CN109112974A - Bridge Erector and its process of setting a roof beam in place - Google Patents
Bridge Erector and its process of setting a roof beam in place Download PDFInfo
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- CN109112974A CN109112974A CN201811242287.3A CN201811242287A CN109112974A CN 109112974 A CN109112974 A CN 109112974A CN 201811242287 A CN201811242287 A CN 201811242287A CN 109112974 A CN109112974 A CN 109112974A
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- girder
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- bridge erector
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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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Abstract
A kind of Bridge Erector and its process of setting a roof beam in place, Bridge Erector includes girder, front leg strut, middle supporting leg, rear support leg, preceding trolley and rear trolley, the front leg strut can be longitudinally moved the front end for being connected to girder, the rear support leg is located at the rear end of girder, the middle supporting leg is between front leg strut and rear support leg and is able to achieve the folding with respect to girder, and the girder is equipped with the preceding trolley and rear trolley of the horizontal vertical shift of energy；The lower part two sides of the girder are equipped with ear beam, and the ear beam extends the overall length of girder, and the front of the ear beam is used for the vertical shift traveling of front leg strut, and rear part is used for the vertical shift traveling of preceding trolley and rear trolley；Thus, the present invention can not only realize that 200 meters of curves of adaptation are set up, the erection of ± 3% gradient can and be adapted to, and can be realized the box beam erection of a hole double width, solves the problems, such as the fast erecting of urban viaduct prefabricated case beam and small curve heavy grade operating condition box girder erection.
Description
Technical field
The present invention relates to the technical field of Bridge Erector more particularly to a kind of Bridge Erector and its processes of setting a roof beam in place.
Background technique
With the development of the development especially automobile industry of urban economy, urban population quantity sharply increases, each big city
City is all a mass of automobile, becomes a kind of hidden danger, has seriously affected expanding economy and daily life.In order to solve box beam
The congestion problems of operation connection and city inner orbit traffic between city, overpass has been erected in many places.Therefore precast box
Beam comes into being with the development of urban track traffic.A kind of completely new erection is needed for the prefabricated case beam of overpass in city
Equipment, for meeting the fast development that city rail is counted in the erection of box beam.
The overpass box beam of urban track traffic usually has the characteristics that span is big, the gradient is big, it is small to set up curve or adopts
With T-type beam form, using T-type beam bridge formation machine erection construction, to box beam structural bridge, difficulty of construction it is small use bridge formation rack
If segment is spelled Bridge Erector and is set up, the box beam of large span heavy grade and small curve radius all uses cast-in-place, long construction period, right
Surrounding enviroment influence big.
For this purpose, designer of the invention, in view of drawbacks described above, by concentrating on studies and designing, synthesis is engaged in for many years for a long time
The experience and achievement of related industry, researching and designing goes out a kind of Bridge Erector and its process of setting a roof beam in place, to overcome drawbacks described above.
Summary of the invention
The purpose of the present invention is to provide a kind of Bridge Erector and its processes of setting a roof beam in place, and can not only realize and adapt to 200 meters of curve framves
It if the erection of ± 3% gradient can and be adapted to, and can be realized the box beam erection of a hole double width, solve urban viaduct
The problem of the fast erecting of prefabricated case beam and small curve heavy grade operating condition box girder erection.
To solve the above problems, the invention discloses a kind of Bridge Erector, including girder, front leg strut, middle supporting leg, rear support leg,
Preceding trolley and rear trolley, it is characterised in that:
The front leg strut can be longitudinally moved the front end for being connected to girder, and the rear support leg is located at the rear end of girder, described
Middle supporting leg is between front leg strut and rear support leg and is able to achieve the folding with respect to girder, before the girder is equipped with the horizontal vertical shift of energy
Trolley and rear trolley；
The lower part two sides of the girder are equipped with ear beam, and the ear beam extends the overall length of girder, and the front of the ear beam is used
In the vertical shift traveling of front leg strut, rear part is used for the vertical shift traveling of preceding trolley and rear trolley.
Wherein: the upper end two sides of the upper beam comprising being located at top of the front leg strut, the upper beam pass through support change gear
The longitudinally movable ear beam for being connected to girder two sides of mechanism, the lower end of the upper beam is articulated with middle cross beam, wherein the middle cross beam
Lower end be hinged with two column jackets, the column jacket is embedded in an inner prop respectively, the lower end of the inner prop is fixed with a lower beam
Connection is equipped with the driving column jacket lifting device mobile relative to inner prop, the lower section of the lower beam between the column jacket and lower beam
If there are two can lateral traveling driving traveling case.
Wherein: fixed diagonal brace is equipped between wherein the middle cross beam and column jacket, the upper end of the fixed diagonal brace is hinged to middle cross beam
Front side below, lower end is hinged to the top of column jacket.
Wherein: adjustable diagonal bracing is equipped between middle cross beam and column jacket or inner prop, during the upper end of the adjustable diagonal bracing is hinged to
Below the front side of crossbeam, lower end is hinged to column jacket or inner prop.
Wherein: the lifting device includes hydraulic cylinder, and the hydraulic cylinder is fixed on the outside of column jacket, and the hydraulic cylinder is stretched
Contracting bar end is hinged to lower beam to realize descending operation by hydraulic cylinder.
Wherein: the middle supporting leg includes the column that girder two sides are arranged in, and the upper end of the column is connected to girder upper half
Surface simultaneously carries out folding operation by a folding device, and the lower end of the column is equipped with cylinder component to carry out flexible branch
Support.
Wherein: the front side of the upper end of the column is connected to girder by fixed be hinged, and rear side is connected to by a moveable hinge
Girder, one end of the folding device are connected to girder, and the other end is connected to column.
Wherein: the rear support leg includes two connection beams, middle cross beam and the lower beam being located on both sides of the main girder, the connection beam
Upper end is laterally extended and is fixedly connected with the side of girder top half, bulges in the middle part of the connection beam, lower end difference
To form the structure of O font, the front and back side-lower of wherein the middle cross beam is equipped with tyre equalizing traveling for the two sides of connection and middle cross beam
Mechanism, the underface front and back of wherein the middle cross beam carry out from lower beam below long perpendicular to girder equipped with wheel track running mechanism
Spend traveling on direction.
Wherein: the preceding trolley is identical with the structure of rear trolley, is all made of reversely hung Yong structure and is mounted on girder
Lower half portion, structure includes elevator assembly, change gear assembly, crossbeam, vertical shift driving device and suspender, on the crossbeam
End two sides pass through the ear beam that change gear assembly is connected to girder two sides respectively, and the elevator assembly passes through wirerope and below the crossbeam
The middle part of suspender connection, the crossbeam is equipped with vertical shift driving device.
A kind of process of setting a roof beam in place of Bridge Erector is also disclosed, is carried out by Bridge Erector as described above, it is characterised in that include
Following steps:
Step S101, beam car pack box beam traveling in place, and preceding trolley slings box beam, same with the support of beam car rear end
Walk dilatory traveling；
Step S102 draws traveling in place, and rear trolley slings box beam, and beam car returns to a piece of case under the transport of beam vehicle
Beam；
Step S103, in place, contraposition falls beam in place to front and back trolley synchronous walking, rear support leg lower part wheel track running mechanism
The traveling of traveling case is driven with front leg strut lower part, Bridge Erector whole lateral moving is driven in place, it is other to set up a span centre as procedure described above
Width box beam；Set up after the completion of prepare via hole, rear support leg lower part wheel track running mechanism and front leg strut lower part driving traveling case it is traversing walk
Row arrives the centre of respective lower beam；
Step S104, front and back trolley return to the initial hanging beam position of main beam rear end, and middle supporting leg is turned into perpendicular to beam face
State, rear support leg tyre equalizing running mechanism stretch out, and wheel track running mechanism and lower beam are detached from ground together, and complete machine prepares traveling
Via hole；
Step S105 is supported, complete machine traveling via hole, Zhi Daozhong by rear support leg tyre equalizing running mechanism and front leg strut support roller
Supporting leg is to box beam front end；
Step S106, cylinder component stretches out supporting beam face below middle supporting leg, and front leg strut is shunk, and Bridge Erector is converted to middle supporting leg
It is supported with rear support leg, complete machine prepares secondary traveling via hole；
Step S107, front leg strut drive vertical shift via hole by the change gear in support Pulley mechanism, until front leg strut travels to front
Bridge pier, front leg strut retractable support to bridge pier；
Step S108, middle supporting leg are shunk, and Bridge Erector is converted to front leg strut and rear support leg support, are walked by rear support leg tyre equalizing
Support roller support in row mechanism and front leg strut support Pulley mechanism；Complete machine continue traveling via hole, until via hole in place；
Step S109, rear support leg tyre equalizing running mechanism are shunk, and rear support leg support is converted to wheel track running mechanism and passes through
Lower beam is supported in beam face, and middle supporting leg overturning gets out of the way feeding beam channel, completes via hole operation, prepare to set up it is next across box beam.
By above structure it is found that Bridge Erector and its process of setting a roof beam in place of the invention has the effect that
1, easy to operate, improve bridge formation efficiency；
2, the box beam erection problem for solving 200 meters of ± 3% gradients of curve, solves the quick of urban viaduct prefabricated case beam
Set up the problem with small curve heavy grade operating condition box girder erection
3, the box beam erection that can be realized a hole double width, improves construction efficiency, is applicable in more extensively.
Detailed content of the invention can be obtained by aftermentioned explanation and institute's attached drawing.
Detailed description of the invention
Fig. 1 shows the structural schematic diagram of Bridge Erector of the invention.
Fig. 2A and Fig. 2 B shows the structural schematic diagram of front outrigger for bridge girder erection machine of the invention.
Fig. 3 A and Fig. 3 B show the structural schematic diagram of supporting leg in Bridge Erector of the invention.
Fig. 4 A and Fig. 4 B show the structural schematic diagram of rear supporting leg of bridge erecting machine and preceding trolley of the invention.
Fig. 5 A to Fig. 5 I shows the process schematic diagram of setting a roof beam in place of Bridge Erector of the present invention.
Appended drawing reference:
1. girder, 2. front leg struts, supporting leg in 3., 4. rear support legs, trolley before 5., trolley after 6., 7. beam cars,
2-1. holds in the palm Pulley mechanism, 2-2. upper beam, 2-3. middle cross beam, 2-4. column jacket, 2-5. lifting device, and 2-6. inner prop is horizontal under 2-7.
Beam, 2-8. drive traveling case, and 2-9 crouch sleeper beam, and 2-10. is oriented to wheel assembly, 2-11. fixation diagonal brace, 2-12. adjustable diagonal bracing, 3-1.
Fixed hinge, 3-2. moveable hinge, 3-3. folding device, 3-4. column, 3-5. cylinder component, 4-1. connection beam, 4-2. middle cross beam, 4-
3. tyre equalizing running mechanism, 4-4. wheel track running mechanism, 4-5. lower beam, 5-1. elevator assembly, 5-2. change gear assembly, 5-3.
It is oriented to wheel assembly, 5-4. crossbeam, 5-5. vertical shift driving device, 5-6. double lifting point suspender.
Specific embodiment
Referring to Fig. 1 and to Fig. 4, it is shown that Bridge Erector of the invention.
The Bridge Erector may include girder 1, front leg strut 2, middle supporting leg 3, rear support leg 4, preceding trolley 5 and rear trolley
6.The front leg strut 2 can be longitudinally moved the front end for being connected to girder 1, and the rear support leg 4 is located at the rear end of girder 1, preferably
The rear support leg 4 is fixedly connected with the top half of girder 1, and the middle supporting leg 3 is between front leg strut 2 and rear support leg 4, preferably
Middle supporting leg 3 and the top half of girder 1 connect turnablely, the lower half portion of the girder 1 is equipped with can be before horizontal vertical shift
Trolley 5 and rear trolley 6.
Wherein, the girder 1 can be the single box beam for getting higher section, and the lower part two sides of the girder 1 are equipped with ear beam, institute
The overall length that ear beam extends girder 1 is stated, the front of the ear beam is used for the vertical shift traveling of front leg strut 2, and rear part is used for preceding lifting
The vertical shift traveling of trolley 5 and rear trolley 6.
A and Fig. 2 B referring to fig. 2, it is shown that the front leg strut 2 of the application and the specific connection structure of girder 1 and its composition, institute
The upper beam 2-2 comprising being located at top of front leg strut 2 is stated, the upper end two sides of the upper beam are by asking Pulley mechanism 2-1 that can indulge
To the mobile ear beam for being connected to 1 two sides of girder, to realize that front leg strut 2 is steady below girder 1 by support Pulley mechanism 2-1
Fixed mobile, the lower end of the upper beam 2-2 is articulated with middle cross beam 2-3, and the lower end interval of wherein the middle cross beam 2-3 is hinged with two
Column jacket 2-4, the column jacket 2-4 are embedded in an inner prop 2-6, the lower end of the inner prop 2-6 and the fixed company of a lower beam 2-7 respectively
It connects, the driving column jacket lifting device 2-5 mobile relative to inner prop, the lower beam is equipped between the column jacket 2-4 and lower beam 2-7
Set below 2-7 there are two can lateral traveling driving traveling case 2-8 and sleeping sleeper beam 2-9.
Optionally, the ear beam two sides of the girder 1 are respectively provided with two guiding wheel assembly 2-10.
Optionally, fixed diagonal brace 2-11, the fixed diagonal brace 2- can be equipped between wherein the middle cross beam 2-3 and column jacket 2-4
11 upper end is hinged to below the front side of middle cross beam 2-3, and lower end is hinged to the top of column jacket 2-4, and can be in middle cross beam 2-3 and outer
Adjustable diagonal bracing 2-12 is equipped between column 2-4 or inner prop 2-6, before the upper end of the adjustable diagonal bracing 2-12 is hinged to middle cross beam 2-3
Side-lower, lower end are hinged to column jacket or inner prop.
Wherein, the lifting device 2-5 includes hydraulic cylinder, and the hydraulic cylinder is fixed on the outside of column jacket 2-4, described hydraulic
The telescopic rod end of cylinder is hinged to lower beam 2-7, to realize descending operation, and the column jacket 2-4 and inner prop by hydraulic cylinder
2-6 can be equipped at intervals with multiple location holes on the side of cylinder is vertical for square hollow cylinder, the column jacket and inner prop, to rise
It is positioned after dropping to position by positioning pin, guarantees that mutual stablizing is supported and positioned.
Wherein, referring to Fig. 3 A and Fig. 3 B, the middle supporting leg 3 includes the column 3-4 that 1 two sides of girder are arranged in, the column
The upper end of 3-4 is connected to girder 1 and carries out folding operation by a folding device 3-3, and the lower end of the column 3-4 is equipped with oil cylinder
Component 3-5 is to carry out retractable support, wherein and the front side of the upper end the column 3-4 is connected to girder 1 by a fixed hinge 3-1, after
Side is connected to girder 1 by a moveable hinge 3-2, and one end of the folding device 3-4 is connected to girder 1, and the other end is connected to vertical
The middle part of column 3-4, preferred folding device 3-4 can be folding ram, pass through the active link and folding of moveable hinge 3-2 as a result,
The folding operation of stacking device 3-4 realizes that two heel posts are folded against, and the oil cylinder of the cylinder component 3-5 is fixed under column 3-4
The telescopic rod end at end, the cylinder component 3-5 is equipped with triangular pyramidal support.
A and Fig. 4 B referring to fig. 4, the rear support leg 4 include the two connection beam 4-1, the middle cross beam 4-2 that are located on both sides of the main girder and under
Crossbeam 4-5, the upper end of the connection beam 4-1 are laterally extended and are fixedly connected with the side of 1 top half of girder, the connection beam
It being bulged in the middle part of 4-1, lower end is separately connected the two sides with middle cross beam 4-2, so that the structure of O font is formed, it is logical for box beam
It crosses, the front and back side-lower of wherein the middle cross beam 4-2 is equipped with tyre equalizing running mechanism 4-3, so as to be parallel on beam face
Traveling on girder length direction.Wheel track running mechanism 4-4 is equipped with before and after the underface of wherein the middle cross beam 4-2, so as under it
It carries out on the lower beam 4-5 of side perpendicular to traveling on girder length direction.
Wherein, the preceding trolley is identical with the structure of rear trolley, is all made of reversely hung Yong structure and is mounted on girder
Lower half portion, structure include elevator assembly 5-1, change gear assembly 5-2, guiding wheel assembly 5-3, crossbeam 5-4, vertical shift driving
Device 5-5 and suspender 6, the crossbeam 5-4 are set to the lower section of girder 1, and the upper end two sides of the crossbeam 5-4 pass through extension respectively
Wheel assembly 5-2 is connected to the ear beam of 1 two sides of girder, and to realize the traveling on ear beam, the elevator assembly 5-1 passes through wirerope
It is connect with the suspender below crossbeam 5-4, wherein two upper sides of the crossbeam 5-4 can also be equipped with guiding wheel assembly 5-3, described
Guiding wheel assembly 5-3 includes two directive wheels that girder ear beam two sides are arranged in, and the middle part of the crossbeam 5-4 drives equipped with vertical shift
Device, to realize the power that preceding trolley and rear trolley are moved along girder length direction.Wherein, the preceding lifting is small
Vehicle 5 is equipped with two elevator assembly 5-1, and suspender is two point suspender, and rear trolley 6 is equipped with an elevator assembly, and suspender is single-point
Suspender.
Referring to Fig. 5 A to Fig. 5 I, it is shown that the process of setting a roof beam in place of Bridge Erector of the present invention mainly comprises the following steps:
Step S101, beam car 7 pack 8 traveling of box beam in place, and preceding trolley slings box beam, support with beam car rear end
Synchronize dilatory traveling；
Step S102 draws traveling in place, and rear trolley slings box beam, and beam car returns to a piece of case under the transport of beam vehicle
Beam；
Step S103, front and back trolley synchronous walking to bit-by-bit sling box beam, and it is next that beam car returns to the transport of beam vehicle
Piece box beam, rear support leg lower part wheel track running mechanism and front leg strut lower part drive the traveling of traveling case, and Bridge Erector whole lateral moving is driven to arrive
Position, sets up next width box beam as procedure described above；
Step S104, front and back trolley return to the initial hanging beam position of main beam rear end, and middle supporting leg is turned into perpendicular to beam face
State, rear support leg tyre equalizing running mechanism stretch out, and wheel track running mechanism and lower beam are detached from ground together, and complete machine prepares traveling
Via hole；
Step S105 is supported, complete machine traveling via hole, Zhi Daozhong by rear support leg tyre equalizing running mechanism and front leg strut support roller
Supporting leg is to box beam front end；
Step S106, cylinder component stretches out supporting beam face below middle supporting leg, and front leg strut is shunk, and Bridge Erector is converted to middle supporting leg
It is supported with rear support leg, complete machine prepares secondary traveling via hole；
Step S107, front leg strut drive vertical shift via hole by the change gear in support Pulley mechanism, until front leg strut travels to front
Bridge pier, front leg strut retractable support to bridge pier；
Step S108, middle supporting leg are shunk, and Bridge Erector is converted to front leg strut and rear support leg support, are walked by rear support leg tyre equalizing
Support roller support in row mechanism and front leg strut support Pulley mechanism；Complete machine continue traveling via hole, until via hole in place；
Step S109, rear support leg tyre equalizing running mechanism are shunk, and rear support leg support is converted to wheel track running mechanism and passes through
Lower beam is supported in beam face, and middle supporting leg overturning gets out of the way feeding beam channel, completes via hole operation, prepare to set up it is next across box beam.
It can be seen that the present invention has the advantages that
1, easy to operate, improve bridge formation efficiency；
2, the box beam erection problem for solving 200 meters of ± 3% gradients of curve, solves the quick of urban viaduct prefabricated case beam
Set up the problem with small curve heavy grade operating condition box girder erection
3, the box beam erection that can be realized a hole double width, improves construction efficiency, is applicable in more extensively.
It is readily apparent that above description and record is only illustrated in the disclosure being not intended to be limiting of the invention
Appearance, application or use.Although describing and being described in the accompanying drawings embodiment in embodiment, the present invention is not limited
Be described as by attached drawing example and in embodiment it is now recognized that optimal mode to implement the particular case of the teachings of the present invention
Son, the scope of the present invention will include any embodiment for falling into the description and appended claims of front.
Claims (10)
1. a kind of Bridge Erector, including girder, front leg strut, middle supporting leg, rear support leg, preceding trolley and rear trolley, feature
It is:
The front leg strut can be longitudinally moved the front end for being connected to girder, and the rear support leg is located at the rear end of girder, the middle branch
Leg is between front leg strut and rear support leg and is able to achieve the folding with respect to girder, and the girder is equipped with the preceding lifting of the horizontal vertical shift of energy
Trolley and rear trolley；
The lower part two sides of the girder are equipped with ear beam, and the ear beam extends the overall length of girder, before the front of the ear beam is used for
The vertical shift traveling of supporting leg, rear part are used for the vertical shift traveling of preceding trolley and rear trolley.
2. Bridge Erector as described in claim 1, it is characterised in that: the front leg strut includes the upper beam positioned at top, institute
The upper end two sides of the upper beam ear beam that is connected to girder two sides longitudinally movable by support Pulley mechanism is stated, the upper beam
Lower end is articulated with middle cross beam, and the lower end of wherein the middle cross beam is hinged with two column jackets, and the column jacket is embedded in an inner prop, institute respectively
The lower end for stating inner prop is fixedly connected with a lower beam, and driving column jacket is equipped between the column jacket and lower beam relative to inner prop movement
Lifting device, set below the lower beam there are two can lateral traveling driving traveling case.
3. Bridge Erector as claimed in claim 2, it is characterised in that: be equipped with fixed diagonal brace, institute between wherein the middle cross beam and column jacket
The upper end for stating fixed diagonal brace is hinged to below the front side of middle cross beam, and lower end is hinged to the top of column jacket.
4. Bridge Erector as claimed in claim 2, it is characterised in that: be equipped with adjustable inclined between middle cross beam and column jacket or inner prop
Support, the upper end of the adjustable diagonal bracing are hinged to below the front side of middle cross beam, and lower end is hinged to column jacket or inner prop.
5. Bridge Erector as claimed in claim 2, it is characterised in that: the lifting device includes hydraulic cylinder, and the hydraulic cylinder is solid
Due to the outside of column jacket, the telescopic rod end of the hydraulic cylinder is hinged to lower beam to realize descending operation by hydraulic cylinder.
6. Bridge Erector as described in claim 1, it is characterised in that: the middle supporting leg includes the column that girder two sides are arranged in,
The upper end of the column is connected to girder top half side and passes through folding device progress folding operation, under the column
End is equipped with cylinder component to carry out retractable support.
7. Bridge Erector as claimed in claim 6, it is characterised in that: the front side of the upper end of the column is connected to by fixed be hinged
Girder, rear side are connected to girder by a moveable hinge, and one end of the folding device is connected to girder, and the other end is connected to vertical
Column.
8. Bridge Erector as described in claim 1, it is characterised in that: the rear support leg includes two connections being located on both sides of the main girder
The upper end of beam, middle cross beam and lower beam, the connection beam is laterally extended and is fixedly connected with the side of girder top half, described
It is bulged in the middle part of connection beam, lower end is separately connected the structure that O font is formed with the two sides of middle cross beam, wherein the middle cross beam
Front and back side-lower be equipped with tyre equalizing running mechanism, wheel track running mechanism is equipped with before and after the underface of wherein the middle cross beam under it
It carries out on the lower beam of side perpendicular to traveling on girder length direction.
9. Bridge Erector as described in claim 1, it is characterised in that: the structure phase of the preceding trolley and rear trolley
Together, it is all made of the lower half portion that reversely hung Yong structure is mounted on girder, structure includes elevator assembly, change gear assembly, crossbeam, indulges
Driving device and suspender are moved, crossbeam upper end two sides pass through the ear beam that change gear assembly is connected to girder two sides respectively, described
Elevator assembly is connected by wirerope and the suspender of below the crossbeam, and the middle part of the crossbeam is equipped with vertical shift driving device.
10. a kind of process of setting a roof beam in place of Bridge Erector is carried out by the Bridge Erector any in claim 1-9, it is characterised in that
It comprises the following steps:
Step S101, beam car pack box beam traveling in place, and preceding trolley slings box beam, with beam car rear end support synchronize drag
Pull away row；
Step S102 draws traveling in place, and rear trolley slings box beam, and beam car returns to a piece of box beam under the transport of beam vehicle；
Step S103, in place, contraposition falls beam in place to front and back trolley synchronous walking, and rear support leg lower part wheel track running mechanism is with before
Supporting leg lower part drives the traveling of traveling case, drives Bridge Erector whole lateral moving in place, sets up the other width casees of a span centre as procedure described above
Beam；Prepare via hole after the completion of setting up, traveling case is traversing travels to for rear support leg lower part wheel track running mechanism and the driving of front leg strut lower part
The centre of respective lower beam；
Step S104, front and back trolley return to the initial hanging beam position of main beam rear end, and middle supporting leg is turned into perpendicular to beam surface state,
Rear support leg tyre equalizing running mechanism stretches out, and wheel track running mechanism and lower beam are detached from ground together, and complete machine prepares traveling via hole；
Step S105 is supported, complete machine traveling via hole, until middle supporting leg by rear support leg tyre equalizing running mechanism and front leg strut support roller
To box beam front end；
Step S106, cylinder component stretches out supporting beam face below middle supporting leg, and front leg strut is shunk, Bridge Erector be converted to middle supporting leg and after
Supporting leg support, complete machine prepare secondary traveling via hole；
Step S107, front leg strut by support Pulley mechanism change gear drive vertical shift via hole, until front leg strut travel to front bridge pier,
Front leg strut retractable support is to bridge pier；
Step S108, middle supporting leg are shunk, and Bridge Erector is converted to front leg strut and rear support leg support, by rear support leg tyre equalizing traveling machine
Support roller support in structure and front leg strut support Pulley mechanism；Complete machine continue traveling via hole, until via hole in place；
Step S109, rear support leg tyre equalizing running mechanism are shunk, and rear support leg support is converted to wheel track running mechanism and passes through lower cross
Beam is supported in beam face, and middle supporting leg overturning gets out of the way feeding beam channel, completes via hole operation, prepare to set up it is next across box beam.
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| CN201811242287.3A CN109112974A (en) | 2018-10-24 | 2018-10-24 | Bridge Erector and its process of setting a roof beam in place |
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| CN201811242287.3A CN109112974A (en) | 2018-10-24 | 2018-10-24 | Bridge Erector and its process of setting a roof beam in place |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093864A (en) * | 2019-06-17 | 2019-08-06 | 秦皇岛天业通联重工科技有限公司 | A kind of Bridge Erector easy to operate |
| CN110344339A (en) * | 2019-08-13 | 2019-10-18 | 中铁工程机械研究设计院有限公司 | Suspension type rail traffic Liang Dun sets up equipment and construction |
| CN110453610A (en) * | 2019-08-30 | 2019-11-15 | 深圳空铁科技股份有限公司 | Supporting beam and erection of track beam mechanism for erection of track beam mechanism |
| CN110485301A (en) * | 2019-08-01 | 2019-11-22 | 中铁十六局集团有限公司 | A kind of Bridge Erector constructed by cross for beam sections |
| CN111139742A (en) * | 2019-12-26 | 2020-05-12 | 中铁十七局集团第三工程有限公司 | Method for mounting and dismounting highway bridge girder erection machine |
| CN112227221A (en) * | 2020-11-06 | 2021-01-15 | 浙江中建路桥设备有限公司 | Rear support leg device of bridge girder erection machine |
| CN113373814A (en) * | 2021-06-11 | 2021-09-10 | 中铁工程机械研究设计院有限公司 | Highway bridge erecting method |
| CN114753264A (en) * | 2022-03-07 | 2022-07-15 | 中铁工程机械研究设计院有限公司 | Dual-mode bridge girder erection machine and span-variable girder erection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093864A (en) * | 2019-06-17 | 2019-08-06 | 秦皇岛天业通联重工科技有限公司 | A kind of Bridge Erector easy to operate |
| CN110485301A (en) * | 2019-08-01 | 2019-11-22 | 中铁十六局集团有限公司 | A kind of Bridge Erector constructed by cross for beam sections |
| CN110344339A (en) * | 2019-08-13 | 2019-10-18 | 中铁工程机械研究设计院有限公司 | Suspension type rail traffic Liang Dun sets up equipment and construction |
| CN110453610A (en) * | 2019-08-30 | 2019-11-15 | 深圳空铁科技股份有限公司 | Supporting beam and erection of track beam mechanism for erection of track beam mechanism |
| CN111139742A (en) * | 2019-12-26 | 2020-05-12 | 中铁十七局集团第三工程有限公司 | Method for mounting and dismounting highway bridge girder erection machine |
| CN111139742B (en) * | 2019-12-26 | 2022-03-29 | 中铁十七局集团第三工程有限公司 | Method for mounting and dismounting highway bridge girder erection machine |
| CN112227221A (en) * | 2020-11-06 | 2021-01-15 | 浙江中建路桥设备有限公司 | Rear support leg device of bridge girder erection machine |
| CN112227221B (en) * | 2020-11-06 | 2024-05-10 | 浙江中建路桥设备有限公司 | Rear supporting leg device of bridge girder erection machine |
| CN113373814A (en) * | 2021-06-11 | 2021-09-10 | 中铁工程机械研究设计院有限公司 | Highway bridge erecting method |
| CN114753264A (en) * | 2022-03-07 | 2022-07-15 | 中铁工程机械研究设计院有限公司 | Dual-mode bridge girder erection machine and span-variable girder erection method |
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