CN101942807A - Flow type bridge erecting machine - Google Patents
Flow type bridge erecting machine Download PDFInfo
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- CN101942807A CN101942807A CN201010298613XA CN201010298613A CN101942807A CN 101942807 A CN101942807 A CN 101942807A CN 201010298613X A CN201010298613X A CN 201010298613XA CN 201010298613 A CN201010298613 A CN 201010298613A CN 101942807 A CN101942807 A CN 101942807A
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Abstract
The invention discloses a flow type bridge erecting machine, which relates to the technical field of bridge erecting machine. A girder is provided with a hoisting and lifting device; the rear part of the girder is provided with a tire-type backward big vehicle travelling device, and the front part of the girder is provided with a tire-type forward big vehicle travelling device; the front part of the girder is provided with a movable triangular main support leg device on which a horizontal guiding wheel device, a press wheel device and a support wheel device driven by a press wheel driving device are arranged; and the front end of the girder is provided with an assistant support leg device. The flow type bridge erecting machine has simple structure and is convenient to operate; during the transportation of the girder, the flow type bridge erecting machine can make the girder smoothly pass through the tunnel and smoothly erect the girder at the tunnel entrance or in the tunnel without needing a guide beam for support or any assistant tool, thereby bringing high efficiency and being easy to guarantee the project quality and conducive to reducing the cost. The flow type bridge erecting machine can carry any type of girder to smoothly pass through tunnels at a speed of 250 km per hour and a speed of 350 km per hour and is particularly applicable to the transportation and erecting of 900-ton, 750-ton and 550-ton prestressed reinforced concrete box girders of high-speed railway and passenger special line.
Description
Technical field
The machine technology field the present invention relates to build bridge.
Background technology
At present, the domestic and abroad bridge transportation rack device can be divided into two big classes with regard to its fortune frame mode, and a class is a fortune frame split air conditioner, and another kind of is the integration of transporting and building machine.So-called fortune frame split air conditioner is meant that the fortune beam finished by Beam transportation vehicle, and the two kinds of equipment being finished by the bridge formation machine of setting a roof beam in place are finished the work pattern of a job jointly.Though this pattern operating efficiency is higher, but one met the tunnel problem, sometimes at all can't operation, all can't carry the tunnel of beam by speed per hour 250 kms as present any Beam transportation vehicle, this just forces people to have to change beam type (changing two case twin beams into as the FCL beam), has not only increased construction costs, the technical performance of bridge is affected, in addition, as run into be close to set a roof beam in place in the tunnel face or the tunnel in when setting a roof beam in place engineering, split type bridge formation machine is incompetent fully.At this moment people only take the way of cast-in-place one to two hole beam on the bridge location to be solved, and can increase engineering difficulty and construction costs greatly but so do, so in face of these difficult project, the deficiency of fortune frame split air conditioner itself can't overcome.So-called integration of transporting and building machine is the transportation of fingerboard body and sets up the transportation rack device of being finished by a system (main frame and nose girder) that it can carry beam by the tunnel, can be close in tunnel face even the tunnel again and set a roof beam in place; But its operation of setting a roof beam in place must rely on huge nose girder (heavily about 280 tons are about 90 meters) supporting to finish, and operation procedure is numerous and diverse, inefficiency, security risk are bigger, and the equipment manufacturing cost height.
Summary of the invention
The purpose of this invention is to provide a kind of flow-type bridge formation machine, it can solve the difficult problem of bridge erection under complex geological condition, it is simple in structure, operation is convenient, it can make the beam body waltz through the tunnel in the transportation of beam body, can in tunnel face or tunnel, set a roof beam in place smoothly, need not nose girder supporting and any auxiliary facility, its efficient height, be easy to guarantee workmanship, help reducing cost.Since the present invention can any model of carrying the beam body smoothly by speed per hour 250 kms and speed per hour 350 km tunnels, so be specially adapted to transport the transportation of frame high-speed railway and 900 tonnes, 750 tonnes and 550 tonnes prestressed reinforced concrete case beams of Line for Passenger Transportation and set up.
Main technical schemes of the present invention is: a kind of flow-type bridge formation machine, comprise girder, and its spy is characterized in that primary structure has: girder is provided with the lifting lifting appliance; The rear portion of girder is provided with traveling cart device behind the rubber-tyred, and the front portion is provided with traveling cart device before the rubber-tyred, is provided with the cart drive unit; The front portion of girder is provided with displaceable triangle master support leg device, and triangle master support leg device is provided with horizontally-guided wheel apparatus, pressing wheel device, actuating device of press wheel, and the riding wheel apparatus that has fluid pressure drive device, and pinch roller hangs on the track of girder both sides; The front end of girder is provided with auxiliary support leg device.
Main support leg device effect is to guarantee to provide when girder moves ahead stabilizing moment, can drive main support leg device again by the driving of pinch roller self and move ahead along the girder track.
The preceding traveling cart device of traveling cart device and rubber-tyred is the tire traveling behind the described rubber-tyred, hydraulic driving mode.Also available electrodynamic type replaces.
The fluid pressure drive device that described riding wheel apparatus has self is an oil hydraulic type constant force drive unit: it has the moment of torsion of deciding fluid power and drives hydraulic motor and hydraulic power unit thereof.Can guarantee to act on the girder driving force of a constant size on the girder herein.
The preceding traveling cart device of traveling cart device and rubber-tyred all is provided with the cart drive unit behind the described rubber-tyred, and all is hydraulic driving mode.Or only before the rubber-tyred traveling cart device be provided with cart and drive and also can.
Described triangle master support leg device has the triangle Collapsible structure.
Described triangle Collapsible structure is: between leg-of-mutton three limits for being twisted together, the hypotenuse diagonal brace is equipped with the sleeve pipe stretching structure with vertical right-angle side head tree, promptly saves on the head tree and saves the interior cover of joint under overcoat and the diagonal brace under overcoat, the head tree on the interior cover of joint, the diagonal brace; And be provided with the supporting leg hydraulic mechanism of turning back, can realize turning back automatically of supporting leg column.Also available other of described triangular structure are turned back or disassembly and assembly structure.
Described auxiliary support leg device be provided with telescopic upright of frame and hydraulic jacking device better.
Good effect of the present invention is: overcome the deficiency of prior art, it can solve the difficult problem of bridge erection under complex geological condition, and it is simple in structure, operation is convenient.It both can realize long distance fortune beam, can not set a roof beam in place under the auxiliary situation of nose girder under having again; In the time of can realizing abutment apart from the 0 meter situation in tunnel face, the first hole beam sets up after advancing last Kong Liang before the tunnel and going out the tunnel; It can make the beam body waltz through the tunnel in the transportation of beam body.Its efficient height is easy to guarantee workmanship, and stable operation, reliable helps reducing cost.
The whole fortune beam and the operation of setting a roof beam in place are finished by an equipment, and (comparing with similar integration of transporting and building machine) when particularly setting a roof beam in place does not need other nose girder and other any auxiliary facility, and this is that at present domestic and international all bridge transportation rack devices are not all accomplished.
Since the present invention can any model of carrying the beam body smoothly by speed per hour 250 kms and speed per hour 350 km tunnels, so be specially adapted to transport the transportation of frame high-speed railway and 900 tonnes, 750 tonnes and 550 tonnes prestressed reinforced concrete case beams of Line for Passenger Transportation and set up.
Description of drawings
Fig. 1 is the structural representation of a preferred embodiment of the present invention.
Fig. 2 a, Fig. 2 b are respectively structure for amplifying schematic diagram and its lateral views of the triangle master support leg device 6 among Fig. 1.
Fig. 3 a, Fig. 3 b, Fig. 3 c are respectively triangle master support leg device 6 flexible among Fig. 1 and the working state schematic representation when turning back.
Fig. 4 is the flow-type bridge formation machine operation step 1 schematic diagram among Fig. 1.
Fig. 5 is the flow-type bridge formation machine operation step 2 schematic diagram among Fig. 1.
Fig. 6 is the flow-type bridge formation machine operation step 3 schematic diagram among Fig. 1.
Fig. 7 is the flow-type bridge formation machine operation step 4 schematic diagram among Fig. 1.
Fig. 8 is the flow-type bridge formation machine operation step 5 schematic diagram among Fig. 1.
Fig. 9 is the flow-type bridge formation machine operation step 6 schematic diagram among Fig. 1.
Figure 11 is the flow-type bridge formation machine operation step 8 schematic diagram among Fig. 1.
Among Fig. 1～Figure 11, each label implication is: 1. girder, 2. traveling cart device behind the rubber-tyred, 3. traveling cart device before the rubber-tyred, 4. the bridge lifting appliance, 5. the triangle master support leg device of bridge lifting appliance/6., 7. auxiliary support leg device, 8. electrical control system, 9. the fluid motor-driven riding wheel apparatus, 10. pressing wheel device, 11. horizontal wheels devices, 12. triangle Collapsible structures, 13. supporting legs are turned back and are saved overcoat, 15 diagonal braces on hydraulic means, 14 diagonal braces and save overcoat, 17 head trees cover in the joint down down in the joint on cover, 16 head trees.
The specific embodiment
Be described in further detail below in conjunction with a preferred embodiment and accompanying drawing thereof, but not as a limitation of the invention.
This flow-type bridge formation machine comprises girder 1, and girder 1 is provided with lifting lifting appliance 4,5; The rear portion of girder 1 is provided with traveling cart device 2 behind the rubber-tyred, and the front portion is provided with traveling cart device 3 before the rubber-tyred, is provided with the cart drive unit; The front portion of girder 1 is provided with displaceable triangle master support leg device 6, triangle master support leg device 6 is provided with horizontally-guided wheel apparatus 11, pressing wheel device 10, actuating device of press wheel, and the riding wheel apparatus 9 that drives by actuating device of press wheel, pinch roller hangs on the track of girder 1 both sides; The front end of girder 1 is provided with auxiliary support leg device 7; Be provided with electric control gear 8.Actuating device of press wheel is an oil hydraulic type constant force drive unit: it has the moment of torsion of deciding fluid power and drives hydraulic motor and hydraulic power unit (for prior art) thereof.The preceding traveling cart device 3 of traveling cart device 2 and rubber-tyred all is provided with the cart drive unit behind the rubber-tyred, and all is hydraulic-driven.Triangle master support leg device 6 has the triangle Collapsible structure.The triangle Collapsible structure is: for being twisted together, the hypotenuse diagonal brace is equipped with the sleeve pipe stretching structure with vertical right-angle side head tree between leg-of-mutton three limits, and is provided with the supporting leg hydraulic mechanism 13 of turning back.Auxiliary support leg device 7 is reflexibie formula, or is provided with telescopic upright of frame and hydraulic jacking device.
By the lifting action of auxiliary support leg device 7, realize saving under the head tree in the triangle master support leg device 6 interior cover 17 stretching in the joint overcoat 16 on head tree, cover 15 saves stretching in the overcoat 14 in saving under the diagonal brace on diagonal brace; When triangle master support leg device 6 need be turned back, realize the action of turning back of whole supporting leg by the supporting leg hydraulic means 13 of turning back.
The SLJ900/32 flow-type bridge formation machine of the present invention's design.Girder 1 is one of bridge formation machine major bearing structures, it is bearing on the forward and backward car of walking system, forward and backward lifting lifting appliance is housed on the girder 1, can realize the hanging beam hauling operation by this three part-structure and mechanism, because this kind means of transportation beam height degree is low, can reach the purpose of year beam smoothly by the tunnel of speed per hour 250 kms and speed per hour 350 kms by the tunnel.Leg system divides triangle master support leg device 6 and auxiliary support leg device 7, girder 1 can longitudinal sliding motion in the train of triangle master support leg device when setting a roof beam in place, under the common driving by back car and main supporting leg drive unit, bridge formation machine hanging beam is moved forward to treat the frame hole, not need to realize the purpose that to set a roof beam in place by other nose girder and other any auxiliary facility, auxiliary supporting leg plays the temporary support effect, helps main supporting leg to move forward to and treats on the pier of the place ahead, frame hole.Electrical control system 8 is being controlled the bridge formation machine and is being transported the whole operation programs of operation of setting a roof beam in place, and provides comprehensive security protection means in order to guarantee the safety of fortune frame operation.Pinch roller effect by triangle master support leg device can produce enough stabilizing moments, and the assurance supporting leg is not toppled over, and then makes the auxiliary supporting leg of girder front end move to the place ahead bridge pier, realizes that no nose girder does not have the mode of via hole voluntarily of anchorage.
This machine has adopted the hanging beam means of transportation, and shipping height is reduced greatly, helps by the tunnel, has realized that the various model beam of carrying body passes through the purpose in speed per hour 250 kms and speed per hour 350 km tunnels smoothly.
1. the whole fortune beam and the operation of setting a roof beam in place are finished by an equipment, do not need other nose girder and other any auxiliary facility, and this is that at present domestic and international all bridge transportation rack devices are not all accomplished.
2. can make girder longitudinal sliding motion thereon simultaneously can guarantee that it stably is bearing in the triangle master leg system on the pier, the bridge formation machine is vertically walked at the supporting lower hanging beam of main supporting leg, will wait sets a roof beam in place moves to and treats the frame hole, has realized the operation of setting a roof beam in place that no nose girder supports.The wheel train structure of triangle master supporting leg is not only supporting the girder counter-force, and allow girder vertically to slip smoothly betwixt, and pinch roller that what is more important is set and tugboat can bear enough overturning moments, have guaranteed the stability of main supporting leg in the vertical via hole process of bridge formation machine.
3. the fluid motor-driven riding wheel apparatus 9 that is arranged in the main supporting leg train is constant force drive units, moment of torsion fluid power drives this device and hydraulic power unit is formed by deciding, no matter be characterized in that rotating speed faster or the moment of torsion exported more slowly are constant, when being used for driving tugboat, just provide constant driving force like this for mechanism.The purpose that this device is set is longitudinal force and the overturning moment that acts in the process of setting a roof beam in place on the main supporting leg in order to reduce, and not only makes main supporting leg stability be easy to guarantee, has also alleviated the vertical effect to bridge pier greatly.Its principle is that constant driving force not only can reduce the requirement to back car driving force, and its reaction force can be offset afterwards, and car makes the longitudinal force control that main supporting leg is suffered become possibility in the reasonable scope to the thrust (train frictional force) of main supporting leg.
Its course of work and via hole mode are as follows:
Referring to Fig. 4, bridge formation machine fortune beam is to treating the frame hole.
Referring to Fig. 5, recover triangle master's support leg device 6 and auxiliary support leg device 7.
Referring to Fig. 6, fluid motor-driven riding wheel apparatus 9 behind the dependence rubber-tyred on traveling cart device 2 and the triangle master support leg device 6 provides driving force jointly, the play crane ' s major girder 1 of concrete beam of promotion moves ahead between the train of triangle master support leg device 6, treat to carry out support fixation when auxiliary support leg device 7 arrives bridge pier top, the place ahead, under the preceding end bearing of concrete beam, support then temporarily.
Referring to Fig. 7, drive the pressing wheel device 10 on the triangle master support leg device 6, make front leg strut walk to walk to the place ahead bridge pier and fix.
Referring to Fig. 8, carry out the operation among Fig. 5, the crane ' s major girder 1 of the concrete beam that plays is treated above the frame hole proceeding between the train of triangle master support leg device 6.
Referring to Fig. 9, the beam that falls is with regard to bit manipulation.
Referring to Figure 10, after the beam that falls is in place, fluid motor-driven riding wheel apparatus 9 behind the dependence rubber-tyred on traveling cart device 2 and the triangle master support leg device 6 provides reverse actuating force jointly, crane ' s major girder 1 slides backward between the train of triangle master support leg device 6, treat before the rubber-tyred traveling cart device 3 retreat into set a roof beam in place on.
Referring to Figure 11, pack up triangle master support leg device 6 and auxiliary support leg device 7, the bridge formation machine returns Liang Chang and transports beam.
This machine is the same with the integration of transporting and building machine can in tunnel face or tunnel, set a roof beam in place outside, topmost characteristics are that it does not need nose girder supporting in fortune is set a roof beam in place process, also without any need for auxiliary facility, can finish safely and efficiently and transport the operation of setting a roof beam in place.
On probation, effect is fine.
The above only is preferred embodiment of the present invention, in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is not equal to replacement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a flow-type bridge formation machine comprises girder (1), it is characterized in that primary structure has: girder (1) is provided with lifting lifting appliance (4,5); The rear portion of girder (1) is provided with traveling cart device (2) behind the rubber-tyred, and the front portion is provided with traveling cart device (3) before the rubber-tyred, is provided with the cart drive unit; The front portion of girder (1) is provided with displaceable triangle master support leg device (6), triangle master support leg device (6) is provided with horizontally-guided wheel apparatus (11), pressing wheel device (10), actuating device of press wheel, and the riding wheel apparatus (9) that drives by actuating device of press wheel, pinch roller hangs on the track of girder (1) both sides; The front end of girder (1) is provided with auxiliary support leg device (7).
2. flow-type bridge formation machine according to claim 1 is characterized in that described actuating device of press wheel is an oil hydraulic type constant force drive unit: it has the moment of torsion of deciding fluid power and drives hydraulic motor and hydraulic power unit thereof.(can guarantee to act on the girder driving force of a constant size on the girder herein)
3. flow-type bridge formation machine according to claim 1 is characterized in that behind the described rubber-tyred that traveling cart device (3) all is provided with the cart drive unit before the traveling cart device (2) and rubber-tyred, and all is hydraulic-driven.
4. flow-type bridge formation machine according to claim 1 is characterized in that described triangle master support leg device (6) has the triangle Collapsible structure.
5. flow-type bridge formation machine according to claim 4, it is characterized in that described triangle Collapsible structure is: be the hinge connection between leg-of-mutton three limits, the hypotenuse diagonal brace is equipped with the sleeve pipe stretching structure with vertical right-angle side head tree, and is provided with the supporting leg hydraulic mechanism (13) of turning back.(its effect is to realize turning back automatically of supporting leg column)
6. flow-type bridge formation machine according to claim 1 is characterized in that described auxiliary support leg device (7) is provided with telescopic upright of frame and hydraulic jacking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010298613.XA CN101942807B (en) | 2010-10-08 | 2010-10-08 | Flow type bridge erecting machine |
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| CN201010298613.XA CN101942807B (en) | 2010-10-08 | 2010-10-08 | Flow type bridge erecting machine |
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| CN101942807A true CN101942807A (en) | 2011-01-12 |
| CN101942807B CN101942807B (en) | 2014-01-22 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105155417A (en) * | 2015-08-10 | 2015-12-16 | 石家庄铁道大学 | Climb type beam transportation straddle carrier and tunnel portal bridge transportation and erection method based on same |
| CN107974948A (en) * | 2017-12-21 | 2018-05-01 | 谢晓燕 | A kind of new flow type bridge erecting machine |
| CN108203933A (en) * | 2018-03-21 | 2018-06-26 | 太原科技大学 | A kind of integration of transporting and building formula Bridge Erector of three skate tire of rear car |
| CN110055894A (en) * | 2018-11-21 | 2019-07-26 | 中铁十一局集团第六工程有限公司 | A kind of flow type bridge erecting machine and its heavy grade erecting beam construction method |
| CN112297881A (en) * | 2020-10-23 | 2021-02-02 | 刘建国 | Carrier train set, control method thereof, and computer-readable storage medium |
| CN112359733A (en) * | 2020-11-04 | 2021-02-12 | 中铁第五勘察设计院集团有限公司 | Beam changing method with foldable beam changing machine |
| CN113215994A (en) * | 2021-05-11 | 2021-08-06 | 中交路桥华东工程有限公司 | Method for mounting bridge girder erection machine at tunnel outlet |
| CN114481835A (en) * | 2021-12-13 | 2022-05-13 | 中铁第五勘察设计院集团有限公司 | Stepless span changing device and method for suspension point of bridge girder erection machine |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105155417A (en) * | 2015-08-10 | 2015-12-16 | 石家庄铁道大学 | Climb type beam transportation straddle carrier and tunnel portal bridge transportation and erection method based on same |
| CN105155417B (en) * | 2015-08-10 | 2017-11-03 | 石家庄铁道大学 | A kind of climb type fortune girder span car and the tunnel face bridge fortune frame method based on it |
| CN107974948A (en) * | 2017-12-21 | 2018-05-01 | 谢晓燕 | A kind of new flow type bridge erecting machine |
| CN108203933A (en) * | 2018-03-21 | 2018-06-26 | 太原科技大学 | A kind of integration of transporting and building formula Bridge Erector of three skate tire of rear car |
| CN108203933B (en) * | 2018-03-21 | 2024-01-26 | 太原科技大学 | Frame-transporting integrated bridge girder erection machine for rear vehicle three-row tires |
| CN110055894A (en) * | 2018-11-21 | 2019-07-26 | 中铁十一局集团第六工程有限公司 | A kind of flow type bridge erecting machine and its heavy grade erecting beam construction method |
| CN110055894B (en) * | 2018-11-21 | 2024-02-09 | 中铁十一局集团第六工程有限公司 | Mobile bridge girder erection machine and large-gradient girder erection construction method thereof |
| CN112297881A (en) * | 2020-10-23 | 2021-02-02 | 刘建国 | Carrier train set, control method thereof, and computer-readable storage medium |
| CN112359733A (en) * | 2020-11-04 | 2021-02-12 | 中铁第五勘察设计院集团有限公司 | Beam changing method with foldable beam changing machine |
| CN113215994A (en) * | 2021-05-11 | 2021-08-06 | 中交路桥华东工程有限公司 | Method for mounting bridge girder erection machine at tunnel outlet |
| CN114481835A (en) * | 2021-12-13 | 2022-05-13 | 中铁第五勘察设计院集团有限公司 | Stepless span changing device and method for suspension point of bridge girder erection machine |
| CN114481835B (en) * | 2021-12-13 | 2023-04-07 | 中铁第五勘察设计院集团有限公司 | Stepless span changing device and method for suspension point of bridge girder erection machine |
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