CN106638255B - A kind of modern bamboo figure's row cantilever glider bridge - Google Patents

A kind of modern bamboo figure's row cantilever glider bridge Download PDF

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Publication number
CN106638255B
CN106638255B CN201710014780.9A CN201710014780A CN106638255B CN 106638255 B CN106638255 B CN 106638255B CN 201710014780 A CN201710014780 A CN 201710014780A CN 106638255 B CN106638255 B CN 106638255B
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bamboo
beam column
column part
bamboo beam
longitudinal
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CN106638255A (en
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王承启
向中富
黄海东
蒋彦涛
陈思甜
王东东
陈力
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Chongqing Jiaotong University
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Chongqing Jiaotong University
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D1/00Bridges in general
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2101/00Material constitution of bridges
    • E01D2101/10Wood

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention discloses a kind of modern bamboo figure's row cantilever glider bridge, including at least two bridge piers, the girder that is arranged on above bridge pier and the railing for being arranged on girder both sides, it is characterized in that, the girder and railing are made using Recombined bamboo material, also include the supporting construction as made from Recombined bamboo material, the supporting construction is arranged between bridge pier and girder and the cross-sectional area of supporting construction in the horizontal direction gradually increases from bottom to top.The present invention have overall performance it is good, with material it is few, from heavy and light and convenient construction the characteristics of, while obtained cantilever glider bridge have green, low-carbon, environmental protection and it is economical the advantages of.

Description

A kind of modern bamboo figure's row cantilever glider bridge
Technical field
The present invention relates to bridge structure technical field;More particularly to a kind of modern bamboo figure's row cantilever glider bridge.
Background technology
Recombined bamboo is also known as heavy bamboo, is a kind of a kind of bamboo matter that bamboo wood is reorganized and strengthened and is moldedNew material, Exactly bamboo processing is grown up and strip thin bamboo strips used for weaving, bamboo silk or pulverizes into bamboo tow, after drying impregnation, re-dry is to requiring aqueous Rate, then lay in a mold, the section bar formed through HTHP heat cure, have renewable, good toughness, intensity height etc. excellent Point, there is vast potential for future development.In China, bamboo wood industry keeps rapid growth year after year, innovative enterprises and new technology, new Product continues to bring out, and the enthusiasm of various regions utilization bamboo resource is very high, in the weight of current international community " sustainable development " Under big theme background, global provisioning amount of wood gradually reduces, and the reasonable utilization and exploitation of bamboo resource, can replace timber, protects The forest reserves are protected, thus are also more and more paid attention to.And heavy bamboo is applied to technical field of civil engineering, instead of steel And concrete, it with environmental protection, can also not only promote the development of bamboo industry.
For simply supported girder bridge due to simple in construction, erection is convenient and is had a wide range of applications in bridge construction construction field, will One end or both ends of the bridge of simply supported girder bridge just form cantilever glider bridge from fulcrum is protruding.The mechanical property of cantilever glider bridge is excellent In simply supported girder bridge, the Bridge alternatives of more Long span are applicable to, cantilever glider bridge utilizes the cantilever beyond cantilevered out fulcrum, produces fulcrum Raw hogging moment, favourable unloading can be produced to the sagging moment of anchor span span centre and acted on, can also reduce girder height, reduced material and use Amount and dead load so that bridge span ability is improved.Cantilever glider bridge superstructure includes anchor hole, cantilever and suppending hole Form, cantilever end easy downwarp under load action of cantilever glider bridge, crack be present at hogging moment, the rigidity of structure is not so good as continuous beam Big and girder expansion joint is more.
Therefore applicant expects, if it is possible to designs a kind of this modern bamboo figure's row cantilever for using Recombined bamboo to be made for material Beam bridge, then Reinforced Concrete Materials can be replaced with bamboo wood, to reduce cost, expand Recombined bamboo application, meanwhile, set at this , it is necessary to give consideration to how simplified construction technology during meter, the problems such as improving structural strength, and ensure bridge quality.
The content of the invention
For above-mentioned the deficiencies in the prior art, the technical problems to be solved by the invention are:How to provide a kind of using heavy Group bamboo wood material makes and construction is simple is quick, and structural strength is high, the reliable modern bamboo figure's row cantilever glider bridge of bridge steady quality, makes Its obtained people's row cantilever glider bridge has the characteristics of green, low-carbon, environmental protection, meets the need of bridge structure normal use and durability Will.
In order to solve the above-mentioned technical problem, present invention employs following technical scheme:
A kind of modern bamboo figure's row cantilever glider bridge, including at least two bridge piers, the girder being arranged on above bridge pier and setting Railing in girder both sides, it is characterised in that the girder and railing are made using Recombined bamboo material, in addition to by recombinating Supporting construction made from bamboo wood material, the supporting construction be arranged between bridge pier and girder and supporting construction in the horizontal direction Cross-sectional area gradually increases from bottom to top.
In the present invention, Recombined bamboo material is applied to people's row cantilever glider bridge, there is the characteristics of green, low-carbon, environmental protection, especially It is to be used to make supporting construction, its compressive property is good, and small big structure type under supporting construction use, using multiple standards Change the crisscross overlap joint larger-size entirety of Formation cross-section of bamboo beam column part of small bore, reduce body of a bridge deadweight and material Dosage, larger bearing capacity can be born, and the stress suffered by girder preferably can be delivered to bridge pier, increase cantilever glider bridge Stability and increase the service life, and can be in bamboo processing factory in advance according to drawing by component Recombined bamboo material used Make, be then transported to job site and built so that the construction is simple of cantilever glider bridge is quick, and meets that cantilever glider bridge is normal Use the needs with durability.
As optimization, each bridge pier include two columns for being separately positioned on girder both sides and be erected at two it is vertical Crossbeam between post, described two column opposite side tops respectively have an installation step being recessed, the crossbeam Both ends are fixedly mounted at the installation step, and the column and crossbeam are made by Recombined bamboo material.
So, bridge pier is made using Recombined bamboo material, low-carbon environment-friendly and cost is low;Bridge pier is divided into three parts respectively Process and be transported to scene and assembled so that convenient and quick construction, and duration and difficulty of construction can be reduced, crossbeam is set Put at the installation step on column top so that cantilever glider bridge can bear bigger load without failing, and improve bridge Intensity and bearing capacity.
As optimization, it is provided with the boundary line that the beam-end is formed after being bonded with the column installation step surface Cross section is the gusset of L-shaped, two sides of the gusset respectively with the beam-end surface and the column erecting bed Rank surface is bonded and is bolted to connection, and energetically floor is set between two vertical planes of the gusset.
In such manner, it is possible to make two binding faces preferably connect, ensure the reliability of two binding face connections, bearing load When can preferably avoid relative position occurs between crossbeam and column changing, improve the stability of cantilever glider bridge.
As optimization, the mounting seat as made from Reinforced Concrete Materials, the installation bottom are provided with below the column Seat is more than the prismatoid of topside area for bottom area and forms the installation chamber of an opening upwards, institute on the top of prismatoid Column lower end is stated to be fixedly installed in the installation cavity room.
So, because column is made using Recombined bamboo material, when directly column is arranged in the soil body, not only installation difficulty And the easy corrosion failure of column, the stability and service life of cantilever glider bridge are reduced, is mixed when in column lower end installation reinforcing bar When coagulating mounting seat made from native prepared material, the lower end of mounting seat can be arranged on inside soil body, upper end is arranged on the soil body Top, avoid column from being corroded by soil or water, extend the service life of column, while mounting seat uses prismatoid knot Structure, upper end area is small, and lower end area is big, and lower end quality is more than upper end quality, can increase the stability of cantilever glider bridge, while Facilitate the installation of column.
As optimization, the supporting construction includes the longitudinal bamboo beam column part set along girder length direction and connection bamboo beam column Part, in addition to the horizontal bamboo beam column part set along width of main beam direction, longitudinal bamboo beam column part, connection bamboo beam column part and transverse direction Bamboo beam column part is the strip bar that cross section is rectangle, and horizontally disposed multilayer longitudinal direction bamboo beam has been vertically arranged above the crossbeam Rod member, every layer of longitudinal bamboo beam column part are formed by more be uniformly arranged along width of main beam direction longitudinal bamboo beam column parts, and often The length of the longitudinal bamboo beam column part of layer increases successively from lower to upper along girder length direction, every layer of longitudinal bamboo beam column part upper surface It is provided with one layer and the horizontal bamboo beam column part set, longitudinal bamboo beam column part and the horizontal bamboo is distributed along girder length direction Beam column part alternately overlaps successively from lower to upper, and sets one layer along girder length side in undermost longitudinal bamboo beam column part lower surface To the horizontal bamboo beam column part of distribution setting, the horizontal bamboo beam column part in each layer is vertical arranged in rows vertical, in every transverse direction The end of bamboo beam column part and between adjacent longitudinal bamboo beam column part formed space the vertical face in part be provided with spiral shell Keyhole, each column transverse direction bamboo beam column part is fixedly connected using bolt hole described in vertically arranged bolt-through, the connection bamboo beam Rod member upper surface is bonded with girder lower surface, it is described connection bamboo beam column part both ends lower surface respectively with the level positioned at the superiors The end upper surface overlap joint of two neighboring longitudinal bamboo beam column part, positioned at longitudinal bamboo beam column part upper surface of the superiors along girder length Direction is also distributed the support bamboo beam column part for being provided with that one layer of cross section is rectangle, this layer of support bamboo beam column part in the vertical direction Highly it is higher than the height of the superiors' transverse direction bamboo beam column part in the vertical direction, upper surface and the master of the support bamboo beam column part The lower surface fitting of beam, face are arranged at two of vertically-adjacent longitudinal bamboo beam column parts above bridge pier and are arranged on the two and erect Bearing is provided with the space that the horizontal bamboo beam column part horizontally adjacent to two between adjacent longitudinal bamboo beam column part is formed to add Strong cushion block, the bearing strengthens cushion block and the horizontal bamboo beam column part is highly consistent and the upper and lower surface of bearing reinforcement cushion block is distinguished It is bonded with longitudinal bamboo beam column part surface under disposed thereon, girder both ends bottom is vertically provided with to be made by concrete material Wall, longitudinal bamboo beam column part positioned at girder both ends bottom is anchored on wall close to one end of the wall.
So, girder is arranged on above supporting construction, enables to cantilever glider bridge to bear bigger load, increases cantilever beam The stability of bridge, supporting construction using multiple standardization small bore bamboo beam column parts carry out crisscross overlap joint Formation cross-section sizes compared with A big entirety, and the length of longitudinal girder rod member gradually increases from lower to upper in the position of nearly span centre, longitudinal bamboo beam column Part top sets up bearing reinforcement cushion block and bears load together with horizontal bamboo beam column part, is so designed to mitigate supporting construction certainly Weight, save and material usage and bigger intensity can be reached, while be also convenient for onsite moving and installation, can bear bigger curved Square and amount of deflection, one layer of horizontal bamboo beam column part is respectively set and by horizontal bamboo beam column part from lower past in the upper and lower surface of longitudinal bamboo beam column part On tightened with bolt-through, formed precompression, preferably supporting construction is integrally formed to reach overall coordination stress Effect, while increase the load that supporting construction can bear, and one layer of branch is set above longitudinal bamboo beam column part of the superiors Bamboo beam column part is supportted, it is convenient in the fixing bolt above the superiors' transverse direction bamboo beam column part, while it is also convenient for the installation of girder;It is located at One end of longitudinal bamboo beam column part of girder both ends bottom is anchored in wall, and when girder bears load, girder will can be born Load bridge pier and wall are delivered to by supporting construction, so can preferably transmit stress, avoid the change of supporting construction Shape fails, and extends the service life of supporting construction.
As optimization, connected between crossbeam and first layer longitudinal direction bamboo the beam column part by rubber support, the connecting rod Both ends lower surface and longitudinal bamboo beam column part below connecting rod end upper surface between connected by rubber support, institute State and connected between girder both ends lower surface and the wall upper surface by rubber support.
So, the separate part of any two is connected by rubber support, each part can be compensated and installed Alignment error present in journey, reduce alignment error as far as possible influences to caused by cantilever glider bridge, increases the stability of cantilever glider bridge With service life, while the connection being also convenient between all parts.
As optimization, the end of longitudinal bamboo beam column part is by installation of embedded parts to the wall, the built-in fitting One end be anchored in the wall, the other end is fixedly connected with longitudinal bamboo beam Rod end, the built-in fitting include one The square tubular component that individual laterally setting and both ends penetrate, in addition to pre-buried rod member, described square tubular component one end are provided with Vertically arranged baffle plate, the opposite side of the baffle plate are provided perpendicular to the multiple pre- of baffle surface and rectangular array arrangement Rod member is buried, the pre-buried rod member is anchored in wall, and the square tubular component inside, which is also distributed, to be provided with two and be parallel to each other And the installing plate laterally set, one end of the installing plate are fixedly connected on the baffle plate, the one of longitudinal bamboo beam column part End is provided with the mounting hole coordinated with installing plate, and one end that longitudinal bamboo beam column part is provided with mounting hole is installed to described square Inside cylindrical member, and square tubular component is fixedly connected with longitudinal bamboo beam column part using vertically arranged bolt.
So, directly one end of pre-buried rod member can be anchored in wall when to wall construction, at the scene construction dress Timing, longitudinal bamboo beam column part one end is fixedly connected with square tubular component, finally again welded this two parts of built-in fitting, can Preferably to reduce difficulty of construction, efficiency of construction is improved, is provided with longitudinal bamboo beam column part one end and is connected with square tubular component Mounting hole, can cause the installation of longitudinal bamboo beam column part more firmly, avoid longitudinal bamboo beam column part one end being directly installed on Corrosion failure occurs in wall, the service life of longitudinal bamboo beam column part can be extended.
As optimization, the girder includes panel above and in horizontally disposed rectangular plate-like, in addition to is located at The levelling bamboo beam that panel lower horizontal is longitudinally uniformly arranged, positioned at the outer of outermost two levelling bamboo beams in the levelling bamboo beam Side flushes with the both sides of the edge of the panel, the lower surface of the levelling bamboo beam and the horizontal bamboo beam column part positioned at the superiors Upper surface and the connection of the upper surface of connecting rod, the both ends lower surface of the levelling bamboo beam pass through rubber support and the wall Upper surface connects.
So, side sets levelling bamboo beam on the support structure, can more facilitate the installation of panel, ensure the water of panel It is flat, construction quality is improved, and also panel and leveling beam are made using Recombined bamboo material, and environmental protection, cost is low, can also be by face After bamboo processing factory's completion of processing, site operation directly assembles, easy for construction for plate and leveling beam, saves the duration.
As optimization, the railing is included positioned at the vertically arranged montant of two row of girder both sides of the edge, the montant Lower end is fixedly connected by the bolt that laterally sets with described positioned at outermost levelling bamboo beam outside, in addition to along girder length Direction connects the horizontally disposed cross bar of two neighboring montant upper end, and the both ends of the cross bar by the bolt laterally set and are erected Bar upper end is fixedly connected.
So, montant lower end is fixedly mounted on to the both sides of levelling bamboo beam, panel can be caused to be in two be oppositely arranged Between individual montant, ensure that panel does not occur to change relatively relative to the position of levelling bamboo beam, on the other hand, railing uses Recombined bamboo Material is made, environmental protection, cost is low, can scene be mounted directly cross bar and montant, convenient and quick construction.
The present invention is modern, and bamboo figure's row cantilever glider bridge has advantages below:(1)Component physical property is made full use of, overcomes list Individual primary structure member build is larger, processing or the shortcomings that constructional difficulties, can either guarantor's row cantilever glider bridge span, be easy to again plus Work, can also reduce difficulty of construction, reduce the duration, and can directly be assembled with site operation, be permanently or temporarily people's row cantilever beam The fine selection of bridge;(2) each processing that component is made by Recombined bamboo material of people's row cantilever glider bridge can realize modularization, Live directly assembling can be transported to after bamboo processing factory is by each component completion of processing in advance, simple and fast, saves manpower thing Power, reduce the construction period;(3) people's row cantilever glider bridge structure safety of such a structure, moulding gracefulness simple and beautiful, each component Manufacturing specification can be easy to be designed and construct using standardized components, standardization modulus with varied;(4) bamboo is used For material as main raw material(s), its raw material sources is wide, and is renewable resource, bamboo have the speed of growth is fast, the cycle of becoming a useful person is short, The advantages of yield is big, it can meet needed for production and processing.
In summary, the present invention have overall performance it is good, with material it is few, from heavy and light and convenient construction the characteristics of, obtain simultaneously Cantilever glider bridge have green, low-carbon, environmental protection and it is economical the advantages of.
Brief description of the drawings
Fig. 1 is a kind of structural representation of modern bamboo figure's row cantilever glider bridge using structure of the present invention.
Fig. 2 is the sectional view of Section A-A in Fig. 1.
Fig. 3 is the sectional view of section B-B in Fig. 1.
Fig. 4 is the structural representation of longitudinal bamboo beam column part built-in fitting in Fig. 1.
Fig. 5 is pier crossbeam and the structural representation at bridge pier installation step in Fig. 1.
Fig. 6 is the structural representation of base in Fig. 1.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
During specific implementation:As described in Fig. 1-6, including at least two bridge piers 1, it is arranged on the girder of the top of bridge pier 1 and sets The railing in girder both sides is put, the girder and railing are made using Recombined bamboo material, in addition to by Recombined bamboo material system The supporting construction obtained, the supporting construction is arranged between bridge pier 1 and girder and the cross section of supporting construction in the horizontal direction Area gradually increases from bottom to top.
In the present invention, Recombined bamboo material is applied to people's row cantilever glider bridge, there is the characteristics of green, low-carbon, environmental protection, especially It is to be used to make supporting construction, its compressive property is good, and small big structure type under supporting construction use, using multiple standards Change the crisscross overlap joint larger-size entirety of Formation cross-section of bamboo beam column part of small bore, reduce body of a bridge deadweight and material Dosage, larger bearing capacity can be born, and the stress suffered by girder preferably can be delivered to bridge pier, increase cantilever glider bridge Stability and increase the service life, and can be in bamboo processing factory in advance according to drawing by component Recombined bamboo material used Make, be then transported to job site and built so that the construction is simple of cantilever glider bridge is quick, and meets that cantilever glider bridge is normal Use the needs with durability.
Wherein, each bridge pier 1 include two columns 11 for being separately positioned on girder both sides and be erected at two it is vertical Crossbeam 12 between post, described two opposite side tops of column 11 respectively have an installation step being recessed, the horizontal stroke The both ends of beam 12 are fixedly mounted at the installation step, and the column and crossbeam are made by Recombined bamboo material.
So, bridge pier is made using Recombined bamboo material, low-carbon environment-friendly and cost is low;Bridge pier is divided into three parts respectively Process and be transported to scene and assembled so that convenient and quick construction, and duration and difficulty of construction can be reduced, crossbeam is set Put at the installation step on column top so that cantilever glider bridge can bear bigger load without failing, and improve bridge Intensity and bearing capacity.Certainly when it is implemented, the bridge pier can use the structure of integral type, the present apparatus is also belonged to Enforceable scope.
Wherein, it is provided with the boundary line that the end of crossbeam 12 is formed after being bonded with the installation step surface of column 11 Cross section is the gusset 111 of L-shaped, and two sides of the gusset 111 are installed with the end surface of crossbeam 12 and column 11 respectively Ledge surface is bonded and is bolted to connection, and energetically floor is set between two vertical planes of the gusset 111.
In such manner, it is possible to make two binding faces preferably connect, ensure the reliability of two binding face connections, bearing load When can preferably avoid relative position occurs between crossbeam and column changing, improve the stability of cantilever glider bridge.Certainly it is specific real Shi Shi, the enforceable scope of the present invention can be also belonged to directly by beam welding at the installation step of the column.
Wherein, the lower section of column 11 is provided with mounting seat 9 as made from Reinforced Concrete Materials, the mounting seat 9 be that bottom area is more than the prismatoid of topside area and forms the installation chamber of an opening upwards, institute on the top of prismatoid 9 The lower end of column 11 is stated to be fixedly installed in the installation cavity room.
So, because column is made using Recombined bamboo material, when directly column is arranged in the soil body, not only installation difficulty And the easy corrosion failure of column, the stability and service life of cantilever glider bridge are reduced, when being arranged on reinforcing bar in column lower end Made from concrete prepared material during mounting seat, the lower end of mounting seat can be arranged on inside soil body, upper end is arranged on soil Body top, avoids column from being corroded by soil or water, extends the service life of column, while mounting seat uses prismatoid knot Structure, upper end area is small, and lower end area is big so that lower end quality is more than upper end quality, can increase the stability of cantilever glider bridge, together When be also convenient for the installation of column.Certainly when it is implemented, the base could be arranged to arbitrary structure type, this hair is belonged to Bright enforceable scope.
Wherein, the supporting construction includes the longitudinal bamboo beam column part 3 set along girder length direction and connection bamboo beam column part 5, in addition to the horizontal bamboo beam column part 4 set along width of main beam direction, longitudinal bamboo beam column part 3, connection bamboo beam column part 5 and horizontal stroke It is the strip bar that cross section is rectangle to bamboo beam column part 4, the top of crossbeam 12 is vertically provided with multilayer along width of main beam side To the longitudinal bamboo beam column part 3 being uniformly arranged, length of the every layer of longitudinal bamboo beam column part 3 along girder length direction increases successively from lower to upper Long, every layer of longitudinal upper surface of bamboo beam column part 3 is both provided with one layer and the horizontal bamboo beam column set is distributed along girder length direction Part 4, longitudinal bamboo beam column part 3 replace overlap joint successively from lower to upper with the horizontal bamboo beam column part 4, and in undermost longitudinal direction The lower surface of bamboo beam column part 3 sets one layer to be distributed the horizontal bamboo beam column part 4 set along girder length direction, the horizontal bamboo beam in each layer Rod member 4 is vertical arranged in rows vertical, the end of every horizontal bamboo beam column part 4 and positioned at adjacent longitudinal bamboo beam column part The vertical face in part that space is formed between 3 is provided with bolt hole, will using bolt hole described in vertically arranged bolt-through Each column transverse direction bamboo beam column part 4 is fixedly connected, and the upper surface of connection bamboo beam column part 5 is bonded with girder lower surface, the connection bamboo Take end upper surface of the both ends lower surface of beam column part 5 respectively with horizontally adjacent two longitudinal bamboo beam column parts 3 positioned at the superiors Connect, be also distributed along girder length direction that to be provided with one layer of cross section be rectangle positioned at longitudinal upper surface of bamboo beam column part 3 of the superiors Support bamboo beam column part, the height of this layer of support bamboo beam column part in the vertical direction is higher than the superiors' transverse direction bamboo beam column part 4 perpendicular The upward height of Nogata, the upper surface of the support bamboo beam column part are bonded with the lower surface of the girder, and face is arranged at bridge pier Two of vertically-adjacent longitudinal bamboo beam column parts 3 of top and it is arranged between the two of vertically-adjacent longitudinal bamboo beam column parts 3 Bearing is provided with the space that two horizontally adjacent horizontal bamboo beam column parts 4 are formed and strengthens cushion block 8, the bearing strengthens cushion block 8 And bearing highly consistent with the horizontal bamboo beam column part 4 strengthen the upper and lower surface of cushion block 8 respectively with it is disposed thereon under longitudinal bamboo The surface of beam column part 3 is bonded, and girder both ends bottom is vertically provided with the wall as made from concrete material, described to be located at girder Longitudinal bamboo beam column part 3 of both ends bottom is anchored on wall close to one end of the wall.
So, girder is arranged on above supporting construction, enables to cantilever glider bridge to bear bigger load, increases cantilever beam The stability of bridge, supporting construction using multiple standardization small bore bamboo beam column parts carry out crisscross overlap joint Formation cross-section sizes compared with A big entirety, and the length of longitudinal girder rod member gradually increases from lower to upper in the position of nearly span centre, longitudinal bamboo beam column Part top sets up bearing reinforcement cushion block and bears load together with horizontal bamboo beam column part, is so designed to mitigate supporting construction certainly Weight, save and material usage and bigger intensity can be reached, while be also convenient for onsite moving and installation, can bear bigger curved Square and amount of deflection, one layer of horizontal bamboo beam column part is respectively set and by horizontal bamboo beam column part from lower past in the upper and lower surface of longitudinal bamboo beam column part On tightened with bolt-through, formed precompression, preferably supporting construction is integrally formed to reach overall coordination stress Effect, while increase the load that supporting construction can bear, and one layer of branch is set above longitudinal bamboo beam column part of the superiors Bamboo beam column part is supportted, it is convenient in the fixing bolt above the superiors' transverse direction bamboo beam column part, while it is also convenient for the installation of girder;It is located at One end of longitudinal bamboo beam column part of girder both ends bottom is anchored in wall, and when girder bears load, girder will can be born Load bridge pier and wall are delivered to by supporting construction, so can preferably transmit stress, avoid the change of supporting construction Shape fails, and extends the service life of supporting construction.
Wherein, connected between the crossbeam 12 and first layer longitudinal direction bamboo beam column part 3 by rubber support 2, the connecting rod 5 Both ends lower surface and longitudinal bamboo beam column part 3 positioned at the lower section of connecting rod 5 end upper surface between connected by rubber support 2 Connect, connected between girder both ends lower surface and the wall upper surface by rubber support 2.
So, the separate part of any two is connected by rubber support, each part can be compensated and installed Alignment error present in journey, reduce alignment error as far as possible influences to caused by cantilever glider bridge, increases the stability of cantilever glider bridge With using birthday noodle, while the connection being also convenient between all parts.Certainly when it is implemented, the rubber support can be set Strengthen cushion block for bearing, also belong to the enforceable scope of the present apparatus.
Wherein, the end of longitudinal bamboo beam column part 3 is installed on the wall by built-in fitting 10, the built-in fitting 10 One end be anchored in the wall, the other end is fixedly connected with longitudinal end of bamboo beam column part 3, and the built-in fitting 10 includes One laterally square tubular component 101 of setting and both ends insertion, in addition to pre-buried rod member 103, the square tubular component 101 One end is provided with vertically arranged baffle plate 102, and the opposite side of the baffle plate 102 is provided perpendicular to the surface of baffle plate 102 and is in square Multiple pre-buried rod members 103 of shape array arrangement, the pre-buried rod member 103 are anchored in wall, the square tubular component 101 Internal also distribution is provided with two installing plates for being parallel to each other and laterally setting, and one end of the installing plate is fixedly connected on described On baffle plate, one end of longitudinal bamboo beam column part 3 is provided with the mounting hole coordinated with installing plate, and longitudinal bamboo beam column part 3 is set The one end for being equipped with mounting hole is installed to inside the square tubular component 101, and utilizes vertically arranged bolt by square tubular Component 101 is fixedly connected with longitudinal bamboo beam column part 3.
So, directly one end of pre-buried rod member can be anchored in wall when to wall construction, at the scene construction dress Timing, longitudinal bamboo beam column part one end is fixedly connected with square tubular component, finally again welded this two parts of built-in fitting, can Preferably to reduce difficulty of construction, efficiency of construction is improved, is provided with longitudinal bamboo beam column part one end and is connected with square tubular component Mounting hole, can cause the installation of longitudinal bamboo beam column part more firmly, avoid longitudinal bamboo beam column part one end being directly installed on Corrosion failure occurs in wall, the service life of longitudinal bamboo beam column part can be extended.Certainly when it is implemented, the built-in fitting can Built-in fitting in the form of using arbitrary structures, belongs to the enforceable scope of the present apparatus.
Wherein, the girder includes panel 62 above and in horizontally disposed rectangular plate-like, in addition to is located at face The levelling bamboo beam 61 that the lower horizontal of plate 62 is longitudinally uniformly arranged, it is located at outermost two levelling bamboo beams in the levelling bamboo beam 61 61 outside flushes with the both sides of the edge of the panel 62, lower surface and the horizontal stroke positioned at the superiors of the levelling bamboo beam 61 Connected to the upper surface of bamboo beam column part 4 and the upper surface of connecting rod 5, the both ends lower surface of the levelling bamboo beam 61 passes through rubber branch Seat 2 is connected with the upper surface of the wall.
So, side sets levelling bamboo beam on the support structure, can more facilitate the installation of panel, ensure the water of panel It is flat, construction quality is improved, and also panel and leveling beam are made using Recombined bamboo material, and environmental protection, cost is low, can also be by face After bamboo processing factory's completion of processing, site operation directly assembles, easy for construction for plate and leveling beam, saves the duration.Certainly tool When body is implemented, the girder could be arranged to sandwich construction, sets up multiple levelling bamboo beams or levelling bamboo beam is arranged into face The structure type of plate, belong to the enforceable scope of the present invention.
Wherein, the railing is included positioned at the vertically arranged montant 71 of two row of girder both sides of the edge, the montant 71 Lower end is fixedly connected by the bolt laterally set with described positioned at the outermost levelling outside of bamboo beam 61, in addition to is grown along girder The horizontally disposed cross bar 72 that direction connects the two neighboring upper end of montant 71 is spent, the both ends of the cross bar 72 rely on what is laterally set Bolt is fixedly connected with the upper end of montant 71.
So, montant lower end is fixedly mounted on to the both sides of levelling bamboo beam, panel can be caused to be in two be oppositely arranged Between individual montant, ensure that panel does not occur to change relatively relative to the position of levelling bamboo beam, on the other hand, railing uses Recombined bamboo Material is made, environmental protection, cost is low, can scene be mounted directly cross bar and montant, convenient and quick construction.Certainly when it is implemented, Settable mounting cylinder, montant lower end is fixed in mounting cylinder above the panel, also belongs to the enforceable scope of the present invention.
The present invention is modern, and bamboo figure's row cantilever glider bridge has advantages below:(1)Component physical property is made full use of, overcomes list Individual primary structure member build is larger, processing or the shortcomings that constructional difficulties, can either guarantor's row cantilever glider bridge span, be easy to again plus Work, can also reduce difficulty of construction, reduce the duration, and can directly be assembled with site operation, be permanently or temporarily people's row cantilever beam The fine selection of bridge;(2) each processing that component is made by Recombined bamboo material of people's row cantilever glider bridge can realize modularization, Live directly assembling can be transported to after bamboo processing factory is by each component completion of processing in advance, simple and fast, saves manpower thing Power, reduce the construction period;(3) people's row cantilever glider bridge structure safety of such a structure, moulding gracefulness simple and beautiful, each component Manufacturing specification can be easy to be designed and construct using standardized components, standardization modulus with varied;(4) bamboo is used For material as main raw material(s), its raw material sources is wide, and is renewable resource, bamboo have the speed of growth is fast, the cycle of becoming a useful person is short, The advantages of yield is big, it can meet needed for production and processing.
Above-mentioned modern bamboo figure's row cantilever glider bridge, it can be obtained using following construction procedure:A, in bamboo matter processing factory according to figure Paper is in advance by girder, railing, column 11, crossbeam 12, horizontal bamboo beam column part 4, longitudinal bamboo beam column part 3, connection bamboo beam column part 5 and branch Support bamboo beam column part is prepared using Recombined bamboo material and punched in advance in bolt connection position, carries out preassembling, afterwards will be pre-splicing The structure installed is dismantled and each component is transported into scene;B, the position of bridge pier 1 is determined in erecting bed in advance, and it is cast-in-place Mounting seat 9 is formed, the column 11 machined lifting is positioned into mounting seat 9, reserved peace is tamped with plain concrete Gap is filled, with vertical columns 11, and erection of main beam position is determined at the scene in advance, shows in the both ends bottom of erection of main beam position Pour to form the wall as made from concrete material, when pouring wall, one end of built-in fitting 10 is cast in wall;C, hang Dress crossbeam 12 is positioned on column 11 and installing gusset 111 and be fixedly connected with crossbeam with column 11;D, taken around body of a bridge main body If full framing, start body of a bridge installation by full framing;E, first with full framing, the installation support knot above crossbeam 12 Structure, and longitudinal bamboo beam column part 3 below girder is anchored in wall close to one end of wall by built-in fitting 10, then The position punched in advance according to processing factory, it is corresponding in turn to and runs through vertically arranged bolt at the horizontal punching of bamboo beam column part 3, reaches Bolt is anchored after estimating position;F, after structure installation to be supported, the installation and connection of girder and railing are completed;G, in weight One layer of waterproof paint is brushed in the outer surface of component made of group bamboo wood material, then dismantles full hall frame, completes installation.
So, construction has the characteristics of simple and fast, reliable and secure, while the people's row cantilever glider bridge obtained has stability Good, the advantages that bearing capacity is good, long lifespan.

Claims (7)

1. a kind of modern bamboo figure's row cantilever glider bridge, including at least two bridge piers, the girder being arranged on above bridge pier and it is arranged on The railing of girder both sides, it is characterised in that the girder and railing are made using Recombined bamboo material, in addition to by Recombined bamboo Supporting construction made from material, the supporting construction is arranged between bridge pier and girder and the horizontal stroke of supporting construction in the horizontal direction Area of section gradually increases from bottom to top;
Each bridge pier includes two columns for being separately positioned on girder both sides and the crossbeam being erected between two columns, Described two column opposite side tops respectively have an installation step being recessed, and the both ends of the crossbeam are fixedly mounted on At the installation step, the column and crossbeam are made by Recombined bamboo material;The supporting construction is included along girder length side Longitudinal bamboo beam column part and connection bamboo beam column part to setting, in addition to the horizontal bamboo beam column part set along width of main beam direction, institute It is the strip bar that cross section is rectangle to state longitudinal bamboo beam column part, connection bamboo beam column part and horizontal bamboo beam column part, on the crossbeam Side has been vertically arranged horizontally disposed multilayer longitudinal direction bamboo beam column part, and every layer of longitudinal bamboo beam column part is by uniform along width of main beam direction The more longitudinal bamboo beam column parts set are formed, and the length of every layer of longitudinal bamboo beam column part along girder length direction from lower to upper according to Secondary growth, every layer of longitudinal bamboo beam column part upper surface are provided with one layer and the horizontal bamboo beam set are distributed along girder length direction Rod member, longitudinal bamboo beam column part replace overlap joint successively from lower to upper with the horizontal bamboo beam column part, and in undermost longitudinal direction Bamboo beam column part lower surface sets one layer to be distributed the horizontal bamboo beam column part set along girder length direction, the horizontal bamboo beam column in each layer Part is vertical arranged in rows vertical, in the end of every horizontal bamboo beam column part and between adjacent longitudinal bamboo beam column part The vertical face in part for forming space is provided with bolt hole, using bolt hole described in vertically arranged bolt-through that each column is horizontal It is fixedly connected to bamboo beam column part, the connection bamboo beam column part upper surface is bonded with girder lower surface, the connection bamboo beam column part Both ends lower surface overlaps with the end upper surface of horizontally adjacent two longitudinal bamboo beam column parts positioned at the superiors respectively, positioned at most upper Longitudinal bamboo beam column part upper surface of layer is also distributed the support bamboo beam column for being provided with that one layer of cross section is rectangle along girder length direction Part, the height of this layer of support bamboo beam column part in the vertical direction are higher than the height of the superiors' transverse direction bamboo beam column part in the vertical direction Degree, the upper surface of the support bamboo beam column part is bonded with the lower surface of the girder, and face be arranged above bridge pier two erect Horizontally adjacent to adjacent longitudinal bamboo beam column part and be arranged between the two of vertically-adjacent longitudinal bamboo beam column parts two Bearing is provided with the space that horizontal bamboo beam column part is formed and strengthens cushion block, the bearing strengthens cushion block and the horizontal bamboo beam column part Highly consistent and bearing strengthen the upper and lower surface of cushion block respectively with it is disposed thereon under longitudinal bamboo beam column part surface be bonded, the master Beam both ends bottom is vertically provided with the wall as made from concrete material, longitudinal bamboo beam column part positioned at girder both ends bottom It is anchored at close to one end of the wall on wall.
2. modern bamboo figure's row cantilever glider bridge as claimed in claim 1, it is characterised in that the beam-end is pacified with the column The gusset that cross section is L-shaped, two sides difference of the gusset are installed at the boundary line formed after dress ledge surface fitting It is bonded and is bolted to connection, the two of the gusset with the beam-end surface and the column installation step surface Energetically floor is set between individual vertical plane.
3. modern bamboo figure's row cantilever glider bridge as claimed in claim 1, it is characterised in that be provided with below the column by reinforcing bar Mounting seat made from concrete material, the mounting seat are that bottom area is more than the prismatoid of topside area and in prismatoid Top form the installation chambers of an opening upwards, the column lower end is fixedly installed in the installation cavity room.
4. modern bamboo figure's row cantilever glider bridge as claimed in claim 1, it is characterised in that the crossbeam and first layer longitudinal direction bamboo beam Connected between rod member by rubber support, the both ends lower surface of the connecting rod and longitudinal bamboo beam column part below connecting rod End upper surface between connected by rubber support, pass through rubber between girder both ends lower surface and the wall upper surface Glue bearing connects.
5. modern bamboo figure's row cantilever glider bridge as described in claim 1, it is characterised in that the end of longitudinal bamboo beam column part By the way that on installation of embedded parts to the wall, one end of the built-in fitting is anchored in the wall, the other end and the longitudinal direction Bamboo beam Rod end is fixedly connected, and the built-in fitting includes a laterally square tubular component for setting and both ends insertion, also wraps Include pre-buried rod member, described square tubular component one end is provided with vertically arranged baffle plate, and the opposite side of the baffle plate is provided with vertical The multiple pre-buried rod members directly arranged in baffle surface and rectangular array, the pre-buried rod member are anchored in wall, the side Also distribution is provided with two installing plates for being parallel to each other and laterally setting inside shape cylindrical member, and one end of the installing plate is fixed It is connected on the baffle plate, one end of longitudinal bamboo beam column part is provided with the mounting hole coordinated with installing plate, longitudinal bamboo One end that beam column part is provided with mounting hole is installed to the square tubular component inside, and will be square using vertically arranged bolt Cylindrical member is fixedly connected with longitudinal bamboo beam column part.
6. modern bamboo figure's row cantilever glider bridge as claimed in claim 1, it is characterised in that the girder includes above and is in The panel of horizontally disposed rectangular plate-like, in addition to the levelling bamboo beam being longitudinally uniformly arranged positioned at panel lower horizontal, it is described to look for Outside in flat bamboo beam positioned at outermost two levelling bamboo beams flushes with the both sides of the edge of the panel, the levelling bamboo beam Lower surface is connected with the upper surface positioned at the horizontal bamboo beam column part upper surface of the superiors and connecting rod, the levelling bamboo beam Both ends lower surface be connected by rubber support with the upper surface of the wall.
7. modern bamboo figure's row cantilever glider bridge as claimed in claim 6, it is characterised in that the railing includes being located at girder both sides The two of edge arrange vertically arranged montant, and the lower end of the montant is looked for by the bolt laterally set with described positioned at outermost It is fixedly connected on the outside of flat bamboo beam, in addition to the horizontally disposed cross bar of two neighboring montant upper end is connected along girder length direction, The both ends of the cross bar are fixedly connected by the bolt laterally set with montant upper end.
CN201710014780.9A 2017-01-10 2017-01-10 A kind of modern bamboo figure's row cantilever glider bridge Active CN106638255B (en)

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CN109811633A (en) * 2019-03-11 2019-05-28 河海大学 A kind of corrugated steel and Combined concrete double curvature arched bridge and preparation method thereof

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Publication number Priority date Publication date Assignee Title
DE20216198U1 (en) * 2002-10-22 2003-01-16 Hombach, Ferdi, 57537 Wissen Wooden bridge-like structure for construction purposes has round upper wooden supports and base made from round stakes
CN1884700A (en) * 2006-07-12 2006-12-27 湖南大学 Bamboo bridge
CN202194150U (en) * 2011-09-02 2012-04-18 安吉县文化广电新闻出版局 Base structure for integrated bamboo house
CN104452571A (en) * 2014-12-26 2015-03-25 重庆交通大学 Modern bamboo sidewalk truss bridge
CN104594175A (en) * 2014-12-23 2015-05-06 重庆交通大学 Modern arch type bamboo bridge and construction method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20216198U1 (en) * 2002-10-22 2003-01-16 Hombach, Ferdi, 57537 Wissen Wooden bridge-like structure for construction purposes has round upper wooden supports and base made from round stakes
CN1884700A (en) * 2006-07-12 2006-12-27 湖南大学 Bamboo bridge
CN202194150U (en) * 2011-09-02 2012-04-18 安吉县文化广电新闻出版局 Base structure for integrated bamboo house
CN104594175A (en) * 2014-12-23 2015-05-06 重庆交通大学 Modern arch type bamboo bridge and construction method thereof
CN104452571A (en) * 2014-12-26 2015-03-25 重庆交通大学 Modern bamboo sidewalk truss bridge

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