CN220486477U - Lattice column for pre-welding straight thread steel bars - Google Patents
Lattice column for pre-welding straight thread steel bars Download PDFInfo
- Publication number
- CN220486477U CN220486477U CN202322272059.3U CN202322272059U CN220486477U CN 220486477 U CN220486477 U CN 220486477U CN 202322272059 U CN202322272059 U CN 202322272059U CN 220486477 U CN220486477 U CN 220486477U
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- China
- Prior art keywords
- lattice column
- steel bars
- steel bar
- head
- thread
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 47
- 239000010959 steel Substances 0.000 title claims abstract description 47
- 238000003466 welding Methods 0.000 title abstract description 19
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 8
- 238000009412 basement excavation Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to a lattice column, which belongs to the technical field of steel bar pre-welding, in particular to a lattice column for pre-welding straight thread steel bars, comprising a concrete supporting beam, wherein a lattice column is arranged in a fixing hole on the concrete supporting beam, a plurality of double-head thread head steel bars are arranged on the lattice column, two ends of each of the plurality of double-head thread head steel bars are respectively connected with a steel bar straight thread sleeve in a threaded manner, and the other ends of each of the plurality of steel bar straight thread sleeve are respectively connected with a single-head thread head steel bar in a threaded manner; according to the utility model, through the size of the lattice column and the aperture of the bored pile, the middle section of steel bars are double-thread head steel bars, a plurality of double-thread head steel bars are fixed on the lattice column, the construction of the lattice column is completed, the earth excavation is completed, the single-thread head steel bars are connected by the steel bar straight thread sleeve, and the installation of horizontal bars is completed, so that the problems that the existing lattice column is welded on site after excavation, the welding time is long, the operation is complex and the welding quality is difficult to guarantee are solved.
Description
Technical Field
The utility model relates to the technical field of steel bar pre-welding, in particular to a lattice column for pre-welding a straight thread steel bar.
Background
The construction of deep foundation pit often uses lattice column stand as the vertical support of concrete horizontal support or stack bridge board, and lattice column top needs anchor in the concrete supporting beam or the stack bridge, and anchor position needs welded several rows of horizontal reinforcing bars have ensured with concrete joint strength. The common practice is to excavate the ends of the structural columns in the earth and then weld the horizontal bars of the lattice columns.
Based on the above prior art findings:
the existing lattice column is subjected to field welding after excavation, the welding time is long, the operation is complex, and the welding quality is difficult to guarantee.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a lattice column for pre-welding straight thread steel bars, double-thread head steel bars are fixed on the lattice column, construction of the lattice column is completed, earth excavation is completed, and single-thread head steel bars are connected by steel bar straight thread sleeve.
The technical solution for realizing the purpose of the utility model is as follows: the utility model provides a lattice column of pre-welded straight screw thread reinforcing bar, includes a concrete supporting beam, set up the fixed orifices on the concrete supporting beam, placed the lattice column in the fixed orifices, the equal fixedly connected with of four sides of lattice column a plurality of double-end screw thread silk reinforcing bars, the equal spiro union in both ends of a plurality of double-end screw thread silk reinforcing bars have the straight screw thread silk sleeve of reinforcing bar, the equal spiro union in the other end of a plurality of straight screw thread silk sleeves of reinforcing bar has the single-end screw thread silk reinforcing bar.
In some embodiments, a plurality of connecting holes are formed in the inner wall of the concrete supporting beam, and the other ends of the plurality of single-head screw thread head steel bars extend into the plurality of connecting holes.
In certain embodiments, the lattice columns are square.
In some embodiments, a plurality of said rebar straight thread sleeves are stud joints.
Compared with the prior art, the utility model, its apparent advantage is:
according to the utility model, a plurality of double-end thread head steel bars are fixed on a lattice column according to a drawing, the construction of the lattice column is completed, the earth excavation is completed, the single-end thread head steel bars are connected by a steel bar straight thread sleeve, and the installation of horizontal bars is completed;
the problems that the existing lattice column is subjected to field welding after excavation, the welding time is long, the operation is complex, and the welding quality is difficult to guarantee are solved.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic diagram of an overall cross-sectional structure provided in one embodiment of the present utility model;
FIG. 2 is a schematic view of a lattice column and double-ended straight thread head rebar structure provided in one embodiment of the present utility model;
fig. 3 is a schematic diagram of a double-ended straight thread head rebar and a single-ended straight thread head rebar provided in an embodiment of the utility model;
fig. 4 is a schematic structural view of a steel bar straight thread sleeve according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a concrete support beam; 2. lattice columns; 3. double-end thread head steel bar; 4. single-head screw thread head steel bar; 5. a steel bar straight thread sleeve.
Detailed Description
The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments 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.
The utility model provides a lattice column for pre-welding a straight thread steel bar by improving the lattice column, which comprises the following technical scheme:
as shown in fig. 1-2, a lattice column for pre-welding straight thread steel bars comprises a concrete supporting beam 1, wherein a fixing hole is formed in the concrete supporting beam 1, a lattice column 2 is placed in the fixing hole, a plurality of double thread wire head steel bars 3 are fixedly connected to four sides of the lattice column 2, a welding mode is specifically adopted for fixing, two ends of the double thread wire head steel bars 3 are respectively and conveniently operated, a steel bar straight thread wire sleeve 5 is respectively and conveniently operated, a single thread wire head steel bar 4 is respectively and conveniently connected to the other ends of the steel bar straight thread wire sleeve 5 in a screwed mode through bolts of the steel bar straight thread wire sleeve 5; by means of the structure, the pre-welding connection of the device is achieved through the arrangement of the lattice column 2 and the double-thread head steel bar 3, and the post-bolt installation is facilitated.
As shown in fig. 1, in one embodiment, in order to ensure the connection strength with the concrete, a plurality of connection holes are formed on the inner wall of the concrete support beam 1, and the other ends of the plurality of single-head screw thread head steel bars 4 extend into the plurality of connection holes, specifically, the other ends of the single-head screw thread head steel bars 4 are placed in the concrete; by means of the structure, connection between concrete is achieved through the arrangement of the single-head thread head steel bars 4, and the lattice column 2 is firmer.
As shown in fig. 4, in one embodiment, the lattice columns 2 are square; by means of the structure, through square arrangement, the lattice column 2 is not easy to overflow when poured into concrete, and is convenient to install.
As shown in fig. 4, in one embodiment, a plurality of rebar straight thread bushings 5 are employed with a stud joint; by means of the structure, through the arrangement of the stud joint, the bolt connection between the stud wire head reinforcing steel bar 3 and the single-head stud wire head reinforcing steel bar 4 is achieved, and the operation is convenient.
The specific working method is as follows: when the horizontal rib structure is used, the length, the specification and the model of the horizontal rib welded at the upper end of the lattice column 2 are determined according to a construction drawing, then the horizontal rib structure is divided into three sections according to the size of the lattice column 2 and the aperture of a bored pile, the reinforcing steel bars at the middle section are double-thread wire head reinforcing steel bars 3, then a plurality of double-thread wire head reinforcing steel bars 3 are fixed on the lattice column 2 according to the drawing, the construction of the lattice column 2 is completed, the earth excavation is completed, the single-thread wire head reinforcing steel bars 4 are connected by the reinforcing steel bar straight thread wire sleeve 5, and the installation of the horizontal rib is completed.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, and also comprises the technical scheme consisting of the technical characteristics and the equivalent substitution. The present utility model is not limited to the prior art.
Claims (4)
1. Lattice column of pre-welded straight screw steel bar, including concrete supporting beam (1), its characterized in that: the concrete support beam (1) is provided with a fixing hole, a lattice column (2) is placed in the fixing hole, a plurality of double-end screw thread head steel bars (3) are fixedly connected to four sides of the lattice column (2), two ends of each double-end screw thread head steel bar (3) are respectively connected with a steel bar straight thread wire sleeve (5) in a threaded mode, and the other ends of each steel bar straight thread wire sleeve (5) are respectively connected with a single-end screw thread head steel bar (4) in a threaded mode.
2. A pre-welded straight rebar lattice column according to claim 1, wherein: the inner wall of the concrete supporting beam (1) is provided with a plurality of connecting holes, and the other ends of the single-head thread head reinforcing steel bars (4) extend into the connecting holes.
3. A pre-welded straight rebar lattice column according to claim 1, wherein: the lattice column (2) is square.
4. A pre-welded straight rebar lattice column according to claim 1, wherein: a plurality of the steel bar straight thread wire sleeves (5) are stud joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272059.3U CN220486477U (en) | 2023-08-23 | 2023-08-23 | Lattice column for pre-welding straight thread steel bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272059.3U CN220486477U (en) | 2023-08-23 | 2023-08-23 | Lattice column for pre-welding straight thread steel bars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220486477U true CN220486477U (en) | 2024-02-13 |
Family
ID=89825185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322272059.3U Active CN220486477U (en) | 2023-08-23 | 2023-08-23 | Lattice column for pre-welding straight thread steel bars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220486477U (en) |
-
2023
- 2023-08-23 CN CN202322272059.3U patent/CN220486477U/en active Active
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