CN105239514B - Stepless-adjustment ball-hinge type multi-support-leg forward transverse shifting track system of bridge girder erection machine - Google Patents

Abstract

The invention relates to a stepless-adjustment ball-hinge type multi-support-leg forward transverse shifting track system of a bridge girder erection machine. The track system comprises a forward transverse shifting track of the bridge girder erection machine. The track system is characterized in that a plurality of components are fixedly mounted at the lower end surface of the forward transverse shifting track of the bridge girder erection machine; the number of the components is determined through the length of the forward transverse shifting track of the bridge girder erection machine or the stress change of the forward transverse shifting track of the bridge girder erection machine; the components are arrayed at intervals each other; the components comprise bearing accessories, adjusting devices and an anti-incline base; the adjusting devices are used for stepless adjustment in the vertical direction, so that the forward transverse shifting track of the bridge girder erection machine is kept horizontal. According to the track system disclosed by the invention, a standardized structure can be formed. Compared with a conventional track formed by stacked railway sleepers, the track system disclosed by the invention needs a short disassembly time; when the forward transverse shifting track system of the bridge girder erection machine is assembled or disassembled, onerous operation is omitted; besides, the forward transverse shifting track system of the bridge girder erection machine is safe and firm, and the number of parts is significantly reduced, so that materials are saved, the cost is reduced, and the track system can be repeatedly used. The track system disclosed by the invention has remarkable superiority in safety, is environmental-friendly, saving and convenient.

Description

Cross moving track system before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine

Technical field

The present invention relates to a kind of brand-new employing multi-point substituting cross moving track before traditional sleeper type Bridge Erector is stepless Cross moving track system before the integrated Bridge Erector of pad made by adjusting screw supporting leg, ball pivot and rubber support.

Background technology

In recent years, highway in China infrastructure development is rapid, the particularly high-grade highway hot work in progress of a large amount of highways or Program Construction, in order to shorten highway mileage, increase the straight degree of shape it is ensured that the road speed of highway, security and comfortableness, public Road is designed with substantial amounts of bridge to cross over cheuch, river, and the bridge of the overwhelming majority is transported now using concentration pre-casting again Field sets up the method installed, to ensure the construction quality of bridge.Also the overwhelming majority is set up such bridge using double guide beam bridge erecting machine.

Before double guide beam bridge erecting machine, cross moving track is placed on the pier cap beam of front, and its lower mat structure is tied in vitro for Bridge Erector Structure, but effect is very crucial.The overwhelming majority of mat structure adopts short sleeper (or lumps of wood) cross stratification heap in length and breadth on bent cap Code cubic buttress, buttress is arranged with certain lateral separation, and when bent cap has horizontal wall inscription, each sleeper buttress is thick using abnormity Degree sleeper processes and makes elevation of top surface identical, cross moving track pillow top level.When the big bent cap of horizontal wall inscription disposes cross moving track, bent cap Downside needs the very big sleeper buttress of stacks as high.Because sleeper buttress globality, stability are poor, big height buttress is more very.Frame During beam, sleeper buttress is easily because bearing strength is not enough or stability is poor, buttress dissipate from etc. reason damage, collapse, thus leading to Bridge Erector collapse accident, the whole country is not in case.On the other hand, cross moving track supporting knot before Bridge Erector is made using sleeper buttress Structure, structure nonstandardized technique, sleeper stacks quality and there is very big human factor and hidden danger, and it is slow to stack speed.When bridge peace Install one across carrying out next again when installing, need to break each sleeper buttress, be carried to next bent cap and again stack pile, work Time-consuming for work.In sum, support the traditional method of cross moving track before Bridge Erector using sleeper buttress, security is poor, work effect Rate is low, and method falls behind.

In prior art, sleeper buttress is difficult to carry out standardization, has that stacking is lack of standardization, security is not enough, mechanical is turned into The defect such as industry low degree, job schedule are slow, operating expenses is big.The present invention carries out innovation and improves to the shortcoming of prior art, solves The defect having in prior art.

Content of the invention

It is an object of the invention to provide a kind of specification for structure, security is good, and do mechanization operation degree is high, and the feature of environmental protection is good, Operation is simple, and job schedule is fast, and operating expenses is little, and operation is convenient and swift, and the safe and reliable step-less adjustment ball-and-socket hinge style of structure is branched Cross moving track system before leg Bridge Erector.

Cross moving track system before a kind of present invention step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, including rail traversing before Bridge Erector Road it is characterised in that: before described Bridge Erector, cross moving track lower surface is installed with several components, the number of this component with Before Bridge Erector, the length of cross moving track or stress change and determine, and component arranges each other at a certain distance；Described structure Part includes bearing appendix, adjusting apparatus and anti-dumping sloping bottom；Carry out stepless changing by adjusting apparatus in vertical direction so that frame Before bridge machine, cross moving track keeps level on the bent cap of different horizontal wall inscriptions.

Described bearing appendix includes bearing cross beam combination steel construction, pressure-bearing steel plate and two adjustment spiral shells being symmetrically installed Bar；Bearing cross beam combination steel construction is fixedly mounted on before Bridge Erector between cross moving track and pressure-bearing steel plate；Pressure-bearing Interal fixation is pacified It is contained in below bearing cross beam combination steel construction；Adjustment screw rod is symmetrically arranged on cross moving track both sides before Bridge Erector.

Described adjusting apparatus include two adjustment screw rods being symmetrically installed and nut, and described nut is fixedly mounted on and holds Below laminated steel, it is matched in adjustment screw rod, and adjustment screw rod lower end is provided with convex shaped arc face steel ball head；Can be by adjustment spiral shell Bar is adjusted up and down, thus realizing cross moving track step-less adjustment before Bridge Erector.

Described adjustment screw rod had both played corrective action, played supporting role again.

Described anti-dumping sloping bottom is that adjustment screw rod lower end is provided with concave circular arcs face steel construction and convex shaped arc face steel ball head The mechanism working in coordination, is arranged on support plate；Described adjustment screw rod 5 lower end forms ball pivot with concave circular arcs face steel construction 3 Supporting；Described concave circular arcs face steel construction is fixedly installed on left-hand thread steel plate；Described support plate and left-hand thread steel plate pass through spiral shell Bolt is fixedly connected；Described left-hand thread steel plate is provided with left-hand thread groove.

Described bearing cross beam combination steel construction is provided with two symmetrical pilot sleeves；Its axis of described pilot sleeve with Adjustment screw axis are consistent；Described bearing cross beam combination spacing below front cross moving track for the steel construction is 60cm～90cm； Described bearing cross beam combines the framework of steel construction using any one in shaped steel welding or steel plate butt welding.

Described adjustment spiro rod length is 80cm～150cm；Described adjustment screw rod adopts any one system in rod iron or steel pipe Make；

The bottom side of the wall of described adjustment screw rod is provided with suspension ring；Described concave circular arcs face steel construction is provided with suspension ring； Adjustment screw rod is fixedly connected by the oblique pull lanyard on suspension ring with concave circular arcs face steel construction.

Described pressure-bearing steel plate bottom surface is provided with junction steel plate of putting more energy into.

Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine cross moving track system be adapted to the horizontal wall inscription gradient be 1%～ 7% bent cap.

Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, the single supporting leg of cross moving track system is adjustable in vertical direction The scope of section is 1～60cm.

Described support plate is from any one in the rubber slab having necessarily elastic and intensity or plastic plate.

Before described Bridge Erector, cross moving track lower surface is installed with several components, and this component just constitutes this system Many supporting legs.

The Construction Principle of the present invention and method:

1st, it is to realize the present invention can repeatedly be used in turn, rubber support is bolted with left-hand thread steel plate, its remaining part By being welded to connect inside part, using during welding it should be ensured that junction intensity meets construction safety requirement, not in work progress Before fracture (cracking), particularly bearing cross beam combination steel construction and Bridge Erector, cross moving track must firm welding.Adjustment screw rod Bottom is provided with convex shaped arc face steel ball head, and forms ball pivot supporting, both arc surfaces with concave circular arcs face steel construction below Diameter is consistent, so that male and fomale(M＆F) is fitted like a glove so that bent cap exists during different horizontal wall inscriptions it is ensured that adjusting screw rod and lower section concave circular arcs Steel construction contact surface remains close contact, does not produce space and concentration of local stress, prevents the super-strength of structure from destroying, and rises To the effect of good transmission vertical load, additionally by the arc crater arranging certain depth in lower section concave circular arcs face steel construction, Convex shaped arc face steel ball head can be made to be in all the time in pit under the conditions of different bent cap horizontal wall inscriptions, reliably prevent convex shaped arc face Steel ball head skids off and damages outside pit.

2nd, process each part by drawing；If first group is combined into an entirety, taken up space big and unfavorable in transportation In the protection to screw thread pair.So before whole step-less adjustment ball-and-socket hinge style many supporting racks bridge machine during cross moving track system production and transport It is divided into three parts: support plate, left-hand thread steel plate, the processing of concave circular arcs face steel construction are assembled into base member；Adjustment screw rod and its The convex shaped arc face welding for steel structure of lower end forms screw part；Nut, pressure-bearing steel plate, bearing cross beam combination steel construction, guiding It is welded on cross moving track orbit portion formed below before Bridge Erector at a certain distance after sleeve, junction steel plate of putting more energy into welding are integral Part.When a upper building site is to the next long-distance transhipment in building site, for increasing bicycle freight volume, increasing conevying efficiency, reduce transport Cost, avoid the damage of each part, each part is not first assembled, and separately transport is assembled again to job site.

3rd, assisted using hoisting machinery at the construction field (site), the size according to bent cap horizontal wall inscription and width select the tune of appropriate length Whole screw rod, nearby will be integral for assembly of the present invention in the range of hoisting machinery operating radius, and installed and be fixed to Bridge Erector On front leg strut.

4th, lift concrete prefabricated beam, Bridge Erector takes front leg strut and front cross moving track system is moved and moved forward to assigned position, falls Lower front leg strut, to assigned position, takes off oblique pull lanyard, and adjusting each adjustment screw rod makes the present invention contact gapless with bent cap, and makes Cross moving track level before Bridge Erector, ensures convex shaped arc face steel ball head and the concave circular arcs face steel of every adjustment screw rod lower end simultaneously Between structure, arc surface contact gapless during ball pivot, then carries out the lifting of concrete prefabricated beam.

5th, Bridge Erector transverse shifting lifts same remaining concrete prefabricated beam across position.

6th, load onto the oblique pull lanyard between screw rod and concave circular arcs face steel construction upper lift ring and strain so that adjusting threaded shank Part is fixedly connected with base member, and shape is integral.

7th, repeat step 4, step 5, step 6 complete the erection of the concrete prefabricated beam on whole bridge.

8th, after concrete prefabricated erection is complete, takes off oblique pull lanyard, unload base member, back out adjustment screw part, Unload front cross moving track part from front outrigger for bridge girder erection machine, classification and Bridge Erector transport to next construction site, wouldn't use luck Go back to stacking field to store classifiedly.

Present invention has the advantage that

1st, before the present invention utilizes Bridge Erector, cross moving track, bearing cross beam combine steel construction, nut, adjust the many of screw rod composition Supporting leg model has very strong vertical bearing capacity and rigidity, and many leg structures also have very strong stability and safety simultaneously Property, sleeper buttress is replaced with the steel construction of new type, the feature of environmental protection is good.

2nd, the present invention utilizes and utilizes concave circular arcs face steel construction, convex shaped arc face steel ball between adjustment screw rod and left-hand thread steel plate The spherical hinge structure of head composition connects, and using the adjustment screw rod of some length specifications, adjusts proper height using adjustment screw rod, nut It is adapted to the bent cap of different horizontal wall inscriptions, can reuse, save expense, economic and environment-friendly, and safety of structure is high, construction is just Victory, efficiency high.

3rd, the present invention supports bottom to be set to support plate, makes adjacent legs in horizontal certain limit jointly share load, improves The whole bearing capacity of front cross moving track system and security.

4th, in the present invention, nut, pressure-bearing steel plate, nut and top pressure-bearing steel plate are put more energy into junction steel plate, traversing rail before Bridge Erector Road bearing cross beam combination steel construction is welded into an integrated bearing structure, integrated bearing structure by drawing after machining respectively By drawing, front cross moving track track component formed below, support plate, left-hand thread steel plate, concave circular arcs face are welded on suitable spacing Steel Structure Installation all-in-one-piece base member, the integrally welded screw part of convex shaped arc face steel ball head, adjustment screw rod, track Part, base member, screw part are transported to recombinant behind job site, not only facilitate, and can save man-hour, improve Efficiency.

5th, after the present invention installs at the scene, when needing to go to next bent cap, will by suspension ring, oblique pull lanyard even Connect and left-hand thread steel plate is linked together with adjustment screw rod, before making whole Bridge Erector, cross moving track system becomes an entirety, then It is fixed on front outrigger for bridge girder erection machine, realize Integral lifting during construction to next bent cap installation position it is not necessary to dispersion carrying is installed again, Saving of work and time.

6th, the present invention, when needing transhipment, releases oblique pull lanyard, unloads lower bottom base, turn on adjustment screw rod, turn respectively by part It is transported to the next one and uses building site, stacking field can be transported when temporarily not using back, beneficial to storage and managenent, beneficial to structural defence.

7th, energy standardized structural of the present invention, when installing at the construction field (site), can significantly improve efficiency of construction, accelerate construction Progress, is compared with traditional sleeper stacking dismounting time, can greatly reduce the assembling and disassembling time, can be very good frame simultaneously Before bridge machine, the safety of cross moving track is firm, and so that the quantity of parts is substantially reduced, and has saved material, has reduced cost, this Before Bridge Erector, cross moving track system assembles are removed and are saved heavy operation, and can repeatedly be used in turn.In safety, saving, convenient Aspect has significant advantage.

Brief description

Fig. 1 is the a-a cross-sectional configuration schematic diagram of Fig. 2.

Fig. 2 be before a kind of present invention step-less adjustment ball-and-socket hinge style many supporting racks bridge machine cross moving track system in construction using showing It is intended to.

Fig. 3 is the left view structural representation of Fig. 1.

Fig. 4 is the overlooking the structure diagram of Fig. 1.

Fig. 5 is the b-b section structure schematic diagram of Fig. 1.

Fig. 6 is the c-c section structure schematic diagram of Fig. 1.

Fig. 7 combines steel construction overlooking the structure diagram for bearing cross beam.

In figure component names and serial number: support plate 1, left-hand thread steel plate 2, concave circular arcs face steel construction 3, convex shaped arc face steel Bulb 4, adjusts screw rod 5, nut 6, pressure-bearing steel plate 7, junction steel plate 8 of putting more energy into, bearing cross beam combines steel construction 9, suspension ring 10, oblique pull Lanyard 11, bolt 12, cross moving track 13 before Bridge Erector, bent cap 14, pilot sleeve 15.

Specific embodiment

Embodiment one:

Referring to Fig. 1, shown in 2,3,4,5,6,7, traversing rail before a kind of present invention step-less adjustment ball-and-socket hinge style many supporting racks bridge machine Road system, including cross moving track before Bridge Erector 13 it is characterised in that: the fixing peace in cross moving track 13 lower surface before described Bridge Erector Equipped with several components, the number of this component changes and determines with the length of cross moving track before Bridge Erector or stress, and component that Arrange at a certain distance between this；Described component includes bearing appendix, adjusting apparatus and anti-dumping sloping bottom；It is integrally formed stepless Adjust cross moving track system before ball-and-socket hinge style many supporting racks bridge machine；This system is carried out in vertical direction to each adjustment screw rod 5 respectively Step-less adjustment so that before Bridge Erector cross moving track 13 keep level on the bent cap 14 of different horizontal wall inscriptions, and play support Bridge Erector The effect of front-end structure.

Described bearing appendix includes bearing cross beam combination steel construction 9, pressure-bearing steel plate 7 and two adjustment spiral shells being symmetrically installed Bar 5；Bearing cross beam combination steel construction 9 is fixedly mounted on before Bridge Erector between cross moving track 13 and pressure-bearing steel plate 7；Pressure-bearing steel plate 7 It is fixedly mounted on below bearing cross beam combination steel construction 9；Adjustment screw rod 5 is symmetrically arranged on cross moving track 13 both sides before Bridge Erector.

Described adjusting apparatus include two adjustment screw rods 5 being symmetrically installed and nut 6, and described nut 6 fixedly mounts Below pressure-bearing steel plate 7, it is matched in adjustment screw rod 5, and adjustment screw rod 5 lower end is provided with convex shaped arc face steel ball head 4；Can pass through Adjustment screw rod is adjusted about 5, thus realizing cross moving track 13 step-less adjustment before Bridge Erector.

Described adjustment screw rod had both played corrective action, played supporting role again.

Described anti-dumping sloping bottom is that adjustment screw rod 5 lower end is provided with concave circular arcs face steel construction 3 and convex shaped arc face steel ball 4 The mechanism that head is worked in coordination, is arranged on support plate 1；Described adjustment screw rod 5 lower end forms ball with concave circular arcs face steel construction 3 Hinged bearing；Described concave circular arcs face steel construction 3 is fixedly installed on left-hand thread steel plate 2；Described support plate 1 and left-hand thread steel plate 2 It is fixedly connected by bolt 12；Described left-hand thread steel plate 2 is provided with left-hand thread groove.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15；Described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；

Described bearing cross beam combination spacing on front cross moving track 13 for the steel construction 9 is 90cm；Described bearing cross beam Combination steel construction 9 framework can be using shaped steel welding.

Described pressure-bearing steel plate 7 bottom surface is provided with junction steel plate 8 of putting more energy into, by increasing capacitance it is possible to increase bearing strength.

Described bent cap 14, the horizontal wall inscription gradient is 1%, and transverse width is 8.5m.

Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, the single supporting leg of cross moving track system is adjustable in vertical direction The scope of section is 1～60cm.

Described support plate 1 can be selected for the rubber slab of necessarily elasticity and intensity.

Before described Bridge Erector, cross moving track 13 is the indeterminate continuous beam of the multispan of fulcrum more than.

Described support plate 1 enable to Bridge Erector before cross moving track 13 flatcar rail wheel when travelling to above a certain fulcrum, There is suitable decrement (deflection), flatcar can be transferred to laterally a range of to the load of cross moving track before Bridge Erector 13 beam In neighboring devices, jointly share load, the bearing capacity of cross moving track beam 13 and security before increase Bridge Erector；In addition, bearing There are the stronger coefficient of friction resistance and frictional resistance between plate 1 and pier cap beam 14 top of concrete, can play and prevent traversing rail before Bridge Erector Road system produces Surface active component in pier cap beam 14 top surface that there is horizontal wall inscription.

Described left-hand thread steel plate 2 is provided with left-hand thread groove, can limit left-hand thread groove and all around slide on support plate 1, thus Also function to prevent single unit system from producing Surface active component because pier cap beam 14 has the reasons such as horizontal wall inscription；Between left-hand thread groove and support plate 1 Connected by bolt 12, can make integral hoisting displacement when support plate 1 without departing from, drop.

Described adjustment screw rod 5 length is 80cm～150cm；Described adjustment screw rod 5 bottom is provided with convex shaped arc face steel Bulb 4；Adjustment screw rod 5 passes through convex shaped arc face steel ball head 4 and forms ball pivot supporting, both arc surfaces with concave circular arcs face steel construction Diameter is consistent, so that male and fomale(M＆F) is fitted like a glove so that when bent cap 14 has different horizontal wall inscriptions, adjustment screw rod 5 all the time with lower section spill Circular arc steel construction 3 face keeps being in close contact, and does not produce space and concentration of local stress, prevents structure from being destroyed by super-strength, play The effect of good transmission vertical load；Additionally by the arc crater arranging certain depth in lower section concave circular arcs face steel construction 3, can So that convex shaped arc face steel ball head 4 is in all the time in pit under the conditions of the bent cap 14 of different horizontal wall inscriptions, reliably prevent convex shaped arc Face steel ball head 4 skids off and damages outside pit；Concave circular arcs face steel construction 3 is fixedly connected with left-hand thread steel plate 2, can ensure that overall steady Fixed.

Described nut 6 is matched in adjustment screw rod 5, can play the effect of step-less adjustment height；By adjusting adjustment spiral shell Bar 5, before making Bridge Erector, cross moving track 13 can be in level in different bent cap 14 horizontal wall inscription condition lower railway, meets Bridge Erector work Conditions dictate；Nut 6 and adjustment screw rod 5 are respectively provided with high intensity, high tenacity；Ensure that enough safe bearing load coefficients.Adjustment Screw rod 5 is provided with suitable adjustable-length, to ensure to be suitable for the bent cap 14 of difference horizontal wall inscription；Adjustment screw rod 5 can adopt rod iron, adopts Directly lower end is manufactured convex shaped arc face steel ball head 4 during rod iron；Improve the portability of construction.

Described nut 6 top is provided with pressure-bearing steel plate 7, opens circular hole, Circularhole diameter and the big footpath of nut 6 in the middle part of pressure-bearing steel plate 7 Unanimously.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15, described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；One section of internal diameter of setting thick walled steel tube consistent with the adjustment big footpath of screw rod 5, both can lengthen whole The height of individual outer tube, can guide to adjustment screw rod 5 again, strengthen the lateral stability of single unit system simultaneously.

Described several bearing cross beams combination steel construction is according to cross moving track 13 stress before horizontal wall inscription width and Bridge Erector Size is determining required number, and arranges suitable spacing, and several bearing cross beams combination steel construction 9 is installed on horizontal before Bridge Erector Move track 13 lower surface, more successively fix pressure-bearing steel plate 7, fixing nut 6, cover upward adjustment screw 5, adjustment screw rod 5 bottom with Secondly concave circular arcs face steel construction 3 carries out ball pivot connection, carries out step-less adjustment to adjustment screw rod 5 so that frame in whole system Before bridge machine, cross moving track 13 keeps level, will adjust screw rod 5 and concave circular arcs face again by the oblique pull lanyard 11 on suspension ring 10 Steel construction 3 connects, and the connection of concave circular arcs face steel construction 3 bottom is to support seating portion, so that whole system can be whole Body hangs shifting, it is to avoid the phenomenon departing from, dropping.

Embodiment two:

Referring to Fig. 1, shown in 2,3,4,5,6,7, traversing rail before a kind of present invention step-less adjustment ball-and-socket hinge style many supporting racks bridge machine Road system, including cross moving track before Bridge Erector 13 it is characterised in that: the fixing peace in cross moving track 13 lower surface before described Bridge Erector Equipped with several components, the number of this component changes and determines with the length of cross moving track before Bridge Erector or stress, and component that Arrange at a certain distance between this；Described component includes bearing appendix, adjusting apparatus and anti-dumping sloping bottom；It is integrally formed stepless Adjust cross moving track system before ball-and-socket hinge style many supporting racks bridge machine；This system is carried out in vertical direction to each adjustment screw rod 5 respectively Step-less adjustment so that before Bridge Erector cross moving track 13 keep level on the bent cap 14 of different horizontal wall inscriptions, and play support Bridge Erector The effect of front-end structure.

Described bearing appendix includes bearing cross beam combination steel construction 9, pressure-bearing steel plate 7 and two adjustment spiral shells being symmetrically installed Bar 5；Bearing cross beam combination steel construction 9 is fixedly mounted on before Bridge Erector between cross moving track 13 and pressure-bearing steel plate 7；Pressure-bearing steel plate 7 It is fixedly mounted on below bearing cross beam combination steel construction 9；Adjustment screw rod 5 is symmetrically arranged on cross moving track 13 both sides before Bridge Erector.

Described adjusting apparatus include two adjustment screw rods 5 being symmetrically installed and nut 6, and described nut 6 fixedly mounts Below pressure-bearing steel plate 7, it is matched in adjustment screw rod 5, and adjustment screw rod 5 lower end is provided with convex shaped arc face steel ball head 4；Can pass through Adjustment screw rod is adjusted about 5, thus realizing cross moving track 13 step-less adjustment before Bridge Erector.

Described adjustment screw rod had both played corrective action, played supporting role again.

Described anti-dumping sloping bottom is that adjustment screw rod 5 lower end is provided with concave circular arcs face steel construction 3 and convex shaped arc face steel ball 4 The mechanism that head is worked in coordination, is arranged on support plate 1；Described adjustment screw rod 5 lower end forms ball with concave circular arcs face steel construction 3 Hinged bearing；Described concave circular arcs face steel construction 3 is fixedly installed on left-hand thread steel plate 2；Described support plate 1 and left-hand thread steel plate 2 It is fixedly connected by bolt 12；Described left-hand thread steel plate 2 is provided with left-hand thread groove.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15；Described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；

Described bearing cross beam combination spacing on front cross moving track 13 for the steel construction 9 is 80cm；Described bearing cross beam Combination steel construction 9 framework can be using shaped steel welding.

Described pressure-bearing steel plate 7 bottom surface is provided with junction steel plate 8 of putting more energy into, by increasing capacitance it is possible to increase bearing strength.

Described bent cap 14, the horizontal wall inscription gradient is 3%, and transverse width is 12m.

Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, the single supporting leg of cross moving track system is adjustable in vertical direction The scope of section is 1～60cm.

Described support plate 1 can be selected for the necessarily rubber slab of elasticity and intensity or plastic plate.

Before described Bridge Erector, cross moving track 13 is the indeterminate continuous beam of the multispan of fulcrum more than.

Described support plate 1 enable to Bridge Erector before cross moving track 13 flatcar rail wheel when travelling to above a certain fulcrum, There is suitable decrement (deflection), flatcar can be transferred to laterally a range of to the load of cross moving track before Bridge Erector 13 beam In neighboring devices, jointly share load, the bearing capacity of cross moving track beam 13 and security before increase Bridge Erector；In addition, bearing There are the stronger coefficient of friction resistance and frictional resistance between plate 1 and pier cap beam 14 top of concrete, can play and prevent traversing rail before Bridge Erector Road system produces Surface active component in pier cap beam 14 top surface that there is horizontal wall inscription.

Described left-hand thread steel plate 2 is provided with left-hand thread groove, can limit left-hand thread groove and all around slide on support plate 1, thus Also function to prevent single unit system from producing Surface active component because pier cap beam 14 has the reasons such as horizontal wall inscription；Between left-hand thread groove and support plate 1 Connected by bolt 12, can make integral hoisting displacement when support plate 1 without departing from, drop.

Described adjustment screw rod 5 length is 80cm～150cm；Described adjustment screw rod 5 bottom is provided with convex shaped arc face steel Bulb 4；Adjustment screw rod 5 passes through convex shaped arc face steel ball head 4 and forms ball pivot supporting, both arc surfaces with concave circular arcs face steel construction Diameter is consistent, so that male and fomale(M＆F) is fitted like a glove so that when bent cap 14 has different horizontal wall inscriptions, adjustment screw rod 5 all the time with lower section spill Circular arc steel construction 3 face keeps being in close contact, and does not produce space and concentration of local stress, prevents structure from being destroyed by super-strength, play The effect of good transmission vertical load；Additionally by the arc crater arranging certain depth in lower section concave circular arcs face steel construction 3, can So that convex shaped arc face steel ball head 4 is in all the time in pit under the conditions of the bent cap 14 of different horizontal wall inscriptions, reliably prevent convex shaped arc Face steel ball head 4 skids off and damages outside pit；Concave circular arcs face steel construction 3 is fixedly connected with left-hand thread steel plate 2, can ensure that overall steady Fixed.

Described nut 6 is matched in adjustment screw rod 5, can play the effect of step-less adjustment height；By adjusting adjustment spiral shell Bar 5, before making Bridge Erector, cross moving track 13 can be in level in the bent cap 14 condition lower railway of different horizontal wall inscriptions, meets Bridge Erector work Make conditions dictate；Nut 6 and adjustment screw rod 5 are respectively provided with high intensity, high tenacity；Ensure that enough safe bearing load coefficients.Adjust Whole screw rod 5 is provided with suitable adjustable-length, to ensure to be suitable for the bent cap 14 of difference horizontal wall inscription；Adjustment screw rod 5 can adopt steel pipe system Make, during using steel pipe manufacturing, then weld together again after needing in addition to process convex shaped arc face steel ball head 4；Improve the light of construction Property.

Described nut 6 top is provided with pressure-bearing steel plate 7, opens circular hole, Circularhole diameter and the big footpath of nut 6 in the middle part of pressure-bearing steel plate 7 Unanimously.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15, described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；One section of internal diameter of setting thick walled steel tube consistent with the adjustment big footpath of screw rod 5, both can lengthen whole The height of individual outer tube, can guide to adjustment screw rod 5 again, strengthen the lateral stability of single unit system simultaneously.

Described several bearing cross beams combination steel construction is according to cross moving track 13 stress before horizontal wall inscription width and Bridge Erector Size is determining required number, and arranges suitable spacing, and several bearing cross beams combination steel construction 9 is installed on horizontal before Bridge Erector Move track 13 lower surface, more successively fix pressure-bearing steel plate 7, fixing nut 6, cover upward adjustment screw 5, adjustment screw rod 5 bottom with Secondly concave circular arcs face steel construction 3 carries out ball pivot connection, carries out step-less adjustment to adjustment screw rod 5 so that frame in whole system Before bridge machine, cross moving track 13 keeps level, will adjust screw rod 5 and concave circular arcs face again by the oblique pull lanyard 11 on suspension ring 10 Steel construction 3 connects, and the connection of concave circular arcs face steel construction 3 bottom is to support seating portion, so that whole system can be whole Body hangs shifting, it is to avoid the phenomenon departing from, dropping.

Embodiment three:

Referring to Fig. 1, shown in 2,3,4,5,6,7, traversing rail before a kind of present invention step-less adjustment ball-and-socket hinge style many supporting racks bridge machine Road system, including cross moving track before Bridge Erector 13 it is characterised in that: the fixing peace in cross moving track 13 lower surface before described Bridge Erector Equipped with several components, the number of this component changes and determines with the length of cross moving track before Bridge Erector or stress, and component that Arrange at a certain distance between this；Described component includes bearing appendix, adjusting apparatus and anti-dumping sloping bottom；It is integrally formed stepless Adjust cross moving track system before ball-and-socket hinge style many supporting racks bridge machine；This system is carried out in vertical direction to each adjustment screw rod 5 respectively Step-less adjustment so that before Bridge Erector cross moving track 13 keep level on the bent cap 14 of different horizontal wall inscriptions, and play support Bridge Erector The effect of front-end structure.

Described bearing appendix includes bearing cross beam combination steel construction 9, pressure-bearing steel plate 7 and two adjustment spiral shells being symmetrically installed Bar 5；Bearing cross beam combination steel construction 9 is fixedly mounted on before Bridge Erector between cross moving track 13 and pressure-bearing steel plate 7；Pressure-bearing steel plate 7 It is fixedly mounted on below bearing cross beam combination steel construction 9；Adjustment screw rod 5 is symmetrically arranged on cross moving track 13 both sides before Bridge Erector.

Described adjusting apparatus include two adjustment screw rods 5 being symmetrically installed and nut 6, and described nut 6 fixedly mounts Below pressure-bearing steel plate 7, it is matched in adjustment screw rod 5, and adjustment screw rod 5 lower end is provided with convex shaped arc face steel ball head 4；Can pass through Adjustment screw rod is adjusted about 5, thus realizing cross moving track 13 step-less adjustment before Bridge Erector.

Described adjustment screw rod had both played corrective action, played supporting role again.

Described anti-dumping sloping bottom is that adjustment screw rod 5 lower end is provided with concave circular arcs face steel construction 3 and convex shaped arc face steel ball 4 The mechanism that head is worked in coordination, is arranged on support plate 1；Described adjustment screw rod 5 lower end forms ball with concave circular arcs face steel construction 3 Hinged bearing；Described concave circular arcs face steel construction 3 is fixedly installed on left-hand thread steel plate 2；Described support plate 1 and left-hand thread steel plate 2 It is fixedly connected by bolt 12；Described left-hand thread steel plate 2 is provided with left-hand thread groove.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15；Described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；

Described bearing cross beam combines the bearing cross beam group that spacing on front cross moving track 13 for the steel construction 9 is described in 80cm Closing steel construction 9 framework can be using shaped steel welding.

Described pressure-bearing steel plate 7 bottom surface is provided with junction steel plate 8 of putting more energy into, by increasing capacitance it is possible to increase bearing strength.

Described bent cap 14, the horizontal wall inscription gradient is 4%, and transverse width is 14m.

Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, cross moving track system is in the adjustable scope of vertical direction For 1～60cm.

Described support plate 1 can be selected for the necessarily rubber slab of elasticity and intensity or plastic plate.

Before described Bridge Erector, cross moving track 13 is the indeterminate continuous beam of the multispan of fulcrum more than.

Described support plate 1 enable to Bridge Erector before cross moving track 13 flatcar rail wheel when travelling to above a certain fulcrum, There is suitable decrement (deflection), flatcar can be transferred to laterally a range of to the load of cross moving track before Bridge Erector 13 beam In neighboring devices, jointly share load, the bearing capacity of cross moving track beam 13 and security before increase Bridge Erector；In addition, bearing There are the stronger coefficient of friction resistance and frictional resistance between plate 1 and pier cap beam 14 top of concrete, can play and prevent traversing rail before Bridge Erector Road system produces Surface active component in pier cap beam 14 top surface that there is horizontal wall inscription.

Described left-hand thread steel plate 2 is provided with left-hand thread groove, can limit left-hand thread groove and all around slide on support plate 1, thus Also function to prevent single unit system from producing Surface active component because pier cap beam 14 has the reasons such as horizontal wall inscription；Between left-hand thread groove and support plate 1 Connected by bolt 12, can make integral hoisting displacement when support plate 1 without departing from, drop.

Described adjustment screw rod 5 length is 80cm～150cm；Described adjustment screw rod 5 bottom is provided with convex shaped arc face steel Bulb 4；Adjustment screw rod 5 passes through convex shaped arc face steel ball head 4 and forms ball pivot supporting, both arc surfaces with concave circular arcs face steel construction Diameter is consistent, so that male and fomale(M＆F) is fitted like a glove so that when bent cap 14 has different horizontal wall inscriptions, adjustment screw rod 5 all the time with lower section spill Circular arc steel construction 3 face keeps being in close contact, and does not produce space and concentration of local stress, prevents structure from being destroyed by super-strength, play The effect of good transmission vertical load；Additionally by the arc crater arranging certain depth in lower section concave circular arcs face steel construction 3, can So that convex shaped arc face steel ball head 4 is in all the time in pit under the conditions of the bent cap 14 of different horizontal wall inscriptions, reliably prevent convex shaped arc Face steel ball head 4 skids off and damages outside pit；Concave circular arcs face steel construction 3 is fixedly connected with left-hand thread steel plate 2, can ensure that overall steady Fixed.

Described nut 6 is matched in adjustment screw rod 5, can play the effect of step-less adjustment height；By adjusting adjustment spiral shell Bar 5, before making Bridge Erector, cross moving track 13 can be in level in different bent cap 14 horizontal wall inscription condition lower railway, meets Bridge Erector work Conditions dictate；Nut 6 and adjustment screw rod 5 are respectively provided with high intensity, high tenacity；Ensure that enough safe bearing load coefficients.Adjustment Screw rod 5 is provided with suitable adjustable-length, to ensure to be suitable for the bent cap 14 of difference horizontal wall inscription；Adjustment screw rod 5 can adopt rod iron, adopts Directly lower end is manufactured convex shaped arc face steel ball head 4 during rod iron；Improve the portability of construction.

Described nut 6 top is provided with pressure-bearing steel plate 7, opens circular hole, Circularhole diameter and the big footpath of nut 6 in the middle part of pressure-bearing steel plate 7 Unanimously.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15, described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；One section of internal diameter of setting thick walled steel tube consistent with the adjustment big footpath of screw rod 5, both can lengthen whole The height of individual outer tube, can guide to adjustment screw rod 5 again, strengthen the lateral stability of single unit system simultaneously.

Described several bearing cross beams combination steel construction is according to cross moving track 13 stress before horizontal wall inscription width and Bridge Erector Size is determining required number, and arranges suitable spacing, and several bearing cross beams combination steel construction 9 is installed on horizontal before Bridge Erector Move track 13 lower surface, more successively fix pressure-bearing steel plate 7, fixing nut 6, cover upward adjustment screw 5, adjustment screw rod 5 bottom with Secondly concave circular arcs face steel construction 3 carries out ball pivot connection, carries out step-less adjustment to adjustment screw rod 5 so that frame in whole system Before bridge machine, cross moving track 13 keeps level, will adjust screw rod 5 and concave circular arcs face again by the oblique pull lanyard 11 on suspension ring 10 Steel construction 3 connects, and the connection of concave circular arcs face steel construction 3 bottom is to support seating portion, so that whole system can be whole Body hangs shifting, it is to avoid the phenomenon departing from, dropping.

Example IV:

Referring to Fig. 1, shown in 2,3,4,5,6,7, traversing rail before a kind of present invention step-less adjustment ball-and-socket hinge style many supporting racks bridge machine Road system, including cross moving track before Bridge Erector 13 it is characterised in that: the fixing peace in cross moving track 13 lower surface before described Bridge Erector Equipped with several components, the number of this component changes and determines with the length of cross moving track before Bridge Erector or stress, and component that Arrange at a certain distance between this；Described component includes bearing appendix, adjusting apparatus and anti-dumping sloping bottom；It is integrally formed stepless Adjust cross moving track system before ball-and-socket hinge style many supporting racks bridge machine；This system is carried out in vertical direction to each adjustment screw rod 5 respectively Step-less adjustment so that before Bridge Erector cross moving track 13 keep level on the bent cap 14 of different horizontal wall inscriptions, and play support Bridge Erector The effect of front-end structure.

Described bearing appendix includes bearing cross beam combination steel construction 9, pressure-bearing steel plate 7 and two adjustment spiral shells being symmetrically installed Bar 5；Bearing cross beam combination steel construction 9 is fixedly mounted on before Bridge Erector between cross moving track 13 and pressure-bearing steel plate 7；Pressure-bearing steel plate 7 It is fixedly mounted on below bearing cross beam combination steel construction 9；Adjustment screw rod 5 is symmetrically arranged on cross moving track 13 both sides before Bridge Erector.

Described adjusting apparatus include two adjustment screw rods 5 being symmetrically installed and nut 6, and described nut 6 fixedly mounts Below pressure-bearing steel plate 7, it is matched in adjustment screw rod 5, and adjustment screw rod 5 lower end is provided with convex shaped arc face steel ball head 4；Can pass through Adjustment screw rod is adjusted about 5, thus realizing cross moving track 13 step-less adjustment before Bridge Erector.

Described adjustment screw rod had both played corrective action, played supporting role again.

Described anti-dumping sloping bottom is that adjustment screw rod 5 lower end is provided with concave circular arcs face steel construction 3 and convex shaped arc face steel ball 4 The mechanism that head is worked in coordination, is arranged on support plate 1；Described adjustment screw rod 5 lower end forms ball with concave circular arcs face steel construction 3 Hinged bearing；Described concave circular arcs face steel construction 3 is fixedly installed on left-hand thread steel plate 2；Described support plate 1 and left-hand thread steel plate 2 It is fixedly connected by bolt 12；Described left-hand thread steel plate 2 is provided with left-hand thread groove.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15；Described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；

Described bearing cross beam combines the bearing cross beam group that spacing on front cross moving track 13 for the steel construction 9 is described in 70cm Closing steel construction 9 framework can be using shaped steel welding.

Described pressure-bearing steel plate 7 bottom surface is provided with junction steel plate 8 of putting more energy into, by increasing capacitance it is possible to increase bearing strength.

Described bent cap 14, the horizontal wall inscription gradient is 5%, and transverse width is 12m.

Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, cross moving track system is in the adjustable scope of vertical direction For 1～60cm.

Described support plate 1 can be selected for the necessarily rubber slab of elasticity and intensity or plastic plate.

Before described Bridge Erector, cross moving track 13 is the indeterminate continuous beam of the multispan of fulcrum more than.

Described support plate 1 enable to Bridge Erector before cross moving track 13 flatcar rail wheel when travelling to above a certain fulcrum, There is suitable decrement (deflection), flatcar can be transferred to laterally a range of to the load of cross moving track before Bridge Erector 13 beam In neighboring devices, jointly share load, the bearing capacity of cross moving track beam 13 and security before increase Bridge Erector；In addition, bearing There are the stronger coefficient of friction resistance and frictional resistance between plate 1 and pier cap beam 14 top of concrete, can play and prevent traversing rail before Bridge Erector Road system produces Surface active component in pier cap beam 14 top surface that there is horizontal wall inscription.

Described left-hand thread steel plate 2 is provided with left-hand thread groove, can limit left-hand thread groove and all around slide on support plate 1, thus Also function to prevent single unit system from producing Surface active component because pier cap beam 14 has the reasons such as horizontal wall inscription；Between left-hand thread groove and support plate 1 Connected by bolt 12, can make integral hoisting displacement when support plate 1 without departing from, drop.

Described adjustment screw rod 5 length is 80cm～150cm；Described adjustment screw rod 5 bottom is provided with convex shaped arc face steel Bulb 4；Adjustment screw rod 5 passes through convex shaped arc face steel ball head 4 and forms ball pivot supporting, both arc surfaces with concave circular arcs face steel construction Diameter is consistent, so that male and fomale(M＆F) is fitted like a glove so that when bent cap 14 has different horizontal wall inscriptions, adjustment screw rod 5 all the time with lower section spill Circular arc steel construction 3 face keeps being in close contact, and does not produce space and concentration of local stress, prevents structure from being destroyed by super-strength, play The effect of good transmission vertical load；Additionally by the arc crater arranging certain depth in lower section concave circular arcs face steel construction 3, can So that convex shaped arc face steel ball head 4 is in all the time in pit under the conditions of the bent cap 14 of different horizontal wall inscriptions, reliably prevent convex shaped arc Face steel ball head 4 skids off and damages outside pit；Concave circular arcs face steel construction 3 is fixedly connected with left-hand thread steel plate 2, can ensure that overall steady Fixed.

Described nut 6 is matched in adjustment screw rod 5, can play the effect of step-less adjustment height；By adjusting adjustment spiral shell Bar 5, before making Bridge Erector, cross moving track 13 can be in level in the bent cap 14 condition lower railway of different horizontal wall inscriptions, meets Bridge Erector work Make conditions dictate；Nut 6 and adjustment screw rod 5 are respectively provided with high intensity, high tenacity；Ensure that enough safe bearing load coefficients.Adjust Whole screw rod 5 is provided with suitable adjustable-length, to ensure to be suitable for the bent cap 14 of difference horizontal wall inscription；Adjustment screw rod 5 can adopt steel pipe system Make, during using steel pipe manufacturing, then weld together again after needing in addition to process convex shaped arc face steel ball head 4；Improve the light of construction Property.

Described nut 6 top is provided with pressure-bearing steel plate 7, opens circular hole, Circularhole diameter and the big footpath of nut 6 in the middle part of pressure-bearing steel plate 7 Unanimously.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15, described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；One section of internal diameter of setting thick walled steel tube consistent with the adjustment big footpath of screw rod 5, both can lengthen whole The height of individual outer tube, can guide to adjustment screw rod 5 again, strengthen the lateral stability of single unit system simultaneously.

Described several bearing cross beams combination steel construction is according to cross moving track 13 stress before horizontal wall inscription width and Bridge Erector Size is determining required number, and arranges suitable spacing, and several bearing cross beams combination steel construction 9 is installed on horizontal before Bridge Erector Move track 13 lower surface, more successively fix pressure-bearing steel plate 7, fixing nut 6, cover upward adjustment screw 5, adjustment screw rod 5 bottom with Secondly concave circular arcs face steel construction 3 carries out ball pivot connection, carries out step-less adjustment to adjustment screw rod 5 so that frame in whole system Before bridge machine, cross moving track 13 keeps level, will adjust screw rod 5 and concave circular arcs face again by the oblique pull lanyard 11 on suspension ring 10 Steel construction 3 connects, and the connection of concave circular arcs face steel construction 3 bottom is to support seating portion, so that whole system can be whole Body hangs shifting, it is to avoid the phenomenon departing from, dropping.

Embodiment five:

Referring to Fig. 1, shown in 2,3,4,5,6,7, traversing rail before a kind of present invention step-less adjustment ball-and-socket hinge style many supporting racks bridge machine Road system, including cross moving track before Bridge Erector 13 it is characterised in that: the fixing peace in cross moving track 13 lower surface before described Bridge Erector Equipped with several components, the number of this component changes and determines with the length of cross moving track before Bridge Erector or stress, and component that Arrange at a certain distance between this；Described component includes bearing appendix, adjusting apparatus and anti-dumping sloping bottom；It is integrally formed stepless Adjust cross moving track system before ball-and-socket hinge style many supporting racks bridge machine；This system is carried out in vertical direction to each adjustment screw rod 5 respectively Step-less adjustment so that before Bridge Erector cross moving track 13 keep level on the bent cap 14 of different horizontal wall inscriptions, and play support Bridge Erector The effect of front-end structure.

Described bearing appendix includes bearing cross beam combination steel construction 9, pressure-bearing steel plate 7 and two adjustment spiral shells being symmetrically installed Bar 5；Bearing cross beam combination steel construction 9 is fixedly mounted on before Bridge Erector between cross moving track 13 and pressure-bearing steel plate 7；Pressure-bearing steel plate 7 It is fixedly mounted on below bearing cross beam combination steel construction 9；Adjustment screw rod 5 is symmetrically arranged on cross moving track 13 both sides before Bridge Erector.

Described adjusting apparatus include two adjustment screw rods 5 being symmetrically installed and nut 6, and described nut 6 fixedly mounts Below pressure-bearing steel plate 7, it is matched in adjustment screw rod 5, and adjustment screw rod 5 lower end is provided with convex shaped arc face steel ball head 4；Can pass through Adjustment screw rod is adjusted about 5, thus realizing cross moving track 13 step-less adjustment before Bridge Erector.

Described adjustment screw rod had both played corrective action, played supporting role again.

Described anti-dumping sloping bottom is that adjustment screw rod 5 lower end is provided with concave circular arcs face steel construction 3 and convex shaped arc face steel ball 4 The mechanism that head is worked in coordination, is arranged on support plate 1；Described adjustment screw rod 5 lower end forms ball with concave circular arcs face steel construction 3 Hinged bearing；Described concave circular arcs face steel construction 3 is fixedly installed on left-hand thread steel plate 2；Described support plate 1 and left-hand thread steel plate 2 It is fixedly connected by bolt 12；Described left-hand thread steel plate 2 is provided with left-hand thread groove.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15；Described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；

Described bearing cross beam combines the bearing cross beam group that spacing on front cross moving track 13 for the steel construction 9 is described in 60cm Closing steel construction 9 framework can be using shaped steel welding.

Described pressure-bearing steel plate 7 bottom surface is provided with junction steel plate 8 of putting more energy into, by increasing capacitance it is possible to increase bearing strength.

Described bent cap 14, the horizontal wall inscription gradient is 7%, and transverse width is 14m.

Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, cross moving track system is in the adjustable scope of vertical direction For 1～60cm.

Described support plate 1 can be selected for the necessarily rubber slab of elasticity and intensity or plastic plate.

Before described Bridge Erector, cross moving track 13 is the indeterminate continuous beam of the multispan of fulcrum more than.

Described support plate 1 enable to Bridge Erector before cross moving track 13 flatcar rail wheel when travelling to above a certain fulcrum, There is suitable decrement (deflection), flatcar can be transferred to laterally a range of to the load of cross moving track before Bridge Erector 13 beam In neighboring devices, jointly share load, the bearing capacity of cross moving track beam 13 and security before increase Bridge Erector；In addition, bearing There are the stronger coefficient of friction resistance and frictional resistance between plate 1 and pier cap beam 14 top of concrete, can play and prevent traversing rail before Bridge Erector Road system produces Surface active component in pier cap beam 14 top surface that there is horizontal wall inscription.

Described left-hand thread steel plate 2 is provided with left-hand thread groove, can limit left-hand thread groove and all around slide on support plate 1, thus Also function to prevent single unit system from producing Surface active component because pier cap beam 14 has the reasons such as horizontal wall inscription；Between left-hand thread groove and support plate 1 Connected by bolt 12, can make integral hoisting displacement when support plate 1 without departing from, drop.

Described adjustment screw rod 5 length is 80cm～150cm；Described adjustment screw rod 5 bottom is provided with convex shaped arc face steel Bulb 4；Adjustment screw rod 5 passes through convex shaped arc face steel ball head 4 and forms ball pivot supporting, both arc surfaces with concave circular arcs face steel construction Diameter is consistent, so that male and fomale(M＆F) is fitted like a glove so that when bent cap 14 has different horizontal wall inscriptions, adjustment screw rod 5 all the time with lower section spill Circular arc steel construction 3 face keeps being in close contact, and does not produce space and concentration of local stress, prevents structure from being destroyed by super-strength, play The effect of good transmission vertical load；Additionally by the arc crater arranging certain depth in lower section concave circular arcs face steel construction 3, can So that convex shaped arc face steel ball head 4 is in all the time in pit under the conditions of the bent cap 14 of different horizontal wall inscriptions, reliably prevent convex shaped arc Face steel ball head 4 skids off and damages outside pit；Concave circular arcs face steel construction 3 is fixedly connected with left-hand thread steel plate 2, can ensure that overall steady Fixed.

Described nut 6 is matched in adjustment screw rod 5, can play the effect of step-less adjustment height；By adjusting adjustment spiral shell Bar 5, before making Bridge Erector, cross moving track 13 can be in level in the bent cap 14 condition lower railway of different horizontal wall inscriptions, meets Bridge Erector work Make conditions dictate；Nut 6 and adjustment screw rod 5 are respectively provided with high intensity, high tenacity；Ensure that enough safe bearing load coefficients.Adjust Whole screw rod 5 is provided with suitable adjustable-length, to ensure to be suitable for the bent cap 14 of difference horizontal wall inscription；Adjustment screw rod 5 can adopt rod iron, adopts With directly lower end being manufactured convex shaped arc face steel ball head 4 during rod iron；Improve the portability of construction.

Described nut 6 top is provided with pressure-bearing steel plate 7, opens circular hole, Circularhole diameter and the big footpath of nut 6 in the middle part of pressure-bearing steel plate 7 Unanimously.

Described bearing cross beam combination steel construction 9 is provided with two symmetrical pilot sleeves 15, described pilot sleeve 15 its Axis is consistent with adjustment screw rod 5 axis；One section of internal diameter of setting thick walled steel tube consistent with the adjustment big footpath of screw rod 5, both can lengthen whole The height of individual outer tube, can guide to adjustment screw rod 5 again, strengthen the lateral stability of single unit system simultaneously.

Described several bearing cross beams combination steel construction is according to cross moving track 13 stress before horizontal wall inscription width and Bridge Erector Size is determining required number, and arranges suitable spacing, and several bearing cross beams combination steel construction 9 is installed on horizontal before Bridge Erector Move track 13 lower surface, more successively fix pressure-bearing steel plate 7, fixing nut 6, cover upward adjustment screw 5, adjustment screw rod 5 bottom with Secondly concave circular arcs face steel construction 3 carries out ball pivot connection, carries out step-less adjustment to adjustment screw rod 5 so that frame in whole system Before bridge machine, cross moving track 13 keeps level, will adjust screw rod 5 and concave circular arcs face again by the oblique pull lanyard 11 on suspension ring 10 Steel construction 3 connects, and the connection of concave circular arcs face steel construction 3 bottom is to support seating portion, so that whole system can be whole Body hangs shifting, it is to avoid the phenomenon departing from, dropping.

Claims (10)

1. cross moving track system before a kind of step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, including cross moving track before Bridge Erector (13), It is characterized in that: before described Bridge Erector, cross moving track (13) lower surface is installed with several components, the number of this component Length or stress with cross moving track before Bridge Erector (13) change and determine, and component arranges each other at a certain distance；Institute The component stated includes bearing appendix, adjusting apparatus and anti-dumping sloping bottom；Carry out stepless changing by adjusting apparatus in vertical direction, Make cross moving track (13) holding level on the bent cap (14) of different horizontal wall inscriptions before Bridge Erector.

2. before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 1 cross moving track system it is characterised in that: Described bearing appendix includes bearing cross beam combination steel construction (9), pressure-bearing steel plate (7) and two adjustment screw rods being symmetrically installed (5)；Bearing cross beam combination steel construction (9) is fixedly mounted on before Bridge Erector between cross moving track (13) and pressure-bearing steel plate (7)；Pressure-bearing Steel plate (7) is fixedly mounted on below bearing cross beam combination steel construction (9)；Adjustment screw rod (5) is symmetrically arranged on traversing before Bridge Erector Track (13) both sides.

3. before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 1 cross moving track system it is characterised in that: Described adjusting apparatus include two adjustment screw rods (5) being symmetrically installed and nut (6), and described nut (6) is fixedly mounted on Below pressure-bearing steel plate (7), it is matched in adjustment screw rod (5), and adjustment screw rod (5) lower end is provided with convex shaped arc face steel ball head (4)；Energy Enough pass through adjustment screw rod (5) to be adjusted up and down, thus realizing cross moving track before Bridge Erector (13) step-less adjustment.

4. before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 1 cross moving track system it is characterised in that: Described anti-dumping sloping bottom is that adjustment screw rod (5) lower end is provided with concave circular arcs face steel construction (3) and convex shaped arc face steel ball head (4) The mechanism working in coordination, is arranged on support plate (1)；Described adjustment screw rod (5) lower end and concave circular arcs face steel construction (3) shape Balling-up hinged bearing；Described concave circular arcs face steel construction (3) is fixedly installed on left-hand thread steel plate (2)；Described support plate (1) and Left-hand thread steel plate (2) is fixedly connected by bolt (12)；Described left-hand thread steel plate (2) is provided with left-hand thread groove.

5. before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 2 cross moving track system it is characterised in that: Described bearing cross beam combination steel construction (9) is provided with two symmetrical pilot sleeves (15)；Described pilot sleeve (15) its axle Line is consistent with adjustment screw rod (5) axis；Described bearing cross beam combines spacing below front cross moving track (13) for the steel construction (9) For 60cm～90cm；Described bearing cross beam combines the framework of steel construction (9) using arbitrary in shaped steel welding or steel plate butt welding Kind.

6. before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 4 cross moving track system it is characterised in that: Described adjustment screw rod (5) length is 80cm～150cm；Described adjustment screw rod (5) adopts any one making in rod iron or steel pipe； The bottom side of the wall of described adjustment screw rod (5) is provided with suspension ring (10)；Described concave circular arcs face steel construction (3) is provided with suspension ring (10)；Adjustment screw rod (5) is passed through the oblique pull lanyard (11) on suspension ring (10) with concave circular arcs face steel construction (3) and is fixedly connected.

7. cross moving track system before the step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to Claims 2 or 3, its feature exists In: described pressure-bearing steel plate (7) bottom surface is provided with junction steel plate of putting more energy into (8).

8. before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 1 cross moving track system it is characterised in that: Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, cross moving track system is adapted to the bent cap that the horizontal wall inscription gradient is 1%～7% (14).

9. before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 1 cross moving track system it is characterised in that: Before described step-less adjustment ball-and-socket hinge style many supporting racks bridge machine, the single supporting leg of cross moving track system is in the adjustable scope of vertical direction For 1～60cm.

10. cross moving track system before step-less adjustment ball-and-socket hinge style many supporting racks bridge machine according to claim 4, its feature exists In: described support plate (1) is from any one in the rubber slab having necessarily elastic and intensity or plastic plate.