CN206616494U - Single-beam cumulative anticollision barrier - Google Patents

Single-beam cumulative anticollision barrier Download PDF

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Publication number
CN206616494U
CN206616494U CN201621131844.0U CN201621131844U CN206616494U CN 206616494 U CN206616494 U CN 206616494U CN 201621131844 U CN201621131844 U CN 201621131844U CN 206616494 U CN206616494 U CN 206616494U
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CN
China
Prior art keywords
cumulative
guardrail board
column
obstruction block
anticollision barrier
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.)
Expired - Fee Related
Application number
CN201621131844.0U
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Chinese (zh)
Inventor
孙玲珍
彭华东
张洪
欧旭东
杨帆
姚寅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
In An Anxuan Traffic Safety Facilities Co Ltd
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In An Anxuan Traffic Safety Facilities Co Ltd
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Priority to CN201621131844.0U priority Critical patent/CN206616494U/en
Application granted granted Critical
Publication of CN206616494U publication Critical patent/CN206616494U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a kind of single-beam cumulative anticollision barrier, the multiple fence units set including the length direction order along highways and urban roads or bridge, single guardrail subelement includes column, obstruction block, it is assemblied in the cumulative beam guardrail board of the obstruction block dorsad stud sides, wherein, side where the lower edges of cumulative beam guardrail board are respectively facing the one side that it is engaged with obstruction block curves inwardly, obstruction block has the vertical side being engaged with column, the assembling side relative with the vertical side, connect the bottom and upper segment of vertical side and assembling side, the bottom and upper segment be arranged in parallel towards oblique upper, and following longitudinal section length is more than top.This single-beam cumulative anticollision barrier can enter row buffering and cut down vehicle energy, and its deformation extends collision time, to realize anti-collision level is high, buffer capacity is strong advantage.

Description

Single-beam cumulative anticollision barrier
Technical field
The utility model is related to a kind of single-beam cumulative anticollision barrier, it is adaptable to highway and urban road engineering.
Background technology
Anticollision barrier plays traffic safety important protective action as a kind of traffic safety facilities.China's road Semi-rigidity rail with bridge is based on corrugated beam barrier and post and beam guardrail, and traditional corrugated beam barrier is divided into two ripple guardrails and three Ripple guardrail, the crossbeam of this corrugated beam barrier needs being deformed up and down with front and rear while absorbing vehicle energy, landscape effect for steel plate Difference;Post and beam guardrail constitutes crossbeam by many parallel circles or rectangular steel pipe.Corrugated beam barrier and post and beam guardrail are touched Hit the shortcoming that grade is relatively low and rolled steel dosage is big.
The expressway safety accident of current China is in multiple situation, wherein the accident relevant with guardrail account for three/ One, accident death rate is higher.Main cause has:The anticollision barrier of protection dolly needs flexible setting, the anticollision shield of protection cart Column needs rigidity to set;Anticollision barrier is as a kind of important safety protection facility, while errant vehicle is blocked, and should have Enough pooling features;Preferable anticollision barrier should have enough anti-collision levels, have enough pooling features again, work as dolly During collision, pooling feature plays a role, and allows dolly to stop or smoothly export;Vehicle is blocked while first buffering when cart is collided Vehicle is stopped or is exported, will not pass through or cross.Meanwhile, as urban road and the anticollision barrier of highway in scenic resort, should have Certain guiding sight function and landscape effect.
Utility model people of the present utility model is disclosed in Application No. CN200910180462.5 Patent Publication A kind of unicast beam guardrail board and single-wave beam steel guardrail, only not preferable degree of protection, pooling feature also draw with certain Guide line function and landscape effect.How there is further improved anticollision, pooling feature to be that the utility model is waited to solve Technical problem certainly.
Utility model content
Main purpose of the present utility model is to provide a kind of single-beam cumulative anticollision barrier for being conducive to improving anti-collision effect.
The utility model provides a kind of single-beam cumulative anticollision barrier, including along highways and urban roads or the length of bridge Multiple fence units that direction order is set, single guardrail subelement includes the column being vertically arranged and the uprights vertical and horizontal stroke To the cumulative beam guardrail board for being assemblied in the obstruction block of the stud sides wall, being assemblied in the obstruction block dorsad stud sides, wherein, it is described Side where the lower edges of cumulative beam guardrail board are respectively facing the one side that it is engaged with the obstruction block curves inwardly.
By upper, when the guardrail of vehicle and the single-beam cumulative anticollision barrier collides, in the cumulative beam guardrail board Direction its one side for being engaged with the obstruction block where the aduncate part in side produce enough resistance to deformation elasticity, so Row buffering can be entered and cut down vehicle energy, its deformation extends collision time, anti-collision level is high, buffer capacity is strong to realize and The profile advantage that the lines flow smoothly.
It is preferred that, the obstruction block has the vertical side being engaged with the column, the dress relative with the vertical side Cobordant, the bottom and upper segment of the connection vertical side and assembling side, the bottom and upper segment be arranged in parallel towards oblique upper, and The following longitudinal section length is more than the longitudinal section length of the top.
By upper, collided in guardrail, when the obstruction block is by pressure towards the column, the both sides up and down due to Stress so that up and down both sides in Fig. 1 rotationally clockwise, so as to improve the cumulative beam guardrail board in collision process Spatial altitude, so, can effectively avoid cart from rolling the cumulative beam guardrail board and cross.The obstruction block this Deformation process, will be strength upward towards the neutralizing of the impulsive force part of the column, so as to also reduce anti-force, that is, carry High buffer effect.
It is preferred that, the shape of the vertical side matches with the sidewall shape of the column.
By upper, the obstruction block can coincide assembling with stud sides wall, assemble firm stable.
It is preferred that, the cross section of the vertical side is curved.
It is preferred that, the vertical sectional shape on the assembling side and the guardrail board body of the cumulative beam guardrail board to be assembled Shape matches.
By upper, the obstruction block can coincide assembling with cumulative beam guardrail board, assemble firm stable.
It is preferred that, the longitudinal section on the assembling side is in convex.
It is preferred that, it is line of the bottom and upper segment between the both ends of the cumulative beam guardrail board, top, following And skirt is assembled into a trapezoidal shape.
It is preferred that, the lower edges of the cumulative beam guardrail board are respectively facing its one side institute being engaged with the obstruction block In lateral interior curved/fold-line-shaped helix-coil, thus in lower edges formation arc/fold-line-shaped of the cumulative beam guardrail board Spiral cumulative body, the spiral cumulative body is unclosed to be set, and its helicity is more than or equal to 0.5.
By upper, the anticollision ability of the cumulative beam guardrail board ensure that.
It is preferred that, the cumulative beam guardrail board is arranged in individual layer in the vertical direction.
It is preferred that, it is equipped with cap on the top of the column.
By upper, dustproof and waterproof inside the column can be made by the cap.
Brief description of the drawings
Fig. 1 is the sectional view of single-beam cumulative anticollision barrier.
Embodiment
Single-beam cumulative anticollision barrier described in the utility model is described in detail referring to Fig. 1.Described below In, the transverse direction refers to the length direction along highways and urban roads or bridge, and the longitudinal direction refers to perpendicular to aforementioned lateral Direction.
Single-beam cumulative anticollision barrier described in the utility model generally includes the length side along highways and urban roads or bridge Assembled is connected between the multiple fence units set to order, two neighboring fence unit.Fig. 1 show the single shield of highway Column subelement, is followed successively by from Fig. 1 right sides to left side:Column 3, obstruction block that is vertical with column 3 and being laterally assemblied in the side wall of column 3 2nd, obstruction block 2 dorsad stud sides and the cumulative beam guardrail board 1 arranged in the vertical direction in individual layer are assemblied in.Concrete structure is:
Column 3 plays a supportive role, and it is generally set along the length direction sequence interval of highways and urban roads or bridge, stands The bottom of post 3 is generally embedded in the both sides on the length direction of highways and urban roads or bridge, and column 3 is driven a vehicle with trackside edge Designed in big spacing weak separation in direction.Column 3 is round steel pipe column, for A grades of 160kj guardrail, can be little using rigidity Spacing between diameter 114mm, thickness 4mm Q235 round steel pipe columns, adjacent upright posts 3 is not less than 4 meters.In column 3 Top is equipped with cap 6, so that the inside dustproof and waterproof of column 3 of steel pipe type.
Obstruction block 2 is arranged on the side wall of column 3, and the longitudinal section of the obstruction block 2 is in hollow tubular, and it includes being installed on vertical The vertical side 21 of the side wall of post 3, the global shape of the vertical side 21 matches (i.e. vertical side with the sidewall shape of column 3 21 with the profile-followed design that coincide of making use of momentum of column 3), in the present embodiment, the cross section of vertical side 21 is curved, and such obstruction block 2 can It coincide and assembles with stud sides wall, assembles firm stable.As shown in figure 1, by connecting bolt 5 by the vertical side of obstruction block 2 21 are assemblied on the side wall of column 3, in order to firmly install, and connecting bolt 5 can use stay bolt, penetrate the relative side of column 3 Wall is installed.
The top 22 adjacent with vertical side 21 of obstruction block 2, following 23 be arranged in parallel towards oblique upper, i.e., vertical side Side is that obtuse angle is set with the angle that top 22/ following 23 is formed, angular shape of as facing upward.As shown in figure 1, vertical section of following 23 Face length is more than the longitudinal section length of top 22, on top 22 and following 23 with the angled identical situations of the institute of vertical side 21 Under, following 23 distance close to the end of cumulative beam guardrail board 1 to column 3 is more than top 22 close to the end of cumulative beam guardrail board 1 Portion is to the distance of column 3, and in other words, i.e., the distance for linking to column 3 between foregoing both ends becomes narrow gradually from bottom to top, From the longitudinal section of obstruction block 2, line, top 22 between foregoing both ends, following 23 and assembling side 24 are generally circumscribed One isosceles trapezoid shape.
The another side relative with vertical side 21 of obstruction block 2 is assembling side 24, and assembling side 24 is shaped to wanting The shape of guardrail board body 11 of following cumulative beam guardrail boards 1 of assembling, which matches, (assembles side 24 and the shield of cumulative beam guardrail board 1 Breast board body 11 is made use of momentum the design that coincide with the shape), in the present embodiment, the longitudinal section for assembling the department of assembly on side 24 is in integrally convex. The vertical side 21 and assembling side 24 of obstruction block 2 are respectively equal in width design, and the width that it makes steel plate is equal.
It is because the up and down both sides 22,23 adjacent with vertical side 21 of obstruction block 2 be arranged in parallel towards oblique upper, i.e., overall In vertical angle cradle-like.Using this structure, collided in guardrail, when obstruction block 2 is by pressure towards column 3, it is described on Lower both sides are due to stress so that both sides 22,23 are in rotationally clockwise up and down, so as to improve on obstruction block 2 Spatial altitude of the cumulative beam guardrail board 1 in collision process, so, can effectively avoid cart from rolling cumulative beam guardrail board 1 And cross.This deformation process of obstruction block 2, will be strength upward towards the neutralizing of the impulsive force part of column 3, so as to also subtract Small anti-force, that is, improve buffer effect.
Cumulative beam guardrail board 1 is arranged on the assembling side 24 of obstruction block 2.Cumulative beam guardrail board 1 includes integral rolling and formed Guardrail board body 11, in the utility model, by the one side being engaged with obstruction block 2 of guardrail board body 11 be defined as its dress With face, the longitudinal section of guardrail board body 11 is in towards the raised arc in the direction in contrast to side where fitting surface, in guardrail board sheet Circular or ellipse bolt hole is symmetrically opened up on the arc convex of body 11, generally runs through the bolt hole using splice bolt 7 The obstruction block 2 of cumulative beam guardrail board 1 is tightened together, the design quantity of the splice bolt 7 is true according to the requirement of guardrail anti-collision level It is fixed.
Lower edge is symmetrically formed two cumulative bodies 12 that structure is identical, diameter is equal thereon on guardrail board body 11, The two cumulative bodies 12 are respectively facing side where fitting surface by the lower edges of guardrail board body 11, and (that is, guardrail board body 11 is convex Play the opposite side in direction) form a not closed circle, i.e. helicity generally 0.75 to arc helix-coil.It is described here Helicity refer to full circle/whole circle number that the up/down edge of guardrail board body formed by arc/fold-line-shaped helix-coil with not Formed full circle/whole circle part account for its formed full circle/whole circle in the case of ratio be added obtained by sum, for example, helicity is most When small value is 0.5, i.e. the up/down edge coils of guardrail board body are curled into the coil structures of semicircle/half;When helicity is 1, i.e. guardrail The up/down edge coils of plate body are curled into a full circle/whole coil structures;When helicity is 1.25 or 1.75, correspondence guardrail board The up/down edge coils of body are curled into a full circle/whole circle plus a quarter circle/coil structures, or, a full circle/whole circle Plus four/tri- circle/loop mechanisms, the like.
Using single-beam cumulative anticollision barrier described in the utility model, when car collides with the guardrail, it is integrally formed at The cumulative body 12 of the lower edges of cumulative beam guardrail board 1 can absorb the kinetic energy of vehicle, can so enter row buffering and eliminate vehicle Kinetic energy, extends collision time, driver and conductor is protected well, and so as to overcome in the prior art, anti-collision level is low, buffer Ability is weak and the inaesthetic defect of profile, to realize that anti-collision level is high, buffer capacity is strong and the profile advantage that the lines flow smoothly.Together When, formed because cumulative body 12 is respectively facing the lateral inside spin curling in fitting surface place by the lower edges of guardrail board body 11, When car and guardrail collide, vehicle directly hits the side of cumulative body 12 and the integrally connected of guardrail board body 11, it is to avoid car Directly hit the unclosed side of cumulative body 12, avoid the opening amplitude of cumulative body 12 excessive in the case where ensureing anticollision ability and Even gross distortion can not be resetted.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model Within the scope of shield.
For example, in the above-described embodiments, the helicity generally 0.75 of cumulative body, but this is not limited to, this practicality As long as the helicity of the new cumulative body, which is met, is more than or equal to 0.5, above-mentioned listed value is not limited to, for example, poly- The helicity of energy body can also be the arbitrary value in 0.5,1,1.25,1.5,2.5 etc..
In another example, in the above-described embodiments, the line of the end of top 22 and following 23 close cumulative beam guardrail board 1, Top 22, following 23 and assembling side 24 generally circumscribe an isosceles trapezoid shape, but are not limited to this, between foregoing both ends Line, top 22, following 23 and assembling side 24 can also surround other trapezoidal shapes, parallelogram in addition to isosceles trapezoid etc. its His quadrilateral shape.

Claims (7)

1. a kind of single-beam cumulative anticollision barrier, including along highways and urban roads or bridge length direction order set it is multiple Fence unit, it is characterised in that single guardrail subelement include be vertically arranged column (3), it is vertical with the column (3) and transverse direction It is assemblied in the obstruction block (2) of the column (3) side wall, is assemblied in the cumulative beam guardrail board of the obstruction block (2) dorsad stud sides (1),
Wherein, the lower edges of the cumulative beam guardrail board (1) are respectively facing the one side institute that it is engaged with the obstruction block (2) Curved inwardly in side;
Wherein, the obstruction block (2) has the vertical side (21) being engaged with the column (3) and the vertical side (21) Relative assembling top (22) of (24) and below (23) when (24), the connection vertical side (21) are with assembling, the top (22) it is be arranged in parallel with following (23) towards oblique upper, and the longitudinal section length of following (23) is more than the top (22) Longitudinal section length;
Wherein, between the both ends of the top (22) and following (23) close described cumulative beam guardrail board (1) line, top (22), following (23) and assembling side (24) surround a trapezoidal shape;
Wherein, the lower edges of the cumulative beam guardrail board (1) are respectively facing the one side institute that it is engaged with the obstruction block (2) In lateral interior curved/fold-line-shaped helix-coil, thus in lower edges formation arc/folding of the cumulative beam guardrail board (1) Linear spiral cumulative body, the spiral cumulative body is unclosed to be set, and its helicity is more than or equal to 0.5.
2. single-beam cumulative anticollision barrier according to claim 1, it is characterised in that the shape of the vertical side (21) with The sidewall shape of the column (3) matches.
3. single-beam cumulative anticollision barrier according to claim 2, it is characterised in that the cross section of the vertical side (21) It is curved.
4. single-beam cumulative anticollision barrier according to claim 1, it is characterised in that the longitudinal section shape of the assembling side (24) Shape matches with guardrail board body (11) shape of the cumulative beam guardrail board (1) to be assembled.
5. single-beam cumulative anticollision barrier according to claim 4, it is characterised in that the longitudinal section of the assembling side (24) In convex.
6. single-beam cumulative anticollision barrier according to claim 1, it is characterised in that the cumulative beam guardrail board (1) is upper Arranged upwards in individual layer lower section.
7. single-beam cumulative anticollision barrier according to claim 1, it is characterised in that assembled on the top of the column (3) There is cap (6).
CN201621131844.0U 2016-10-17 2016-10-17 Single-beam cumulative anticollision barrier Expired - Fee Related CN206616494U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621131844.0U CN206616494U (en) 2016-10-17 2016-10-17 Single-beam cumulative anticollision barrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621131844.0U CN206616494U (en) 2016-10-17 2016-10-17 Single-beam cumulative anticollision barrier

Publications (1)

Publication Number Publication Date
CN206616494U true CN206616494U (en) 2017-11-07

Family

ID=60228710

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621131844.0U Expired - Fee Related CN206616494U (en) 2016-10-17 2016-10-17 Single-beam cumulative anticollision barrier

Country Status (1)

Country Link
CN (1) CN206616494U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171107

Termination date: 20201017

CF01 Termination of patent right due to non-payment of annual fee