CN107165096A - Cushion bumper guardrail and its avoiding collision - Google Patents
Cushion bumper guardrail and its avoiding collision Download PDFInfo
- Publication number
- CN107165096A CN107165096A CN201710500912.9A CN201710500912A CN107165096A CN 107165096 A CN107165096 A CN 107165096A CN 201710500912 A CN201710500912 A CN 201710500912A CN 107165096 A CN107165096 A CN 107165096A
- Authority
- CN
- China
- Prior art keywords
- prestressed cable
- column
- disc spring
- extruding
- guardrail
- 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
Links
Classifications
-
- 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
- E01F15/0407—Metal rails
- E01F15/0438—Spacers between rails and posts, e.g. energy-absorbing means
-
- 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
- E01F15/0461—Supports, e.g. posts
Abstract
The invention discloses a kind of cushion bumper guardrail, including fence assembly, column and buffer unit；The crossbeam of fence assembly is connected between two columns, buffer unit includes both-end extruding prestressed cable, pre-load nut and disc spring, both-end extruding prestressed cable includes connection end and both-end extruding prestressed cable body, and connection end is arranged on two ends that both-end extrudes prestressed cable body；Both-end extruding prestressed cable body is located in inside crossbeam, and connection end is placed on inside column, and disc spring is sleeved on connection end, and connection end is provided with external screw thread, and pre-load nut is connected on external screw thread.The invention also discloses a kind of avoiding collision of cushion bumper guardrail.The present invention can either play a part of buffering external impacts, and elastic anti-collision function is played again so that guardrail reply foreign impacts thing loss is preferably minimized, and the probability that car ruins people's wound is greatly lowered.
Description
Technical field
The present invention relates to a kind of safety barrier, specifically, it is related to a kind of cushion bumper guardrail and its avoiding collision.
Background technology
With social development, urban population and user vehicle are more and more, and urban safety problem becomes more important so that
It is more and more that safety barrier is installed in city.
But, safety anti-collision barrier also exposes some shortcomings in actual applications：
First, the entablature elastic buffer ability of safety barrier not enough, causes safety barrier often to be gone out by during Vehicular impact
Existing car ruins the phenomenon of people's wound.
2nd, because automobile potential energy can not effectively be dissolved, hit causes safety barrier itself to damage after occurring.
Disadvantages mentioned above largely counteracts the effect of safety barrier, the expansion in serious restriction guardrail market.Now, grind
Study carefully a kind of new method turns into a technical barrier of safety barrier to lift the shock-absorbing capacity of guardrail.
The content of the invention
Technical problem solved by the invention is to provide a kind of cushion bumper guardrail and its avoiding collision, can either play slow
The effect of external impacts is rushed, elastic anti-collision function is played again so that guardrail reply foreign impacts thing loss is preferably minimized, significantly
Reduction car ruins the probability of people's wound.
Technical scheme is as follows：
A kind of cushion bumper guardrail, including fence assembly, column and buffer unit；The crossbeam of fence assembly is connected to two
Between column, buffer unit includes both-end extruding prestressed cable, pre-load nut and disc spring, and both-end extruding prestressed cable includes connection
Termination and both-end extruding prestressed cable body, connection end are arranged on two ends that both-end extrudes prestressed cable body；Both-end
Extruding prestressed cable body is located in inside crossbeam, and connection end is placed on inside column, and disc spring is sleeved on connection end, even
Connect termination and be provided with external screw thread, pre-load nut is connected on external screw thread.
Further：Fence assembly includes entablature, sill and vertical rod, entablature and sill be connected to two columns it
Between, vertical rod is connected between entablature and sill.
Further：Both-end extruding prestressed cable body is located in the inside of entablature or sill.
Further：Between column and the column in outside that crossbeam is connected between, middle column both sides are connected to
One crossbeam；Column is internally provided with two connection ends, two connection ends and is provided with clamp.
Further：Entablature is parallel to each other with sill, and decoration is provided between two vertical rods.
Further：Column includes column body, cap, base；Cap is arranged on the top of column body, and base is arranged on
The bottom of column body.
Further：Column body interts with base bearing pin to be fixed together, and cap is fixed with column body with jackscrew.
A kind of avoiding collision of cushion bumper guardrail, including：
When cushion bumper guardrail is by external force collision, the compression of disc spring stress deformation, pretension both-end extruding prestressed cable
Snubber external impacts；Cushion bumper guardrail includes fence assembly, column and buffer unit；The crossbeam of fence assembly is connected to
Between two columns, buffer unit includes both-end extruding prestressed cable, pre-load nut and disc spring, and both-end extruding prestressed cable includes
Connection end and both-end extruding prestressed cable body, connection end are arranged on two ends that both-end extrudes prestressed cable body；
Both-end extruding prestressed cable body is located in inside crossbeam, and connection end is placed on inside column, and disc spring is sleeved on connection end
On, connection end is provided with external screw thread, and pre-load nut is connected on external screw thread；
After external impacts disappear, disc spring and both-end extruding prestressed cable recover normal.
It is preferred that：When external impacts bear the limit more than disc spring, both-end extruding prestressed cable starts stress stretching, produces
Axial elastic deformation, plays the effect of secondary buffer external force.
It is preferred that：When impulsive force continues to become big, limit sum is born more than disc spring and both-end extruding prestressed cable, causes dish
When spring and both-end extruding prestressed cable are damaged, pre-load nut is turned on, disc spring and both-end extruding prestressed cable is changed.
Compared with prior art, the technology of the present invention effect includes：
1st, use of the invention, can overcome present safety anti-collision barrier buffer capacity not enough, guardrail and vehicle after shock
It is fragile, cause the defect such as maintenance cost height after personal secondary injury, damage.The application of the present invention, can make guardrail reach peace
The requirement of full anticollision.When guardrail is by external impacts, the present invention can either play a part of buffering external impacts, and bullet is played again
Property collision prevention function so that guardrail reply foreign impacts things loss is preferably minimized, and the probability that car ruins people's wound is greatly lowered.
The present invention experiment proves that, purpose of design is fully achieved, make safety barrier be fully achieved isolation anticollision requirement.
2nd, the present invention is on the basis of original guardrail rigid structure is safeguarded, increased part is simultaneously uncomplicated, it is easy to machine add and
Purchase, how many does not influence for product cost；It is easy to practical application for angle of assembling, can according to assembly space
Suitably to change the accessory size of clamp and pre-load nut, disc spring uses various combination and quantity, can obtain different improvement
Effect；For later maintenance angle, after disc spring and both-end extruding prestressed cable damage, it is convenient for changing, it is not necessary to change whole
Piece guardrail, substantially reduces later maintenance cost.So no matter this programme is from design, or for assembling and later maintenance angle,
Applicable performance is especially good, and cost performance is high, with wide market prospects.
3rd, use of the invention, remarkable in economical benefits.
The pooling feature that the present invention can solve internal security anticollision barrier well is not enough, guardrail spoilage after shock
People is ruined with car and hinders probability height, and the problem such as maintenance difficult and cost height after guardrail is damaged can be good at reduction product market cost,
Be conducive to guardrail product in the development in market, with good application value, remarkable in economical benefits.
Present invention design is simple with strong points, and practical performance is good；Design increased part and uncomplicated, it is easy to which machine adds and purchased
Buy, do not increase new production problem, part quality has absolute guarantee, so in the absence of any risk.
Brief description of the drawings
Fig. 1 is the structure chart of cushion bumper guardrail in the present invention；
Fig. 2 is drawing in side sectional elevation of the central post of the present invention in crossbeam position.
Embodiment
Technical solution of the present invention is elaborated below with reference to example embodiment.However, example embodiment can
Implement in a variety of forms, and be not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that
The design of example embodiment more comprehensively and completely, and is comprehensively conveyed to those skilled in the art by the present invention.
As shown in figure 1, being the structure chart of cushion bumper guardrail in the present invention；As shown in Fig. 2 being central post of the present invention in horizontal stroke
The drawing in side sectional elevation of beam position.
The structure of cushion bumper guardrail includes：Fence assembly 1, column 2 and buffer unit 3；Fence assembly 1, which is connected, (to be used
High-strength bolt) between two columns 2, buffer unit is arranged on fence assembly 1, on column 2.Fence assembly 1 passes through bolt
Or the mode of welding is connected on column 2.
The structure of fence assembly 1 includes：Crossbeam (including entablature 11, sill 12), vertical rod 13, decoration 14；Vertical rod
13 connections (weld or be bolted) are between entablature 11, sill 12, and decoration 14, which is connected, (to be welded or pass through
Bolt connection) between two vertical rods 13.Entablature 11, sill 12 are parallel to each other.
The structure of column 2 includes：Column body 21, cap 22, base 23；Cap 22 is arranged on the top of column body 21
Portion, base 23 is arranged on the bottom of column body 21.Entablature 11, sill 12 connect and (weld or be bolted)
Between two column bodies 21.
In this preferred embodiment, including two fence assemblies 1, column 2 that fence assembly 1 is connected between and outside it is vertical
Between post 2.
Design starting point of the present invention is exactly the new elasticity knot of design on the basis of original guardrail rigid structure is not changed
Structure, improves safety barrier pooling feature.Mainly the problem of safety barrier pooling feature deficiency is addressed in terms of two：On the one hand
It is to strengthen the interconnection ability between both-end extruding prestressed cable 31；On the other hand it is that pretension and each both-end extruding of protection are pre-
Stress rope 31, plays the tensile capacity that each both-end extrudes prestressed cable 31.
The structure of buffer unit includes：Both-end extruding prestressed cable 31, pre-load nut 32, disc spring 33.Both-end extruding in advance should
Power rope 31 includes：Connection end 311, both-end extruding prestressed cable body 312, both-end extrudes prestressed cable body 312 at two
End is provided with connection end 311, and both-end extruding prestressed cable body 312 is located in inside entablature 11, connection end 311
Inside column 2, disc spring 33 is sleeved on connection end 311, and connection end 311 is provided with external screw thread, and pre-load nut 32 is connected to
On external screw thread.Certainly, both-end extruding prestressed cable body 312 can also be located in inside sill 12.
For connecting the column 2 of guardrails of both sides component 1, there are two connection ends 311, two connections inside column 2
Clamp 34 is provided with termination 34, to strengthen the bonding strength of two connection ends 311.By clamp 34 mounted in two connection ends
Between 311, all both-ends extruding prestressed cable 31 is connected with each other, all guardrails being installed together is turned into an entirety,
The integral, flexible intensity of cushion bumper guardrail is improved, strengthens the connection between both-end extruding prestressed cable 31, prevents cushion bumper
Rushed open when guardrail is impacted, lose the effect of security isolation.
Require that the both-end for calculating and choosing suitable dimension extrudes prestressed cable 31 according to tension, according to installing space and tension
Strength co-mputation and the structure and appearance and size for designing suitable clamp 34, choose suitable pre- according to installing space and tensile strength
Tight nut 32 and disc spring 33.According to the specifications and models of the pre-load nut 32 of selection, add suitable screw thread in the machine of connection end 311.
The assemble method of buffer unit is as follows：
1st, require that choosing suitable both-end extrudes prestressed cable 31, and the two ends of prestressed cable 31 are extruded by both-end according to tension
The machine of connection end 311 adds suitable external screw thread, and both-end then is extruded into prestressed cable body 312 is put into entablature 11, by even
Connect termination 311 to stay in column, after fence assembly 1 is welded, be bolted with column 2；
2nd, the appearance and size of prestressed cable 31 is extruded according to assembly space and both-end, suitable disc spring 33 and pretension spiral shell is chosen
Mother 32, ready disc spring 33 is penetrated the connection end 311 at both-end extruding prestressed cable two ends, then twisted pre-load nut 32
In connection end 311；
3rd, during assembled in situ, base 23 is placed in installation site first, then connected fence assembly 1 with column body 21
Connect, column body 21 is loaded into base 23, be fixed together with bearing pin is interspersed；
4th, clamp 34 is put into two connection ends 311, strengthens the connection between fence assembly 1, prevent fence assembly 1 by
To impact when rushed open；Pre-load nut 32 is adjusted simultaneously, disc spring 33 is extruded prestressed cable 31 with both-end and is in normal condition；Most
Cap 22 is arranged on to the top of column body 21 afterwards, fixed with jackscrew.
So buffer unit is placed in inside cushion bumper guardrail, and the elasticity capacity and rigidity of cushion bumper guardrail can be made strong
Degree is perfectly applied when by external impacts.
The avoiding collision of cushion bumper guardrail, specifically includes following steps：
1st, when by external force collision, the stress first of disc spring 33 starts alternating compression, gradually pretension both-end extruding prestressing force
Rope 31 carrys out snubber external impacts；
2nd, when external impacts bear the limit more than disc spring 33, both-end extruding prestressed cable 31 can just start stress stretching,
Axial elastic deformation is produced, the effect of secondary buffer external force is played.
The flexible rigidity of disc spring 33 is bigger, the characteristics of buffering vibration absorption ability is stronger, and more big load can be born with small deformation,
So the more suitable pretension of disc spring 33 and protection both-end extruding prestressed cable 31.So in the premise for the buffer capacity for playing disc spring 33
Under, continue to play the elasticity capacity of both-end extruding prestressed cable 31, while also playing protection both-end extruding prestressed cable 31
Effect.
After external impacts disappear, disc spring 33 and both-end extruding prestressed cable 31 will recover normal.So the present invention can
Both-end extruding prestressed cable 31 is protected, and the elastic deformability of every guardrail can be increased.
3rd, when impulsive force continues to become big, limit sum is born more than disc spring 33 and both-end extruding prestressed cable 31, causes dish
When spring 33 and both-end extruding prestressed cable 31 are damaged, pre-load nut 32 is turned on, disc spring 33 is changed and both-end extruding in advance should
Power rope 31, thus can be so that fundamentally ensure and improve the impact resistance of every fence assembly 1.
Term used herein is explanation and exemplary and nonrestrictive term.Because the present invention can be with a variety of
Form specific implementation without departing from the spiritual or substantive of invention, it should therefore be appreciated that above-described embodiment be not limited to it is any foregoing
Details, and should widely being explained in the spirit and scope that appended claims are limited, thus fall into claim or its etc.
Whole changes and remodeling in the range of effect all should be appended claims and covered.
Claims (10)
1. a kind of cushion bumper guardrail, it is characterised in that：Including fence assembly, column and buffer unit；The crossbeam of fence assembly
It is connected between two columns, buffer unit includes both-end extruding prestressed cable, pre-load nut and disc spring, both-end extruding prestressing force
Rope includes connection end and both-end extruding prestressed cable body, and connection end is arranged on two of both-end extruding prestressed cable body
End；Both-end extruding prestressed cable body is located in inside crossbeam, and connection end is placed on inside column, and disc spring is sleeved on connection
On termination, connection end is provided with external screw thread, and pre-load nut is connected on external screw thread.
2. cushion bumper guardrail as claimed in claim 1, it is characterised in that：Fence assembly includes entablature, sill and vertical rod,
Entablature and sill are connected between two columns, and vertical rod is connected between entablature and sill.
3. cushion bumper guardrail as claimed in claim 2, it is characterised in that：Both-end extruding prestressed cable body is located in entablature
Or the inside of sill.
4. cushion bumper guardrail as claimed in claim 1, it is characterised in that：Column and the column in outside that crossbeam is connected between
Between, middle column both sides are connected to a crossbeam；Column is internally provided with two connection ends, two connection ends
On be provided with clamp.
5. cushion bumper guardrail as claimed in claim 2, it is characterised in that：Entablature is parallel to each other with sill, vertical at two
Decoration is provided between bar.
6. the cushion bumper guardrail as described in any one of claim 1 to 5, it is characterised in that：Column include column body, cap,
Base；Cap is arranged on the top of column body, and base is arranged on the bottom of column body.
7. cushion bumper guardrail as claimed in claim 6, it is characterised in that：Column body interts with base bearing pin is fixed on one
Rise, cap is fixed with column body with jackscrew.
8. a kind of avoiding collision of cushion bumper guardrail, including：
When cushion bumper guardrail is by external force collision, disc spring stress deformation compression, pretension both-end extrudes prestressed cable to buffer
Absorb external impacts；Cushion bumper guardrail includes fence assembly, column and buffer unit；The crossbeam of fence assembly is connected to two
Between column, buffer unit includes both-end extruding prestressed cable, pre-load nut and disc spring, and both-end extruding prestressed cable includes connection
Termination and both-end extruding prestressed cable body, connection end are arranged on two ends that both-end extrudes prestressed cable body；Both-end
Extruding prestressed cable body is located in inside crossbeam, and connection end is placed on inside column, and disc spring is sleeved on connection end, even
Connect termination and be provided with external screw thread, pre-load nut is connected on external screw thread；
After external impacts disappear, disc spring and both-end extruding prestressed cable recover normal.
9. the avoiding collision of cushion bumper guardrail as claimed in claim 8, it is characterised in that：When external impacts are born more than disc spring
During the limit, both-end extruding prestressed cable starts stress stretching, produces axial elastic deformation, plays the effect of secondary buffer external force.
10. the avoiding collision of cushion bumper guardrail as claimed in claim 9, it is characterised in that：When impulsive force continues to become big, exceed
Disc spring and both-end extruding prestressed cable bear limit sum, will be pre- when causing disc spring and the both-end to extrude prestressed cable and be damaged
Tight nut is turned on, and changes disc spring and both-end extruding prestressed cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710500912.9A CN107165096A (en) | 2017-06-27 | 2017-06-27 | Cushion bumper guardrail and its avoiding collision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710500912.9A CN107165096A (en) | 2017-06-27 | 2017-06-27 | Cushion bumper guardrail and its avoiding collision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107165096A true CN107165096A (en) | 2017-09-15 |
Family
ID=59826234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710500912.9A Pending CN107165096A (en) | 2017-06-27 | 2017-06-27 | Cushion bumper guardrail and its avoiding collision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107165096A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109295890A (en) * | 2018-08-31 | 2019-02-01 | 西安科技大学 | A kind of highway barrier structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0687774A1 (en) * | 1993-03-09 | 1995-12-20 | Freyssinet International Et Cie | Device for horizontally interconnecting guardrails or similar parts |
| JP2005299121A (en) * | 2004-04-07 | 2005-10-27 | Akihiro Yoshida | Intrusion regulating device |
| CN201013010Y (en) * | 2007-03-05 | 2008-01-30 | 丁跃国 | Highroad rope guard-rail power absorber |
| CN101245586A (en) * | 2008-03-04 | 2008-08-20 | 同济大学 | Drop-prevention stayed cable and anchorage system capable of being used for high road or bridge |
| CN202023167U (en) * | 2011-01-24 | 2011-11-02 | 北京道从交通科技有限公司 | Improved movable anti-collision steel pipe cable barrier |
| CN203866737U (en) * | 2014-05-18 | 2014-10-08 | 内蒙古北方重工业集团有限公司 | Combined anti-collision guardrail |
| CN204780717U (en) * | 2015-06-06 | 2015-11-18 | 李同芬 | Highway anticollision barrier |
| CN206189312U (en) * | 2016-10-20 | 2017-05-24 | 杭州金升金属制品有限公司 | Wire cable end fixing device |
-
2017
- 2017-06-27 CN CN201710500912.9A patent/CN107165096A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0687774A1 (en) * | 1993-03-09 | 1995-12-20 | Freyssinet International Et Cie | Device for horizontally interconnecting guardrails or similar parts |
| JP2005299121A (en) * | 2004-04-07 | 2005-10-27 | Akihiro Yoshida | Intrusion regulating device |
| CN201013010Y (en) * | 2007-03-05 | 2008-01-30 | 丁跃国 | Highroad rope guard-rail power absorber |
| CN101245586A (en) * | 2008-03-04 | 2008-08-20 | 同济大学 | Drop-prevention stayed cable and anchorage system capable of being used for high road or bridge |
| CN202023167U (en) * | 2011-01-24 | 2011-11-02 | 北京道从交通科技有限公司 | Improved movable anti-collision steel pipe cable barrier |
| CN203866737U (en) * | 2014-05-18 | 2014-10-08 | 内蒙古北方重工业集团有限公司 | Combined anti-collision guardrail |
| CN204780717U (en) * | 2015-06-06 | 2015-11-18 | 李同芬 | Highway anticollision barrier |
| CN206189312U (en) * | 2016-10-20 | 2017-05-24 | 杭州金升金属制品有限公司 | Wire cable end fixing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109295890A (en) * | 2018-08-31 | 2019-02-01 | 西安科技大学 | A kind of highway barrier structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |
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| RJ01 | Rejection of invention patent application after publication |