CN221270121U - Steel truss beam assembly welding auxiliary device - Google Patents
Steel truss beam assembly welding auxiliary device Download PDFInfo
- Publication number
- CN221270121U CN221270121U CN202323158046.XU CN202323158046U CN221270121U CN 221270121 U CN221270121 U CN 221270121U CN 202323158046 U CN202323158046 U CN 202323158046U CN 221270121 U CN221270121 U CN 221270121U
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- fixedly connected
- steel truss
- auxiliary device
- base
- truss girder
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 43
- 239000010959 steel Substances 0.000 title claims abstract description 43
- 238000003466 welding Methods 0.000 title claims abstract description 34
- 230000000712 assembly Effects 0.000 abstract description 5
- 238000000429 assembly Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of steel structure bridge manufacture and discloses a steel truss girder assembling and welding auxiliary device which comprises a base, wherein fixing frames are fixedly connected to two sides of the upper surface of the base, rotating assemblies are fixedly connected to the upper ends of two sides of the fixing frames, lifting frames are fixedly connected to the upper surface of the rotating assemblies, a plurality of jacks are fixedly connected to two sides of the middle of the upper surface of the base, fixing assemblies are fixedly connected to the output ends of the jacks, lifting platforms are fixedly connected to the middle of the upper surface of the base, and protection plates are fixedly connected to the upper surface of the lifting platforms. According to the utility model, the lifting platform is started to push the workers to a proper height, so that the workers can conveniently weld, the lifting platform can accommodate more people at one time, the safety can be improved under the arrangement of the protection plates, and the workers can conveniently weld by means of the telescopic ladder when the single people need to go down.
Description
Technical Field
The utility model relates to the technical field of steel structure bridge manufacture, in particular to a steel truss girder assembly welding auxiliary device.
Background
The girder bridge technology is developed rapidly, new technology and technology layers are endless, and the pre-camber is needed to be considered in the manufacturing process of the girder steel in order to ensure that the design line shape is consistent with the bridge line shape. The pre-camber of the bridge structure generally takes deflection under the action of constant load and half live load, and the steel truss installation stage mainly adopts a welding and bolting mode, and the short-term temperature rise of welding can lead the expansion of the metal in the heated area to generate compressive stress and plastic shrinkage deformation.
Via search bulletin number: CN219617029U discloses a steel truss girder assembling and welding auxiliary device, which comprises a jack and a supporting device; the jacks are arranged at the upper end of the lower bridge deck block of the steel truss girder, are positioned in the middle of the width direction of the lower bridge deck block and are distributed along the length direction of the lower bridge deck block; the lower end of the supporting device is arranged at the upper end of the jack, and the upper end of the supporting device is supported at the lower end of an upper bridge deck block body of the steel truss girder. The upper bridge deck block is supported by the supporting device and is welded with the truss sheet into a whole, so that the suspended upper bridge deck block is in a non-downwarping deformation state, and the welding internal stress originally generated by downwarping of the upper bridge deck block due to the dead weight is greatly reduced, thereby effectively improving the weld quality and solving the problem of the existing construction.
In the technical scheme, materials are jacked up by the jack to be welded, but workers are inconvenient to stand when the steel truss girder is welded again because the steel truss girder is relatively high, the workers need to stand on the steel truss girder, and therefore the steel truss girder is dangerous and inconvenient to process.
Disclosure of utility model
In order to make up for the defects, the utility model provides an auxiliary device for assembling and welding steel trusses, which aims to solve the problems in the prior art that workers are inconvenient to stand when the steel trusses are welded at a higher speed, and are dangerous and inconvenient to process because the workers need to stand on the steel trusses.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a steel truss beam assembly welding auxiliary device, includes the base, the equal fixedly connected with mount in upper surface both sides of base, the equal fixedly connected with rotating assembly in both sides upper end of mount, rotating assembly's upper surface fixedly connected with lifts the frame, the upper surface middle part both sides fixedly connected with of base a plurality of jacks, the output fixedly connected with fixed subassembly of jack, the upper surface middle part fixedly connected with lift platform of base, lift platform's upper surface fixedly connected with guard plate, the both ends of guard plate all rotate and be connected with the extension ladder, one side inner wall fixedly connected with bin of guard plate, the both ends of base all fixedly connected with a plurality of movable assemblies;
Through above-mentioned technical scheme, set up through lifting frame and fix the steel truss girder in cooperation with the setting of fixed subassembly, and then just can reduce the welding internal stress that goes up bridge floor block dead weight downwarp and the part rocks and produce and improve the welding effect, pushes away the workman to suitable height at the start-up lift platform, conveniently processes to can improve the security under the setting of guard plate.
As a further description of the above technical solution:
The rotary assembly comprises a fixed box, the lower surface of the fixed box is fixedly connected to the upper end of the fixed frame, the inner wall of the fixed box is rotatably connected with a rotary table, one side of the inner bottom wall of the fixed box is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a gear, and the inner wall of the rotary table is fixedly connected with a toothed ring;
through above-mentioned technical scheme, servo motor can drive the revolving stage through gear and ring gear and rotate, and then just can make things convenient for the fixed of steel truss girder.
As a further description of the above technical solution:
The outer surface of the gear is meshed with the outer surface of the toothed ring, and the lower end of the lifting frame is fixedly connected with the middle part of the upper surface of the rotating table;
through above-mentioned technical scheme, can improve transmission efficiency and improve pivoted precision simultaneously through the meshing of gear and ring gear.
As a further description of the above technical solution:
The fixing assembly comprises an installation box, the lower surface of the installation box is fixedly connected with the output end of the jack, a chute is formed in the outer surface of one side of the installation box, a double-headed motor is fixedly connected to the inner wall of the chute, a screw rod is fixedly connected to the output end of the double-headed motor, and a clamping plate is connected to the outer surface of the screw rod in a threaded manner;
Through above-mentioned technical scheme, start the double-end motor and drive the lead screw and rotate, can control the removal of grip block under the setting of screw thread, conveniently fix the support piece that supports the bridge floor, make things convenient for workman's welding, improved the convenience of use.
As a further description of the above technical solution:
the outer surface of the clamping plate is connected with the inside of the chute in a sliding way;
through above-mentioned technical scheme, improved the removal effect of grip block, conveniently carry out the centre gripping.
As a further description of the above technical solution:
The movable assembly comprises a support frame, wherein the outer surface of one side of the support frame is fixedly connected with the outer surface of the base, the inner wall of the support frame is fixedly connected with a fixing plate, the inner wall of the fixing plate is fixedly connected with a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected with a universal wheel;
Through above-mentioned technical scheme, start the pneumatic cylinder and promote the universal wheel roll-off support frame, and then just can make the base leave ground, and then just can make things convenient for the removal of device, improved the convenience of use.
As a further description of the above technical solution:
the inner bottom wall of the support frame is provided with a through hole, and the outer surface of the universal wheel is connected in the through hole in a sliding way;
Through above-mentioned technical scheme, make things convenient for the removal of universal wheel, improve the facility of using.
As a further description of the above technical solution:
The two ends of the protection plate are respectively provided with a door frame, the upper end of the extension ladder is rotationally connected inside the door frame, and the two ends of the protection plate are rotationally connected with a protection door;
Through above-mentioned technical scheme, open the guard gate and put down the extension ladder when using, can make things convenient for the workman from top to bottom, rotate the extension ladder to the inside of guard plate when not using, can reduce the space that occupies, improve the convenience of use.
The utility model has the following beneficial effects:
1. According to the utility model, the lifting platform is started to push the workers to a proper height, so that the workers can conveniently weld, the lifting platform can accommodate more people at one time, the safety can be improved under the arrangement of the protection plates, and the workers can conveniently weld by means of the telescopic ladder when the single people need to go down.
2. According to the utility model, the direction of the lifting frame is controlled by starting the rotating assembly to be convenient for adapting to materials with different dimensions, and the double-headed motor and the screw rod drive the clamping plate to clamp and fix the steel, so that the stability of the steel is improved, the welding is convenient, and the welding internal stress generated by dead weight downwarping of an upper bridge deck block body and shaking of parts is reduced.
Drawings
FIG. 1 is a perspective view of an auxiliary assembly welding device for steel trusses;
FIG. 2 is a schematic view of a lifting platform of a steel truss girder assembly welding auxiliary device provided by the utility model;
FIG. 3 is a schematic diagram of a rotating assembly of an auxiliary device for assembling and welding steel trusses;
Fig. 4 is a schematic diagram of a fixing assembly of the auxiliary device for assembling and welding steel trussed beams.
Legend description:
1. A base; 2. a fixing frame; 3. a rotating assembly; 301. a fixed box; 302. a rotating table; 303. a toothed ring; 304. a servo motor; 305. a gear; 4. a lifting frame; 5. a jack; 6. a fixing assembly; 601. a mounting box; 602. a chute; 603. a double-ended motor; 604. a screw rod; 605. a clamping plate; 7. a lifting platform; 8. a protection plate; 9. a storage tank; 10. a telescopic ladder; 11. a moving assembly; 1101. a support frame; 1102. a fixing plate; 1103. a hydraulic cylinder; 1104. a universal wheel; 12. a protective door.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, one embodiment provided by the present utility model: the utility model provides a steel truss beam assembly welding auxiliary device, includes base 1, the upper surface both sides of base 1 all fixedly connected with mount 2, the both sides upper end of mount 2 all fixedly connected with rotating assembly 3, the upper surface fixedly connected with of rotating assembly 3 lifts frame 4, the upper surface middle part both sides fixedly connected with a plurality of jacks 5 of base 1, the output fixedly connected with fixed assembly 6 of jack 5;
The position of the lifting frame 4 is adjusted through the arrangement of the rotating component 3, and then the steel truss girder is fixed by matching with the arrangement of the jack 5 and the fixing component,
Referring to fig. 2, the lifting platform 7 is fixedly connected to the middle part of the upper surface of the base 1, the protection plate 8 is fixedly connected to the upper surface of the lifting platform 7, the extension ladder 10 is rotatably connected to two ends of the protection plate 8, the storage box 9 is fixedly connected to one side inner wall of the protection plate 8, and the plurality of moving assemblies 11 are fixedly connected to two ends of the base 1. The two ends of the protection plate 8 are respectively provided with a door frame, the upper end of the extension ladder 10 is rotatably connected in the door frame, and the two ends of the protection plate 8 are rotatably connected with a protection door 12;
the lifting platform 7 is started to push the worker to a proper height, the safety of the worker during welding can be improved under the arrangement of the protection plate 8 and the protection door 12, and the telescopic ladder 10 can be convenient for the worker to temporarily go up and down.
Referring to fig. 3, the rotating assembly 3 includes a fixed box 301, a lower surface of the fixed box 301 is fixedly connected to an upper end of the fixed frame 2, an inner wall of the fixed box 301 is rotatably connected to a rotating table 302, a servo motor 304 is fixedly connected to one side of an inner bottom wall of the fixed box 301, an output end of the servo motor 304 is fixedly connected to a gear 305, and an inner wall of the rotating table 302 is fixedly connected to a toothed ring 303. The outer surface of the gear 305 is meshed with the outer surface of the toothed ring 303, and the lower end of the lifting frame 4 is fixedly connected with the middle part of the upper surface of the rotating table 302;
The servo motor 304 is started to drive the gear 305 to rotate, and the gear 305 is in meshed connection with the toothed ring 303, so that the rotating table 302 can be driven to rotate, the position of the lifting frame 4 can be adjusted according to the needs, and the bridge deck can be conveniently borne, so that the use convenience is improved.
Referring to fig. 4, the fixing assembly 6 includes a mounting box 601, a lower surface of the mounting box 601 is fixedly connected to an output end of the jack 5, a sliding groove 602 is formed in an outer surface of one side of the mounting box 601, a double-headed motor 603 is fixedly connected to an inner wall of the sliding groove 602, a screw rod 604 is fixedly connected to an output end of the double-headed motor 603, and a clamping plate 605 is connected to an outer surface of the screw rod 604 in a threaded manner. The outer surface of the clamping plate 605 is connected inside the chute 602 in a sliding way;
After the bridge deck is placed, the jack 5 is started to push the filing assembly 6, so that a supporting force can be provided, the use convenience is improved, the double-headed motor 603 is started to drive the screw rod 604 to rotate, the clamping plate 605 can be controlled to slide in the sliding groove 602, and then the supporting steel can be fixed, the deflection of the steel is reduced, and the use convenience is improved.
Referring to fig. 1, the moving assembly 11 includes a supporting frame 1101, an outer surface of one side of the supporting frame 1101 is fixedly connected to an outer surface of the base 1, an inner wall of the supporting frame 1101 is fixedly connected with a fixing plate 1102, an inner wall of the fixing plate 1102 is fixedly connected with a hydraulic cylinder 1103, and an output end of the hydraulic cylinder 1103 is fixedly connected with a universal wheel 1104. The inner bottom wall of the supporting frame 1101 is provided with a through hole, and the outer surface of the universal wheel 1104 is connected in the through hole in a sliding way;
After the welding is finished, the hydraulic cylinder 1103 is started to push the universal wheel 1104 to slide out of the supporting frame 1101, so that the base 1 can be lifted up, the base 1 is pushed to control the device to move, and the device is convenient to carry and use.
Working principle: when the auxiliary device for assembling and welding the steel truss girder is used, the servo motor 304 is started to drive the gear 305 to rotate, the gear 305 can drive the rotating table 302 to rotate through the toothed ring 303, the direction of the lifting frame 4 can be controlled, the upper bridge deck of the steel truss girder is conveniently fixed, the jack 5 is started to push the fixing component 6 to lift the middle part of the bridge deck, the dead weight of the bridge deck is lightened, other parts are placed between the wall surface and the bridge bottom, the double-headed motor 603 is started to drive the screw rod 604 to rotate, the clamping plate 605 can be controlled to clamp under the threaded arrangement, the stability of steel is improved, welding is conveniently carried out, meanwhile, welding internal stress generated by dead weight downwarping of an upper bridge deck block and part shaking is reduced, after the steel is completely fixed, workers stand on the lifting platform 7, the lifting platform 7 is started to push the workers to a proper height, the lifting platform 7 can contain more people at one time, the safety can be improved under the arrangement of the protection plate 8, the single people can go up and down through the telescopic ladder 10, the welding can be conveniently carried out, and the welding tools can be conveniently placed under the arrangement of the storage box 9 of the storage box is convenient for the workers.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a steel truss girder group welds auxiliary device, includes base (1), its characterized in that: the utility model discloses a lifting device for a mobile terminal, including base (1), fixed frame (2) is all fixedly connected with to the upper surface both sides of base (1), the equal fixedly connected with rotating assembly (3) in both sides upper end of fixed frame (2), the upper surface fixedly connected with of rotating assembly (3) lifts frame (4), the upper surface middle part both sides fixedly connected with of base (1) a plurality of jacks (5), the output fixedly connected with fixed subassembly (6) of jack (5), the upper surface middle part fixedly connected with lift platform (7) of base (1), the upper surface fixedly connected with guard plate (8) of lift platform (7), all rotation in both ends of guard plate (8) is connected with extension ladder (10), one side inner wall fixedly connected with bin (9) of guard plate (8), a plurality of removal subassemblies (11) of both ends of base (1).
2. The steel truss girder assembling and welding auxiliary device according to claim 1, wherein: the rotating assembly (3) comprises a fixed box (301), the lower surface of the fixed box (301) is fixedly connected with the upper end of a fixed frame (2), the inner wall of the fixed box (301) is rotationally connected with a rotating table (302), one side of the inner bottom wall of the fixed box (301) is fixedly connected with a servo motor (304), the output end of the servo motor (304) is fixedly connected with a gear (305), and the inner wall of the rotating table (302) is fixedly connected with a toothed ring (303).
3. The steel truss girder assembling and welding auxiliary device according to claim 2, wherein: the outer surface of the gear (305) is meshed with the outer surface of the toothed ring (303), and the lower end of the lifting frame (4) is fixedly connected to the middle part of the upper surface of the rotating table (302).
4. The steel truss girder assembling and welding auxiliary device according to claim 1, wherein: the fixed subassembly (6) is including mounting box (601), the lower fixed surface of mounting box (601) is connected at the output of jack (5), spout (602) have been seted up to one side surface of mounting box (601), the inner wall fixedly connected with double-end motor (603) of spout (602), the equal fixedly connected with lead screw (604) of output of double-end motor (603), the surface threaded connection of lead screw (604) has grip block (605).
5. The steel truss girder assembling and welding auxiliary device according to claim 4, wherein: the outer surface of the clamping plate (605) is connected inside the sliding groove (602) in a sliding way.
6. The steel truss girder assembling and welding auxiliary device according to claim 1, wherein: the movable assembly (11) comprises a supporting frame (1101), one side outer surface of the supporting frame (1101) is fixedly connected with the outer surface of the base (1), the inner wall of the supporting frame (1101) is fixedly connected with a fixing plate (1102), the inner wall of the fixing plate (1102) is fixedly connected with a hydraulic cylinder (1103), and the output end of the hydraulic cylinder (1103) is fixedly connected with a universal wheel (1104).
7. The steel truss girder assembling and welding auxiliary device according to claim 6, wherein: the inner bottom wall of the supporting frame (1101) is provided with a through hole, and the outer surface of the universal wheel (1104) is connected inside the through hole in a sliding way.
8. The steel truss girder assembling and welding auxiliary device according to claim 1, wherein: the two ends of the protection plate (8) are respectively provided with a door frame, the upper end of the extension ladder (10) is rotationally connected to the inside of the door frame, and the two ends of the protection plate (8) are rotationally connected with a protection door (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323158046.XU CN221270121U (en) | 2023-11-22 | 2023-11-22 | Steel truss beam assembly welding auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323158046.XU CN221270121U (en) | 2023-11-22 | 2023-11-22 | Steel truss beam assembly welding auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221270121U true CN221270121U (en) | 2024-07-05 |
Family
ID=91706076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323158046.XU Active CN221270121U (en) | 2023-11-22 | 2023-11-22 | Steel truss beam assembly welding auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221270121U (en) |
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2023
- 2023-11-22 CN CN202323158046.XU patent/CN221270121U/en active Active
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