion deviates former lane, is easy to that secondary collision occurs with the automobile run at high speed, more Automobiles is caused to ruin people
It dies, exacerbates the harmfulness of accident.
For above-mentioned traffic accident, Chinese invention patent (CN202116999U) discloses a kind of spaced ground formula at present
Traffic guardrail with rotary body, including column, the elastic rotary body being sheathed on column, are respectively arranged at the upper of elastic rotary body
The upper rail and bottom rail of side and lower section are set on column and are arranged in the rotation between bottom rail and elastic rotary body and accept
Part, column include the long column and short column being arranged alternately, and long column, which extends downward into below bottom rail, forms installation landing portion,
The both ends of short column are connected with upper rail and bottom rail respectively.
For another example Chinese invention patent (CN102027173A) discloses a kind of shock-absorbing installation for roadway, is set in road
The road Yang Xianhuo roadside, when colliding with vehicle, absorption disperses impact caused by it, comprising: pillar, in the center of road
The road Xian Huo roadside is buried fixed at regular intervals and is in cylinder body shape；Support tube is rotated, by that built in pillar and can be revolved
Turn；Multiple buffering roller members form combined mouth to be rotationally arranged at the outer peripheral surface of rotation support tube, and inside/outside portion is in one
The cylindrical shape of type elastic rubber material, and high brightness reflective tape is set outside it；Safety rails are pressed on buffering roller member
One fixed spacing be set it is multiple, it is each integral horizontally disposed in the up/down portion of each pillar；First rotation catching sheet, center is set
It is equipped with combined hole, and is set to the outer peripheral surface up/down end for being provided with the rotation support tube of buffering roller member, in combined hole
Circumferential surface a part forms the second fixing groove and forms multiple radial first protruding portions projected upwards in its one side, to rotate
The one side of support tube forms the first fixing groove, to be fixed by the first fixed pin；Second rotation catching sheet, center is set
It is equipped with above-mentioned combined hole, and is separately positioned on the up/down end of pillar, is set respectively so that the second rotation catching sheet be made to be set to
It sets in the lower part of the first rotation catching sheet of rotation support tube up/down end, forms the 4th in inner peripheral surface a part of combined hole
Fixing groove to be fixed by the second fixed pin, and is formed with forming third fixing groove in the one side of pillar in its one side
Multiple radial first protruding portions projected upwards, to rotate the face kissing for forming the first protruding portion in catching sheet with first
It closes.
The relatively traditional road guard-rail of above two guardrail structure can play when preferably reducing car crass
Damage, but they are relatively complex, in actual use, due to the limitation in structure, install time-consuming and laborious, labor
Fatigue resistance is big, and working efficiency is low.More important is this structure still effectively can not prevent automobile from turning on one's side.
Summary of the invention
In view of the above problems existing in the prior art, the purpose of the present invention is to provide a kind of collapse type highway edge
Guardrail, the technical problem to be solved by the present invention is to buffer to automobile, and prevent how when automobile and guardrail are hit
Only automobile is turned on one's side.
Object of the invention can be realized by the following technical scheme: a kind of collapse type highway edge guardrail, special
Sign is that this freeway guardrail includes the bottom supporting beam being fixedly linked with ground and the top branch parallel with bottom supporting beam
Beam is supportted, spaced set there are several connecting columns between the bottom supporting beam and top support beam；The connecting column includes several
Support saves, and is connected with a spring stack between adjacent supports section, and the upper end positioned at the support section of topmost is connected with top support beam,
Lower end positioned at the support section of lowest part is fixedly linked with corresponding bottom supporting beam, passes through one between adjacent two supports section
Casing is connected, the spring stack between two support sections that described sleeve pipe package is attached thereto, spiral shell between described sleeve pipe and support section
Line connection, described sleeve pipe are fixedly installed a cushion collar outside.
Under normal circumstances, adjacent supports section sleeve positions, and connecting column is made to be in longitudinal bracing state, and does not have slow
Punching and deformability；When guardrail is by automobile impacting, cushion collar by vehicle traveling direction active force and rotate, to make
Casing is detached from the connection of a support section in two support sections being attached thereto, and is only connected by spring stack between adjacent supports section
It connects, so as to the deformation under the effect of the impact force of automobile, is in the curved surface to automobile impacting direction indent after deformation, passes through company
The deformation for connecing column makes guardrail other than it can carry out the guiding and buffering of driving direction to automobile, additionally it is possible to pass through certain model
Interior guardrail crumple is enclosed, realization slows down automobile by the purpose for hitting impact force.
In this guardrail, there is longitudinal movement during rotating due to cushion collar, and be detached from a wherein support in casing
After section, spring stack makes guardrail that impact force be carried out multidirectional decomposition when being hit there is also longitudinal stretching deformation, to mention
High buffering effect, after guardrail deformation, top braces beam strength is higher, and its terrain clearance is between 1.2 meters to 1.5 meters, greatly
In the height of common private car headstock, headstock can be limited by top guardrail, make deformed guardrail in top shape substantially not
Become, the pocket reticular structure that only middle part is recessed to the direction that is impacted, rollover when effectively automobile can be avoided to hit.
In a kind of above-mentioned collapse type highway edge guardrail, between adjacent casing, be located at the lowermost casing with
Guarantor's type pipe, guarantor's type pipe are connected separately between the supporting beam of bottom, between the casing and top support beam of the top
For bellows.
Guarantor's type pipe can vertically move easily to avoid casing, can also provide resistance when casing vertically moves, make
Buffering effect and energy-absorbing effect are more preferable.
In a kind of above-mentioned collapse type highway edge guardrail, a wave is provided with below the top support beam
The evacuation plate of line shape, the evacuation plate are formed by a horizontal straight panel in longitudinal direction cyclic bending.
When automobile and guardrail are hit, if automobile can not cross over guardrail, the direction turned on one's side is vehicle body
Lateral another side to overturn is hit, in order to preferably prevent vehicle side turning, evacuation plate can vacate certain longitudinal sky by deforming
Between, make headstock while longitudinal tilting force of rollover is buffered, and can contain that headstock is hit side and stuck up by way of resigning
It rises.
In a kind of above-mentioned collapse type highway edge guardrail, the cushion collar is made of rubber material.
In a kind of above-mentioned collapse type highway edge guardrail, the cushion collar is made of plastic material, described slow
Punching set is hollow structure.
In a kind of above-mentioned collapse type highway edge guardrail, guarantor's type pipe is made of EVA material.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this guardrail.
Fig. 2 is the sectional view in Fig. 1 on the direction A-A.
Fig. 3 is the schematic perspective view of cushion collar.
In figure, 1, bottom supporting beam；2, top support beam；3, connecting column；31, support section；32, spring stack；33, casing；
34, cushion collar；35, guarantor's type pipe；4, plate is avoided.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As depicted in figs. 1 and 2, this freeway guardrail includes the bottom supporting beam 1 being fixedly linked with ground and and bottom
The parallel top support beam 2 of supporting beam 1, spaced set has several connecting columns 3 between bottom supporting beam 1 and top support beam 2；
Connecting column 3 includes several supports section 31, a spring stack 32 is connected between adjacent supports section 31, positioned at the support section 31 of topmost
Upper end be connected with top support beam 2, positioned at lowest part support section 31 lower end and corresponding 1 stationary phase of bottom supporting beam
Even, be connected between adjacent two supports section 31 by a casing 33, casing 33 wrap up two supports being attached thereto save 31 it
Between spring stack 32, be threadedly coupled between casing 33 and support section 31, a cushion collar 34 be fixedly installed outside casing 33.
Under normal circumstances, 31 sleeve 33 of adjacent supports section positions, and so that connecting column 3 is in longitudinal bracing state, and not
With buffering and deformability；When guardrail is by automobile impacting, cushion collar 34 by vehicle traveling direction active force and revolve
Turn, thus the connection for a support section 31 for being detached from casing 33 in two support sections 31 being attached thereto, adjacent supports section 31
Between only connected by spring stack 32, so as to the deformation under the effect of the impact force of automobile, in automobile impacting side after deformation
The curved surface to concave makes guardrail in addition to that can carry out the guiding of driving direction to automobile and buffer it by the deformation of connecting column 3
Outside, additionally it is possible to which, by a certain range of guardrail crumple, realization slows down automobile by the purpose for hitting impact force.
In this guardrail, there is longitudinal movement during rotating due to cushion collar 34, and be detached from wherein one in casing 33
After support section 31, spring stack 32 makes guardrail that impact force be carried out multidirectional point when being hit there is also longitudinal stretching deformation
Solution, to improve buffering effect, after guardrail deformation, 2 intensity of top support beam is higher, and its terrain clearance is at 1.2 meters to 1.5
Between rice, greater than the height of common private car headstock, headstock can be limited by top guardrail, make deformed guardrail in top shape
Shape is basically unchanged, the pocket reticular structure that only middle part is recessed to the direction that is impacted, side when effectively automobile can be avoided to hit
It turns over.
As shown in Figures 2 and 3, between adjacent casing 33, between the lowermost casing 33 and bottom supporting beam 1, position
Guarantor's type pipe 35 is connected separately between the casing 33 and top support beam 2 of the top, guarantor's type pipe 35 is bellows.Guarantor's type pipe
35 can vertically move easily to avoid casing 33, can also provide resistance when casing 33 vertically moves, make buffering effect
It is more preferable with energy-absorbing effect.
The lower section of top support beam 2 is provided with a undulatory evacuation plate 4, and evacuation plate 4 is by a horizontal straight panel vertical
It is formed to direction cyclic bending.When automobile and guardrail are hit, if automobile can not cross over guardrail, turn on one's side
Direction is that vehicle body is hit lateral another side to overturn, and in order to preferably prevent vehicle side turning, evacuation plate 4 can vacate one by deformation
Fixed longitudinal space makes headstock while longitudinal tilting force of rollover is buffered, and can contain vehicle by way of resigning
Head is hit side tilting.
Cushion collar 34 is made of rubber material；Cushion collar 34 can also be made of plastic material, and cushion collar 34 is hollow knot
Structure；Guarantor's type pipe 35 is made of EVA material.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (6)
1. a kind of collapse type highway edge guardrail, which is characterized in that this freeway guardrail includes being fixedly linked with ground
Bottom supporting beam (1) and the top support beam parallel with bottom supporting beam (1) (2), the bottom supporting beam (1) and top branch
Spaced set has several connecting columns (3) between support beam (2)；The connecting column (3) includes several support sections (31), adjacent supports
A spring stack (32) are connected between section (31), the upper end positioned at the support section (31) of topmost is connected with top support beam (2),
Lower end positioned at the support section (31) of lowest part is fixedly linked with corresponding bottom supporting beam (1), and adjacent two supports save (31)
Between be connected by casing (33), the spring stacks between two support sections (31) that described sleeve pipe (33) package is attached thereto
(32), it is threadedly coupled between described sleeve pipe (33) and support section (31), a cushion collar is fixedly installed outside described sleeve pipe (33)
(34)。
2. a kind of collapse type highway edge guardrail according to claim 1, which is characterized in that adjacent casing (33) it
Between, the casing (33) between the lowermost casing (33) and bottom supporting beam (1), positioned at the top and top support beam
(2) guarantor's type pipe (35) is connected separately between, guarantor's type pipe (35) is bellows.
3. a kind of collapse type highway edge guardrail according to claim 1 or claim 2, which is characterized in that the top braces
A undulatory evacuation plate (4) is provided with below beam (2), the evacuation plate (4) is by a horizontal straight panel in longitudinal direction
Cyclic bending is formed.
4. a kind of collapse type highway edge guardrail according to claim 1 or claim 2, which is characterized in that the cushion collar
(34) it is made of rubber material.
5. a kind of collapse type highway edge guardrail according to claim 1 or claim 2, which is characterized in that the cushion collar
(34) it is made of plastic material, the cushion collar (34) is hollow structure.
6. a kind of collapse type highway edge guardrail according to claim 2, which is characterized in that guarantor's type pipe (35) is
EVA material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439779.1A CN109338948A (en) | 2018-11-29 | 2018-11-29 | A kind of collapse type highway edge guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439779.1A CN109338948A (en) | 2018-11-29 | 2018-11-29 | A kind of collapse type highway edge guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109338948A true CN109338948A (en) | 2019-02-15 |
Family
ID=65319225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811439779.1A Pending CN109338948A (en) | 2018-11-29 | 2018-11-29 | A kind of collapse type highway edge guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109338948A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112195831A (en) * | 2020-10-19 | 2021-01-08 | 卢福成 | Drum-type highway guardrail |
-
2018
- 2018-11-29 CN CN201811439779.1A patent/CN109338948A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112195831A (en) * | 2020-10-19 | 2021-01-08 | 卢福成 | Drum-type highway guardrail |
| CN112195831B (en) * | 2020-10-19 | 2022-02-08 | 东营中达石油设备有限公司 | Drum-type highway guardrail |
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