CN107059629B - Sightseeing line track bridge hoisting bridge equipment - Google Patents
Sightseeing line track bridge hoisting bridge equipment Download PDFInfo
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- CN107059629B CN107059629B CN201710174692.5A CN201710174692A CN107059629B CN 107059629 B CN107059629 B CN 107059629B CN 201710174692 A CN201710174692 A CN 201710174692A CN 107059629 B CN107059629 B CN 107059629B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention belongs to the technical field of bridge girder erection machines. A sightseeing line track bridge hoisting bridge device comprises a delivery wagon and a bridge girder erection machine; the conveying vehicle comprises a vehicle platen and a conveying vehicle travelling device, wherein the conveying vehicle travelling device comprises a drive axle, a power mechanism, travelling wheels, a supporting box body arranged on the upper side of the drive axle, a supporting shaft and two sections of arc-shaped sliding tracks arranged on the top of the supporting box body; the bridge girder erection machine comprises a lifting beam and a bridge girder erection machine walking device, wherein the bridge girder erection machine walking device comprises a balance cross beam, a supporting leg assembly and a multi-degree-of-freedom roller assembly. The invention has reasonable and compact integral structure design, can carry out effective construction on the premise of minimally damaging the natural environment of scenic spots, greatly improves the construction efficiency and the construction safety, ensures the construction progress and the coordination stability of the whole system, particularly carries out effective equipment design and equipment matching on the geological landform of the scenic spots, and realizes the transportation, lifting and laying of the track bridge.
Description
Technical Field
The invention belongs to the technical field of bridge girder erection machines, and particularly relates to a sightseeing line track bridge hoisting bridge device.
Background
With the development of society and the improvement of living standard, vast people pursue high-quality life to impel the development and the construction of scenic spots, in order to provide good sight line and sightseeing visual angle for tourists, therefore need set up sightseeing circuit in scenic spots, thus be convenient for people's easy tourism.
Because scenic spots are mostly in mountainous areas with relatively large fall, a lot of difficulties exist in building sightseeing lines, and the following points are mainly existed: firstly, large-area building construction easily causes the ecological environment to be easily damaged, destroys the original geological landform and causes irrecoverable loss; secondly, the route is tortuous, the mountain body is steep, the sightseeing route needs to be built according to the mountain, but the transportation is difficult due to the relatively high construction position, and effective construction cannot be carried out; thirdly, the traditional bridging equipment cannot be used, can not perform roundabout traveling, can not effectively avoid mountain bodies, causes traveling difficulty and is easy to cause damage to natural landscapes; fourthly, the safety is poor, the construction period is long, a large amount of time, manpower and material resources are consumed in the whole construction process, the scenic spot development and construction are difficult, and the cost is overlarge.
Disclosure of Invention
The invention aims to solve the problems and the defects, and provides sightseeing line railway bridge hoisting and bridging equipment which has reasonable overall structural design and good stability, can be suitable for erecting sightseeing line railway bridges with large terrain drop and circuitous bending, and effectively prevents the natural environment of scenic spots from being damaged.
In order to achieve the purpose, the adopted technical scheme is as follows:
a sightseeing line track bridge hoisting and bridging device comprises a conveying vehicle for carrying and conveying a beam body and a bridge girder erection machine for hoisting and placing the beam body; the conveying vehicle comprises a vehicle platen and at least two groups of conveying vehicle travelling devices arranged at the lower part of the vehicle platen, each conveying vehicle travelling device comprises a drive axle, a power mechanism, travelling wheels, a supporting box body arranged at the upper side of the drive axle, a supporting shaft pivoted on the supporting box body and two sections of arc-shaped sliding tracks arranged at the top of the supporting box body, the two sections of arc-shaped sliding tracks are arranged around the supporting shaft in a central symmetry manner, supporting rollers corresponding to the arc-shaped sliding tracks are arranged at the bottom of the vehicle platen, the vehicle platen is pivoted with the supporting shaft, and a control box, a power generation assembly and a brake assembly are arranged at the lower part of the vehicle platen; the bridge girder erection machine comprises a lifting beam and at least two groups of bridge girder erection machine traveling devices arranged at the lower part of the lifting beam, wherein each bridge girder erection machine traveling device comprises a balance cross beam arranged on the track bridge in a spanning manner, a supporting leg assembly arranged at the upper part of the parallel cross beam and a multi-degree-of-freedom roller assembly arranged at the lower part of the balance cross beam and corresponding to the track bridge; the supporting leg assembly comprises two telescopic supporting sleeves, a pushing power push rod and a top supporting beam which are arranged on the balance cross beam, the telescopic supporting sleeves and the pushing power push rod are pivoted with the balance cross beam, the top supporting beam is fixedly connected with the tops of the two telescopic supporting sleeves, and a supporting plate is pivoted at the top of the top supporting beam; the multi-degree-of-freedom roller assembly comprises a supporting seat which is pivoted at the bottom of the balance cross beam, a connecting shaft which is arranged at the lower part of the supporting seat, a wheel seat which is pivoted on the connecting shaft through a bearing, and at least two groups of walking rollers which are correspondingly arranged on the wheel seat in a front-back manner, wherein a walking motor for driving the walking rollers is arranged on the wheel seat.
The electromagnetic anti-slip device is characterized in that electromagnetic anti-slip components are arranged on the supporting box body and the balance cross beam, the electromagnetic anti-slip components comprise a supporting arm arranged on the balance cross beam, a lifting rod arranged on the supporting arm in a sliding mode, an electromagnet arranged at the bottom of the lifting rod and a reset spring arranged between the supporting arm and the top of the lifting rod, and the electromagnet is pivoted with the lifting rod.
Still be provided with on the support arm and prevent the skew subassembly, prevent the skew subassembly including the pole that prevents that corresponds with the track bridge inside wall and set up and prevent eccentric wheel or/and leading wheel on preventing the skew pole, prevent that the eccentric wheel corresponds the laminating with track bridge's inside wall, leading wheel and the walking wheel or the walking gyro wheel that correspond set up respectively in track bridge's upper and lower both sides.
The power generation assembly comprises a diesel engine and a generator, the brake assembly is a water dropping brake assembly, and the water dropping brake assembly comprises a brake pad, an air compressor, a water tank, a pressure regulating valve and a gas transmission pipeline; and each group of supporting and walking devices is provided with an independent power mechanism, each power mechanism comprises a motor base and a driving motor, which are arranged on the supporting box body, and the vehicle bedplate is provided with a beam body supporting seat.
The lifting beam comprises an outer box beam fixedly arranged on the supporting plate, an inner box beam matched with the outer box beam in a sliding telescopic mode and arranged in the outer box beam, a traction mechanism driving the inner box beam to stretch and retract, conveying rails arranged on two sides of the outer box beam and a lifting swing arm pivoted to the front end portion of the inner box beam, lifting power assemblies are arranged on the conveying rails and the lifting swing arm, and a walking supporting assembly driving the lifting power assemblies to walk in a reciprocating mode is arranged between each conveying rail and the corresponding lifting power assembly.
The walking support assembly comprises a support wheel frame, a lifting support wheel arranged on the support wheel frame and a motor for driving the lifting support wheel, the lifting power assembly is an electric hoist, and the electric hoist is pivoted on the corresponding support wheel frame.
The inner box girder is matched with a sliding clamp and arranged between the inner supporting wheels, and the traction mechanism is a winch.
Two connecting rods are pivoted between two adjacent balance cross beams in parallel; the two ends of the conveying track are provided with limiting collision blocks, and the walking support assembly is provided with a contact sensor.
The telescopic support sleeve comprises an inner sleeve and an outer sleeve, a corresponding lock hole is formed between the inner sleeve and the outer sleeve, and a lock pin is arranged in the lock hole in a matching mode.
Four supporting seats are correspondingly arranged between the balance cross beam and the single track bridge in the front-back and left-right directions, wheel seats are correspondingly arranged on the lower portions of the four supporting seats, two walking rollers are correspondingly arranged on each wheel seat in the front-back direction, outer flanges are arranged on the walking rollers, and the track bridge is matched and clamped between the walking rollers.
By adopting the technical scheme, the beneficial effects are as follows:
the invention has reasonable and compact integral structural design, can carry out effective construction on the premise of minimally damaging the natural environment of scenic spots, greatly improves the construction efficiency and the construction safety, ensures the construction progress and the coordination stability of the whole system, can carry out effective regulation and coordination through the structural design of each component particularly for the geological landform of the scenic spots, realizes the transportation, lifting and laying of track bridges, and meets the design purpose and the achieved effect of scenic spot sightseeing lines.
Transport vechicle in this application, it passes through the platen, supporting roller, support shaft and the orbital design of arc sliding, can support and circuitous the advancing of platen support for the transport vechicle provides good support basis, thereby the adaptability to the address in mountain area has been ensured, design through the support arm, make it can realize going on safely on constrictive track bridge, and can realize effectual braking, be convenient for carry out the slope walking and turn to with circuitous crooked road.
Bridge girder erection machine in this application, it realizes the structure of whole support system through balanced cross beam and shore beam, the multi freedom that can realize slope walking and circuitous crooked walking in-process through multi freedom walking wheel subassembly changes, set up the supporting disk on shore beam upper portion, thereby can make the flexible volume of bridge girder erection machine can realize nimble adjustment when dodging the circuitous marching of massif, thereby be applicable to the orbital construction of sightseeing line, at whole in-process of marcing, can depend on sightseeing line track to carry out the transportation of track and equipment, can not cause natural ecological environment's destruction, the efficiency of construction is greatly improved, the effectual construction cost that has reduced.
In addition, the anti-sideslip subassembly and the electromagnetism anti-skidding subassembly that adopt in this application, its safe walking that can effectual realization whole bridge crane realize that the slope is marchd and circuitous walking, have improved the nimble mobility of bridge crane greatly, and it is strong to topography adaptability, and stability is good.
Drawings
Fig. 1 is a schematic structural diagram of a sightseeing line track bridge hoisting bridge device of the invention.
Fig. 2 is a schematic structural view of the conveyance vehicle.
Fig. 3 is a schematic structural view of the transport vehicle traveling device.
Fig. 4 is a left side view of the structure of fig. 3.
Fig. 5 is a schematic structural diagram of the bridge girder erection machine.
Fig. 6 is a schematic structural diagram of a bridge girder erection machine walking device.
Fig. 7 is a schematic diagram of the right-view structure in fig. 6.
Fig. 8 is a schematic view of the structure along the line a-a in fig. 6.
Fig. 9 is a schematic structural view of the lifting beam.
Fig. 10 is a schematic structural diagram of the sightseeing line track bridge hoisting bridge equipment on an inclined track bridge.
Number in the figure: 10 is a track bridge, 20 is a conveying vehicle, 201 is a driving axle, 202 is a driving motor, 203 is a traveling wheel, 204 is a supporting box body, 205 is a supporting shaft, 206 is an arc-shaped sliding track, 207 is a vehicle bedplate, 208 is a supporting roller, 209 is a beam body supporting seat, 210 is a control box, 211 is a power generation assembly, 212 is an air compressor, 30 is a bridge erecting machine, 301 is a telescopic supporting sleeve, 3011 is an inner sleeve, 3012 is an outer sleeve, 3013 is a lock hole, 3014 is a lock pin, 302 is a pushing power push rod, 303 is a top supporting beam, 304 is a supporting plate, 305 is a multi-degree-of-freedom roller assembly, 3051 is a supporting seat, 3052 is a supporting shaft, 3053 is a wheel seat, 3054 is a traveling roller, 3055 is a traveling motor, 306 is a balance cross beam, 307 is a connecting rod, 308 is a lifting beam, 3081 is an outer box beam, 3082 is an inner supporting wheel, 3083 is an inner box beam, 3084 is a traction mechanism, 3085 is a conveying guide rail, 3086 is a limit bump, and 3087 is a contact sensor, 3088 it is a lifting swing arm, 3089 it is an electric hoist, 3090 it is a support wheel frame, 3091 it is a lifting support wheel, 40 it is an electromagnetic antiskid component, 401 it is a lifting rod, 402 it is an electromagnet, 403 it is a return spring, 404 it is a support arm, 50 it is an anti-side deviation component, 501 it is an anti-deviation rod, 502 it is an anti-deviation wheel, 503 it is a guide wheel.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
Referring to fig. 1-10, the conveying vehicle is used for erecting a sightseeing double-track bridge in a sightseeing scenic region, when double tracks are erected, only a construction equipment field needs to be arranged at the initial position of the sightseeing double tracks to serve as a track stacking point, a bridge erecting machine is built on the sightseeing double tracks, then track transportation and erection are carried out depending on the sightseeing double tracks, and in order to reduce damage to natural environment in the laying process of the track bridge and reduce construction occupied area, subsequent construction needs to be carried out on a narrow track bridge on the basis of the construction occupied area by building an initial section of track bridge, so that the requirements on the whole construction difficulty and construction progress are high.
As shown in fig. 1, the sightseeing line track bridge hoisting bridging device of the present application comprises a transport vehicle 20 for transporting and transporting a beam and a bridge erecting machine 30 for hoisting and placing the beam; the conveying vehicle 20 comprises a vehicle platen 207 and at least two groups of conveying vehicle travelling devices arranged on the lower portion of the vehicle platen 207, each conveying vehicle travelling device comprises a driving axle 201, a driving motor 202, a travelling wheel 203, a supporting box 204 arranged on the upper side of the driving axle 201, a supporting shaft 205 pivoted on the supporting box and two sections of arc-shaped sliding rails 206 arranged on the top of the supporting box, the driving motor 202 is fixedly mounted on the supporting box 204 through a motor base, the driving motor is in transmission connection with the driving axle, the two sections of arc-shaped sliding rails are arranged in central symmetry around the supporting shaft 205, supporting rollers 208 corresponding to the arc-shaped sliding rails are arranged at the bottom of the vehicle platen 207, the vehicle platen 207 is pivoted with the supporting shaft 205, and a control box 210, a power generation assembly 211 and a brake assembly are arranged on the lower portion of the vehicle platen 207.
The power generation assembly 211 comprises a diesel engine and a generator, the brake assembly is a water dropping brake assembly, and the water dropping brake assembly comprises a brake pad, an air compressor 212, a water tank, a pressure regulating valve and an air conveying pipeline; independent driving motors are arranged on the supporting and running devices, and a beam body supporting seat 209 is arranged on the bedplate 207.
The bridge girder erection machine 30 comprises a lifting beam 308 and at least two groups of bridge girder erection machine traveling devices arranged at the lower part of the lifting beam, wherein the bridge girder erection machine traveling devices comprise a balance cross beam 306 arranged on the track bridge in a spanning manner, a support leg assembly arranged at the upper part of the parallel cross beam and a multi-degree-of-freedom roller assembly 305 arranged at the lower part of the balance cross beam 306 and corresponding to the track bridge 10; the supporting leg assembly comprises two telescopic supporting sleeves 301 arranged on a balance cross beam 306, a pushing power push rod 302 and a top supporting beam 303, the telescopic supporting sleeves 301 and the pushing power push rod 302 are pivoted with the balance cross beam 306, the top supporting beam 303 is fixedly connected with the tops of the two telescopic supporting sleeves 301, and a supporting plate 304 is pivoted on the top of the top supporting beam 303; the multi-degree-of-freedom roller assembly 305 comprises a supporting seat 3051 pivoted to the bottom of the balanced cross beam, a connecting shaft 3052 arranged on the lower portion of the supporting seat, a wheel seat 3053 pivoted to the connecting shaft through a bearing, and at least two groups of walking rollers 3054 arranged on the wheel seat 3053 in a front-back corresponding mode, and a walking motor 3055 for driving the walking rollers 3054 is arranged on the wheel seat 3053.
The support box 204 and the balance cross beam 306 are both provided with an electromagnetic anti-skid component 40, the electromagnetic anti-skid component 40 comprises a support arm 404 arranged on the balance cross beam, a lifting rod 401 arranged on the support arm in a sliding sleeve mode, an electromagnet 402 arranged at the bottom of the lifting rod and a return spring 403 arranged between the support arm and the top of the lifting rod, and the electromagnet 402 is pivoted with the lifting rod 401.
Still be provided with on the support arm and prevent inclined to one side subassembly 50, prevent that inclined to one side subassembly includes the pole 501 that prevents inclined to one side that corresponds with the track bridge inside wall and set up and prevent inclined to one side wheel 502 or/and leading wheel 503 on preventing inclined to one side pole, prevent that inclined to one side wheel 502 corresponds the laminating with the inside wall of track bridge 10, leading wheel 503 and the walking wheel or the walking gyro wheel that correspond set up respectively in the upper and lower both sides of track bridge 10.
In the application, the lifting beam 308 comprises an outer box beam 3081 fixedly arranged on a supporting plate, an inner box beam 3083 matched with the outer box beam in a sliding and telescopic manner and arranged in the outer box beam, a traction mechanism 3084 for driving the inner box beam to perform telescopic action, conveying rails 3085 arranged on two sides of the outer box beam and a lifting swing arm 3088 pivoted with the front end part of the inner box beam, lifting power assemblies are arranged on the conveying rails 3085 and the lifting swing arm 3088, and a walking supporting assembly for driving the lifting power assemblies to reciprocate is arranged between the conveying rails 3085 and the corresponding lifting power assemblies; the walking supporting component comprises a supporting wheel frame 3090, a lifting supporting wheel 3091 arranged on the supporting wheel frame and a motor for driving the lifting supporting wheel, the lifting power component is an electric hoist 3089, and the electric hoist 3089 is pivoted on the corresponding supporting wheel frame 3090.
A plurality of groups of inner supporting wheels 3082 are arranged at each side edge in the outer box girder, the inner box girder 083 is matched with the sliding card and arranged between the inner supporting wheels 3082, the traction mechanism 3084 is a winch, and two connecting rods 307 are pivoted between two adjacent balance cross girders 306 in parallel; the conveying track 3085 both ends all are provided with spacing stopper 3086, are provided with touch sensor 3087 on the walking supporting component, and flexible support tube includes interior sleeve pipe 3011 and outer tube 3012, has seted up corresponding lockhole 3013 between interior sleeve pipe and the outer tube, and the matching is provided with lockpin 3014 in the lockhole.
In order to improve the stability of whole bridge girder erection machine, can furthest's adaptation in the walking on slope track bridge, around balanced cross-beam 306 and single track bridge between, control and correspond and be provided with four supporting seats 3051, four supporting seats 3051 lower parts all correspond and are provided with wheel seat 3053, correspond around on each wheel seat 2053 and are provided with two walking gyro wheels 3054, are provided with outer shelves limit on the walking gyro wheel 3054, track bridge 10 matches the card and establishes between walking gyro wheel 3054.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a sightseeing line track bridge crane span structure equipment which characterized in that: the bridge girder erection device comprises a conveying vehicle for carrying and conveying a girder body and a bridge girder erection machine for hoisting and placing the girder body;
the conveying vehicle comprises a vehicle platen and at least two groups of conveying vehicle travelling devices arranged at the lower part of the vehicle platen, each conveying vehicle travelling device comprises a drive axle, a power mechanism, travelling wheels, a supporting box body arranged at the upper side of the drive axle, a supporting shaft pivoted on the supporting box body and two sections of arc-shaped sliding tracks arranged at the top of the supporting box body, the two sections of arc-shaped sliding tracks are arranged around the supporting shaft in a central symmetry manner, supporting rollers corresponding to the arc-shaped sliding tracks are arranged at the bottom of the vehicle platen, the vehicle platen is pivoted with the supporting shaft, and a control box, a power generation assembly and a brake assembly are arranged at the lower part of the vehicle platen;
the bridge girder erection machine comprises a lifting beam and at least two groups of bridge girder erection machine traveling devices arranged at the lower part of the lifting beam, wherein each bridge girder erection machine traveling device comprises a balance transverse span beam arranged on the track bridge in a spanning mode, a supporting leg assembly arranged at the upper part of the parallel transverse span beam and a multi-degree-of-freedom roller assembly arranged at the lower part of the balance transverse span beam and corresponding to the track bridge;
the supporting leg assembly comprises two telescopic supporting sleeves, a pushing power push rod and a top supporting beam which are arranged on the balance cross beam, the telescopic supporting sleeves and the pushing power push rod are pivoted with the balance cross beam, the top supporting beam is fixedly connected with the tops of the two telescopic supporting sleeves, and a supporting plate is pivoted at the top of the top supporting beam; the multi-degree-of-freedom roller assembly comprises a supporting seat which is pivoted at the bottom of the balance cross beam, a connecting shaft which is arranged at the lower part of the supporting seat, a wheel seat which is pivoted on the connecting shaft through a bearing, and at least two groups of walking rollers which are correspondingly arranged on the wheel seat in a front-back manner, wherein a walking motor for driving the walking rollers is arranged on the wheel seat;
the vehicle bedplate is provided with a beam body supporting seat, and two connecting rods are parallelly pivoted between two adjacent balance cross beams.
2. The sightseeing line railway bridge erecting and bridging apparatus of claim 1, wherein: the electromagnetic anti-slip device is characterized in that electromagnetic anti-slip components are arranged on the supporting box body and the balance cross beam, the electromagnetic anti-slip components comprise a supporting arm arranged on the balance cross beam, a lifting rod arranged on the supporting arm in a sliding mode, an electromagnet arranged at the bottom of the lifting rod and a reset spring arranged between the supporting arm and the top of the lifting rod, and the electromagnet is pivoted with the lifting rod.
3. The sightseeing line railway bridge erecting and bridging device of claim 2, wherein: still be provided with on the support arm and prevent the skew subassembly, prevent the skew subassembly include with the track bridge inside wall correspond prevent the skew pole and set up prevent on preventing the skew pole that the wheel or/and leading wheel, prevent that the skew wheel corresponds the laminating with track bridge's inside wall, leading wheel and the walking wheel or the walking gyro wheel that correspond set up the upper and lower both sides at track bridge respectively.
4. The sightseeing line railway bridge erecting and bridging apparatus of claim 1, wherein: the power generation assembly comprises a diesel engine and a generator, the brake assembly is a water dripping brake assembly, and the water dripping brake assembly comprises a brake pad, an air compressor, a water tank, a pressure regulating valve and a gas transmission pipeline; and each group of the conveying vehicle walking devices is provided with an independent power mechanism, and each power mechanism comprises a motor base and a driving motor which are arranged on the supporting box body.
5. The sightseeing line railway bridge erecting and bridging apparatus of claim 1, wherein: the lifting beam comprises an outer box beam fixedly arranged on the supporting plate, an inner box beam matched with the outer box beam in a sliding telescopic mode and arranged in the outer box beam, a traction mechanism driving the inner box beam to stretch and retract, conveying rails arranged on two sides of the outer box beam and a lifting swing arm pivoted to the front end portion of the inner box beam, lifting power assemblies are arranged on the conveying rails and the lifting swing arm, and a walking supporting assembly driving the lifting power assemblies to walk in a reciprocating mode is arranged between each conveying rail and the corresponding lifting power assembly.
6. The sightseeing line railway bridge erecting and bridging apparatus of claim 5, wherein: the walking support assembly comprises a support wheel frame, a lifting support wheel arranged on the support wheel frame and a motor for driving the lifting support wheel, the lifting power assembly is an electric hoist, and the electric hoist is pivoted on the corresponding support wheel frame.
7. The sightseeing line railway bridge erecting and bridging apparatus of claim 5, wherein: the inner box girder is matched with a sliding clamp and arranged between the inner supporting wheels, and the traction mechanism is a winch.
8. The sightseeing line railway bridge erecting and bridging apparatus of claim 5, wherein: the two ends of the conveying track are provided with limiting collision blocks, and the walking support assembly is provided with a contact sensor.
9. The sightseeing line railway bridge erecting and bridging apparatus of claim 5, wherein: the telescopic support sleeve comprises an inner sleeve and an outer sleeve, a corresponding lock hole is formed between the inner sleeve and the outer sleeve, and a lock pin is arranged in the lock hole in a matching mode.
10. The sightseeing line railway bridge erecting and bridging apparatus of claim 5, wherein: four supporting seats are correspondingly arranged between the balance cross beam and the single track bridge in the front-back and left-right directions, wheel seats are correspondingly arranged on the lower portions of the four supporting seats, two walking rollers are correspondingly arranged on each wheel seat in the front-back direction, outer flanges are arranged on the walking rollers, and the track bridge is matched and clamped between the walking rollers.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710174692.5A CN107059629B (en) | 2017-03-22 | 2017-03-22 | Sightseeing line track bridge hoisting bridge equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710174692.5A CN107059629B (en) | 2017-03-22 | 2017-03-22 | Sightseeing line track bridge hoisting bridge equipment |
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| CN107059629A CN107059629A (en) | 2017-08-18 |
| CN107059629B true CN107059629B (en) | 2022-08-23 |
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| CN201710174692.5A Active CN107059629B (en) | 2017-03-22 | 2017-03-22 | Sightseeing line track bridge hoisting bridge equipment |
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| CN110106794B (en) * | 2019-06-26 | 2020-02-25 | 李建梅 | Efficient bridge girder erection machine |
| CN110593118A (en) * | 2019-09-29 | 2019-12-20 | 合肥正浩机械科技有限公司 | Driving device for telescopic beam of bridge girder erection machine |
| CN112267387B (en) * | 2020-11-19 | 2022-04-19 | 中国铁建大桥工程局集团有限公司 | Pushing equipment and steel box girder pushing method based on pushing equipment |
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