CN111085848B - H-shaped steel beam installation and butt joint combination tool and butt joint installation method - Google Patents
H-shaped steel beam installation and butt joint combination tool and butt joint installation method Download PDFInfo
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- CN111085848B CN111085848B CN201911295951.5A CN201911295951A CN111085848B CN 111085848 B CN111085848 B CN 111085848B CN 201911295951 A CN201911295951 A CN 201911295951A CN 111085848 B CN111085848 B CN 111085848B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
Abstract
The invention relates to a combined tool for mounting and butting H-shaped steel beams and a butting and mounting method, which comprises a combined upper clamp, a combined lower clamp, a horizontal adjusting crank, a jack, a first steel beam and a second steel beam, wherein the first steel beam and the second steel beam are butted and combined together through the combined upper clamp and the combined lower clamp when in use, the vertical displacement adjustment in the process of mounting and butting the first steel beam and the second steel beam is realized by upwards driving the jack, the horizontal displacement adjustment in the process of butting the first steel beam and the second steel beam is realized by adjusting the horizontal adjusting crank, other parts do not occupy the time of a hoisting machine except for using the hoisting machine to transfer the steel beams and a connecting plate of a butting port to a mounting and butting position in the process of using the combined tool, the safety of the butting position can be kept, and the combined tool can fulfill the aims of vertical correction and horizontal correction, effectively solve traditional girder steel installation butt joint and used that the mechanical time is longer, correct more difficult, the low relevant problem of installation accuracy.
Description
Technical Field
The invention relates to a combined tool for installation and butt joint of H-shaped steel beams and a butt joint installation method, and belongs to the technical field of steel structure installation.
Background
Traditional girder steel installation butt joint adopts hoisting machinery to hoist the girder steel and the connecting plate of interface to the installation butt joint position, uses the connecting plate and the girder steel web (the try-on) of the fixed girder steel interface of construction bolt examination earlier, if there is not the unable installation in aperture in the try-on process, with girder steel and connecting plate handling to ground, try-on again after reforming it according to the standard. Trial assembly is accomplished and is done to measure with total powerstation and spirit level, measures to have the deviation to need to use crowbar or welding seven word steel sheets and jack to adjust, waits to adjust the installation of back high-strength bolt and welded fastening, and prior art exists and uses mechanical time longer, and it is more complicated to be difficult to discover and handle when girder steel connecting bolt hole does not correspond, finely tunes during the correction more difficultly, problem that the installation accuracy is low.
Disclosure of Invention
The invention aims to provide an H-shaped steel beam installation and butt joint combined tool and a butt joint installation method.
In order to solve the technical problems, the invention provides the following technical scheme:
a combined tool for installation and butt joint of H-shaped steel beams comprises a combined upper clamp, a combined lower clamp, a horizontal adjusting crank, a jack, a first steel beam and a second steel beam, wherein the horizontal adjusting crank is in threaded connection with the combined upper clamp, the first steel beam and the second steel beam are in butt joint combination through the combined upper clamp and the combined lower clamp when the combined tool is used, vertical displacement adjustment in the installation and butt joint process of the first steel beam and the second steel beam is achieved by upwards driving the jack, horizontal displacement adjustment in the butt joint process of the first steel beam and the second steel beam is achieved by adjusting the horizontal adjusting crank, and other parts do not occupy hoisting machinery time except for using a hoisting machinery to transport a connecting plate of the steel beams and the butt joints to the installation and butt joint position in the process of using the combined tool, can keep the safety of the butt joint position, and can meet vertical correction, The adjustment of level correction is the purpose, has effectively solved traditional girder steel installation butt joint and has used the mechanical time longer, correct more difficult, the low relevant problem of installation accuracy.
Further, the modular upper clamp comprises a top connecting plate, a top fixing clamp plate and an adjusting plate, the top fixing clamp plate is arranged into two blocks and connected to two ends of the bottom of the top connecting plate respectively, the top fixing clamp plate is connected with a top locking bolt in a threaded mode, the adjusting plate is fixedly connected to the bottom of the top connecting plate, a threaded hole is formed in the adjusting plate, and the horizontal adjusting crank is connected with the adjusting plate in a threaded mode through a threaded hole.
Furthermore, the combined lower clamp comprises a bottom connecting plate and two bottom fixing clamping plates, the two bottom fixing clamping plates are respectively connected to the top of the bottom connecting plate, and a bottom locking bolt is in threaded connection with the bottom fixing clamping plate.
Further, the horizontal adjustment crank comprises an adjusting threaded rod, an L-shaped crank and a butt block, the butt block is fixedly connected to one end of the adjusting threaded rod, and the L-shaped crank is vertically and fixedly connected to the other end of the adjusting threaded rod.
Furthermore, one end of each of the top locking bolt and the bottom locking bolt is fixedly connected with a clamping block.
A butt joint installation method of an H-shaped steel beam comprises the following steps:
the method comprises the following steps: before the first steel beam is hoisted, the combined upper clamp and the combined lower clamp are buckled on the first steel beam, and the combined upper clamp and the combined lower clamp are locked through a top locking bolt and a bottom locking bolt;
step two: using a hoisting machine to transport the first steel beam to the installation position, pushing in a jack, and pushing in the combined lower clamp;
step three: the jack is used for jacking the combined upper clamp upwards to realize vertical displacement adjustment in the installation and butt joint process of the first steel beam and the second steel beam, the horizontal displacement adjustment in the butt joint process of the first steel beam and the second steel beam is realized by adjusting the horizontal adjustment crank, and the position correction in the butt joint process of the first steel beam and the second steel beam is realized;
step four: installing a welding connection plate and fixing a first steel beam and a second steel beam through welding;
step five: and (4) dismantling the combined upper clamp, the combined lower clamp and the jack, polishing the welding position of the welding connecting plate, the first steel beam and the second steel beam, and finishing the butt joint installation.
Compared with the prior art, the invention has the following beneficial effects:
1. in the process of using the combined tool, except for using hoisting machinery to transfer the steel beam and the welding connection plate of the butt joint to the installation butt joint position, other parts do not occupy the time of the hoisting machinery, the safety of the butt joint position can be kept, in addition, the aim of adjusting vertical correction and horizontal correction can be fulfilled, and the problems that the traditional steel beam installation butt joint is long in mechanical time, difficult to correct and low in installation precision are effectively solved;
2. the jack upwards drives the combined type upper clamp to move, so that the vertical displacement adjustment in the installation and butt joint process of the first steel beam and the second steel beam can be realized, the horizontal displacement adjustment in the butt joint process of the first steel beam and the second steel beam is realized by adjusting the horizontal adjustment crank, the position correction in the butt joint process of the first steel beam and the second steel beam is realized, a simple and quick adjusting mode in the butt joint process of the rigid beam is provided, and the use is convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a structural view of a H-shaped steel beam installation and butt joint combined tool.
FIG. 2 is a view showing a combined upper clamp structure of the H-shaped steel beam installation and butt joint combination tool of the present invention.
FIG. 3 is a view showing a structure of a combined lower jig of the H-beam assembling and butting combined tool according to the present invention.
FIG. 4 is a structural view of a horizontal adjustment crank of the H-shaped steel beam installation and butt joint combination tool.
FIG. 5 is a top lock bolt structure of the H-shaped steel beam installation and butt joint combination tool of the present invention.
FIG. 6 is a schematic view of a first step of the method for installing H-shaped steel beams in a butt joint manner according to the present invention.
FIG. 7 is a schematic view of the installation completion status of the method for installing H-shaped steel beams in a butt joint manner according to the present invention.
FIG. 8 is a schematic view of a second step of the H-shaped steel beam butting and mounting method of the invention.
FIG. 9 is a schematic view of a third step of the H-shaped steel beam butt joint installation method of the present invention.
FIG. 10 is a fourth schematic view of the method for installing H-shaped steel beams in a butt joint manner according to the present invention.
Fig. 11 is a fifth schematic view of the H-shaped steel beam butting and mounting method of the invention.
Reference numbers in the figures: 1. a combined upper clamp; 2. a combined lower clamp; 3. a horizontal adjustment crank; 4. a top locking bolt; 5. a bottom locking bolt; 6. a top connection plate; 7. a splint is fixed at the top; 8. an adjusting plate; 9. a bottom connecting plate; 10. a bottom fixing splint; 11. a first steel beam; 12. a second steel beam; 13. welding a connecting plate; 14. a butting block; 15. adjusting the threaded rod; 16. an L-shaped crank; 17. a clamping block; 18. a jack.
Detailed Description
The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the invention.
Example 1
As shown in figure 1, the H-shaped steel beam mounting and butting combined tool comprises a combined upper clamp 1, a combined lower clamp 2, a horizontal adjusting crank 3, a jack 18, a first steel beam 11 and a second steel beam 12, wherein the horizontal adjusting crank 3 is in threaded connection with the combined upper clamp 1, the first steel beam 11 and the second steel beam 12 are in butt joint combination through the combined upper clamp 1 and the combined lower clamp 2 when in use, vertical displacement adjustment in the mounting and butting process of the first steel beam 11 and the second steel beam 12 is realized by upwards driving the jack 18, horizontal displacement adjustment in the butting process of the first steel beam 11 and the second steel beam 12 is realized by adjusting the horizontal adjusting crank 3, other parts except for a connecting plate for using a hoisting machine to transfer and a butt joint to a steel beam mounting and butting position in the process of using the combined tool do not occupy the time of the hoisting machine, and the safety of the butting position can be kept, in addition self can satisfy vertical correction, the regulation of level correction for the purpose, effectively solved traditional girder steel installation butt joint and used that mechanical time is longer, correct more difficult, the low relevant problem of installation accuracy.
As shown in fig. 2, in this embodiment, the combined upper clamp 1 includes a top connecting plate 6, a top fixing clamp plate 7 and an adjusting plate 8, the top fixing clamp plate 7 is set to two, and is respectively connected to two ends of the bottom of the top connecting plate 6, the top fixing clamp plate 7 is screwed with a top locking bolt 4, the adjusting plate 8 is fixedly connected to the bottom of the top connecting plate 6, a threaded hole is formed in the adjusting plate 8, and the horizontal adjustment crank 3 is screwed with the adjusting plate 8 through the threaded hole.
Wherein, top solid fixed splint 7 passes through hinge swing joint top connecting plate 6, top connecting plate 6 sets up to type of calligraphy structure, in step one, through rotating top solid fixed splint 7 the joint on the top flange board of second girder steel 12, and screw up the pinning through top locking bolt 4, can be with 1 joints of combination formula top anchor clamps at second girder steel 12 top, its stability is guaranteed to combination formula top anchor clamps 1 mainly used fixed mounting girder steel, one end lock joint installation girder steel, the flange board on the port, on the fixed restraint bracket of other end seat or the restraint girder steel top flange board, before the installation girder steel did not lift by crane, the lock joint is on girder steel top flange board.
As shown in fig. 3, in the present embodiment, the combined lower fixture 2 includes a bottom connecting plate 9 and a bottom fixing clamp plate 10, the bottom fixing clamp plate 10 is provided in two pieces and is respectively connected to the top of the bottom connecting plate 9, and the bottom fixing clamp plate 10 is threadedly connected to the bottom locking bolt 5.
Wherein, bottom solid fixed splint 10 passes through hinge swing joint bottom connecting plate 9, form the recess between bottom connecting plate 9 and the bottom solid fixed splint 10, a lower flange plate for adapting to the girder steel, in step one, through rotating bottom solid fixed splint 7 the joint on the lower flange plate of second girder steel 12, and screw up the pinning through bottom locking bolt 5, can be with 1 joints of combination formula lower anchor clamps in second girder steel 12 bottom, combination formula lower anchor clamps 2 mainly used prevent that structure unstability girder steel from weighing down, flange plate under one end lock joint installation girder steel end, on fixed restraint bracket or girder steel flange plate are located to the other end, before the installation girder steel did not lift by crane, the lock joint is on girder steel lower flange plate.
As shown in fig. 4, in this embodiment, the horizontal adjustment crank 3 includes an adjustment threaded rod 15, an L-shaped crank 16, and a butt block 14, the butt block 14 is fixedly connected to one end of the adjustment threaded rod 15, the L-shaped crank 16 is vertically and fixedly connected to the other end of the adjustment threaded rod 15, and in step three, the second steel beam 12 is pushed back and forth to be aligned with the first steel beam 11 in the horizontal direction through the threaded rotation of the two horizontal adjustment cranks 3 which are symmetrically arranged, so as to facilitate adjustment.
As shown in fig. 5, in the present embodiment, the clamping blocks 17 are fixedly connected to one ends of the top locking bolt 4 and the bottom locking bolt 5, and the contact area between the tightening bolt and the steel beam is increased by using the clamping blocks 17, so as to facilitate locking.
As shown in fig. 6 to 11, a method for installing an H-shaped steel beam in a butt joint manner includes the following steps:
the method comprises the following steps: before the second steel beam 12 is hoisted, the combined upper clamp 1 and the combined lower clamp 2 are buckled on the second steel beam 12, and the combined upper clamp 1 and the combined lower clamp 2 are locked through the top locking bolt 4 and the bottom locking bolt 5;
step two: using a hoisting machine to transport the second steel beam 12 to the installation position, pushing the second steel beam into a jack 18, and pushing the second steel beam into the combined lower clamp 2;
step three: the jack 18 is used for jacking the combined upper clamp 1 upwards to realize vertical displacement adjustment in the installation and butt joint process of the first steel beam 11 and the second steel beam 12, the horizontal displacement adjustment in the butt joint process of the first steel beam 11 and the second steel beam 12 is realized by adjusting the horizontal adjustment crank 3, and the position correction in the butt joint process of the first steel beam 11 and the second steel beam 12 is realized;
step four: installing a welding connection plate 13 and fixing a first steel beam 11 and a second steel beam 12 through welding;
step five: and (3) dismantling the combined upper clamp 1, the combined lower clamp 2 and the jack 18, and polishing the welding position of the welding connecting plate 13, the first steel beam 11 and the second steel beam 12 to finish butt joint installation.
By adopting the technical scheme: the top solid fixed splint 7 passes through hinge swing joint top connecting plate 6, and the bottom solid fixed splint 10 passes through hinge swing joint bottom connecting plate 9, only needs to unscrew top locking bolt 4, bottom locking bolt 5, level (l) ing crank 3 when dismantling, descends jack 18, upset top solid fixed splint 7, bottom connecting plate 9 can, the convenient dismantlement.
Example 2
As shown in figure 1, the H-shaped steel beam mounting and butting combined tool comprises a combined upper clamp 1, a combined lower clamp 2, a horizontal adjusting crank 3, a jack 18, a first steel beam 11 and a second steel beam 12, wherein the horizontal adjusting crank 3 is in threaded connection with the combined upper clamp 1, the first steel beam 11 and the second steel beam 12 are in butt joint combination through the combined upper clamp 1 and the combined lower clamp 2 when in use, vertical displacement adjustment in the mounting and butting process of the first steel beam 11 and the second steel beam 12 is realized by upwards driving the jack 18, horizontal displacement adjustment in the butting process of the first steel beam 11 and the second steel beam 12 is realized by adjusting the horizontal adjusting crank 3, other parts except for a connecting plate for using a hoisting machine to transfer and a butt joint to a steel beam mounting and butting position in the process of using the combined tool do not occupy the time of the hoisting machine, and the safety of the butting position can be kept, in addition self can satisfy vertical correction, the regulation of level correction for the purpose, effectively solved traditional girder steel installation butt joint and used that mechanical time is longer, correct more difficult, the low relevant problem of installation accuracy.
As shown in fig. 2, in this embodiment, the combined upper clamp 1 includes a top connecting plate 6, a top fixing clamp plate 7 and an adjusting plate 8, the top fixing clamp plate 7 is set to two, and is respectively connected to two ends of the bottom of the top connecting plate 6, the top fixing clamp plate 7 is screwed with a top locking bolt 4, the adjusting plate 8 is fixedly connected to the bottom of the top connecting plate 6, a threaded hole is formed in the adjusting plate 8, and the horizontal adjustment crank 3 is screwed with the adjusting plate 8 through the threaded hole.
Wherein, top solid fixed splint 7 fixed connection top connecting plate 6, top connecting plate 6 sets up to type I structure, in step one, through cup jointing top solid fixed splint 7 slip on the last flange slab of second girder steel 12, and screw up the pinning through top locking bolt 4, can be with 1 joint of combination formula top anchor clamps at second girder steel 12 top, 1 mainly used fixed mounting girder steel guarantees its stability in the combination formula, one end lock joint installation girder steel, the flange slab on the port, on the fixed restraint bracket of other end seat or the restraint girder steel upper flange slab, before the installation girder steel did not lift by crane, the lock joint is on the girder steel upper flange slab.
As shown in fig. 3, in the present embodiment, the combined lower fixture 2 includes a bottom connecting plate 9 and a bottom fixing clamp plate 10, the bottom fixing clamp plate 10 is provided in two pieces and is respectively connected to the top of the bottom connecting plate 9, and the bottom fixing clamp plate 10 is threadedly connected to the bottom locking bolt 5.
Wherein, bottom solid fixed splint 10 fixed connection bottom connecting plate 9, form the recess between bottom connecting plate 9 and the solid fixed splint 10 of bottom, a lower flange board for adapting to the girder steel, in step one, through cup jointing bottom solid fixed splint 7 slip on the lower flange board of second girder steel 12, and screw up the pinning through bottom locking bolt 5, can be with 1 joint of combination formula lower anchor clamps in second girder steel 12 bottom, combination formula lower anchor clamps 2 mainly used prevent that structure unstability girder steel from weighing down, flange board under one end lock joint installation girder steel end, on fixed restraint bracket or the girder steel flange board of the other end seat, before the installation girder steel did not lift by crane, the lock joint is on the girder steel flange board under.
As shown in fig. 4, in this embodiment, the horizontal adjustment crank 3 includes an adjustment threaded rod 15, an L-shaped crank 16, and a butt block 14, the butt block 14 is fixedly connected to one end of the adjustment threaded rod 15, the L-shaped crank 16 is vertically and fixedly connected to the other end of the adjustment threaded rod 15, and in step three, the second steel beam 12 is pushed back and forth to be aligned with the first steel beam 11 in the horizontal direction through the threaded rotation of the two horizontal adjustment cranks 3 which are symmetrically arranged, so as to facilitate adjustment.
As shown in fig. 5, in the present embodiment, the clamping blocks 17 are fixedly connected to one ends of the top locking bolt 4 and the bottom locking bolt 5, and the contact area between the tightening bolt and the steel beam is increased by using the clamping blocks 17, so as to facilitate locking.
As shown in fig. 6 to 11, a method for installing an H-shaped steel beam in a butt joint manner includes the following steps:
the method comprises the following steps: before the second steel beam 12 is hoisted, the combined upper clamp 1 and the combined lower clamp 2 are buckled on the second steel beam 12, and the combined upper clamp 1 and the combined lower clamp 2 are locked through the top locking bolt 4 and the bottom locking bolt 5;
step two: using a hoisting machine to transport the second steel beam 12 to the installation position, pushing the second steel beam into a jack 18, and pushing the second steel beam into the combined lower clamp 2;
step three: the jack 18 is used for jacking the combined upper clamp 1 upwards to realize vertical displacement adjustment in the installation and butt joint process of the first steel beam 11 and the second steel beam 12, the horizontal displacement adjustment in the butt joint process of the first steel beam 11 and the second steel beam 12 is realized by adjusting the horizontal adjustment crank 3, and the position correction in the butt joint process of the first steel beam 11 and the second steel beam 12 is realized;
step four: installing a welding connection plate 13 and fixing a first steel beam 11 and a second steel beam 12 through welding;
step five: and (3) dismantling the combined upper clamp 1, the combined lower clamp 2 and the jack 18, and polishing the welding position of the welding connecting plate 13, the first steel beam 11 and the second steel beam 12 to finish butt joint installation.
By adopting the technical scheme: top solid fixed splint 7 fixed connection top connecting plate 6, bottom solid fixed splint 10 fixed connection bottom connecting plate 9, it is comparatively convenient when carrying out the straining, do not need extra hoist and mount, can directly cup joint the slip propulsion, it is more convenient when step one uses.
While there have been shown and described what are at present considered the preferred embodiments of the invention, the fundamental principles and essential features of the invention and advantages thereof, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are included to illustrate the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (4)
1. The utility model provides a butt joint mounting method of H shaped steel roof beam installation butt joint combination tool, H shaped steel roof beam installation butt joint combination tool include that combination formula is gone up anchor clamps (1), combination formula is anchor clamps (2) down, horizontal adjustment crank (3), jack (18), first girder steel (11), second girder steel (12), its characterized in that: the horizontal adjusting crank (3) is in threaded connection with the combined upper clamp (1), the first steel beam (11) and the second steel beam (12) are in butt joint and combined together through the combined upper clamp (1) and the combined lower clamp (2) when the combined type steel beam butt joint device is used, vertical displacement adjustment in the installation and butt joint process of the first steel beam (11) and the second steel beam (12) is achieved by upwards driving the jack (18), and horizontal displacement adjustment in the butt joint process of the first steel beam (11) and the second steel beam (12) is achieved by adjusting the horizontal adjusting crank (3); the combined upper clamp (1) comprises a top connecting plate (6), top fixing clamp plates (7) and adjusting plates (8), the number of the top fixing clamp plates (7) is two, the two top fixing clamp plates are respectively connected to two ends of the bottom of the top connecting plate (6), top locking bolts (4) are in threaded connection with the top fixing clamp plates (7), the adjusting plates (8) are fixedly connected to the bottom of the top connecting plate (6), threaded holes are formed in the adjusting plates (8), and the horizontal adjusting crank (3) is in threaded connection with the adjusting plates (8) through the threaded holes; the butt joint installation method of the H-shaped steel beam installation and butt joint combined tool comprises the following steps:
the method comprises the following steps: before the second steel beam (12) is hoisted, the combined upper clamp (1) and the combined lower clamp (2) are buckled on the second steel beam (12), and the combined upper clamp (1) and the combined lower clamp (2) are locked through a top locking bolt (4) and a bottom locking bolt (5);
step two: using a hoisting machine to transport the second steel beam (12) to the installation position, pushing in a jack (18) and pushing in the combined lower clamp (2);
step three: the combined upper clamp (1) is jacked upwards by using a jack (18) to realize vertical displacement adjustment in the installation and butt joint process of the first steel beam (11) and the second steel beam (12), horizontal displacement adjustment in the butt joint process of the first steel beam (11) and the second steel beam (12) is realized by adjusting a horizontal adjustment crank (3), and position correction in the butt joint process of the first steel beam (11) and the second steel beam (12) is realized;
step four: installing a welding connecting plate (13) and fixing a first steel beam (11) and a second steel beam (12) through welding;
step five: and (3) dismantling the combined upper clamp (1), the combined lower clamp (2) and the jack (18), and polishing the welding positions of the welding connecting plate (13), the first steel beam (11) and the second steel beam (12) to finish butt joint installation.
2. The butt joint installation method of the H-shaped steel beam installation and butt joint combination tool according to claim 1, wherein: the combined lower clamp (2) comprises a bottom connecting plate (9) and bottom fixing clamp plates (10), the bottom fixing clamp plates (10) are arranged into two blocks and are respectively connected to the top of the bottom connecting plate (9), and bottom locking bolts (5) are connected to the bottom fixing clamp plates (10) in a threaded mode.
3. The butt joint installation method of the H-shaped steel beam installation and butt joint combination tool according to claim 1, wherein: horizontal adjustment crank (3) are including adjusting threaded rod (15), L type crank (16), butt piece (14) fixed connection is in adjusting threaded rod (15) one end, the perpendicular fixed connection of L type crank (16) is at adjusting threaded rod (15) other end.
4. The butt joint installation method of the H-shaped steel beam installation and butt joint combination tool according to claim 1, wherein: and one end of each of the top locking bolt (4) and the bottom locking bolt (5) is fixedly connected with a clamping block (17).
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| CN201911295951.5A CN111085848B (en) | 2019-12-16 | 2019-12-16 | H-shaped steel beam installation and butt joint combination tool and butt joint installation method |
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| CN201911295951.5A CN111085848B (en) | 2019-12-16 | 2019-12-16 | H-shaped steel beam installation and butt joint combination tool and butt joint installation method |
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| CN111085848B true CN111085848B (en) | 2021-08-13 |
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| CN111085848A (en) | 2020-05-01 |
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