CN108487139A - A kind of assembled road guard with viscous damper and acoustic barrier system - Google Patents
A kind of assembled road guard with viscous damper and acoustic barrier system Download PDFInfo
- Publication number
- CN108487139A CN108487139A CN201810484885.5A CN201810484885A CN108487139A CN 108487139 A CN108487139 A CN 108487139A CN 201810484885 A CN201810484885 A CN 201810484885A CN 108487139 A CN108487139 A CN 108487139A
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- China
- Prior art keywords
- hole
- acoustic barrier
- viscous damper
- barrier
- sound
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/08—Continuous barriers extending along roads or between traffic lanes essentially made of walls or wall-like elements ; Cable-linked blocks
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/08—Continuous barriers extending along roads or between traffic lanes essentially made of walls or wall-like elements ; Cable-linked blocks
- E01F15/088—Details of element connection
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0029—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with porous surfaces, e.g. concrete with porous fillers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention belongs to field of road traffic, more particularly to a kind of assembled road guard with viscous damper and acoustic barrier system.Including precast spliced guardrail pier, double wave plate, trapezoidal clump weight, high density polyurethane foam, viscous damper, column, acoustic barrier etc..Structure of the invention design is simple, and linear conical tubular echo hole is carried on sound barrier, can absorb sound wave caused by vehicle noise and vibrations, play good soundproof effect, reduce the constriction of driver.Guardrail pier uses spliced installation with acoustic barrier main body fitted bolt simultaneously, it can quickly be installed, viscous damper is housed inside guardrail pier, if portion of energy can be absorbed when colliding with vehicle, reduce the injury to vehicle and personnel, with good practicability, product has substantive distinguishing features and the marked improvement of protrusion compared to existing technologies.
Description
Technical field
The invention belongs to field of road traffic, more particularly to a kind of assembled road guard with viscous damper with every
Sound barrier system.
Background technology
In recent years, with the rapid development of domestic expressway construction, safety barrier and road sound insulation barrier market are continuous
Expand.But due to the product in the production in China and usage time less than 10 years, product standard promulgate only 5 or six years, national standard
It promulgates rigid 2 years, manufacturer is different to the performance of the product, technical parameter, production technology grasp, causes this product
Quality it is very different.The guardrail product that some sections are dealt with improperly as a result of anticorrosion process, few then one or two year, shield
Column just has rusty stains, and not only affects the visual effect of highway, also substantially reduces the effective life of guardrail, while
Increase maintenance cost.Road sound insulation barrier sound eliminates system and too simple rough, road sound insulation effect bad luck is arranged, simultaneously
Prior art tedious process when installing guardrail with acoustic barrier, long construction period, the globality poor of guardrail and acoustic barrier, and
Guardrail can not carry out secondary recovery utilization after removing, and do not meet the state basic policy of China's sustainable development, occupy and consume and is excessive
Manpower and material resources, the present invention provide a kind of new technical solution, can be good at solving the above problems.
Invention content
In order to solve the above technical problem, the present invention provides a kind of assembled road guard with viscous damper with every
Sound barrier system can be installed quickly, short construction period, acoustic efficiency is excellent mainly for exploitation is a kind of simple in structure
Road guard and acoustic barrier system comprising precast spliced guardrail pier, double wave plate, trapezoidal clump weight, high density polyurethane
Foam, viscous damper, column, acoustic barrier etc..
The technical solution adopted by the present invention is as follows:
A kind of assembled road guard with viscous damper and acoustic barrier system, including:Precast spliced guardrail pier, end are held
Platform, double wave plate, high density polyurethane foam, viscous damper, plunger, connection key seat, high-strength bolt, reflective membrane, LED are oriented to
It is band, trapezoidal clump weight, limiting plate, bolt A, upright posts of sound barrier, trapezoidal bed course, prefabricated acoustic barrier, bolt B, I-steel, pre-
It boxes out hole;
The precast spliced guardrail pier is symmetrical arranged along both sides of the road, and limit is welded on the inside of two pieces of precast spliced guardrail piers
Plate, the limiting plate described in two pieces are fixed by bolt A;It holds at the end that precast spliced guardrail socle is provided with reserving hole
Platform, end cushion cap are wrapped in two pieces of double wave intralamellar parts, hold and are connected using bolt B between cushion cap and double wave plate, upright posts of sound barrier, band
It is followed successively by double wave plate, upright posts of sound barrier above the end cushion cap for having reserving hole;High density polyurethane foam is uniformly pasted onto
Precast spliced guardrail pier outer surface encloses patch using three faces, reflective membrane is posted on the outside of high density polyurethane foam;Viscous damper is logical
It crosses plunger to be fixed on connection key seat, viscous damper and homonymy two connect formation zigzag structure between key seat;Connect key seat point
It is not arranged at two waists of precast spliced guardrail pier and at two waist of trapezoidal clump weight, connection key seat and precast spliced guardrail pier, ladder
It is all made of high strength exploitation between shape clump weight;LED guidance tapes are pasted on I-steel;Trapezoidal clump weight lower part carries
Groove, groove size is consistent with two pieces of limiting plate outer profile sizes, and bolt A connections are used between trapezoidal clump weight and limiting plate;
The upright posts of sound barrier includes connection hole, upright posts of sound barrier protrusion rib, the T-type hollow cavity edge of a wing, intercolumniation rib, abdomen
The lower part of plate, reserving hole, upright posts of sound barrier carries web, and reserving hole, reserving hole and end pile cap steel are carried on web
The reserving hole positioning of plate is consistent;The intercolumniation rib both sides on the upright posts of sound barrier top are T-type hollow cavity, the T-type hollow cavity wing
Edge is flushed with intercolumniation rib, and the upright posts of sound barrier top is equipped with connection hole with bottom, and connection hole is followed successively by B from left to right
Hole and the holes A, prefabricated acoustic barrier top are provided with bottom and position the consistent holes A, B with the connection hole of upright posts of sound barrier
Hole, upright posts of sound barrier are located by connecting with prefabricated acoustic barrier by the holes A, the holes B and bolt;The trapezoidal bed course is welded on prefabricated
Splice on guardrail pier;The prefabricated acoustic barrier section is drum structure, is followed successively by the sound-absorbing with echo hole from top to bottom
Layer, the photic zone of transparent acrylic, the sound absorbing layer with echo hole;The echo hole be cone tube shape, sectional dimension compared with
Big side is mounted on sound source side, and sectional dimension smaller side, which is mounted on, receives side;The outer fin of the prefabricated acoustic barrier it is prefabricated every
Sound barrier core plate both sides are arranged symmetrically;The edge of a wing of the I-steel is welded in below the cushion cap of end, the web and acoustic screen of I-steel
Barrier column is placed in the same direction.
Further, the viscous damper uses damping energy dissipation material for the damper of silicone oil, and viscous damper is pre-
Arrangement 2 ~ 4 inside system splicing guardrail pier, using being arranged symmetrically.
Further, the connection key seat is aluminum alloy material, respectively each arrangement 1 at two waists of precast spliced guardrail pier
~ 2, using being arranged symmetrically;Each arrangement 1 ~ 2 at two waist of trapezoidal clump weight, using being arranged symmetrically.
Further, it is bonded using hot melt adhesive between the high density polyurethane foam and precast spliced guardrail pier.
Further, the reflective membrane use high intensity level lens seals formula reflective membrane, high density polyurethane foam with it is reflective
It is bonded using hot melt adhesive between film.
Further, the echo hole is 20 ~ 30 in prefabricated acoustic barrier transverse direction unit length arrangement quantity, echo
Hole is 10 ~ 20 in prefabricated acoustic barrier vertical unit length arrangement quantity.
Further, the prefabricated acoustic barrier core plate uses wood fibre aluminum foam, the polyester wrapped up by glass cloth fine
One or more of materials of dimension, melamine foamed plastic or polystyrene are made.
Further, the prefabricated acoustic barrier surface is provided with wave-like striped, and wave paddy peak rib is towards sound source side
Protrusion, is alternately arranged with echo hole.
Further, position-limiting hole is carried on the trapezoidal bed course, trapezoidal bed course can be fixed by position-limiting hole and bolt B
On road surface.
Further, the width of the upright posts of sound barrier is consistent with end cushion cap plate size;T-type hollow cavity flange dimensions
Consistent with the outer fin of prefabricated acoustic barrier, the web size of T-type hollow cavity is consistent with prefabricated acoustic barrier core plate size.
Beneficial effects of the present invention
The advantages of the present invention are a kind of assembled road guard with viscous damper and acoustic barrier system, every
The linear conical tubular echo hole being arranged with good grounds acoustic engineering and sound wave propagating characteristic on sound barrier, can absorb vehicle and make an uproar
Acoustic wave vibrations caused by sound play good soundproof effect, while can reduce the constriction of driver.Guardrail pier and acoustic barrier
Main body fitted bolt uses spliced installation, quickly can be installed and be removed, and construction period is shortened, and improves installation effectiveness, institute
There is the recyclable recycling of component, meets sustainable development requirement.Viscous damper is housed, if occurring with vehicle inside guardrail pier
Portion of energy can be absorbed when collision, reduce the injury to vehicle and personnel.
Description of the drawings
Fig. 1 is a kind of structural representation of assembled road guard and acoustic barrier system with viscous damper of the present invention
Figure.
Fig. 2 is upright posts of sound barrier structural schematic diagram of the present invention.
Fig. 3 is the prefabricated acoustic barrier structural schematic diagram of the present invention.
Fig. 4 is the precast spliced simple schematic diagram of guardrail pier of the present invention.
In figure:1 is precast spliced guardrail pier;1-1 is end cushion cap;2 be double wave plate;3 be high density polyurethane foam;4 be viscous
Damper;4-1 is plunger;4-2 is connection key seat;4-3 is high-strength bolt;5 be reflective membrane;6 be LED guidance tapes;7 be trapezoidal
Clump weight;8 be limiting plate;9 be bolt;10 be upright posts of sound barrier;10-1 is connection hole;10-2 is that upright posts of sound barrier is convex
Go out rib;10-3 is the T-type hollow cavity edge of a wing;10-4 is upright posts of sound barrier stem;10-5 is web;10-6 is reserving hole;11
For trapezoidal bed course;11-1 is position-limiting hole;12 be prefabricated acoustic barrier;12-1 is outer fin;12-2 echo holes;12-3 is transparent
Acrylic;The prefabricated acoustic barrier core plates of 12-4;12-5 is wave paddy peak rib;13 be bolt;14 be I-steel.
Specific implementation mode
In order to further illustrate the present invention, the present invention will be described in detail with reference to the accompanying drawings and examples, but cannot
They are interpreted as limiting the scope of the present invention:
Embodiment:A kind of assembled road guard with viscous damper and acoustic barrier system, including:Precast spliced guardrail pier
1, end cushion cap 1-1, double wave plate 2, high density polyurethane foam 3, viscous damper 4, plunger 4-1, connection key seat 4-2, high intensity
Bolt 4-3, reflective membrane 5, LED guidance tapes 6, trapezoidal clump weight 7, limiting plate 8, bolt A9, upright posts of sound barrier 10, trapezoidal bed course
11, prefabricated acoustic barrier 12, bolt B 13, I-steel 14, reserving hole 10-6;The precast spliced guardrail pier 1 is along both sides of the road
Be symmetrical arranged, two pieces of precast spliced guardrail piers, 1 inside is welded with limiting plate 8, the limiting plate 8 described in two pieces by bolt A9 into
Row is fixed;Precast spliced 1 top of guardrail pier is provided with the end cushion cap 1-1 of reserving hole 10-6, and end cushion cap 1-1 is wrapped in two pieces
Inside double wave plate 2, holds and connected using bolt B 13 between cushion cap 1-1 and double wave plate 2, upright posts of sound barrier 10, carry reserving hole
It is followed successively by double wave plate 2, upright posts of sound barrier 10 above the end cushion cap 1-1 of 10-6;High density polyurethane foam 3 is uniformly pasted onto
Precast spliced 1 outer surface of guardrail pier is enclosed patch using three faces, is used between high density polyurethane foam 3 and precast spliced guardrail pier 1
Hot melt adhesive bonds, and reflective membrane 5 is posted in 3 outside of high density polyurethane foam, and reflective membrane 5 is reflective using high intensity level lens seals formula
Film is bonded between high density polyurethane foam 3 and reflective membrane 5 using hot melt adhesive;The viscous damper 4 uses damping energy dissipation material
Material is the damper of silicone oil, and viscous damper 4 arranges 2 ~ 4 inside precast spliced guardrail pier 1, using being arranged symmetrically;It is viscous
Damper 4 is fixed on by plunger 4-1 on connection key seat 4-2, and Z is formed between viscous damper 4 and the connection key seat of homonymy two 4-2
Character form structure;The connection key seat 4-2 is aluminum alloy material, and each arrangement 1 ~ 2, is adopted at two waists of precast spliced guardrail pier 1
With being arranged symmetrically;Each arrangement 1 ~ 2 at 7 liang of waists of trapezoidal clump weight, using being arranged symmetrically;
It is all made of high-strength bolt 4-3 connections between connection key seat 4-2 and precast spliced guardrail pier 1, trapezoidal clump weight 7; LED
Guidance tape 6 is pasted on I-steel 14;7 lower bands of trapezoidal clump weight are fluted, groove size and two pieces of 8 outer profile rulers of limiting plate
It is very little consistent, bolt A9 connections are used between trapezoidal clump weight 7 and limiting plate 8;
The upright posts of sound barrier 10 includes connection hole 10-1, upright posts of sound barrier protrusion rib 10-2, the T-type hollow cavity edge of a wing
The lower part of 10-3, intercolumniation rib 10-4, web 10-5, reserving hole 10-6, upright posts of sound barrier 10 carry web 10-5, web
The reserving hole 10-6 positioning that reserving hole 10-6, reserving hole 10-6 and end cushion cap steel plate 1-1 are carried on 10-5 is consistent;It is described
The both sides intercolumniation rib 10-4 on 10 top of upright posts of sound barrier are T-type hollow cavity, and T-type hollow cavity edge of a wing 10-3 and intercolumniation rib 10-4 are neat
Flat, 10 top of the upright posts of sound barrier is equipped with connection hole 10-1 with bottom, and connection hole 10-1 is followed successively by the holes B from left to right
With the holes A, 12 top of prefabricated acoustic barrier is provided with bottom to be connect hole 10-1 with upright posts of sound barrier 10 and positions consistent A
Hole, the holes B, upright posts of sound barrier 10 are located by connecting with prefabricated acoustic barrier 12 by the holes A, the holes B and bolt;The acoustic barrier is vertical
The width of column 10 is consistent with end cushion cap steel plate 1-1 sizes;The evagination of the T-type hollow cavity edge of a wing 10-3 sizes and prefabricated acoustic barrier 12
Rib 12-1 is consistent, and the web 10-5 sizes of T-type hollow cavity are consistent with prefabricated acoustic barrier core plate 12-4 sizes.
The trapezoidal bed course 11, which is welded on 1 upper trapezoid bed course 11 of precast spliced guardrail pier, carries position-limiting hole 11-1, ladder
Shape bed course 11 can be fixed on by position-limiting hole 11-1 and bolt B 13 on road surface.
12 section of prefabricated acoustic barrier is drum structure, is followed successively by the sound-absorbing with echo hole 12-2 from top to bottom
Layer, the photic zone of transparent acrylic 12-3, the sound absorbing layer with echo hole 12-2;12 surface of the prefabricated acoustic barrier setting
There are wave-like striped, wave paddy peak rib 12-5 to protrude towards sound source side, be alternately arranged with echo hole 12-2;The echo hole
Hole 12-2 is cone tube shape, and sectional dimension larger side is mounted on sound source side, and sectional dimension smaller side, which is mounted on, receives side, echo hole
Hole 12-2 is 20 ~ 30 in the lateral unit length arrangement quantity of prefabricated acoustic barrier 12, and echo hole 12-2 is in prefabricated acoustic screen
It is 10 ~ 20 to hinder 12 vertical unit length arrangement quantity;The outer fin of the prefabricated acoustic barrier 12 is in prefabricated acoustic barrier core
The both sides plate 12-4 are arranged symmetrically;Prefabricated acoustic barrier core plate 12-4 uses wood fibre aluminum foam, the polyester wrapped up by glass cloth
One or more of materials of fiber, melamine foamed plastic or polystyrene are made;The edge of a wing of the I-steel 14 is welded in end and holds
Below platform 1-1, the web of I-steel 14 is placed in the same direction with upright posts of sound barrier 10.
The above is only a preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of assembled road guard with viscous damper and acoustic barrier system, including:Precast spliced guardrail pier(1)、
Hold cushion cap(1-1), double wave plate(2), high density polyurethane foam(3), viscous damper(4), plunger(4-1), connection key seat(4-
2), high-strength bolt(4-3), reflective membrane(5), LED guidance tapes(6), trapezoidal clump weight(7), limiting plate(8), bolt A(9), every
Noise barrier stand column(10), trapezoidal bed course(11), prefabricated acoustic barrier(12), bolt B(13), I-steel(14), reserving hole
(10-6);It is characterized in that:
The precast spliced guardrail pier(1)It is symmetrical arranged along both sides of the road, two pieces of precast spliced guardrail piers(1)It welds inside
There is limiting plate(8), the limiting plate described in two pieces(8)By bolt A(9)It is fixed;Precast spliced guardrail pier(1)Band is arranged in top
There is reserving hole(10-6)End cushion cap(1-1), hold cushion cap(1-1)It is wrapped in two blocks of double wave plates(2)Cushion cap is held in inside(1-1)
With double wave plate(2), upright posts of sound barrier(10)Between use bolt B(13)Connection carries reserving hole(10-6)End cushion cap
(1-1)Top is followed successively by double wave plate(2), upright posts of sound barrier(10);High density polyurethane foam(3)It is uniformly pasted onto prefabricated
Splice guardrail pier(1)Patch, high density polyurethane foam are enclosed in outer surface using three faces(3)Post reflective membrane in outside(5);Viscous resistance
Buddhist nun's device(4)Pass through plunger(4-1)It is fixed on connection key seat(4-2)On, viscous damper(4)It connect key seat with homonymy two(4-2)
Between formed zigzag structure;Connect key seat(4-2)It is arranged in precast spliced guardrail pier(1)Two waists at and trapezoidal counterweight
Block(7)At two waists, key seat is connected(4-2)With precast spliced guardrail pier(1), trapezoidal clump weight(7)Between be all made of high intensity spiral shell
Bolt(4-3)Connection;LED guidance tapes(6)It is pasted on I-steel(14)On;Trapezoidal clump weight(7)Lower bands are fluted, groove ruler
Very little and two pieces of limiting plates(8)Outer profile size is consistent, trapezoidal clump weight(7)With limiting plate(8)Between use bolt A(9)Connection;
The upright posts of sound barrier(10)Including connecting hole(10-1), upright posts of sound barrier protrude rib(10-2), T-type hollow cavity
The edge of a wing(10-3), intercolumniation rib(10-4), web(10-5), reserving hole(10-6), upright posts of sound barrier(10)Lower part carry
Web(10-5), web(10-5)It is upper to carry reserving hole(10-6), reserving hole(10-6)With end cushion cap steel plate(1-1)It is pre-
It boxes out hole(10-6)Positioning is consistent;The upright posts of sound barrier(10)The intercolumniation rib on top(10-4)Both sides are T-type hollow cavity, T
The type hollow cavity edge of a wing(10-3)With intercolumniation rib(10-4)It flushes, the upright posts of sound barrier(10)Top is equipped with connecting hole with bottom
Hole(10-1), connect hole(10-1)It is followed successively by the holes B and the holes A, prefabricated acoustic barrier from left to right(12)Top is arranged with bottom
Have and upright posts of sound barrier(10)Connect hole(10-1)Position the consistent holes A, the holes B, upright posts of sound barrier(10)With it is prefabricated every
Sound barrier(12)It is located by connecting by the holes A, the holes B and bolt;The trapezoidal bed course(11)It is welded on precast spliced guardrail pier(1)
On;The prefabricated acoustic barrier(12)Section is drum structure, is followed successively by from top to bottom with echo hole(12-2)Sound-absorbing
Layer, transparent acrylic(12-3)Photic zone, carry echo hole(12-2)Sound absorbing layer;The echo hole(12-2)For circle
Cone cylinder shape, sectional dimension larger side are mounted on sound source side, and sectional dimension smaller side, which is mounted on, receives side;The prefabricated acoustic barrier
(12)Outer fin in prefabricated acoustic barrier core plate(12-4)Both sides are arranged symmetrically;The I-steel(14)The edge of a wing be welded in end
Cushion cap(1-1)Lower section, I-steel(14)Web and upright posts of sound barrier(10)It places in the same direction.
2. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The viscous damper(4)Use damping energy dissipation material for the damper of silicone oil, viscous damper(4)Precast spliced
Guardrail pier(1)Inside arrangement 2 ~ 4, using being arranged symmetrically.
3. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The connection key seat(4-2)For aluminum alloy material, respectively in precast spliced guardrail pier(1)Two waists at each arrangement 1 ~ 2
It is a, using being arranged symmetrically;In trapezoidal clump weight(7)Each arrangement 1 ~ 2 at two waists, using being arranged symmetrically.
4. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The high density polyurethane foam(3)With precast spliced guardrail pier(1)Between using hot melt adhesive bond.
5. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The reflective membrane(5)Using high intensity level lens seals formula reflective membrane, high density polyurethane foam(3)With reflective membrane(5)It
Between using hot melt adhesive bond.
6. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The echo hole(12-2)In prefabricated acoustic barrier(12)Lateral unit length arrangement quantity is 20 ~ 30, echo hole
Hole(12-2)In prefabricated acoustic barrier(12)Vertical unit length arranges that quantity is 10 ~ 20.
7. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The prefabricated acoustic barrier core plate(12-4)Using wood fibre aluminum foam, polyester fiber, the trimerization wrapped up by glass cloth
One or more of materials of cyanamide foam or polystyrene are made.
8. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The prefabricated acoustic barrier(12)Surface is provided with wave-like striped, wave paddy peak rib(12-5)It is convex towards sound source side
Go out, with echo hole(12-2)It is alternately arranged.
9. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The trapezoidal bed course(11)It is upper to carry position-limiting hole(11-1), trapezoidal bed course(11)Position-limiting hole can be passed through(11-
1)With bolt B(13)It is fixed on road surface.
10. a kind of assembled road guard with viscous damper and acoustic barrier system according to claim 1, feature
It is:The upright posts of sound barrier(10)Width with end cushion cap steel plate(1-1)Size is consistent;The T-type hollow cavity edge of a wing(10-3)
Size and prefabricated acoustic barrier(12)Outer fin(12-1)Unanimously, the web of T-type hollow cavity(10-5)Size and prefabricated sound insulation
Barrier core plate(12-4)Size is consistent.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810484885.5A CN108487139A (en) | 2018-05-20 | 2018-05-20 | A kind of assembled road guard with viscous damper and acoustic barrier system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810484885.5A CN108487139A (en) | 2018-05-20 | 2018-05-20 | A kind of assembled road guard with viscous damper and acoustic barrier system |
Publications (1)
Publication Number | Publication Date |
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CN108487139A true CN108487139A (en) | 2018-09-04 |
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CN201810484885.5A Withdrawn CN108487139A (en) | 2018-05-20 | 2018-05-20 | A kind of assembled road guard with viscous damper and acoustic barrier system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110295557A (en) * | 2019-07-15 | 2019-10-01 | 中南大学 | A kind of avoiding collision that adaptive deformation that resisting uneven impact force resets |
-
2018
- 2018-05-20 CN CN201810484885.5A patent/CN108487139A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110295557A (en) * | 2019-07-15 | 2019-10-01 | 中南大学 | A kind of avoiding collision that adaptive deformation that resisting uneven impact force resets |
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