CN106351122A - Steel structure suspension cable decoration foot bridge construction method - Google Patents
Steel structure suspension cable decoration foot bridge construction method Download PDFInfo
- Publication number
- CN106351122A CN106351122A CN201610762895.1A CN201610762895A CN106351122A CN 106351122 A CN106351122 A CN 106351122A CN 201610762895 A CN201610762895 A CN 201610762895A CN 106351122 A CN106351122 A CN 106351122A
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- China
- Prior art keywords
- connecting plate
- hanging stick
- main arch
- bridge
- bridge floor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/02—Suspension bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a steel structure suspension cable decoration foot bridge construction method, and relates to the technical field of bridge construction. The construction method includes the steps: sequentially mounting suspension cable beams, suspension rods and a main arch to form a bridge body; determining mounting positions for mounting connecting plates on the main arch and the suspension rods; mounting the connecting plates at the connecting plate mounting positions of the main arch and the suspension rods. By the method, the technical problem of inaccuracy of positions of connecting plates during construction in the prior art is solved.
Description
Technical field
The present invention relates to the technical field of bridge construction, especially relate to the construction that foot bridge decorated by a kind of steel construction suspension cable
Method.
Background technology
In modern architecture, the embodiment that foot bridge is modern science and technology and advanced production level decorated by steel construction suspension cable, it
It is the structures being coupled together by steel tension member, steel load-bearing arch and concrete bridge deck three, be used for meeting architectural image
And the requirement using function.
Steel construction decoration suspension cable foot bridge span has tens meters long, also has hundreds of rice long, suspension cable decorated by existing steel construction
The way of the connection plate weld of foot bridge is that the point position first being provided by design is welded, and will tie after plate positioning to be connected again
Structure integral hoisting, but the welding of large-span arch structure, all can there is inevitable error in the lifting of arch, lead to connecting plate to deviate
Predetermined point position, impact structure stress and overall appearance.
Therefore, problem of the prior art is the not accurate enough technical problem in position of connecting plate during construction.
Content of the invention
It is an object of the invention to provide the construction method of foot bridge decorated by a kind of steel construction suspension cable, to alleviate prior art
Present in when constructing connecting plate the not accurate enough technical problem in position.
The construction method of foot bridge decorated by a kind of steel construction suspension cable that the present invention provides, comprising:
Cantilever beams, hanging stick, main arch are installed successively, to form the main body of bridge;
Determine and be used on main arch and hanging stick the installation site of connecting plate is installed;
Connecting plate is installed on each connecting plate installation site on main arch and hanging stick.
Further, the installation steps of cantilever beams are:
Cantilever beams are layed in the both sides of bridge floor, are parallel to each other between each cantilever beams of every side, every side
Cantilever beams between constitute plane parallel with bridge floor;
One end of cantilever beams is welded on the two side of bridge floor.
Further, the installation steps of each hanging stick are:
The split part of hanging stick is first assembled into hanging stick on ground overall;
The assembled hanging stick terminating is lifted in cantilever beams, the two ends of hanging stick pre-fix the two ends in bridge floor respectively, hangs
The main body of bar is pre-fixed away from one end of bridge floor with the cantilever beams setting gradually;
Whether the plane that the hanging stick of detection bridge floor both sides is constituted is parallel with bridge floor;
When the plane that the hanging stick of bridge floor both sides is constituted is parallel with bridge floor, by the two ends of hanging stick and bridge floor, cantilever beams
The one end away from bridge floor be welded and fixed.
Further, the installation steps of main arch are:
Main arch is completed in installation on ground;
Main arch is sling, adjustment determines the installation site of main arch;
The two ends of main arch and bridge floor are pre-fixed;
Whether the angle between the vertical projecting line of detection main arch and road design center line meets design requirement;
If the angle between the vertical projecting line of main arch and road design center line meets design requirement, by main arch and bridge floor
It is welded and fixed.
Further, hanging stick is provided with multiple lower connecting plates, main arch is provided with one-to-one with lower connecting plate
Connecting plate, the installation steps of every a pair mutually corresponding connecting plate are:
Requirement according to design determines first time connection on the one end being located at hanging stick by three-dimensional coordinate system
The position of plate;
By three-dimensional coordinate system, the direction of the first lower connecting plate is determined;
First lower connecting plate is pre-fixed on hanging stick;
Determine by three-dimensional coordinate system to be located on main arch and connect with the first lower connecting plate corresponding first on hanging stick
The position of fishplate bar;
The direction of the first upper junction plate is adjusted in opposite direction with the first connecting plate;
First upper junction plate is pre-fixed on main arch;
Then pass through line connection the first lower connecting plate in kind and the first upper junction plate is simulated two connecting plates and passed through drag-line
State after connection;
After the first pair of connecting plate is installed and met the requirements, determine second successively to connecting plate according to above-mentioned step ... n-th
To connection Board position.
Further, after the position of plate to be connected all meets the requirements through line in kind detection, connecting plate is welded and fixed;
Line in kind is changed into cable wire.
Further, on hanging stick, often the distance between adjacent connecting plate is identical.
Further, on main arch, often the distance between adjacent connecting plate is identical.
Further, the thickness positioned at the connecting plate on main arch is more than the thickness of the connecting plate on hanging stick.
Further, connecting plate and cable wire latch connect.
The present invention provide steel construction suspension cable decorate foot bridge construction method, first by main arch, cantilever beams, hanging stick peace
Dress, forms the main body of bridge, is then attached the installation of plate again according to the design of construction, and the lifting due to main arch all can
There is inevitable error, lead to connecting plate to deviate predetermined point position, and be to carry out after the lifting of main arch terminates in the present invention
Connecting plate installation, it is to avoid the impact that the dislocation of main arch is installed for connecting plate, alleviate the position of connecting plate during construction
Not accurate enough technical problem.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the top view that foot bridge decorated by steel construction suspension cable provided in an embodiment of the present invention;
Fig. 2 is the structural representation that foot bridge upper junction plate decorated by steel construction suspension cable provided in an embodiment of the present invention;
Fig. 3 is the sectional drawing that cable wire on foot bridge decorated by steel construction suspension cable provided in an embodiment of the present invention.
Reference:
100- cantilever beams;200- hanging stick;300- main arch;
400- connecting plate;500- cable wire;600- road axis;
410- lower connecting plate;420- upper junction plate;510- pitches ear;
520- latch;530- regulating sleeve.
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described with the enforcement it is clear that described
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or is integrally connected;Can
To be to be mechanically connected or electrical connection;Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The central idea of the present invention is the construction method providing a kind of steel construction suspension cable to decorate foot bridge, is mainly used in bridge
The technical field of beam construction, after first being installed by the main body of bridge, fixed connecting plate again on main arch and hanging stick, alleviate existing
The not accurate enough technical problem in the position of connecting plate when having construction in technology.
The present embodiment provides a kind of steel construction suspension cable to decorate the construction method of foot bridge, and step includes:
S100, cantilever beams 100, hanging stick 200, main arch 300 is installed successively, to form the main body of bridge;
S200, determines and is used on main arch 300 and hanging stick 200 installing the installation site of connecting plate 400;
S300, installs connecting plate 400 in each connecting plate 400 installation site on main arch 200 and hanging stick 200.
The construction method of foot bridge decorated by steel construction suspension cable provided in an embodiment of the present invention, first by main arch 300, cantilever beams
100th, the installation of hanging stick 200, forms the main body of bridge, is then attached the installation of plate 400 again according to the design of construction,
All can there is inevitable error in the lifting due to main arch 300, lead to connecting plate 400 to deviate predetermined point position, and in the present invention
It is the installation of the connecting plate 400 carrying out after the lifting of main arch 300 terminates, it is to avoid the dislocation of main arch 300 is for connecting plate 400
The impact installed, alleviates the not accurate enough technical problem in the position of connecting plate 400 during construction.
In specific practice, installation steps s110 of cantilever beams 100 are:
S111, cantilever beams 100 is layed in the both sides of bridge floor, between each cantilever beams 100 of every side mutually
Parallel, the plane constituting between the cantilever beams 100 of every side is parallel with bridge floor;
S112, one end of cantilever beams 100 is welded on the two side of bridge floor.
In the above-described embodiment, cantilever beams 100 are t shape, and the t head of t shape is connected with bridge floor, the t tail of each t shape it
Between be set parallel to each other.
When above-mentioned cantilever beams 100 are installed, plane and bridge floor due to constituting between the cantilever beams 100 of every side are put down
OK, provide plane base for the installation of follow-up cross bar 200, increased the accuracy of subsequent installation.
In specific practice, installation steps s120 of each hanging stick 200 are:
S121, the split part of hanging stick 200 is first assembled into hanging stick on ground overall;
S122, the assembled hanging stick 200 terminating is lifted in cantilever beams 100, the two ends of hanging stick 200 pre-fix respectively
The two ends of bridge floor, the main body of hanging stick 200 is pre-fixed with the one end away from bridge floor of the cantilever beams 100 setting gradually;
S123, whether the plane that the hanging stick 200 of detection bridge floor both sides is constituted is parallel with bridge floor;
S124, when the plane that the hanging stick of bridge floor both sides is constituted is parallel with bridge floor, by the two ends of hanging stick 200 and bridge floor,
One end away from bridge floor of cantilever beams 100 is welded and fixed.
When cantilever beams 100 are t shape, hanging stick 200 is connected with the tail end of t shape.
When above-mentioned hanging stick 200 is installed, when the plane that the hanging stick of bridge floor both sides is constituted is parallel with bridge floor, then pacify follow-up
During load fishplate bar, three-dimensional localization is more accurate, and more steady after main arch lifting.
S125, above-mentioned hanging stick 200 lifting during, need to carry out three-dimensional localization it is ensured that height and position and design
Scheme is coincide.
After lifting terminates, the plane that the hanging stick 200 of bridge floor both sides is constituted should be parallel with bridge floor.
In specific practice, installation steps s130 of main arch 300 are:
S131, main arch 300 is completed in installation on ground;
S132, main arch 300 is sling, and adjustment determines the installation site of main arch 300;
S133, the two ends of main arch 300 and bridge floor are pre-fixed;
S134, whether the angle between the vertical projecting line of detection main arch 300 and road design center line 600 meets design will
Ask;
S135, if the angle between the vertical projecting line of main arch 300 and road design center line 600 meets design requirement,
Main arch 300 and bridge floor are welded and fixed.
S136, above-mentioned main arch 300 lifting during, need to carry out three-dimensional localization it is ensured that height and position and design
Scheme is coincide.
After lifting terminates, the vertical projecting line of main arch 300 needs to become 10 degree 8 points of angle with road axis 600.
Determine the vertical projecting line of main arch 300 and road axis 600 becomes 10 degree 8 points of the effect of angle to be to ensure that main arch
Center of gravity be located on road axis, do not occur both sides skew and cause main arch 300 installation unstable.
In specific practice, as shown in Fig. 2 multiple lower connecting plates 410 are provided with hanging stick 200, main arch 300 is arranged
There are the one-to-one upper junction plate 420 with lower connecting plate 410, installation steps s210 of every a pair mutually corresponding connecting plate 400
For:
S211, the requirement according to design determines on the one end being located at hanging stick 200 the by three-dimensional coordinate system
The position of one lower connecting plate;
The direction of the first lower connecting plate is determined by s212 by three-dimensional coordinate system;
S213, the first lower connecting plate is pre-fixed on hanging stick;
S214, is determined corresponding with the first lower connecting plate on hanging stick 200 on main arch 300 by three-dimensional coordinate system
The first upper junction plate position;
S215, the direction of the first upper junction plate is adjusted in opposite direction with the first connecting plate;
S216, the first upper junction plate is pre-fixed on main arch;
S217, then passes through line connection the first lower connecting plate in kind and the first upper junction plate is simulated two connecting plates and passed through
State after cable wire connection;
S218, after first pair of connecting plate is installed and met the requirements, determines second to connection successively according to above-mentioned step
Plate ... n-th is to connection Board position.
On hanging stick 200, the distance between often adjacent connecting plate 400 is identical.
On main arch 300, the distance between often adjacent connecting plate 400 is identical.
Above-mentioned determination connects the method for Board position it is achieved that first determining position, then line in kind detects that the position of connecting plate is true
Whether determine accurately it is achieved that connecting the more accurate of Board position determination.
In specific practice, after the position of plate 400 to be connected all meets the requirements through line in kind detection, operating procedure s310
For:
S311, connecting plate 400 is welded and fixed;
S312, line in kind is changed into cable wire 500.
In the above-described embodiment, the thickness positioned at the connecting plate 400 on main arch 300 is more than the company on hanging stick 200
The thickness of fishplate bar 400.
As shown in figure 3, the two ends of cable wire 500 are respectively provided with fork ear 510, connecting plate 400 is inserted in fork ear 510, connecting plate 400
Connected by latch 520 with cable wire 510.
Regulating sleeve 530 is also set up on cable wire 500, for adjusting the length of cable wire, prevents main arch 300 from tilting.
Finally it is noted that various embodiments above, only in order to technical scheme to be described, is not intended to limit;To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that: its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent;And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of steel construction suspension cable decorates the construction method of foot bridge it is characterised in that including:
Cantilever beams, hanging stick, main arch are installed successively, to form the main body of bridge;
Determine and be used on main arch and hanging stick the installation site of connecting plate is installed;
Connecting plate is installed on each connecting plate installation site on main arch and hanging stick.
2. steel construction suspension cable according to claim 1 decorates the construction method of foot bridge it is characterised in that described cantilever is horizontal
The installation steps of beam are:
Cantilever beams are layed in the both sides of bridge floor, are parallel to each other between each cantilever beams of every side, every side outstanding
The plane constituting between arm crossbeam is parallel with bridge floor;
One end of cantilever beams is welded on the two side of bridge floor.
3. steel construction suspension cable according to claim 1 decorates the construction method of foot bridge it is characterised in that described in each
The installation steps of hanging stick are:
The split part of hanging stick is first assembled into hanging stick on ground overall;
The assembled hanging stick terminating is lifted in cantilever beams, the two ends of hanging stick pre-fix the two ends in bridge floor respectively, hanging stick
Main body is pre-fixed away from one end of bridge floor with the cantilever beams setting gradually;
Whether the plane that the hanging stick of detection bridge floor both sides is constituted is parallel with bridge floor;
When the plane that the hanging stick of bridge floor both sides is constituted is parallel with bridge floor, by the two ends of hanging stick and bridge floor, cantilever beams remote
One end from bridge floor is welded and fixed.
4. steel construction suspension cable according to claim 1 decorates the construction method of foot bridge it is characterised in that described main arch
Installation steps are:
Main arch is completed in installation on ground;
Main arch is sling, adjustment determines the installation site of main arch;
The two ends of main arch and bridge floor are pre-fixed;
Whether the angle between the vertical projecting line of detection main arch and road design center line meets design requirement;
If the angle between the vertical projecting line of main arch and road design center line meets design requirement, main arch is welded with bridge floor
Fixing.
5. steel construction suspension cable according to claim 1 decorates the construction method of foot bridge it is characterised in that on described hanging stick
It is provided with multiple lower connecting plates, described main arch is provided with the one-to-one upper junction plate with described lower connecting plate, every a pair of phase
Mutually the installation steps of corresponding connecting plate are:
Requirement according to design determines the first lower connecting plate being located on one end of hanging stick by three-dimensional coordinate system
Position;
By three-dimensional coordinate system, the direction of the first lower connecting plate is determined;
First lower connecting plate is pre-fixed on hanging stick;
Determine by three-dimensional coordinate system to be located on main arch and connect with the first lower connecting plate corresponding first on described hanging stick
The position of fishplate bar;
The direction of the first upper junction plate is adjusted in opposite direction with the first connecting plate;
First upper junction plate is pre-fixed on main arch;
Then pass through line connection the first lower connecting plate in kind and the first upper junction plate is simulated two connecting plates and connected by drag-line
State afterwards;
After the first pair of connecting plate is installed and met the requirements, determine second successively to connecting plate according to above-mentioned step ... n-th to even
Fishplate bar position.
6. steel construction suspension cable according to claim 5 decorates the construction method of foot bridge it is characterised in that plate to be connected
After position all meets the requirements through line in kind detection, connecting plate is welded and fixed;
Line in kind is changed into cable wire.
7. steel construction suspension cable according to claim 6 decorates the construction method of foot bridge it is characterised in that on hanging stick,
Often the distance between adjacent connecting plate is identical.
8. steel construction suspension cable according to claim 6 decorates the construction method of foot bridge it is characterised in that on main arch,
Often the distance between adjacent connecting plate is identical.
9. steel construction suspension cable according to claim 8 decorates the construction method of foot bridge it is characterised in that being located at described master
The thickness of the connecting plate on arch is more than the thickness of the connecting plate on described hanging stick.
10. steel construction suspension cable according to claim 9 decorates the construction method of foot bridge it is characterised in that described connection
Plate and described cable wire latch connect.
Priority Applications (1)
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CN201610762895.1A CN106351122A (en) | 2016-08-29 | 2016-08-29 | Steel structure suspension cable decoration foot bridge construction method |
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CN201610762895.1A CN106351122A (en) | 2016-08-29 | 2016-08-29 | Steel structure suspension cable decoration foot bridge construction method |
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CN201610762895.1A Pending CN106351122A (en) | 2016-08-29 | 2016-08-29 | Steel structure suspension cable decoration foot bridge construction method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110656569A (en) * | 2019-09-04 | 2020-01-07 | 重庆交通大学 | Ring jib and welded hollow ball node stiffening beam glass suspension bridge |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110656569A (en) * | 2019-09-04 | 2020-01-07 | 重庆交通大学 | Ring jib and welded hollow ball node stiffening beam glass suspension bridge |
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