CN210789759U - Tool type auxiliary platform for installing and welding steel box girder open - Google Patents
Tool type auxiliary platform for installing and welding steel box girder open Download PDFInfo
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- CN210789759U CN210789759U CN201921772393.2U CN201921772393U CN210789759U CN 210789759 U CN210789759 U CN 210789759U CN 201921772393 U CN201921772393 U CN 201921772393U CN 210789759 U CN210789759 U CN 210789759U
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Abstract
The utility model provides a be used for welded instrument formula auxiliary platform of steel box girder opening department installation, be equipped with a plurality of below the operation platform both sides and be used for the connecting piece with the removable linking firmly of steel box girder bottom plate, the operation platform bottom is equipped with running gear and lays the track adaptation connection of locating the connecting piece up end to by the welding of running gear drive operation platform along track length direction removal completion steel box girder opening department. The utility model discloses a set up the operation platform that the bottom was equipped with running gear and adjustable width in the steel box girder and the steel box girder bottom plate is removable to link firmly, realize that operation platform removes along track length direction, accomplish the welding of uncovered department of steel box girder, the installation and debugging precision of having solved and having adopted full hall support or eight three buttress formula structure welding steel box girders is difficult to hold, construction cycle is long, the drawback that welding cost is high, the operation platform width is adjustable, the welding position removes conveniently, in order to set up small-size equipment and many people collaborative work on the operation platform, the efficiency of construction and welding quality are high.
Description
Technical Field
The utility model belongs to the technical field of steel construction bridge welding frock, concretely relates to be used for uncovered department of steel box girder installation welded instrument formula auxiliary platform.
Background
When the welding set of the steel structure bridge opening is aligned, auxiliary platforms are required to be erected when the angle seam welding of the partition plates on the two sides of the transverse partition plate, the butt seam welding of the transverse partition plate, the ceramic liner pasting of the top plate and the anticorrosion coating construction are carried out. The green and environment-friendly construction proposed by the building industry puts higher and higher requirements on how to save the using amount of the supports, reduce the steps of building an auxiliary construction platform, shorten the construction period and improve the engineering quality, so that a tool type welding platform is required to replace the traditional construction method.
The traditional construction method of the welding platform is to adopt a full support or an eight-three pier type and the like, the structural style is complex, the machining and manufacturing speed is low, the installation and debugging precision is difficult to grasp, the machining cost of the whole device and the fixing method of the structure tend to be complicated, and a large number of supports are required to be erected to meet the field requirement on the project with short construction period and high hoisting speed, so that the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a be used for open mouth department erection welding's instrument formula auxiliary platform of steel box girder, utilize steel box girder self structural feature, the operation platform that is equipped with running gear and adjustable width through set up the bottom in the steel box girder is removable to link firmly with steel box girder bottom plate, realize that the operation platform removes along track length direction, accomplish the welding of open mouth department of steel box girder, moreover, the steam generator is simple in structure, the installation and debugging precision of having solved and having adopted full hall support or eight three buttress formula structure welding steel box girders is difficult to hold, the construction cycle is long, the drawback that welding cost is high, operation platform can be adjusted according to the width of open mouth department of steel box girder, the operating face is wide, the welding position removes conveniently, can set up small-size equipment and many people cooperative operation on the operation platform, the efficiency of construction and welding quality are.
The utility model adopts the technical proposal that: be used for open department installation welded instrument formula auxiliary platform of steel box girder, including width adjustable work platform, work platform both sides below is equipped with a plurality of and is used for the connecting piece that links firmly with the steel box girder bottom plate is removable, the work platform bottom is equipped with running gear and lays the track adaptation connection of locating the connecting piece up end to remove the welding of accomplishing the open department of steel box girder along track length direction by running gear drive work platform.
The walking device comprises a driving motor and walking wheels, walking wheels are installed at four corners of the bottom of the operation platform, the four corners of the table top of the operation platform or two corners of the table top of the operation platform are respectively fixed with the driving motor, the output shaft of the driving motor is connected with the rotating shaft of the walking wheels at the corresponding positions through a transmission part, the walking wheels are driven by the driving motor to rotate and then move along the length direction of the track, and the two end parts of the track are respectively fixed with a limit baffle plate for limiting the walking wheels to slide.
Furthermore, the transmission parts are a driving bevel gear and a driven bevel gear, the output shaft of the driving motor is fixedly connected with the driving bevel gear positioned below the working platform, and the driving bevel gear is fixedly connected with the driven bevel gear which is positioned at a corresponding position and fixed on the traveling wheel mounting shaft.
Further, the operation platform is formed by fixedly connecting a plurality of metal plates through pins, and the operation platform can realize the adjustment of the width of the platform by increasing or reducing the metal plates according to the width of the steel box girder.
Furthermore, the connecting piece is a U-shaped clamping plate, and the U-shaped clamping plate inserted into the bottom plate of the steel box girder is fixedly connected with the steel box girder through a bolt.
The utility model has the advantages compared with the prior art:
1. according to the technical scheme, the structural characteristics of the steel box girder are utilized, the operation platform which is provided with the walking device at the bottom and can adjust the width is arranged in the steel box girder and is detachably and fixedly connected with the steel box girder bottom plate, the operation platform moves along the length direction of the track, the welding of the steel box girder opening is completed, and the defects that the installation and debugging precision of welding the steel box girder by adopting a full-hall support or an eight-three buttress structure is difficult to control, the construction period is long, and the welding cost is high are overcome;
2. according to the technical scheme, a plurality of aluminum alloy plates are fixedly connected through pins to form the operation platform, the number of metal plates can be increased or reduced according to the width of the steel box girder, the adjustment of the width of the operation platform is realized, the welding of openings with different widths of the steel box girder is met, the operation surface is wide, the operation platform and two sets of tracks arranged on two sides of the operation platform are adopted in a construction site, the purpose of turnover use is achieved in the welding process through a traveling device matched with the tracks, the turnover rate and the construction efficiency of the platform are greatly improved, and the material cost and the construction cost are reduced;
3. according to the technical scheme, the width of the metal plate (the width of the operation surface can be changed at will) is flexibly increased according to the width of the opening of the steel box girder, namely the width of the operation platform is automatically adjusted according to the width of the opening of the steel box girder, and then the welding seams, butt welding seams, anti-corrosion coating and the like on two sides of the diaphragm plate of the steel box girder can be constructed without dead angles by utilizing the pin for locking;
4. according to the technical scheme, the travelling wheels are driven to rotate by the driving motors arranged on the operation platform, so that the operation platform can move along the length direction of the track, the travelling speed of the travelling wheels along the track is controlled through the gears of the driving motors, namely the travelling speed of the operation platform is controlled, the operation platform can be moved to an operation position efficiently and quickly without manual operation, and the welding efficiency of the steel box girder opening is greatly improved;
5. this technical scheme simple structure, operation platform can adjust according to the width of steel case roof beam, and the operating surface is wide, and welded position removes conveniently, can set up the cooperative operation of small-size equipment and many people on the operation platform, and efficiency of construction and welding quality are high, and operation platform passes through U type cardboard instrument formula with the steel case roof beam bottom plate and is connected (can tear the formula and link firmly), and the ann tears swift open, facilitates the use, and reuse nature is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic bottom structure of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
An embodiment of the present invention will be described in conjunction with fig. 1-3 to clearly and completely describe the technical solution, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, not the whole embodiment.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The tool type auxiliary platform for installing and welding the steel box girder opening comprises an operation platform 1 with adjustable width, wherein a plurality of connecting pieces 3 used for being detachably and fixedly connected with a bottom plate of the steel box girder 2 are arranged below two sides of the operation platform 1, a walking device is arranged at the bottom of the operation platform 1 and is in adaptive connection with a track 4 laid on the upper end surface of the connecting pieces 3, and the operation platform 1 is driven by the walking device to move along the length direction of the track 4 to complete the welding of the steel box girder 2 opening; specifically, the walking device comprises a driving motor 5 and walking wheels 6, the walking wheels 6 are mounted at four corners of the bottom of the working platform 1, the driving motors 5 are fixed at four corners of the table top of the working platform 1 or at two corners of the table top of the working platform 1, an output shaft of each driving motor 5 is connected with a rotating shaft of each walking wheel 6 at a corresponding position through a transmission part, the walking wheels 6 are driven by the driving motors 5 to rotate, so that the working platform 1 moves along the length direction of the track 4, limit baffles 11 for limiting the walking wheels 6 to slide are fixed at two end parts of the track 4, the limit baffles 11 are vertically inserted into the cross section of the track 4, and the limit baffles 11 are fixedly connected with the track 4 through bolts, so; specifically, the transmission parts are a driving bevel gear 7 and a driven bevel gear 8, the output shaft of the driving motor 5 is fixedly connected with the driving bevel gear 7 positioned below the working platform 1, and the driving bevel gear 7 is fixedly connected with the driven bevel gear 8 which is positioned at a corresponding position and fixed on the mounting shaft of the travelling wheel 6; specifically, the operation platform 1 is formed by fixedly connecting a plurality of metal plates 10 through pins 9, and the operation platform 1 can adjust the width of the operation platform 1 by increasing or decreasing the metal plates according to the width of the steel box girder 2; specifically, the connecting piece 3 is a U-shaped clamping plate, and the U-shaped clamping plate inserted into the bottom plate of the steel box girder 2 is fixedly connected with the steel box girder 2 through a bolt.
The structure is suitable for the opening of a steel box girder 2, the width of an operation platform 1 can be adjusted according to the width of the opening of the steel box girder 2, the operation platform 1 is formed by fixedly connecting five aluminum alloy standard plates through pins 9, the function of the operation platform 1 is fully exerted by utilizing the characteristics of the opening of the steel box girder 2, a plurality of U-shaped clamping plates with the interval of 500mm are arranged at the bottom plates at the two sides of the opening of the steel box girder 2, the U-shaped clamping plates are fixedly connected with the bottom plate of the steel box girder 2 through M20 bolts, tracks 4 are laid on the U-shaped clamping plates, walking wheels 6 with pulley grooves are arranged at the bottoms of the four corners of the operation platform 1, the pulley grooves are matched with the tracks 4, the structure that the four corners of the walking wheels 6 at the corresponding positions are arranged on the table top of the operation platform 1 are provided with driving motors 5 for driving the walking wheels 6 at the corresponding positions is adopted, or the structure, the walking speed of the working platform 1 is controlled through the 5 gears of the driving motor, the number of the working platforms 1 can be determined according to the span of the steel box girder 2, and the two groups of working platforms are generally recycled.
The technical scheme utilizes the structural characteristics of the steel box girder 2, the operation platform 1 which is provided with a walking device at the bottom and can adjust the width is arranged in the steel box girder 2 and is detachably and fixedly connected with the bottom plate of the steel box girder 2, the operation platform 1 moves along the length direction of the rail 4, the welding of the open mouth of the steel box girder 2 is completed, the defects that the installation and debugging precision of the steel box girder 2 welded by adopting a full support or an eight-three pier type structure is difficult to control, the construction period is long and the welding cost is high are overcome, the operation platform 1 is formed by fixedly connecting a plurality of aluminum alloy plates through pins 9, the number of the aluminum alloy plates can be increased or reduced according to the width of the steel box girder 2, the adjustment of the width of the operation platform 1 is realized, the welding of the open mouths of the steel box girders 2 with different widths is met, the operation surface is wide, the construction site adopts the operation platform 1 and two sets of rails, the purpose of turnover use is achieved in the welding process, the turnover rate and the construction efficiency of the platform are greatly improved, the material cost and the construction cost are reduced, the metal plate 10 (the width of an operation surface can be changed at will) is flexibly increased according to the width of the opening of the steel box girder 2, namely, the span of the operation platform 1 is automatically adjusted according to the width of the opening of the steel box girder 2, then, the pin 9 is utilized for locking, the welding seam of the middle section of the steel box girder 2, the welding seam of a partition plate and the welding seam of a web plate can be welded without dead angles, the walking wheel 6 is driven to rotate by the driving motor 5 arranged on the operation platform 1, the operation platform 1 is moved along the length direction of the track 4 without manual operation, the welding efficiency of the opening of the steel box girder 2 is greatly improved, the structure is simple, the operation platform 1 can be adjusted according to the width of the opening of the steel box girder 2, the operation surface, efficiency of construction and welding quality are high, and operation platform 1 is connected (can tear the formula open and link firmly) through U type cardboard instrument formula with 2 bottom plates of steel box girder, and the ann tears swift open, facilitates the use, and the reuse nature is high, and the speed of walking along track 4 walking is followed to gear control walking wheel 6 through driving motor 5, controls operation platform 1 walking speed promptly, can high-efficient, quick removal to operation position.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. A instrument formula auxiliary platform for open installation welding of steel box girder department, its characterized in that: including width adjustable operation platform (1), operation platform (1) both sides below is equipped with connecting piece (3) that a plurality of is used for linking firmly with steel box girder (2) bottom plate is removable, operation platform (1) bottom is equipped with running gear and lays track (4) the adaptation connection of locating connecting piece (3) up end to by running gear drive operation platform (1) along track (4) length direction removal accomplish the welding of steel box girder (2) uncovered department.
2. A tool type auxiliary platform for installing and welding at an opening of a steel box girder according to claim 1, is characterized in that: running gear includes driving motor (5) and walking wheel (6), walking wheel (6) are all installed in operation platform (1) bottom four corners, operation platform (1) mesa four corners or wherein two corners all are fixed with driving motor (5), driving motor (5) output shaft passes through the driving medium with walking wheel (6) pivot that corresponds position department and is connected to realize operation platform (1) along track (4) length direction's removal by driving motor (5) walking wheel (6) rotation back, track (4) both ends are fixed with limit baffle (11) that are used for restricting walking wheel (6) and slide.
3. A tool type auxiliary platform for installing and welding at an opening of a steel box girder according to claim 2, is characterized in that: the transmission parts are a driving bevel gear (7) and a driven bevel gear (8), an output shaft of the driving motor (5) is fixedly connected with the driving bevel gear (7) positioned below the operation platform (1), and the driving bevel gear (7) is fixedly connected with the driven bevel gear (8) which is positioned at a corresponding position and fixed on a mounting shaft of the walking wheel (6).
4. A tool-type auxiliary platform for open-mouth erection welding of steel box girders according to claim 1, 2 or 3, characterized in that: the operation platform (1) is formed by fixedly connecting a plurality of metal plates (10) through pins (9), and the operation platform (1) can adjust the width of the operation platform (1) by increasing or reducing the metal plates according to the width of the steel box girder (2).
5. A tool type auxiliary platform for installing and welding at an opening of a steel box girder according to claim 4, is characterized in that: the connecting piece (3) is a U-shaped clamping plate, and the U-shaped clamping plate inserted into the bottom plate of the steel box girder (2) is fixedly connected with the steel box girder (2) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921772393.2U CN210789759U (en) | 2019-10-22 | 2019-10-22 | Tool type auxiliary platform for installing and welding steel box girder open |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921772393.2U CN210789759U (en) | 2019-10-22 | 2019-10-22 | Tool type auxiliary platform for installing and welding steel box girder open |
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| Publication Number | Publication Date |
|---|---|
| CN210789759U true CN210789759U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921772393.2U Active CN210789759U (en) | 2019-10-22 | 2019-10-22 | Tool type auxiliary platform for installing and welding steel box girder open |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587188A (en) * | 2019-10-22 | 2019-12-20 | 九冶建设有限公司 | Tool type auxiliary platform for installing and welding steel box girder open |
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2019
- 2019-10-22 CN CN201921772393.2U patent/CN210789759U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587188A (en) * | 2019-10-22 | 2019-12-20 | 九冶建设有限公司 | Tool type auxiliary platform for installing and welding steel box girder open |
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