CN107780365A - A kind of elastic rotary part and traffic safety guardrail - Google Patents
A kind of elastic rotary part and traffic safety guardrail Download PDFInfo
- Publication number
- CN107780365A CN107780365A CN201711291742.4A CN201711291742A CN107780365A CN 107780365 A CN107780365 A CN 107780365A CN 201711291742 A CN201711291742 A CN 201711291742A CN 107780365 A CN107780365 A CN 107780365A
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- Prior art keywords
- elastic rotary
- horizontal bar
- rotary body
- column
- traffic safety
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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
- E01F15/0407—Metal rails
- E01F15/0415—Metal rails with pivoting members
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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
- E01F15/0407—Metal rails
- E01F15/0423—Details of rails
-
- 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
-
- 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
-
- 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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
- E01F9/617—Illuminated or wired-up posts, bollards, pillars or like upstanding bodies or structures for traffic guidance, warning or control
-
- 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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
Abstract
The invention discloses a kind of elastic rotary part and traffic safety guardrail, belong to traffic protection equipment technical field.The elastic rotary part includes elastic rotary body and rotating shaft, elastic rotary body and rotating shaft are integral type structure, rotating shaft is rotated relative to horizontal bar and combined, the diameter of rotating shaft is smaller, the diameter of corresponding elastic rotary body is smaller, reduce production cost, can good absorption impact energy, effectively increase the security of occupant.
Description
Technical field
The invention belongs to traffic protection equipment technical field, more specifically to a kind of bullet that can absorb impact
Property rotary part and traffic safety guardrail, can be arranged at road center, road roadside.
Background technology
Vehicle is increasingly used by people as a kind of easily vehicles.In China, the general speed limit in urban road
For 40 kilometer per hours, the general speed per hour of common road is 40-80 kilometer per hours, and the general speed per hour of highway is 60-120 kms
Per hour, therefore the traffic accident in urban district is mostly rear-end collision, on common road or highway, due to vehicle speed mistake
It hurry up, frequent accidents occur, wherein the vehicle run at high speed most serious of all is bumped against on the guardrail among roadside or road, and
These guardrails are formed by concrete building brick or by the horizontal bar of spaced concret block and connection adjacent block, then or
It is to be connected and composed by the horizontal bar of steel construction with column, is rigid collision between vehicle and guardrail, vehicle is possible to can be by directly bullet
Return, be easy to cause secondary injury.
For above-mentioned traffic accident, it is through retrieval, Chinese Patent Application No. 201080000561.1, data of publication of application
The patent application document on July 24th, 2013 discloses a kind of shock-absorbing installation for roadway, including pillar, rotation support tube, more
Individual buffering roller member, safety rails, the first rotation catching sheet and the second rotation catching sheet, are arranged at road center, road roadside, hand over
Cross road turning point, tunnel or underground roadways entrance, bridge pier, end of the bridge rail post, the gateway of highway is also provided at, passes through reduction
Impact caused by vehicle collision, while absorbing the impact suffered by collision vehicle or reduce impact velocity, prevent from being disengaged to instead
To outside track or road, guiding vehicle recovers the shock-absorbing installation for roadway in normally travel direction.Chinese Patent Application No. is
201020568343.5, data of publication of application discloses a kind of spaced ground formula band for the patent application document on January 18th, 2012
The traffic guardrail of rotary body, including column, the elastic rotary body being sheathed on column, it is respectively arranged at the top of elastic rotary body
With the upper rail and bottom rail of lower section, the rotation for being set on column and being arranged on bottom rail between elastic rotary body is accepted
Part, column include the long column being arranged alternately and short column, and long column extends downward into bottom rail installation landing portion formed below,
The both ends of short column are connected with upper rail and bottom rail respectively.Whether above-mentioned any structure, elastic rotary body are
What opposite legs rotated, and carrying stressed member of the pillar as whole guardrail, the caliber of pillar are thicker so that elastic rotary body
Diameter it is big, materials are more, and cost input is big.
The content of the invention
1st, to solve the problems, such as
Big for the diameter of existing elastic rotary body, the problem of materials are more, the present invention provides a kind of elastic rotary part
And traffic safety guardrail, the diameter of elastic rotary body is smaller, and materials are few, reduces production cost, and by car load
In the case of impact, can good absorption impact energy, to vehicle play a part of buffering, stably, guiding, reduce collision reaction wind
Danger, avoid in vehicle collisions and break away, overturn, effectively increase the security of occupant.
2nd, technical scheme
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of elastic rotary part of the present invention, including elastic rotary body and rotating shaft, elastic rotary body are integrated with rotating shaft
Formula structure.
As a further improvement on the present invention, in the elastic rotary body ethane-acetic acid ethyenyl ester and flexible polyurethane
One kind be made.
As a further improvement on the present invention, the elastic rotary body is integral type or is split type, in elastic rotary body
Along the circumferential direction surface be provided with annular groove, bonding luminous zone in groove；Or have and elasticity in the surface recombination of elastic rotary body
The luminescent coating of rotary body integral structure；Or elastic rotary body by fluorescent material by being added to EVA or flexible polyurethane material
Mix and be made in material.
As a further improvement on the present invention, the shape of the elastic rotary body is in cylinder；Or the elastic rotary body
The tapered body of shape, it is up big and down small, taper be 3-5 °.
Present invention also offers a kind of traffic safety guardrail, including column, horizontal bar, horizontal bar bonded block and above-mentioned
Elastic rotary part, the column, which is had tubular structure and erect with constant interval, is arranged on road side；Horizontal bar is flatly
To connect column on column, mounting hole is equipped with horizontal bar, rotating shaft is arranged in mounting hole and rotated and combines, and supports bullet
Property rotary part；Horizontal bar bonded block combines horizontal bar in the side of column.
As a further improvement on the present invention, the horizontal bar bonded block includes U-shaped connecting bracket, in U-shaped connecting bracket
Through hole is offered, the through hole that through hole is offered on horizontal bar with U-shaped connecting bracket is corresponding, and screw rod passes through the through hole of U-shaped connecting bracket
Fixed with after the through hole on horizontal bar with nut.
As a further improvement on the present invention, the column is provided with end cap, and end cap lower end is provided with screw thread, corresponding column
Inside set screw thread, after fastener is fixed, end cap screwed on, end cap fixation and without welding, be advantageous to prevent column
Interior water inlet, improves antiseptic property.
As a further improvement on the present invention, the horizontal bar is rectangular tube, offers notch on tube wall, the width of notch with
The diameter of screw rod is engaged；Notch is through continous way；Column fixed position, which is corresponded to, in the lower side face of horizontal bar offers draining
Hole.
As a further improvement on the present invention, in the elastic rotary body ethane-acetic acid ethyenyl ester and flexible polyurethane
One kind be made.
As a further improvement on the present invention, the elastic rotary body is integral type or is split type, in elastic rotary body
Along the circumferential direction surface be provided with annular groove, bonding luminous zone in groove；Or have and elasticity in the surface recombination of elastic rotary body
The luminescent coating of rotary body integral structure, be advantageous to remind motor vehicle operators to pay attention to road conditions, ensure safe driving.
As a further improvement on the present invention, the elastic rotary body by fluorescent material by being added to EVA (ethene-second
Vinyl acetate) and one kind in flexible polyurethane material and be made, so as in noctilucence.
As a further improvement on the present invention, the shape of the elastic rotary body is in cylinder.
As a further improvement on the present invention, the tapered body of shape of the elastic rotary body, up big and down small, taper 3-
5°。
As a further improvement on the present invention, the column extends downward into below horizontal bar and forms installation landing portion, peace
Dress landing portion is connected with base, is all provided with positioning hole on base so that safety barrier may be mounted on mattess.
3rd, beneficial effect
Compared to prior art, beneficial effects of the present invention are：
(1) elastic rotary body of the invention, integral structure is formed with rotating shaft, rotating shaft is rotated relative to horizontal bar and combined, rotating shaft
Diameter it is smaller, the diameter of corresponding elastic rotary body is smaller, and materials are few, reduces production cost, and is rushed by car load
In the case of hitting, can good absorption impact energy, to vehicle play a part of buffering, stably, guiding, reduce collision reaction wind
Danger, avoid in vehicle collisions and break away, overturn, effectively increase the security of occupant；
(2) traffic safety guardrail of the invention, it uses U-shaped connecting bracket to fix horizontal bar so that horizontal bar and column
Between bonding strength it is high, even if during Vehicular impact, can also ensure that vehicle will not cross guardrail, while simplify and installed
Journey, very it is convenient and swift；
(3) traffic safety guardrail of the invention, its column are provided with end cap, and end cap need not be welded and fixed, and can
Firm covers in the upper end of column, is advantageous to prevent to intake in column, improves the antiseptic property of column, extend its use
Life-span；
(4) traffic safety guardrail of the invention, its elastic rotary body ethane-acetic acid ethyenyl ester or flexible poly- ammonia
Ester is made, EVA or flexible polyurethane it is elastic splendid, and do not allow it is easily rupturable, it is good in outdoor ageing resistace, stand wind
Blow Exposure to Sunlight, service life length；
(5) traffic safety guardrail of the invention, the surface of its elastic rotary body are provided with luminous zone or are compounded with luminous
Coating, be advantageous to remind motor vehicle operators to pay attention to road conditions, ensure safe driving；
(6) traffic safety guardrail of the invention, can be embedded in mattess by column, and installation is more square
Just, fixation；Simultaneously can be by floor installation on mattess；
(7) present invention is simple in construction, reasonable in design, easily fabricated.
Brief description of the drawings
Fig. 1 is the traffic safety guardrail schematic perspective view of the embodiment of the present invention 1；
Fig. 2 is the traffic safety guard bar structure schematic diagram of the embodiment of the present invention 1；
Fig. 3 is the traffic safety guardrail side view of the embodiment of the present invention 1；
Fig. 4 is the traffic safety guardrail schematic perspective view of the embodiment of the present invention 2；
Fig. 5 is the traffic safety guard bar structure schematic diagram of the embodiment of the present invention 2；
Fig. 6 is the traffic safety guardrail side view of the embodiment of the present invention 2.
In figure：100th, column；110th, base；120th, end cap；200th, elastic rotary part；210th, elastic rotary body；211、
Annular groove；212nd, luminous zone；220th, rotating shaft；300th, horizontal bar；310th, mounting hole；320th, notch；400th, horizontal bar bonded block；410、
U-shaped connecting bracket.
Embodiment
Accompanying drawing hereafter with reference to the detailed description of the exemplary embodiment of the present invention, the accompanying drawing forms one of description
Point, show the enforceable exemplary embodiment of the present invention as example in the figure.Although these exemplary embodiment quilts
Fully describe in detail to enable those skilled in the art to implement the present invention, it is to be understood that can realize other embodiment and
Can without departing from the spirit and scope of the present invention to the present invention various changes can be made.Hereafter to embodiments of the invention
More detailed description is not limited to required the scope of the present invention, and just to be illustrated and do not limit pair
The description of the features of the present invention and feature, to propose to perform the best mode of the present invention, and it is sufficient so that those skilled in the art
The present invention can be implemented.Therefore, the scope of the invention is only defined by the appended claims.
Hereafter detailed description of the present invention and example embodiment can be more fully understood with reference to accompanying drawing, wherein the present invention
Element and feature are identified by reference.
Embodiment 1
As shown in Figure 1 to Figure 3, traffic safety guardrail of the invention, including column 100, elastic rotary part 200,
Horizontal bar 300 and horizontal bar bonded block 400, column 100, which is had tubular structure and erect with constant interval, is arranged on road side；
Here constant interval is determined according to the road guard standard of country, for example, the column clipping room distance of highway barrier is
2.5-3m, the mounting distance that can be selected are 3m；Elastic rotary part 200 includes elastic rotary body 210 and rotating shaft 220, elasticity
The shape of rotary body (210) is in cylinder, and rotating shaft 220 forms integral structure, i.e. rotating shaft 220 and bullet with elastic rotary body 210
Property rotary body 210 simultaneously rotate or it is static.It is what deserves to be explained is straight due to national road guard standard mandatory provisions column
Footpath is 140mm, and existing elastic rotary body is sleeved on column 100, so, if the through hole and column of elastic rotary body 210
Coordinate, it is necessary to be slightly larger than or equal to 140mm, in the case where reaching certain shock absorbability, the entirety of elastic rotary body is outer
Footpath inevitably enlarges, and the volume increase of corresponding elastic rotary body, increases the manufacture difficulty of elastic rotary body, while increase use
Material, adds cost of manufacture.In addition, the both ends of rotating shaft 220 can be with bearing set, so rotate more freely；Horizontal bar 300
It is horizontally mounted on column 100 to connect column 100, mounting hole 310 is equipped with horizontal bar 300, rotating shaft 220 is arranged in installation
In hole 310 and combination is rotated, supports elastic rotary part 200；The bonded block of horizontal bar 300 combines horizontal bar in the side of column 100
300。
Inventor forms integral type by largely testing and Structure Improvement Design, by elastic rotary body 210 and rotating shaft 220
Structure, rotating shaft 220 are rotated relative to horizontal bar and combined, and the diameter of rotating shaft 220 is smaller, and the diameter of corresponding elastic rotary body 210 reduces,
Compared to existing safety barrier, in the case of same thickness, the materials of elastic rotary body 210 are reduced to this hair by original 3-4kg
Bright 2-2.5kg, materials reduce 30% or so, reduce production cost, and in the case where being impacted by car load, energy
Good absorption impact energy, to vehicle play a part of buffering, stably, guiding, reduce collision reaction risk, avoid vehicle and touch
Break away, overturn during hitting, effectively increase the security of occupant.
In addition, the elastic rotary part of integral structure make it that road traffic guardrail installation is more convenient, in engineering construction
During, the set-up time of traffic guardrail can be greatly shortened, comes into operation and provides safeguard in time for road.
The horizontal bar bonded block 400 of the present invention includes U-shaped connecting bracket 410, and through hole is offered in U-shaped connecting bracket 410,
The through hole that through hole is offered on horizontal bar 300 with U-shaped connecting bracket 410 is corresponding, screw rod through U-shaped connecting bracket 410 through hole and
Fixed after through hole on horizontal bar 300 with nut, because column 100 can be pipe, or rectangular tube, or other are existing
The pipe of shape, U-shaped connecting bracket 410 are easily fastened on column 100, facilitate installation.
The safety barrier of the present invention is mounted in the road side of outdoor, exposes to the weather, in order to prevent from entering in column 100
Water, antiseptic property is improved, column 100 is provided with end cap 120, and the lower end of end cap 120 is provided with screw thread, set in corresponding column 100
Screw thread, after fastener is fixed, end cap 120 is screwed on, the fixation of end cap 120 and without welding, facilitate installation.
The sectional view of the horizontal bar 300 of the present invention has the U-shaped enclosed construction such as Fig. 1, is specifically rectangular tube, is opened on tube wall
Provided with notch 320, the width of notch 320 is engaged with the diameter of screw rod.Notch 320 can be for discontinuous or through continous way
, for the convenience of processing, and the total quality in view of guardrail, notch 320 is typically chosen in through continous way, i.e., by
One end of horizontal bar 300 is through to the other end.In addition, corresponding to the fixed position of column 100 in the lower side face of horizontal bar 300 offers row
Water hole, in the case of outdoor, the water into horizontal bar 100, there can be osculum to discharge in time, avoid ponding inside horizontal bar from causing
Corrosion.
In use, U-shaped connecting bracket 410 is fastened on column 100, screw rod is passed through to the through hole of U-shaped connecting bracket 410,
And by nut band, after notch 320 is aligned with screw rod, horizontal bar 300 is pushed into by side and installed, then by osculum by nut
Tighten, complete the installation of horizontal bar.
The present invention elastic rotary body 210 be made of one kind in ethane-acetic acid ethyenyl ester and flexible polyurethane, EVA or
Flexible polyurethane it is elastic splendid, and do not allow it is easily rupturable, it is good in outdoor ageing resistace, stand and expose to the weather, service life
It is long.
The material of elastic rotary body is the mixture of vinylacetate, PUR (EVA) and polyurethane, has very strong bullet
Property, it is not easy to rupture.Because the elastic rotary body has good bullet and power restoring force, when automobile impacting to the elastic rotary body
When, the shock impulsive contact force of automobile will be effectively absorbed and reduced by elastic rotary body, at the same time it can also avoid elastic rotary body by
Crashed to collision.On the one hand the guardrail can effectively prevent automobile from crossing medium line and swarm into head-on opposite track to collide
Or the track that flies out, automobile is kept in correct lanes；On the other hand, the impulsive contact force of automobile impacting guardrail can be reduced, together
When, in the presence of automobile crash power, elastic rotary body is pivoted about with column, the gradual adjustment direction of steer motor,
Correct track is located at, avoids occurring to collide again with the automobile on adjacent lane or roadside, mitigates accident significantly
The extent of injury, injures and deaths are reduced, reduce property loss.
It is specific to be reflected in test using in result, collide the impact of the vehicle transmitted, base to the safety barrier of the present invention
Absorbed naturally by the collision deformation of elastic rotary body 210 in sheet, even and relatively strong impact, by with above-mentioned elasticity
Stretcher strain horizontal bar 300 continues to be absorbed counteracting rotary body 210 together, is touched so as to can more effectively absorb counteracting vehicle in structure
Caused impact when hitting, not only protects vehicle, also can effectively prevent outside vehicle derailing to road.
The elastic rotary body 210 of the present invention is integral type or is split type, in the along the circumferential direction table of elastic rotary body 210
Face is provided with annular groove 211, and luminous zone 212 is bonded in groove；Or have and elastic rotary body in the surface recombination of elastic rotary body 210
The luminescent coating of 210 integral structures, be advantageous to remind motor vehicle operators to pay attention to road conditions, ensure safe driving.Exist for convenience
Noctilucence, fluorescent material can also be added in EVA (ethane-acetic acid ethyenyl ester) and flexible polyurethane material, then made
Into elastic rotary body 210.
Above-mentioned luminescent coating is that light projection can be made when the material to the fluoresent coating of material luminescence, can also be protected even if withdrawing from light
Hold the phosphorescent coating of luminance or when phosphor light, then make the electronics of material of the above-mentioned phosphor of composition from excited state
Through metastable state, recover to one kind in the noctilucence figure layer to be lighted during ground state, can be in the sulfide or zinc sulphide of alkaline-earth metal
Heavy metal, or the micro radium in horizon in the zinc sulphide containing copper are added, is used as luminous paint.
In highway both sides, column 100 directly can be embedded in roadbed；Or column 100 extends downward into horizontal bar 300
Lower section and formation installation landing portion, install landing portion and are connected with base 110, be all provided with positioning hole on base 110 so that safety protective
Column may be mounted on mattess.
Embodiment 2
As shown in Figures 4 to 6, a kind of traffic safety guardrail of the invention, including column 100, elastic rotary part
200th, horizontal bar 300 and horizontal bar bonded block 400, column 100, which is had tubular structure and erect with constant interval, is arranged on road
Side；Elastic rotary part 200 includes elastic rotary body 210 and rotating shaft 220, the tapered body of shape of elastic rotary body 210, on
Small under big, taper can be in the range of 3-5 °, and optimal values are 5 °, and elastic rotary body 210 penetrates with portion to bottom from it
The through hole of elastic rotary body 210, rotating shaft 220 are inserted in the through hole of elastic rotary body 210 and form integral structure；Horizontal bar 300
It is horizontally mounted on column 100 to connect column 100, mounting hole 310 is equipped with horizontal bar 300, rotating shaft 220 is arranged in installation
In hole 310 and combination is rotated, supports elastic rotary part 200；Horizontal bar bonded block 400 combines horizontal bar in the side of column 100
300。
The outline of elastic rotary body 210 of bullet shape linearly changes in vertical direction, can so meet different height
The requirement of vehicle is spent, car accordingly bumps against the middle part of elastic rotary body 210, and truck accordingly bumps against elastic rotary body 210
Top, when the upper thickness of elastic rotary body 210 is consistent with existing elastic rotary body thickness, due to the diameter of rotating shaft 220
Small, the diameter of elastic rotary body 210 reduces, so as to save the material of elastic rotary body 210.
Only elaborate the traffic safety guardrail of the present invention by way of example above, this few example is only for illustrating this
The principle and embodiments thereof of invention are used, rather than limitation of the present invention, are not departing from the feelings of the spirit and scope of the present invention
Under condition, those skilled in the art can also make various modifications and improvement.Therefore, all equivalent technical schemes all should belong to this
The category of invention is simultaneously limited by every claim of the invention.
Claims (10)
1. a kind of elastic rotary part (200), it is characterised in that including elastic rotary body (210) and rotating shaft (220), elasticity rotation
It is integral type structure that (210), which are turned, with rotating shaft (220).
2. elastic rotary part (200) according to claim 1, it is characterised in that the elastic rotary body (210) uses second
One kind in alkene-vinyl acetate and flexible polyurethane is made.
3. elastic rotary part (200) according to claim 2, it is characterised in that the elastic rotary body (210) is one
Body formula is split type, and annular groove (211) is provided with the along the circumferential direction surface of elastic rotary body (210), and bonding is luminous in groove
Band (212)；Or there is luminous painting with elastic rotary body (210) integral structure in the surface recombination of elastic rotary body (210)
Layer；Or elastic rotary body (210) is mixed to be made by the way that fluorescent material is added in EVA or flexible polyurethane material.
4. according to the traffic safety guardrail described in claim 1 or 2 or 3, it is characterised in that the elastic rotary body
(210) shape is in cylinder；Or the tapered body of shape of the elastic rotary body (210), up big and down small, taper is 3-5 °.
5. a kind of traffic safety guardrail, including column (100), horizontal bar (300) and horizontal bar bonded block (400), its feature
It is, in addition to any one of Claims 1-4 elastic rotary part (200), the column (100) have tubular structure
And erect with constant interval and be arranged on road side；Horizontal bar (300) is horizontally mounted on column (100) to connect column
(100) mounting hole (310), is equipped with horizontal bar (300), rotating shaft (220) is arranged in mounting hole (310) and rotated and combines, branch
Support elastic rotary part (200)；Horizontal bar bonded block (400) combines horizontal bar (300) in the side of column (100).
6. traffic safety guardrail according to claim 5, it is characterised in that horizontal bar bonded block (400) bag
U-shaped connecting bracket (410) is included, through hole is offered in U-shaped connecting bracket (410), through hole is offered on horizontal bar (300) and is connected with U-shaped
The through hole for connecing support (410) corresponds to, and screw rod (500) passes through the through hole on the through hole and horizontal bar (300) of U-shaped connecting bracket (410)
Fixed afterwards with nut.
7. traffic safety guardrail according to claim 6, it is characterised in that the horizontal bar (300) is rectangular tube, pipe
Notch (320) is offered on wall, the width of notch (320) is engaged with the diameter of screw rod (500)；Notch (320) is through even
Continuous formula；Column (100) fixed position is corresponded in the lower side face of horizontal bar (300) and offers osculum.
8. traffic safety guardrail according to claim 7, it is characterised in that the column (100) is provided with end cap
(120), end cap (120) lower end is provided with screw thread, and screw thread is set in corresponding column (100).
9. traffic safety guardrail according to claim 8, it is characterised in that the notch (320) is through continuous
Formula；Column (100) fixed position is corresponded in the lower side face of horizontal bar (300) and offers osculum.
10. the traffic safety guardrail according to any one of claim 5 to 9, it is characterised in that the column (100)
Extend downward into below horizontal bar (300) and form installation landing portion, installation landing portion is connected with base (110), base (110)
On be all provided with positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711291742.4A CN107780365A (en) | 2017-12-08 | 2017-12-08 | A kind of elastic rotary part and traffic safety guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711291742.4A CN107780365A (en) | 2017-12-08 | 2017-12-08 | A kind of elastic rotary part and traffic safety guardrail |
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| CN107780365A true CN107780365A (en) | 2018-03-09 |
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| CN201711291742.4A Pending CN107780365A (en) | 2017-12-08 | 2017-12-08 | A kind of elastic rotary part and traffic safety guardrail |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109797683A (en) * | 2019-03-01 | 2019-05-24 | 蒋昌霞 | A kind of highway central guardrail |
| CN113356045A (en) * | 2021-05-25 | 2021-09-07 | 徐州腾鲁重工科技有限公司 | Guardrail steel construction for bridge that protecting effect is good |
| CN113792466A (en) * | 2021-09-17 | 2021-12-14 | 苏州科技大学 | Energy dissipation type roller based on ABAQUS and simulation analysis method thereof |
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