CN108330837A - Set up the construction method of girder steel - Google Patents
Set up the construction method of girder steel Download PDFInfo
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- CN108330837A CN108330837A CN201810112644.8A CN201810112644A CN108330837A CN 108330837 A CN108330837 A CN 108330837A CN 201810112644 A CN201810112644 A CN 201810112644A CN 108330837 A CN108330837 A CN 108330837A
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- Prior art keywords
- floating body
- girder steel
- holder
- setting
- construction method
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention provides a kind of construction methods setting up girder steel,Belong to technical field of bridge construction,With at floating body transportation by driving to temporary rest pier after holder assembly,Water filling makes floating body sink in floating body,Holder is fallen on temporary rest pier,Withdraw from floating body,Then girder steel is installed on holder,After steel girder erection,It is lifted girder steel with support device,It is detached with holder,Floating body is dragged under holder,Extraction water makes floating body float,It holds up holder and is detached from temporary rest pier,And at transportation by driving holder to next steel bridge construction,The construction method provided by the invention for setting up girder steel,Floating body can simple and fast realization rise and fall action,Holder is transported into interim bridge pier by floating body,Holder is moved to another operating point with floating body after erection girder steel,Holder is set to be continuing with,This mode simplifies the course of work for setting up girder steel,Improve the stability for setting up girder steel.
Description
Technical field
The invention belongs to technical field of bridge construction, are to be related to a kind of construction method setting up girder steel more specifically.
Background technology
Steel bridge is because its rigidity is big, the construction period is short, is easy to be built extensively due to repairing the features such as, and erection girder steel is normal in water
With method has dilatory method to set a roof beam in place, raft support method is set a roof beam in place, Floating Method is set a roof beam in place.Wherein, it is longer to draw method construction period；Man Tangzhi
Frame assembly girder steel needs that temporary rest pier is arranged between spanning, such as squeezes into multirow steel tubes stake, and need to repeatedly beat and pull out steel-pipe pile and dismounting
Holder, falsework are costly；Floating Method, which is set a roof beam in place, to be needed girder steel lifting certain altitude, and stability can not ensure.
Invention content
The purpose of the present invention is to provide a kind of construction methods setting up girder steel, are applied with solving erection girder steel in the prior art
The technical problem that work is cumbersome, stability is poor.
To achieve the above object, the technical solution adopted by the present invention is：A kind of construction method setting up girder steel is provided, including
Four bridge piers are set needing to set up at girder steel, temporary rest pier, each temporary rest pier are respectively set on the inside of each bridge pier
On be equipped with bearing beam, the temporary rest pier stretches out the water surface；
Floating body is assembled into using buoyancy tank, the assembling support on the floating body passes through the assembled good holder described floating
Body transportation by driving is between the temporary rest pier；
The holder is connect with the bearing beam, the water filling into the buoyancy tank, the floating body sinks, and the holder is made to fall
On the bearing beam；
After the floating body is detached with the holder, the floating body is removed, is placed on the holder and the bridge pier more
A temporary support, the upper end surface of each temporary support is in same plane；
The girder steel is supported on the temporary support；
The girder steel is propped by support device, removes the temporary support, and the floating body is moved to the branch
Below frame；
Remove the connection between the holder and the bearing beam, extract the water in the buoyancy tank out, make the floating body float to
Hold up the holder；
The floating body and the holder are removed to subsequent work point, permanent bearing is installed on the bridge pier, makes the steel
Beam is fixedly connected with the bridge pier, and removes the support device.
Further, the holder is connect with the bearing beam, the water filling into the buoyancy tank, the floating body sinks, and makes institute
It states during holder falls on the bearing beam, into the buoyancy tank, water filling is by the way of symmetrical flooding.
Further, the connection between the holder and the bearing beam is removed, extracts the water in the buoyancy tank out, is made described floating
Body floats to holding up in the holder, extracts the water in the buoyancy tank out by the way of symmetrically drawing water.
Further, the floating body is equipped with multiple symmetrically placed water pumps.
Further, after the floating body is detached with the holder, after the floating body is removed, using the floating body as institute
The pre-splicing field of girder steel is stated, crane barge waterborne one assembled first and crane barge waterborne two, the crane barge one waterborne lift the list of the girder steel
A rod piece, the crane barge two waterborne lifts pre-splicing good rod piece group, and is hung on the holder.
Further, the support device includes more jack, and each jack is symmetrically mounted on the girder steel
Lower section jacks up the girder steel, and the girder steel is made to be detached from the temporary support.
Further, the support device further includes the control module with each jack connection.
Further, the floating body is equipped with fills for measuring the positioning of the floating body and the temporary rest pier position relationship
It sets.
Further, the safety net of the girder steel being surrounded by for protecting worker safety.
Further, the floating body is equipped with multiple for transporting returning for the defective work generated during the erection girder steel
Receive case.
The advantageous effect of the construction method provided by the invention for setting up girder steel is：Compared with prior art, frame of the present invention
If the construction method of girder steel, floating body can simple and fast realization rise and fall action, by using floating body by holder transportation by driving to bearing beam
On, and use the water filling into floating body that floating body is made to sink, while by extracting the water in floating body out, so that floating body is increased, and holder is moved
Going out to another operating point allows holder to be continuing with, and this mode simplifies the course of work for setting up girder steel, improves work
Stability.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is to indulge bridge direction view after the first step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed；
Fig. 2 is to indulge bridge direction view after the second step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed；
Fig. 3 is to indulge bridge direction view after the third step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed；
Fig. 4 is to indulge bridge direction view after the 4th step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed；
Fig. 5 is to indulge bridge direction view after the 5th step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed；
Fig. 6 is to indulge bridge direction view after the 6th step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed；
Fig. 7 is to indulge bridge direction view after the 7th step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed；
Fig. 8 is to indulge bridge direction view after the 8th step of the construction method provided in an embodiment of the present invention for setting up girder steel is constructed.
Wherein, each reference numeral in figure：
1- bridge piers；2- temporary rest piers；3- bearing beams；4- holders；5- floating bodies；6- temporary supports；7- girder steels；8- jack；9-
Permanent bearing.
Specific implementation mode
In order to make technical problems, technical solutions and advantages to be solved be more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 8, now the construction method provided by the invention for setting up girder steel is illustrated.A kind of frame
If the construction method of girder steel, four bridge piers 1 are set needing to set up at girder steel 7, temporary rest pier is respectively set in 1 inside of each bridge pier
2, bearing beam 3 is placed on temporary rest pier 2, temporary rest pier 2 stretches out the water surface；
Floating body 5 is formed using buoyancy tank assembly, then the assembling support 4 on floating body 5, assembled good holder 4 is passed through into floating body 5
Transportation by driving is between temporary rest pier 2；
Holder 4 is connect with bearing beam 3, the water filling into buoyancy tank, floating body 5 sinks, and holder 4 is fallen on bearing beam 3；
After floating body 5 is detached with holder 4, floating body 5 is removed, multiple temporary supports 6 is placed on holder 4 and bridge pier 1, respectively faces
When bearing 6 upper end surface in same plane；
Girder steel 7 is supported on temporary support 6；
After girder steel 7 installs, girder steel 7 is propped by support device, removes temporary support 6, and floating body 5 is moved to
4 lower section of holder；
The water in buoyancy tank is extracted in connection between striking 4 and bearing beam 3 out, and floating body 5 is made to float to picking-up holder 4；
Floating body 5 and holder 4 are removed to subsequent work point, permanent bearing 9 is installed in the bottom surface of girder steel 7, makes girder steel 7 and bridge pier
1 is fixedly connected, and removes support device.
It is provided by the invention set up girder steel construction method, compared with prior art, by floating body 5 by 4 transportation by driving of holder extremely
Temporary rest pier 2, and injecting water ballast into floating body 5 makes floating body 5 sink, and is placed in what holder 4 was stablized on temporary rest pier 2, in steel
After the completion of beam 7 is set up, by extracting water ballast out floating body 5, so that floating body 5 is increased, holder 4 is removed, and holder 4 is transported to down
One operating point, this stability in such a way that floating body 5 transports holder 4 is high, and operability is strong, and the work of erection girder steel 7 is made to avoid
Cumbersome repetition dismounts work, while solving the problems, such as that Floating Method sets up 7 stability of girder steel difference and to fall elevation difference beam big.
When setting up girder steel 7, damp flood tide and ebb tide can be selected to realize the rising of floating body 5 and fall, and then to control
Holder 4 is detached from temporary rest pier 2 and either falls and need not be drawn water to floating body 5 on temporary rest pier 2 or water filling, alleviates floating
The heavy burden of body 5 makes 5 more flexible carry out transport of floating body, improves the working efficiency of floating body 5, also reduces production cost.
This method whether there is or not the rivers of tidal range, shallow sea can be used, also extend in the erection of continuous beam.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Holder 4 is connect, the water filling into buoyancy tank by embodiment with bearing beam 3, and floating body 5 sinks, during holder 4 is fallen on bearing beam 3, to buoyancy tank
Interior water filling is symmetrical arranged multiple same model water pumpers by the way of symmetrical flooding on floating body 5, and water pumper extracts in river
Water injects in buoyancy tank, starts each water pumper simultaneously when water filling, and after holder 4 is fallen on bearing beam 3, holding is drawn water continuation machine operation one
The section time is simultaneously stopped each water pumper, using the side of symmetrical flooding after so that holder 4 is completely separated with floating body 5 and is had certain distance
Formula makes floating body 5 smoothly decline, and then holder 4 is smoothly fallen on temporary rest pier 2, reduce due to holder 4 decline it is unstable and
Cause holder 4 to occur relative to temporary rest pier 2 crooked, even results in holder 4 and fall into the water.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
The water in buoyancy tank is extracted in embodiment, the connection between striking 4 and bearing beam 3 out, and floating body 5 is made to float into picking-up holder 4,
The water in buoyancy tank is extracted out by the way of symmetrically drawing water, multiple same model water pumpers are symmetrical arranged on floating body 5, book machine is taken out and extracts
Water in buoyancy tank is evacuated in river, when drawing water, while starting each water pumper, and after floating body 5 holds up holder 4, water pumper continues to run with
For a period of time, after so that holder 4 and bearing beam 3 is completely separated and is had certain distance, be simultaneously stopped each water pumper, using symmetric mode from
It draws water in buoyancy tank, ensures that the upper surface of floating body 5 is in stable state, the contact that floating body 5 is stablized with holder 4 always, and will prop up
Frame 4 is held up, and holder 4 is finally transported to subsequent work point, the case where making a fault this approach reduces the course of work, makes frame
If 7 work safety of girder steel is rapidly performed by.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Embodiment, floating body 5 be equipped with multiple symmetrically placed water pumps or water pumper, since floating body 5 is larger, if only one jiao into
Row take out water ballast either note water ballast can cause floating body 5 occur crooked holder 4 decline or jack-up holder 4 it is unstable, in floating body
Multiple water pumps are symmetrically used on 5, and either water pumper rises or declines to ensure that floating body 5 remains horizontal.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Embodiment, it is assembled first using floating body 5 as the pre-splicing field of girder steel 7 after floating body 5 is removed after floating body 5 is detached with holder 4
Crane barge one and crane barge waterborne two waterborne on the single rod piece to floating body 5 of one hoisting steel beam 7 of crane barge waterborne, are spelled on floating body 5
Rod piece group is dressed up, crane barge two waterborne lifts pre-splicing good rod piece group, and is hung on holder 4, and floating body 5 had both been used as a transport work
Tool, it is also as the pre-splicing field of girder steel 7, the component needed for girder steel 7 is assembled good on floating body 5, it is directly transported on holder 4.Point
Not Zu Zhuan two crane barges waterborne, be respectively intended to lifting and need assembled single rod piece and the assembled good rod piece group of lifting, improve work
Make efficiency.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Embodiment, support device include more jack 8, and girder steel 7 is jacked up, made by the bottom surface that each jack 8 is symmetrically mounted on girder steel 7
Girder steel 7 is detached from temporary support 6, and 8 small volume of jack flexibly can be moved and be installed, jack 8 is symmetrically arranged on
The tetrapod of girder steel 7 or four side bottoms, make 7 uniform force of girder steel, stable rising avoid occurring due to unbalance stress
It is crooked, or even collapse.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Embodiment, support device further include having control module with 8 connection of each jack, are being jacked up girder steel 7 using jack 8
During, it is ensured that each jack 8 rises simultaneously, and the rate of climb is identical, and manual control is inaccurate, and each jack 8 is equal
It connect with control module, jack 8 is controlled by control module, reach the stabilization of each jack 8 supports girder steel 7.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Embodiment, floating body 5 are equipped with the positioning device for determining floating body 5 and 2 position relationship of temporary rest pier, holder 4 are placed on
It needs more accurately to position on temporary rest pier 2, work is carried to reduce excessive personnel, it is time saving and energy saving, accelerate working efficiency,
Floating body 5 is used as handbarrow, and positioning device is arranged on floating body 5, and precise positioning may be implemented, and ensures that holder 4 can be smoothly
It is placed on girder steel 7.Can also positioning device be set on holder 4.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Embodiment, the safety net of girder steel 7 being surrounded by for protecting worker safety, when setting up girder steel 7, often building ring
Border is poor, and girder steel 7 is set up on river and just needs to consider the safety problem of staff, and safety net is arranged in the surrounding of girder steel 7
The security risk of staff can be effectively reduced, even if staff falls down from girder steel 7, will not be fallen into water,
But fall on safety net, protection staff preserves from.
Further, it please refers to Fig.1 to Fig. 8, one kind as the construction method provided by the invention for setting up girder steel is specific
Embodiment, floating body 5 is equipped with multiple recycling bins for transporting the defective work generated during erection girder steel 7, in floating body 5
Multiple recycling bins are arranged in both sides, and the discarded material generated during a few thing, rubbish and other items are transported back on the bank in time, subtracted
Few pollution to environment decreases the occupied space of these defective works, increases the working range of staff, improves work
Make efficiency.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made by within principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of construction method setting up girder steel, which is characterized in that including：
Four bridge piers are set needing to set up at girder steel, temporary rest pier is respectively set on the inside of each bridge pier, it is each described interim
Bearing beam is equipped on buttress, the temporary rest pier stretches out the water surface；
Floating body is assembled into using buoyancy tank, the assembling support on the floating body floats the assembled good holder by the floating body
It is transported between the temporary rest pier；
The holder is connect with the bearing beam, the water filling into the buoyancy tank, the floating body sinks, and the holder is made to fall described
On bearing beam；
After the floating body is detached with the holder, the floating body is removed, multiple face is placed on the holder and the bridge pier
When bearing, the upper end surface of each temporary support is in same plane；
The girder steel is supported on the temporary support；
The girder steel is propped by support device, removes the temporary support, and the floating body is moved under the holder
Side；
The connection between the holder and the bearing beam is removed, extracts the water in the buoyancy tank out, the floating body is made to float to picking-up
The holder；
The floating body and the holder are removed to subsequent work point, permanent bearing is installed on the bridge pier, make the girder steel with
The bridge pier is fixedly connected, and removes the support device.
2. setting up the construction method of girder steel as described in claim 1, it is characterised in that：The holder and the bearing beam are connected
It connecing, the water filling into the buoyancy tank, the floating body sinks, in so that the holder is fallen on the bearing beam, the water filling into the buoyancy tank
By the way of symmetrical flooding.
3. setting up the construction method of girder steel as claimed in claim 2, it is characterised in that：Remove the holder and the bearing beam it
Between connection, extract the water in the buoyancy tank out, so that the floating body is floated to holding up in the holder, extract the water in the buoyancy tank out
By the way of symmetrically drawing water.
4. setting up the construction method of girder steel as described in claim 1, it is characterised in that：The floating body is symmetrically put equipped with multiple
The water pump set.
5. setting up the construction method of girder steel as described in claim 1, it is characterised in that：The floating body is detached with the holder
Afterwards, after the floating body being removed, using the floating body as the pre-splicing field of the girder steel, crane barge waterborne one assembled first and waterborne
Crane barge two, the crane barge one waterborne lift the single rod piece of the girder steel, and the crane barge two waterborne lifts pre-splicing good rod piece group,
And it is hung on the holder.
6. setting up the construction method of girder steel as described in claim 1, it is characterised in that：The support device includes more very heavy
Top, the lower section that each jack is symmetrically mounted on the girder steel jack up the girder steel, make the girder steel and the interim branch
Seat is detached from.
7. setting up the construction method of girder steel as claimed in claim 6, it is characterised in that：The support device further includes and each institute
State the control module of jack connection.
8. setting up the construction method of girder steel as described in claim 1, it is characterised in that：The floating body is equipped with for measuring
State the positioning device of floating body and the temporary rest pier position relationship.
9. setting up the construction method of girder steel as described in claim 1, it is characterised in that：The girder steel is surrounded by for protecting
Protect the safety net of worker safety.
10. as claim 1-9 any one of them sets up the construction method of girder steel, it is characterised in that：The floating body is equipped with more
A recycling bins for transporting the defective work generated during the erection girder steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810112644.8A CN108330837B (en) | 2018-02-05 | 2018-02-05 | Set up the construction method of girder steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810112644.8A CN108330837B (en) | 2018-02-05 | 2018-02-05 | Set up the construction method of girder steel |
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| Publication Number | Publication Date |
|---|---|
| CN108330837A true CN108330837A (en) | 2018-07-27 |
| CN108330837B CN108330837B (en) | 2019-11-05 |
Family
ID=62926911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810112644.8A Active CN108330837B (en) | 2018-02-05 | 2018-02-05 | Set up the construction method of girder steel |
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| Country | Link |
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| CN (1) | CN108330837B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108978486A (en) * | 2018-09-14 | 2018-12-11 | 苏交科集团股份有限公司 | A kind of automatic fall girder apparatus and its construction method |
| CN111411587A (en) * | 2019-09-27 | 2020-07-14 | 张家港宏昌钢板有限公司 | Method for erecting large-span steel structure gallery bridge by utilizing tidal range |
| CN113774936A (en) * | 2021-09-23 | 2021-12-10 | 中铁十一局集团第一工程有限公司 | Floating transportation, positioning and sinking construction method for double-wall steel cofferdam with pile foundation firstly and cofferdam secondly |
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| CN205934739U (en) * | 2016-08-17 | 2017-02-08 | 中铁二十局集团有限公司 | Support system is used to eccentric construction by formula steel case tied arch bridge float towing to one side of large -span |
| CN106677075A (en) * | 2017-03-01 | 2017-05-17 | 中国五冶集团有限公司 | Method for cofferdam pile suspension of pier construction and flood protection |
| CN107244388A (en) * | 2017-05-17 | 2017-10-13 | 中铁十九局集团有限公司 | Floating tug for mounting steel beams and bridge erection system and method |
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| JP5539554B1 (en) * | 2013-02-04 | 2014-07-02 | 黒沢建設株式会社 | Girder bridge connection structure and girder bridge structure |
| JP2014201963A (en) * | 2013-04-04 | 2014-10-27 | 鹿島建設株式会社 | Method for changing over direction of carriage |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978486A (en) * | 2018-09-14 | 2018-12-11 | 苏交科集团股份有限公司 | A kind of automatic fall girder apparatus and its construction method |
| CN108978486B (en) * | 2018-09-14 | 2024-01-30 | 苏交科集团股份有限公司 | Automatic beam falling device and construction method thereof |
| CN111411587A (en) * | 2019-09-27 | 2020-07-14 | 张家港宏昌钢板有限公司 | Method for erecting large-span steel structure gallery bridge by utilizing tidal range |
| CN113774936A (en) * | 2021-09-23 | 2021-12-10 | 中铁十一局集团第一工程有限公司 | Floating transportation, positioning and sinking construction method for double-wall steel cofferdam with pile foundation firstly and cofferdam secondly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108330837B (en) | 2019-11-05 |
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