CN214783307U - Cast-in-place support of case roof beam - Google Patents
Cast-in-place support of case roof beam Download PDFInfo
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- CN214783307U CN214783307U CN202120173982.XU CN202120173982U CN214783307U CN 214783307 U CN214783307 U CN 214783307U CN 202120173982 U CN202120173982 U CN 202120173982U CN 214783307 U CN214783307 U CN 214783307U
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Abstract
The utility model discloses a cast-in-place support of case roof beam is provided with the steel-pipe column frame subassembly with the pier hookup on the cushion cap, is provided with horizontal distribution roof beam subassembly on the steel-pipe column frame, is provided with vertical distribution roof beam subassembly on the horizontal distribution roof beam subassembly, is provided with the case roof beam through case roof beam basement membrane supporting component on the vertical distribution roof beam subassembly, and the case roof beam both sides are provided with the side form board that supports through vertical distribution roof beam subassembly respectively. The utility model discloses a through steel-pipe column built-in fitting installation steel-pipe column on the cushion cap, installation screw-thread steel in the steel-pipe column, the steel-pipe column of horizontal direction is steel-pipe column frame construction through first connecting piece hookup respectively, and the basis is stable, and the wholeness is good, at steel-pipe column frame assembly horizontal distribution roof beam subassembly and vertical distribution roof beam subassembly, has shortened the engineering time effectively, and the cost is reduced has improved work efficiency simultaneously, the utility model is suitable for an above-water construction and high altitude construction.
Description
Technical Field
The utility model belongs to the technical field of the bridge beam supports, concretely relates to cast-in-place support of case roof beam.
Background
In bridge construction, the construction mode of cast-in-place continuous beams is various, the continuous beams spanning special terrains are constructed in a hanging basket hanging irrigation mode, cast-in-place of 0# blocks of supports is an important part in hanging basket hanging irrigation construction, and the 0# blocks must be poured firstly. Generally, a 0# block is poured by a full framing method, after the strength reaches a specified value, the 0# block is taken as an operation platform, and construction machinery, a hanging basket and the like are installed on the operation platform for symmetrically pouring or assembling a No. 1 block and a No. 2 block, and the like. Generally, the mass of the No. 0 block is large, and the thickness of concrete is thick so as to bear large bending moment; the length is long to ensure a sufficient space for placing the construction machine. For a higher bridge, the 0# block is cast in place by adopting a mode of mounting a bracket on a pier body, while for a shorter bridge, a floor type support can be used for cast in place, and when the floor type support is adopted, a full-hall bowl buckle support or a spiral steel pipe support can be adopted according to the load of the bridge. When the spiral steel pipe support is adopted for building, the arrangement position of the spiral steel pipe often conflicts with the temporary support steel pipe of the continuous beam, so that the support design and construction are difficult. Therefore, it is necessary to develop a floor type spiral steel pipe support and solve the erection method, so that the support can satisfy the function of a box girder cast-in-place support and does not conflict with the temporary support steel pipe.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome above-mentioned prior art's shortcoming, provide a box girder cast-in-place support efficient, with low costs, that the engineering time is short.
The technical scheme for solving the technical problems is as follows: be provided with the steel-pipe column frame subassembly with the pier hookup on the cushion cap, be provided with horizontal distribution roof beam subassembly on the steel-pipe column frame, horizontal distribution roof beam subassembly be: the upper end of the steel pipe column framework is provided with a first transverse distribution beam on two sides far away from the outer side of the bridge pier, a second transverse distribution beam on two sides close to the inner side of the bridge pier, and a third transverse distribution beam on two sides of the bridge pier; the transverse distribution beam assembly is provided with a longitudinal distribution beam assembly, the longitudinal distribution beam assembly is provided with a box beam through a box beam bottom membrane supporting assembly, and two sides of the box beam are respectively provided with a side template supported by the longitudinal distribution beam assembly.
The utility model discloses a steel-pipe column frame subassembly does: at least 2 symmetrical steel pipe columns are uniformly distributed on the front side and the rear side of the bearing platform respectively, the steel pipe columns are connected with the bearing platform through steel pipe column embedded parts respectively, the steel pipe columns in the horizontal direction are connected into a steel pipe column frame through first connecting parts, and the steel pipe columns are connected with anchor rods on the bridge pier through second connecting parts respectively.
The utility model discloses a circumference equipartition has the screw-thread steel in the steel-pipe column, and the upper end of screw-thread steel penetrates in the case roof beam and couples, the lower extreme passes through anchor assembly and cushion cap hookup with the case roof beam.
The utility model discloses a cushion cap is I shape cushion cap.
The utility model discloses a first horizontal distribution roof beam, the horizontal distribution roof beam downside of second are provided with the cushion.
The utility model discloses a vertical distribution beam assembly does: the upper ends of the transverse distribution beam assemblies are respectively provided with a fourth longitudinal distribution beam, the transverse distribution beam assemblies are uniformly distributed with third longitudinal distribution beams positioned on the lower sides of the side templates, the upper sides of the first transverse distribution beam, the second transverse distribution beam and the pier are uniformly distributed with second longitudinal distribution beams, the upper sides of the first transverse distribution beam, the second transverse distribution beam and the third transverse distribution beam are uniformly distributed with first longitudinal distribution beams positioned below the box girder and bottom membrane supporting assemblies, and the upper sides of the 2 third transverse distribution beams are uniformly distributed with fifth longitudinal distribution beams.
The utility model discloses a spacing between 2 adjacent first vertical distribution roof beams is 30 ~ 60cm, and spacing between 2 adjacent third vertical distribution roof beams is 50 ~ 80 cm.
The utility model discloses a case roof beam basement membrane supporting component does: the square wood is provided with a bamboo plywood.
The utility model discloses a through steel-pipe column built-in fitting installation steel-pipe column on the cushion cap, installation screw-thread steel in the steel-pipe column, the steel-pipe column of horizontal direction is steel-pipe column frame construction through first connecting piece hookup respectively, and the basis is stable, and the wholeness is good, at steel-pipe column frame assembly horizontal distribution roof beam subassembly and vertical distribution roof beam subassembly, has shortened the engineering time effectively, and the cost is reduced has improved work efficiency simultaneously, the utility model is suitable for an aquatic construction and high altitude construction.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic illustration of the steel pipe string 12 of fig. 1 on the landing pad 14.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is a sectional view a-a of fig. 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1 to 4, the cast-in-place support for the box girder of the present embodiment is formed by coupling a box girder 1, a first longitudinal distribution girder 2, deformed steel bars 3, a second longitudinal distribution girder 4, a side template 5, a third longitudinal distribution girder 6, a fourth longitudinal distribution girder 7, a first transverse distribution girder 8, a corbel cross beam 9, a corbel 10, a pier 11, a steel pipe column 12, a steel pipe column embedded part 13, a bearing platform 14, a first connecting part 15, a cushion block 16, an anchor rod 17, a second connecting part 18, a second transverse distribution girder 19, a third transverse distribution girder 20, a box girder supporting component 21, and a fifth longitudinal distribution girder 22.
And a steel pipe column frame assembly is arranged on the bearing platform 14, the steel pipe column frame assembly is connected with the pier 11 on the bearing platform 14, and the bearing platform 14 is an I-shaped bearing platform. The steel pipe column frame component is connected by screw steel 3, steel pipe column 12, steel pipe column embedded part 13, first connecting piece 15, stock 17, second connecting piece 18, and the steel pipe column frame component is: the front side and the rear side of the bearing platform 14 are respectively and uniformly embedded with 4 symmetrical steel pipe column embedded parts 13, the 4 steel pipe columns 12 are respectively connected and fixed on the bearing platform 14 through the steel pipe column embedded parts 13, 5 deformed steel bars 3 are uniformly installed on the inner circumference of each steel pipe column 12, the upper ends of the deformed steel bars 3 penetrate into the box girders 1 and are connected with the box girders 1, the lower ends of the deformed steel bars are connected with the bearing platform 14 through anchoring parts, the steel pipe columns 12 in the horizontal direction are respectively connected into a steel pipe column frame through first connecting parts 15, the overall stability of the steel pipe columns 12 is ensured, anchor rods 17 are embedded on the bridge piers 11, and the steel pipe columns 12 are connected with the anchor rods 17 of the bridge piers 11 through second connecting parts 18.
The steel pipe column frame upper end is installed horizontal distributive girder subassembly, and horizontal distributive girder subassembly comprises first horizontal distributive girder 8, the horizontal distributive girder 19 of second, the horizontal distributive girder 20 hookup of third, and horizontal distributive girder subassembly is: 2 first transverse distribution beams 8 are respectively installed on two sides of the bracket beam 9 far away from the pier 11, 2 second transverse distribution beams 19 are respectively installed on two sides of the bracket beam close to the pier 11, 2 third transverse distribution beams 20 are installed on two sides of the pier 11, longitudinal distribution beam assemblies are installed on the first transverse distribution beams 8, the second transverse distribution beams 19 and the third transverse distribution beams 20, cushion blocks 16 are padded on the lower sides of the first transverse distribution beams 8 and the second transverse distribution beams 19, and the cushion blocks 16 are used for adjusting the distance between the longitudinal distribution beam assemblies and the transverse distribution beam assemblies. The longitudinal distribution beam assembly is connected by a first longitudinal distribution beam 2, a second longitudinal distribution beam 4, a third longitudinal distribution beam 6, a fourth longitudinal distribution beam 7 and a fifth longitudinal distribution beam 22, and the longitudinal distribution beam assembly is as follows: install 2 vertical distribution roof beams 7 of fourth respectively at both ends on horizontal distribution roof beam subassembly, the equipartition has the third vertical distribution roof beam 6 that is located side form 5 downside on the horizontal distribution roof beam subassembly, interval between adjacent 2 vertical distribution roof beams 6 of third is 70cm, first horizontal distribution roof beam 8, the horizontal distribution roof beam 19 of second, the both sides equipartition has the vertical distribution roof beam 4 of second on the pier 11, first horizontal distribution roof beam 8, the horizontal distribution roof beam 19 of second, the both sides equipartition has the first vertical distribution roof beam 2 that is located box roof beam basement membrane supporting component 21 below on the horizontal distribution roof beam 20 of third, interval between 2 adjacent first vertical distribution roof beams 2 is 50cm, the equipartition has the vertical distribution roof beam 22 of fifth on 2 horizontal distribution roof beams 20 of third, install box roof beam 1 through box roof beam supporting component 21 on the vertical distribution roof beam subassembly, box roof beam basement membrane supporting component 21 is: the square wood is provided with a bamboo plywood.
The installation steps of this embodiment are as follows:
(1) embedded steel pipe column embedded part 13 and anchor rod 17
During construction of the bearing platform 14, 4 steel pipe column embedded parts 13 are embedded in the front side of the bearing platform 14, 4 steel pipe column embedded parts 13 which are mutually symmetrical with the front side steel pipe column embedded parts 13 are embedded in the rear side of the bearing platform 14, and anchor rods 17 are embedded in two side faces of the bridge pier 11 respectively.
(2) Installing the steel pipe column 12
8 steel-pipe columns 12 are welded on 8 steel-pipe column embedded parts 13 pre-buried in a bearing platform 14, 5 deformed steels 3 are uniformly arranged on the inner circumference of each 8 steel-pipe column 12, the upper ends of the deformed steels 3 penetrate into a box girder 1 and are connected with the box girder 1, the lower ends of the deformed steels are connected with the bearing platform 14 through anchoring parts, the steel-pipe columns 12 in the horizontal direction are connected through first connecting parts 15 to form a steel-pipe column frame, and the steel-pipe columns 12 are connected with anchor rods 17 of a pier 11 through second connecting parts 18.
(3) Mounting bracket 10
Holes are cut in the centers of the upper ends of the 8 steel pipe columns 12, the bracket cross beams 9 penetrate through the holes, and brackets 10 are welded to the lower sides of the bracket cross beams 9.
(4) Mounting transverse and longitudinal distribution beam assemblies
2 first transverse distribution beams 8 are respectively arranged at the upper ends of 8 steel pipe columns 12 far away from the outer two sides of a pier 11, 2 second transverse distribution beams 19 are respectively arranged at the inner two sides of the pier 11, 2 third transverse distribution beams 20 are respectively arranged at the upper two sides of the pier 11, 2 fourth longitudinal distribution beams 7 are respectively arranged at the upper two ends of the first transverse distribution beams 8, the second transverse distribution beams 19 and the third transverse distribution beams 20, 4 third longitudinal distribution beams 6 positioned at the lower side of a side template 5 are respectively arranged on the first transverse distribution beams 8, the second transverse distribution beams 19 and the pier 11, 2 second longitudinal distribution beams 4 are respectively arranged on the first transverse distribution beams 8, the second transverse distribution beams 19 and the third transverse distribution beams 20, 15 first longitudinal distribution beams 2 positioned below a box bottom beam supporting assembly 21 are respectively arranged at the upper two sides of the first transverse distribution beams 8, the second transverse distribution beams 19 and the third transverse distribution beams 20, 10 fifth longitudinal distribution beams 22 are uniformly distributed on the 2 third transverse distribution beams 20.
(5) Laying box girder bottom membrane supporting assembly 21
And laying a box girder bottom die supporting assembly 14 on the longitudinal distribution girder assembly, and closely attaching to the bottom of the box girder 1.
(6) Mounting side form 5
And the side formworks 5 on two sides of the box girder 1 are respectively arranged on 4 third longitudinal distribution girders 6 on two sides of the transverse distribution girder assembly, and the side formworks 5 are fixedly connected with the box girder 1 through the third longitudinal distribution girders 6.
Example 2
The steel pipe column frame assembly is installed on the bearing platform 14 and connected with the pier 11 on the bearing platform 14. And a transverse distribution beam assembly is installed at the upper end of the steel pipe column frame, and a longitudinal distribution beam assembly is installed on the transverse distribution beam assembly. The longitudinal distribution beam assembly is connected by a first longitudinal distribution beam 2, a second longitudinal distribution beam 4, a third longitudinal distribution beam 6, a fourth longitudinal distribution beam 7 and a fifth longitudinal distribution beam 22, and the longitudinal distribution beam assembly is as follows: two ends of the transverse distribution beam assembly are respectively provided with 2 fourth longitudinal distribution beams 7, third longitudinal distribution beams 6 positioned on the lower side of the side template 5 are uniformly distributed on the transverse distribution beam assembly, the distance between every two adjacent 2 third longitudinal distribution beams 6 is 50cm, second longitudinal distribution beams 4 are uniformly distributed on two sides of the first transverse distribution beam 8, the second transverse distribution beam 19 and the pier 11, first longitudinal distribution beams 2 positioned below the box girder bottom membrane supporting assembly 21 are uniformly distributed on two sides of the first transverse distribution beam 8, the second transverse distribution beam 19 and the third transverse distribution beam 20, the distance between every two adjacent 2 first longitudinal distribution beams 2 is 30cm, and fifth longitudinal distribution beams 22 are uniformly distributed on 2 third transverse distribution beams 20. Install case roof beam 1 through case roof beam basement membrane supporting component 21 on the vertical distribution roof beam subassembly, case roof beam basement membrane supporting component 21 is: the square wood is provided with a bamboo plywood.
The connection relationship and mounting procedure of other components and components are the same as those in embodiment 1.
Example 3
The steel pipe column frame assembly is installed on the bearing platform 14 and connected with the pier 11 on the bearing platform 14. And a transverse distribution beam assembly is installed at the upper end of the steel pipe column frame, and a longitudinal distribution beam assembly is installed on the transverse distribution beam assembly. The longitudinal distribution beam assembly is connected by a first longitudinal distribution beam 2, a second longitudinal distribution beam 4, a third longitudinal distribution beam 6, a fourth longitudinal distribution beam 7 and a fifth longitudinal distribution beam 22, and the longitudinal distribution beam assembly is as follows: two ends of the transverse distribution beam assembly are respectively provided with 2 fourth longitudinal distribution beams 7, third longitudinal distribution beams 6 positioned on the lower side of the side template 5 are uniformly distributed on the transverse distribution beam assembly, the distance between every two adjacent 2 third longitudinal distribution beams 6 is 80cm, second longitudinal distribution beams 4 are uniformly distributed on two sides of the first transverse distribution beam 8, the second transverse distribution beam 19 and the pier 11, first longitudinal distribution beams 2 positioned below the box girder bottom membrane supporting assembly 21 are uniformly distributed on two sides of the first transverse distribution beam 8, the second transverse distribution beam 19 and the third transverse distribution beam 20, the distance between every two adjacent 2 first longitudinal distribution beams 2 is 60cm, and fifth longitudinal distribution beams 22 are uniformly distributed on 2 third transverse distribution beams 20. Install case roof beam 1 through case roof beam basement membrane supporting component 21 on the vertical distribution roof beam subassembly, case roof beam basement membrane supporting component 21 is: the square wood is provided with a bamboo plywood.
The connection relationship and mounting procedure of other components and components are the same as those in embodiment 1.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (8)
1. The utility model provides a cast-in-place support of box girder which characterized in that: be provided with the steel pipe column frame subassembly with pier (11) hookup on cushion cap (14), be provided with horizontal distribution roof beam subassembly on the steel pipe column frame, horizontal distribution roof beam subassembly be: a first transverse distribution beam (8) is respectively arranged at two sides of the upper end of the steel pipe column framework far away from the outer side of the bridge pier (11), a second transverse distribution beam (19) is respectively arranged at two sides of the upper end of the steel pipe column framework near the inner side of the bridge pier (11), and third transverse distribution beams (20) are respectively arranged at two sides of the upper side of the bridge pier (11); the transverse distribution beam assembly is provided with a longitudinal distribution beam assembly, the longitudinal distribution beam assembly is provided with a box beam (1) through a box beam bottom membrane supporting assembly (21), and two sides of the box beam (1) are respectively provided with a side template (5) supported through the longitudinal distribution beam assembly.
2. A box girder cast-in-place support according to claim 1, wherein the steel pipe column frame assembly is: at least 2 symmetrical steel pipe columns (12) are uniformly distributed on the front side and the rear side of the bearing platform (14), the steel pipe columns (12) are connected with the bearing platform (14) through steel pipe column embedded parts (13), the steel pipe columns (12) in the horizontal direction are connected into a steel pipe column frame through first connecting parts (15), and the steel pipe columns (12) are connected with anchor rods (17) on the bridge piers (11) through second connecting parts (18).
3. A box girder cast-in-place support according to claim 2, characterized in that: the steel pipe column (12) is evenly provided with the deformed steel bars (3) on the inner circumference, the upper ends of the deformed steel bars (3) penetrate into the box girder (1) and are connected with the box girder (1), and the lower ends of the deformed steel bars are connected with the bearing platform (14) through the anchoring piece.
4. A box girder cast-in-place support according to claim 1 or 2, characterized in that: the bearing platform (14) is an I-shaped bearing platform.
5. A box girder cast-in-place support according to claim 1, characterized in that: and cushion blocks (16) are arranged on the lower sides of the first transverse distribution beam (8) and the second transverse distribution beam (19).
6. A box girder cast-in-place support according to claim 1, wherein the longitudinal distribution beam assembly is: the two ends of the transverse distribution beam assembly are respectively provided with a fourth longitudinal distribution beam (7), the transverse distribution beam assembly is evenly provided with a third longitudinal distribution beam (6) positioned on the lower side of the side template (5), the first transverse distribution beam (8), the second transverse distribution beam (19) and the second longitudinal distribution beam (4) are evenly distributed on the bridge pier (11), the first transverse distribution beam (8), the second transverse distribution beam (19) and the third transverse distribution beam (20) are evenly provided with a first longitudinal distribution beam (2) positioned below the box girder bottom membrane supporting assembly (21), and the 2 third transverse distribution beams (20) are evenly provided with a fifth longitudinal distribution beam (22).
7. A box girder cast-in-place support according to claim 6, characterized in that: the distance between every two adjacent 2 first longitudinal distribution beams (2) is 30-60 cm, and the distance between every two adjacent 2 third longitudinal distribution beams (6) is 50-80 cm.
8. A box girder cast-in-place support according to claim 1, wherein the box girder bottom film support assembly (21) is: the square wood is provided with a bamboo plywood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120173982.XU CN214783307U (en) | 2021-01-21 | 2021-01-21 | Cast-in-place support of case roof beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120173982.XU CN214783307U (en) | 2021-01-21 | 2021-01-21 | Cast-in-place support of case roof beam |
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| CN214783307U true CN214783307U (en) | 2021-11-19 |
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| CN202120173982.XU Active CN214783307U (en) | 2021-01-21 | 2021-01-21 | Cast-in-place support of case roof beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125855A (en) * | 2022-07-04 | 2022-09-30 | 广州大学 | Anti-seismic auxiliary structure for continuous beam and construction method thereof |
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2021
- 2021-01-21 CN CN202120173982.XU patent/CN214783307U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125855A (en) * | 2022-07-04 | 2022-09-30 | 广州大学 | Anti-seismic auxiliary structure for continuous beam and construction method thereof |
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