CN205474804U - Multistage other pier flexible composite material safety device - Google Patents

Abstract

The utility model relates to a multistage other pier flexible composite material safety device. It is directional that current protector has clear and definite protection rank, and the striking that can't compromise different intensity and speed simultaneously protects, hardly compromises the safety of rammer and pier simultaneously, and the device hits the back and damages seriously, and the difficulty is changed in the maintenance. The utility model discloses a protector main part of pipe box form, protector main part hoop comprises the concatenation of a plurality of the same units, and echelonment or cockscomb structure interlock are personally submitted in the concatenation, and concatenation department is connected by vertical connecting pin, the protector main part inwards including wearing layer, recovering layer and power consumption layer is stood by as an outsider. The utility model discloses combined material functional layer by different mechanics of materials attributes constitutes, can tackle the safety protection who bumps, hits for a short time and hit greatly different ranks striking from wiping, in the time of protection pier and rammer (vehicle, boats and ships etc. ), but self -recovery shape after structure self is hit.

Description

A kind of multi-level bridge pier flexible composite safety device

Technical field

This utility model belongs to bridge security guard technology field, is specifically related to a kind of multi-level bridge pier flexible composite safety device.

Background technology

The most conventional pier anticollision measure mainly uses rigidity isolation and simple anti-collision facility.For rigid protection measure, often huge structure, shock rear vehicle (or boats and ships etc.) damage seriously, in a disguised form increasing accident risk, maintenance simultaneously is changed difficult.For simple anti-collision facility, its protection effect is limited, it is impossible to effectively utilize cushion space, structure not to fix, and easily forms fragment and splashes, acts primarily as warning and provisional protection effect.

Due to rammer structure self-strength and the difference of stroke speed, different shock ranks needs the different requirement of shelter of necessity, current existing preventer has clear and definite protection level and points to, the crash of varying strength and speed cannot be taken into account simultaneously, it is difficult to take into account the safety of rammer and bridge pier simultaneously simultaneously, device hits rear well damage, and difficulty is changed in maintenance.

Summary of the invention

The purpose of this utility model is to provide a kind of multi-level bridge pier flexible composite safety device, it is achieved bridge pier and the security protection of rammer in bridge pier is by the accident of hitting, and avoids preventer self structure to be lost simultaneously.

The technical scheme that this utility model is used is:

A kind of multi-level bridge pier flexible composite safety device, it is characterised in that:

Including the preventer main body of pipe box shape, preventer main body hoop is made up of multiple identical separate unit splicings, and Mosaic face is stepped or zigzag is engaged, and stitching portion is connected by vertical connecting pin.

Preventer main body includes wearing layer, retrieving layer and power consumption layer from the outside to the core.

Power consumption layer is provided with the shell of shell shape, is provided with the reinforcement of tabular in shell, forms trellis or cellular space cell, is provided with implant in space cell.

Shell and the reinforcement of power consumption layer are elastic-plastic material, and implant is macromolecule Energy dissipating material.

Retrieving layer is viscoelastic damping Energy dissipating material.

Wearing layer is elastomeric material.

This utility model has the advantage that

This utility model is made up of the composite functional layer of different materials mechanical attribute; structure is provided with wearing layer, retrieving layer and power consumption layer; cope with from wipe touch, little hit hit greatly different stage clash into security protection; while protection bridge pier and rammer (vehicle, boats and ships etc.), structure self can recover shape after hitting voluntarily.Fundamentally change heavy damage that rammer causes by conventional rigid protection and common anti-collision facility is hit rear structure and damaged the present situation seriously cannot being continuing with.This device uses entirety to be close to the form that bridge pier is assembled simultaneously, takes up room little and is easily installed replacing.

Accompanying drawing explanation

Fig. 1 is the preventer installation diagram that this utility model is applicable to circular pier.

Fig. 2 is the outline drawing of the single piecemeal of this utility model.

Fig. 3 is this utility model preventer partial cut-away view.

Fig. 4 is this utility model preventer horizontal sectional view.

Fig. 5 is this utility model power consumption layer lattice Reinforcement structure form.

Fig. 6 is this utility model power consumption layer honeycomb fashion Reinforcement structure form.

In figure, 1-preventer main body, 2-connecting pin, 3-wearing layer, 4-retrieving layer, 5-consumes energy layer, 6-shell, 7-reinforcement, 8-implant, 9-bridge pier.

Detailed description of the invention

Below in conjunction with detailed description of the invention, this utility model is described in detail.

The one multi-level bridge pier flexible composite safety device that this utility model relates to; there is brand-new 3 kind protection effect: one is " meeting crash in various degree to require "; two is " structure self-repair function ", realizes the third effect " protection bridge pier, rammer (car, ship etc.) and device inherently safe " on these two kinds of effects.This device specifically includes the preventer main body 1 of pipe box shape, and preventer main body 1 is made up of two symmetrical semi-ring section of jurisdiction unit spliceds, and Mosaic face is stepped or zigzag is engaged, and stitching portion is connected by vertical connecting pin 2.

Preventer main body 1 is made up of the composite functional layer of different materials mechanical attribute, have and cope with the crash of different stage and require and hit rear structure slow Self-resetting function, bridge pier, rammer (vehicle, boats and ships etc.) and device self-inflicted injury can be prevented effectively from, include wearing layer 3, retrieving layer 4 and power consumption layer 5 from the outside to the core.Power consumption layer 5 is provided with the shell 6 of shell shape, is provided with the reinforcement 7 of tabular in shell 6, forms trellis or cellular space cell, is provided with implant 8 in space cell.

Power consumption layer 5 is against bridge pier side, has bigger power consumption deposit and the elastoplasticity feature of preferable elastic recovery capability, consumes Impact energy during huge shock, and protection bridge pier agent structure is not damaged.Shell 6 and the reinforcement 7 of power consumption layer 5 are elastic-plastic material, and specially fiber reinforcement reinforced plastics etc., implant 8 is macromolecule Energy dissipating material, specially hard foam etc..

Retrieving layer 4 is close to consume energy layer and be arranged at preventer meet the face of hitting; there is viscoelastic damping power consumption and feature that shape is slowly recovered; reducing impact force during medium and small shock, protection bridge pier structure, protection rammer (vehicle, boats and ships etc.), simultaneously protection preventer are not damaged.Play during huge shock and extend collision time, elimination impact force peak value, reduction shock peak accelerator, the effect of minimizing people's damage, for viscoelastic damping Energy dissipating material, specially expanded material etc..

Wearing layer 3 wraps around power consumption layer and retrieving layer outer layer, there is high abrasion, high resiliency, high tensile, uvioresistant and the feature such as waterproof, keep preventer surface injury-free when daily wiping is touched, simultaneously between preventer and bridge pier, and between preventer and rammer, form flexible contact interface, avoid the abrasion of bridge pier concrete surface and rammer surface damage, for elastomeric material, specially elastomeric material etc..

Device outermost uses the mode spraying, paste or brushing to arrange alarming sign.

This utility model copes with the crash of different stage and requires that function is by the greater stiffness of the layer that consumes energy and huge power consumption deposit, the less rigidity of retrieving layer and viscoelastic damping buffering energy-consumption, and the high-wearing feature of wearing layer and high tensile realize jointly, daily wiping crash device surface nondestructive, slowly recovering shape after the deformation power consumption of medium and small impact structure, the power consumption deposit that during huge shock, device is bigger carries out the security protection under maximum conditions.Hit the high resiliency feature that the function of the slow Self-resetting of rear structure slowly recovered feature and wearing layer by the bigger elastic deposit of layer elastoplasticity feature that consume energy, retrieving layer high-damping shape to realize.Reduce the feature of bridge pier damage by the bigger power consumption deposit of the layer that consumes energy, the flexible contact interface realization of the attenuatings impact force peak action of retrieving layer and wearing layer; the feature of described reduction rammer damage is realized by the flexible contact interface function of the layer that consumes energy bigger power consumption deposit, the less rigidity of retrieving layer and damping energy dissipation feature and wearing layer; the feature of described reduction device self-inflicted injury is by the preferable elastic recovery capability of the layer that consumes energy, retrieving layer viscoelastic damping power consumption and slow recovery capability, and the protective effect of wearing layer high intensity, high abrasion realizes jointly.

Content of the present utility model is not limited to cited by embodiment, the conversion of any equivalence that technical solutions of the utility model are taked by those of ordinary skill in the art by reading this utility model description, is claim of the present utility model and is contained.

Claims (6)

1. a multi-level bridge pier flexible composite safety device, it is characterised in that:

Including the preventer main body (1) of pipe box shape, preventer main body (1) hoop is made up of multiple identical separate unit splicings, and Mosaic face is stepped or zigzag is engaged, and stitching portion is connected by vertical connecting pin (2).

One the most according to claim 1 multi-level bridge pier flexible composite safety device, it is characterised in that:

Preventer main body (1) includes wearing layer (3), retrieving layer (4) and power consumption layer (5) from the outside to the core.

One the most according to claim 2 multi-level bridge pier flexible composite safety device, it is characterised in that:

Power consumption layer (5) is provided with the shell (6) of shell shape, is provided with the reinforcement (7) of tabular in shell (6), forms trellis or cellular space cell, is provided with implant (8) in space cell.

One the most according to claim 3 multi-level bridge pier flexible composite safety device, it is characterised in that:

Shell (6) and the reinforcement (7) of power consumption layer (5) are elastic-plastic material, and implant (8) is macromolecule Energy dissipating material.

One the most according to claim 3 multi-level bridge pier flexible composite safety device, it is characterised in that:

Retrieving layer (4) is viscoelastic damping Energy dissipating material.

One the most according to claim 3 multi-level bridge pier flexible composite safety device, it is characterised in that:

Wearing layer (3) is elastomeric material.