CN215631903U - Large-span steel structure beam on-site assembling and splicing support frame - Google Patents
Large-span steel structure beam on-site assembling and splicing support frame Download PDFInfo
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- CN215631903U CN215631903U CN202121766422.1U CN202121766422U CN215631903U CN 215631903 U CN215631903 U CN 215631903U CN 202121766422 U CN202121766422 U CN 202121766422U CN 215631903 U CN215631903 U CN 215631903U
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Abstract
The utility model discloses a large-span steel structure beam on-site assembling and splicing support frame, which comprises: a bottom bracket and a limiting rod; through setting up interconnect's vertical pole and horizontal pole, constitute a latticed structure, can be used for bearing the weight of the girder steel to avoid the girder steel directly to place on subaerial. Simultaneously, through setting up the gag lever post, utilize the ejector pin to press and establish at last flange top surface to form with the bottom support respectively through two down tube and pull, can become firm whole with girder steel and support frame connection. Because the transverse width of the bottom bracket is far greater than that of the steel beam, the stress of the integral beam-frame community is more reasonable, and the overturning is avoided. Compared with the mode that the steel beams are directly placed on the ground for splicing, the large-span steel structure beam on-site assembling and splicing support frame not only can provide a high-precision bearing platform for the steel beams, but also can fix the steel beams, so that overturning is avoided.
Description
Technical Field
The utility model mainly relates to the technical field of steel beam construction, in particular to a large-span steel structure beam on-site assembling and splicing support frame.
Background
The large-span steel structure beam is limited by transportation conditions and needs to be transported to a construction site for assembly and splicing after being disassembled and processed in a factory. Usually, the steel beam is placed on the ground to be spliced, but the ground of a construction site is not hardened, and the steel beam is heavy, so that the unhardened ground has insufficient bearing force and can sink, the steel beam is staggered at the joint, and the steel beam cannot be spliced smoothly. Moreover, the steel beam directly placed on the ground is easily contaminated by soil, so that the screw hole is blocked, and the bolt is not easy to wear. Moreover, because the girder steel is mostly higher narrow body structure, directly put subaerial not convenient for set up the support, there is the risk of empting. Therefore, a large-span steel structure beam on-site assembling and splicing support frame is needed.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to overcome the defects in the prior art and solve the problems that the ground is sunk due to the fact that steel beams are directly placed on the ground, the butt joint ports are staggered and cannot be assembled, and meanwhile, the support is inconvenient to arrange to prevent toppling.
In order to achieve the purpose, the utility model discloses a large-span steel structure beam on-site assembly splicing support frame, wherein a steel beam is provided with an upper flange, and the support frame comprises: a bottom bracket and a limiting rod;
the bottom bracket comprises two longitudinal rods arranged in parallel and at least three transverse rods; the transverse rods are arranged between two longitudinal rods, and two ends of each transverse rod are connected with one longitudinal rod; the transverse rod is used for bearing the steel beams which are connected end to end and vertically arranged along the longitudinal direction;
the limiting rod comprises a top rod and an inclined rod which are positioned on the same plane; the ejector rod is transversely pressed on the top surface of the upper flange; the utility model discloses a roof beam, bottom support, the down tube has two, distributes in the girder steel both sides, just the down tube top with the ejector pin links to each other, the bottom with the bottom support links to each other.
As a further improvement of the above technical solution:
the bottom bracket also comprises at least two steel pipes; the steel pipes penetrate through and are connected with the transverse rods, and at least two steel pipes are distributed on two sides of the steel beam.
The bottom end of the diagonal rod is welded with the steel pipe or movably connected with the steel pipe through a fastener.
The top end of the diagonal rod is welded with the ejector rod or movably connected with the ejector rod through a fastener.
The ejector pin is used for facing one side welding of girder steel has a pair of angle steel, the angle steel can block and establish go up flange both sides.
The transverse rod is used for facing one side of the steel beam is provided with a pair of angle steels, and the angle steels can be clamped on two sides of the lower flange.
The angle steel and the transverse rod are fixed through bolts.
The longitudinal rod and the transverse rod are both H-shaped steel or I-shaped steel.
The longitudinal rod is used for deviating from one side of the steel beam is provided with a plurality of adjusting seats along the longitudinal interval, and the adjusting seats are used for changing the ground clearance of the longitudinal rod.
The longitudinal rod is used for deviating from one side of the steel beam and is provided with a plurality of rollers at longitudinal intervals.
Compared with the prior art, the utility model has the advantages that:
through setting up interconnect's vertical pole and transverse rod, constitute a latticed structure, can be used for bearing the weight of the girder steel to avoid the girder steel directly to place on subaerial that does not have the sclerosis, influence construction quality, can effectively avoid subsiding with the not enough girder steel interface butt joint dislocation that leads to of ground roughness, and then ensure going on smoothly of concatenation and guarantee to improve and assemble the quality. Simultaneously, through setting up the gag lever post, utilize the ejector pin to press and establish at last flange top surface to form with the bottom support respectively through two down tube and pull stable system, can become firm whole with girder steel and support frame connection. Because the transverse width of the bottom bracket is far greater than that of the steel beam, the stress of the integral beam-frame community is more reasonable, and the overturning is avoided. Compared with the mode that the steel beams are directly placed on the ground for splicing, the large-span steel structure beam on-site assembling and splicing support frame not only can provide a high-precision bearing platform for the steel beams, but also can fix the steel beams, so that overturning is avoided.
Drawings
FIG. 1 is a schematic structural view of a splicing support frame assembled on site for a large-span steel structural beam according to the utility model;
FIG. 2 is a schematic top view of the bottom bracket;
fig. 3 is a schematic side view of the spliced support frame for on-site assembly of a large-span steel structural beam.
The reference numerals in the figures denote: 1. a bottom bracket; 11. a longitudinal rod; 12. a transverse bar; 13. a steel pipe; 2. a limiting rod; 21. a top rod; 22. a diagonal rod.
Detailed Description
The utility model will be described in further detail below with reference to the drawings and specific examples.
The utility model discloses a large-span steel structure beam on-site assembling and splicing support frame.
As shown in fig. 1 to 3, the large-span steel structure beam field assembly concatenation support frame of this embodiment, the girder steel is formed with the top flange, the support frame includes: a bottom bracket 1 and a limiting rod 2;
the bottom bracket 1 comprises two parallel longitudinal rods 11 and at least three transverse rods 12; the transverse rods 12 are arranged between the two longitudinal rods 11, and two ends of each transverse rod 12 are connected with one longitudinal rod 11; the transverse rod 12 is used for bearing the steel beams which are connected end to end and vertically placed along the longitudinal direction;
the limiting rod 2 comprises a top rod 21 and an inclined rod 22 which are positioned on the same plane; the ejector rod 21 is transversely pressed on the top surface of the upper flange; the inclined rods 22 are distributed on two sides of the steel beam, the top ends of the inclined rods 22 are connected with the ejector rods 21, and the bottom ends of the inclined rods are connected with the bottom support 1.
Through setting up interconnect's vertical pole 11 and transverse rod 12, constitute a latticed structure, can be used for bearing the girder steel to avoid the girder steel directly to place on not having the sclerosis subaerially, influence construction quality, can effectively avoid subsiding and the not enough girder steel interface butt joint dislocation that leads to of ground roughness, and then ensure going on smoothly of concatenation and guarantee to improve and assemble the quality. Simultaneously, through setting up gag lever post 2, utilize ejector pin 21 to press to establish at last flange top surface to form respectively with bottom sprag 1 through two down tube 22 and pull stable system, can become firm whole with girder steel and support frame connection. Because the transverse width of the bottom bracket 1 is far greater than that of the steel beam, the stress of the beam-frame community as a whole is more reasonable, thereby avoiding overturning. Compared with the mode that the steel beams are directly placed on the ground for splicing, the large-span steel structure beam on-site assembling and splicing support frame not only can provide a high-precision bearing platform for the steel beams, but also can fix the steel beams, so that overturning is avoided.
Further, the number of the transverse bars 12 is five, and the transverse bars 12 are perpendicular to the longitudinal bars 11.
Further, the transverse bars 12 are evenly distributed.
In this embodiment, the bottom bracket 1 further includes at least two steel pipes 13; the steel pipes 13 penetrate and are connected with the transverse rods 12, and at least two steel pipes 13 are distributed on two sides of the steel beam.
By arranging the steel pipes 13, the transverse rods 12 are connected into a whole, and the stress can be optimized.
Further, the number of the steel pipes 13 is four, and the steel pipes are distributed in parallel along the longitudinal direction; two of them are located girder steel one side, and two are located the girder steel opposite side in addition.
Furthermore, the four steel pipes 13 are symmetrical along the center line of the transverse rod 12, and the distance between the two steel pipes 13 in the middle is slightly wider than the width of the steel beam.
Further, the two steel pipes 13 located at the side are each 188mm from the end of the corresponding transverse bar 12.
In this embodiment, the bottom end of the diagonal rod 22 is welded or movably connected with the steel tube 13 through a fastener.
The inclined rod 22 and the steel pipe 13 are connected through a fastener, so that the steel pipe is more convenient to disassemble and assemble.
In this embodiment, the top end of the diagonal rod 22 is welded to the top rod 21 or movably connected thereto by a fastener.
The inclined rod 22 and the ejector rod 21 are connected through fasteners, so that the assembly and disassembly are more convenient.
In this embodiment, the ejector pin 21 is used for welding towards the one side of girder steel has a pair of angle steel, and the angle steel can block and establish in last flange both sides.
Establish in last edge of a wing both sides through the angle steel card, can fix the horizontal position at girder steel top, avoid taking place the skew.
Specifically, two limiting rods 2 form a set of limiting part, the two limiting rods 2 forming the limiting part are arranged in parallel along the longitudinal direction, and the two top rods 21 are connected into a whole by angle steel.
Furthermore, the limiting parts have at least four groups, wherein at least two groups of limiting parts are used for fixing one section of steel beam, and the other two groups of limiting parts are used for fixing the other section of steel beam.
In this embodiment, the transverse bar 12 is provided with a pair of angle steels on one side facing the steel beam, and the angle steels can be clamped on two sides of the lower flange.
The steel beam fixing device is arranged on two sides of the lower flange through the angle steel clamps, so that the transverse position of the bottom of the steel beam can be fixed, and the deviation is avoided. In this embodiment, the angle steel is fixed to the transverse rod 12 by bolts.
Because girder steel weight is big, is difficult to accurate control at hoist and mount in-process, in order to avoid the angle steel to be caused by the girder steel collision and decrease, adopt detachable connected mode. In the process of hoisting the steel beam, the angle steel is dismantled, and after the steel beam is put in place, the angle steel is installed through the bolts.
In this embodiment, the longitudinal bars 11 and the transverse bars 12 are both H-shaped steel or i-shaped steel.
The H-shaped steel or the I-shaped steel is common steel used in construction sites, is easy to obtain, has good mechanical property, can bear the weight of the steel beam and is difficult to deform.
In this embodiment, a plurality of regulation seats are installed along vertical interval in one side that longitudinal rod 11 is used for deviating from the girder steel, and the regulation seat is used for changing the terrain clearance of longitudinal rod 11.
Because the support frame is directly put on unhardened ground, in order to avoid the ground unevenness to lead to the support frame atress uneven, be provided with the regulation seat. The longitudinal rod 11 is leveled by varying the extension of the adjustment seat in order to optimize the forces.
In this embodiment, a plurality of rollers are installed along longitudinal interval on one side of the longitudinal rod 11 for deviating from the steel beam.
In order to be more convenient for transferring the spliced steel beams, the bottom end of the longitudinal rod 11 is provided with a roller so as to push the steel beams to move.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the utility model, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (10)
1. The utility model provides a large-span steel construction roof beam on-spot equipment concatenation support frame, the girder steel is formed with top flange and bottom flange, its characterized in that includes: a bottom bracket (1) and a limiting rod (2);
the bottom bracket (1) comprises two longitudinal rods (11) arranged in parallel and at least three transverse rods (12); the transverse rods (12) are arranged between two longitudinal rods (11), and two ends of each transverse rod (12) are connected with one longitudinal rod (11); the transverse rod (12) is used for bearing the steel beams which are connected end to end and vertically placed along the longitudinal direction;
the limiting rod (2) comprises a top rod (21) and an inclined rod (22) which are positioned on the same plane; the ejector rod (21) is transversely pressed on the top surface of the upper flange; the number of the inclined rods (22) is two, the inclined rods are distributed on two sides of the steel beam, the top ends of the inclined rods (22) are connected with the ejector rods (21), and the bottom ends of the inclined rods are connected with the bottom support (1).
2. The large-span steel structure beam on-site assembling and splicing support frame according to claim 1, wherein the bottom bracket (1) further comprises at least two steel pipes (13); the steel pipes (13) penetrate through and are connected with the transverse rods (12), and at least two steel pipes (13) are distributed on two sides of the steel beam.
3. The splicing support frame for the on-site assembly of the large-span steel structure beam as recited in claim 2, wherein the bottom end of the diagonal rod (22) is welded with the steel pipe (13) or movably connected with the steel pipe through a fastener.
4. The spliced support frame for the field assembly of the large-span steel structure beam according to claim 1, wherein the top end of the diagonal rod (22) is welded with the top rod (21) or movably connected with the top rod through a fastener.
5. The splicing support frame for the on-site assembly of the large-span steel structure beam as claimed in claim 1, wherein the ejector rods (21) are used for welding a pair of angle steels towards one side of the steel beam, and the angle steels can be clamped on two sides of the upper flange.
6. The spliced support frame for on-site assembly of the large-span steel structural beam according to claim 1,
the transverse rod (12) is used for facing one side of the steel beam and is provided with a pair of angle steel, and the angle steel can be clamped on two sides of the lower flange.
7. The spliced support frame for on-site assembly of the large-span steel structure beam according to claim 6, wherein the angle steel and the transverse rod (12) are fixed through bolts.
8. The spliced support frame for on-site assembly of long-span steel structural beams as claimed in claim 1, wherein the longitudinal rods (11) and the transverse rods (12) are both H-shaped steel or I-shaped steel.
9. The splicing support frame for the on-site assembly of the large-span steel structure beam according to any one of claims 1 to 8, wherein a plurality of adjusting seats are longitudinally installed at intervals on one side of the longitudinal rod (11) facing away from the steel beam, and the adjusting seats are used for changing the ground clearance of the longitudinal rod (11).
10. The splicing support frame for the on-site assembly of the large-span steel structural beam as claimed in any one of claims 1 to 8, wherein a plurality of rollers are longitudinally installed on one side of the longitudinal rod (11) facing away from the steel beam at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121766422.1U CN215631903U (en) | 2021-07-28 | 2021-07-28 | Large-span steel structure beam on-site assembling and splicing support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121766422.1U CN215631903U (en) | 2021-07-28 | 2021-07-28 | Large-span steel structure beam on-site assembling and splicing support frame |
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| Publication Number | Publication Date |
|---|---|
| CN215631903U true CN215631903U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121766422.1U Active CN215631903U (en) | 2021-07-28 | 2021-07-28 | Large-span steel structure beam on-site assembling and splicing support frame |
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| Country | Link |
|---|---|
| CN (1) | CN215631903U (en) |
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2021
- 2021-07-28 CN CN202121766422.1U patent/CN215631903U/en active Active
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