CN206256407U - Cushioning guard fence - Google Patents

Cushioning guard fence Download PDF

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Publication number
CN206256407U
CN206256407U CN201621234309.8U CN201621234309U CN206256407U CN 206256407 U CN206256407 U CN 206256407U CN 201621234309 U CN201621234309 U CN 201621234309U CN 206256407 U CN206256407 U CN 206256407U
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CN
China
Prior art keywords
guardrail board
obstruction block
cumulative
guard fence
connecting plate
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
CN201621234309.8U
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Chinese (zh)
Inventor
李建伟
李王昂
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Individual
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Individual
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Publication date
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Priority to CN201621234309.8U priority Critical patent/CN206256407U/en
Application granted granted Critical
Publication of CN206256407U publication Critical patent/CN206256407U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of cushioning guard fence, including multiple fence units that the length direction order along highways and urban roads or bridge is set, single guardrail subelement include the column that is vertically arranged and the uprights vertical and be laterally assemblied in the obstruction block of stud sides wall, be assemblied in the obstruction block dorsad the connecting plate of stud sides, be assemblied in the connecting plate dorsad obstruction block side cumulative beam guardrail board, 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.This cushioning guard fence can enter row buffering and cut down vehicle energy, and its deformation extends collision time, to realize that anti-collision level is high, buffer capacity strong and the profile advantage that the lines flow smoothly.

Description

Cushioning guard fence
Technical field
The utility model is related to a kind of cushioning guard fence, 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 With the semi-rigidity rail of bridge based on corrugated beam barrier and post and beam guardrail, traditional corrugated beam barrier is divided into two ripple guardrails and three Ripple guardrail, the crossbeam of this corrugated beam barrier needs the upper and lower and front and rear deformation of steel plate to absorb vehicle energy, landscape effect simultaneously 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:Protecting the anticollision barrier of dolly needs flexible setting, protects the anticollision shield of cart Column needs rigidity to set;Anticollision barrier while errant vehicle is blocked, should have as a kind of important safety protection facility Enough pooling features;Preferable anticollision barrier should have enough anti-collision levels, and with enough pooling features, work as dolly During collision, pooling feature plays a role, and allows dolly to stop or smoothly derive;Vehicle is blocked while first buffering when cart is collided Vehicle is stopped or is derived, will not pass through or cross.Meanwhile, as urban road and the anticollision barrier of highway in scenic resort, should have Certain guiding sight line function and landscape effect.
Utility model people of the present utility model is disclosed in the Patent Publication of Application No. CN200910180462.5 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 to have further improved anticollision, pooling feature is 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 cushioning guard fence for being conducive to improving anti-collision effect.
The utility model provides a kind of cushioning guard fence, including suitable along the length direction of highways and urban roads or bridge Multiple fence units that sequence is set, single guardrail subelement includes the column being vertically arranged and the uprights vertical and laterally assembling Obstruction block in the stud sides wall, be assemblied in the obstruction block dorsad described stud sides cumulative beam guardrail board, 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 vehicle collides with the guardrail of the cushioning guard fence, the direction in the cumulative beam guardrail board The aduncate part in side where the one side that it is engaged with the obstruction block produces enough resistance to deformation elasticity, can so enter Row buffering simultaneously cuts down vehicle energy, and its deformation extends collision time, to realize that anti-collision level is high, buffer capacity strong and trim line The smooth advantage of bar.
Preferably, also including being assemblied in the connecting plate of the obstruction block dorsad stud sides, the cumulative beam guardrail board assembling In the side of the dorsad described obstruction block of the connecting plate.
By upper, the anticollision ability of cushioning guard fence can be increased by setting the connecting plate.
Preferably, the lower edges of the cumulative beam guardrail board are respectively facing the one side institute that it is engaged with the obstruction block In lateral interior curved/fold-line-shaped helix-coil, thus in the lower edges formation arc/fold-line-shaped of the cumulative beam guardrail board Spiral cumulative body, the spiral unclosed setting of cumulative body, its helicity is more than or equal to 0.5.
By upper, the anticollision ability of the cumulative beam guardrail board is ensure that.
Preferably, the cumulative beam guardrail board in the vertical direction in two-layer arrange by interval setting, and this two-layer cumulative Beam guardrail board is material and the complete equivalent setting of size.
By upper, ensure that the anticollision ability of the cushioning guard fence, buffer capacity are strong, additionally it is possible to improve cushioning guard fence Good appearance.
Preferably, the obstruction block has the dress relative with the vertical side with the vertical side that the column is engaged Cobordant, the bottom and upper segment for connecting the vertical side and assembling side, the bottom and upper segment be arranged in parallel towards oblique upper.
By upper, collided in guardrail, the obstruction block be subject to towards the column pressure when, the upper and lower both sides due to Stress so that upper and lower both sides rotate in an anti-clockwise direction in Fig. 2, 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 Buffer effect high.
Preferably, the vertical sectional shape of the assembling side and the connecting plate with the cumulative beam guardrail board to be assembled Guardrail board body shape match, and the former longitudinal section length be more than the latter.
By upper, it can be ensured that the fastness that the cumulative beam guardrail board, connecting plate and obstruction block this three are assembled together.
Preferably, the longitudinal section of the assembling side and the connecting plate is in a pair of arc shapes being connected by straightway.
Preferably, the front of the connecting plate is in I-shaped setting, and the I-shaped lateral part and vertical section Connection is curved.
By upper, by increasing capacitance it is possible to increase the bulk strength of the connecting plate, and then its anticollision ability is improved, while buffering can also be improved The good appearance of guard rail
Preferably, it is equipped with cap on the top of the column.
By upper, column inside dustproof and waterproof can be made by the cap.
Brief description of the drawings
Fig. 1 is the overall schematic of cushioning guard fence;
Fig. 2 is the sectional view of the cushioning guard fence in Fig. 1.
Specific embodiment
Cushioning guard fence described in the utility model is described in detail referring to Fig. 1~Fig. 2.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.
As shown in figure 1, cushioning guard fence described in the utility model generally includes the length along highways and urban roads or bridge Multiple fence units that degree direction order is set, assembled connection between two neighboring fence unit.Fig. 2 show the list of highway Individual guardrail subelement, is followed successively by from Fig. 2 left sides to right side:Column 4 is vertical with column 4 and is laterally assemblied in the anti-of the side wall of column 4 Stop block 2, be assemblied in obstruction block 2 dorsad the connecting plate 3 of stud sides, be assemblied on connecting plate 3 and interval setting in the vertical direction In the cumulative beam guardrail board 1 that two-layer is arranged.Concrete structure is:
Column 4 is set along the length direction sequence interval of highways and urban roads or bridge, and it plays a supportive role, with trackside Designed in big spacing weak separation along direction of traffic.Column 4 is round steel pipe column, for the A grades of guardrail of 160kj, can be using firm Degree is not more than diameter 114mm, the Q235 round steel pipe columns of thickness 4mm, and the spacing between adjacent upright posts 4 is not less than 4 meters.Vertical The top of post 4 is equipped with cap 6, so that the inside dustproof and waterproof of column 4 of steel pipe type.
Obstruction block 2 is arranged on the side wall of column 4, 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 4, is assembled on the side wall of column 4 the vertical side 21 of obstruction block 2 by connecting bolt 5, In order to firmly install, connecting bolt 5 can use stay bolt, and the relative side wall for penetrating column 4 is installed.Obstruction block 2 with it is vertical The adjacent top 22 in side 21, following 23 be arranged in parallel towards oblique upper, i.e., the angle that vertical side is formed with top 22 For obtuse angle is set.The another side relative with vertical side 21 of obstruction block 2, that is, assembling side 24 has department of assembly, the shape of department of assembly Shape is set to be matched with the shape of guardrail board body 11 of the following cumulative beam guardrail boards 1 to be assembled, in the present embodiment, assembles side The longitudinal section of 24 department of assembly is integrally in a pair of arc shapes being connected by straightway.Wherein, the shape of vertical side 21 of obstruction block 2 Shape can be tabular, i.e., with the tangent setting of stud sides wall, such vertical side 21 is manufactured easily, and low cost is saved into This.In addition, if not considering the problem of cost, the shape of vertical side 21 of obstruction block 2 can also coincide with column sidewall shape and set Put, such obstruction block 2 can coincide with stud sides wall and assemble, and assemble firm stable.
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., integrally In vertical angle cradle-like.Using this structure, collided in guardrail, obstruction block 2 be subject to towards column 4 pressure when, it is described on Lower both sides are due to stress so that upper and lower both sides 22,23 rotate in an anti-clockwise direction in Fig. 2, so as to improve installed in obstruction block 2 On spatial altitude of the cumulative beam guardrail board 1 in collision process, so, can effectively avoid cart from rolling cumulative beam guardrail Plate 1 and cross.This deformation process of obstruction block 2, will be strength upward towards the neutralizing of the impulsive force part of column 4, so that Anti-force is also reduced, that is, improves buffer effect.
Connecting plate 3 is arranged on the department of assembly on the assembling side 24 of obstruction block 2, and it is formed using steel plate one rolling.This reality In new, as depicted in figs. 1 and 2, the front of connecting plate 3 is in I-shaped setting, and the I-shaped lateral part with it is perpendicular To the curved design in part connection;The guardrail of the vertical sectional shape of connecting plate 3 and the following cumulative beam guardrail boards 1 to be assembled The shape of plate body 11 matches, and in the present embodiment, the longitudinal section of connecting plate 3 is also in a pair of arc shapes being connected by straightway, Also, as shown in Fig. 2 the length of the longitudinal section of the department of assembly on foregoing assembling side 24 is more than connecting plate 3.Connecting plate 3 is used to assemble Cumulative beam guardrail board 1, and connect the cumulative beam guardrail board 1 of adjacent barrier unit, in the present embodiment, by splice bolt 7 by institute State cumulative beam guardrail board 1, connecting plate 3 and obstruction block 2 is assembled together.When the cumulative beam guardrail board 1 of connection adjacent barrier unit When, the adjacent joint of cumulative beam guardrail board 1 can be spliced and be assembled on connecting plate 3 using the male and female round plug mode that disappears.Wherein, spell The design quantity of connecting bolt 7 determines according to the requirement of guardrail anti-collision level.Cumulative beam guardrail board 1 can be strengthened by connecting plate 3 Impact resistance power.
In the utility model, upper and lower two-layer cumulative beam guardrail board 1 is complete equivalent setting, the phase completely such as material and size Together.Specifically, cumulative beam guardrail board 1 includes the guardrail board body 11 of one rolling, in the utility model, by guardrail board The one side being engaged with obstruction block 2 of body 11 is defined as its fitting surface, the longitudinal section of guardrail board body 11 in towards in contrast to The raised arc in the direction of side where fitting surface, on the arc convex and foregoing connecting plate 3 of guardrail board body 11 symmetrically The bolt hole of circular or ellipse is opened up, generally runs through the bolt hole by cumulative beam guardrail board 1, connecting plate 3 using splice bolt 7 Tightened together with obstruction block 2.
Lower edge is symmetrically formed that two structures are identical, equal diameters cumulative bodies 12 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 opposition side in direction) to form a full circle and half semicircle, i.e. helicity to arc helix-coil be 1.5.It is described here Helicity refer to guardrail board body full circle/whole circle number for being formed by arc/fold-line-shaped helix-coil of up/down edge with not The part for forming full circle/whole circle accounts for sum obtained by its ratio addition in the case of full circle/whole circle is formed, 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 semicircle/half coil structures;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 buffer fence panel described in the utility model, when car and the guardrail collide, cumulative beam is integrally formed at The cumulative body 12 of the lower edges of guardrail board 1 can absorb the kinetic energy of vehicle, can so enter row buffering and eliminate vehicle energy, prolong Grown collision time, driver and conductor protected well, anti-collision level in the prior art is low, buffer capacity is weak such that it is able to overcoming and The inaesthetic defect of profile, to realize that anti-collision level is high, buffer capacity strong and the profile advantage that the lines flow smoothly.Simultaneously as poly- Lateral inside spin curling where energy body 12 is respectively facing fitting surface by the lower edges of guardrail board body 11 is formed, when car and guardrail When colliding, vehicle directly clashes into the side of cumulative body 12 and the integrally connected of guardrail board body 11, it is to avoid vehicle directly clashes into The unclosed side of cumulative body 12, avoids the opening amplitude of cumulative body 12 excessive and cannot reset very in the case where anticollision ability is ensured To gross distortion.
In Fig. 1~embodiment illustrated in fig. 2, connecting plate 3 is installed on obstruction block 2 dorsad the assembling side 24 of stud sides, Cumulative beam guardrail board 1 is assemblied in the side of the dorsad obstruction block 2 of the connecting plate 3, obstruction block 2, connecting plate 3, cumulative beam guardrail board 1 This three is tightened together by splice bolt 7, but is not limited to this, non-limiting, this practicality as another embodiment The new buffer fence panel can also be not provided with connecting plate 3, when to guardrail anti-collision level requirement than it is relatively low when can the company of being not provided with Fishplate bar 3, in this case, cumulative beam guardrail board 1 is fastened directly on the assembling side of obstruction block 2 by splice bolt 7.
In addition, the buffer fence panel shown in above-mentioned Fig. 1~Fig. 2 is double-deck guardrail board, i.e., filled on column 4 and obstruction block 2 Equipped with spaced two stratas energy beam guardrail board 1 in the vertical direction, but this is not limited to, in column 4 and can also prevented Assembled monolayer, three layers or more strata energy beam guardrail boards 1 on stop block 2, and multilayer guardrail board interval setting in the vertical direction.Separately Outward, the need for can be according to anti-collision level, to the number of plies of cumulative beam guardrail board 1 in the various embodiments described above and cumulative beam guardrail board The size of the helicity of 1 width and each cumulative body carries out classification setting, wherein, anti-collision level be respectively B grades, A grades, SB grades, SA grades and SS grades.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all in this practicality 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 of cumulative body is 1.5, but is not limited to this, the utility model institute As long as the helicity for stating cumulative body is met more than or equal to 0.5, above-mentioned listed value is not limited to, for example, cumulative body Helicity can be also the arbitrary value in 0.5,1,1.25,2.5 etc..

Claims (9)

1. a kind of multiple guardrail lists of cushioning guard fence, including the length direction order setting along highways and urban roads or bridge Unit, it is characterised in that single guardrail subelement includes that the column (4) being vertically arranged is vertical with the column (4) and is laterally assemblied in The obstruction block (2) of column (4) side wall, be assemblied in the obstruction block (2) dorsad described column (4) side cumulative beam guardrail board (1), wherein, the lower edges of the cumulative beam guardrail board (1) are respectively facing its one side institute being engaged with the obstruction block (2) Curved inwardly in side.
2. cushioning guard fence according to claim 1, it is characterised in that also including being assemblied in the obstruction block (2) dorsad The connecting plate (3) of stud sides, the cumulative beam guardrail board (1) is assemblied in the one of the dorsad described obstruction block (2) of the connecting plate (3) Side.
3. cushioning guard fence according to claim 1 and 2, it is characterised in that the cumulative beam guardrail board (1) it is upper following Edge is respectively facing the lateral interior curved/fold-line-shaped helix-coil in one side place that it is engaged with the obstruction block (2), thus exists The lower edges of the cumulative beam guardrail board (1) form arc/fold-line-shaped spiral cumulative body, and spiral cumulative body is unclosed sets for this Put, its helicity is more than or equal to 0.5.
4. cushioning guard fence according to claim 1 and 2, it is characterised in that the cumulative beam guardrail board (1) is in upper and lower Upward interval setting is arranged in two-layer, and this two-layer cumulative beam guardrail board (1) is material and the complete equivalent setting of size.
5. cushioning guard fence according to claim 2, it is characterised in that the obstruction block (2) with the column (4) The vertical side (21) the being engaged assembling side (24) relative with the vertical side (21), connect the vertical side (21) with Assemble the top (22) of side (24) and following (23), the top (22) and (23) be arranged in parallel towards oblique upper below.
6. cushioning guard fence according to claim 5, it is characterised in that the assembling side (24) and the connecting plate (3) Guardrail board body (11) shape with the cumulative beam guardrail board (1) to be assembled of vertical sectional shape match, it is and preceding The length of person longitudinal section is more than the latter.
7. cushioning guard fence according to claim 6, it is characterised in that the assembling side (24) and the connecting plate (3) Longitudinal section in by straightway be connected a pair of arc shapes.
8. cushioning guard fence according to claim 2, it is characterised in that the front of the connecting plate (3) sets in I-shaped Put, and the I-shaped lateral part is curved with vertical section connection.
9. cushioning guard fence according to claim 1 and 2, it is characterised in that be equipped with post on the top of the column (4) Cap (6).
CN201621234309.8U 2016-11-17 2016-11-17 Cushioning guard fence Expired - Fee Related CN206256407U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621234309.8U CN206256407U (en) 2016-11-17 2016-11-17 Cushioning guard fence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621234309.8U CN206256407U (en) 2016-11-17 2016-11-17 Cushioning guard fence

Publications (1)

Publication Number Publication Date
CN206256407U true CN206256407U (en) 2017-06-16

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CN201621234309.8U Expired - Fee Related CN206256407U (en) 2016-11-17 2016-11-17 Cushioning guard fence

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113463546A (en) * 2021-07-09 2021-10-01 刘娜 Highway protector that security is good

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113463546A (en) * 2021-07-09 2021-10-01 刘娜 Highway protector that security is good

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

Granted publication date: 20170616

Termination date: 20181117

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