CN203487489U - Energy dissipating structure used for crash-proof guiderail - Google Patents
Energy dissipating structure used for crash-proof guiderail Download PDFInfo
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- CN203487489U CN203487489U CN201320433234.6U CN201320433234U CN203487489U CN 203487489 U CN203487489 U CN 203487489U CN 201320433234 U CN201320433234 U CN 201320433234U CN 203487489 U CN203487489 U CN 203487489U
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Abstract
The utility model provides an energy dissipating structure used for a crash-proof guiderail. The vibration energy dissipating structure used for the crash-proof guiderail includes a left energy dissipating hollow box used for being connected with a left side face of the crash-proof guiderail, a right hollow box used for being connected with a right side face of the crash-proof guiderail and elastic shock absorbers filled in the left energy dissipating hollow box and the right hollow box. According to the utility model, by arranging the left energy dissipating hollow box on the left side face of the crash-proof guiderail, arranging the right hollow box on the right side face of the crash-proof guiderail and filling the elastic shock absorbers in the left energy dissipating hollow box and the right hollow box, the left side of the crash-proof guiderail is elastic, which means a side of the crash-proof guiderail adjacent to a carriageway is elastic. The rigidity of the crash-proof guiderail is reduced, so that an energy-dissipating effect of the crash-proof guiderail is improved and vehicle damages and driver and passenger injuries caused by traffic accidents are reduced further.
Description
Technical field
The utility model relates to road safety guard technology field, more particularly, relates to a kind of anticollision barrier energy-dissipating structure.
Background technology
Along with the fast development of highway in China building cause, mileage in highway open to traffic rapidly increases, and still, the traffic safety problem of thereupon bringing highlights day by day.Highway anti-collision guardrail is one of most important safety protection facility, and it plays important influence to national economy and social development, is the important safety guarantee facility of highway.
At present, in the both sides of highway, anticollision barrier is set, wherein, wall formula anticollision barrier is the highway anti-collision guardrail form extensively adopting.As depicted in figs. 1 and 2, wall formula anticollision barrier is generally reinforced concrete structure, adopts formwork erection poured in place concrete method to construct, and is about to the both sides that anticollision barrier 01 is arranged on highway 02.When vehicle departs from highway 02, anticollision barrier 01 can stop vehicle derailing highway 02, prevents vehicle generation second accident.The top width of this anticollision barrier 01 is 18cm left and right, and bottom width is 29cm left and right, and more than 02 height of anticollision barrier 01 highway is 80cm left and right.This anticollision barrier 01 comprises hypomere, the stage casing being connected with hypomere, the epimere being connected with stage casing, wherein, the road surface of two sides of hypomere and two side Jun Yu highways 02 of epimere is vertical, near the side of highway 02, the center line to this anticollision barrier 01 tilts in stage casing, and stage casing is vertical with the road surface of highway 02 away from the side of highway 02, and the general height that hypomere exceeds the road surface of highway 02 is about 10cm.
Existing wall formula anticollision barrier can play the object of protection vehicle, and still, wall formula anticollision barrier adopts reinforced concrete structure, and rigidity is excessive, and after automobile impacting, effect of energy dissipation is poor, larger to vehicle and driver and crew's damage after generation traffic accident.
Therefore, how improving the effect of energy dissipation of anticollision barrier, to reduce the damage of traffic accident to vehicle and driver and crew, is the current technical issues that need to address of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of anticollision barrier energy-dissipating structure, to improve the effect of energy dissipation of anticollision barrier, and then reduces the damage of traffic accident to vehicle and driver and crew.
To achieve these goals, the utility model provides following technical scheme:
An anticollision barrier energy-dissipating structure, is characterized in that, comprising:
For the left energy dissipating hollow box being connected with the left surface of anticollision barrier;
For the right hollow box being connected with the right flank of described anticollision barrier;
Be filled in the resilient snubber in described left energy dissipating hollow box and in described right hollow box.
Preferably, in above-mentioned anticollision barrier energy-dissipating structure, described left energy dissipating hollow box comprises: connected nowel, raising middle flask and top box successively;
Wherein, described nowel is fitted for being arranged on highway and with the hypomere of described anticollision barrier, and described raising middle flask is for the stage casing laminating with described anticollision barrier; Described top box is for the epimere laminating with described anticollision barrier.
Preferably, in above-mentioned anticollision barrier energy-dissipating structure, described nowel and described top box are rectangular box, and the thickness of described nowel is greater than the thickness of described top box; Described nowel is connected by described raising middle flask transition with described top box.
Preferably, in above-mentioned anticollision barrier energy-dissipating structure, described right hollow box is rectangular box.
Preferably, above-mentioned anticollision barrier energy-dissipating structure, also comprises:
Be arranged at the left support plate block on described left energy dissipating hollow box top
Be arranged at the right support plate block on described right hollow box top;
The gripper shoe being connected with described right support plate block with described left support plate block respectively, described gripper shoe is between described left support plate block and described right support plate block.
Preferably, above-mentioned anticollision barrier energy-dissipating structure, also comprises:
Be arranged at the first fibre reinforced composites cloth of the end face of described gripper shoe, described left support plate block external surface and described right support plate block external surface;
Be arranged at described left energy dissipating hollow box right flank, described right hollow box left surface, and for being arranged on the second fibre reinforced composites cloth of the end face of described anticollision barrier.
Preferably, in above-mentioned anticollision barrier energy-dissipating structure, described anticollision barrier energy-dissipating structure is multistage, and place, the connection gap of adjacent two sections of described anticollision barrier energy-dissipating structures is provided with fiber-reinforced composite material board.
Preferably, in above-mentioned anticollision barrier energy-dissipating structure, described left energy dissipating hollow box and described right hollow box are fibre reinforced composites casing, and described resilient snubber is polyurethane foam.
The anticollision barrier energy-dissipating structure that the utility model provides, by the left surface at anticollision barrier, left energy dissipating hollow box is set, at the right flank of anticollision barrier, right hollow box is set, and fill resilient snubber in left energy dissipating hollow box and right hollow box, like this, make the left surface of anticollision barrier there is elasticity, a side that is anticollision barrier next-door neighbour runway has elasticity, reduced the rigidity of anticollision barrier, thereby improved the effect of energy dissipation of anticollision barrier, and then reduced the damage of traffic accident to vehicle and driver and crew.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the anticollision barrier that Fig. 1 provides for prior art;
Fig. 2 is the A-A sectional view of Fig. 1;
The structural representation of the anticollision barrier energy-dissipating structure that Fig. 3 provides for the utility model embodiment;
The part-structure schematic diagram of the anticollision barrier energy-dissipating structure that Fig. 4 provides for the utility model embodiment;
Fig. 5 is that the B of Fig. 4 is to schematic diagram;
Fig. 6 is arranged on the structural representation on anticollision barrier for the anticollision barrier energy-dissipating structure that the utility model embodiment provides;
Fig. 7 is the C-C sectional view of Fig. 6.
In upper Fig. 1-7:
01-anticollision barrier, 02-highway, the left energy dissipating hollow box of 1-, 11-nowel, 12-raising middle flask, 13-top box, the right hollow box of 2-, 3-left support plate block, 4-right support plate block, 5-gripper shoe, 6-resilient snubber, 7-fiber-reinforced composite material board, 8-highway, 9-anticollision barrier.
The specific embodiment
Herein, " left side ", " right side " be left and right when vehicle heading on Zhi highway respectively, and the left surface of anticollision barrier is the side of the runway of anticollision barrier next-door neighbour highway, and the right flank of anticollision barrier is that anticollision barrier is away from the side of runway.
The utility model embodiment provides a kind of anticollision barrier energy-dissipating structure, has improved the effect of energy dissipation of anticollision barrier, and then has reduced the damage of traffic accident to vehicle and driver and crew.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The anticollision barrier energy-dissipating structure that the utility model embodiment provides, comprising: the left energy dissipating hollow box 1 being connected for the left surface with anticollision barrier 9; For the right hollow box 2 being connected with the right flank of anticollision barrier 9; With the resilient snubber 6 being filled in left energy dissipating hollow box 1 and in right hollow box 2.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, the left surface of anticollision barrier 9 and right flank, while referring to towards vehicle the travel direction on highway 8, the left surface of anticollision barrier 9 and right flank.
The anticollision barrier energy-dissipating structure that the utility model embodiment provides, by the left surface at anticollision barrier 9, left energy dissipating hollow box 1 is set, at the right flank of anticollision barrier 9, right hollow box 2 is set, and at left energy dissipating hollow box 1 and the interior filling resilient snubber 6 of right hollow box 2, like this, make the left surface of anticollision barrier 9 there is elasticity, a side that is anticollision barrier 9 next-door neighbour's runways has elasticity, reduced the rigidity of anticollision barrier 9, thereby improved the effect of energy dissipation of anticollision barrier 9, and then reduced the damage of traffic accident to vehicle and driver and crew.
Meanwhile, the anticollision barrier energy-dissipating structure that above-described embodiment provides, can produce in factory mass, can realize factory's manufacture and combine with on-the-spot installation, has effectively improved workmanship.
It should be noted that, at present, the material of anticollision barrier 9 is reinforced concrete fence, and the lower left side of anticollision barrier 9 is highway 8, and the ground surface material of highway 8 is bituminous concrete.The top width of anticollision barrier 9 is 18cm left and right, and the bottom width of anticollision barrier 9 is 29cm left and right, and the height of anticollision barrier 9 more than road surface is 80cm left and right.In the anticollision barrier energy-dissipating structure that above-described embodiment provides, the height of preferential selection anticollision barrier energy-dissipating structure is greater than the height of anticollision barrier 9, because the side at anticollision barrier 9 next-door neighbour's runways is provided with left energy dissipating hollow box 1, during automobile impacting, act directly on left energy dissipating hollow box 1, between the anticollision barrier 9 left energy dissipating hollow boxes 1 in top and right hollow box 2, be hollow, fiber-reinforced composite materials structures flexibility is larger, effect of energy dissipation is better, has greatly alleviated the damage to vehicle and personnel after traffic accident.Concrete, the height that the anticollision barrier that above-described embodiment provides clashes into energy-dissipating structure is 110cm.
Preferably, in the anticollision barrier energy-dissipating structure that above-described embodiment provides, left energy dissipating hollow box 1 comprises: connected nowel 11, raising middle flask 12 and top box 13 successively; Wherein, nowel 11 is fitted for being arranged on highway 8 and with the hypomere of anticollision barrier 9, and raising middle flask 12 is for the stage casing laminating with anticollision barrier 9; Top box 13 is for the epimere laminating with anticollision barrier 9.Particularly, top box 13, raising middle flask 12 and nowel 11 threes are monolithic construction.
In order effectively to improve the effect of energy dissipation of anticollision barrier, in the anticollision barrier energy-dissipating structure that above-described embodiment provides, nowel 11 and top box 13 are rectangular box, and the thickness of nowel 11 is greater than the thickness of top box 13, like this, can effectively improve the energy dissipating performance of anticollision barrier energy-dissipating structure, also reduce the materials'use amount of this anticollision barrier energy-dissipating structure simultaneously.In order to improve the aesthetics of anticollision barrier energy-dissipating structure, preferentially select nowel 11 to be connected by raising middle flask 12 transition with top box 13.Wherein, top box 13(nowel 11 or raising middle flask 12) thickness, refer to along the left side (right side) of anticollision barrier 9 to the length of the direction on its right side (left side).Preferably, in above-mentioned anticollision barrier energy-dissipating structure, right hollow box 2 is rectangular box.Certainly, top box 13, nowel 11, raising middle flask 12 and right hollow box 2 also can be other shapes, and the utility model embodiment does not do this particularly and limits.
In order further to optimize technique scheme, the anticollision barrier energy-dissipating structure that above-described embodiment provides, also comprises: the left support plate block 3 that is arranged at left energy dissipating hollow box 1 top; Be arranged at the right support plate block 4 on right hollow box 2 tops; The gripper shoe 5 being connected with right support plate block 4 with left support plate block 3 respectively, this gripper shoe 5 is between left support plate block 3 and right support plate block 4.In order to strengthen the fixing of gripper shoe 5, above-mentioned anticollision barrier energy-dissipating structure, gripper shoe 5 is all connected with right hollow box 2 with left energy dissipating hollow box 1, and left energy dissipating hollow box 1, right hollow box 2, left support plate block 3 and right support plate block 4 are all connected with gripper shoe 5.Preferably, left energy dissipating hollow box 1, right hollow box 2, left support plate block 3 and right support plate block 4 are connected with gripper shoe 5 is bonding respectively.Like this, be convenient to fixing and install.Concrete, left support plate block 3 and right support plate block 4 are fibre reinforced composites piece, and gripper shoe 5 is fiber-reinforced composite material board.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, the height of preferentially selecting nowel 11 is 20cm, and width is 15cm; The height of top box 13 is 52.5cm, and width is 7.5cm; The height of raising middle flask 12 is 30cm, width from bottom to up by 15cm gradual transition to 7.5cm; The width of left support plate block 3 is 2.5cm, is highly 7.5cm; The wall thickness of left energy dissipating hollow box 1 is 4mm.Like this, the overall height of nowel 11 and left support plate block 3 is 110cm.The width of right hollow box 2 is 7.5cm, and the width of right support plate block 4 is 2.5cm, and highly the wall thickness for 7.5cm, right hollow box 2 is 4mm, and the overall height of right hollow box 2 and right support plate block 4 is 110cm.The length of gripper shoe 5 is 19.5cm, is highly 7.5cm, and the seam between gripper shoe 5 and left support plate block 3 and right support plate block 4 is 0.5cm, and the top overall width of whole anticollision barrier energy-dissipating structure like this is 33cm.It should be noted that, nowel 11 is 29cm with the spacing of right hollow box 2, and top box 13 is 18cm with the spacing of right hollow box 2, the spacing of raising middle flask 12 and right hollow box 2 from bottom to up by 29cm gradual transition to 18cm.The bottom overall width of whole anticollision barrier energy-dissipating structure like this is 51.5cm, and top overall width is 33cm.
Preferably, the anticollision barrier energy-dissipating structure that above-described embodiment provides, also comprises: the first fibre reinforced composites cloth that is arranged at end face, left support plate block 3 external surfaces and right support plate block 4 external surfaces of gripper shoe 5; Be arranged at left energy dissipating hollow box 1 right flank, right hollow box 2 left surfaces, and for being arranged on the second fibre reinforced composites cloth of the end face of anticollision barrier 9.Wherein, the external surface of left support plate block 3 refers to, left surface and the end face of left support plate block 3; The external surface of right support plate block 4 refers to, right flank and the end face of right support plate block 4.Like this, the first fibre reinforced composites cloth and the second fibre reinforced composites cloth link into an integrated entity left energy dissipating hollow box 1, anticollision barrier 9 and right hollow box 2, have strengthened the intensity of whole anticollision barrier energy-dissipating structure; Meanwhile, the appearance color of this anticollision barrier energy-dissipating structure is consistent, has strengthened aesthetics; Fibre reinforced composites surface is more smooth, makes this anticollision barrier energy-dissipating structure be easy to maintenance.Concrete, the first fibre reinforced composites cloth is adhered to the end face of gripper shoe 5, end face and the right flank of the end face of left support plate block 3 and left surface, right support plate block 4; The second fibre reinforced composites cloth is adhered to the right flank of left energy dissipating hollow box 1, the left surface of right hollow box 2, and for being arranged on the end face of anticollision barrier 9.In order further to strengthen the aesthetics of whole anticollision barrier energy-dissipating structure, preferentially to select, the first fibre reinforced composites cloth is woven roving.Certainly, the first fibre reinforced composites cloth also can be the cloth of other patterns, and the utility model embodiment does not do this particularly and limits.
Because anticollision barrier 9 has certain length, therefore, anticollision barrier energy-dissipating structure has multistage, along the length direction of anticollision barrier 9, comprises multistage anticollision barrier energy-dissipating structure.In order to strengthen the intensity of anticollision barrier energy-dissipating structure, in above-mentioned anticollision barrier energy-dissipating structure, place, the connection gap of adjacent two sections of anticollision barrier energy-dissipating structures is provided with fiber-reinforced composite material board 7.Preferably, fiber-reinforced composite material board 7 Yan highway bearing of trend width are 30cm, and thickness is 5mm, each 15cm of joint both sides of left energy dissipating hollow box 1 and right hollow box 2.Certainly can adopt as the case may be other sizes.
In order to strengthen energy dissipating performance, in the anticollision barrier energy-dissipating structure that above-described embodiment provides, left energy dissipating hollow 1 and right hollow box 2 are fibre reinforced composites casing, and resilient snubber 6 is polyurethane foam.The flexibility of fibre reinforced composites is larger, and the effect of energy dissipation of this anticollision barrier energy-dissipating structure is better; Meanwhile, the intensity of fibre reinforced composites is larger, approaches with steel strength, and the crashproof ability of this anticollision barrier energy-dissipating structure is stronger.Certainly, left energy dissipating hollow box 1, right hollow box 2 also can be other casings, and resilient snubber 6 also can be other packing materials, and the utility model embodiment does not do this particularly and limits.
The anticollision barrier energy-dissipating structure providing based on above-described embodiment, the utility model embodiment also provides a kind of mounting method of anticollision barrier energy-dissipating structure, this anticollision barrier energy-dissipating structure is the anticollision barrier energy-dissipating structure described in above-described embodiment, the mounting method of this anticollision barrier energy-dissipating structure, specifically comprises step:
S01: cut mounting groove on the road surface that is positioned at anticollision barrier left side:
Because the left side of anticollision barrier 9 directly contacts with vehicle, installation and raising effect of energy dissipation for the ease of anticollision barrier energy-dissipating structure, anticollision barrier energy-dissipating structure is partly arranged on to the below, road surface of highway 8, on the road surface in anticollision barrier 9 left sides, cut mounting groove, left energy dissipating hollow box 1 to be installed.Like this, can strengthen the installation strength of anticollision barrier energy-dissipating structure, strengthen its stability.It should be noted that, the degree of depth of mounting groove is 10cm left and right, and more than road surface the vertical section total overall height of existing wall formula anticollision barrier is 20cm, and the height that nowel 11 is so set is 20cm.
For the ease of the installation of anticollision barrier energy-dissipating structure, select the bottom of right hollow box 2 and the bottom of anticollision barrier 9 to be positioned at same level.
S02: remove the spot of left surface, right flank and the end face of anticollision barrier, left surface, right flank and the end face of repairing and hacking anticollision barrier, and dedusting:
In order to guarantee the fixing of left energy dissipating hollow box 1 and right hollow box 2, need to process left surface, right flank and the end face of anticollision barrier 9.Therefore the surface of anticollision barrier 9 is conventionally dirtier, and also out-of-flatness need to be removed the spot of left surface, right flank and the end face of anticollision barrier 9, repair and hacking anticollision barrier, and dedusting, make its left surface and right flank more smooth, be fixedly preparing of left energy dissipating hollow box 1 and right hollow box 2.Repair anticollision barrier 9, the preferential employing epoxy resin mortar of selecting is repaired.
S03: the left energy dissipating hollow box 1 with resilient snubber 6 is placed in mounting groove, and connects and to there is the left energy dissipating hollow box 1 of resilient snubber 6 and the left surface of anticollision barrier 9, connect and there is the right hollow box 2 of resilient snubber 6 and the right flank of anticollision barrier 9:
In factory, adopt mould manufacture to be filled with left energy dissipating hollow box 1 and the right hollow box 2 of resilient snubber 6, the left energy dissipating hollow box 1 with resilient snubber 6 is placed in mounting groove, the bottom of left energy dissipating hollow box 1 is positioned at below the road surface of highway 8.Connect and there is the left energy dissipating hollow box 1 of resilient snubber 6 and the left surface of anticollision barrier 9, left energy dissipating hollow box 1 and the left surface of anticollision barrier 9 are fitted; Connect and there is the right hollow box 2 of resilient snubber 6 and the right flank of anticollision barrier 9, make the right flank laminating of right hollow box 2 and anticollision barrier 9.Installation for the ease of left energy dissipating hollow box 1 and right hollow box 2, preferential selection, left energy dissipating hollow box 1 is all connected with anticollision barrier 9 is bonding with right hollow box 2, handle after anticollision barrier 9, left surface and right flank at anticollision barrier 9 are smeared cementing agent, left energy dissipating hollow box 1 is all connected with anticollision barrier 9 is bonding with right hollow box 2, and preferentially selecting bonding agent is epoxy resin adhesive.Certainly, can adopt the fixing left energy dissipating hollow box 1 of other modes and right hollow box 2, the utility model embodiment does not limit particularly to this yet.
S04: to connecting gap pressure injection epoxide-resin glue, fill up and connect gap, complete installation:
In order to strengthen the intensity of anticollision barrier energy-dissipating structure, need to fill up connecting gap, wherein, connecting gap comprises: the connection gap of left energy dissipating hollow box 1 and anticollision barrier 9 left surfaces, the gap that is connected of left energy dissipating hollow box 1 and mounting groove, the connection gap of right side hollow box 2 and anticollision barrier 9 right flanks.Preferably, to connecting gap pressure injection epoxide-resin glue, fill up and connect gap.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, left energy dissipating hollow box 1 and the whole manufacture of left support plate block 3, right hollow box 2 and the whole manufacture of right support plate block 4.For the ease of transportation and installation, this anticollision barrier energy-dissipating structure segmentation transportation and installation, conventionally every section of long 4m of anticollision barrier energy-dissipating structure.The anticollision barrier energy-dissipating structure that above-described embodiment provides, while having left support plate block 3, right support plate block 4 and gripper shoe 5, also comprises step after step S04:
S05: epoxide-resin glue reaches after intensity, connection seam crossing between adjacent two sections of anticollision barrier energy-dissipating structures is pasted fiber-reinforced composite material board 7, at the end face of anticollision barrier 9, the left surface of the right flank of left energy dissipating hollow box 1, right hollow box 2 is pasted the second fibre reinforced composites cloth;
Wherein, the second fibre reinforced composites cloth upwards height of bending can be 10cm, and the height of the part that the second fibre reinforced composites cloth is connected with the right flank (left surface of right hollow box 2) of left energy dissipating hollow box 1 is 10cm.
S06: bonding agent reaches after intensity, bonding gripper shoe 5, is connected the upper end of left energy dissipating hollow box 1 and right hollow box 2;
S07: bonding agent reaches after intensity, pastes the first fibre reinforced composites cloth at external surface, the external surface of right support plate block 4 and the end face of gripper shoe 5 of left support plate block 3, completes installation.
In the anticollision barrier energy-dissipating structure that above-described embodiment provides, fibre reinforced composites, English name is Fiber Reinforce Polymer, is called for short FRP.When fiber adopts glass fiber, fibre reinforced composites are called GFRP(and often claim glass fiber reinforced plastic), GFRP is designated hereinafter simply as FRP.Glass fiber tensile strength 1000MPa left and right, epoxy resin tensile strength 60MPa left and right, glass fiber and epoxy resin can reach 300MPa left and right in conjunction with rear formation GFRP structural strength, and the intensity of steel work approaches.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. an anticollision barrier energy-dissipating structure, is characterized in that, comprising:
For the left energy dissipating hollow box (1) being connected with the left surface of anticollision barrier (9);
For the right hollow box (2) being connected with the right flank of described anticollision barrier (9);
Be filled in the resilient snubber (6) in described left energy dissipating hollow box (1) and in described right hollow box (2).
2. anticollision barrier energy-dissipating structure as claimed in claim 1, is characterized in that, described left energy dissipating hollow box (1) comprising: connected nowel (11), raising middle flask (12) and top box (13) successively;
Wherein, described nowel (11) is for being arranged on highway (8) above and fitting with the hypomere of described anticollision barrier (9), and described raising middle flask (12) is for the stage casing laminating with described anticollision barrier (9); Described top box (13) is for the epimere laminating with described anticollision barrier (9).
3. anticollision barrier energy-dissipating structure as claimed in claim 2, is characterized in that, described nowel (11) and described top box (13) are rectangular box, and the thickness of described nowel (11) is greater than the thickness of described top box (13); Described nowel (11) is connected by described raising middle flask (12) transition with described top box (13).
4. anticollision barrier energy-dissipating structure as claimed in claim 3, is characterized in that, described right hollow box (2) is rectangular box.
5. anticollision barrier energy-dissipating structure as claimed in claim 4, is characterized in that, also comprises:
Be arranged at the left support plate block (3) on described left energy dissipating hollow box (1) top;
Be arranged at the right support plate block (4) on described right hollow box (2) top;
The gripper shoe (5) being connected with described right support plate block (4) with described left support plate block (3) respectively, described gripper shoe (5) is positioned between described left support plate block (3) and described right support plate block (4).
6. anticollision barrier energy-dissipating structure as claimed in claim 5, is characterized in that, also comprises:
Be arranged at the first fibre reinforced composites cloth of described gripper shoe (5) end face, described left support plate block (3) external surface and described right support plate block (4) external surface;
Be arranged at described left energy dissipating hollow box (1) right flank, described right hollow box (2) left surface, and for being arranged on the second fibre reinforced composites cloth of the end face of described anticollision barrier (9).
7. anticollision barrier energy-dissipating structure as claimed in claim 6, is characterized in that, described anticollision barrier energy-dissipating structure is multistage, and place, the connection gap of adjacent two sections of described anticollision barrier energy-dissipating structures is provided with fiber-reinforced composite material board (7).
8. anticollision barrier energy-dissipating structure as claimed in claim 7, is characterized in that, described left energy dissipating hollow box (1) and described right hollow box (2) are fibre reinforced composites casing, and described resilient snubber (6) is polyurethane foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320433234.6U CN203487489U (en) | 2013-07-19 | 2013-07-19 | Energy dissipating structure used for crash-proof guiderail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320433234.6U CN203487489U (en) | 2013-07-19 | 2013-07-19 | Energy dissipating structure used for crash-proof guiderail |
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| CN203487489U true CN203487489U (en) | 2014-03-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334394A (en) * | 2013-07-19 | 2013-10-02 | 重庆交通大学 | Energy dissipation structure for anti-collision guardrail and mounting method thereof |
| CN103981825A (en) * | 2014-06-05 | 2014-08-13 | 招商局重庆交通科研设计院有限公司 | Anti-collision guardrail |
| CN106400632A (en) * | 2016-10-12 | 2017-02-15 | 浙江建设职业技术学院 | Gallery type public traffic system with collision-prevention device |
-
2013
- 2013-07-19 CN CN201320433234.6U patent/CN203487489U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334394A (en) * | 2013-07-19 | 2013-10-02 | 重庆交通大学 | Energy dissipation structure for anti-collision guardrail and mounting method thereof |
| CN103981825A (en) * | 2014-06-05 | 2014-08-13 | 招商局重庆交通科研设计院有限公司 | Anti-collision guardrail |
| CN103981825B (en) * | 2014-06-05 | 2016-04-27 | 招商局重庆交通科研设计院有限公司 | Anticollision barrier |
| CN106400632A (en) * | 2016-10-12 | 2017-02-15 | 浙江建设职业技术学院 | Gallery type public traffic system with collision-prevention device |
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Granted publication date: 20140319 Termination date: 20160719 |