CN216040734U - Continuous rigid frame side span straight-line segment hanging basket cast-in-place device - Google Patents
Continuous rigid frame side span straight-line segment hanging basket cast-in-place device Download PDFInfo
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- CN216040734U CN216040734U CN202121479471.7U CN202121479471U CN216040734U CN 216040734 U CN216040734 U CN 216040734U CN 202121479471 U CN202121479471 U CN 202121479471U CN 216040734 U CN216040734 U CN 216040734U
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- bottom basket
- side pier
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Abstract
The utility model relates to the technical field of bridge construction, in particular to a continuous rigid frame side span straight-line section hanging basket cast-in-place device which comprises a main truss structure arranged at the top of a cantilever casting section, a bottom basket structure arranged on one side of the cantilever casting section and a side pier support structure arranged on a side pier, wherein the side pier support structure is arranged on one side of the cantilever casting section and comprises a bottom basket cross beam, a bottom basket longitudinal beam arranged at the bottom of the bottom basket cross beam and a bottom basket bottom mould arranged at the top of the bottom basket cross beam; the main truss structure and the end basket structure through setting up the basket main part of hanging save the process of setting up the support subaerial, labour saving and time saving reduces construction cost to reduce the construction degree of difficulty, improve the efficiency of construction, can deal with simultaneously and carry out the cast-in-place construction of side span straightway on different complicated topography, application scope is wide.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a continuous rigid frame side span straight-line segment hanging basket cast-in-place device.
Background
The cast-in-place section of side span is a part of roof beam body structure, be located the both ends of continuous beam, on the cast-in-place section one end of side span carried the side mound, the other end is unsettled, need through setting up the support from subaerial in the time of the construction, lay the die block etc. on the support and pour the construction, the operating is loaded down with trivial details, consume the cycle length, reduce work efficiency, and construction cost is high, simultaneously because the ground topography is complicated changeable when the bridge construction, set up the support in the face of complicated topography then the degree of difficulty improves greatly, further reduce work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a continuous rigid frame side span straight line section hanging basket cast-in-place device, and solves the problem that in the prior art, the side span straight line section cast-in-place construction efficiency is low.
The technical scheme for achieving the aim comprises the following steps: the utility model provides a cast-in-place device of basket is hung to continuous rigid frame side span straightway, a serial communication port, including set up at the main truss structure of hanging the section top of watering, establish at the end basket structure of hanging the section one side of watering and set up the side mound bearing structure on the side mound, main truss structure passes through the connecting piece with end basket structure and is connected, and side mound bearing structure is located the one side of hanging the section of watering, end basket structure includes end basket crossbeam, establishes the end basket longeron in end basket crossbeam bottom and is located the end basket bottom die block at end basket crossbeam top, side mound bearing structure is including being located side mound one side and with hang the relative side mound bent cap of watering section and being located the side mound bottom die on the side mound bent cap, end basket longeron and the adjacent setting of side mound, end basket bottom die block extend to side mound bent cap top along the horizontal direction to end basket bottom die block and side mound bottom die block parallel and level.
Further limiting, the distance between the bottom basket longitudinal beam and the side pier capping beam is 10-25 mm.
Further limiting, the distance between the end part of the bottom mould of the bottom basket and the longitudinal beam of the bottom basket is 100-120 mm.
Further inject, be provided with the side pier support that a plurality of intervals set up between side pier die block bottom die and the side pier bent cap top.
Further limited, a leveling cushion block is arranged between the bottom of the side pier support and the top of the side pier capping beam.
Further inject, set up end basket side form support on the end basket longeron, end basket side form support is located end basket die block both sides, is provided with the connection crossbeam on end basket side form support, connect crossbeam one end and extend to the top of limit mound bent cap and be connected with the limit mound top.
Further inject, end basket side form support upper berth is equipped with end basket side form, and end basket side form bottom contacts with the tip that end basket die corresponds, is close to at the end basket die block and waters the section and be provided with the end mould of watering by hanging, water end mould both sides and the end basket side form contact that corresponds of watering by hanging to end mould bottom contacts with the tip that end basket die block corresponds of watering by hanging
Further inject, the both sides of limit mound die block all are set up limit mound side form support, and limit mound side form support upper berth is equipped with the limit mound side form with end basket side form parallel and level contact, is provided with limit mound end mould between the limit mound side form that is close to the limit mound, hang and water end mould, end basket side form, limit mound side form and limit mound end mould and enclose into to pour the district on end basket die block and limit mound die block.
Further inject, the centre form steel pipe support has been set up at end basket die block top, has laid the centre form template in the centre form steel pipe support outside, centre form template and the end mould in close contact with that waters of hanging, set up pre-buried support and prestressing force pipeline in the district of pouring in the centre form steel pipe support outside.
Further inject, roof reinforcing bar and prestressing force pipeline have been set up at centre form template top, the roof reinforcing bar is parallel and level with pre-buried support.
The utility model has the beneficial effects that:
1. the process of erecting the support on the ground is omitted by erecting the main truss structure and the bottom basket structure of the hanging basket main body, time and labor are saved, the construction cost is reduced, the construction difficulty is reduced, the construction efficiency is improved, meanwhile, the side span straight-line segment cast-in-place construction can be carried out on different complex terrains, and the application range is wide;
2. the foundation basket is lapped on the side pier capping beam, the connection between the foundation basket structure and the side pier is stabilized through the connecting beam, and the side pier support and the leveling cushion block are paved at the bottom to ensure the structural stability during construction and meet construction requirements.
Drawings
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of the structure of part B in FIG. 1;
FIG. 4 is a schematic view of a support and a template on a bottom basket structure according to an embodiment of the present invention;
in the figure: 11-a main truss structure; 12-bottom basket configuration; 121-bottom basket stringers; 122-bottom basket cross member; 13-bottom basket bottom die; 131-bottom basket bottom die support; 14-bottom basket side mold; 141-bottom basket side form support; 15-internal mold template; 151-inner mould steel tube support; 21-side pier bottom die; 22-leveling cushion blocks; 23-side pier supports; 24-a deformation limiting device; 3-side pier capping beam.
Detailed Description
Referring to fig. 1 and 2, a continuous rigid frame side span straight line section hanging basket cast-in-place device includes:
the main truss structure 11, the quantity generally selects two, erects side by side in the upper surface of the section of watering that hangs, and the main truss structure 11 bottom is through parts such as walking track, pre-buried support and counter weight and the section sliding connection that waters that hangs for main truss structure 11 can be on watering section that hangs and slide forward.
The bottom basket structure 12 is provided with one bottom basket structure 12, two sides of the bottom basket structure are respectively connected with the corresponding main truss structures 11 through suspension rods, the bottom basket structure 12 is generally provided with a plurality of bottom basket longitudinal beams 121 arranged at intervals at the bottom, the bottom basket longitudinal beams 121 are laid with bottom basket cross beams 122 at intervals, the bottom basket longitudinal beams 121 and the bottom basket cross beams 122 are fixedly connected through bolts and fixing pieces, the bottom basket longitudinal beams 121 can be made of 25a type I steel, the stable structure is ensured, a bottom basket bottom die 13 is laid on the bottom basket cross beam 122, bottom basket side die supports 141 are laid on the bottom basket longitudinal beams 121, the bottom basket side die supports 141 are positioned at two sides of the bottom basket bottom die 13, bottom basket side dies 14 are laid on the bottom basket side die supports 141, the bottoms of the bottom basket side dies 14 are tightly contacted with the bottom basket bottom die 13, a close contact suspension casting end mold is arranged on the bottom basket bottom mold 13, and the suspension casting end mold is positioned between the two bottom basket side molds 14 and is in close contact with the two bottom basket side molds 14.
The side pier support structure comprises a side pier capping beam 3 and a side pier bottom die 21, wherein the side pier capping beam 3 is positioned on one side, close to the suspension casting section, of the top of a side pier, the side pier bottom die 21 is arranged on the side pier capping beam 3, the side pier bottom die 21 is in flush contact with the bottom basket bottom die 13, a plurality of side pier supports 23 and leveling cushion blocks 22 are arranged between the side pier capping beam 3 and the side pier bottom die 21 at intervals, the leveling cushion blocks 22 are arranged at the bottom of the side pier supports 23, and in order to ensure that the stability of the structure of the side pier is ensured in the construction and pouring process, a deformation limiting device can be arranged between the side pier capping beam 3 and the side pier bottom die 21; the side pier side die supports are erected on the side pier capping beam 3 and located on two sides of the side pier bottom die 21, the side pier side dies are paved on the side pier side die supports, the side pier side dies are in parallel and level contact with the bottom basket side dies 14, the side pier side dies are in close contact with the side pier bottom die 21, side pier end dies are arranged on one side close to the side piers and between the two side pier side dies, and the side pier end dies are in close contact with the side pier bottom die 21 and the side pier side dies.
The vertical distance between a bottom basket longitudinal beam 121 close to the side pier in the bottom basket structure and the side end face of the side pier capping beam 3 is 10 mm-25 mm, preferably 20mm, a bottom basket bottom die 13 extends to the upper part of the bottom basket capping beam, and the distance between the end part of the bottom basket bottom die 13 close to the side pier and the side end face of the side pier capping beam 3 is 100 mm-120 mm, preferably 100 mm; the bottom basket side form support 141 is provided with a connecting cross beam, one end of the connecting cross beam is connected with the bottom basket side form support 141, and the other end of the connecting cross beam penetrates through the side pier side form support, extends to the upper part of the side pier cover beam 3 and is fixedly connected with the top of the side pier through a bolt, so that the stability of the structure in the construction process is further ensured.
The suspended casting end die, the bottom basket side die 14, the side pier side die and the side pier end die form a continuous closed ring shape in the vertical direction in a surrounding mode, a uncovered container body is formed between the continuous closed ring shape and the bottom basket bottom die 13 and the side pier bottom die 21, a casting area is arranged inside the container body, two groups of internal mold steel pipe supports 151 arranged at intervals are erected above the bottom basket bottom die 13 in the casting area, an internal mold template 15 is laid outside each group of internal mold steel pipe supports 151, the bottom of the internal mold template 15 is tightly contacted with the bottom basket bottom die 13, the internal mold template 15 is tightly contacted with the suspended casting end die at the same time, a top plate steel bar and a prestressed pipeline are erected at the top of the internal mold template 15, an embedded support and a prestressed pipeline are erected in the casting area outside the internal mold template 15, the embedded support comprises a bottom plate, a web plate, a partition plate and wing plates, and the erection of a structure before casting construction is completed; wherein, the bottom basket bottom die 13, the bottom basket side die 14, the inner die template 15, the side pier bottom die 21 and the side pier side die can be selected from bamboo plywood square timber.
The working principle is as follows: in the actual construction process, firstly, a bottom basket side mold support 141 and a bottom basket side mold 14 are directly built and paved to be directly used when an end overhanging section is poured, a connecting cross beam is also connected with the bottom basket side mold support 141, a side pier support 23, a leveling cushion block 22 and a deformation limiting device are paved on a side pier cover beam 3, then, a basket hanging main body is moved forwards, namely, a main truss structure 11 and a bottom basket structure 12 are moved forwards together, the connecting cross beam is positioned above a side pier and fixedly connected with the top of the side pier, a bottom basket longitudinal beam 121 supports against the side end of the side pier cover beam 3, the interval distance is preferably 20mm, the bottom basket structure is lifted through a hanger rod, then, a bottom basket bottom mold 13 is moved, the distance between the bottom basket bottom mold 13 and the side end of the side pier cover beam 3 is preferably 100mm, the bottom mold elevation is confirmed through measurement, and is adjusted to be in place.
Then, the bottom basket side die 14 can be pressed against the side end of the side pier capping beam 3 by using a chain block or the like, and then the side pier bottom die 21 is laid on the side pier bracket 23 and the deformation limiting device, so that the side pier bottom die 21 is tightly jointed with the bottom basket bottom die 13, and the joint is flush.
The side pier side mold support is erected on the upper surface of the side pier capping beam 3 located on two sides of the side pier bottom mold 21, the stability of the side pier side mold support is improved through a connecting beam, the side pier side mold and the side pier end mold are laid after the side pier side mold support is erected, the side pier side mold is flush with the bottom basket side mold 14 and is in close contact with the bottom basket side mold, and the side pier side mold support is adjusted in place through measurement.
And then installing a suspension casting end die, enabling the bottom of the suspension casting end die to be in close contact with a bottom basket bottom die 13, enabling two sides of the suspension casting end die to be in close contact with a bottom basket side die 14, building a pre-embedded support and a prestressed pipeline firstly after the suspension casting end die is completed, building an inner die steel pipe support 151, laying an inner die template 15 outside the inner die steel pipe support 151 after the suspension casting end die is completed, binding a top plate steel bar and laying a corresponding prestressed pipeline, and beginning to pour concrete in a pouring area after the safety inspection is correct, so that the construction is completed.
Claims (10)
1. A continuous rigid frame side span straight-line section hanging basket cast-in-place device is characterized by comprising a main truss structure (11) arranged at the top of a cantilever casting section, a bottom basket structure (12) arranged on one side of the cantilever casting section and a side pier support structure arranged on a side pier, wherein the main truss structure (11) is connected with the bottom basket structure (12) through a connecting piece, the side pier support structure is positioned on one side of the cantilever casting section, the bottom basket structure (12) comprises a bottom basket cross beam (122), a bottom basket longitudinal beam (121) arranged at the bottom of the bottom basket cross beam (122) and a bottom basket bottom die (13) positioned at the top of the bottom basket cross beam (122), the side pier support structure comprises a side pier cover beam (3) positioned on one side of the side pier and opposite to the cantilever casting section and a side pier bottom die (21) positioned on the side pier cover beam (3), the bottom basket longitudinal beam (121) is arranged adjacent to the side pier cover beam (3), and the bottom die (13) extends to the upper side of the side pier cover beam (3) along the horizontal direction, and the bottom basket bottom die (13) is flush with the side pier bottom die (21).
2. The continuous rigid frame side-span straight section hanging basket cast-in-place device as claimed in claim 1, wherein the distance between the bottom basket longitudinal beam (121) and the side pier capping beam (3) is 10-25 mm.
3. The continuous rigid frame side-span straight-line section hanging basket cast-in-place device according to claim 1, wherein the distance between the end part of the bottom basket bottom mold (13) and the bottom basket longitudinal beam (121) is 100-120 mm.
4. The continuous rigid frame side span straight-line section hanging basket cast-in-place device according to claim 2 or 3, characterized in that a plurality of side pier supports (23) arranged at intervals are arranged between the bottom of the side pier bottom die (21) and the top of the side pier capping beam (3).
5. The continuous rigid frame side-span straight-line section hanging basket cast-in-place device according to claim 4, characterized in that a leveling cushion block (22) is further arranged between the bottom of the side pier bracket (23) and the top of the side pier capping beam (3).
6. The continuous rigid frame side-span straight-line segment hanging basket cast-in-place device according to claim 5, characterized in that bottom basket side mold supports (141) are erected on the bottom basket longitudinal beams (121), the bottom basket side mold supports (141) are located on two sides of a bottom basket bottom mold (13), connecting cross beams are arranged on the bottom basket side mold supports (141), and one ends of the connecting cross beams extend to the upper portion of the side pier cover beams (3) and are connected with the tops of side piers.
7. The continuous rigid frame side-span straight-line section hanging basket cast-in-place device according to claim 6, characterized in that a bottom basket side mold (14) is laid on the bottom basket side mold support (141), the bottom of the bottom basket side mold (14) is in contact with the corresponding end of the bottom basket bottom mold (13), a suspension casting end mold is arranged on the bottom basket bottom mold (13) close to the suspension casting section, two sides of the suspension casting end mold are in contact with the corresponding bottom basket side mold (14), and the bottom of the suspension casting end mold is in contact with the corresponding end of the bottom basket bottom mold (13).
8. The continuous rigid frame side-span straight-line segment hanging basket cast-in-place device according to claim 7, characterized in that side pier side mold supports are erected on two sides of the side pier bottom mold (21), side pier side molds in parallel and level contact with the bottom basket side mold (14) are laid on the side pier side mold supports, a side pier end mold is arranged at one end of each side pier side mold close to each side pier, and the overhanging end mold, the bottom basket side mold (14), the side pier side molds and the side pier end molds enclose a pouring area on the bottom basket bottom mold (13) and the side pier bottom mold.
9. The continuous rigid frame side-span straight-line segment hanging basket cast-in-place device according to claim 8, characterized in that an inner mold steel pipe support (151) is erected at the top of the bottom basket bottom mold (13), an inner mold template (15) is laid outside the inner mold steel pipe support (151), the inner mold template (15) is in close contact with a suspended casting end mold, and a pre-buried support and a prestressed pipeline are erected in a casting area outside the inner mold steel pipe support (151).
10. The continuous rigid frame side-span straight-line section hanging basket cast-in-place device according to claim 9, wherein a top plate steel bar and a prestressed pipeline are erected at the top of the inner mold template (15), and the top plate steel bar is flush with the embedded support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121479471.7U CN216040734U (en) | 2021-06-30 | 2021-06-30 | Continuous rigid frame side span straight-line segment hanging basket cast-in-place device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121479471.7U CN216040734U (en) | 2021-06-30 | 2021-06-30 | Continuous rigid frame side span straight-line segment hanging basket cast-in-place device |
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| Publication Number | Publication Date |
|---|---|
| CN216040734U true CN216040734U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121479471.7U Active CN216040734U (en) | 2021-06-30 | 2021-06-30 | Continuous rigid frame side span straight-line segment hanging basket cast-in-place device |
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|---|---|
| CN (1) | CN216040734U (en) |
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2021
- 2021-06-30 CN CN202121479471.7U patent/CN216040734U/en active Active
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