CN107604825A - The bridging method of T-shaped beam bridge - Google Patents
The bridging method of T-shaped beam bridge Download PDFInfo
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- CN107604825A CN107604825A CN201710835374.9A CN201710835374A CN107604825A CN 107604825 A CN107604825 A CN 107604825A CN 201710835374 A CN201710835374 A CN 201710835374A CN 107604825 A CN107604825 A CN 107604825A
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Abstract
The present invention relates to T-shaped beam bridge beam erecting method technical field, there is provided a kind of bridging method of T-shaped beam bridge.This method is, during via, the frong guide column and BB1 of Bridge Erector shrink, two hanging beam dollies on girder, which are supported on, both set a roof beam in place on bridge floor, girder is driven to move forward, make frong guide column and BB1 be moved respectively to set a roof beam in place opening position two bridge piers top, frong guide column and BB1 are extended downwardly from and are supported on two bridge piers of opening position of setting a roof beam in place；When setting a roof beam in place, two hanging beam dollies coordinate fortune beam dolly to carry out feeding beam, by after the new beam of frame is hoisted to above position of setting a roof beam in place, make to treat the new erection of frame to bridge pier.The mutual cooperation that this method is only relied between three supporting legs can complete the overall via of equipment, simple to operate, greatly reduce the equipment via time.In addition, by liftable frong guide column and BB1, the overall landing of equipment can be achieved, make to change beam process is not influenceed by natural conditions such as wind-force, will not make to fall beam to cause a deviation.
Description
Technical field
The present invention relates to T-shaped beam bridge beam erecting method technical field, and in particular to a kind of bridging method of T-shaped beam bridge.
Background technology
Construction for simply supported girder bridge on newly built railway line, has had the Bridge Erector of many sizings, has been set by these now
It is standby, it is possible to achieve whole opening prefabricated safety beam, efficient erection, to substantially increase bridge construction speed.But due to existing Bridge Erector
Complete machine height seriously transfinites, therefore, under the conditions of existing line, old beam needs continuous beam after removing up to 8m during construction operation
If the situation of porous new beam, existing Bridge Erector just can not be applicable, a kind of new bridging method need to be proposed.
The content of the invention
The purpose of the present invention is to propose to it is a kind of can be safe efficient complete the erecting beam construction method of whole hole simple supported T-beam.
To achieve the above object, the invention provides a kind of bridging method of T-shaped beam bridge, during via, Bridge Erector it is leading
Post and BB1 shrink, and two hanging beam dollies on girder, which are supported on, both set a roof beam in place on bridge floor, and hanging beam dolly drives girder to reach
It is dynamic, make frong guide column and BB1 be moved respectively to set a roof beam in place opening position two bridge piers top, frong guide column and BB1 are stretched downwards
Go out and be supported on two bridge piers of opening position of setting a roof beam in place, girder is propped up upwards；When setting a roof beam in place, two hanging beam dollies are moved to master
The rear end of beam, fortune beam dolly is coordinated to carry out feeding beam one by one, by after the new beam of frame is hoisted to above position of setting a roof beam in place, frong guide column is with after
Guide pillar shrinks, and makes to treat the new erection of frame to bridge pier.
Preferably, during via, hanging beam dolly driving girder move forward during, first by girder front end can
Mobile supporting leg is supported on bridge pier, so that the front end of girder obtains temporary support.
Preferably, frong guide column is supported on bridge pier by extension, so that the height of the bottom of frong guide column and BB1 bottom
Degree is consistent, and frong guide column and BB1 synchronization telescope are controlled by controller.
Preferably, the frong guide column and BB1 are telescopic oil cylinder.
Preferably, the bottom of the frong guide column and BB1 is equipped with runners.
Preferably, in addition to two rows of tracks and multiple loop wheel machine sleeper beams, multiple loop wheel machine sleeper beams, which are erected at, changes beam position two
On the T-shaped beam bridge of side, two tracks are respectively erected on multiple loop wheel machine sleeper beams of both sides to be changed of setting a roof beam in place.
Preferably, the both sides of the track are extended at the both ends of multiple loop wheel machine sleeper beams, described leading for supporting
Post and BB1.
Preferably, the lower section of the hanging beam dolly is provided with hoist engine, and in via, hanging beam dolly is by hoist engine with both changing
Set a roof beam in place to form fixation.
Preferably, the equal activity mat in the lower section of two hanging beam dollies is provided with cushion block, during via, when supporting rack is set to bridge pier
When upper, the cushion block below hanging beam dolly rearward was removed.
From the foregoing, it will be observed that the system by liftable frong guide column and BB1, realizes the overall landing for changing erecting machine, then
Coordinate the motion of hanging beam dolly, realize the erection of new beam and the dismounting of old beam, by the overall landing of equipment, make to change beam process not
Influenceed by natural conditions such as wind-force, will not make to fall beam to cause a deviation, improved and change beam efficiency；Furthermore it is also possible to effectively reduce
The lifting altitude of equipment in work progress, realize smoothly completed under the operating mode for having track clearance requirement T-shaped beam change beam behaviour
Make, it is ensured that on the premise of not causing any unnecessary influence on former line facility, completed safe efficiently in " skylight point "
Whole hole simple supported T-beam changes frame construction.
Brief description of the drawings
Fig. 1 is a kind of stereogram of the Bridge Erector of double-T shaped beam bridge of the embodiment of the present invention；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is a kind of via state diagram one of the Bridge Erector of T-shaped beam bridge of the embodiment of the present invention；
Fig. 4 is a kind of via state diagram two of the Bridge Erector of T-shaped beam bridge of the embodiment of the present invention；
Fig. 5 is a kind of via state diagram three of the Bridge Erector of T-shaped beam bridge of the embodiment of the present invention；
Fig. 6 is a kind of state diagram one of setting a roof beam in place of the Bridge Erector of T-shaped beam bridge of the embodiment of the present invention；
Fig. 7 is a kind of state diagram two of setting a roof beam in place of the Bridge Erector of T-shaped beam bridge of the embodiment of the present invention；
Fig. 8 is a kind of state diagram three of setting a roof beam in place of the Bridge Erector of T-shaped beam bridge of the embodiment of the present invention.
Reference：
1st, hanging beam dolly；2nd, BB1；3rd, girder；4th, frong guide column；5th, cushion block；6th, extension；7th, supporting leg；8th, bridge pier；9、
Transport beam dolly；10th, wait to set a roof beam in place；11st, lift rope；12nd, moving cart；13rd, across beam；14th, the edge of a wing.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As shown in figure 1, a kind of T-shaped beam bridge provided in an embodiment of the present invention changes erecting machine, including girder 3, set on girder 3
There are the two hanging beam dollies 1 that can be moved along its length, hanging beam dolly 1 treats the new beam of frame for hanged；The rear portion of girder 3 passes through
Telescopic BB1 2 is set up in bridge floor, and the front portion of girder 3 is provided with telescopic frong guide column 4, and frong guide column 4 is added by bottom
Meropodium 6 is set up on the bridge pier 8 for waiting to set a roof beam in place at 10, and the front portion of girder 3 is additionally provided with the supporting leg 7 that can be moved along its length, preceding
Guide pillar 4 and BB1 2 specifically can use telescopic oil cylinder, girder 3 and two hanging beam dollies 1 is done lifting fortune
It is dynamic, realized with this and treat rising and falling for the new beam of frame.
With reference to shown in figure 3 to Fig. 5, a kind of bridging method of T-shaped beam bridge provided by the invention, during via, before Bridge Erector
Guide pillar 4 and BB1 2 shrink, and two on girder 3 hanging beam dolly 1, which is supported on, both set a roof beam in place on bridge floor, frong guide column 4 and BB1 2
Bottom leave bridge floor, hanging beam dolly 1 drives girder 3 to move forward, the process that hanging beam dolly 1 moves forward in driving girder 3
In, it is supported on first by the moveable supporting leg 7 of the front end of girder 3 on bridge pier 8, so that the front end of girder 3 obtains temporary support,
The bottom of frong guide column and the bottom of BB1 it is highly consistent, frong guide column and BB1 synchronization telescope are controlled by controller, directly
Be moved respectively to set a roof beam in place the tops of two bridge piers 8 of opening position to frong guide column 4 and BB1 2, frong guide column 4 and BB1 2 again to
It is lower to stretch out and be supported on two bridge piers 8 of opening position of setting a roof beam in place, girder 3 is propped up upwards；When setting a roof beam in place, two hanging beam dollies 1 move
Move to the rear end of girder 3, coordinate two fortune beam dollies 9 to carry out feeding beam one by one, two hanging beam dollies 1 will treat that the new beam of frame is hoisted to
Set a roof beam in place behind the top of position, frong guide column 4 and BB1 2 shrink, and treat that the new beam of frame together falls with girder 3, final erection to bridge pier 8
On.
The mutual cooperation that this beam erecting method is only relied between three supporting legs 7 can complete the overall via of equipment, simple to operate,
Step is clear and definite, greatly reduces the equipment via time, improves via efficiency.In addition, led by liftable frong guide column 4 with after
Post 2, the overall landing of equipment can be achieved, make to change beam process is not influenceed by natural conditions such as wind-force, will not make to fall beam to cause partially
Difference, improve and change beam efficiency；Furthermore it is also possible to effectively reduce the lifting altitude of equipment in work progress, realizing is having building
T-shaped beam is smoothly completed under the operating mode of gauge requirement changes beam operation, it is ensured that does not cause any unnecessary shadow to former line facility
On the premise of sound, that completes whole hole simple supported T-beam safe efficiently in " skylight point " changes frame construction.
In certain embodiments, the bottom of frong guide column 4 and BB1 2 is equipped with runners, and runners can increase frong guide column 4 with after
The support strength and stability of guide pillar 2, and runners cross-sectional area is preferably greater than the cross-sectional area of frong guide column 4 and BB1 2, so
The lifting surface area of support is bigger, and support is more steady.
The system also includes two rows of tracks and multiple loop wheel machine sleeper beams, multiple loop wheel machine sleeper beams are erected at the T for changing beam position both sides
On type beam bridge, two tracks are respectively erected on multiple loop wheel machine sleeper beams of both sides to be changed of setting a roof beam in place, and two tracks are each fortune beam special train
And the dedicated track of fortune beam dolly 9.
Further, the both ends of multiple loop wheel machine sleeper beams extend the both sides of errant, for supporting frong guide column 4 and BB1
2, the material of loop wheel machine sleeper beam is firm, sets steady, to first upside-down mounting gantry, second upside-down mounting gantry and can change erecting machine and is formed surely
Fixed support.
With reference to shown in figure 3 and Fig. 4, originally changing erecting machine preferably also includes two cushion blocks 5, and two activity mats of cushion block 5 are located at two
The lower section of platform hanging beam dolly 1, i.e., in via, when the frong guide column 4 and BB1 2 of Bridge Erector shrink, two on girder 3 are hung
Beam dolly 1 is supported on by a cushion block 5 both set a roof beam in place on bridge floor respectively, and the pad that on the one hand can so increase girder 3 sets height,
On the other hand, during hanging beam dolly 1 drives girder 3 to move forward, when supporting leg 7 is supported on bridge pier 8, now girder
3 is less positioned at the part at the rear of hanging beam dolly 1, and has reached the rear end of girder 3 by the latter hanging beam dolly 1, this
When the dismountable cushion block 5 by the lower section of the latter hanging beam dolly 1, the hanging beam dolly 1 is moved forward along girder 3, and girder 3 then leads to
Cross the support by previous hanging beam dolly 1 and supporting leg 7 and by being continued to move along by the driving of previous hanging beam dolly 1.
In addition, the lower section of hanging beam dolly 1 is preferably also provided with hoist engine, i.e. hanging beam dolly 1 will be treated by the hoist engine of lower section
10 bindings set a roof beam in place thereunder, and during via, the binding that hanging beam dolly 1 can be by the hoist engine of lower section with both having set a roof beam in place
To increase the stability of hanging beam dolly 1.
With reference to shown in Fig. 1 and Fig. 2, the embodiment of the present invention additionally provides a kind of erecting machine that changes of double-T shaped beam bridge, girder 3
Both lateral sides have the edge of a wing 14；Hanging beam dolly 1 includes moving cart 12 and is provided with and master across beam 13, the top of moving cart 12
The driving wheel that the top side on the edge of a wing 14 of the both sides of beam 3 coordinates, the i.e. top of moving cart 12 have two row's driving wheels, and moving cart 12 is led to
Cross the cooperation of two row's driving wheels and 3 liang of side wing edges 14 of girder and hang and be located on girder 3, the driving wheel is used to drive moving cart 12
Moved along the length direction of girder 3；The bottom side of hanging beam dolly 1 is provided with mounting groove, is arranged in mounting groove and passes through across beam 13
Drive mechanism is provided with hoist engine, the lift rope 11 of hoist engine treats frame for binding relative to the transverse shifting of girder 3 across beam 13
New beam or old beam to be replaced, by the contraction of lift rope 11, the new beam of frame or old beam being bundled under girder 3 tightly will be treated
Side, and then by the transverse shifting across beam 13 relative to girder 3, realize that the bias of T-shaped beam is risen and fallen, so as to realize T-shaped beam bridge
The replacing of upstream side and downlink side roof beam structure.
In summary, it is proposed by the present invention change erecting beam construction technology can ensure not cause existing line it is any unnecessary broken
On the premise of bad, frame construction is changed in the whole hole that freely-supported " T " beam on existing line is safely and fast completed in " skylight point ", effectively
Ground solves the problem of current cost height, workload during changing erecting beam construction, long-term closed-loop, is available for road bureau's permanent-way technology
It is equipped with and uses.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (9)
1. a kind of bridging method of T-shaped beam bridge, it is characterised in that during via, the frong guide column and BB1 of Bridge Erector shrink, girder
On two hanging beam dollies be supported on and both set a roof beam in place on bridge floor, hanging beam dolly driving girder moves forward, and makes frong guide column and BB1
Be moved respectively to set a roof beam in place opening position two bridge piers top, frong guide column and BB1 extend downwardly from and are supported on position of setting a roof beam in place
On two bridge piers at place, girder is propped up upwards；When setting a roof beam in place, two hanging beam dollies are moved to the rear end of girder, coordinated one by one
Transport beam dolly and carry out feeding beam, by after the new beam of frame is hoisted to above position of setting a roof beam in place, frong guide column and BB1 shrink, and make to treat the new beam of frame
It is inserted on bridge pier.
2. the bridging method of T-shaped beam bridge according to claim 1, it is characterised in that during via, hanging beam dolly is led in driving
During beam moves forward, it is supported on first by the removable supporting leg of girder front end on bridge pier, so that the front end of girder obtains
To temporary support.
3. the bridging method of T-shaped beam bridge according to claim 1, it is characterised in that frong guide column is supported on by extension
On bridge pier, so that the bottom of frong guide column and the bottom of BB1 is highly consistent, passes through controller and control frong guide column and BB1
Synchronization telescope.
4. the bridging method of T-shaped beam bridge according to claim 1, it is characterised in that the frong guide column and BB1 are
Telescopic oil cylinder.
5. the bridging method of T-shaped beam bridge according to claim 4, it is characterised in that the bottom of the frong guide column and BB1
Portion is equipped with runners.
6. the bridging method of T-shaped beam bridge according to claim 1, it is characterised in that also including two rows of tracks and multiple hang
Machine sleeper beam, multiple loop wheel machine sleeper beams, which are erected at, to be changed on the T-shaped beam bridge of beam position both sides, and two tracks are respectively erected in and treated
Change on the multiple loop wheel machine sleeper beams for both sides of setting a roof beam in place.
7. the bridging method of T-shaped beam bridge according to claim 1, it is characterised in that the both ends of multiple loop wheel machine sleeper beams
Extend the both sides of the track, for supporting the frong guide column and BB1.
8. the bridging method of T-shaped beam bridge according to claim 1, it is characterised in that the lower section of the hanging beam dolly is provided with
Hoist engine, in via, hanging beam dolly is by hoist engine with both changing to set a roof beam in place to form fixation.
9. the bridging method of T-shaped beam bridge according to claim 1, it is characterised in that the lower section of two hanging beam dollies is living
Dynamic pad is provided with cushion block, during via, when supporting rack is set on bridge pier, removes the cushion block below hanging beam dolly rearward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710835374.9A CN107604825B (en) | 2017-09-15 | 2017-09-15 | The bridging method of T-type beam bridge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710835374.9A CN107604825B (en) | 2017-09-15 | 2017-09-15 | The bridging method of T-type beam bridge |
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| CN107604825A true CN107604825A (en) | 2018-01-19 |
| CN107604825B CN107604825B (en) | 2019-02-19 |
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| CN201710835374.9A Active CN107604825B (en) | 2017-09-15 | 2017-09-15 | The bridging method of T-type beam bridge |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093865A (en) * | 2019-06-04 | 2019-08-06 | 秦皇岛天业通联重工科技有限公司 | A kind of Bridge Erector |
| CN110697571A (en) * | 2019-10-16 | 2020-01-17 | 合肥正浩机械科技有限公司 | Single-guide-beam descending type beam feeding device and beam feeding method thereof |
| CN110804960A (en) * | 2019-11-26 | 2020-02-18 | 中铁第五勘察设计院集团有限公司 | Whole hole beam frame replacing method |
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| CN102080358A (en) * | 2010-12-20 | 2011-06-01 | 江西蓝天学院 | Single beam girder erecting machine |
| FR3001740A1 (en) * | 2013-02-06 | 2014-08-08 | Demathieu & Bard | Device for installation or replacement of deck of bridge of railway, has lifting sets fixed in position on beam between front and center sheet pilings, and bogies allowing self-supporting and displacement of deck in co-operation with sets |
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| CN2585888Y (en) * | 2001-06-07 | 2003-11-12 | 中铁三局集团邯郸工程机械制造有限公司 | Walking and telescopic single nose girder bridging machinery |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093865A (en) * | 2019-06-04 | 2019-08-06 | 秦皇岛天业通联重工科技有限公司 | A kind of Bridge Erector |
| CN110697571A (en) * | 2019-10-16 | 2020-01-17 | 合肥正浩机械科技有限公司 | Single-guide-beam descending type beam feeding device and beam feeding method thereof |
| CN110804960A (en) * | 2019-11-26 | 2020-02-18 | 中铁第五勘察设计院集团有限公司 | Whole hole beam frame replacing method |
| CN110804960B (en) * | 2019-11-26 | 2021-06-25 | 中铁第五勘察设计院集团有限公司 | Whole hole beam frame replacing method |
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| CN107604825B (en) | 2019-02-19 |
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