CN213806581U - Super high-rise high-altitude large-span cantilever concrete structure formwork support system - Google Patents
Super high-rise high-altitude large-span cantilever concrete structure formwork support system Download PDFInfo
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- CN213806581U CN213806581U CN202022680679.7U CN202022680679U CN213806581U CN 213806581 U CN213806581 U CN 213806581U CN 202022680679 U CN202022680679 U CN 202022680679U CN 213806581 U CN213806581 U CN 213806581U
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- 238000009415 formwork Methods 0.000 title claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 102
- 239000010959 steel Substances 0.000 claims abstract description 102
- 238000003466 welding Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000004513 sizing Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a super high-rise high-altitude large-span concrete structure template support system that encorbelments, the concrete structure of encorbelmenting is located directly over the poured concrete beam slab reentrant corner, including locating perpendicularly respectively poured concrete beam slab below, two pin regularization tripods on the reentrant corner both sides concrete column, locate the box girder steel between the reentrant corner both sides concrete column, a plurality of platform roof beams of tiling on regularization tripod, box girder steel and the poured concrete beam slab, support the support body on the platform roof beam, protection frame and shear brace to and locate the template system that supports support body and shear brace top surface. The utility model discloses a concrete structure template support system encorbelments of superelevation layer high altitude large-span can effectively solve the construction of the concrete structure encorbelments of superelevation layer high altitude large-span, has reduced the high altitude and has set up steel pipe scaffold frame support system, sets up the operation on supporting platform when supporting the support body, greatly reduced aerial working's potential safety hazard.
Description
Technical Field
The utility model relates to a construction field specifically belongs to a concrete structure template support system encorbelments of superelevation layer high altitude large-span.
Background
With the rapid development of social economy, people have higher and higher requirements on the appearance effect, the shape and the use function of a building in the building design process, so that some structural forms with complex field construction process and long construction period, such as an ultra-high formwork structure, a large-span cantilever structure, a special-shaped outer vertical surface and the like, appear frequently in the structural design, and the main difficulty of construction units in construction of the structure is how to select a method for constructing simply and quickly and saving the construction period on the premise of ensuring safety and quality. The utility model discloses a concrete structure formwork support body system encorbelments of superelevation layer high altitude large-span adopts the regularization supporting platform of regularization triangular truss + box girder steel + I-steel platform roof beam + wooden springboard as the perfect solution of formwork support frame's construction platform this concrete structure encorbelments of large-span template support system platform problem, provides technical support and successful experience for similar concrete structure construction encorbelments from now on.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a concrete structure formwork support system encorbelments of superelevation layer high altitude large-span to solve the difficult problem that the concrete structure was encorbelmented of superelevation layer high altitude large-span, effectively ensure the security in the work progress simultaneously.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a concrete structure template support system encorbelments of superelevation layer high altitude large-span, concrete structure encorbelments is located directly over the concrete beam slab reentrant corner of having pour, its characterized in that: the construction method comprises two trussed shaped tripods which are respectively and vertically arranged below a poured concrete beam plate and on concrete columns on two sides of an internal corner, a box-type steel beam arranged between the concrete columns on two sides of the internal corner, a plurality of platform beams which are tiled on the shaped tripods, the box-type steel beam and the poured concrete beam plate, a support frame body, a protection frame and a shear brace which are supported on the platform beams, and a template system arranged on the support frame body and the shear brace top surface.
More preferably, the two shaped tripods are connected by connecting steel bars.
Furthermore, the platform beam, the shaped tripod, the box-shaped steel beam and the poured concrete beam plate are all fixed through U-shaped bolts.
Furthermore, a column-embracing connecting steel pipe is arranged between the concrete column and the support frame body.
Furthermore, drawknot steel wire ropes are symmetrically arranged on two sides of the concrete column, between the concrete column and the poured concrete beam plate and between the concrete column and the regularization tripod, and the drawknot steel wire ropes are fixed with the poured concrete beam plate through pre-buried anchor rings.
Furthermore, a box-type steel beam embedded part, a steel wire rope embedded part and a tripod embedded part are arranged on the concrete column.
Furthermore, a box-type steel beam bracket is arranged between the box-type steel beam and the box-type steel beam embedded part.
Furthermore, the shaped tripod is formed by bolting 5 special-shaped trusses, and each special-shaped truss is formed by welding double 18 channel steel, double 20 channel steel, double 18 channel steel and double 14 channel steel.
In addition, the top surfaces of the beam plates of the shaped tripod and the box-type steel beam which are poured with concrete are level.
More preferably, the panel of the template system adopts a 15mm thick multilayer board, the secondary edges adopt 40mm multiplied by 90mm battens, and the main edges adopt phi 48 multiplied by 3.0 steel pipes for double splicing.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the utility model discloses a concrete structure template support system encorbelments of superelevation layer high altitude large-span can effectively solve the construction of the concrete structure encorbelments of superelevation layer high altitude large-span, has reduced the high altitude and has set up steel pipe scaffold frame support system, sets up the operation on supporting platform when supporting the support body, greatly reduced aerial working's potential safety hazard.
Assembling the shaped triangular truss on the ground, and then integrally hoisting; the tripod is connected with the concrete structure by bolts, so that the mounting and dismounting are simple; the adoption of the shaped supporting platform reduces the erection of the fastener type steel pipe scaffold, shortens the construction period and saves materials and cost. The shaped triangular truss is formed by splicing single trusses, and cantilever structures with different lengths can be spliced according to actual conditions; the I-steel platform beam is connected with the box-shaped steel beam and the triangular support through the U-shaped bolts, welding is reduced, and the I-steel platform beam can be repeatedly used after being detached.
Drawings
Fig. 1 is a schematic structural view of the formwork support system of the super high-rise high-altitude large-span cantilever concrete structure of the present invention;
FIG. 2 is a schematic view of the structural relationship between the box-shaped steel beam and the platform beam according to the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Reference numerals: 1-forming a tripod; 2-a box-type steel beam; 3-a platform beam; 4-connecting reinforcing steel bars; 5-pouring the concrete beam plate; 6-concrete column; 7-supporting the frame body; 8-a protective frame; 9-a shear brace; 10-template system; 11-connecting the holding column with a steel pipe; 13-box steel beam corbels; 14-embedding the box-type steel beam; 15-embedded parts of steel wire ropes; 16-tripod built-in parts; and 17-pulling and tying the steel wire rope.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
A template supporting system of a super high-rise high-altitude large-span cantilever concrete structure is shown in figures 1-3, wherein a cantilever concrete structure 12 is positioned right above a cast concrete beam plate 5 female corner and comprises two shaped tripods 1 respectively vertically arranged below the cast concrete beam plate 5 and on concrete columns 6 at two sides of the female corner, a box-shaped steel beam 2 arranged between the concrete columns 6 at two sides of the female corner, a plurality of platform beams 3 flatly paved on the shaped tripods 1, the box-shaped steel beam 2 and the cast concrete beam plate 5, the structure parallel to a mark 3 in figure 2 is a platform beam, the platform beam in figure 2 is not completely marked, a supporting frame body 7, a protective frame 8 and a shear support 9 supported on the platform beam 3, and a template system 10 arranged on the top surfaces of the supporting frame body 7 and the shear support 9, a panel of the template system 10 adopts a 15mm thick plate, a secondary ridge adopts a 40mm multiplied by 90mm wood square, The main edges are spliced by steel pipes with the diameter of 48 multiplied by 3.0.
The two forming tripod frames 1 are connected by connecting steel bars 4, the platform beam 3 and the forming tripod frames 1, the box-shaped steel beam 2 and the poured concrete beam plate 5 are all fixed by U-shaped bolts (not shown in the figure), a post-clasping connecting steel pipe 11 is also arranged between the concrete column 6 and the support frame body 7, the two sides of the concrete column 6, the space between the concrete column 6 and the poured concrete beam plate 5 and the space between the concrete column 6 and the forming tripod frames 1 are symmetrically provided with a drawknot steel wire rope 17, the drawknot steel wire rope 17 is fixed with the poured concrete beam plate 5 by an embedded anchor ring (not shown in the figure), the concrete column 6 is provided with a box-shaped steel beam embedded part 14, a steel wire rope embedded part 15 and a tripod embedded part 16, a box-shaped steel beam bracket 13 is arranged between the box-shaped steel beam 2 and the box-shaped steel beam embedded part 14, the forming tripod frames 1 are formed by bolting 5 special-shaped trusses, and each truss adopts double 18 channel steel beams, The double 20 channel steel, the double 18 channel steel and the double 14 channel steel are welded, and the top surfaces of the shaped tripod 1 and the box type steel beam 2 poured with the concrete beam plate 5 are level.
In this embodiment, the specific construction method is as follows:
the method comprises the following steps: double 18 channel steel, double 20 channel steel, double 18 channel steel and double 14 channel steel are welded into 5 special-shaped trusses, and M20 bolts (8.8-grade) and shear pins are adopted to connect the special-shaped trusses into a shaped triangular truss.
Step two: a tripod embedded part is embedded in a concrete column, the embedded part adopts a mode of combining a wall-through screw (M52) and a shear resistant anchor plate (containing 2 embedded sleeves), and an adhesive tape is required to seal a wall-through bolt embedded pipe during embedding.
Step three: when two shaped tripods are installed by a tower crane, wall-penetrating screws (M52) are used for fixing, and 4 connecting steel bars with the diameter of HRB400 and the diameter of 32 are used for full-welding connection at the ends of the two tripods.
Step four: after the triangular support is installed, after the concrete structure where the anchor ring and the embedded part of the steel wire rope are embedded in the steel wire rope reaches the designed strength level, the shaped triangular support is pulled by the steel wire rope and the structure.
Step five: the embedded part of the box-shaped steel beam, the bracket of the box-shaped steel beam and the box-shaped steel beam are installed and fixed in a carbon dioxide arc welding mode.
Step six: and (3) mounting a platform beam, wherein the platform beam is connected with the tripod, the box-shaped steel beam and the poured concrete beam plate by adopting U-shaped bolts, and mounting a wood springboard on the platform beam, wherein the wood springboard is firmly bound with the platform beam by adopting iron wires.
Step seven: and (4) erecting a template support frame and a protective frame on the platform, and finally laying a template system and carrying out concrete structure construction.
In this embodiment, the special-shaped truss is formed by welding double 18 channel steel, double 20 channel steel, double 18 channel steel and double 14 channel steel, the special-shaped truss is formed by connecting bolts to form a shaped tripod, the special-shaped truss is formed by connecting M20 bolts (8.8 grade) and shear pins, the tripod embedded parts are formed by connecting M52 wall-penetrating screws, 30mm thick shear anchor plates and 6 rows, 4 rows of 22 steel bar anchors (HRB 400, L =600 mm), the box-shaped steel beam embedded parts are formed by 20mm thick steel plates and 16 25 anchors (HRB 400, L =500 mm), the connecting steel bars between the shaped tripods are formed by splicing 4 HRB 400-diameter 32, the tie wire ropes connecting the shaped tripods and the concrete column are formed by using a nominal diameter of 20mm, the section of the box-shaped steel beam is 650mm × 400mm × 20mm, the platform beam is formed by splicing double 25a I-section steel, the platform secondary beam is formed by splicing 16 # I-section steel, the support frame, the cross-support frame, and the cross-support frame are formed by welding the cross-shaped tripod, The embracing column connecting steel pipes and the protective frame are erected by adopting steel pipe fastener type scaffolds, the vertical and transverse intervals of the vertical rods of the support frame body are 900mm, the step pitch is 1500mm, and the interval of the vertical rods at the bottom of the beam is 600 mm; the panel of the template system adopts a 15mm thick multilayer board, the secondary ridges adopt 40mm multiplied by 90mm battens, and the main ridges adopt phi 48 multiplied by 3.0 steel pipes for double splicing.
In other embodiments, the sectional form of the special-shaped truss and the assembling bolts, the shaped tripod, the tripod embedded parts, the box-shaped steel beam embedded parts, the connecting steel bars, the steel wire ropes, the box-shaped steel beams, the platform secondary beams, the support frame bodies, the template system, the steel wire rope embedded parts and the concrete columns between the sectional form of the special-shaped truss need to meet the design checking calculation.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a concrete structure template support system encorbelments of superelevation layer high altitude large-span, concrete structure (12) encorbelment are located directly over poured concrete beam board (5) reentrant corner, its characterized in that: the concrete beam plate supporting device comprises two sizing tripods (1) which are respectively vertically arranged below a poured concrete beam plate (5) and on concrete columns (6) on two sides of an internal corner, box-shaped steel beams (2) arranged between the concrete columns (6) on two sides of the internal corner, a plurality of platform beams (3) which are tiled on the sizing tripods (1), the box-shaped steel beams (2) and the poured concrete beam plate (5), a supporting frame body (7), a protective frame (8) and a shear brace (9) which are supported on the platform beams (3), and a template system (10) which is arranged on the top surfaces of the supporting frame body (7) and the shear brace (9).
2. The formwork support system for a super high-rise high-altitude large-span cantilever concrete structure as claimed in claim 1, wherein: the two shaped tripods (1) are connected by connecting steel bars (4).
3. The formwork support system for a super high-rise high-altitude large-span cantilever concrete structure according to claim 1, wherein the platform beam (3), the standardized tripod (1), the box-type steel beam (2) and the poured concrete beam plate (5) are fixed by U-shaped bolts.
4. The formwork support system for a super high-rise high-altitude large-span cantilever concrete structure according to claim 1, wherein a derrick connecting steel pipe (11) is further arranged between the concrete column (6) and the support frame body (7).
5. The formwork support system for the super high-rise high-altitude large-span cantilever concrete structure according to claim 1, wherein the steel tie ropes (17) are symmetrically arranged on two sides of the concrete column (6), between the concrete column (6) and the poured concrete beam plate (5) and between the concrete column (6) and the standardized tripod (1), and the steel tie ropes (17) are fixed with the poured concrete beam plate (5) through embedded anchor rings.
6. The formwork support system for the super high-rise high-altitude large-span cantilever concrete structure according to claim 1, wherein a box-type steel beam embedded part (14), a steel wire rope embedded part (15) and a tripod embedded part (16) are arranged on the concrete column (6).
7. The formwork support system for the super high-rise high-altitude large-span cantilever concrete structure according to claim 6, wherein a box steel beam bracket (13) is arranged between the box steel beam (2) and the box steel beam embedded part (14).
8. The formwork support system for a super high-rise high-altitude large-span cantilever concrete structure according to claim 1, wherein the standardized tripod (1) is formed by bolting 5 special-shaped trusses, and each special-shaped truss is formed by welding double 18 channel steel, double 20 channel steel, double 18 channel steel and double 14 channel steel.
9. The formwork support system for a super high-rise high-altitude large-span cantilever concrete structure according to claim 1, wherein the top surfaces of the shaped tripod (1) and the box-shaped steel beam (2) poured concrete beam plate (5) are level.
10. The formwork support system for a super high-rise high-altitude large-span cantilever concrete structure according to any one of claims 1 to 9, wherein the formwork system (10) is formed by double-splicing 15mm thick multi-layer plates, 40mm x 90mm battens for the secondary ridges and phi 48 x 3.0 steel pipes for the main ridges.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022680679.7U CN213806581U (en) | 2020-11-18 | 2020-11-18 | Super high-rise high-altitude large-span cantilever concrete structure formwork support system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022680679.7U CN213806581U (en) | 2020-11-18 | 2020-11-18 | Super high-rise high-altitude large-span cantilever concrete structure formwork support system |
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| CN213806581U true CN213806581U (en) | 2021-07-27 |
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| CN202022680679.7U Expired - Fee Related CN213806581U (en) | 2020-11-18 | 2020-11-18 | Super high-rise high-altitude large-span cantilever concrete structure formwork support system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116623941A (en) * | 2023-04-18 | 2023-08-22 | 中如建设集团有限公司 | Construction method of roof ultra-high and ultra-long overhanging cornice triangular support operation system |
| CN117449576A (en) * | 2023-11-09 | 2024-01-26 | 中国十七冶集团有限公司 | An assembled cantilever support system and its construction method |
-
2020
- 2020-11-18 CN CN202022680679.7U patent/CN213806581U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116623941A (en) * | 2023-04-18 | 2023-08-22 | 中如建设集团有限公司 | Construction method of roof ultra-high and ultra-long overhanging cornice triangular support operation system |
| CN117449576A (en) * | 2023-11-09 | 2024-01-26 | 中国十七冶集团有限公司 | An assembled cantilever support system and its construction method |
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