CN219773378U - Positioning device for prefabricated column reserved anchoring steel bar - Google Patents
Positioning device for prefabricated column reserved anchoring steel bar Download PDFInfo
- Publication number
- CN219773378U CN219773378U CN202321099388.6U CN202321099388U CN219773378U CN 219773378 U CN219773378 U CN 219773378U CN 202321099388 U CN202321099388 U CN 202321099388U CN 219773378 U CN219773378 U CN 219773378U
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- Prior art keywords
- positioning
- mounting plate
- positioning device
- holes
- anchorage bar
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 38
- 239000010959 steel Substances 0.000 title claims abstract description 38
- 238000004873 anchoring Methods 0.000 title abstract description 24
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 7
- 238000009435 building construction Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model belongs to the technical field of assembly type building construction, and particularly relates to a positioning device for reserved anchoring steel bars of prefabricated columns, which can be suitable for positioning the reserved anchoring steel bars of the prefabricated columns with different sizes. The end plate is abutted with the top end of the reserved anchoring steel bar, so that the positioning device is stably installed, and the sleeve and the end plate play a role in protecting the reserved anchoring steel bar. Has the advantages of wide application range, convenient installation, stability, reliability and the like.
Description
Technical Field
The utility model belongs to the technical field of assembly type building construction, and particularly relates to a positioning device for a prefabricated column reserved anchoring steel bar.
Background
The prefabricated building is formed by assembling prefabricated components on a construction site, has the advantages of high construction speed, low production cost, labor saving and the like, and has been widely popularized in recent years. Whether vertical components such as prefabricated columns, shear walls and the like in the fabricated building can be accurately aligned during installation is a key step of fabricated building construction. The upper end of the prefabricated column is provided with reserved anchor bars, and the lower end of the prefabricated column is provided with prefabricated holes. In order to avoid deflection of reserved anchor bars at the upper ends of the precast columns after concrete pouring and vibrating of the floor slab and ensure accurate alignment of the upper and lower adjacent precast columns, a positioning device is usually required to be used, and the reserved anchor bars at the upper ends of the precast columns are kept upright through the positioning device.
The Chinese patent document with the authorized bulletin number of CN207044389U discloses a precast column reserved anchoring steel bar positioning device, which comprises an upper steel plate and a lower steel plate, wherein the upper steel plate and the lower steel plate are connected through a plurality of positioning sleeves arranged between the upper steel plate and the lower steel plate, the positioning sleeves are provided with inner holes with the inner diameters larger than that of the precast column reserved anchoring steel bars, and the central axes of the inner holes of the positioning sleeves are vertical to the upper steel plate and the lower steel plate. The one-time alignment of the reserved anchor reinforcing steel bars of the prefabricated columns can be successful, the positioning deviation of the reserved anchor reinforcing steel bars of the prefabricated columns is ensured to be within the standard requirement, and the one-time hoisting of the prefabricated columns is successful. The technical solution disclosed in the above patent can realize the positioning of the prefabricated column reserved anchoring steel bar, but also has the following defects:
first, only be applicable to the precast column of one specification, application scope is limited.
Secondly, install above-mentioned positioner on prefabricated post reservation anchor reinforcing bar, still need weld many reinforcing bars between lower steel sheet and floor reinforcing bar net to support positioner, there is the inconvenient shortcoming of operation.
Thirdly, when the positioning sleeve is shorter, the precast column reserved anchoring steel bars are longer, the precast column reserved anchoring steel bars extend out of the upper end of the positioning sleeve, and then when floor slab concrete pouring and vibrating are carried out, concrete splashes out and adheres to the precast column reserved anchoring steel bars extending out of the upper end of the positioning sleeve, and further the follow-up installation of the upper adjacent precast column and the lower adjacent precast column is affected.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a positioning device for reserved anchoring steel bars of prefabricated columns, which can be suitable for positioning the reserved anchoring steel bars of the prefabricated columns with different sizes.
The technical scheme adopted for solving the technical problems is as follows: the positioning device for the reserved anchor steel bars of the prefabricated columns comprises a horizontally arranged mounting plate and a positioning mechanism; the positioning mechanisms are arranged in a plurality of groups, and the plurality of groups of positioning mechanisms are uniformly distributed along the direction from the center to the edge of the mounting plate;
the positioning mechanism comprises a first positioning hole, a second positioning hole, a first positioning piece and a second positioning piece;
the first positioning hole and the second positioning hole are formed in the mounting plate; the first positioning holes are formed in a plurality of ways, and the first positioning holes are uniformly arranged at intervals along the circumferential direction of the mounting plate; the second positioning holes are positioned between two adjacent first positioning holes and are arranged along the connecting line direction of the two adjacent first positioning holes;
the first positioning piece and the second positioning piece comprise vertically arranged sleeves, the upper ends of the sleeves are provided with end plates, and the end plates are connected with vertically arranged screw rods;
the screw rod of the first positioning piece passes through the first positioning hole and is fastened with the mounting plate through a first nut; the screw rod of the second locating piece passes through the second locating hole and is fastened with the mounting plate through a second nut.
Further, the lower end face of the sleeve is a conical face with a small upper part and a large lower part.
Further, the second positioning hole is a long hole.
Further, the first nut and the second nut are both arranged in pairs.
Further, the mounting plate is connected with handles, and two handles are arranged at intervals.
Further, the mounting plate is of a square structure.
Further, the mounting plate is a steel plate.
Further, the thickness of the mounting plate is 10mm.
Further, a plurality of through holes are formed in the mounting plate.
Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a positioning device for reserved anchor bars of prefabricated columns, which can be suitable for positioning the reserved anchor bars of the prefabricated columns with different sizes. The end plate is abutted with the top end of the reserved anchoring steel bar, so that the positioning device is stably installed, and the sleeve and the end plate play a role in protecting the reserved anchoring steel bar. Has the advantages of wide application range, convenient installation, stability, reliability and the like.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic structural view of the mounting plate of the present utility model;
FIG. 3 is a front view of a first positioning member and a second positioning member of the present utility model;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
reference numerals: 1-a mounting plate; 101-a first positioning hole; 102-a second positioning hole; 103-through holes; 2-a first positioning member; 3-a second positioning member; 4-lifting handles; 5-sleeve; 6-end plates; 7-a screw; 8-a first nut; 9-a second nut.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
As shown in the drawing, the positioning device for the reserved anchor steel bars of the prefabricated columns comprises a horizontally arranged mounting plate 1 and a positioning mechanism; the positioning mechanisms are arranged in a plurality of groups, and the plurality of groups of positioning mechanisms are uniformly distributed along the direction from the center to the edge of the mounting plate 1; the positioning mechanism comprises a first positioning hole 101, a second positioning hole 102, a first positioning piece 2 and a second positioning piece 3; the first positioning hole 101 and the second positioning hole 102 are formed in the mounting plate 1; a plurality of first positioning holes 101 are formed, and the plurality of first positioning holes 101 are uniformly arranged at intervals along the circumferential direction of the mounting plate 1; the second positioning holes 102 are located between two adjacent first positioning holes 101 and are arranged along the connecting line direction of the two adjacent first positioning holes 101; the first positioning piece 2 and the second positioning piece 3 comprise vertically arranged sleeves 5, end plates 6 are arranged at the upper ends of the sleeves 5, and screw rods 7 vertically arranged are connected to the end plates 6; the screw rod 7 of the first positioning piece 2 passes through the first positioning hole 101 and is fastened with the mounting plate 1 through a first nut 8; the screw 7 of the second positioning member 3 passes through the second positioning hole 102 and is fastened to the mounting plate 1 by a second nut 9.
Through setting up multiunit positioning mechanism, can fix a position the reservation anchor reinforcing bar on the precast column that cross section size is unequal. The first positioning holes 101 are round holes, and the first positioning holes 101 of the multiple groups of positioning mechanisms are correspondingly arranged. The screw rod 7, the end plate 6 and the sleeve 5 are sequentially arranged from top to bottom, the lower end of the screw rod 7 is connected with the end plate 6 in a welding mode, and the end plate 6 is connected with the upper end of the sleeve 5 in a welding mode. The end plate 6 and the sleeve 5 may be integrally formed. The first positioning hole 101 and the second positioning hole 102 are circular holes. During specific operation, sleeve 5 is sleeved on reserved anchoring steel bars on the prefabricated columns, end plate 6 is abutted against the top ends of the reserved anchoring steel bars, then mounting plate 1 placed horizontally is mounted, screw 7 of first positioning piece 2 penetrates through first positioning hole 101 and is fastened with mounting plate 1 through first nut 8, and screw 7 of second positioning piece 3 penetrates through second positioning hole 102 and is fastened with mounting plate 1 through second nut 9. The lower end of the sleeve 5 is higher than the concrete casting elevation of the floor slab by 20mm.
Preferably, the inner diameter of the sleeve 5 is 3-5 mm larger than the diameter of the reserved anchor bars.
The lower end surface of the sleeve 5 may be a plane, and in order to sleeve the sleeve 5 on the reserved anchoring steel bar relatively quickly and smoothly, preferably, the lower end surface of the sleeve 5 is a conical surface with a small upper part and a large lower part. The conical surface provides guiding function for the reserved anchor bar, so that the reserved anchor bar and the sleeve 5 are automatically centered, and the installation is convenient and quick.
The second positioning holes 102 are arranged along the connecting line direction of the two adjacent first positioning holes 101, and the second positioning holes 102 may be a plurality of round holes arranged at intervals or long holes. The installation position of the second positioning piece 3 can be adjusted according to the interval between two adjacent reserved anchor reinforcements.
In order to ensure stable connection, it is preferable that the first nut 8 and the second nut 9 are provided in pairs.
After the floor concrete pouring and vibrating are completed, the positioning device needs to be taken down, and preferably, the mounting plate 1 is connected with the handles 4, and the two handles 4 are arranged at intervals. The handle 4 is a U-shaped mechanism with a downward opening, and the handle 4 is welded with the mounting plate 1. The constructor holds the handle 4, so that the positioning device can be easily taken down.
The mounting plate 1 may have a circular structure, a rectangular structure, or the like, and preferably has a square structure.
The mounting plate 1 may be an iron plate, an alloy plate, or the like, and a steel plate is preferably used.
Preferably, the thickness of the mounting plate 1 is 10mm.
In order to reduce the weight of the mounting plate 1, it is preferable that the mounting plate 1 is provided with a plurality of through holes 103. The through holes 103 may be square holes, elliptical holes, round holes, long holes, and the like, and the main purpose is to reduce the weight of the mounting board 1.
The above is a specific embodiment of the present utility model, and it can be seen from the implementation process that the present utility model provides a positioning device for a reserved anchoring steel bar of a prefabricated column, which can be suitable for positioning reserved anchoring steel bars of prefabricated columns with different sizes. The end plate is abutted with the top end of the reserved anchoring steel bar, so that the positioning device is stably installed, and the sleeve and the end plate play a role in protecting the reserved anchoring steel bar. Has the advantages of wide application range, convenient installation, stability, reliability and the like.
Claims (9)
1. A positioner for prefabricating post reservation anchor reinforcing bar, its characterized in that: comprises a horizontally arranged mounting plate (1) and a positioning mechanism; the positioning mechanisms are arranged in a plurality of groups, and the plurality of groups of positioning mechanisms are uniformly distributed along the direction from the center to the edge of the mounting plate (1);
the positioning mechanism comprises a first positioning hole (101), a second positioning hole (102), a first positioning piece (2) and a second positioning piece (3);
the first positioning hole (101) and the second positioning hole (102) are formed in the mounting plate (1); the first positioning holes (101) are arranged in a plurality, and the first positioning holes (101) are uniformly arranged at intervals along the circumferential direction of the mounting plate (1); the second positioning holes (102) are positioned between two adjacent first positioning holes (101) and are arranged along the connecting line direction of the two adjacent first positioning holes (101);
the first positioning piece (2) and the second positioning piece (3) comprise vertically arranged sleeves (5), end plates (6) are arranged at the upper ends of the sleeves (5), and screw rods (7) vertically arranged are connected to the end plates (6);
the screw (7) of the first positioning piece (2) passes through the first positioning hole (101) and is fastened with the mounting plate (1) through a first nut (8); the screw rod (7) of the second positioning piece (3) passes through the second positioning hole (102) and is fastened with the mounting plate (1) through a second nut (9).
2. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: the lower end face of the sleeve (5) is a conical face with a small upper part and a large lower part.
3. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: the second positioning hole (102) is a long hole.
4. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: the first nut (8) and the second nut (9) are arranged in pairs.
5. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: the mounting plate (1) is connected with handles (4), and the handles (4) are arranged at intervals.
6. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: the mounting plate (1) is of a square structure.
7. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: the mounting plate (1) is a steel plate.
8. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: the thickness of the mounting plate (1) is 10mm.
9. The positioning device for a preformed column retaining anchorage bar as claimed in claim 1, wherein: a plurality of through holes (103) are formed in the mounting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321099388.6U CN219773378U (en) | 2023-05-09 | 2023-05-09 | Positioning device for prefabricated column reserved anchoring steel bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321099388.6U CN219773378U (en) | 2023-05-09 | 2023-05-09 | Positioning device for prefabricated column reserved anchoring steel bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219773378U true CN219773378U (en) | 2023-09-29 |
Family
ID=88111043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321099388.6U Active CN219773378U (en) | 2023-05-09 | 2023-05-09 | Positioning device for prefabricated column reserved anchoring steel bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219773378U (en) |
-
2023
- 2023-05-09 CN CN202321099388.6U patent/CN219773378U/en active Active
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