CN109056523A - A kind of Collison fence for bridge and its construction method - Google Patents
A kind of Collison fence for bridge and its construction method Download PDFInfo
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- CN109056523A CN109056523A CN201811060090.8A CN201811060090A CN109056523A CN 109056523 A CN109056523 A CN 109056523A CN 201811060090 A CN201811060090 A CN 201811060090A CN 109056523 A CN109056523 A CN 109056523A
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- column
- plate
- upper railing
- limit base
- lower rail
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/103—Parapets, railings ; Guard barriers or road-bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of Collison fence for bridge and its construction methods, anticollision barrier includes column, upper railing and lower rail, dsah-pot and turning circle are arranged on column respectively, the both ends of column pass through limit base and are fixed on upper railing, on lower rail, column is equipped with fixed ring, and fixed ring is contacted with underlying limit base, and upper railing is equipped with L-type mounting plate, L-type mounting plate is equipped with Crashworthy plate, and Crashworthy plate is equipped with buffer fence panel；Construction method includes the following steps: (a) routing indicator；(b) stud location；(c) lower rail is installed；(d) upper railing is installed；(e) buffer protection plate is installed；(f) Crashworthy plate is installed；(g) remaining column is installed.Anticollision guardrail structure stability is high in the present invention, install convenient, buffers crashworthiness, and highly-safe, construction method is easily operated, and orderly rationally, rapid and convenient of constructing, time saving and energy saving, construction intensity is low, and later maintenance also facilitates.
Description
Technical field
The invention belongs to traffic safety facilities field more particularly to a kind of Collison fence for bridge and its construction methods.
Background technique
Currently, elevated bridge is largely built in city, vehicle, which turns over, in order to prevent falls bridge, generallys use reinforced concrete anticollision barrier
Facility.This structure haves the defects that certain: when there is unexpected situation and strikes anticollision barrier in vehicle, due to being rigid collision,
These protective fences can not absorb the collision kinetic energy of automobile, by the opposition of anticollision barrier after collision, automobile can overturn or
Reversion deviates former lane, and secondary collision occurs with the automobile run at high speed, causes more automobile car crashes, or even directly
It routs up outside bridge, exacerbates the harmfulness of accident, security protection performance is poor, and it is mixed to also result in anticollision barrier after collision frequency is more
Solidifying soil peels off, and reinforcing steel bars exposed influences beauty, and very dangerous, is also inconvenient to repair, and such reinforced concrete anticollision barrier is constructed
Period is long, time-consuming and laborious, and construction efficiency is low, at high cost, later period also difficult maintenance.
Summary of the invention
Above-mentioned technical problem present in present invention aims to solve the prior art, provide a kind of Collison fence for bridge and
Its construction method, anticollision guardrail structure stability is high, and long service life, install convenient is convenient for safeguarding, buffers crashworthiness, safety
Height is effectively reduced impact force damage caused by vehicle and passenger, and construction method is easily operated, orderly rationally, positioning
Construction, rapid and convenient of constructing, construction efficiency is high, and time saving and energy saving, construction intensity is low, and later maintenance also facilitates, can in work progress
It is adjusted flexibly, is conducive to reduce construction error, improves construction quality.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of Collison fence for bridge, including column, upper railing and lower rail, column are set between upper railing and lower rail,
It is characterized by: the bottom of column is equipped with support plate, support plate is equipped with anchor hole, is arranged with dsah-pot on column respectively and returns
Volution, the both ends of column pass through limit base and are fixed on upper railing, on lower rail, and column is equipped with fixed ring, fixed ring and position
Limit base in lower section contacts, and dsah-pot is between limit base, and turning circle is between dsah-pot and limit base, in upper railing
Equipped with L-type mounting plate, L-type mounting plate is equipped with Crashworthy plate, and Crashworthy plate is equipped with buffer fence panel, uniformly divides on buffer fence panel
It is furnished with buffering raised line；The anticollision guardrail structure stability is high, and long service life, install convenient is convenient for safeguarding, buffers crashworthiness, peace
Quan Xinggao is effectively reduced impact force damage caused by vehicle and passenger.
Further, limit base includes U-shaped cage plate and fixed plate, and fixed plate is set to the two sides of U-shaped cage plate, U-shaped cage plate and vertical
Column matches, and entangles column by U-shaped cage plate, then fixed plate is fixedly connected with corresponding upper railing or lower rail, so that vertical
Column is adjacent to upper railing or lower rail, realizes upper railing or lower rail limit on column, stability is high, and structure is simple, manufacture
It is at low cost, it is economical and practical.
Further, buffer protection plate is equipped between the adjacent fixed plate of left and right, buffer protection plate is between dsah-pot, buffering
Genesis analysis has buffering protrusion on protective plate, increases anticollision area, reduces the required distance arranged between adjacent buffer cylinder,
It after Vehicular impact is to dsah-pot, takes advantage of a situation and strikes buffer protection plate, the buffering bulging deformation on buffer protection plate and absorbing touches
The energy hit plays the role of secondary buffer, utmostly consumes impact energy, reduces impact force caused by vehicle and passenger
Damage, buffer protection plate link together the adjacent limit base in left and right, mutually restrain, it is not easy to separate, to improve limit
Stability after the seat installation of position, buffer protection plate connect four adjacent limit bases simultaneously, play vertical calibration function, guarantee with
The limit base that upper railing, lower rail connect is located on same vertical plane, to guarantee that upper railing, lower rail are parallel up and down, reduces
Installation error improves whole structural stability.
Further, the side of Crashworthy plate is equipped with locating convex block, and the other side of Crashworthy plate is equipped with positioning groove, positioning groove with
Locating convex block matches, Crashworthy plate can left and right split assembling, by the locating convex block of one piece of Crashworthy plate side laterally inserted adjacent one
In the positioning groove of block Crashworthy plate side, so that two pieces of Crashworthy plates fit closely, adjacent Crashworthy plate is mutually restrained, it is not easy to de-
It opens, is linked to be one of stable barricade after fixed, effectively prevent accident vehicle to rout up outside bridge, cause second accident.
Further, reinforcement assembly is equipped between upper railing and column, reinforcement assembly includes flat head screw and nut, tack spiral shell
Silk passes through upper railing and column, and nut connects one end of flat head screw, and nut is located in column, and the top of column is threaded with
Bolumn cap is cooperated by flat head screw and nut, improves the bonding strength between upper railing and column, it is not easy to be separated, be formed
Stable entirety, it is convenient that bolumn cap is opened, and convenient for the installation and replacement of nut, nut is covered and protected by bolumn cap, prevents nut rotten
It loses and influences disassembly.
Further, dsah-pot includes elastic buffer set, energy-absorbing buffering cylinder and spring base, and it is slow that elastic buffer is sheathed on energy-absorbing
It rushing in cylinder, spring base covers between energy-absorbing buffering cylinder around elastic buffer is distributed in, when dsah-pot is hit, energy-absorbing
Buffering cylinder first absorbs energy, and the effect of impact force is passed to spring base, and spring base deformation occurs disperses impact forces make capable
It is dispersed in energy-absorbing buffering cylinder and elastic buffer covers in the cavity to be formed, be effectively reduced impact force and vehicle and passenger are caused
Damage, elastic buffer set column play a protective role, the impact force that buffering upright is subject to prevents column compressive deformation, prolongs
Long life.
Further, it is filled with cavernous body between elastic buffer set and energy-absorbing buffering cylinder, cavernous body wraps up spring base, right
Spring base plays certain supporting role, prevents spring base compression excessive deformation, is absorbed by cavernous body, disperses spring base and hold
The impact force received improves the stability of spring seat structure, extends the service life of spring base.
Further, it is equipped with triangle reinforcement block between fixed ring, column and support plate, improves fixed ring, column and support
Bonding strength between plate three, is connected, it is not easy to separate, overall structural strength is high, long service life.
A kind of construction method of Collison fence for bridge, it is characterised in that include the following steps:
(a) routing indicator: installation route is marked with pulverized limestone in the predetermined installation site of bridge floor；
(b) stud location: two columns first are put along label route, support plate bottom center is made to be located at pulverized limestone route
On, ground nail is squeezed into two anchor holes being diagonally distributed in support plate, completes the preliminary fixation of column；
(c) lower rail is installed: a limit base laterally being entangled into column, and makes consolidating on the side and column of the limit base
Determine ring conflict, then will be bolted between lower rail and the fixed plate of the limit base two sides, guarantees lower rail and each
The fixed plate of limit base two sides fits closely, then squeezes into ground nail in remaining anchor hole in support plate, completes column most
It is fixed eventually；
(d) upper railing is installed: turning circle and dsah-pot being inserted in from the top of column, dsah-pot is made to be placed in two turning circles
Between, underlying turning circle is horizontally placed on the limit base connecting with lower rail, then by another limit base transverse direction
Column is entangled, and contradicts the side of the limit base with the turning circle being located above, then by upper railing and the limit base two sides
Fixed plate between be bolted, guarantee that upper railing and the fixed plate of each limit base two sides fit closely, adjustment limits
Position seat, makes upper railing, lower rail keeping parallelism, flat head screw is then sequentially passed through upper railing and column, is locked by nut,
Bolumn cap is tightened again, and the opening of column top is covered；
(e) buffer protection plate is installed: four corners of buffer protection plate are separately fixed at by an opposite, left side up and down by bolt
In the fixed plate of right four adjacent limit bases；
(f) Crashworthy plate is installed: buffer fence panel being fixedly installed on Crashworthy plate by bolt, then by Crashworthy plate or so
It is combined with each other, fits closely adjacent Crashworthy plate side, keep the end face of L-type mounting plate and the end face of upper railing, so
L-type mounting plate is fixed to one by one on the top surface of upper railing by bolt afterwards；
(g) remaining column is installed: putting next column along label route, support plate bottom center is made to be located at pulverized limestone
On route, first passing through limit base fixes the column with lower rail, then turning circle and dsah-pot are covered on column, then passes through
Another limit base fixes the column with upper railing, and flat head screw and nut are then installed between upper railing and column, twists
Tight bolumn cap finally squeezes into ground nail in the anchor hole in support plate, completes the fixation of the column, such cycle installation.
Further, it is calibrated by guiding ruler, when adjusting the parallel position of upper railing and lower rail by guiding ruler in step (d)
It erects, the bottom end of guiding ruler touch bridge floor, rotary spacing seat, makes upper railing, the side of lower rail touch guiding ruler, and it is easy to operate,
Calibration is convenient, to guarantee that upper railing is parallel to each other with lower rail, reduces installation error, improves construction quality.
The present invention is by adopting the above-described technical solution, have the advantages that
1, it is arranged with dsah-pot on column, when Vehicular impact is to dsah-pot, dsah-pot is rotated by impact, guidance
Vehicle gradually adjustment direction, makes it be restored to normally travel track, rolling friction is replaced to previous contact friction, as more as possible
Ground transfer is fallen by vehicle bring impact force, and the safety of guardrail is substantially increased, and vehicle can be effectively prevent to fly out guardrail, significantly
The extent of injury of mitigation accident reduces injures and deaths；Dsah-pot includes elastic buffer set, energy-absorbing buffering cylinder and spring base, dsah-pot
After being hit, energy-absorbing buffering cylinder first absorbs energy, and the effect of impact force is passed to spring base, and deformation occurs point for spring base
Impact force is dissipated, the capable energy-absorbing buffering cylinder that is dispersed in is covered in the cavity to be formed with elastic buffer, is effectively reduced impact force pair
It is damaged caused by vehicle and passenger, elastic buffer set column plays a protective role, and the impact force that buffering upright is subject to prevents
Column compressive deformation, prolongs the service life.
2, buffer protection plate is between dsah-pot, and genesis analysis has buffering protrusion on buffer protection plate, increases anticollision
Area reduces the required distance arranged between adjacent buffer cylinder, and after Vehicular impact is to dsah-pot, taking advantage of a situation, it is anti-to strike buffering
Backplate, buffering bulging deformation on buffer protection plate and the energy for absorbing collision, play the role of secondary buffer, utmostly consume
Impact energy reduces impact force and damages caused by vehicle and passenger, and buffer protection plate connects the adjacent limit base in left and right
Together, it mutually restrains, it is not easy to separate, to improve the stability after limit base installation, buffer protection plate connects simultaneously
Four adjacent limit bases play vertical calibration function, and it is same vertical to guarantee that the limit base connecting with upper railing, lower rail is located at
On face, to guarantee that upper railing, lower rail are parallel up and down, reduces installation error, improve whole structural stability.
3, L-type mounting plate is equipped with Crashworthy plate, and Crashworthy plate structural strength is high, strong shock resistance, it is not easy to deform, anticollision
Plate or so is bonded to each other, and is formed high-order barricade together, is effectively prevent accident vehicle to rout up outside bridge, cause second accident；Crashworthy plate
It is equipped with buffer fence panel, is evenly distributed with buffering raised line on buffer fence panel, after buffer fence panel is hit, buffers raised line
The energy of collision is deformed and absorbed, the impact force that Crashworthy plate is subject to is reduced, it is not easy to be damaged, to extend the use longevity of Crashworthy plate
Life.
4, construction method is easily operated, and orderly rationally, positioning construction, rapid and convenient of constructing, construction efficiency is high, time saving province
Power, construction intensity is low, and later maintenance also facilitates, and can be adjusted flexibly in work progress, is conducive to reduce construction error, improves construction matter
Amount.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is a kind of structural schematic diagram of Collison fence for bridge in the present invention；
Fig. 2 is the structural schematic diagram that upper railing is connected with Crashworthy plate in the present invention；
Fig. 3 is the structural schematic diagram that central post of the present invention is connected with dsah-pot；
Fig. 4 is the structural schematic diagram that limit base, upper railing are connected with column in the present invention；
Fig. 5 is the structural schematic diagram of adjacent Crashworthy plate assembling in the present invention；
Fig. 6 is the schematic diagram of internal structure of dsah-pot in the present invention.
In figure: 1- column；2- upper railing；3- lower rail；4- support plate；5- anchor hole；6- dsah-pot；7- turning circle；8-
Limit base；9-U jacket plate；10- fixed plate；11- flat head screw；12- nut；13- fixed ring；14- triangle reinforcement block；15- bullet
Property cushion collar；16- energy-absorbing buffering cylinder；17- spring base；18- buffer protection plate；19- buffering protrusion；20-L type mounting plate；21-
Crashworthy plate；22- locating convex block；23- positioning groove；24- buffer fence panel；25- buffers raised line；26- cavernous body；27- bolumn cap.
Specific embodiment
As shown in Figures 1 to 6, it is a kind of Collison fence for bridge of the present invention, including column 1, upper railing 2 and lower rail 3, stands
Column 1 is set between upper railing 2 and lower rail 3, and the bottom of column 1 is equipped with support plate 4, and support plate 4 is equipped with anchor hole 5, to anchor
Ground nail is squeezed into solid hole 5, realizes fixation of the column 1 on bridge floor, dismounting is simple, easy access.It is arranged with respectively on column 1 slow
Cylinder 6 and turning circle 7 are rushed, dsah-pot 6 between limit base 8, above divide between dsah-pot 6 and limit base 8 by turning circle 7
The smooth rotation when turning circle 7 set is hit convenient for dsah-pot 6, the both ends of column 1 pass through limit base 8 and are fixed on upper railing
2, on lower rail 3, limit base 8 includes U-shaped cage plate 9 and fixed plate 10, and fixed plate 10 is set to the two sides of U-shaped cage plate 9, U-shaped cage plate 9
Match with column 1, column 1 is entangled by U-shaped cage plate 9, then fixed plate 10 and corresponding upper railing 2 or lower rail 3 is fixed
Connection realizes that upper railing 2 or lower rail 3 limit on column 1, simply just so that column 1 is adjacent to upper railing 2 or lower rail 3
Victory, installation is reliable, and stability is high, and structure is simple, and manufacturing cost is low, economical and practical.It is equipped with and reinforces between upper railing 2 and column 1
Component, reinforcement assembly include flat head screw 11 and nut 12, and flat head screw 11 passes through upper railing 2 and column 1, and the connection of nut 12 is flat
One end of head screw 11, nut 12 are located in column 1, and the top of column 1 is threaded with bolumn cap 27, pass through 11 He of flat head screw
Nut 12 cooperates, and improves the bonding strength between upper railing 2 and column 1, it is not easy to separate, form stable entirety, bolumn cap
27 open conveniently, and convenient for the installation and replacement of nut 12, nut 12 is covered and protected by bolumn cap 27, and nut 12 is prevented to be corroded and shadow
Ring disassembly.
Column 1 is equipped with fixed ring 13, and fixed ring 13 is contacted with underlying limit base 8, realizes to the limit base 8
Support positioning, is equipped with triangle reinforcement block 14 between fixed ring 13, column 1 and support plate 4, improve fixed ring 13, column 1 and branch
Bonding strength between 4 three of fagging, is connected, it is not easy to separate, overall structural strength is high, long service life.Dsah-pot 6
Including elastic buffer set 15, energy-absorbing buffering cylinder 16 and spring base 17, elastic buffer set 15 is set in energy-absorbing buffering cylinder 16, bullet
For spring abutment 17 around being distributed between elastic buffer set 15 and energy-absorbing buffering cylinder 16, energy-absorbing buffering cylinder 16 uses polyurethane rubber
It is made, it is that ordinary rubber cannot compare that polyurethane rubber, which has many advantages, such as that hardness is high, intensity is good, tear-resistant and ageing-resistant,
, furthermore polyurethane rubber also has high resiliency, and wear-resisting property is brilliant, and bumper and absorbing shock is good, can absorb part shock energy
Amount, the frequency of vibration is higher, energy absorption it is bigger, and have stronger robustness and preferable impact resistance, by
It is not easy to deform when shock, so as to effectively absorb the impact energy of shock, greatly mitigates and hurt caused by vehicle and passenger
Evil.Elastic buffer set 15 is filled using polyurethane foam, and polyurethane foam has splendid elasticity, flexibility, elongation
And compressive strength, high abrasion resistance, it to be a kind of delaying for function admirable that there are also the performances such as excellent processability, thermal insulation, adhesiveness
Material, packing and compression-resistant material are rushed, is a kind of current most commonly used padded coaming, it has hole-closing structure, water imbibition
It is small, there is excellent water-resistance, mechanical strength is good, and cushion performance is excellent, has the function of outstanding protecting against shock and vibration proof, there is rebound
Power, and there is good multiple cushion performance, it ensure that the buffer capacity, shock resistance and impact resistant capability of dsah-pot 6, from
And reduce the damage of column 1.
When dsah-pot 6 is hit, energy-absorbing buffering cylinder 16 first absorbs energy, and the effect of impact force is passed to spring
Seat 17, deformation occurs the disperses impact forces of spring base 17 make capable to be dispersed in energy-absorbing buffering cylinder 16 and elastic buffer set 15 is formed
Cavity in, be effectively reduced impact force damage caused by vehicle and passenger, elastic buffer covers 15 columns 1 and plays protection
Effect, the impact force that buffering upright 1 is subject to prevent 1 compressive deformation of column, prolong the service life.Elastic buffer set 15 and energy-absorbing
It buffers and is filled with cavernous body 26 between cylinder 16, cavernous body 26 wraps up spring base 17, and certain support is played to spring base 17
Effect, prevents 17 compression excessive deformation of spring base, and the impact force of the receiving of spring base 17 is absorbed, dispersed by cavernous body 26, is mentioned
The stability of high 17 structure of spring base extends the service life of spring base 17.
Buffer protection plate 18 is equipped between left and right adjacent fixed plate 10, buffer protection plate 18 is between dsah-pot 6, buffering
Genesis analysis has buffering protrusion 19 on protective plate 18, increases anticollision area, reduces the distance arranged between adjacent buffer cylinder 6
It is required that taking advantage of a situation strikes buffer protection plate 18, the buffering protrusion 19 on buffer protection plate 18 after Vehicular impact is to dsah-pot 6
The energy for deforming and absorbing collision plays the role of secondary buffer, utmostly consumes impact energy, reduces impact force to vehicle and multiplies
It is damaged caused by vehicle personnel, buffer protection plate 18 links together the adjacent limit base 8 in left and right, mutually restrains, it is not easy to point
From to improve the stability after limit base 8 is installed, buffer protection plate 18 connects four adjacent limit bases 8 simultaneously, plays
Vertical calibration function guarantees that the limit base 8 connecting with upper railing 2, lower rail 3 is located on same vertical plane, to guarantee upper column
Bar 2, about 3 lower rail are parallel, reduce installation error, improve whole structural stability.
Upper railing 2 is equipped with L-type mounting plate 20, and L-type mounting plate 20 is equipped with Crashworthy plate 21, and the side of Crashworthy plate 21 is equipped with
The other side of locating convex block 22, Crashworthy plate 21 is equipped with positioning groove 23, and positioning groove 23 matches with locating convex block 22, Crashworthy plate
21 can left and right split assembling, by 21 side of the laterally inserted adjacent one piece of Crashworthy plate of the locating convex block 22 of one piece of 21 side of Crashworthy plate
In positioning groove 23, so that two pieces of Crashworthy plates 21 fit closely, adjacent Crashworthy plate 21 is mutually restrained, it is not easy to disengage, after fixed
It is linked to be one of stable barricade, effectively prevent accident vehicle to rout up outside bridge, cause second accident.Crashworthy plate 21 is equipped with buffering shield
Breast board 24, buffering raised line 25 is evenly distributed on buffer fence panel 24, and buffering raised line 25 deforms and absorbs the energy of collision, reduces
The impact force that Crashworthy plate 21 is subject to, it is not easy to damage, to extend the service life of Crashworthy plate 21.
A kind of construction method of Collison fence for bridge, includes the following steps:
(a) routing indicator: marking installation route with pulverized limestone in the predetermined installation site of bridge floor, simple and convenient, clear fixed
Position.
(b) column 1 positions: first putting two columns 1 along label route, 4 bottom centre of support plate is made to be located at pulverized limestone
On route, ground nail is squeezed into two anchor holes 5 being diagonally distributed in support plate 4, completes the preliminary fixation of column 1, support plate 4
Not easily moveable, unscrewing one of ground nail can be adjusted the installation site of support plate 4, laborsaving convenient, be fixed temporarily two
A column 1 is reference for installation, and actual installation position is avoided to deviate predetermined installation site, and convenient, flexible adjustment reduces construction error.
(c) lower rail 3 is installed: a limit base 8 laterally being entangled into column 1, and makes side and the column 1 of the limit base 8
On fixed ring 13 contradict, by 13 support limit seat 8 of fixed ring, then by the fixed plate of lower rail 3 and 8 two sides of limit base
It is bolted between 10, guarantees that lower rail 3 and the fixed plate 10 of each 8 two sides of limit base fit closely, so that adjacent
Limit base 8 be parallel to each other, guarantee maximum contact area, improve bonding strength, then the remaining anchor hole 5 in support plate 4
Ground nail is inside squeezed into, the final fixation of column 1 is completed.
(d) upper railing 2 is installed: turning circle 7 and dsah-pot 6 being inserted in from the top of column 1, dsah-pot 6 is made to be placed in two
Between turning circle 7, underlying turning circle 7 is horizontally placed on the limit base 8 connecting with lower rail 3, and what is be located above returns
Volution 7 is horizontally placed on dsah-pot 6, reduces the frictional force between turning circle 7 and column 1, and rotation is more smooth, then will be another
One limit base 8 laterally entangles column 1, and contradicts the side of the limit base 8 with the turning circle 7 being located above, then will be upper
It is bolted between railing 2 and the fixed plate 10 of 8 two sides of limit base, guarantees upper railing 2 and each 8 two sides of limit base
Fixed plate 10 fits closely, so that adjacent limit base 8 is parallel to each other, guarantees maximum contact area, improves bonding strength,
The parallel position for adjusting upper railing 2 and lower rail 3, is calibrated by guiding ruler, guiding ruler is erect, and the bottom end of guiding ruler touch bridge floor, is turned
Dynamic limit base 8, makes the side of upper railing 2, lower rail 3 touch guiding ruler, easy to operate, and calibration is convenient, to guarantee upper railing 2
It is parallel to each other with lower rail 3, reduces installation error, improve the structural stability of integrated guard rail, improve construction quality.Then it will put down
Head screw 11 sequentially passes through upper railing 2 and column 1, is locked by nut 12, then tightens bolumn cap 27, by the opening on 1 top of column
Place covers, and after the installation site for adjusting upper railing 2, then reinforces between upper railing 2 and column 1, and construction orderly, avoids
It does over again, construction quality is high.
(e) buffer protection plate 18 is installed: four corners of buffer protection plate 18 are separately fixed at by phase up and down by bolt
In the fixed plate 10 of four limit bases 8 adjacent to, left and right, four limit bases 8 are connected to one by buffer protection plate 18 simultaneously
It rises, mutually restrains, it is not easy to separate, the stability after limit base 8 is installed be improved, to improve integrally-built stabilization
Property, it ensure that construction quality.
(f) Crashworthy plate 21 is installed: buffer fence panel 24 being fixedly installed on Crashworthy plate 21 by bolt, then by anticollision
Plate 21 or so is combined with each other, and fits closely adjacent 21 side of Crashworthy plate, keeps end face and the upper railing 2 of L-type mounting plate 20
End face, location and installation, it is more convenient to install, and reduces construction error, then by bolt that L-type mounting plate 20 is solid one by one
Determine onto the top surface of upper railing 2.
(g) remaining column 1 is installed: putting next column 1 along label route, 4 bottom centre of support plate is made to be located at stone
On ashes route, first passing through limit base 8 keeps the column 1 and lower rail 3 fixed, then by turning circle 7 and 6 sets of dsah-pot in column 1
On, then keep the column 1 and upper railing 2 fixed by another limit base 8, is then installed between upper railing 2 and column 1 flat
Head screw 11 and nut 12, tighten bolumn cap 27, finally squeeze into ground nail in the anchor hole 5 in support plate 4, complete the column 1
Fixed, such cycle installation first adjusts and connects between column 1 and upper railing 2, lower rail 3 when carrying out the installation of remaining column 1
Connect relationship, then column 1 anchor into ground, the column 1 installed afterwards is to position base with the upper railing 2 fix, lower rail 3
Standard, installation is quicker, more flexible, controllability height is adjusted, conducive to whole construction quality is improved.
1, it is arranged with dsah-pot 6 on column 1, when Vehicular impact is to dsah-pot 6, dsah-pot 6 is rotated by impact,
Vehicle gradually adjustment direction is guided, so that it is restored to normally travel track, rolling friction is replaced to previous contact friction, to the greatest extent may be used
It can mostly shift by vehicle bring impact force, substantially increase the safety of guardrail, vehicle can be effectively prevent to fly out guardrail,
The extent of injury for mitigating accident significantly, reduces injures and deaths；Dsah-pot 6 includes elastic buffer set 15, energy-absorbing buffering cylinder 16 and spring
Seat 17, after dsah-pot 6 is hit, energy-absorbing buffering cylinder 16 first absorbs energy, and the effect of impact force is passed to spring base 17,
Deformation occurs the disperses impact forces of spring base 17 make the capable cavitys for being dispersed in energy-absorbing buffering cylinder 16 and elastic buffer set 15 and being formed
In, it is effectively reduced impact force damage caused by vehicle and passenger, elastic buffer covers 15 columns 1 and plays a protective role,
The impact force that buffering upright 1 is subject to prevents 1 compressive deformation of column, prolongs the service life.
2, buffer protection plate 18 is between dsah-pot 6, and genesis analysis has buffering protrusion 19 on buffer protection plate 18, increases
Anticollision area, reduces the required distance arranged between adjacent buffer cylinder 6, after Vehicular impact is to dsah-pot 6, shock of taking advantage of a situation
To buffer protection plate 18, the buffering protrusion 19 on buffer protection plate 18 deforms and absorbs the energy of collision, plays secondary buffer work
With utmostly consuming impact energy, reduce impact force and damaged caused by vehicle and passenger, buffer protection plate 18 will left and right
Adjacent limit base 8 links together, and mutually restrains, it is not easy to it separates, so that the stability after limit base 8 is installed is improved,
Buffer protection plate 18 connects four adjacent limit bases 8 simultaneously, plays vertical calibration function, guarantees and upper railing 2, lower rail 3
The limit base 8 of connection is located on same vertical plane, to guarantee that upper railing 2, about 3 lower rail are parallel, reduces installation error, mentions
High whole structural stability.
3, L-type mounting plate 20 is equipped with Crashworthy plate 21, and 21 structural strength of Crashworthy plate is high, strong shock resistance, it is not easy to become
Shape, Crashworthy plate 21 or so are bonded to each other, and are formed high-order barricade together, are effectively prevent accident vehicle to rout up outside bridge, cause secondary thing
Therefore；Crashworthy plate 21 is equipped with buffer fence panel 24, and buffering raised line 25, buffer fence panel 24 are evenly distributed on buffer fence panel 24
After being hit, buffering raised line 25 deforms and absorbs the energy of collision, reduces the impact force that Crashworthy plate 21 is subject to, it is not easy to damage
It is bad, to extend the service life of Crashworthy plate 21.
4, construction method is easily operated, and orderly rationally, positioning construction, rapid and convenient of constructing, construction efficiency is high, time saving province
Power, construction intensity is low, and later maintenance also facilitates, and can be adjusted flexibly in work progress, is conducive to reduce construction error, improves construction matter
Amount.
The above is only specific embodiments of the present invention, but technical characteristic of the invention is not limited thereto.It is any with this hair
Based on bright, to solve essentially identical technical problem, essentially identical technical effect is realized, made simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (10)
1. a kind of Collison fence for bridge, including column, upper railing and lower rail, the column be set to the upper railing and it is described under
Between railing, it is characterised in that: the bottom of the column is equipped with support plate, and the support plate is equipped with anchor hole, the column
It is upper to be arranged with dsah-pot and turning circle respectively, the both ends of the column pass through limit base be fixed on the upper railing, it is described under
On railing, the column is equipped with fixed ring, and the fixed ring is contacted with the underlying limit base, the dsah-pot position
Between the limit base, for the turning circle between the dsah-pot and the limit base, the upper railing is equipped with L-type
Mounting plate, the L-type mounting plate are equipped with Crashworthy plate, and the Crashworthy plate is equipped with buffer fence panel, on the buffer fence panel
It is evenly distributed with buffering raised line.
2. a kind of Collison fence for bridge according to claim 1, it is characterised in that: the limit base include U-shaped cage plate and
Fixed plate, the fixed plate are set to the two sides of the U-shaped cage plate, and the U-shaped cage plate matches with the column.
3. a kind of Collison fence for bridge according to claim 2, it is characterised in that: set between the adjacent fixed plate in left and right
There is buffer protection plate, the buffer protection plate is between the dsah-pot, and genesis analysis has buffering on the buffer protection plate
Protrusion.
4. a kind of Collison fence for bridge according to claim 1, it is characterised in that: the side of the Crashworthy plate is equipped with positioning
The other side of convex block, the Crashworthy plate is equipped with positioning groove, and the positioning groove matches with the locating convex block.
5. a kind of Collison fence for bridge according to claim 1, it is characterised in that: between the upper railing and the column
Equipped with reinforcement assembly, the reinforcement assembly includes flat head screw and nut, the flat head screw pass through the upper railing with it is described
Column, the nut connect one end of the flat head screw, and the nut is located in the column, the top screw thread of the column
It is connected with bolumn cap.
6. a kind of Collison fence for bridge according to claim 1, it is characterised in that: the dsah-pot includes elastic buffer
Set, energy-absorbing buffering cylinder and spring base, the elastic buffer are sheathed in the energy-absorbing buffering cylinder, and the spring base, which is surround, to be divided
Cloth covers between the energy-absorbing buffering cylinder in the elastic buffer.
7. a kind of Collison fence for bridge according to claim 6, it is characterised in that: the elastic buffer set and the energy-absorbing
It buffers and is filled with cavernous body between cylinder.
8. a kind of Collison fence for bridge according to claim 1, it is characterised in that: the fixed ring, the column and institute
It states and is equipped with triangle reinforcement block between support plate.
9. using a kind of construction method of Collison fence for bridge as described in claim 1, it is characterised in that include the following steps:
(a) routing indicator: installation route is marked with pulverized limestone in the predetermined installation site of bridge floor；
(b) stud location: first putting two columns along label route, be located at support plate bottom center on pulverized limestone route,
Ground nail is squeezed into two anchor holes being diagonally distributed in support plate, completes the preliminary fixation of column；
(c) lower rail is installed: a limit base laterally being entangled into column, and makes the fixed ring on the side and column of the limit base
It contradicts, then will be bolted between lower rail and the fixed plate of the limit base two sides, guarantee lower rail and each limit
The fixed plate of seat two sides fits closely, then squeezes into ground nail in remaining anchor hole in support plate, completes the final solid of column
It is fixed；
(d) install upper railing: turning circle and dsah-pot are inserted in from the top of column, make dsah-pot be placed in two turning circles it
Between, underlying turning circle is horizontally placed on the limit base connecting with lower rail, then laterally covers another limit base
Posture in standing (qigong) column, and contradict the side of the limit base with the turning circle being located above, then by upper railing and the limit base two sides
It is bolted between fixed plate, guarantees that upper railing and the fixed plate of each limit base two sides fit closely, adjustment limit
Seat, makes upper railing, lower rail keeping parallelism, flat head screw is then sequentially passed through upper railing and column, is locked by nut, then
Bolumn cap is tightened, the opening of column top is covered；
(e) buffer protection plate is installed: four corners of buffer protection plate are separately fixed at by opposite, left and right phase up and down by bolt
In the fixed plate of four adjacent limit bases；
(f) Crashworthy plate is installed: buffer fence panel being fixedly installed on Crashworthy plate by bolt, it is then that Crashworthy plate or so is mutual
Combination, fits closely adjacent Crashworthy plate side, keeps the end face of L-type mounting plate and the end face of upper railing, then leads to
Bolt is crossed to be fixed to L-type mounting plate one by one on the top surface of upper railing；
(g) remaining column is installed: putting next column along label route, support plate bottom center is made to be located at pulverized limestone route
On, first passing through limit base fixes the column with lower rail, then turning circle and dsah-pot are covered on column, then by another
A limit base fixes the column with upper railing, and flat head screw and nut are then installed between upper railing and column, tightens column
Cap finally squeezes into ground nail in the anchor hole in support plate, completes the fixation of the column, such cycle installation.
10. a kind of construction method of Collison fence for bridge according to claim 9, it is characterised in that: adjusted in step (d)
It when the parallel position of whole upper railing and lower rail, is calibrated by guiding ruler, guiding ruler is erect, the bottom end of guiding ruler touch bridge floor, rotation
Limit base makes the side of upper railing, lower rail touch guiding ruler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811060090.8A CN109056523A (en) | 2018-09-12 | 2018-09-12 | A kind of Collison fence for bridge and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811060090.8A CN109056523A (en) | 2018-09-12 | 2018-09-12 | A kind of Collison fence for bridge and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109056523A true CN109056523A (en) | 2018-12-21 |
Family
ID=64761365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811060090.8A Withdrawn CN109056523A (en) | 2018-09-12 | 2018-09-12 | A kind of Collison fence for bridge and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109056523A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930482A (en) * | 2018-12-29 | 2019-06-25 | 浙江万川装饰设计工程有限公司 | A kind of Bridge guardrail structure |
| CN110258327A (en) * | 2019-07-09 | 2019-09-20 | 浙江海洋大学 | The flexible protection fence sytsem of Oversea bridge |
| CN110593169A (en) * | 2019-09-27 | 2019-12-20 | 南昌大学 | Anti-collision guardrail |
| CN110761197A (en) * | 2019-11-14 | 2020-02-07 | 嵊州米想道路设施有限公司 | Guardrail mounting device for outer side of bridge |
| CN111305645A (en) * | 2020-03-25 | 2020-06-19 | 王功涛 | Based on road and bridge construction is with buffering formula anticollision warning guardrail |
| CN111321683A (en) * | 2020-03-23 | 2020-06-23 | 尤宝旺 | Fast assembly type highway buffering guardrail |
| CN111395161A (en) * | 2020-04-28 | 2020-07-10 | 张俊中 | Protective bridge elastic guardrail structure and installation method |
| CN111705645A (en) * | 2020-06-28 | 2020-09-25 | 王仁强 | Trigger type protective fence for protecting viaduct road |
| CN114320007A (en) * | 2022-01-13 | 2022-04-12 | 孙贝贝 | Multistage anticollision barrier is prevented turning round by gasbag formula for road maintenance |
| CN114737504A (en) * | 2022-05-20 | 2022-07-12 | 王海鹏 | Anti-collision guardrail for highway traffic information safety facility engineering |
| CN114753285A (en) * | 2022-04-02 | 2022-07-15 | 深圳市正道公路工程有限公司 | Portable anticollision barrier of portable |
| CN117532624A (en) * | 2024-01-10 | 2024-02-09 | 南京东奇智能制造研究院有限公司 | Automatic positioning and aligning method and system for guardrail plate installation |
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- 2018-09-12 CN CN201811060090.8A patent/CN109056523A/en not_active Withdrawn
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930482A (en) * | 2018-12-29 | 2019-06-25 | 浙江万川装饰设计工程有限公司 | A kind of Bridge guardrail structure |
| CN110258327A (en) * | 2019-07-09 | 2019-09-20 | 浙江海洋大学 | The flexible protection fence sytsem of Oversea bridge |
| CN110593169A (en) * | 2019-09-27 | 2019-12-20 | 南昌大学 | Anti-collision guardrail |
| CN110761197A (en) * | 2019-11-14 | 2020-02-07 | 嵊州米想道路设施有限公司 | Guardrail mounting device for outer side of bridge |
| CN111321683B (en) * | 2020-03-23 | 2021-10-29 | 合肥市航拯工业设计有限公司 | Fast assembly type highway buffering guardrail |
| CN111321683A (en) * | 2020-03-23 | 2020-06-23 | 尤宝旺 | Fast assembly type highway buffering guardrail |
| CN111305645B (en) * | 2020-03-25 | 2021-08-03 | 中铁隧道集团二处有限公司 | Based on road and bridge construction is with buffering formula anticollision warning guardrail |
| CN111305645A (en) * | 2020-03-25 | 2020-06-19 | 王功涛 | Based on road and bridge construction is with buffering formula anticollision warning guardrail |
| CN111395161A (en) * | 2020-04-28 | 2020-07-10 | 张俊中 | Protective bridge elastic guardrail structure and installation method |
| CN111705645A (en) * | 2020-06-28 | 2020-09-25 | 王仁强 | Trigger type protective fence for protecting viaduct road |
| CN114320007A (en) * | 2022-01-13 | 2022-04-12 | 孙贝贝 | Multistage anticollision barrier is prevented turning round by gasbag formula for road maintenance |
| CN114753285A (en) * | 2022-04-02 | 2022-07-15 | 深圳市正道公路工程有限公司 | Portable anticollision barrier of portable |
| CN114753285B (en) * | 2022-04-02 | 2023-08-25 | 深圳市正道公路工程有限公司 | Portable movable crash barrier |
| CN114737504A (en) * | 2022-05-20 | 2022-07-12 | 王海鹏 | Anti-collision guardrail for highway traffic information safety facility engineering |
| CN114737504B (en) * | 2022-05-20 | 2023-11-28 | 王海鹏 | Crash barrier for highway traffic informatization safety facility engineering |
| CN117532624A (en) * | 2024-01-10 | 2024-02-09 | 南京东奇智能制造研究院有限公司 | Automatic positioning and aligning method and system for guardrail plate installation |
| CN117532624B (en) * | 2024-01-10 | 2024-03-26 | 南京东奇智能制造研究院有限公司 | Automatic positioning and aligning method and system for guardrail plate installation |
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Application publication date: 20181221 |