CN209907936U - Integrated template system of cast-in-situ overhanging window board with secondary structure - Google Patents
Integrated template system of cast-in-situ overhanging window board with secondary structure Download PDFInfo
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- CN209907936U CN209907936U CN201920158635.2U CN201920158635U CN209907936U CN 209907936 U CN209907936 U CN 209907936U CN 201920158635 U CN201920158635 U CN 201920158635U CN 209907936 U CN209907936 U CN 209907936U
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- 238000011065 in-situ storage Methods 0.000 title description 6
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 49
- 239000010959 steel Substances 0.000 claims abstract description 49
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052742 iron Inorganic materials 0.000 claims abstract description 19
- 238000009415 formwork Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 239000002023 wood Substances 0.000 description 3
- 230000010485 coping Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a cast-in-place integrative template system of window board of encorbelmenting of secondary structure has solved the problem that current template system exists to secondary structure wall body destruction seriously and template reuse rate is low. The reserved bolt holes of the primary structure wall of the high-rise building are fully utilized to manufacture a windowsill plate concrete cast-in-place integral supporting tripod, the bottom end of the integral supporting frame is supported on a screw inserted into the reserved bolt holes of the primary structure wall, the top of the integral supporting frame is fixed on a floor slab through iron wire traction, and the whole support is abutted to a secondary structure wall outside a window hole; using angle steel as an outer side template and an edge side template of the window board, screwing the outer side template and the edge side template of the angle steel on the integral bracket through bolts, removing the bolts after the pouring template is solidified, detaching the template, and taking back the integral bracket from the window opening for reuse; holes do not need to be punched in the wall body, the wall body is protected, and the repeated use efficiency of the template is improved.
Description
Technical Field
The invention relates to a template system of a cast-in-situ overhanging window board, in particular to a casting template system of a cast-in-situ window board in a secondary structure of a construction high-rise building and a supporting method thereof.
Background
For civil construction of high-rise buildings, a primary structure is generally completed first, and then secondary structure construction is carried out; during secondary structure construction, formwork supporting and pouring work of the overhanging window board is carried out; the effect of the overhanging window board is as follows: (1) the window board is also called a window board top pressing plate and plays a role in reducing or avoiding wall body cracks caused by stress concentration; (2) the windowsill coping plate can prevent external rainwater from entering a room and protect the strength of a lower wall body of the windowsill coping plate; in the field construction, the erection and fixation of the template of the overhanging window board belong to the construction difficulty; in the prior art, when a formwork of the overhanging window board is erected, the formwork on the outer side of the overhanging window board is fixed through the split bolts, the split bolts need to penetrate through the secondary structure wall, the defect that the secondary structure wall is seriously damaged exists, in addition, the formwork is seriously damaged in the formwork dismounting process, and the reutilization of the formwork is not facilitated.
Disclosure of Invention
The invention provides an integrated template system and a template supporting method for a cast-in-place overhanging window board with a secondary structure, and solves the technical problems of serious damage to a secondary structure wall and low template reuse rate of the existing template system.
The invention solves the technical problems by the following technical scheme:
the general concept of the invention is: the method is characterized in that a reserved bolt hole of a primary structure wall of a high-rise building is fully utilized to manufacture a cast-in-place concrete window board integral supporting tripod, the bottom end of the integral supporting frame is supported on a screw inserted into the reserved bolt hole of the primary structure wall, the top of the integral supporting frame is fixed on the wall through iron wire traction, and the whole support is abutted to a secondary structure wall outside a window hole; the angle steel is used as an outer side template and an edge side template of the window board, the outer side template and the edge side template of the angle steel are connected to the integral bracket through bolts, after the pouring template is solidified, the bolts are removed, the template is dismantled, and the integral bracket is taken back from the window opening for recycling; holes do not need to be punched in the wall body, the wall body is protected, and the repeated use efficiency of the template is improved.
An integrated template system of a secondary structure cast-in-place overhanging window board comprises a layer of secondary structure wall body window opening, a layer of primary structure concrete floor and a layer of primary structure concrete wall body, wherein a screw reserved hole is arranged on the layer of primary structure concrete wall body right below the layer of secondary structure wall body window opening, a screw is arranged in the screw reserved hole, a triangular bracket is arranged outside the layer of secondary structure wall body window opening, a bottom horizontal beam of the triangular bracket is pressed on the screw, an inner side rectangular vertical frame of the triangular bracket is connected to the outer side surface of the secondary structure wall body below the layer of secondary structure wall body window opening in a leaning manner, iron wire through holes are arranged on two sides of the top end of the inner side rectangular vertical frame of the triangular bracket, and a steel side template and an outer side angle steel template are respectively arranged on the top end rectangular horizontal frame of the triangular bracket, a bottom template of the overhanging window board is arranged in a rectangular frame body enclosed by the two angle steel side templates and the angle steel outer side templates, and a tensioning iron wire is arranged between the iron wire through hole and a wall body on the primary structure concrete floor.
The side templates of the angle steel and the top rectangular horizontal frame are connected together through bolts, and the outside templates of the angle steel and the top rectangular horizontal frame are connected together through bolts; the inner side surface of the angle steel side formwork is flush with the inner side surface of the window opening of the secondary structure wall body; the length of the screw rod extending out of the primary structure concrete wall body is less than or equal to 200 mm.
A method for erecting a cast-in-place overhanging window board with a secondary structure comprises the following steps:
firstly, manufacturing a triangular bracket: welding square steel to form an inner rectangular vertical frame, welding the top end of the inner rectangular vertical frame to form a top rectangular horizontal frame, and welding square steel inclined struts at intervals between a bottom horizontal beam of the inner rectangular vertical frame and an outer horizontal beam of the top rectangular horizontal frame; iron wire through holes are formed in the two sides of the top end of the inner rectangular vertical frame;
secondly, fixing angle steel side templates and angle steel outer templates on a rectangular horizontal frame at the top end of the triangular bracket by bolts respectively, so that a rectangular frame body enclosed by the two angle steel side templates and the angle steel outer templates is in the shape of a secondary structure cast-in-place overhanging window board;
thirdly, penetrating a screw into a screw reserved hole arranged on a lower primary structure concrete wall body right below the window hole of the primary structure wall body, wherein the length of the screw extending out of the primary structure concrete wall body is less than or equal to 200 mm, and fixing the screw by using a wood wedge;
fourthly, placing the triangular bracket on the outer side surface of the secondary structure wall below the window opening of the secondary structure wall on the layer through the window opening, enabling a horizontal cross beam at the bottom end of the triangular bracket to be in press connection with the screw rod, arranging a tensioning iron wire between the iron wire through hole and the primary structure concrete floor on the layer, and fixing the triangular bracket;
fifthly, arranging a bottom template of the overhanging window board in a rectangular frame surrounded by the side templates of the two angle steels and the outer templates of the angle steels, and arranging an inner template of a secondary structure cast-in-place overhanging window board in the window opening;
sixthly, performing concrete pouring of the secondary structure cast-in-place overhanging window board;
and seventhly, respectively removing the inner side template and the two angle steel side templates of the secondary structure cast-in-situ overhanging window board, drawing out the bottom template, finally loosening the tensioning iron wire, and taking back the triangular bracket from the window opening for the next use.
According to the construction method, the support is formed by the square steel, the angle steel forms the template, the assembly is convenient and easy to construct, the angle steel can be used repeatedly, the waste of materials is avoided, the installation and the disassembly are convenient, the working efficiency of the formwork support is improved, the secondary wall body cannot be damaged, and the quality problem is obviously reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the triangular bracket 6 of the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
an integrated template system of a secondary structure cast-in-place overhanging window board comprises a window opening of a secondary structure wall body, a primary structure concrete floor 4 of the layer and a primary structure concrete wall 1 of a lower layer, a screw reserved hole 2 is arranged on the primary structure concrete wall 1 of the lower layer right below the window opening of the secondary structure wall body, a screw 3 is arranged in the screw reserved hole 2, a triangular bracket 6 is arranged outside the window opening of the secondary structure wall body, a bottom horizontal cross beam 7 of the triangular bracket 6 is pressed on the screw 3, an inner rectangular vertical frame 8 of the triangular bracket is close to an outer side surface of a secondary structure wall body 5 below the window opening of the secondary structure wall body, iron wire through holes 11 are arranged on two sides of the top end of the inner rectangular vertical frame 8 of the triangular bracket, an angle steel template side 12 and an angle steel outer template 10 are respectively arranged on the top rectangular horizontal frame 9 of the triangular bracket, a bottom formwork of the overhanging window board is arranged in a rectangular frame body enclosed by the two angle steel side formworks 12 and the angle steel outer side formwork 10, and a tensioning iron wire is arranged between the iron wire through hole 11 and a wall body on the primary structure concrete floor 4.
The angle steel side template 12 and the top end rectangular horizontal frame 9 are connected together through bolts, and the angle steel outer side template 10 and the top end rectangular horizontal frame 9 are connected together through bolts; the inner side surface of the angle steel side formwork 12 is flush with the inner side surface of the wall body window opening of the secondary structure layer, so that the overhanging part of the window board 13 formed after pouring and the inner part of the wall body window opening form a complete whole; the length of the screw 3 extending out of the primary structure concrete wall 1 is less than or equal to 200 mm, and the screw is fixed in the screw reserved hole 2 through a wood wedge so as to form a stable support for the whole frame body.
A method for erecting a cast-in-place overhanging window board with a secondary structure comprises the following steps:
firstly, manufacturing a triangular bracket 6: welding square steel to form an inner rectangular vertical frame 8, welding square steel to form a top rectangular horizontal frame 9 at the top end of the inner rectangular vertical frame 8, and welding square steel inclined struts at intervals between a bottom horizontal beam 7 of the inner rectangular vertical frame 8 and an outer horizontal beam of the top rectangular horizontal frame 9; iron wire through holes 11 are formed in two sides of the top end of the inner rectangular vertical frame 8;
secondly, fixing angle steel side templates 12 and angle steel outer side templates 10 on a rectangular horizontal frame 9 at the top end of the triangular bracket by bolts respectively, so that a rectangular frame body formed by the angle steel side templates 12 and the angle steel outer side templates 10 in a secondary structure is in the shape of a cast-in-place overhanging window board; the height of the angle steel side template 12 and the height of the angle steel outer side template 10 are determined according to the thickness of the windowsill plate;
thirdly, a screw 3 is inserted into a screw reserved hole 2 arranged on the lower primary structure concrete wall 1 right below the window hole of the primary structure wall, the length of the screw 3 extending out of the primary structure concrete wall 1 is less than or equal to 200 mm, and the screw 3 is fixed by a wood wedge;
fourthly, placing the triangular bracket 6 on the outer side surface of the secondary structure wall 5 below the window opening of the secondary structure wall of the layer through the window opening, enabling a horizontal cross beam 7 at the bottom end of the triangular bracket to be in pressure joint with the screw 3, arranging a tensioning iron wire between the iron wire through hole 11 and the primary structure concrete floor 4 of the layer, and fixing the triangular bracket 6;
fifthly, arranging a bottom template of the overhanging window board in a rectangular frame surrounded by the two angle steel side templates 12 and the angle steel outer side template 10, and arranging an inner template of a secondary structure cast-in-place overhanging window board in the window opening;
sixthly, performing concrete pouring of the secondary structure cast-in-place overhanging window board;
and seventhly, respectively removing the inner side template and the two angle steel side templates 12 of the secondary structure cast-in-situ overhanging window board, drawing out the bottom template, finally loosening the tensioning iron wire, and taking back the triangular bracket 6 from the window opening for the next use.
Claims (2)
1. An integrated template system of a secondary structure cast-in-place overhanging window board comprises a layer of secondary structure wall body window opening, a layer of primary structure concrete floor (4) and a lower layer of primary structure concrete wall body (1), wherein a screw reserved hole (2) is arranged on the lower layer of primary structure concrete wall body (1) right below the layer of secondary structure wall body window opening, a screw (3) is arranged in the screw reserved hole (2), a triangular bracket (6) is arranged outside the layer of secondary structure wall body window opening, the integrated template system is characterized in that a bottom horizontal beam (7) of the triangular bracket (6) is pressed on the screw (3), an inner side rectangular vertical frame (8) of the triangular bracket is connected on the outer side surface of the secondary structure wall body (5) below the layer of secondary structure wall body window opening in a leaning mode, iron wire through holes (11) are arranged on two sides of the top end of the inner side rectangular vertical frame (8) of the triangular bracket, an angle steel side template (12) and an angle steel outer side template (10) are respectively arranged on a rectangular horizontal frame (9) at the top end of the triangular bracket, a bottom template of a cantilever window board is arranged in a rectangular frame body enclosed by the two angle steel side templates (12) and the angle steel outer side template (10), and a tensioning iron wire is arranged between an iron wire through hole (11) and a wall body on the primary structure concrete floor (4).
2. The integrated formwork system for the cast-in-place overhanging window sill with the secondary structure as claimed in claim 1, wherein the angle steel side formwork (12) and the top rectangular horizontal frame (9) are connected together by bolts, and the angle steel outer formwork (10) and the top rectangular horizontal frame (9) are connected together by bolts; the inner side surface of the angle steel side formwork (12) is flush with the inner side surface of the window opening of the secondary structure wall body; the length of the screw (3) extending out of the primary structure concrete wall (1) is less than or equal to 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920158635.2U CN209907936U (en) | 2019-01-30 | 2019-01-30 | Integrated template system of cast-in-situ overhanging window board with secondary structure |
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| CN201920158635.2U CN209907936U (en) | 2019-01-30 | 2019-01-30 | Integrated template system of cast-in-situ overhanging window board with secondary structure |
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| CN209907936U true CN209907936U (en) | 2020-01-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853948A (en) * | 2019-01-30 | 2019-06-07 | 山西三建集团有限公司 | The integrated template system and mold method of the cast-in-place overhanging windowsill of secondary structure |
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- 2019-01-30 CN CN201920158635.2U patent/CN209907936U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853948A (en) * | 2019-01-30 | 2019-06-07 | 山西三建集团有限公司 | The integrated template system and mold method of the cast-in-place overhanging windowsill of secondary structure |
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