CN105648925A - Bridge girder erection machine for erecting sectional assembled box beam - Google Patents

Abstract

The invention discloses a bridge girder erection machine for erecting a sectional assembled box beam. The bridge girder erection machine comprises a bottom horizontal support system, a main beam system, a longitudinal moving system, a cantilever, an assembling rack and an assembling trolley, wherein the main beam system is mounted on the bottom horizontal support system; the longitudinal moving system is used for moving the main beam system in a longitudinal bridge direction; the cantilever is used for lifting box beam sections to the main beam system; the assembling rack is used for assembling a plurality of box beam sections lifted to the main beam system; the assembling trolley is used for assembling the box beam sections; the main beam system is positioned above the bottom horizontal support system; the assembling rack is mounted on the main beam system; the main beam system comprises a left beam and a right beam; a front guide beam and a rear guide beam are mounted on the main beam; the assembling trolley comprises an assembling position adjusting device and a longitudinal moving mechanism; the longitudinal moving mechanism comprises a main beam lifting device and a longitudinal push device for pushing the main beam system to move horizontally in the longitudinal bridge direction. The bridge girder erection machine is reasonable in structural design, convenient to assemble and disassemble, relatively low in overall mounting height, simple and convenient in erection construction process and good in use effect, the sectional assembled box beam erection construction process can be conveniently and rapidly completed, and the assembling precision can be easily controlled.

Description

Section assembling box beam erection bridge formation machine

Technical field

The invention belongs to technical field of bridge construction, especially relate to a kind of section assembling box beam erection bridge formation machine.

Background technology

Along with the development of society, bridge Construction Technology is also in innovation not only, section assembling box girder construction is fast with its speed of application, batch production degree height, level of automation height, raise labour efficiency and environmental compatibility is strong etc. that advantage becomes a kind of new construction technology gradually, and the erection accuracy requirement of section assembling case beam improves too greatly.

The Changjiang river, Wuhu highway two bridge rises from Wuwei County, Wuhu City Shi Jian, connects north riverine expressway highway, through storehouse head, steep ditch, in leap the Changjiang river, rock head mountain, terminates in flourishing E Shan, connects built Wuhu to Tongling motorway, total length about 57 kilometers. The Changjiang river, Wuhu highway two bridge inaction dike north access bridge poplar man bridge section total length 2490m, access bridge expensive mountain, inaction dike north section, total length 1140m, above-mentioned two bridge sections are point left and right two width laterally, and superstructure adopts the 6 track section assembling case beams of 30m across footpath, and double width is totally 242 hole case beam. When adopting section assembling box girder construction method to be constructed by the Changjiang river, Wuhu highway two bridge, engineering amount is big and the construction duration is short, and difficulty of construction is bigger.

Bridge formation machine is the equipment being placed on prefabricated bridge pier by prefabricated beam sheet, bridge formation owner to be comprised upward gas-solid two-phase flow and downstriker bridge formation machine two type, wherein upward gas-solid two-phase flow refers to that crane ' s major girder is positioned at above constructed case beam, by being constructed into molding box beam and bridge pier moves; Downstriker bridge formation machine refers to that crane ' s major girder is positioned at below constructed case beam, moves by bridge pier completely. At present, the bridge formation machine that section assembling box girder construction adopts is mostly upward gas-solid two-phase flow. Compared with downstriker bridge formation machine, upward gas-solid two-phase flow has without the need to laying orbit, play the advantages such as rise is big, easy for installation, but upward gas-solid two-phase flow exists following defect: the first, complete installation is highly higher, and stability is lower;Two, bridge infrastructural requirements is higher, specifically the pier body structure of institute's construction bridges is required high, to meet firmly, to block by support demand; Three, erection construction process is comparatively complicated, need to install pier back timber in advance and carry out suspender and have bad luck, and need to consider that head and the tail are across assembled order; Four, the intervisibility of the assembled process of upward gas-solid two-phase flow beam section is poor, and splicing accuracy is wayward and LFM signal difficulty is bigger.

Summary of the invention

Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of section assembling box beam erection bridge formation machine is provided, its reasonable in design, easy accessibility, complete installation are highly lower and erection construction process easy, result of use is good, section assembling box beam erection construction process can be completed easy, fast, and splicing accuracy is easy to control.

For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of section assembling box beam erection bridge formation machine, it is characterized in that: comprise bottom horizontal supporting system, the girder system being arranged on the horizontal supporting system of described bottom, described girder system is carried out the vertical shift system of vertical bridge to movement, cantilever in box girder segment lifting to described girder system is hung, confession lifts the assembled assembled frame of the multiple described box girder segment to described girder system and box girder segment is carried out assembled assembly car, described girder system is positioned at above the horizontal supporting system of described bottom, described assembled frame is installed in described girder system, described cantilever hangs the back side top being positioned at described girder system,

Described girder system comprises the connection beam that two, left and right symmetry is arranged on the horizontal supporting system of described bottom and is all connected between two described girders along vertical bridge from front to back to the girder laid and Duo Dao; The front side of two described girders is all provided with a front launching nose and the rear side of the two is all provided with a back launching nose, and girder described in each is all laid on same vertical plane with the front launching nose and back launching nose that are positioned at side before and after it;

Described assembly car comprises assembled position setting device and the drive described assembled position vertical vertical shift mechanism of bridge to movement of setting device that the assembled position to box girder segment adjusts; Described vertical shift mechanism comprises two and is laid on two described girders respectively and can indulge the assembled dolly of bridge to movement, and two described assembled dollies are symmetrically laid; Described assembled position setting device comprises two can be supported in the position adjusting mechanism below the top board left and right sides of box girder segment respectively, and two described position adjusting mechanism symmetries are laid on two described assembled dollies;

Described bottom horizontal supporting system comprises the vertical bridge in three edges to the base support means laid from front to back, the structure of three described base support means all identical and its be laid in same plane; Described base support means comprises the pier-side bracket being fixed on bridge pier and the horizontal support device being arranged on pier-side bracket, described horizontal support device comprises two the support chassis supported by two described girders respectively in left and right, two described support chassis symmetries are installed on above the left and right sides of pier-side bracket, and two described girders are supported on two described support chassis respectively;

Described vertical shift system comprises the main cable and girder device described girder system lifted and promotes described girder system to promote device along vertical bridge to the vertical shift moved horizontally; Described main cable and girder device comprise the front suspension bracket that can be supported on bridge pier and be arranged in front suspension bracket after the suspension bracket of side, described front suspension bracket and middle suspension bracket are all laid along direction across bridge, the left and right sides of described front suspension bracket is arranged on two described front launching noses respectively, and the left and right sides of described middle suspension bracket is arranged on two described girders or two described back launching noses respectively; Described vertical shift promotion device comprises the vertical shift pushing mechanism that three components is not arranged in three described horizontal support device, often organize described vertical shift pushing mechanism and include two the vertical shift pushing mechanisms that respectively two described girders are carried out pushed forward in left and right, on two symmetrical two described support chassis being arranged in described horizontal support device of described vertical shift pushing mechanism.

Above-mentioned section assembling box beam erection bridge formation machine, is characterized in that: the quantity of described middle suspension bracket is one or more, and multiple described middle suspension bracket is along vertical bridge to laying from front to back;

Described front suspension bracket comprises the first lifting cross beam along direction across bridge laying, multiple the first lifting part being laid in the first vertical support piece below the first lifting cross beam from left to right and lifted respectively by two described front launching noses, and two described first lifting parts are laid in below the left and right sides of the first lifting cross beam respectively;

Described middle suspension bracket comprises the 2nd lifting cross beam along direction across bridge laying, multiple the 2nd lifting part being laid in the 2nd vertical support piece below the 2nd lifting cross beam from left to right and lifted respectively by two described girders, and two described 2nd lifting parts are laid in below the left and right sides of the 2nd lifting cross beam respectively.

Above-mentioned section assembling box beam erection bridge formation machine, it is characterized in that: described vertical shift pushing mechanism comprise push away along vertical bridge to the longitudinal direction top laid oil cylinder and can bottom girder before and after the straight skidding seat of slippage, be provided with bottom described girder one for straight skidding seat slippage vertically move track, described in vertically move track along girder length direction lay and its underface being positioned at girder; The rear portion that described longitudinally top pushes away oil cylinder is arranged on support chassis in hinged way and its front end is arranged on straight skidding seat in hinged way.

Above-mentioned section assembling box beam erection bridge formation machine, is characterized in that: described girder is the girder steel being spliced by multiple main girder segment, and multiple described main girder segment is along vertical bridge to laying from front to back; Described in each, main girder segment is rectangular beam;

Described connection beam, front launching nose and back launching nose all girder framees for being spliced by many rod members.

Above-mentioned section assembling box beam erection bridge formation machine, it is characterized in that: described assembled frame comprises multiple built-up type assembling support that multiple described box girder segment carries out horizontal support respectively, the structure of multiple described built-up type assembling support is all identical and it is along vertical bridge to laying from front to back; Built-up type assembling support described in each includes the beam side stand component of two symmetric support below the top board left and right sides of box girder segment, and two described beam side stand components are symmetrically laid and the two is installed on two described girders respectively.

Above-mentioned section assembling box beam erection bridge formation machine, it is characterized in that: described cantilever bull ladle draw together be positioned at described girder system back side top cantilever hanger, be arranged on cantilever hanger and the jacklift that moves forward and backward can be carried out on cantilever hanger and carry out box girder segment lifting and the rotary hanger that can be horizontally rotated by lift box girder segment, described cantilever hanger is along vertical bridge to laying, and described rotary hanger is lifted on jacklift;

Described pier-side bracket comprises the fixing support being fixed on bridge pier, described fixing support comprises upper frame and is positioned at the lower framework below upper frame, described upper frame and lower framework are rectangle framework and the two is all set with and is fixed on bridge pier, are connected by many roads frame body union lever between described upper frame and lower framework; Described support bracket fastened left side be provided with left side bracket and its on the right side of be provided with right brackets, described left side bracket and described right brackets are symmetrically laid; Described left side bracket comprises multiple Left-side support frame all laid along direction across bridge, described right brackets comprises multiple Right side support frame all laid along direction across bridge, multiple described Left-side support frame is along vertical bridge to laying from front to back, and multiple described Right side support frame is along vertical bridge to laying from front to back.

Above-mentioned section assembling box beam erection bridge formation machine, is characterized in that: be all provided with the vertical shift track that an assembled dolly of confession is movable on two described girders, and described vertical shift track is along vertical bridge to laying, and described assembled dolly is installed on vertical shift track;

Described assembled dolly comprises vehicle frame, be arranged on bottom of frame and along the movable running gear of vertical shift track and the hoofing part mechanism that driven by described running gear, described hoofing part mechanism is arranged on vehicle frame, and described running gear is connected with described hoofing part mechanism driving;

Two described position adjusting mechanisms in the setting device of described assembled position lay respectively at the left and right sides of assembled frame;

Described position adjusting mechanism comprises two and is arranged on before and after vehicle frame the vertical supporting frame above both sides respectively, two horizontal sliding tracks being arranged on two described vertical supporting framves respectively, two carry out along two described horizontal sliding tracks moving forward and backward respectively erect to movable stand, two are arranged on two described erecting respectively and drive two described to erect the horizontal adjustment mechanism carrying out direction across bridge and moving to movable stand respectively to the elevation adjustment mechanism on movable stand and two, two described horizontal adjustment mechanisms are arranged on outside two described vertical supporting framves respectively, and two described horizontal adjustment mechanisms are connected to movable stand with two described erecting respectively, described elevation adjustment mechanism is in vertically to laying, and described horizontal adjustment mechanism is laid along direction across bridge and it is that level is laid, two described erecting are arranged on two described horizontal sliding tracks respectively to movable stand.

Above-mentioned section assembling box beam erection bridge formation machine, is characterized in that: described elevation adjustment mechanism and described horizontal adjustment mechanism are hydraulic climbing mechanism;

Described vertical shift track comprises the rail that left and right twice are parallel laying, and rail described in twice is all along vertical bridge to laying;

Described running gear comprises two and is arranged on below the vehicle frame left and right sides respectively and travel mechanism that can be movable on rail described in twice respectively, described hoofing part mechanism is travel driving motor, and two described travel mechanisms are all in transmission connection with travel driving motor.

Above-mentioned section assembling box beam erection bridge formation machine, it is characterized in that: described support chassis comprise be arranged on pier-side bracket bogie frame, two be arranged on before and after bogie frame above both sides respectively and girder is carried out spacing outside stop means by the supporting device supported by girder from the bottom to top and two, two described outside stop means are arranged on above the both sides, front and back of bogie frame respectively, and two described supporting devices are all between two described outside stop means;

The structure of two described supporting devices is identical, described supporting device comprises support roller below the girder left and right sides of the installation shaft laid along direction across bridge, two symmetric support and two symmetries are arranged on the vertical supporting seat above the bogie frame left and right sides, two described support rollers are all arranged on the installation shaft left and right sides along vertical bridge to laying and the two respectively, and the two ends, left and right of described installation shaft are arranged on two described vertical supporting seats respectively;

The structure of two described outside stop means is identical; Described outside stop means comprises the symmetrical outside position-limit mechanism laid in two, left and right; Described outside position-limit mechanism comprise be arranged on bogie frame bottom mount pad, be positioned at bottom mount pad above middle part erecting frame and be arranged on middle part erecting frame on and be mounted on outside girder extension wheel, described extensions wheel along indulge bridge to laying; The left and right sides, bottom of described girder is provided with and mounts platform for what hang that wheel mounts, described in mount platform along vertical bridge to laying, described extension wheel be positioned at mount above platform and its can mount on platform movable; It is connected by link span between described middle part erecting frame and bottom mount pad, it is connected all in hinged way between described link span with middle part erecting frame and bottom mount pad.

Above-mentioned section assembling box beam erection bridge formation machine, is characterized in that: the quantity hanging wheel in the position-limit mechanism of described outside is multiple, and multiple described extension wheel is along vertical bridge to laying from front to back;

Being provided with the support column supported by girder between two described supporting devices, the top height of described support column is lower than the top height of supporting device.

The present invention compared with prior art has the following advantages:

1, reasonable in design, processing and fabricating convenience and input cost are lower.

2, complete installation is highly lower, stability height.

3, structure simply and dismounts easy, the girder system that mainly comprise bottom horizontal supporting system, is arranged on the horizontal supporting system of bottom, girder system is carried out vertical bridge to the vertical shift system of movement, box girder segment lifting to the cantilever in girder system is hung, for lifting to the assembled assembled frame of the multiple box girder segments in girder system and box girder segment is carried out assembled assembly car, girder system is positioned at above the flat support system of bottom water, assembled frame is installed in girder system, cantilever hangs the back side top being positioned at girder system, actual installation simplicity and convenient disassembly.

4, the assembly car structure adopted is simple, reasonable in design and processing and fabricating is easy, input cost is lower, mainly comprises assembled position setting device and the drive assembled position vertical vertical shift mechanism of bridge to movement of setting device that the assembled position to box girder segment to be adjusted adjusts; Vertical shift mechanism comprises two can indulge the assembled dolly of bridge to movement.

5, the assembly car that adopts uses easy and simple to handle and adjustment process to be easy to control, when the assembled position of box girder segment is adjusted, adopt two elevation adjustment mechanisms in the setting device of assembled position to be adjusted by the left and right sides elevation of box girder segment respectively, the left and right sides elevation of box girder segment can be carried out simplicity, fast and accurately adjusts by controlling the top lifting height of two elevation adjustment mechanisms; Adopt two horizontal adjustment mechanisms in the setting device of assembled position, along direction across bridge, the position of box girder segment is carried out left and right adjustment, the direction across bridge position of box girder segment can be carried out simplicity, fast and accurately adjusts by controlling the top lifting height of two horizontal adjustment mechanisms; Adopt two assembled dollies along vertical bridges to adjustment before and after the position of box girder segment being carried out, the vertical bridge of box girder segment can be carried out simplicity to position by the vertical bridge that controls two assembled dollies to displacement, fast and accurately adjust, only need a people just can complete adjustment process, saving of work and time. Further, owing to elevation adjustment mechanism and horizontal adjustment mechanism are hydraulic climbing mechanism, thus control simplicity and control accuracy height. When the vertical bridge of assembled dolly being controlled to displacement, only needing travel driving motor to be controlled, control is easy and control accuracy height. Thus, the control process of elevation adjustment mechanism, horizontal adjustment mechanism and assembled dolly (specifically travel driving motor) is automatic control process, control simplicity and control accuracy height.

6, the assembly car result of use adopted is good, can be easy, complete the three-dimensional coordinate adjustment process of box girder segment fast, by elevation adjustment mechanism, horizontal adjustment mechanism and assembled dolly realize the automatic accurate adjustment object of the assembled position of box girder segment, thus the automatic contraposition realizing box girder segment is assembled, and can effectively solve that existing Artificial Control accurate adjustment dolly carries out that box girder segment three-dimensional coordinate inflation method exists required labor force is many and action synchronism requires high, two surveys are needed to establish personnel and four accurate adjustment dolly operators jointly to coordinate during accurate adjustment, adopt and adjust mode manually, need repeated multiple times adjustment, adjusting range can only rely on the operating experience of accurate adjustment dolly operator to control, the problem such as adjustment process is wayward and Adjustment precision is lower.Further, assembly car can cooperatively interact with assembled frame, it is achieved box girder segment carries out the assembled object of automatic contraposition in girder system, can effectively ensure splicing accuracy and assembled after whole Kong Liang linear. Thus, assembly car has the advantage that hydraulic drive carries out accurate adjustment, adopts four-point supporting, 3 equilibrium principles, box girder segment can be carried out all around and three-dimensional adjustment up and down, avoiding box girder segment single-point excessive by power, assembly car can be utilized simultaneously to realize box girder segment carrying, saving of work and time is laborsaving.

7, the assembled shelf structure adopted is simple, reasonable in design and installation laying is easy, result of use is good, comprise multiple built-up type assembling support that respectively multiple box girder segment is carried out horizontal support, each built-up type assembling support includes the beam side stand component of two symmetric support below the top board left and right sides of box girder segment, for box girder segment splicing provides a platform for lining stable, reliable.

8, the vertical shift system structure design adopted rationally, use easy and simple to handle and result of use good, comprise main cable and girder device girder system lifted and promote girder system to promote device along vertical bridge to the vertical shift moved horizontally; Wherein, main cable and girder device comprise the front suspension bracket that can be supported on bridge pier and be arranged in front suspension bracket after the suspension bracket of side, vertical shift promotion device comprises the vertical shift pushing mechanism that three components is not arranged in three described horizontal support device, often organize vertical shift pushing mechanism and include two the vertical shift pushing mechanisms that respectively two girders are carried out pushed forward in left and right, on two symmetrical two support chassis being arranged in horizontal support device of vertical shift pushing mechanism. When hole operation crossed by bridge formation machine, adopt vertical shift system architecture to realize formula reach voluntarily, do not rely on weight handling equipment, it is not necessary to support component is installed, and longitudinal reach process is steady and longitudinal reach process is easy to control.

9, the bottom horizontal supporting system structure adopted is simple, reasonable in design and dismounting is easy, result of use is good, comprise the vertical bridge in three edges to the base support means laid from front to back, base support means comprises the pier-side bracket being fixed on bridge pier and the horizontal support device being arranged on pier-side bracket, horizontal support device includes two the support chassis supported by two described girders respectively in left and right, and two support chassis symmetries are installed on above the left and right sides of pier-side bracket. During actual use, bottom this, horizontal supporting system is directly supported on bridge pier, supports firm, reliable, and requires low to pier body structure.

10, the support chassis structure adopted is simple, reasonable in design and use easy and simple to handle, result of use is good, comprise the bogie frame being arranged on pier-side bracket, two are arranged on before and after bogie frame above both sides and girder is carried out spacing outside stop means by the supporting device supported by girder from the bottom to top and two respectively, two outside stop means are arranged on above the both sides, front and back of bogie frame respectively, two supporting devices are all between two described outside stop means, can not only provide steadily for girder system, secure support, and can guarantee that the vertical bridge of girder system moves past forward Cheng Pingwen and carries out, can ensure that the vertical bridge of girder system is to the mobile center axis not deviateing constructed case beam simultaneously.

11, result of use is good and practical value height, there is downstriker girder, cantilever hang feed beam, assembly car precision regulating beam and vertical shift system automatically vertical bridge many-sided advantage such as move forward, self-contained height is low, stability height, assembly car matches with assembled frame and positions assembled in girder system by whole Kong Liang, install in advance without the need to pier back timber, suspender have bad luck, and without the need to consider head and the tail across assembled order, easy and simple to handle;Meanwhile, intervisibility is good, and splicing accuracy is easy to control and LFM signal is easy, quick.

In sum, present configuration is reasonable in design, easy accessibility, complete installation are highly lower and erection construction process is easy, result of use is good, can complete section assembling box beam erection construction process easy, fast, and splicing accuracy is easy to control.

Below by drawings and Examples, the technical scheme of the present invention is described in further detail.

Accompanying drawing explanation

Fig. 1 is the using state reference drawing of the present invention.

Fig. 2 is girder of the present invention and the structural representation being connected beam.

Fig. 3 is girder of the present invention, the structural representation connecting beam and outside support.

Fig. 4 is girder of the present invention, the direction across bridge connection state schematic diagram connecting beam and outside support.

Fig. 5 is the using state reference drawing of suspension bracket before the present invention.

Fig. 6 is the structural representation of suspension bracket in the present invention.

Fig. 7 is the structural representation of the assembled frame of the present invention and girder.

Fig. 8 is the direction across bridge installation position schematic diagram of the assembled frame of the present invention and assembly car.

Fig. 9 is the using state reference drawing that cantilever of the present invention hangs.

Figure 10 is the using state reference drawing of pier-side bracket of the present invention.

Figure 11 is the vertical view of Figure 10.

Figure 12 is the structural representation that the present invention supports chassis.

Figure 13 be the present invention support chassis vertical bridge to installation position schematic diagram.

Figure 14 is the structural representation of assembly car of the present invention.

Figure 15 is the using state reference drawing of assembly car of the present invention.

Figure 16 is the using state reference drawing of vertical shift pushing mechanism of the present invention.

Constructional method FB(flow block) when Figure 17 is adopt the present invention to be set up by case beam.

Description of reference numerals:

1 box girder segment; 2 cantilevers hang; 2-1 cantilever hanger;

2-2 jacklift; 2-3 rotary hanger; 3 assembled framves;

3-11 front side frame; Side stand after 3-12; The longitudinal link span of 3-13;

3-14 vertical supporting post; 3-15 horizontal support backing plate; 4-1 girder;

4-11 mounts platform; Support outside 4-12; 4-13 vertically moves track;

4-2 connects beam; 4-3 front launching nose; 4-4 back launching nose;

5 assembly cars; The assembled dolly of 5-1; 5-11 vehicle frame;

5-12 vertical supporting frame; 5-13 horizontal sliding track; 5-14 erects to movable stand;

5-15 elevation adjustment screw block; 5-16 laterally adjusts oil cylinder; 5-17 travel mechanism;

5-18 travel driving motor; 5-19 braking motor; 5-2 vertical shift track;

6 pier-side brackets; 6-1 upper frame; Framework under 6-2;

6-3 frame body union lever; 6-4 Left-side support frame; 6-5 Right side support frame;

7 bridge piers; 8 support chassis; 8-1 bogie frame;

8-2 supporting device; 8-21 support roller; 8-22 installation shaft;

8-23 vertical supporting seat; Stop means outside 8-3; Position-limit mechanism outside 8-31;

Mount pad bottom 8-311; Erecting frame in the middle part of 8-312; 8-313 hangs wheel;

8-314 link span; 8-4 vertical supporting mechanism; Suspension bracket before 9;

9-1 first lifting cross beam; 9-2 first vertical support piece;

9-3 first lifting part; Suspension bracket in 10; 10-1 the 2nd lifting cross beam;

10-2 the 2nd vertical support piece; 10-3 the 2nd lifting part; 11 vertical shift pushing mechanisms;

11-1 longitudinally pushes away oil cylinder in top; 11-2 straight skidding seat; 11-3 pulley;

11-4 oil cylinder bracing frame; 11-5 hinged seat; 12 lateral pushing oil cylinders.

Embodiment

As shown in Figure 1, the present invention comprises bottom horizontal supporting system, the girder system being arranged on the horizontal supporting system of described bottom, described girder system is carried out the vertical shift system of vertical bridge to movement, box girder segment 1 is lifted to the cantilever in described girder system and hang 2, confession lifts the assembled assembled frame 3 of the multiple described box girder segment 1 to described girder system and box girder segment 1 is carried out assembled assembly car 5, described girder system is positioned at above the horizontal supporting system of described bottom, described assembled frame 3 is installed in described girder system, described cantilever hangs the back side top that 2 are positioned at described girder system.

Composition graphs 2, Fig. 3 and Fig. 4, described girder system comprises the connection beam 4-2 that two, left and right symmetry is arranged on the horizontal supporting system of described bottom and is all connected between two described girder 4-1 along vertical bridge from front to back to girder 4-1 and Duo Dao laid; The front side of two described girder 4-1 is all provided with a front launching nose 4-3 and the rear side of the two is all provided with a back launching nose 4-4, and girder 4-1 described in each is all laid on same vertical plane with the front launching nose 4-3 and back launching nose 4-4 that are positioned at side before and after it.

As shown in Figure 14, Figure 15, described assembly car 5 comprises assembled position setting device and the drive described assembled position vertical vertical shift mechanism of bridge to movement of setting device that the assembled position to box girder segment 1 adjusts; Described vertical shift mechanism comprises two and is laid on two described girder 4-1 respectively and can indulge the assembled dolly 5-1 of bridge to movement, and two described assembled dolly 5-1 symmetrically lay; Described assembled position setting device comprises two can be supported in the position adjusting mechanism below the top board left and right sides of box girder segment 1 respectively, and two described position adjusting mechanism symmetries are laid on two described assembled dolly 5-1;

In conjunction with Figure 10, Figure 11, Figure 12 and Figure 13, described bottom horizontal supporting system comprises the vertical bridge in three edges to the base support means laid from front to back, the structure of three described base support means all identical and its be laid in same plane; Described base support means comprises the pier-side bracket 6 being fixed on bridge pier 7 and the horizontal support device being arranged on pier-side bracket 6, described horizontal support device comprises two the support chassis 8 supported by two described girder 4-1 respectively in left and right, two described support chassis 8 symmetries are installed on above the left and right sides of pier-side bracket 6, and two described girder 4-1 are supported on two described support chassis 8 respectively.

Described vertical shift system comprises the main cable and girder device described girder system lifted and promotes described girder system to promote device along vertical bridge to the vertical shift moved horizontally. Described main cable and girder device comprises the front suspension bracket 9 that can be supported on bridge pier 7 and is arranged in the suspension bracket 10 of the rear side of front suspension bracket 9, described front suspension bracket 9 and middle suspension bracket 10 are all laid along direction across bridge, the left and right sides of described front suspension bracket 9 is arranged on two described front launching nose 4-3 respectively, and the left and right sides of described middle suspension bracket 10 is arranged on two described girder 4-1 or two described back launching nose 4-4 respectively. As shown in figure 17, described vertical shift promotion device comprises the vertical shift pushing mechanism 11 that three components is not arranged in three described horizontal support device, often organize described vertical shift pushing mechanism 11 to include on two described support chassis 8 that described vertical shift pushing mechanism 11 symmetry of vertical shift pushing mechanism 11, two that two described girder 4-1 carry out pushed forward by left and right two respectively is arranged in described horizontal support device.

In the present embodiment, as shown in Figure 3, described girder 4-1 is the girder steel being spliced by multiple main girder segment, and multiple described main girder segment is along vertical bridge to laying from front to back; Described in each, main girder segment is rectangular beam;

In the present embodiment, as shown in Figure 4, described connection beam 4-2, front launching nose 4-3 and back launching nose 4-4 all girder framees for being spliced by many rod members.

During actual use, the quantity of described middle suspension bracket 10 is one or more, and multiple described middle suspension bracket 10 is along vertical bridge to laying from front to back.

In the present embodiment, the quantity of described middle suspension bracket 10 is two. In actual use procedure, can according to specific needs, the quantity of centering suspension bracket 10 adjusts accordingly.

As shown in Figure 5, described front suspension bracket 9 comprises the first lifting cross beam 9-1, multiple the first lifting part 9-3 being laid in the first vertical support piece 9-2 below the first lifting cross beam 9-1 from left to right and lifted respectively by two described front launching nose 4-3 that lay along direction across bridge, and two described first lifting part 9-3 are laid in below the left and right sides of the first lifting cross beam 9-1 respectively.

As shown in Figure 6, described middle suspension bracket 10 comprises the 2nd lifting cross beam 10-1, multiple the 2nd lifting part 10-3 being laid in the 2nd vertical support piece 10-2 below the 2nd lifting cross beam 10-1 from left to right and lifted respectively by two described girder 4-1 that lay along direction across bridge, and two described 2nd lifting part 10-3 are laid in below the left and right sides of the 2nd lifting cross beam 10-1 respectively.

In the present embodiment, two described front launching nose 4-3 symmetrically lay and the anterior guiding mechanism of the two composition, and described front suspension bracket 9 is positioned at the front side top of described front side guiding mechanism; Two described back launching nose 4-4 symmetrically lay.

Further, in described front suspension bracket 9, the quantity of the first vertical support piece 9-2 is two, and two described first vertical support piece 9-2 symmetries are laid in below the left and right sides of the first lifting cross beam 9-1 and the two is between two described first lifting part 9-3.

In the present embodiment, in described middle suspension bracket 10, the quantity of the 2nd vertical support piece 10-2 is two, and two described 2nd vertical support piece 10-2 symmetries are laid in below the left and right sides of the 2nd lifting cross beam 10-1 and the two is between two described 2nd lifting part 10-3.

During actual use, described first lifting part 9-3 is connected between the first lifting cross beam 9-1 and front launching nose 4-3, and described 2nd lifting part 10-3 is connected between the 2nd lifting cross beam 10-1 and girder 4-1.

In the present embodiment, described first lifting part 9-3 identical with the structure of the 2nd lifting part 10-3 and the two include many roads in vertically to the fining twisted steel laid.

As shown in figure 16, described vertical shift pushing mechanism 11 comprise push away along vertical bridge to the longitudinal direction top laid oil cylinder 11-1 and can bottom girder 4-1 before and after the straight skidding seat 11-2 of slippage, be provided with bottom described girder 4-1 one for straight skidding seat 11-2 slippage vertically move track 4-13, described in vertically move track 4-13 along girder 4-1 length direction lay and its underface being positioned at girder 4-1; The rear portion that described longitudinally top pushes away oil cylinder 11-1 is arranged on support chassis 8 in hinged way and its front end is arranged on straight skidding seat 11-2 in hinged way.

In the present embodiment, described straight skidding seat 11-2 comprises a body and the pulley 11-3 that is arranged on described seat body, and the quantity of described pulley 11-3 is front and back two upper lateral part that two and two described pulley 11-3 are arranged on described seat body respectively. The described front end vertically moving track 4-13 is arranged on described seat body in hinged way.

As shown in Figure 7, Figure 8, described assembled frame 3 comprises multiple built-up type assembling support that multiple described box girder segment 1 carries out horizontal support respectively, and the structure of multiple described built-up type assembling support is all identical and it is along vertical bridge to laying from front to back; Built-up type assembling support described in each includes the beam side stand component 3-1 of two symmetric support below the top board left and right sides of box girder segment 1, and two described beam side stand component 3-1 symmetrically lay and the two is installed on two described girder 4-1 respectively.

In the present embodiment, described beam side stand component 3-1 comprises front side frame 3-11, the rear side stand 3-12 of side and longitudinal link span 3-13 of being connected between front side frame 3-11 and rear side stand 3-12 after front side frame 3-11, described front side frame 3-11 and rear side stand 3-12 all lays along direction across bridge and the two is triangular supports, and described longitudinal link span 3-13 is along vertical bridge to laying;Described front side frame 3-11 and rear side stand 3-12 is provided with the vertical supporting post 3-14 that the top board to box girder segment 1 supports; Described vertical supporting post 3-14 top is provided with horizontal support backing plate 3-15.

In the present embodiment, described vertical supporting post 3-14 is hydraulic supporting dagger.

During actual use, described vertical supporting post 3-14 can also adopt the Height Adjustable pillar of other type.

As shown in Figure 9, described cantilever hang 2 comprise be positioned at described girder system back side top cantilever hanger 2-1, be arranged on cantilever hanger 2-1 and the jacklift 2-2 that moves forward and backward can be carried out on cantilever hanger 2-1 and carry out box girder segment 1 lifting and the rotary hanger 2-3 that can be horizontally rotated by lift box girder segment 1, described cantilever hanger 2-1 is along vertical bridge to laying, and described rotary hanger 2-3 is lifted on jacklift 2-2.

As shown in Figure 10, Figure 11, described pier-side bracket 6 comprises the fixing support being fixed on bridge pier 7, described fixing support comprises upper frame 6-1 and is positioned at the lower framework 6-2 below upper frame 6-1, described upper frame 6-1 and lower framework 6-2 is rectangle framework and the two is all set with and is fixed on bridge pier 7, is connected by many roads frame body union lever 6-3 between described upper frame 6-1 and lower framework 6-2; Described support bracket fastened left side be provided with left side bracket and its on the right side of be provided with right brackets, described left side bracket and described right brackets are symmetrically laid; Described left side bracket comprises multiple Left-side support frame 6-4 all laid along direction across bridge, described right brackets comprises multiple Right side support frame 6-5 all laid along direction across bridge, multiple described Left-side support frame 6-4 is along vertical bridge to laying from front to back, and multiple described Right side support frame 6-5 is along vertical bridge to laying from front to back.

In the present embodiment, the structure of multiple described Left-side support frame 6-4 all identical with size and its be all laid in same level, described Left-side support frame 6-4 comprises the first horizontal support bar and is supported in the first skewed horizontal load bar below described first horizontal support bar, the inner of described first horizontal support bar is fixed on upper frame 6-1, and the upper end of described first skewed horizontal load bar is supported in the outer end of described first horizontal support bar and its lower end is fixed on lower framework 6-2; The structure of multiple described Right side support frame 6-5 all identical with size and its be all laid in same level, described Right side support frame 6-5 comprises the 2nd horizontal support bar and is supported in the 2nd skewed horizontal load bar below described 2nd horizontal support bar, the inner of described 2nd horizontal support bar is fixed on upper frame 6-1, and the upper end of described 2nd skewed horizontal load bar is supported in the outer end of described 2nd horizontal support bar and its lower end is fixed on lower framework 6-2.

Further, the quantity of described frame body union lever 6-3 is four roads, and described in four roads, frame body union lever 6-3 is connected between four summits of upper frame 6-1 and four summits of lower framework 6-2.

In the present embodiment, described pier-side bracket 6 is profile steel bracket.

As shown in Fig. 8, Figure 14 and Figure 15, two described girder 4-1 being all provided with the vertical shift track 5-2 that an assembled dolly 5-1 of confession is movable, described vertical shift track 5-2 is along vertical bridge to laying, and described assembled dolly 5-1 is installed on vertical shift track 5-2.

In the present embodiment, described assembled dolly 5-1 comprises vehicle frame 5-11, be arranged on bottom vehicle frame 5-11 and along the movable running gear of vertical shift track 5-2 and the hoofing part mechanism that driven by described running gear, described hoofing part mechanism is arranged on vehicle frame 5-11, and described running gear is connected with described hoofing part mechanism driving.

Two described position adjusting mechanisms in the setting device of described assembled position lay respectively at the left and right sides of assembled frame 3.

Described position adjusting mechanism comprises two and is arranged on before and after vehicle frame 5-11 the vertical supporting frame 5-12 above both sides respectively, two horizontal sliding track 5-13 being arranged on two described vertical supporting frame 5-12 respectively, two carry out along two described horizontal sliding track 5-13 moving forward and backward respectively erect to movable stand 5-14, two are arranged on two described erecting respectively and drive two described to erect the horizontal adjustment mechanism carrying out direction across bridge and moving to movable stand 5-14 respectively to the elevation adjustment mechanism on movable stand 5-14 and two, two described horizontal adjustment mechanisms are arranged on outside two described vertical supporting frame 5-12 respectively, and two described horizontal adjustment mechanisms respectively erect described with two be connected to movable stand 5-14, described elevation adjustment mechanism is in vertically to laying, and described horizontal adjustment mechanism is laid along direction across bridge and it is that level is laid, two described erecting are arranged on two described horizontal sliding track 5-13 respectively to movable stand 5-14.

In the present embodiment, two described assembled dolly 5-1 symmetrically lay and the two lay respectively at the left and right sides of assembled box girder segment 1.

During actual use, described elevation adjustment mechanism and described horizontal adjustment mechanism are hydraulic climbing mechanism.

And, described elevation adjustment mechanism is elevation adjustment screw block 5-15 or erects to jacking cylinder, described horizontal adjustment mechanism is for laterally adjusting oil cylinder 5-16 or laterally adjust screw block, and described elevation adjustment screw block 5-15 and described laterally adjustment screw block are whisky jack.

In the present embodiment, described elevation adjustment mechanism is elevation adjustment screw block 5-15, and described horizontal adjustment mechanism is laterally adjust oil cylinder 5-16.

In the present embodiment, described vertical shift track 5-2 comprises the rail that left and right twice are parallel laying, and rail described in twice is all along vertical bridge to laying.

Described running gear comprises two and is arranged on below the vehicle frame 5-11 left and right sides respectively and travel mechanism 5-17 that can be movable on rail described in twice respectively, described hoofing part mechanism is travel driving motor 5-18, and two described travel mechanism 5-17 are all in transmission connection with travel driving motor 5-18.

As shown in Figure 4, Figure 5, the left and right sides, described girder 4-1 top is provided with the outside support 4-12 supported by vertical shift track 5-2.

In the present embodiment, described outside support 4-12 lays along direction across bridge.

Further, the described girder 4-1 left and right sides is provided with multiple described outside support 4-12 all from front to back.

When being installed by vertical shift track 5-2, the rail being positioned at inner side in described vertical shift track 5-2 is arranged on girder 4-1, and the rail being positioned at outside in described vertical shift track 5-2 is arranged in the support platform being made up of multiple described outside support 4-12.

In the present embodiment, in described running gear the structure of two described travel mechanism 5-17 identical and the two symmetrically lay.

And, described travel mechanism 5-17 is wheel type traveling mechanism, described wheel type traveling mechanism comprise be arranged on vehicle frame 5-11 wheel carrier, be arranged on the front walking wheel on front side of described wheel carrier and be arranged on described wheel carrier after the rear walking wheel of side, described rear walking wheel is that motion-work wheel and its wheel shaft are in transmission connection by the first transmission rig and travel driving motor 5-18.

During actual use, described travel mechanism 5-17 can also adopt the travel mechanism of other type.

In the present embodiment, described wheel type traveling mechanism also comprises braking motor 5-19, and the wheel shaft of described front walking wheel is in transmission connection by the 2nd transmission rig and braking motor 5-19;Described braking motor 5-19 is arranged on described wheel carrier.

As shown in Figure 12 and Figure 13, described support chassis 8 comprise be arranged on pier-side bracket 6 bogie frame 8-1, two be arranged on respectively before and after bogie frame 8-1 above both sides and supporting device 8-2 and two from the bottom to top girder 4-1 supported girder 4-1 carried out spacing outside stop means 8-3, two described outside stop means 8-3 are arranged on above the both sides, front and back of bogie frame 8-1 respectively, and two described supporting device 8-2 are all between two described outside stop means 8-3.

The structure of two described supporting device 8-2 is identical, described supporting device 8-2 comprises support roller 8-21 and two symmetry below the girder 4-1 left and right sides of the installation shaft 8-22 laid along direction across bridge, two symmetric support and is arranged on the vertical supporting seat 8-23 above the bogie frame 8-1 left and right sides, two described support roller 8-21 are all arranged on the installation shaft 8-22 left and right sides along vertical bridge to laying and the two respectively, and the two ends, left and right of described installation shaft 8-22 are arranged on two described vertical supporting seat 8-23 respectively.

The structure of two described outside stop means 8-3 is identical; Described outside stop means 8-3 comprises the symmetrical outside position-limit mechanism 8-31 laid in two, left and right; Described outside position-limit mechanism 8-31 comprise be arranged on bogie frame 8-1 bottom mount pad 8-311, be positioned at the middle part erecting frame 8-312 above the mount pad 8-311 of bottom and be arranged on middle part erecting frame 8-312 upper and be mounted on the wheel 8-313 of the extension outside girder 4-1, described extension wheel 8-313 is along indulging bridge to laying; The left and right sides, bottom of described girder 4-1 is provided with and mounts platform 4-11 for what hang that wheel 8-313 mounts, described in mount platform 4-11 along vertical bridge to laying, described extension wheel 8-313 be positioned at mount above platform 4-11 and its can mount on platform 4-11 movable; It is connected by link span 8-314 between described middle part erecting frame 8-312 and bottom mount pad 8-311, it is connected all in hinged way between described link span 8-314 with middle part erecting frame 8-312 and bottom mount pad 8-311.

In the present embodiment, the quantity hanging wheel 8-313 in described outside position-limit mechanism 8-31 is multiple, and multiple described extension wheel 8-313 is along vertical bridge to laying from front to back.

Meanwhile, being provided with the vertical supporting mechanism 8-4 supported by girder 4-1 between two described supporting device 8-2, the top height of described vertical supporting mechanism 8-4 is lower than the top height of supporting device 8-2.

In the present embodiment, described vertical supporting mechanism 8-4 is hydraulic support oil cylinder.

In the present embodiment, the lateral pushing oil cylinder 12 being pushed up by girder 4-1 along direction across bridge and pushing away it is provided with bottom described bogie frame 8-1, described lateral pushing oil cylinder 12 is positioned at outside girder 4-1 and its front end is propped up on the outer side wall withstanding on girder 4-1, and described lateral pushing oil cylinder 12 rear portion is arranged on bogie frame 8-1 in hinged way.

In the present embodiment, it is provided with in the middle part of described bogie frame 8-1 and pushes away, for longitudinally top, the oil cylinder bracing frame 11-4 installed at oil cylinder 11-1 rear portion, on described oil cylinder bracing frame 11-4, hinged seat 11-5 being housed, described longitudinally top is pushed away and is connected by hinged axle between oil cylinder 11-1 rear portion and hinged seat 11-5.

In actual use procedure, when adopting the present invention that constructed case beam is carried out erection construction, case beam of being constructed is multi-hole beam, each Kong Liang in described simple supported box beam is assemblied to form from back to front by multiple box girder segment 1, and each hole beam is all positioned at the bridge pier 7 bottom its rear and front end by two and supports.

As shown in figure 17, when adopting the present invention that constructed case beam is carried out erection construction, to before backward, each hole beam in constructed case beam being carried out erection construction respectively along vertical bridge, process is as follows:

Step one, the first hole erection construction, comprise the following steps:

Step 101, bridge formation owner's body structure installment: described bottom horizontal supporting system is installed on two described bridge piers 7 that the first hole beam is supported, the more described girder system of described downstriker bridge formation machine, described vertical shift system, assembled frame 3 and assembly car 5 are installed respectively;

Described bottom horizontal supporting system, described girder system, described vertical shift system, assembled frame 3 and assembly car 5 form the bridge formation machine agent structure of described downstriker bridge formation machine;

Wherein, described first hole beam is constructed and case beam is positioned at a hole beam of last side;

Step 102, box girder segment lift: adopt lifting equipment to be lifted respectively by the multiple described box girder segment 1 being assemblied to form described first hole beam on frame 3 assembled described in step 101;

Step 103, box girder segment are assembled: first adopt assembly car 5 to adjust respectively by the backward front assembled position to described box girder segment 1 multiple in step 102, again to adjustment in place after multiple described box girder segment 1 carry out assembling construction, complete the erection construction process of described first hole beam;

Step 2, next hole erection construction, comprise the following steps:

Step 201, bridge formation machine agent structure move forward across hole: utilize described vertical shift system that machine agent structure entirety of building bridge described in step 101 is moved forward to the construction location place of next Kong Liang, and make described bottom horizontal supporting system be installed on two the described bridge piers 7 supported by next Kong Liang described;

Step 202, cantilever hang reach: the cantilever of described downstriker bridge formation machine hangs 2 and moves forward on the upper hole beam constructed, and make cantilever hang 2 and move the back side top as girder system described in machine agent structure of building bridge described in step 201;

A described upper hole beam adjacent with next hole beam described and its be positioned at side after next Kong Liang described;

Step 203, box girder segment lift: adopt cantilever to hang 2 and lift the multiple described box girder segment 1 being assemblied to form next Kong Liang described on the assembled frame 3 building bridge in machine agent structure described in step 201 respectively;

Step 204, box girder segment are assembled: according to the method described in step 103, and described box girder segment 1 multiple in step 203 is carried out assembling construction, complete the erection construction process of next Kong Liang described;

Step 3, repeating step two, until completing the erection construction process of constructed case beam.

In the present embodiment, three described base support means in the horizontal supporting system of described bottom are along vertical bridge to being respectively front side bracing or strutting arrangement, midfoot support device and rear collateral support arrangement from front to back;

When described bottom horizontal supporting system is installed by step 101, the pier-side bracket 6 of described front side bracing or strutting arrangement is fixed on the bridge pier 7 that described first Kong Liang front end is supported, and the pier-side bracket 6 of described midfoot support device is fixed on the bridge pier 7 that described first Kong Liang rear end is supported;

When described girder system is installed by step 101, the both sides, front and back of each girder 4-1 in described girder system are made to be supported on described front side bracing or strutting arrangement and described midfoot support device respectively;

Step 201 carries out bridge formation machine agent structure moved forward before hole, the pier-side bracket 6 of described front side bracing or strutting arrangement is fixed on the bridge pier 7 supported a Kong Liang front end upper described in step 202, the pier-side bracket 6 of described midfoot support device is fixed on the bridge pier 7 supported a described upper Kong Liang rear end, and in described girder system, the both sides, front and back of each girder 4-1 are supported on described front side bracing or strutting arrangement and described midfoot support device respectively;The bridge pier 7 supported a described upper Kong Liang rear end is the bridge pier 7 supported next Kong Liang rear end described.

In the present embodiment, two described middle suspension brackets 10 be respectively in front side suspension bracket and be arranged in described front side suspension bracket after the rear side suspension bracket of side;

Carrying out bridge formation machine agent structure in step 201 to move forward when hole, process is as follows:

Step 2011, tentatively reach: adopt described vertical shift to promote device to promote described girder system to move along vertical bridge to forward horizontal, until front suspension bracket 9 moves to above the bridge pier 7 supported next Kong Liang front end described;

Described girder system is along vertical bridge to, in forward horizontal moving process, described assembled frame 3 and assembly car 5 move forward with described girder system synchronization;

Step 2012, girder system lifts: be supported in by front suspension bracket 9 on the bridge pier 7 supported next Kong Liang front end described, and the installation position of suspension bracket in suspension bracket in described front side and described rear side is adjusted respectively, suspension bracket in described front side is made to be arranged in above the bridge pier 7 supported a described upper Kong Liang front end and by described front side hanger supports on a described upper hole beam, make suspension bracket in described rear side be arranged in above the bridge pier 7 supported a described upper Kong Liang rear end and by described rear side hanger supports on a described upper hole beam simultaneously, now described girder system is lifted by described main cable and girder device,

Step 2013, bottom horizontal supporting system move forward: described front side bracing or strutting arrangement three the described base support means in the horizontal supporting system of described bottom moved forward respectively, the pier-side bracket 6 of described front side bracing or strutting arrangement is made to be fixed on the bridge pier 7 supported next Kong Liang front end described, and the pier-side bracket 6 making described midfoot support device is fixed on the bridge pier 7 supported next Kong Liang rear end described, make the pier-side bracket 6 of described rear collateral support arrangement be fixed on the bridge pier 7 supported a described upper Kong Liang rear end simultaneously;

In described base support means movement forward, the vertical shift pushing mechanism 11 being laid in horizontal support device described in described base support means synchronously moves forward;

Step 2014, follow-up reach: adopt described vertical shift to promote device to promote described girder system to move along vertical bridge to continuation forward horizontal, until the both sides, front and back of each girder 4-1 are supported in the described front side bracing or strutting arrangement after putting in place to shifting in step 2013 respectively and on described midfoot support device, complete bridge formation machine agent structure and move forward across hole process in described girder system.

In the present embodiment, when front suspension bracket 9 is supported on the bridge pier 7 supported next Kong Liang front end described by step 2012, the first lifting cross beam 9-1 is supported horizontally inside on the bridge pier 7 that next Kong Liang front end described is supported; During by hanger supports in described front side on a described upper hole beam, the 2nd lifting cross beam 10-1 of suspension bracket in described front side is supported horizontally inside on a described upper hole beam; When in just described rear side, hanger supports is on a described upper hole beam, the 2nd lifting cross beam 10-1 of suspension bracket in described rear side is supported horizontally inside on a described upper hole beam.

In the present embodiment, when step 103 adopting assembly car 5 adjusted the assembled position of box girder segment 1, two described elevation adjustment mechanisms in the setting device of described assembled position are adopted to be adjusted by the left and right sides elevation of box girder segment 1 respectively, adopt two described horizontal adjustment mechanisms in the setting device of described assembled position, along direction across bridge, the position of box girder segment 1 carries out left and right adjustment, and adopt two described assembled dolly 5-1 along vertical bridges to adjustment before and after the position of box girder segment 1 being carried out.

The above; it it is only the better embodiment of the present invention; not the present invention being imposed any restrictions, every any simple modification, change and equivalent structure change above embodiment done according to the technology of the present invention essence, all still belongs in the protection domain of technical solution of the present invention.

Claims (10)

1. a section assembling box beam erection bridge formation machine, it is characterized in that: comprise bottom horizontal supporting system, the girder system being arranged on the horizontal supporting system of described bottom, described girder system is carried out the vertical shift system of vertical bridge to movement, cantilever in box girder segment (1) lifting to described girder system is hung (2), confession lifts the assembled assembled frame (3) of the multiple described box girder segment (1) to described girder system and box girder segment (1) carries out assembled assembly car (5), described girder system is positioned at above the horizontal supporting system of described bottom, described assembled frame (3) is installed in described girder system, described cantilever hangs the back side top that (2) are positioned at described girder system,

Described girder system comprises the connection beam (4-2) that two, left and right symmetry is arranged on the horizontal supporting system of described bottom and is all connected between two described girders (4-1) along vertical bridge from front to back to girder (4-1) He Duodao laid; The front side of two described girders (4-1) is all provided with a front launching nose (4-3) and the rear side of the two is all provided with a back launching nose (4-4), and girder described in each (4-1) is all laid on same vertical plane with the front launching nose (4-3) and back launching nose (4-4) that are positioned at side before and after it;

Described assembly car (5) comprises assembled position setting device and the drive described assembled position vertical vertical shift mechanism of bridge to movement of setting device that the assembled position to box girder segment (1) adjusts; Described vertical shift mechanism comprises two and is laid on two described girders (4-1) respectively and can indulge the assembled dolly (5-1) of bridge to movement, and two described assembled dollies (5-1) are symmetrically laid; Described assembled position setting device comprises the position adjusting mechanism below two top board left and right sides that can be supported in box girder segment (1) respectively, and two described position adjusting mechanism symmetries are laid on two described assembled dollies (5-1);

Described bottom horizontal supporting system comprises the vertical bridge in three edges to the base support means laid from front to back, the structure of three described base support means all identical and its be laid in same plane; Described base support means comprises the pier-side bracket (6) being fixed on bridge pier (7) and the horizontal support device being arranged on pier-side bracket (6), described horizontal support device comprises two the support chassis (8) two described girders (4-1) supported respectively in left and right, two described support chassis (8) symmetries are installed on above the left and right sides of pier-side bracket (6), and two described girders (4-1) are supported on two described support chassis (8) respectively;

Described vertical shift system comprises the main cable and girder device described girder system lifted and promotes described girder system to promote device along vertical bridge to the vertical shift moved horizontally; Described main cable and girder device comprises the front suspension bracket (9) being supported on bridge pier (7) and is arranged in the suspension bracket (10) of front suspension bracket (9) side afterwards, described front suspension bracket (9) and middle suspension bracket (10) are all laid along direction across bridge, the left and right sides of described front suspension bracket (9) is arranged on two described front launching noses (4-3) respectively, and the left and right sides of described middle suspension bracket (10) is arranged on two described girders (4-1) or two described back launching noses (4-4) respectively; Described vertical shift promotion device comprises the vertical shift pushing mechanism (11) that three components is not arranged in three described horizontal support device, often organize described vertical shift pushing mechanism (11) and include two the vertical shift pushing mechanisms (11) that respectively two described girders (4-1) are carried out pushed forward in left and right, on two described support chassis (8) that two described vertical shift pushing mechanism (11) symmetries are arranged in described horizontal support device.

2. according to section assembling box beam erection bridge formation machine according to claim 1, it is characterised in that: the quantity of described middle suspension bracket (10) is one or more, and multiple described middle suspension bracket (10) is along vertical bridge to laying from front to back;

Described front suspension bracket (9) comprises the first lifting cross beam (9-1), multiple the first vertical support piece (9-2) being laid in the first lifting cross beam (9-1) lower section from left to right and the first lifting part (9-3) two described front launching noses (4-3) lifted respectively laid along direction across bridge, and two described first lifting parts (9-3) are laid in below the left and right sides of the first lifting cross beam (9-1) respectively;

Described middle suspension bracket (10) comprises the 2nd lifting cross beam (10-1), multiple the 2nd vertical support piece (10-2) being laid in the 2nd lifting cross beam (10-1) lower section from left to right and the 2nd lifting part (10-3) two described girders (4-1) lifted respectively laid along direction across bridge, and two described 2nd lifting parts (10-3) are laid in below the left and right sides of the 2nd lifting cross beam (10-1) respectively.

3. according to the section assembling box beam erection bridge formation machine described in claim 1 or 2, it is characterized in that: described vertical shift pushing mechanism (11) comprises and pushes away oil cylinder (11-1) and can at the straight skidding seat (11-2) of girder (4-1) bottom front and back slippage along vertical bridge to the longitudinal direction top laid, what be provided with one confession straight skidding seat (11-2) slippage bottom described girder (4-1) vertically moves track (4-13), described vertically move track (4-13) along girder (4-1) length direction lay and its underface being positioned at girder (4-1), the rear portion that described longitudinal direction top pushes away oil cylinder (11-1) is arranged in support chassis (8) in hinged way and its front end is arranged on straight skidding seat (11-2) in hinged way.

4. according to the section assembling box beam erection bridge formation machine described in claim 1 or 2, it is characterised in that: described girder (4-1) is the girder steel being spliced by multiple main girder segment, and multiple described main girder segment is along vertical bridge to laying from front to back; Described in each, main girder segment is rectangular beam;

Described connection beam (4-2), front launching nose (4-3) and back launching nose (4-4) all girder framees for being spliced by many rod members.

5. according to the section assembling box beam erection bridge formation machine described in claim 1 or 2, it is characterized in that: described assembled frame (3) comprises multiple built-up type assembling support that multiple described box girder segment (1) carries out horizontal support respectively, the structure of multiple described built-up type assembling support is all identical and it is along vertical bridge to laying from front to back; Built-up type assembling support described in each includes the beam side stand component (3-1) of two symmetric support below the top board left and right sides of box girder segment (1), and two described beam side stand components (3-1) are symmetrically laid and the two is installed on two described girders (4-1) respectively.

6. according to the section assembling box beam erection bridge formation machine described in claim 1 or 2, it is characterized in that: described cantilever hangs (2) and comprises the cantilever hanger (2-1) being positioned at described girder system back side top, it is arranged on cantilever hanger (2-1) upper and the jacklift (2-2) that moves forward and backward can be carried out on cantilever hanger (2-1) and carry out box girder segment (1) lifting and the rotary hanger (2-3) that can lift box girder segment (1) be horizontally rotated, described cantilever hanger (2-1) is along vertical bridge to laying, described rotary hanger (2-3) is lifted on jacklift (2-2),

Described pier-side bracket (6) comprises the fixing support being fixed on bridge pier (7), described fixing support comprises upper frame (6-1) and is positioned at the lower framework (6-2) of upper frame (6-1) lower section, described upper frame (6-1) and lower framework (6-2) are rectangle framework and the two is all set with and is fixed on bridge pier (7), are connected by many roads frame body union lever (6-3) between described upper frame (6-1) and lower framework (6-2);Described support bracket fastened left side be provided with left side bracket and its on the right side of be provided with right brackets, described left side bracket and described right brackets are symmetrically laid; Described left side bracket comprises multiple Left-side support frame (6-4) all laid along direction across bridge, described right brackets comprises multiple Right side support frame (6-5) all laid along direction across bridge, multiple described Left-side support frame (6-4) is along vertical bridge to laying from front to back, and multiple described Right side support frame (6-5) is along vertical bridge to laying from front to back.

7. according to the section assembling box beam erection bridge formation machine described in claim 1 or 2, it is characterized in that: two described girders (4-1) are all provided with the vertical shift track (5-2) that the assembled dolly of a confession (5-1) is movable, described vertical shift track (5-2) is along vertical bridge to laying, and described assembled dolly (5-1) is installed on vertical shift track (5-2);

Described assembled dolly (5-1) comprises vehicle frame (5-11), (5-11) bottom that is arranged on vehicle frame and along the movable running gear of vertical shift track (5-2) and the hoofing part mechanism that driven by described running gear, described hoofing part mechanism is arranged on vehicle frame (5-11), and described running gear is connected with described hoofing part mechanism driving;

Two described position adjusting mechanisms in the setting device of described assembled position lay respectively at the left and right sides of assembled frame (3);

Described position adjusting mechanism comprises two and is arranged on the vertical supporting frame (5-12) above both sides, vehicle frame (5-11) front and back respectively, two horizontal sliding tracks (5-13) being arranged on two described vertical supporting framves (5-12) respectively, two carry out along two described horizontal sliding tracks (5-13) moving forward and backward respectively erect to movable stand (5-14), two are arranged on two described erecting respectively and drive two described to erect the horizontal adjustment mechanism carrying out direction across bridge and moving to movable stand (5-14) respectively to the elevation adjustment mechanism on movable stand (5-14) and two, two described horizontal adjustment mechanisms are arranged on two described vertical supporting frame (5-12) outsides respectively, and two described horizontal adjustment mechanisms respectively erect described with two be connected to movable stand (5-14), described elevation adjustment mechanism is in vertically to laying, and described horizontal adjustment mechanism is laid along direction across bridge and it is that level is laid, two described erecting are arranged on two described horizontal sliding tracks (5-13) respectively to movable stand (5-14).

8. according to section assembling box beam erection bridge formation machine according to claim 7, it is characterised in that: described elevation adjustment mechanism and described horizontal adjustment mechanism are hydraulic climbing mechanism;

Described vertical shift track (5-2) comprises the rail that left and right twice are parallel laying, and rail described in twice is all along vertical bridge to laying;

Described running gear comprises two and is arranged on below vehicle frame (5-11) left and right sides respectively and travel mechanism (5-17) that can be movable on rail described in twice respectively, described hoofing part mechanism is travel driving motor (5-18), and two described travel mechanisms (5-17) are all in transmission connection with travel driving motor (5-18).

9. according to the section assembling box beam erection bridge formation machine described in claim 1 or 2, it is characterized in that: described support chassis (8) comprises the bogie frame (8-1) being arranged on pier-side bracket (6), two are arranged on before and after bogie frame (8-1) above both sides and girder (4-1) is carried out spacing outside stop means (8-3) by the supporting device (8-2) supported by girder (4-1) from the bottom to top and two respectively, two described outsides stop means (8-3) are arranged on above the both sides, front and back of bogie frame (8-1) respectively, two described supporting devices (8-2) are all positioned between two described outsides stop means (8-3),

The structure of two described supporting devices (8-2) is identical, described supporting device (8-2) comprises the installation shaft (8-22) laid along direction across bridge, support roller (8-21) below girder (4-1) left and right sides of two symmetric support and two symmetries are arranged on the vertical supporting seat (8-23) above bogie frame (8-1) left and right sides, two described support rollers (8-21) are all arranged on installation shaft (8-22) left and right sides along vertical bridge to laying and the two respectively, the two ends, left and right of described installation shaft (8-22) are arranged on two described vertical supporting seats (8-23) respectively,

The structure of two described outsides stop means (8-3) is identical; Described outside stop means (8-3) comprises the symmetrical outside position-limit mechanism (8-31) laid in two, left and right; Described outside position-limit mechanism (8-31) comprises the bottom mount pad (8-311) being arranged on bogie frame (8-1), be positioned at top, bottom mount pad (8-311) middle part erecting frame (8-312) and to be arranged on middle part erecting frame (8-312) upper and be mounted on extension wheel (8-313) in girder (4-1) outside, bridge is indulged to laying in described extensions wheel (8-313) edge; The left and right sides, bottom of described girder (4-1) is provided with and mounts platform (4-11) for what extension wheel (8-313) mounted, the described platform (4-11) that mounts is along vertical bridge to laying, and described extension wheel (8-313) is positioned at and mounts platform (4-11) top and it can to mount platform (4-11) upper movable; It is connected by link span (8-314) between described middle part erecting frame (8-312) with bottom mount pad (8-311), it is connected all in hinged way between described link span (8-314) with middle part erecting frame (8-312) and bottom mount pad (8-311).

10. according to section assembling box beam erection bridge formation machine according to claim 9, it is characterized in that: the quantity hanging wheel (8-313) in described outside position-limit mechanism (8-31) is multiple, multiple described extension wheel (8-313) is along vertical bridge to laying from front to back;

Being provided with the support column (8-4) supported by girder (4-1) between two described supporting devices (8-2), the top height of described support column (8-4) is lower than the top height of supporting device (8-2).