CN109944163A - A kind of double nose-girder type integration of transporting and building Bridge Erectors - Google Patents
A kind of double nose-girder type integration of transporting and building Bridge Erectors Download PDFInfo
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- CN109944163A CN109944163A CN201910187592.5A CN201910187592A CN109944163A CN 109944163 A CN109944163 A CN 109944163A CN 201910187592 A CN201910187592 A CN 201910187592A CN 109944163 A CN109944163 A CN 109944163A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 238000010276 construction Methods 0.000 claims abstract description 24
- 239000004567 concrete Substances 0.000 claims abstract description 6
- 210000001364 Upper Extremity Anatomy 0.000 claims description 47
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 210000001331 Nose Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Abstract
The present invention relates to a kind of double nose-girder type integration of transporting and building Bridge Erectors, including conveying-erecting machine system, guide girder machine system, assist loop wheel machine system, the guide girder machine system includes guide girder machine system steel box-girder, guide girder machine system steel box-girder has two girders, with preferable lateral stability, track of the girder as conveying-erecting machine system, the guide girder machine system steel box-girder plane is flushed with the concrete box beam top surface poured, auxiliary loop wheel machine system is walked on guide girder machine system steel box-girder, before the guide girder machine system further includes structure optimization, in, rear support leg, convenient for the disassembly of guide girder machine system, installation, move field and via hole.Double nose-girder type integration of transporting and building Bridge Erectors in the present invention have many advantages, such as that compact-sized, operation center of gravity is low, construction efficiency is high, security and stability is good, and tunnel fortune beam construction can be realized without dismantling, the whole opening box girder of larger width can be set up in tunnel.
Description
Technical field
The present invention relates to field of bridge construction, more particularly to a kind of double nose-girder type integration of transporting and building Bridge Erectors.
Background technique
Bridge construction is the important content of modern basic transport development, and Bridge Erector is the capital equipment of bridge construction.Fortune
Frame one Bridge Erector is a kind of novel railway prefabricated erection engineering machinery, and also known as flow type bridge erecting machine, its transporting something containerized beam is set a roof beam in place
, compare original Bridge Erector, beam car has apparent advantage, especially suitable for large bridge construct, can be preferably
Shorten construction period, reduce artificial investment.
But there are many shortcomings for current integration of transporting and building Bridge Erector, such as Chinese utility model patent Granted publication document
CN201943004U discloses a kind of " realizing the Double-beam conveying-frame integrated bridge girder erection machine that tunnel face zero distance is set a roof beam in place ", nose girder girder tail
End installation transition nose girder, girder, nose girder are all made of single-spar construction, and stability is poor, and top surface is apparently higher than the top surface of the beam poured,
So that conveying-erecting machine inconvenient walking；Moreover, guide girder machine is in the process of walking, due to unreasonable distribution of being self-possessed, it is easy to happen and topples
Accident is unfavorable for construction safety.
Therefore, lack a kind of high construction efficiency, work progress stabilization in the prior art and be convenient for moving field/via hole one
Formula Bridge Erector.
Summary of the invention
The purpose of the present invention is to disadvantages mentioned above existing for existing integral type Bridge Erector, provide a kind of double nose-girder types
Integration of transporting and building Bridge Erector.
To achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of double nose-girder type integration of transporting and building Bridge Erectors, including conveying-erecting machine system, guide girder machine system, it is characterised in that: further include
Loop wheel machine system is assisted, the guide girder machine system includes guide girder machine system steel box-girder, and guide girder machine system steel box-girder has two masters
Beam, track of the girder as conveying-erecting machine system, the guide girder machine system steel box-girder plane and the concrete case poured
Top surface of the beam flushes, and auxiliary loop wheel machine system is walked on guide girder machine system steel box-girder.
Preferably, the girder is box girder construction, and top surface two sides are equipped with barricade, and barricade and girder top surface form slot
Type structure improves safety so that conveying-erecting machine system is not easy offset direction, derailing in the walking of guide girder machine system.
The guide girder machine system further includes rear support leg, middle supporting leg and front leg strut.
Further, the rear support leg includes that free bearing, column and rear support leg support cylinder, free bearing are fixed on girder,
Free bearing connects column and girder, and rear support leg support cylinder is mounted below column.
Preferably, one free bearing of setting, two columns and two rear support leg support cylinders, Neng Gouyou below each girder
Effect improves bearing capacity.
Specifically, the middle supporting leg include middle supporting leg supporting roller mechanism, middle supporting leg hooking mechanism, middle supporting leg support cylinder,
Middle supporting leg lower beam, middle supporting leg adjustable supports, there are two the middle supporting leg support cylinders, is movably arranged on two girders respectively
Lower section, there are two the middle supporting leg adjustable supports, is respectively and fixedly installed to below two girders, and the middle supporting leg lower beam connects
The middle supporting leg support cylinder of both lateral sides is connect, there are two the middle supporting leg supporting roller mechanisms, is separately positioned below two girders
Middle supporting leg lower beam on, the middle supporting leg hooking mechanism is arranged in the middle part of middle supporting leg lower beam, the middle supporting leg of both lateral sides
Between support cylinder.
Specifically, the front leg strut includes front leg strut supporting roller mechanism, front leg strut hooking mechanism, front leg strut lower beam and preceding
Supporting leg adjustable supports, there are two the front leg strut adjustable supports, is respectively fixedly disposed at below two girders, the preceding branch
Leg lower beam is arranged between the girder of both lateral sides, and there are two the front leg strut supporting roller mechanisms, is separately positioned on two masters
On front leg strut lower beam below beam, front leg strut hooking mechanism is arranged in the middle part of front leg strut lower beam, the middle supporting leg of both lateral sides
Between support cylinder.
Specifically, the conveying-erecting machine system includes conveying-erecting machine system steel box-girder, preceding running truck, conveying-erecting machine system
System pier top support leg, rear running truck, conveying-erecting machine system hoisting system, the preceding running truck, rear running truck point
Front and back ends part below conveying-erecting machine system steel box-girder is not set, and the conveying-erecting machine system pier top support leg is set
It sets between the forward and backward running truck below conveying-erecting machine system steel box-girder, the conveying-erecting machine system hoisting system setting
On conveying-erecting machine system steel box-girder.
Specifically, the auxiliary loop wheel machine system is arranged on guide girder machine system steel box-girder, including running gear, vertical branch
Frame, hanging beam and boom hoisting.
Specifically, two girders are connected by crossbeam in forward and backward end.
Compared with prior art, the present invention has the following advantages:
1) guide girder machine system steel box-girder is double main beam structures, enhances the lateral stability of guide girder machine, and make conveying-erecting machine
It walks more stable；
2) guide girder machine system steel box-girder plane is flushed with the concrete box beam top surface poured, so that the center of gravity of Bridge Erector entirety is lower,
And walking of the conveying-erecting machine in beam face is more smooth, does not need the adjustment repeatedly for carrying out travel height.
3) leg structure before, during and after optimization design, it is convenient guide girder machine system is removed, is moved, the behaviour such as via hole
Make.
4) configured with auxiliary loop wheel machine system, it both can be used as the tool of assembly and disassembly guide girder machine system girder, can also be used as and lead
Beam machine system moves counterweight when field, via hole.
Detailed description of the invention
Fig. 1 is the main view of double nose-girder type integration of transporting and building Bridge Erectors of the invention；
Fig. 2 is the main view of guide girder machine system in the present invention；
Fig. 3 is the top view of guide girder machine system middle girder structure in the present invention；
Fig. 4 is the left view that conveying-erecting machine system walks state in guide girder machine system uplink in the present invention；
Fig. 5 is the cross-sectional view that the direction A-A indicates guide girder machine system rear support leg structure in Fig. 2；
Fig. 6 is the cross-sectional view that the direction B-B indicates leg structure in guide girder machine system in Fig. 2；
Fig. 7 is the cross-sectional view that the direction C-C indicates guide girder machine system front leg strut structure in Fig. 2；
Fig. 8 is the left view that loop wheel machine system is assisted in invention；
Fig. 9 is the left view for assisting loop wheel machine to walk state in guide girder machine system uplink in invention.
Specific embodiment
Double nose-girder type integration of transporting and building Bridge Erectors of the present invention, belong to equipment for bridge construction, especially suitable for more tunnels
The erection of area's box-girder, below in conjunction with attached drawing of the present invention, the present invention will be further described.It is important to note that wherein
Used term " longitudinal direction " refers to the length direction of bridge, and " transverse direction " refers to vertical in the horizontal plane with the length direction of bridge
Direction, " preceding " refers to the direction that Bridge Erector advances on " longitudinal direction ", and " rear " refers on " longitudinal direction " relative to " rear "
Another direction.
As shown in Figure 1, double nose-girder type integration of transporting and building Bridge Erectors of the present invention, including conveying-erecting machine system 1, guide girder machine
System 2, auxiliary loop wheel machine system 3, the guide girder machine system 2 include guide girder machine system steel box-girder 2a, guide girder machine system steel box-girder
2a has two girders, as Figure 2-3, relative to before single main beam structure, can guarantee the transverse direction of Bridge Erector as far as possible
Stability；In Bridge Erector use process, track of the girder as conveying-erecting machine system 1,1 two sides of conveying-erecting machine system
Tire walk on two girders respectively, shared load weight；The guide girder machine system steel box-girder plane 2a with poured
Concrete box beam (box beam of the reinforced concrete structure) top surface built flushes, and conveying-erecting machine system 1 can be directly from the bridge poured
Beam portion point runs to guide girder machine part, and without carrying out the conversion of travel height, and the center of gravity of entire Bridge Erector reduces, and makes stability
Better optimization is obtained.
In addition, double nose-girder type integration of transporting and building Bridge Erectors of the present invention further include electrically operated system 4, hydraulic system 5,
It is all made of existing mature equipment.
As shown in Figure 2,3, 4, the girder is box girder construction, and top surface two sides are equipped with barricade, barricade and girder top surface
Trench structure is formed, conveying-erecting machine system walks in slot, is not easy to deviate, derail, and further improves the safety of walking.Institute
Two girders stated are connected by crossbeam in forward and backward end, to improve whole stability
As shown in Fig. 2, the guide girder machine system 2 further includes rear support leg 2b, middle supporting leg 2c, front leg strut 2d, in guide girder machine system
The lower section of girder 2a is set gradually from rear to preceding.
As shown in figure 5, wherein rear support leg 2b is the heavily loaded supporting leg during box beam erection, including free bearing 211, column 212
And rear support leg support cylinder 213, free bearing is fixed on girder, and rear support leg 2b is moved together with girder；Free bearing 211 connects
Column 212 and girder 2a are connect, allows girder horizontally movable in a certain range relative to rear support leg 2b, rear support leg support oil
Cylinder 213 is mounted on 212 lower section of column, in use, rear support leg support cylinder 213 is supported on bridge pier.
Preferably, two columns 212 of setting and two rear support leg support cylinders 213 below each girder 2a, so that weight
It is more stable to carry support.
As shown in fig. 6, middle supporting leg 2c includes middle supporting leg supporting roller mechanism 221, middle supporting leg hooking mechanism 222, the support of middle supporting leg
Oil cylinder 223, middle supporting leg lower beam 224, middle supporting leg adjustable supports 225, there are two the middle supporting leg support cylinders 223, respectively
It is movably arranged below two girders, when use is supported on bridge pier；There are two the middle supporting leg adjustable supports 225, solid respectively
Dingan County is below two girders, for adjusting main depth of beam and carrying out temporary support to girder；It is horizontal under the middle supporting leg
Beam 224 connects the middle supporting leg support cylinder 223 of both lateral sides, and there are two middle supporting leg supporting roller mechanisms 221, is separately positioned on two masters
On middle supporting leg lower beam 224 below beam 2a, when the decline of girder height, middle supporting leg supporting roller mechanism 221 contacted with girder 2a；Institute
The middle supporting leg hooking mechanism 222 stated be arranged in 224 middle part of middle supporting leg lower beam, both lateral sides middle supporting leg support cylinder 223 it
Between.When Bridge Erector box girder erection, 1 pier top support leg 1c of conveying-erecting machine system is supported on middle supporting leg lower beam 224, middle supporting leg
2c passes through 223 heavy duty support of support cylinder.
As shown in fig. 7, front leg strut 2d includes horizontal under front leg strut supporting roller mechanism 231, front leg strut hooking mechanism 232, front leg strut
Beam 233 and front leg strut adjustable supports 234, wherein front leg strut pedestal 235, there are two the front leg strut adjustable supports 234, divides
It is not fixed at below two girder 2a, when use is supported on bridge pier, for adjusting main depth of beam and carrying out to girder
Support；The front leg strut lower beam 233 is arranged between the girder 2a of both lateral sides, and when use is placed on bridge pier；It is described
Front leg strut supporting roller mechanism 231 there are two, on the front leg strut lower beam 233 that is arranged in below two girder 2a respectively, work as master
When depth of beam declines, front leg strut supporting roller mechanism 231 contacts with girder 2a；Front leg strut hooking mechanism 232 is arranged under front leg strut horizontal
In the middle part of beam 233, between the middle supporting leg support cylinder 223 of both lateral sides.
Middle supporting leg 2c, front leg strut 2d are movable supporting legs, and middle supporting leg supporting roller mechanism 221, front leg strut supporting roller mechanism 231 are used for
Guide girder machine system girder 2a via hole is driven when via hole, after girder 2a is with rear support leg 2b via hole, is hung by auxiliary loop wheel machine system 3
Middle supporting leg hooking mechanism 222, front leg strut hooking mechanism 232 move middle supporting leg 2c and front leg strut 2d, it is made to reach new construction
Position.
The conveying-erecting machine system 1 includes conveying-erecting machine system steel box-girder 1a, rear running truck 1b, conveying-erecting machine system
Pier top support leg 1c, preceding running truck 1d, conveying-erecting machine system hoisting system 1e, the preceding running truck 1d, rear traveling
The front and back ends part below conveying-erecting machine system steel box-girder 1a, the conveying-erecting machine system pier top support is arranged in trolley 1b
Supporting leg 1c is arranged between the forward and backward running truck 1d below conveying-erecting machine system steel box-girder 1a, the conveying-erecting machine system
1c is arranged on conveying-erecting machine system steel box-girder 1a in hoisting system, can vertically move along conveying-erecting machine system steel box-girder 1a.
Through the above structure, conveying-erecting machine system 1 is when transporting bridge box and beam, preceding running truck 1d and rear running truck 1d
Common driving, the traveling on the top surface for having poured concrete box beam and guide girder machine system steel box-girder 2a, after bridge box and beam transport in place, pier
Top support supporting leg 1c is supported on the middle supporting leg lower beam 224 of pier top；Then running truck 1d comes to nothing before making, rear running truck 1b
Conveying-erecting machine system 1 is supported jointly with pier top support leg 1c, carries out the lowering operation of bridge box and beam.The bridge box and beam has been constructed
Bi Hou, preceding running truck 1d and rear running truck 1d exit beam face, and middle supporting leg adjustable supports 225, front leg strut adjustable supports 234 contract
It returns, so that girder height declines, middle supporting leg supporting roller mechanism 221, front leg strut supporting roller mechanism 231 are contacted with girder 2a, and are driven and led
Beam machine system girder 2a advances to the construction location of next box beam；Then middle supporting leg adjustable supports 225, front leg strut adjustable supports
234 elongations, are supported on new Support Position for guide girder machine system girder 2a.
As Figure 8-9, the auxiliary loop wheel machine system 3 is arranged on guide girder machine system steel box-girder, including running gear,
Vertical rack, hanging beam and boom hoisting help loop wheel machine system 3 that can move along the girder 2a of guide girder machine system, advance in girder 2a
To the construction location of next box beam, auxiliary loop wheel machine system 3 passes through supporting leg hooking mechanism 222, front leg strut hooking machine in hanging
Middle supporting leg 2c and front leg strut 2d are moved at the bridge pier of next box girder construction position, below girder by structure 232, middle supporting leg adjustable supporting
Support 225, front leg strut adjustable supports 234 suitably retract, again by rear support leg support cylinder 213, middle supporting leg adjustable supports 225, in
Supporting leg support cylinder 223, the common support bearing of front leg strut adjustable supports 234, start the construction of new bridge box and beam.
It assists loop wheel machine system 3 in the mobile via hole of guide girder machine system, is alternatively arranged as the counterweight of guide girder machine system, reasonable disposition
Load avoids the accidents such as topple, turn on one's side.
By the above detailed description of the present invention it is known that double nose-girder type integration of transporting and building Bridge Erectors of the present invention
Have many advantages, such as that compact-sized, operation center of gravity is low, construction efficiency is high, security and stability is good, tunnel can be realized without dismantling
Beam construction is transported, according to current technological level, the whole opening box girder of larger width can be set up in tunnel.
Those skilled in the art use double nose-girder type integration of transporting and building Bridge Erectors of the present invention, can not need it is any
In the case where auxiliary equipment, using equipment itself function and accessory, building site transfer, u-turn are carried out, it can also be by single span and more
The cast-in-place beam section of Span Continuous sets up each hole box beam in front and back of the beam section, can largely improve construction efficiency, shorten construction week
Phase reduces construction cost, all has well adapting to property to different types of rridges construction, has good market application prospect.
Finally, it should be noted that although the present invention is described according to specific embodiment, according to the teaching of this article, originally
It is also obvious that field technical staff, which makes other modes modification to the present invention,.Protection scope of the present invention is with claim
The range of book is limited, but other technical solutions with the claims in the present invention without essential distinction, protection that also should be of the invention
In range.
Claims (10)
1. a kind of double nose-girder type integration of transporting and building Bridge Erectors, including conveying-erecting machine system, guide girder machine system, it is characterised in that: also wrap
Auxiliary loop wheel machine system is included, the guide girder machine system includes guide girder machine system steel box-girder, and guide girder machine system steel box-girder has two
Girder, track of the girder as conveying-erecting machine system, described guide girder machine system steel box-girder plane and the concrete that has poured
Box beam top surface flushes, and auxiliary loop wheel machine system is walked on guide girder machine system steel box-girder.
2. Bridge Erector as described in claim 1, it is characterised in that: the girder is box girder construction, and top surface two sides are set
There is barricade, barricade and girder top surface form trench structure.
3. Bridge Erector as claimed in claim 2, it is characterised in that: the guide girder machine system further include rear support leg, middle supporting leg,
And front leg strut.
4. Bridge Erector as claimed in claim 3, it is characterised in that: the rear support leg includes free bearing, column and rear support leg branch
Oil cylinder is supportted, free bearing is fixed on girder, and free bearing connects column and girder, and rear support leg support cylinder is mounted below column.
5. Bridge Erector as claimed in claim 4, it is characterised in that: for the rear support leg, setting below each girder
One free bearing, two columns and two rear support leg support cylinders.
6. such as the described in any item Bridge Erectors of claim 3-5, it is characterised in that: the middle supporting leg includes middle supporting leg carrying roller machine
Structure, middle supporting leg hooking mechanism, middle supporting leg support cylinder, middle supporting leg lower beam, middle supporting leg adjustable supports, the middle supporting leg support
There are two oil cylinders, is movably arranged below two girders respectively, and there are two the middle supporting leg adjustable supports, is respectively and fixedly installed to
Below two girders, the middle supporting leg support cylinder of the middle supporting leg lower beam connection both lateral sides, the middle supporting leg carrying roller
There are two mechanisms, is separately positioned on the middle supporting leg lower beam below two girders, and the middle supporting leg hooking mechanism setting exists
In the middle part of middle supporting leg lower beam, between the middle supporting leg support cylinder of both lateral sides.
7. Bridge Erector as claimed in claim 6, it is characterised in that: the front leg strut includes front leg strut supporting roller mechanism, preceding branch
Leg hooking mechanism, front leg strut lower beam and front leg strut adjustable supports, there are two the front leg strut adjustable supports, fixation is set respectively
It sets below two girders, the front leg strut lower beam is arranged between the girder of both lateral sides, the front leg strut carrying roller
On the front leg strut lower beam that there are two mechanisms, is separately positioned below two girders, front leg strut hooking mechanism is arranged in front leg strut
In the middle part of lower beam, between the middle supporting leg support cylinder of both lateral sides.
8. such as claim 2-5,7 described in any item Bridge Erectors, it is characterised in that: the conveying-erecting machine system includes fortune frame
Beam machine system steel box-girder, preceding running truck, conveying-erecting machine system pier top support leg, rear running truck, conveying-erecting machine system rise
The system of liter, the preceding running truck, rear running truck are separately positioned on the forward and backward end below conveying-erecting machine system steel box-girder
Point, the forward and backward running truck below conveying-erecting machine system steel box-girder is arranged in the conveying-erecting machine system pier top support leg
Between, the conveying-erecting machine system hoisting system is arranged on conveying-erecting machine system steel box-girder.
9. such as claim 2-5,7 described in any item Bridge Erectors, it is characterised in that: the auxiliary loop wheel machine system setting is being led
On beam machine system steel box-girder, including running gear, vertical rack, hanging beam and boom hoisting.
10. such as claim 2-5,7 described in any item Bridge Erectors, it is characterised in that: two girders pass through in forward and backward end
Crossbeam connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910187592.5A CN109944163A (en) | 2019-03-13 | 2019-03-13 | A kind of double nose-girder type integration of transporting and building Bridge Erectors |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910187592.5A CN109944163A (en) | 2019-03-13 | 2019-03-13 | A kind of double nose-girder type integration of transporting and building Bridge Erectors |
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| CN109944163A true CN109944163A (en) | 2019-06-28 |
Family
ID=67008849
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| CN201910187592.5A Pending CN109944163A (en) | 2019-03-13 | 2019-03-13 | A kind of double nose-girder type integration of transporting and building Bridge Erectors |
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Application publication date: 20190628 |
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