CN106638255A - Modern bamboo pedestrian cantilever beam bridge - Google Patents
Modern bamboo pedestrian cantilever beam bridge Download PDFInfo
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- CN106638255A CN106638255A CN201710014780.9A CN201710014780A CN106638255A CN 106638255 A CN106638255 A CN 106638255A CN 201710014780 A CN201710014780 A CN 201710014780A CN 106638255 A CN106638255 A CN 106638255A
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- bamboo
- beam column
- column part
- bamboo beam
- longitudinal
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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
- E01D1/00—Bridges in general
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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
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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
- E01D2101/00—Material constitution of bridges
- E01D2101/10—Wood
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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 modern bamboo pedestrian cantilever beam bridge which comprises at least two piers, a main beam arranged on the piers, and handrails arranged on the two sides of the main beam. The modern bamboo pedestrian cantilever beam bridge is characterized in that the main beam and the handrails are all made from a recombination bamboo material, the modern bamboo pedestrian cantilever beam bridge further comprises a supporting structure which is made from the recombination bamboo material and arranged between the piers and the main beam, and the horizontal cross sectional area of the supporting structure is gradually increased from bottom to top. The modern bamboo pedestrian cantilever beam bridge has the characteristics of being good in overall performance, small in material consumption, low in self weight and convenient to construct, and meanwhile, the obtained cantilever beam bridge has the advantages of being environmentally friendly, low in carbon and economical.
Description
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 a kind of to reorganize and strengthened a kind of bamboo matter of molding by bamboo wood also known as heavy bambooNew material,
Exactly by bamboo processing growth strip thin bamboo strips used for weaving, bamboo silk or bamboo tow is pulverized into, after drying impregnation, re-dry is aqueous to requiring
Rate, then lays in a mold, and the section bar of Jing High Temperature High Pressure heat cures is excellent with renewable, good toughness, intensity height etc.
Point, with vast potential for future development.In China, bamboo wood industry keeps rapid growth year after year, innovative enterprises and new technique, new
Product is continued to bring out, and the enthusiasm that various places develop bamboo resource is very high, in the weight of current international community " sustainable development "
Under big theme background, global provisioning amount of wood is gradually lowered, and the reasonable utilization of bamboo resource and exploitation, timber can be replaced, protect
The shield forest reserves, thus also more and more paid attention to.And heavy bamboo is applied to into technical field of civil engineering, replaces steel
And concrete, not only can environmental protection, the development of bamboo industry can also be promoted.
Simply supported girder bridge is set up convenient and is had a wide range of applications in bridge construction construction field due to simple structure, will
One end or two ends of the bridge of simply supported girder bridge just forms 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 produces fulcrum using the cantilever beyond cantilevered out fulcrum
Raw hogging moment, can produce favourable unloading effect to the sagging moment of anchor span span centre, can also reduce girder height, reduce 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
There is crack in composition, cantilever end easy downwarp under load action of cantilever glider bridge, the rigidity of structure is not so good as continuous beam at hogging moment
It is big and girder expansion joint is more.
Therefore applicant expects, if it is possible to design a kind of this modern bamboo figure's row cantilever for adopting Recombined bamboo and making for material
Beam bridge, then can replace Reinforced Concrete Materials with bamboo wood, with reduces cost, expand Recombined bamboo range of application, meanwhile, set at this
During meter, need to give consideration to how simplified construction technology, improve structural strength, and the problems such as guarantee bridge quality.
The content of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved is：How to provide a kind of using weight
Group bamboo wood material makes and construction simple and fast, and structural strength is high, the reliable modern times bamboo figure's row cantilever glider bridge of bridge steady quality, makes
People's row cantilever glider bridge that it is obtained has the characteristics of green, low-carbon (LC), environmental protection, meets bridge structure normally using the need with durability
Will.
In order to solve above-mentioned technical problem, following technical scheme is present invention employs：
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 are arranged on master
The railing of beam both sides, it is characterised in that the girder and railing are obtained using Recombined bamboo material, are also included by recombining bamboo
The obtained supporting construction of material, the supporting construction is arranged between bridge pier and girder and supporting construction in the horizontal direction transversal
Face area gradually increases from bottom to top.
In the present invention, Recombined bamboo material is applied to into people's row cantilever glider bridge, with green, low-carbon (LC), environmental protection the characteristics of, especially
It is that, for making supporting construction, its compressive property is good, and little big version under supporting construction is adopted, using multiple standards
Change the larger-size entirety of the crisscross overlap joint Formation cross-section of bamboo beam column part of small bore, reduce body of a bridge deadweight and material
Consumption, can bear larger bearing capacity, and preferably by the Stress Transfer suffered by girder to bridge pier can 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 simple and fast of cantilever glider bridge, and it is normal to meet cantilever glider bridge
Using the needs with durability.
Used as optimization, described each bridge pier includes two columns for being separately positioned on girder both sides and is erected at two standing
Crossbeam between post, described two column opposite side tops respectively have an installation step being recessed, the crossbeam
Two ends are fixedly mounted at the installation step, and the column and crossbeam are obtained by Recombined bamboo material.
So, bridge pier is obtained using Recombined bamboo material, low-carbon environment-friendly and low cost；Bridge pier is divided into into three parts respectively
Process and be transported to scene to be 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 and not fail, improve bridge
Intensity and bearing capacity.
As optimization, it is provided with the boundary line that the beam-end is formed after fitting with the column installation step surface
Cross section for L-shaped gusset, two sides of the gusset respectively with the beam-end surface and the column erecting bed
Rank surface is fitted and is bolted to connection, and between two verticals of the gusset energetically floor is arranged.
In such manner, it is possible to make two binding faces preferably connect, it is ensured that the reliability of two binding face connections, load is being born
When can preferably avoid between crossbeam and column occur relative position change, improve cantilever glider bridge stability.
Used as optimization, the column lower section is provided with the mounting seat by obtained in Reinforced Concrete Materials, the installation bottom
Seat forms the installation chamber of an opening upwards, institute for prismatoid of the bottom area more than topside area and the top in prismatoid
State column lower end and be fixedly installed to the installation within the chamber.
So, because column is obtained 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, mix when reinforcing bar is installed in column lower end
Obtained in solidifying soil prepared material during mounting seat, the lower end of mounting seat can be arranged on inside soil body, upper end is arranged on the soil body
Top, it is to avoid column is corroded by soil or water, extends the service life of column, while mounting seat is tied using prismatoid
Structure, upper end area is little, 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.
Used as optimization, the supporting construction includes the longitudinal bamboo beam column part arranged along girder length direction and connection bamboo beam column
Part, also includes the horizontal bamboo beam column part arranged along width of main beam direction, longitudinal bamboo beam column part, connection bamboo beam column part and laterally
Bamboo beam column part is the strip bar that cross section is rectangle, and the crossbeam top has been vertically arranged horizontally disposed multilamellar longitudinal direction bamboo beam
Rod member, per layer of longitudinal bamboo beam column part is constituted by many longitudinal bamboo beam column parts being uniformly arranged along width of main beam direction, and often
The length of the longitudinal bamboo beam column part of layer increases successively from lower to upper along girder length direction, described per layer longitudinal bamboo beam column part upper surface
It is provided with one layer and the horizontal bamboo beam column part for arranging, longitudinal bamboo beam column part and the horizontal bamboo is distributed along girder length direction
Beam column part is alternately overlapped successively from lower to upper, and arranges one layer along girder length side in undermost longitudinal bamboo beam column part lower surface
To the horizontal bamboo beam column part that distribution is arranged, the horizontal bamboo beam column part in each layer is vertically arranged in rows on vertical, horizontal per root
The end of bamboo beam column part and positioned at the part in space is formed between adjacent longitudinal bamboo beam column part vertically just to being provided with spiral shell
Keyhole, is fixedly connected the horizontal bamboo beam column part of each column using bolt hole described in vertically arranged bolt-through, the connection bamboo beam
Rod member upper surface is fitted with girder lower surface, it is described connection bamboo beam column part two ends lower surface respectively with positioned at the superiors level
The end upper surface overlap joint of two neighboring longitudinal bamboo beam column part, the longitudinal bamboo beam column part upper surface positioned at the superiors is 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 higher than the height of the horizontal bamboo beam column part in the vertical direction of the superiors, upper surface and the master of the support bamboo beam column part
The lower surface laminating of beam, just erects to being arranged at two of vertically-adjacent longitudinal bamboo beam column parts above bridge pier with the two are arranged on
Bearing is provided with the space formed to the horizontally adjacent horizontal bamboo beam column part of two between adjacent longitudinal bamboo beam column part to add
Strong cushion block, the bearing strengthens that cushion block is highly consistent with the horizontal bamboo beam column part and bearing strengthens the upper and lower surface difference of cushion block
Fit with the longitudinal bamboo beam column part surface under disposed thereon, girder two ends bottom is vertically provided with and is obtained by concrete material
Body of wall, the longitudinal bamboo beam column part positioned at girder two ends bottom is anchored on body of wall near one end of the body of wall.
So, girder is arranged on supporting construction top, enables to cantilever glider bridge and bears bigger load, increases cantilever beam
The stability of bridge, supporting construction using multiple standardization small bore bamboo beam column parts carry out it is crisscross overlap joint Formation cross-section size compared with
A big entirety, and longitudinally the length of 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, material-saving consumption 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 arranged 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 setting one layer above longitudinal bamboo beam column part of the superiors
Support bamboo beam column part, it is convenient to be located at fixing bolt above the horizontal bamboo beam column part of the superiors, while being also convenient for the installation of girder；It is located at
One end of longitudinal bamboo beam column part of girder two ends bottom is anchored in body of wall, and when girder bears load, girder will can bear
Load bridge pier and body of wall are delivered to by supporting construction, so can preferably transmit stress, it is to avoid the change of supporting construction
Shape fails, and extends the service life of supporting construction.
As optimization, connected by rubber support between the crossbeam and ground floor longitudinal direction bamboo beam column part, the connecting rod
Two ends lower surface and the end upper surface of the longitudinal bamboo beam column part below connecting rod between by rubber support connect, institute
State and connected by rubber support between girder two ends lower surface and the body of wall upper surface.
So, the separate part of any two is connected by rubber support, each part can be compensated and installed
Alignment error present in journey, reduces the impact that alignment error is caused to cantilever glider bridge as far as possible, 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 by installation of embedded parts on the body of wall, the built-in fitting
One end be anchored in the body of wall, the other end is fixedly connected with longitudinal bamboo beam Rod end, the built-in fitting include one
Individual horizontally set and the square tubular component of two ends insertion, also including pre-buried rod member, described square tubular component one end is provided with
Vertically arranged baffle plate, the opposite side of the baffle plate is 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 body of wall, the square tubular component inside is also distributed and is provided with two and is parallel to each other
And the installing plate of horizontally set, one end of the installing plate is fixedly connected on the baffle plate, and the one of longitudinal bamboo beam column part
End is provided with the installing hole coordinated with installing plate, and one end that longitudinal bamboo beam column part is provided with installing 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.
As such, it is possible to when to wall construction, directly one end of pre-buried rod member is anchored in body of wall, construction at the scene is filled
Timing, longitudinal bamboo beam column part one end is fixedly connected with square tubular component, finally again by this two parts welding of built-in fitting, can
Preferably to reduce difficulty of construction, efficiency of construction is improved, be provided with longitudinal bamboo beam column part one end and be connected with square tubular component
Installing hole, can cause that longitudinal bamboo beam column part installs is more firm, it is to avoid be directly installed on longitudinal bamboo beam column part one end
There is corrosion failure in body of wall, the service life of longitudinal bamboo beam column part can be extended.
Used as optimization, the girder includes above and in the panel of horizontally disposed rectangular plate-like, also includes being located at
The levelling bamboo beam that panel lower horizontal is longitudinally uniformly arranged, is located 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
The upper surface connection of upper surface and connecting rod, the two ends lower surface of the levelling bamboo beam is by rubber support and the body of wall
Upper surface connects.
So, on the support structure side arranges levelling bamboo beam, can be with the installation of convenient panel, it is ensured that the water of panel
It is flat, construction quality is improved, and also panel and leveling beam are obtained using Recombined bamboo material, environmental protection, and low cost can also be by face
After bamboo processing factory's completion of processing, site operation is directly assembled, easy construction for plate and leveling beam, saves the duration.
Used as optimization, the railing includes the vertically arranged montant of two row for being located at girder both sides of the edge, the montant
Lower end is fixedly connected with described by the bolt of horizontally set positioned at outermost levelling bamboo beam outside, also includes along girder length
Direction connects the horizontally disposed cross bar of two neighboring montant upper end, and the two ends of the cross bar rely on the bolt of horizontally set and erect
Bar upper end is fixedly connected.
So, montant lower end is fixedly mounted on the both sides of levelling bamboo beam, panel can be caused in two for being oppositely arranged
Between individual montant, it is ensured that panel does not occur relative change relative to the position of levelling bamboo beam, and on the other hand, railing adopts Recombined bamboo
Material is obtained, and environmental protection, low cost can be mounted directly cross bar and montant, convenient and quick construction with scene.
Modern times bamboo figure's row cantilever glider bridge of the invention has advantages below：（1）Component physical property is made full use of, list is overcome
Individual primary structure member build is larger, the shortcoming of processing or constructional difficulties, can either warrantor'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) people's row cantilever glider bridge each by Recombined bamboo material be obtained component processing can realize modularity,
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, reduces the construction period；(3) people's row cantilever glider bridge structure safety of this kind of structure, graceful succinct attractive in appearance, each component of moulding
Manufacturing specification can be easy to be designed and construct using standardized components, standardization modulus with varied；(4) bamboo is adopted
Material is used as main raw material(s), and its raw material sources is wide, and is Renewable resource, bamboo have fast growth, cycle is short of becoming a useful person,
The big advantage of yield, can meet needed for production and processing.
In sum, 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 obtaining
Cantilever glider bridge there is green, low-carbon (LC), environmental protection and economy.
Description of the drawings
Fig. 1 is a kind of structural representation of modern bamboo figure's row cantilever glider bridge of employing present configuration.
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 the structural representation in Fig. 1, at pier crossbeam and bridge pier installation step.
Fig. 6 is the structural representation of base in Fig. 1.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail.
When being embodied as：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 obtained using Recombined bamboo material, are also included by Recombined bamboo material system
The supporting construction for obtaining, the supporting construction is arranged between bridge pier 1 and girder and supporting construction cross section in the horizontal direction
Area gradually increases from bottom to top.
In the present invention, Recombined bamboo material is applied to into people's row cantilever glider bridge, with green, low-carbon (LC), environmental protection the characteristics of, especially
It is that, for making supporting construction, its compressive property is good, and little big version under supporting construction is adopted, using multiple standards
Change the larger-size entirety of the crisscross overlap joint Formation cross-section of bamboo beam column part of small bore, reduce body of a bridge deadweight and material
Consumption, can bear larger bearing capacity, and preferably by the Stress Transfer suffered by girder to bridge pier can 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 simple and fast of cantilever glider bridge, and it is normal to meet cantilever glider bridge
Using the needs with durability.
Wherein, described each bridge pier 1 includes two columns 11 for being separately positioned on girder both sides and is erected at two standing
Crossbeam 12 between post, the opposite side top of described two columns 11 respectively has an installation step being recessed, the horizontal stroke
The two ends of beam 12 are fixedly mounted at the installation step, and the column and crossbeam are obtained by Recombined bamboo material.
So, bridge pier is obtained using Recombined bamboo material, low-carbon environment-friendly and low cost；Bridge pier is divided into into three parts respectively
Process and be transported to scene to be 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 and not fail, improve bridge
Intensity and bearing capacity.When being embodied as certainly, the bridge pier can adopt the structure of integral type, also belong to this device
Enforceable scope.
Wherein, it is provided with the boundary line formed after the end of the crossbeam 12 is fitted with the installation step surface of the column 11
Cross section is the gusset 111 of L-shaped, and two sides of the gusset 111 are installed respectively with the end surface of crossbeam 12 and column 11
Ledge surface is fitted and is bolted to connection, and between two verticals of the gusset 111 energetically floor is arranged.
In such manner, it is possible to make two binding faces preferably connect, it is ensured that the reliability of two binding face connections, load is being born
When can preferably avoid between crossbeam and column occur relative position change, improve cantilever glider bridge stability.Certainly it is concrete real
Shi Shi, can also belong to enforceable scope of the invention directly by beam welding at the installation step of the column.
Wherein, the lower section of the column 11 is provided with mounting seat 9 by obtained in Reinforced Concrete Materials, the mounting seat
9 is 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
State the lower end of column 11 and be fixedly installed to the installation within the chamber.
So, because column is obtained using Recombined bamboo material, when directly column is arranged in the soil body, not only installation difficulty
And the easy corrosion failure of column, reduce cantilever glider bridge stability and service life, when column lower end be arranged on reinforcing bar
Obtained in 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, it is to avoid column is corroded by soil or water, extends the service life of column, while mounting seat is tied using prismatoid
Structure, upper end area is little, 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.When being embodied as certainly, the base could be arranged to arbitrary version, belong to this
Bright enforceable scope.
Wherein, the supporting construction includes the longitudinal bamboo beam column part 3 arranged along girder length direction and connection bamboo beam column part
5, also include the horizontal bamboo beam column part 4 arranged along width of main beam direction, longitudinal bamboo beam column part 3, connection bamboo beam column part 5 and horizontal stroke
The strip bar that cross section is rectangle is to bamboo beam column part 4, the top of the crossbeam 12 is vertically provided with multilamellar along width of main beam side
To the longitudinal bamboo beam column part 3 being uniformly arranged, per layer of longitudinal bamboo beam column part 3 increases successively from lower to upper along the length of girder length direction
Long, described per layer longitudinal upper surface of bamboo beam column part 3 is both provided with one layer and the horizontal bamboo beam column for arranging is distributed along girder length direction
Part 4, longitudinal bamboo beam column part 3 replaces successively from lower to upper overlap joint with the horizontal bamboo beam column part 4, and in undermost longitudinal direction
The lower surface of bamboo beam column part 3 arranges one layer and the horizontal bamboo beam column part 4 for arranging, the horizontal bamboo beam in each layer is distributed along girder length direction
Rod member 4 is vertically arranged in rows on vertical, the end of horizontal bamboo beam column part 4 per root and positioned at adjacent longitudinal bamboo beam column part
The part in space is formed between 3 vertically just to being provided with bolt hole, will using bolt hole described in vertically arranged bolt-through
The horizontal bamboo beam column part 4 of each column is fixedly connected, and the upper surface of connection bamboo beam column part 5 is fitted with girder lower surface, the connection bamboo
The two ends lower surface of beam column part 5 is taken respectively with the end upper surface of horizontally adjacent two longitudinal bamboo beam column parts 3 positioned at the superiors
Connect, be also distributed along girder length direction positioned at longitudinal upper surface of bamboo beam column part 3 of the superiors and be provided with one layer of cross section for rectangle
Support bamboo beam column part, the height of this layer of support bamboo beam column part in the vertical direction is higher than the horizontal bamboo beam column part 4 of the superiors perpendicular
Nogata height upwards, the upper surface of the support bamboo beam column part is fitted with the lower surface of the girder, just to being arranged at bridge pier
Top two of vertically-adjacent longitudinal bamboo beam column parts 3 and be arranged between the two of vertically-adjacent longitudinal bamboo beam column parts 3
Bearing being provided with the space of two horizontally adjacent horizontal bamboo beam column part 4 formation and strengthening 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 fitted, and girder two ends bottom is vertically provided with the body of wall by obtained in concrete material, described positioned at girder
Longitudinal bamboo beam column part 3 of two ends bottom is anchored on body of wall near one end of the body of wall.
So, girder is arranged on supporting construction top, enables to cantilever glider bridge and bears bigger load, increases cantilever beam
The stability of bridge, supporting construction using multiple standardization small bore bamboo beam column parts carry out it is crisscross overlap joint Formation cross-section size compared with
A big entirety, and longitudinally the length of 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, material-saving consumption 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 arranged 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 setting one layer above longitudinal bamboo beam column part of the superiors
Support bamboo beam column part, it is convenient to be located at fixing bolt above the horizontal bamboo beam column part of the superiors, while being also convenient for the installation of girder；It is located at
One end of longitudinal bamboo beam column part of girder two ends bottom is anchored in body of wall, and when girder bears load, girder will can bear
Load bridge pier and body of wall are delivered to by supporting construction, so can preferably transmit stress, it is to avoid the change of supporting construction
Shape fails, and extends the service life of supporting construction.
Wherein, connected by rubber support 2 between the crossbeam 12 and the longitudinal bamboo beam column part 3 of ground floor, the connecting rod 5
Two ends lower surface and connected by rubber support 2 between the end upper surface of longitudinal bamboo beam column part 3 of the lower section of connecting rod 5
Connect, connected by rubber support 2 between girder two ends lower surface and the body of wall upper surface.
So, the separate part of any two is connected by rubber support, each part can be compensated and installed
Alignment error present in journey, reduces the impact that alignment error is caused to cantilever glider bridge as far as possible, increases the stability of cantilever glider bridge
With use birthday noodle, while the connection being also convenient between all parts.When being embodied as certainly, the rubber support can be arranged
Strengthen cushion block for bearing, also belong to the enforceable scope of this device.
Wherein, the end of longitudinal bamboo beam column part 3 is installed on the body of wall by built-in fitting 10, the built-in fitting 10
One end be anchored in the body of wall, the other end is fixedly connected with longitudinal end of bamboo beam column part 3, and the built-in fitting 10 includes
One horizontally set and the square tubular component 101 of two ends insertion, also including 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 in square
Multiple pre-buried rod member 103 of shape array arrangement, the pre-buried rod member 103 is anchored in body of wall, the square tubular component 101
Internal also distribution be provided with two be parallel to each other and horizontally set installing plate, 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 installing hole coordinated with installing plate, and longitudinal bamboo beam column part 3 sets
It is equipped with one end of installing hole to be installed to inside the square tubular component 101, and using vertically arranged bolt by square tubular
Component 101 is fixedly connected with longitudinal bamboo beam column part 3.
As such, it is possible to when to wall construction, directly one end of pre-buried rod member is anchored in body of wall, construction at the scene is filled
Timing, longitudinal bamboo beam column part one end is fixedly connected with square tubular component, finally again by this two parts welding of built-in fitting, can
Preferably to reduce difficulty of construction, efficiency of construction is improved, be provided with longitudinal bamboo beam column part one end and be connected with square tubular component
Installing hole, can cause that longitudinal bamboo beam column part installs is more firm, it is to avoid be directly installed on longitudinal bamboo beam column part one end
There is corrosion failure in body of wall, the service life of longitudinal bamboo beam column part can be extended.When being embodied as certainly, the built-in fitting can
Using the built-in fitting of arbitrary structures form, to belong to the enforceable scope of this device.
Wherein, the girder includes panel 62 above and in horizontally disposed rectangular plate-like, also includes being located at face
The levelling bamboo beam 61 that the lower horizontal of plate 62 is longitudinally uniformly arranged, 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
Connect to the upper surface of the upper surface of bamboo beam column part 4 and connecting rod 5, the two ends lower surface of the levelling bamboo beam 61 is by rubber
Seat 2 is connected with the upper surface of the body of wall.
So, on the support structure side arranges levelling bamboo beam, can be with the installation of convenient panel, it is ensured that the water of panel
It is flat, construction quality is improved, and also panel and leveling beam are obtained using Recombined bamboo material, environmental protection, and low cost can also be by face
After bamboo processing factory's completion of processing, site operation is directly assembled, easy construction for plate and leveling beam, saves the duration.Certainly have
When body is implemented, the girder could be arranged to multiple structure, set up multiple levelling bamboo beams, may also be and for levelling bamboo beam to be set to face
The version of plate, belongs to enforceable scope of the invention.
Wherein, the railing includes the vertically arranged montant 71 of two row for being located at girder both sides of the edge, the montant 71
Lower end is fixedly connected with described by the bolt of horizontally set positioned at the outside of outermost levelling bamboo beam 61, also includes long along girder
Degree direction connects the horizontally disposed cross bar 72 of the two neighboring upper end of montant 71, and the two ends of the cross bar 72 are by horizontally set
Bolt is fixedly connected with the upper end of montant 71.
So, montant lower end is fixedly mounted on the both sides of levelling bamboo beam, panel can be caused in two for being oppositely arranged
Between individual montant, it is ensured that panel does not occur relative change relative to the position of levelling bamboo beam, and on the other hand, railing adopts Recombined bamboo
Material is obtained, and environmental protection, low cost can be mounted directly cross bar and montant, convenient and quick construction with scene.When being embodied as certainly,
Mounting cylinder can be set on the panel, montant lower end is fixed in mounting cylinder, also belong to enforceable scope of the invention.
Modern times bamboo figure's row cantilever glider bridge of the invention has advantages below：（1）Component physical property is made full use of, list is overcome
Individual primary structure member build is larger, the shortcoming of processing or constructional difficulties, can either warrantor'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) people's row cantilever glider bridge each by Recombined bamboo material be obtained component processing can realize modularity,
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, reduces the construction period；(3) people's row cantilever glider bridge structure safety of this kind of structure, graceful succinct attractive in appearance, each component of moulding
Manufacturing specification can be easy to be designed and construct using standardized components, standardization modulus with varied；(4) bamboo is adopted
Material is used as main raw material(s), and its raw material sources is wide, and is Renewable resource, bamboo have fast growth, cycle is short of becoming a useful person,
The big advantage of yield, can meet needed for production and processing.
Above-mentioned modern bamboo figure's row cantilever glider bridge, can be obtained using following construction procedure：A, in bamboo matter processing factory according to figure
Paper 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 is propped up in advance
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 for installing is dismantled and each component is transported to into scene；B, determine bridge pier 1 position in erecting bed in advance, and cast-in-place
Mounting seat 9 is formed, the column 11 for machining lifting is positioned in mounting seat 9, with plain concrete reserved peace is tamped
Dress gap, with vertical columns 11, and determines at the scene erection of main beam position in advance, shows in the two ends bottom of erection of main beam position
Pour to form the body of wall by obtained in concrete material, when body of wall is poured, one end of built-in fitting 10 is cast in body of wall；C, hang
Dress crossbeam 12 is positioned to column 11 and installs gusset 111 and is fixedly connected crossbeam with column 11；D, take around body of a bridge main body
If full framing, start the body of a bridge by full framing and install；E, first with full framing, install in the top of crossbeam 12 and support knot
Structure, and the longitudinal bamboo beam column part 3 below girder is anchored in body of wall near one end of body of wall by built-in fitting 10, then
According to the position that processing factory punches in advance, it is corresponding in turn at the punching of horizontal bamboo beam column part 3 through vertically arranged bolt, reaches
By bolt anchoring after estimating position；After f, structure installation to be supported, complete the installation of girder and railing and be connected；G, weight
One layer of waterproof paint of outer surface brushing of component made by group bamboo wood material, then dismantles full hall frame, completes to install.
So, construction have simple and fast, it is reliable and secure the characteristics of, while obtain people's row cantilever glider bridge there is stability
Well, the advantages of good bearing capacity, life-span length.
Claims (9)
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 is arranged on
The railing of girder both sides, it is characterised in that the girder and railing are obtained using Recombined bamboo material, are also included by Recombined bamboo
Supporting construction obtained in material, the supporting construction is arranged between bridge pier and girder and supporting construction horizontal stroke in the horizontal direction
Area of section gradually increases from bottom to top.
2. the modern bamboo figure's row cantilever glider bridge as described in claim 1, it is characterised in that described each bridge pier includes two points
The crossbeam for not being arranged on the column of girder both sides and being erected between two columns, described two column opposite side tops are each
With an installation step being recessed, the two ends of the crossbeam are fixedly mounted at the installation step, the column and
Crossbeam is obtained by Recombined bamboo material.
3. the modern bamboo figure's row cantilever glider bridge as described in claim 2, it is characterised in that the beam-end and the column
The gusset that cross section is L-shaped, two sides point of the gusset are installed at the boundary line formed after the laminating of installation step surface
Do not fit and be bolted to connection with the beam-end surface and the column installation step surface, the gusset
Energetically floor is set between two verticals.
4. the modern bamboo figure's row cantilever glider bridge as described in claim 2, it is characterised in that the column lower section is provided with by steel
Mounting seat obtained in reinforced concrete material, the mounting seat is bottom area more than the prismatoid of topside area and trapezoidal
The installation chamber of one opening upwards is formed at the top of body, and the column lower end is fixedly installed to the installation within the chamber.
5. modern times bamboo figure's row cantilever glider bridge as claimed in claim 2, it is characterised in that the supporting construction includes long along girder
Longitudinal bamboo beam column part and connection bamboo beam column part that degree direction is arranged, also include the horizontal bamboo beam column arranged along width of main beam direction
Part, longitudinal bamboo beam column part, connection bamboo beam column part and horizontal bamboo beam column part are the strip bar that cross section is rectangle, the horizontal stroke
Beam top has been vertically arranged horizontally disposed multilamellar longitudinal direction bamboo beam column part, and per layer of longitudinal bamboo beam column part is by along width of main beam direction
Be uniformly arranged many longitudinal bamboo beam column parts are constituted, and the length of per layer of longitudinal bamboo beam column part along girder length direction from it is lower toward
On increase successively, per layer of longitudinal bamboo beam column part upper surface is provided with one layer and arrange horizontal is distributed along girder length direction
Bamboo beam column part, longitudinal bamboo beam column part replaces successively from lower to upper overlap joint with the horizontal bamboo beam column part, and undermost
Longitudinal bamboo beam column part lower surface arranges one layer and the horizontal bamboo beam column part for arranging, the horizontal bamboo in each layer is distributed along girder length direction
Beam column part is vertically arranged in rows on vertical, the end of horizontal bamboo beam column part per root and positioned at adjacent longitudinal bamboo beam column part
Between form the part in space vertically just to being provided with bolt hole, will be every using bolt hole described in vertically arranged bolt-through
Arrange horizontal bamboo beam column part to be fixedly connected, the connection bamboo beam column part upper surface is fitted with girder lower surface, the connection bamboo beam column
The two ends lower surface of part is overlapped respectively with the end upper surface of horizontally adjacent two longitudinal bamboo beam column parts positioned at the superiors, is located at
Longitudinal bamboo beam column part upper surface of the superiors is also distributed the support bamboo for being provided with that one layer of cross section is rectangle along girder length direction
Beam column part, the height of this layer of support bamboo beam column part in the vertical direction is higher than the horizontal bamboo beam column part in the vertical direction of the superiors
Highly, the upper surface of the support bamboo beam column part is fitted with the lower surface of the girder, just to be arranged above bridge pier two
Of vertically-adjacent longitudinal bamboo beam column part and be arranged between the two of vertically-adjacent longitudinal bamboo beam column parts two are horizontally adjacent
The space that formed of horizontal bamboo beam column part in be provided with bearing and strengthen cushion block, the bearing strengthens cushion block and the horizontal bamboo beam column
Part is 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 fit, it is described
Girder two ends bottom is vertically provided with the body of wall by obtained in concrete material, the longitudinal bamboo beam column positioned at girder two ends bottom
Part is anchored on body of wall near one end of the body of wall.
6. modern times bamboo figure's row cantilever glider bridge as claimed in claim 5, it is characterised in that the crossbeam and ground floor longitudinal direction bamboo beam
By rubber support connection, the two ends lower surface of the connecting rod and the longitudinal bamboo beam column part being located at below connecting rod between rod member
End upper surface between by rubber support connect, between girder two ends lower surface and the body of wall upper surface pass through rubber
Glue bearing connects.
7. the modern bamboo figure's row cantilever glider bridge as described in claim 5, it is characterised in that the end of longitudinal bamboo beam column part
By the way that on installation of embedded parts to the body of wall, one end of the built-in fitting is anchored in the body of wall, the other end and the longitudinal direction
Bamboo beam Rod end is fixedly connected, and the built-in fitting includes the square tubular component of a horizontally set and two ends insertion, also wraps
Include pre-buried rod member, described square tubular component one end is provided with vertically arranged baffle plate, the opposite side of the baffle plate is provided with vertical
It is straight in baffle surface and rectangular array arrangement multiple pre-buried rod members, the pre-buried rod member anchored in body of wall, the side
Inside shape cylindrical member also distribution be provided with two be parallel to each other and horizontally set installing plate, 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 installing hole coordinated with installing plate, longitudinal bamboo
Beam column part is provided with one end of installing hole and 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.
8. modern times bamboo figure's row cantilever glider bridge as claimed in claim 5, it is characterised in that the girder includes above and is in
The panel of horizontally disposed rectangular plate-like, also includes being located at the levelling bamboo beam that panel lower horizontal is longitudinally uniformly arranged, 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 described positioned at the horizontal bamboo beam column part upper surface of the superiors and the upper surface of connecting rod, the levelling bamboo beam
Two ends lower surface be connected with the upper surface of the body of wall by rubber support.
9. the modern bamboo figure's row cantilever glider bridge as described in claim 8, it is characterised in that the railing includes being located at girder two
The two vertically arranged montants of row of lateral edges, the lower end of the montant is by the bolt of horizontally set with described positioned at outermost
Levelling bamboo beam outside is fixedly connected, and also includes connecting the horizontally disposed horizontal stroke of two neighboring montant upper end along girder length direction
Bar, the two ends of the cross bar are fixedly connected by the bolt of horizontally set with montant upper end.
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| CN201710014780.9A CN106638255B (en) | 2017-01-10 | 2017-01-10 | A kind of modern bamboo figure's row cantilever glider bridge |
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| CN201710014780.9A CN106638255B (en) | 2017-01-10 | 2017-01-10 | A kind of modern bamboo figure's row cantilever glider bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| DE20216198U1 (en) * | 2002-10-22 | 2003-01-16 | Hombach Ferdi | 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 |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20216198U1 (en) * | 2002-10-22 | 2003-01-16 | Hombach Ferdi | 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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| 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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| CN106638255B (en) | 2018-03-09 |
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