CN114960462B - Self-propelled overhead steel beam suspension construction protection shed frame for railway line - Google Patents
Self-propelled overhead steel beam suspension construction protection shed frame for railway line Download PDFInfo
- Publication number
- CN114960462B CN114960462B CN202210851188.5A CN202210851188A CN114960462B CN 114960462 B CN114960462 B CN 114960462B CN 202210851188 A CN202210851188 A CN 202210851188A CN 114960462 B CN114960462 B CN 114960462B
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- truss
- driving
- steel beam
- bottom truss
- steel
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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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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
- E04G3/32—Hoisting devices; Safety devices
- E04G3/325—Safety devices for stabilising the mobile platform, e.g. to avoid it swinging in the wind
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/006—Scaffold with cantilevered sections, e.g. to accommodate overhangs or recesses in the facade
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/045—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on profiles, e.g. I or H profiles
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/10—Steps or ladders specially adapted for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention provides a self-propelled overhead steel girder suspension construction protection shed frame for a railway line, which comprises a steel girder, a bottom truss, a moving device, a working platform and an anti-tipping device, wherein the bottom truss is arranged below the steel girder and can move along the length direction of the steel girder, the moving device is arranged between the bottom truss and the steel girder and is used for driving the bottom truss to move to a preset position of a steel girder suspension end along the length direction of the steel girder, the working platform is arranged on the bottom truss and is used for moving along the bottom truss and carrying workers to construct at the steel girder suspension end, and the anti-tipping device is arranged between the bottom truss and the steel girder and is used for preventing the working platform from driving the bottom truss to tip towards the working platform during construction of the working platform carrying workers at the steel girder suspension end; the invention can suspend and splice the steel beams under the condition of ensuring the normal operation of the existing railway line, and provides an operation platform for the operation of workers.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a self-propelled overhead steel girder suspension splicing construction protection shed frame for a railway line.
Background
With the increasing density of the domestic three-dimensional traffic network, the intersection of a newly built bridge and an existing railway (highway) is more and more frequent, and the newly built bridge adopts a scientific and reasonable construction process and safety protection facilities, which is important for guaranteeing the safety operation of the existing railway (highway). At present, when a newly-built bridge spans an existing iron (highway), a concrete beam is mostly constructed by adopting a swivel method or a cantilever pouring method, and a steel beam is mostly constructed by adopting a swivel method or a pushing method. In order to prevent the machine tool materials from falling, the hanging basket adopted in cantilever pouring construction is only additionally provided with a simple protection platform, so that the protection effect is poor and the hanging basket does not have a self-walking function.
At present, the existing iron (highway) road is less frequently crossed by adopting a steel beam suspension splicing process, but as the span of a newly built bridge and the width of the existing iron (highway) road are larger and larger, the newly built bridge cannot directly and completely cross the existing iron (highway) road by adopting a swivel method or a pushing method, and the suspended splicing steel beam above the existing iron (highway) road can be widely applied. Therefore, development of a self-propelled steel beam suspension construction protection shed frame is needed, effective protection is formed on the existing iron (highway) road below in the steel beam suspension process, and the self-propelled protection shed frame has a self-propelled function, so that traffic operation safety is ensured, and suspension construction is convenient and rapid.
Disclosure of Invention
The invention aims to provide a self-propelled overhead steel beam suspension construction protective shed frame for railway lines, aiming at the defects and shortcomings of the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the self-propelled overhead steel girder suspension construction protection shed frame for the railway line comprises a steel girder, a bottom truss, a moving device, an operation platform and an anti-tipping device, wherein the bottom truss is arranged below the steel girder and can move along the length direction of the steel girder, the moving device is arranged between the bottom truss and the steel girder and is used for driving the bottom truss to move to a preset position of a steel girder suspension end along the length direction of the steel girder, the operation platform is arranged on the bottom truss and is used for moving along the bottom truss and carrying workers to construct at the steel girder suspension end, and the anti-tipping device is arranged between the bottom truss and the steel girder and is used for preventing the operation platform from driving the bottom truss to tip over towards the operation platform during construction of the operation platform carrying workers at the steel girder suspension end;
The anti-tipping device comprises a pull rod, a push rod and a push rod, wherein the pull rod is arranged between the steel beam and the bottom truss and is close to the steel beam to be hung and spliced end and used for pulling the bottom truss during construction of a worker carried by the working platform at the steel beam to be hung and spliced end, the push rod is arranged between the steel beam and the bottom truss and is far away from the steel beam to be hung and spliced end and used for pushing the bottom truss during construction of the worker carried by the working platform at the steel beam to be hung and spliced end.
The further improvement is that: the moving device comprises rails which are respectively arranged on two sides of the steel beam and arranged along the length direction of the steel beam, a driving running gear which is arranged between the rails and the bottom truss, and a driven running gear which is arranged between the rails and the bottom truss and is matched with the driving running gear.
The further improvement is that: the driving walking device comprises a driving wheel set arranged on the track, a driving truss arranged between the driving wheel set and the bottom truss, and a motor arranged on the driving truss and in transmission connection with the driving wheel set; the driven walking device comprises a driven wheel set arranged on the track and a driven truss arranged between the driven wheel set and the bottom truss.
The further improvement is that: the active truss is arranged on the track and is close to the end to be suspended of the steel beam, and an anti-deformation device for preventing excessive deformation when the length or bearing of the working platform exceeds a preset value is arranged between the active truss and the working platform.
The further improvement is that: the anti-deformation device is a connecting rope for connecting the active truss and the operation platform, and the connecting rope, the active truss and the operation platform form a triangular structure.
The further improvement is that: the ladder stand convenient for workers to come and go is arranged between the driving truss and the bottom truss, and the inclined ladder convenient for workers to come and go is arranged between the driving truss and the steel beam.
The further improvement is that: the driving truss with be equipped with between the driving wheelset and be used for improving the driving wheelset stability and torsional property's driving stiffening plate when removing, the driven truss with be equipped with between the driven wheelset and be used for improving driven wheelset stability and torsional property's driven stiffening plate when removing, the driving stiffening plate with all be equipped with on the driven stiffening plate and be used for improving stiffening plate intensity's transverse stiffening plate, driving truss, driven truss with bottom truss junction all is equipped with and is used for improving joint strength's connection stiffening plate.
The further improvement is that: the work platform is provided with a falling-preventing plate which is used for facilitating the walking of workers and preventing sundries from falling.
The further improvement is that: and guard rails for preventing workers from falling are arranged on the steel beam, the working platform and the bottom truss.
After the technical scheme is adopted, the invention has the beneficial effects that:
1. The construction protection shed frame has a self-walking function by arranging the driving walking device and the driven walking device, so that the construction protection shed frame is convenient and stable to walk; the steel beam suspension splicing is carried out under the condition of normal operation of the existing railway line, an operation platform is provided for the operation of workers, the synchronous carrying out of the suspension splicing construction of the existing railway line and the steel beam is ensured, the trouble of suspending the construction of the operation platform of the existing railway line in the traditional mode is saved, and the construction efficiency is greatly improved.
2. The invention is convenient for workers to walk on the working platform by arranging the working platform and arranging the falling-preventing plate on the working platform, provides convenience for the operation of the workers, and simultaneously has a protection effect on the existing iron (highway) under the working platform, thereby preventing the safety of the existing iron (highway) under the working platform from being endangered due to the occurrence of high-altitude falling objects during construction.
3. When the protective shed frame moves to a preset position of the end to be suspended of the steel beam, the pull rod and the push rod are arranged, so that under the condition that a load exists on the operation platform, the counter force can be used for resisting bending moment, and the operation platform is prevented from driving the bottom truss to tilt towards the operation platform; the operation platform is connected with the driving truss by the connecting rope, so that the operation platform is prevented from being deformed greatly, and the safety of the protective shed frame is ensured by matching with the pull rod and the push rod.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic side elevational view of the present invention;
FIG. 2 is a schematic diagram of the frontal structure of the active truss of the present invention;
FIG. 3 is a schematic view of the front structure of the driven truss of the present invention;
Fig. 4 is an enlarged view at a in fig. 2.
Reference numerals illustrate: 1. a steel beam; 2. a bottom truss; 3. an operation platform; 41. a pull rod; 42. a push rod; 51. a track; 52. a driving wheel set; 53. an active truss; 54. a motor; 55. a driven wheel group; 56. a driven truss; 57. a connecting rope; 61. a ladder stand; 62. an inclined ladder; 71. an active stiffening plate; 72. driven stiffening plates; 73. transverse stiffening plates; 8. and (3) a protective fence.
Detailed Description
The invention will now be further described with reference to the drawings and specific examples.
Referring to fig. 1 to 4, the technical scheme adopted in this embodiment is as follows:
The self-propelled overhead steel girder suspension construction protection shed frame for the railway line comprises a steel girder 1, a bottom truss 2, a moving device, an operation platform 3 and an anti-tipping device, wherein the bottom truss 2 is arranged below the steel girder 1 and can move along the length direction of the steel girder 1, the moving device is arranged between the bottom truss 2 and the steel girder 1 and is used for driving the bottom truss 2 to move to a preset position of a to-be-suspended end of the steel girder 1 along the length direction of the steel girder 1, the operation platform 3 is arranged on the bottom truss 2 and is used for following the bottom truss 2 and carrying workers to construct at the to-be-suspended end of the steel girder 1, and the anti-tipping device is arranged between the bottom truss 2 and the steel girder 1 and is used for preventing the operation platform 3 from driving the bottom truss 2 to tip over towards the operation platform 3 during construction of the to be-suspended end of the steel girder 1; the anti-tipping device comprises a pull rod 41 which is arranged between the steel beam 1 and the bottom truss 2 and is close to the to-be-suspended end of the steel beam 1 and used for pulling the bottom truss 2 during construction of the work platform 3 carrying workers at the to-be-suspended end of the steel beam 1, and a push rod 42 which is arranged between the steel beam 1 and the bottom truss 2 and is far away from the to-be-suspended end of the steel beam 1 and used for pushing the bottom truss 2 during construction of the work platform 3 carrying workers at the to-be-suspended end of the steel beam 1;
The pull rod 41 is formed by adopting finish rolling screw steel and profile steel in a welding mode, the supporting rod 42 is formed by adopting steel pipe in a welding mode, and when the protective shed frame moves to a preset position of the end to be spliced of the steel beam 1, the pull rod 41 and the supporting rod 42 are installed, so that under the condition that a load exists on the working platform 3, the counter force can be utilized to resist bending moment, and the working platform 3 is prevented from driving the bottom truss 2 to tilt towards the working platform 3.
The moving device comprises rails 51, a driving running device and a driven running device, wherein the rails 51 are respectively arranged on two sides of the steel beam 1 and are arranged along the length direction of the steel beam 1, the driving running device is arranged between the rails 51 and the bottom truss 2, and the driven running device is arranged between the rails 51 and the bottom truss 2 and is matched with the driving running device;
The driving running device comprises a driving wheel set 52 arranged on the track 51, a driving truss 53 arranged between the driving wheel set 52 and the bottom truss 2, and a motor 54 arranged on the driving truss 53 and in transmission connection with the driving wheel set 52; the driven walking device comprises a driven wheel group 55 arranged on the track 51 and a driven truss 56 arranged between the driven wheel group 55 and the bottom truss 2.
The construction protection shed frame has a self-walking function through the driving walking device and the driven walking device, and is convenient and stable to walk;
The driving truss 53 is arranged on the track 51 and is close to the end to be suspended of the steel beam 1, an anti-deformation device for preventing excessive deformation when the length or bearing of the working platform 3 exceeds a preset value is arranged between the driving truss 53 and the working platform 3, the anti-deformation device is a connecting rope 57 for connecting the driving truss 53 and the working platform 3, the connecting rope 57, the driving truss 53 and the working platform 3 form a triangular structure, and the connecting rope 57 can adopt a steel wire rope.
The operation platform 3 and the active truss 53 are connected by the connecting rope 57, so that the operation platform 3 is prevented from being greatly deformed, and the safety of the protective shed frame is ensured by matching the pull rod 41 and the push rod 42.
A ladder stand 61 which is convenient for workers to come and go is arranged between the active truss 53 and the bottom truss 2, and a inclined ladder 62 which is convenient for workers to come and go is arranged between the active truss 53 and the steel beam 1.
The driving truss 53 with be equipped with between the driving wheelset 52 be used for improving driving wheelset 52 stability and torsional properties's driving stiffening plate 71 when removing, driven truss 56 with be equipped with between the driven wheelset 55 be used for improving driven wheelset 55 stability and torsional properties's driven stiffening plate 72 when removing, driving stiffening plate 71 with all be equipped with on the driven stiffening plate 72 and be used for improving stiffening plate intensity's horizontal stiffening plate 73, driving truss 53, driven truss 56 with bottom truss 2 junction all is equipped with and is used for improving joint strength's connection stiffening plate (not shown in the figure).
The bottom truss 2, the driving truss 53 and the driven truss 56 can be made of square steel, so that the whole strength is high, the truss can be used repeatedly, and the service life is longer.
The invention provides a working platform, which is characterized in that a falling-preventing plate (not shown in the figure) for facilitating the walking of workers and preventing sundries from falling is arranged on the working platform 3, and the falling-preventing plate is a patterned steel plate.
And the steel beam 1, the working platform 3 and the bottom truss 2 are all provided with guard rails 8 for preventing workers from falling. The bottoms of the driving truss 53 and the driven truss 56 are greater than the guard rail 8 in height from the steel beam 1, so that the guard rail 8 is convenient to install.
While the basic principles and main features of the present invention and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a self-propelled railway line sky girder steel suspension construction protection rack, includes girder steel, its characterized in that: the anti-tipping device is arranged below the steel beam and can move along the length direction of the steel beam, a moving device arranged between the bottom truss and the steel beam and used for driving the bottom truss to move to a preset position of a to-be-tipped end of the steel beam along the length direction of the steel beam, a working platform arranged on the bottom truss and used for moving along the bottom truss and bearing workers to construct at the to-be-tipped end of the steel beam, and an anti-tipping device arranged between the bottom truss and the steel beam and used for preventing the working platform from driving the bottom truss to tip towards the direction of the working platform during construction of the to-be-tipped end of the steel beam by the bearing workers of the working platform;
The anti-tipping device comprises a pull rod, a push rod and a push rod, wherein the pull rod is arranged between the steel beam and the bottom truss and is close to the steel beam to be hung and spliced end and used for pulling the bottom truss during construction of a worker carried by the working platform at the steel beam to be hung and spliced end, the push rod is arranged between the steel beam and the bottom truss and is far away from the steel beam to be hung and spliced end and used for pushing the bottom truss during construction of the worker carried by the working platform at the steel beam to be hung and spliced end.
2. The self-propelled railway line overhead steel girder suspension construction protection shed frame according to claim 1, wherein: the moving device comprises rails which are respectively arranged on two sides of the steel beam and arranged along the length direction of the steel beam, a driving running gear which is arranged between the rails and the bottom truss, and a driven running gear which is arranged between the rails and the bottom truss and is matched with the driving running gear.
3. The self-propelled railway line overhead steel girder suspension construction protection shed frame according to claim 2, wherein: the driving walking device comprises a driving wheel set arranged on the track, a driving truss arranged between the driving wheel set and the bottom truss, and a motor arranged on the driving truss and in transmission connection with the driving wheel set; the driven walking device comprises a driven wheel set arranged on the track and a driven truss arranged between the driven wheel set and the bottom truss.
4. The self-propelled railway line overhead steel girder suspension construction protection shed frame according to claim 3, wherein: the active truss is arranged on the track and is close to the end to be suspended of the steel beam, and an anti-deformation device for preventing excessive deformation when the length or bearing of the working platform exceeds a preset value is arranged between the active truss and the working platform.
5. The self-propelled railway line overhead steel girder suspension construction protection shed frame as claimed in claim 4, wherein: the anti-deformation device is a connecting rope for connecting the active truss and the operation platform, and the connecting rope, the active truss and the operation platform form a triangular structure.
6. The self-propelled railway line overhead steel girder suspension construction protection shed frame according to claim 3, wherein: the ladder stand convenient for workers to come and go is arranged between the driving truss and the bottom truss, and the inclined ladder convenient for workers to come and go is arranged between the driving truss and the steel beam.
7. The self-propelled railway line overhead steel girder suspension construction protection shed frame according to claim 3, wherein: the driving truss with be equipped with between the driving wheelset and be used for improving the driving wheelset stability and torsional property's driving stiffening plate when removing, the driven truss with be equipped with between the driven wheelset and be used for improving driven wheelset stability and torsional property's driven stiffening plate when removing, the driving stiffening plate with all be equipped with on the driven stiffening plate and be used for improving stiffening plate intensity's transverse stiffening plate, driving truss, driven truss with bottom truss junction all is equipped with and is used for improving joint strength's connection stiffening plate.
8. The self-propelled railway line overhead steel girder suspension construction protection shed frame according to claim 1, wherein: the work platform is provided with a falling-preventing plate which is used for facilitating the walking of workers and preventing sundries from falling.
9. The self-propelled railway line overhead steel girder suspension construction protection shed frame according to claim 1, wherein: and guard rails for preventing workers from falling are arranged on the steel beam, the working platform and the bottom truss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210851188.5A CN114960462B (en) | 2022-07-19 | 2022-07-19 | Self-propelled overhead steel beam suspension construction protection shed frame for railway line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210851188.5A CN114960462B (en) | 2022-07-19 | 2022-07-19 | Self-propelled overhead steel beam suspension construction protection shed frame for railway line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114960462A CN114960462A (en) | 2022-08-30 |
| CN114960462B true CN114960462B (en) | 2024-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210851188.5A Active CN114960462B (en) | 2022-07-19 | 2022-07-19 | Self-propelled overhead steel beam suspension construction protection shed frame for railway line |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205259063U (en) * | 2015-11-27 | 2016-05-25 | 中铁十八局集团第五工程有限公司 | A closed construction platform for going up stride construction of old bridge anticollision barrier of railway |
| CN108547225A (en) * | 2018-04-27 | 2018-09-18 | 中交二公局第二工程有限公司 | A kind of assembly moving type security construction of prevention work job platform and construction method and application |
| CN109235265A (en) * | 2018-09-17 | 2019-01-18 | 中国建筑第八工程局有限公司 | System for track girder of constructing |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3968579B2 (en) * | 2003-03-28 | 2007-08-29 | ピーシー橋梁株式会社 | Self-propelled precast slab erection machine |
| CN101220580B (en) * | 2007-12-04 | 2010-12-15 | 中铁大桥局股份有限公司 | Portrait multi-point continuously dragging construction method for trussed steel beam |
| EP3075912A1 (en) * | 2015-03-31 | 2016-10-05 | Peter Högl | Road-bridge module and bridge construction method |
| CN107338727B (en) * | 2016-12-28 | 2023-04-11 | 广西路建工程集团有限公司 | Integrally-disassembled and assembled anti-collision wall template and walking type rail hanging and moving system thereof |
| CN216809617U (en) * | 2022-02-23 | 2022-06-24 | 中铁十一局集团有限公司 | Detachable self-propelled operating platform for steel beam flange plate construction |
-
2022
- 2022-07-19 CN CN202210851188.5A patent/CN114960462B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205259063U (en) * | 2015-11-27 | 2016-05-25 | 中铁十八局集团第五工程有限公司 | A closed construction platform for going up stride construction of old bridge anticollision barrier of railway |
| CN108547225A (en) * | 2018-04-27 | 2018-09-18 | 中交二公局第二工程有限公司 | A kind of assembly moving type security construction of prevention work job platform and construction method and application |
| CN109235265A (en) * | 2018-09-17 | 2019-01-18 | 中国建筑第八工程局有限公司 | System for track girder of constructing |
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| Publication number | Publication date |
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| CN114960462A (en) | 2022-08-30 |
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