CN212427562U - Single-side bolted assembled steel pipe column splicing connection - Google Patents
Single-side bolted assembled steel pipe column splicing connection Download PDFInfo
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- CN212427562U CN212427562U CN202020513821.6U CN202020513821U CN212427562U CN 212427562 U CN212427562 U CN 212427562U CN 202020513821 U CN202020513821 U CN 202020513821U CN 212427562 U CN212427562 U CN 212427562U
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Abstract
The utility model relates to an assembly type steel pipe column splicing connection of unilateral bolt connection, which comprises an upper section steel pipe column, a lower section steel pipe column, a connecting component and a fastener; the upper section steel pipe column and the lower section steel pipe column are connected together, and a connecting component is fixed on the inner side of a joint of a connecting point; the fastener fixes the upper steel pipe column and the connecting member together, and simultaneously fixes the lower steel pipe column and the connecting member together. The connecting component consisting of four rectangular steel plates is tightly attached to the inner wall of the splicing point of the steel pipe column and is fastened by the bolts at one side, joint connection can be completed on the premise of not damaging other parts of the steel pipe, welding quantity can be reduced as much as possible, and therefore construction quantity and labor cost are saved, and site construction is simple and convenient; the connecting member has a simple structure and is easy to manufacture, so that the cost is saved.
Description
Technical Field
The utility model relates to an assembled steel construction field, concretely relates to unilateral bolted connection's assembled steel tubular column concatenation is connected.
Background
The steel construction building can be better than traditional building the nimble spaced requirement of big bay in the satisfying building to the accessible reduces the cross sectional area of post and uses light wallboard, improves the area rate of utilization. Can reduce the construction waste and the environmental pollution, can repeatedly utilize the building materials, and can promote the development of other novel building materials industries. The steel structure building has good anti-seismic performance, is easy to transform, flexible and convenient in use, brings comfort to people and the like. The steel structure system has light dead weight which is about half of a concrete structure, the total weight of the formed building is light, and the foundation cost can be greatly reduced.
However, in the aspect of steel column connection of a steel structure, a shielding part which cannot be crossed by construction exists in a steel tube structural member, so that it is very difficult to screw bolts into the steel tube column to realize connection of two sections of steel tube columns, if the steel tube column connection is realized by using the bolts, a mounting hole with a large diameter needs to be pre-arranged in a factory, a worker needs to complete short corbel bolt connection of the steel tube column through the mounting hole in the factory, then repair welding of the mounting hole is recovered, then short corbel splicing of steel beams is completed in a construction site, or after the steel tube column bolt connection is directly performed in the site, then repair welding of the mounting hole is recovered, the former can increase the processing workload and the transportation cost of the member, and the latter increases the on-site welding amount, so that the heat input amount control difficulty of the steel tube column causes overlarge deformation of the.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides an unilateral bolted connection's assembled steel tubular column concatenation is connected, and it is slow to have solved conventional steel tubular column and have connected construction speed, and the welding volume is big, and the welding is to shortcomings such as destruction of rigidity node.
One or more embodiments provide the following technical solutions:
the utility model provides a unilateral bolted connection's assembled steel tubular column concatenation is connected, includes: the steel pipe column comprises an upper section steel pipe column, a lower section steel pipe column, a connecting component and a fastener;
the upper section steel pipe column and the lower section steel pipe column are connected together, and a connecting component is fixed on the inner side of a joint of a connecting point; the fastener fixes the upper steel pipe column and the connecting member together, and simultaneously fixes the lower steel pipe column and the connecting member together.
The connecting component is a hollow cuboid component formed by connecting the head parts of the two sides of four rectangular steel plates.
The cross section size of the connecting component is smaller than that of the upper section steel pipe column and the lower section steel pipe column.
The cross sections of the upper section steel pipe column and the lower section steel pipe column are rectangles with equal size.
The connecting component is made of steel plates with the same grade and strength grade as the steel pipe columns.
The connecting component is provided with threaded holes, and the positions of the threaded holes correspond to the bolt holes of the upper section of steel pipe column and the lower section of steel pipe column one to one.
The number and the diameter of the openings and the diameter and the number of the fasteners are determined according to the actual stress condition.
The fastener is a concave bolt.
The connecting point position of the connecting component is 1 m-1.2 m away from the ground of the building or the datum plane of the building.
The fastener is matched with the threads in the hole of the connecting member sequentially through the hole of the upper section steel pipe column and the hole of the connecting member to fasten the upper section steel pipe column and the connecting member; and the upper section steel pipe column with the connecting component is embedded into the lower section steel pipe column, and the fastener is matched with the threads in the connecting component hole in sequence through the hole of the lower section steel pipe column and the hole of the connecting component to fasten the lower section steel pipe column and the connecting component.
The fastener is matched with the threads in the hole of the connecting member sequentially through the hole of the lower steel pipe column and the hole of the connecting member to fasten the lower steel pipe column and the connecting member; and the lower section steel pipe column with the connecting component is embedded into the upper section steel pipe column, and the fastener is matched with the thread in the connecting component hole in sequence through the hole of the upper section steel pipe column and the hole of the connecting component to fasten the upper section steel pipe column and the connecting component.
The above one or more technical solutions have the following beneficial effects:
1. the connecting points of the two sections of steel pipe columns are not welded, and the steel pipe columns are completely spliced through bolt fastening.
2. The connecting component is provided with the threaded hole in advance and used as the nut, so that the splicing process of the steel pipe column can be carried out on one side, one-side installation and one-side fastening are realized, and the steel pipe column does not need to enter the inside of the steel pipe column for construction.
3. The connecting component is a rectangular steel plate block, the manufacturing is easy, a factory can finish the processing only by a common plate shearing machine, and complex structures such as ribbed plates, flanges and the like do not exist.
4. The connecting component is arranged on the inner side of the steel pipe column, and can be matched with the concave bolt to be used, so that the outer surface of the steel pipe column is not exposed except the bolt, the building space occupied by the steel pipe column is saved, and various detections on the steel pipe column are facilitated.
5. The splicing point of the steel pipe column is selected within the range of 1 m-1.2 m from the ground of the building, the operation habit of workers is met, and the work of fastening bolts is facilitated.
Drawings
The accompanying drawings, which form a part of the specification, 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 invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic structural diagram provided in accordance with one or more embodiments of the present invention;
fig. 2 is a schematic view of a lower steel pipe column and a connecting member according to one or more embodiments of the present invention;
fig. 3 is a schematic view of an upper-section steel pipe column according to one or more embodiments of the present invention;
fig. 4 is a schematic side view of a structure provided by one or more embodiments of the present invention;
fig. 5 is a schematic cross-sectional structure provided by one or more embodiments of the present invention;
fig. 6 is a schematic view of an upper-section steel pipe column and a connecting member according to one or more embodiments of the present invention;
fig. 7 is a schematic view of a lower section steel pipe column according to one or more embodiments of the present invention;
FIG. 8 is a schematic diagram of a weld-assist connection provided by one or more embodiments of the present disclosure;
in the figure: 101. the steel pipe column comprises a lower steel pipe column, 102 steel pipe beams, 103 connecting members, 104 bolts, 105 upper steel pipe columns, 201 threaded bolt holes.
Detailed Description
The following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
1-4, a one-sided bolted fabricated steel tubular column splice connection, comprising: an upper steel pipe column 105, a lower steel pipe column 101, a connecting member 103 and a fastener 104;
the upper section steel pipe column 105 and the lower section steel pipe column 101 are connected together, and a connecting member 103 is fixed on the inner side of a joint of a connecting point; the fastener 104 fixes the upper steel pipe column 105 and the connecting member 101 together, and simultaneously fixes the lower steel pipe column 101 and the connecting member 103 together; the cross sections of the upper steel pipe column 105 and the lower steel pipe column 101 are rectangles with equal size.
As shown in fig. 5, the connecting member 103 is a hollow rectangular member formed by connecting two sides of four rectangular steel plates at first positions, has a rectangular cross section, is smaller than the cross section of the upper steel pipe column 105 and the lower steel pipe column 101, and is made of steel plates with the same grade and strength grade as the steel pipe columns.
The connecting member 103 has threaded holes 201, the positions of which correspond one-to-one to the bolt holes of the upper-stage steel-pipe column 105 and the lower-stage steel-pipe column 101. The number and diameter of the openings and the diameter and number of the fasteners 104 are determined according to actual stress conditions.
The rectangular steel plate block is easy to manufacture, can be machined and finished by only a common plate shearing machine in a factory, and does not have parts with complex structures such as ribbed plates, flanges and the like in a conventional structure.
For example: the connecting member 103 is attached to the inner sides of the connecting points of the two sections of steel pipe columns 101 and 105 with the cross section size of 300mm multiplied by 500mm and the wall thickness of 6mm, the cross section size of the connecting member 103 is 288mm multiplied by 488mm, and two rectangular steel plates with the size of 282mm multiplied by 400mm multiplied by 6mm and two rectangular steel plates with the size of 482mm multiplied by 400mm multiplied by 6mm are needed if the length of the connecting member 103 after stress calculation is 400mm can meet the requirement, and the 400mm side is connected at the head position to form the rectangular connecting member 103 with the size of 288mm multiplied by 488 mm; in actual construction, the four rectangular steel plates are independent parts, the complete connecting member 103 is formed after the splicing process is completed, and the mechanical assembly process in the splicing process has no welding amount of structural members.
The connecting component is provided with the threaded hole in advance and used as the nut, so that the splicing process of the steel pipe column can be carried out on one side, one-side installation and one-side fastening are realized, and the steel pipe column does not need to enter the inside of the steel pipe column for construction.
As shown in fig. 4, the connecting member 103 is disposed on the inner side of the steel pipe column, and after splicing is completed, the connecting member can be used as a fastener 104 in cooperation with the recessed bolt in this embodiment, so that the outer surface of the steel pipe column is not exposed except for the bolt, the building space occupied by the steel pipe column is saved, and various detections on the steel pipe column are facilitated.
The connecting point position of the connecting member 103 is 1 m-1.2 m away from the ground of the building or the datum plane of the floor, and the distance from the point A to the point B in fig. 1 is 1 m-1.2 m, so that the operation habit of workers is met, the bolts do not need to be stood down for operation, the hands do not need to be lifted over the tops when being fastened, and the bolts are conveniently fastened.
As shown in fig. 2-3, two sections of steel pipe columns 105 and 101 are drilled in a factory, bolt holes with screws are machined in a factory on the connecting member 103, and after the steel pipe columns are transported to the site, the fasteners 104 are firstly connected and fastened with the lower section of steel pipe column 101 and the connecting member 103; at this time, the lower steel pipe column 101 is provided with a connecting member 103, and is embedded into the connection point of the upper steel pipe column 105, and then the fastener 104 is fastened with the upper steel pipe column 105 and the connecting member 103 to complete the splicing joint; the method realizes the splicing of the two sections of steel pipe columns without any welding work, realizes the splicing of the steel pipe columns completely through bolt fastening, and is characterized in that the connecting member 103 and the lower section steel pipe column 101 are fastened firstly, and then the upper section steel pipe column 105 is embedded.
In another embodiment 2 shown in fig. 6-7, two steel pipe columns 105 and 101 are drilled in a factory, the connecting member 103 is provided with bolt holes with screws in the factory, and after the steel pipe columns are transported to the site, the fasteners 104 are firstly connected and fastened with the upper steel pipe column 105 and the connecting member 103; at this time, the upper steel pipe column 105 is provided with a connecting member 103, and is embedded into the connection point of the lower steel pipe column 101, and then the fastener 104 is fastened with the lower steel pipe column 101 and the connecting member 103, thereby completing the splice joint; the method realizes the splicing of the two sections of steel pipe columns without any welding work, realizes the splicing of the steel pipe columns completely through bolt fastening, and is characterized in that the connecting component 103 and the upper section of steel pipe column 105 are fastened firstly, and then the lower section of steel pipe column 101 is embedded.
In another example 3 shown in fig. 8, the lower steel pipe column 101 is perforated at the factory, the connecting member 103 is provided with a bolt hole with a screw at the factory, and the connecting member 103 is welded in advance inside the connection point of the upper steel pipe column 105, and at this time, the upper steel pipe column 105 is provided with the connecting member 103; after the steel pipe column is transported to the site, the upper section steel pipe column 105 is embedded into the lower section steel pipe column 101, and then the fastener 104 is fastened with the lower section steel pipe column 101 and the connecting member 103 to complete the splicing joint and form a welding-assisted splicing joint; this way, the start-up work of the factory is reduced, the amount of welding in advance is increased, and the welding work on the spot is not generated yet.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (9)
1. The utility model provides a unilateral bolted connection's assembled steel tubular column concatenation is connected which characterized in that: the steel pipe column comprises an upper section steel pipe column, a lower section steel pipe column, a connecting component and a fastener;
the upper section steel pipe column and the lower section steel pipe column are connected together, and a connecting component is fixed on the inner side of a joint of a connecting point; the fastener fixes the upper section steel pipe column and the connecting component together, and simultaneously fixes the lower section steel pipe column and the connecting component together; the connecting component is a hollow cuboid component formed by connecting the head parts of the two sides of four rectangular steel plates, the connecting component is provided with a threaded hole, and the position of the threaded hole corresponds to the bolt holes of the upper section of steel pipe column and the lower section of steel pipe column one by one.
2. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the cross section size of the connecting component is smaller than that of the upper section steel pipe column and the lower section steel pipe column.
3. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the cross sections of the upper section steel pipe column and the lower section steel pipe column are rectangles with equal size.
4. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the connecting component is made of steel plates with the same grade and strength grade as the steel pipe columns.
5. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the number and the diameter of the openings and the diameter and the number of the fasteners are determined according to the actual stress condition.
6. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the fastener is a recessed bolt.
7. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the connecting point position of the connecting component is 1 m-1.2 m away from the ground of the building or the datum plane of the building.
8. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the fastener is matched with the threads in the hole of the connecting member sequentially through the hole of the lower steel pipe column and the hole of the connecting member to fasten the lower steel pipe column and the connecting member; and the lower section steel pipe column with the connecting component is embedded into the upper section steel pipe column, and the fastener is matched with the thread in the connecting component hole in sequence through the hole of the upper section steel pipe column and the hole of the connecting component to fasten the upper section steel pipe column and the connecting component.
9. The one-sided bolted fabricated tubular steel column splice connection of claim 1, wherein: the fastener is matched with the threads in the hole of the connecting member sequentially through the hole of the upper section steel pipe column and the hole of the connecting member to fasten the upper section steel pipe column and the connecting member; and the upper section steel pipe column with the connecting component is embedded into the lower section steel pipe column, and the fastener is matched with the threads in the connecting component hole in sequence through the hole of the lower section steel pipe column and the hole of the connecting component to fasten the lower section steel pipe column and the connecting component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020513821.6U CN212427562U (en) | 2020-04-09 | 2020-04-09 | Single-side bolted assembled steel pipe column splicing connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020513821.6U CN212427562U (en) | 2020-04-09 | 2020-04-09 | Single-side bolted assembled steel pipe column splicing connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212427562U true CN212427562U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020513821.6U Active CN212427562U (en) | 2020-04-09 | 2020-04-09 | Single-side bolted assembled steel pipe column splicing connection |
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| Country | Link |
|---|---|
| CN (1) | CN212427562U (en) |
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- 2020-04-09 CN CN202020513821.6U patent/CN212427562U/en active Active
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| CP01 | Change in the name or title of a patent holder |
Address after: 250101 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza building 11 layer 1-6 Patentee after: Tongyuan Design Group Co.,Ltd. Address before: 250101 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza building 11 layer 1-6 Patentee before: TONGYUAN DESIGN GROUP Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |