CN216238167U - Variable cross-section steel box arch tower supporting jig frame for municipal construction - Google Patents
Variable cross-section steel box arch tower supporting jig frame for municipal construction Download PDFInfo
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- CN216238167U CN216238167U CN202122888060.XU CN202122888060U CN216238167U CN 216238167 U CN216238167 U CN 216238167U CN 202122888060 U CN202122888060 U CN 202122888060U CN 216238167 U CN216238167 U CN 216238167U
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Abstract
A variable cross-section steel box arch tower supporting jig frame for municipal construction comprises a supporting frame, a bridge box and a base, wherein the bridge box is arranged on one side of the base, and the supporting frame is arranged on one side of the bridge box; the support frame comprises a pouring seat, a three-surface support, a sliding connection block, a profiling arc plate, support columns, a first support, a second support, a transverse connection frame, a positioning block, a positioning rod, a first coordinate rod, an operation table, a second coordinate rod and a welding rod, wherein the bottom of the three-surface support is fixedly connected with a plurality of pouring seats, the top of the three-surface support is connected with the sliding connection block, the sliding connection block is fixedly connected with the top of the profiling arc plate, one side of the profiling arc plate is provided with a plurality of support columns, and two ends of each support column are fixedly connected with the profiling arc plate; the utility model avoids the steel box from generating offset and shaking in the installation process, reduces the welding difficulty, is suitable for the installation of the fourth steel box and the second steel box in the same way, and provides support and coordinate positioning for the steel box at the first coordinate rod, the second coordinate rod and the support column, thereby ensuring the installation precision of the steel box.
Description
Technical Field
The utility model belongs to the technical field of bridge construction, and particularly relates to a support jig frame of a variable-section steel box arch tower for municipal construction.
Background
As is known, the construction of the full framing method is a long-term adopted method, and a large number of formwork supports are required during construction; the construction of the support method is that a support is erected at a bridge position, bridge body concrete is poured on the support, and a template and the support are removed after the concrete reaches the strength; at present, along with the deepening of urbanization, the connection between cities is increasingly tight inside the cities, and similarly, bridges are used as ties of roads and have more and more applications, and the appearance requirements of people on the bridges in the cities are also changed, so that the variable-section steel box arch tower is attractive in appearance, novel in structure and more in use.
The following problems exist in the installation process of the existing variable cross-section steel box arch tower: the installation of steel case adopts full hall support to support the installation, and the installation needs a large amount of template support for the steel case takes place the skew easily and rocks in the installation, causes the difficulty to welding, influences subsequent welding precision simultaneously.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a support jig frame of a variable-section steel box arch tower for municipal construction, wherein a support frame is used for supporting a bridge box on a base.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a variable cross-section steel box arch tower supporting jig frame for municipal construction comprises a supporting frame, a bridge box and a base, wherein the bridge box is arranged on one side of the base, and the supporting frame is arranged on one side of the bridge box;
the support frame comprises a pouring seat, a three-surface support, a sliding connection block, a profiling arc plate, a support column, a first support, a second support, a transverse connection frame, a positioning block, a positioning rod, a first coordinate rod, an operation table, a second coordinate rod and a welding rod, wherein the bottom of the three-surface support is fixedly connected with a plurality of pouring seats, the top of the three-surface support is connected with the sliding connection block, the sliding connection block is fixedly connected with the top of the profiling arc plate, one side of the profiling arc plate is provided with a plurality of support columns, two ends of each support column are fixedly connected with the profiling arc plate, two ends of the transverse connection frame are both connected with the first support, one side of the first support is provided with the second support, the second support is connected with the transverse connection frame, the positioning block is connected with the first support, two ends of the welding rod are both connected with the positioning block, the positioning block is connected with the positioning rod, two ends of the first coordinate rod are both fixedly connected with the end of the positioning rod, the top of the first support and the second support are both provided with the operation table, the second coordinate rod is fixedly arranged on the second support operating platform;
pouring concrete into a pouring seat at a measuring point on the ground, mounting a three-surface bracket on the solidified pouring seat, placing a sliding block on the top of the three-surface bracket, adjusting the position of the sliding block after measuring, welding the sliding block with the three-surface bracket, welding a profiling arc plate with the three-surface bracket, providing support for mounting a bridge box by a support column, fixedly mounting a first bracket and a second bracket on the measuring point of the base after the base is mounted, placing a positioning block on the first bracket, welding two ends of a welding rod with the positioning block, sliding the positioning rod on the positioning block, lifting the welding rod to the measuring position, lifting the positioning block to the measuring position, welding the positioning block with the first bracket, adjusting the relative position of the positioning rod and the positioning block, welding and fixing the positioning rod with the positioning block, and fixing the first coordinate rod, and welding the transverse connecting frame with the first support and the second support, hoisting and welding the operating platform to the tops of the first support and the second support, and welding the second coordinate rod on the operating platform for fixing.
Preferably, the bridge box comprises a first steel box, a second steel box, a third steel box, a fourth steel box, a welding table, reinforcing rib plates, conical pipes, butt joint plates and positioning holes, the second steel box is arranged on two sides of the first steel box, the third steel box is arranged on the bottom side of the second steel box, the fourth steel box is arranged on the bottom side of the third steel box, the plurality of reinforcing rib plates and the rib plates are arranged on the inner sides of the first steel box, the second steel box, the third steel box and the fourth steel box, the conical pipes are arranged on the inner sides of the second steel box, the third steel box and the fourth steel box, the butt joint plates are arranged on the inner sides of the third steel box and the fourth steel box, the positioning holes are formed in the butt joint plates, the conical pipes are fixedly connected with the rib plates respectively, and the welding table is arranged on the top of the third steel box and the top of the fourth steel box;
welding a fourth steel box on a base, wherein the fourth steel box is supported by a plurality of support columns in a welding manner, a welding table is built on the top of the fourth steel box, the third steel box is lifted, the third steel box simultaneously drives a rib plate and a conical pipe to be lifted together, the conical pipe is aligned to a positioning hole on the rib plate of the fourth steel box and is lifted downwards, the third steel box is prevented from shaking through the matching of the conical pipe and the positioning hole, the butting precision is ensured, until the third steel box is placed on the fourth steel box and leans against a first coordinate rod, the third steel box and the fourth steel box are welded on the welding table by workers, after the welding is completed, the welding table is built on the top of the third steel box, the second steel box is hung and installed on the third steel box, the second steel box is placed to shake through the matching of the conical pipe and the positioning hole until the second steel box is placed on the third steel box and leans against the second coordinate rod, and the second steel box and the third steel box are welded on the welding table by workers, after the welding is finished, the first steel box is hoisted on the second steel box, and the welding is carried out on the operation table through workers.
Preferably, the base comprises concrete columns, a concrete seat, a bridge foundation and pillars, the bottom of the concrete seat is fixedly connected with a plurality of concrete columns, the top of the concrete seat is fixedly connected with the bridge seat, rib plates are arranged on the inner side of the bridge seat, a plurality of reinforcing rib plates are arranged on the inner side of the bridge seat, a plurality of pillars are arranged on the top of the bridge seat, the tops of the pillars are fixedly connected with the bridge foundation, a plurality of steel pipes are embedded into the ground, embedded steel bars are placed in the steel pipes, concrete grout is rolled into the steel pipes, concrete columns are formed after the concrete columns are solidified, a concrete seat template is built, reinforcing steel bars are built at the same time, the reinforcing steel bars are welded with the embedded steel bars, concrete grout is poured into the template to form the concrete seat after the concrete seat is solidified, the bridge seat is hoisted to the concrete seat, the pillars are installed on the bridge seat, the bridge foundation is hoisted to the bridge seat and the pillars, and then a first support and a second support are installed on the bridge foundation, the fourth steel box is hoisted, the fourth steel box simultaneously drives the rib plate and the taper pipe to be hoisted together, the taper pipe is downwards hoisted to align the positioning hole in the rib plate of the bridge seat, the fourth steel box is prevented from shaking through the cooperation of the taper pipe and the positioning hole, the fourth steel box is placed on the bridge seat and leans against the supporting column until the fourth steel box, and the fourth steel box and the bridge seat are welded through a worker on the lift truck.
Compared with the prior art, the utility model has the beneficial effects that:
the fourth steel box is welded on the base, the fourth steel box is supported by welding through the support columns, a welding table is built at the top of the fourth steel box, the third steel box is lifted, the third steel box simultaneously drives the rib plate and the taper pipe to be lifted together, the taper pipe is aligned to the positioning hole in the rib plate of the fourth steel box and is lifted downwards, the third steel box is prevented from shaking through the cooperation of the taper pipe and the positioning hole, the butt joint precision is ensured, the third steel box is placed on the fourth steel box and leans against the first coordinate rod until the third steel box is placed on the fourth steel box, the third steel box and the fourth steel box are welded through a worker at the welding table, the steel box is prevented from shaking in an installation process in an offset mode, the welding difficulty is reduced, the fourth steel box and the second steel box are similarly suitable for installation, meanwhile, the first coordinate rod, the second coordinate rod and the support columns provide support and coordinate positioning for the steel box, and the installation precision of the steel box is further ensured.
Drawings
FIG. 1 is a schematic structural view of a support jig frame of a variable cross-section steel box arch tower for municipal construction;
FIG. 2 is a schematic diagram of the internal structure of a middle bridge box of a support jig frame of a variable cross-section steel box arch tower for municipal construction;
FIG. 3 is an enlarged view at A of FIG. 2;
FIG. 4 is an enlarged view at B of FIG. 2;
in the figure: 1. a support frame; 11. pouring a seat; 12. a three-side bracket; 13. a sliding connection block; 14. a profiling arc plate; 15. a support pillar; 16. a first bracket; 17. a second bracket; 18. a transverse connecting frame; 19. positioning blocks; 101. positioning a rod; 102. a first coordinate bar; 103. an operation table; 104. a second coordinate bar; 105. welding a rod; 2. a bridge box; 21. a first steel box; 22. a second steel box; 23. a third steel box; 24. a fourth steel box; 25. a welding table; 26. reinforcing rib plates; 27. a rib plate; 28. a taper pipe; 29. a butt plate; 201. positioning holes; 3. a base; 31. a concrete column; 32. a concrete seat; 33. a bridge seat; 34. A bridging group; 35. a foot pillar.
Detailed Description
For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further described in detail with reference to fig. 1 to 4.
A variable cross-section steel box arch tower supporting jig frame for municipal construction comprises a supporting frame 1, a bridge box 2 and a base 3, wherein the bridge box 2 is arranged on one side of the base 3, and the supporting frame 1 is arranged on one side of the bridge box 2;
the support frame 1 comprises a pouring seat 11, a three-side support 12, a sliding connection block 13, a profiling arc plate 14, support columns 15, a first support 16, a second support 17, a transverse connection frame 18, a positioning block 19, a positioning rod 101, a first coordinate rod 102, an operation table 103, a second coordinate rod 104 and a welding rod 105, wherein the bottom of the three-side support 12 is fixedly connected with a plurality of pouring seats 11, the top of the three-side support 12 is connected with the sliding connection block 13, the sliding connection block 13 is fixedly connected with the top of the profiling arc plate 14, one side of the profiling arc plate 14 is provided with a plurality of support columns 15, two ends of each support column 15 are fixedly connected with the profiling arc plate 14, two ends of the transverse connection frame 18 are both connected with the first support 16, one side of the first support 16 is provided with the second support 17, the second support 17 is connected with the transverse connection frame 18, the positioning block 19 is connected with the first support 16, two ends of the welding rod 105 are both connected with the positioning block 19 and the positioning rod 101, both ends of the first coordinate rod 102 are fixedly connected with the end part of the positioning rod 101, the tops of the first support 16 and the second support 17 are respectively provided with an operating table 103, and the second coordinate rod 104 is fixedly arranged on the operating table 103 of the second support 17;
pouring a pouring seat 11 on a measuring point on the ground by concrete, installing a three-surface support 12 on the poured seat 11 after solidification, placing a sliding block 13 on the top of the three-surface support 12, adjusting the position of the sliding block 13 after measurement, further welding the sliding block 13 with the three-surface support 12, welding a profiling arc plate 14 with the three-surface support 12, further providing support for the installation of the bridge box 2 by a support pillar 15, after the installation of the base 3 is completed, fixedly installing a first support 16 and a second support 17 on the measuring point of the base 3, further placing a positioning block 19 on the first support 16, welding two ends of a welding rod 105 with the positioning block 19, further sliding the positioning rod 101 on the positioning block 19, lifting the welding rod 105 to the measuring position, further lifting the positioning block 19 to the measuring position, welding the positioning block 19 with the first support 16, further adjusting the relative positions of the positioning rod 101 and the positioning block 19, the positioning rod 101 and the positioning block 19 are welded and fixed, the first coordinate rod 102 is further fixed, the transverse connecting frame 18 is welded with the first support 16 and the second support 17, the operating platform 103 is hoisted and welded to the tops of the first support 16 and the second support 17, and the second coordinate rod 104 is welded on the operating platform 103 to be fixed.
The bridge box 2 comprises a first steel box 21, a second steel box 22, a third steel box 23, a fourth steel box 24, a welding table 25, reinforcing rib plates 26, rib plates 27, taper pipes 28, a butt joint plate 29 and positioning holes 201, wherein the second steel box 22 is arranged on two sides of the first steel box 21, the third steel box 23 is arranged on the bottom side of the second steel box 22, the fourth steel box 24 is arranged on the bottom side of the third steel box 23, the first steel box 21, the second steel box 22, the third steel box 23 and the fourth steel box 24 are respectively provided with a plurality of reinforcing rib plates 26 and rib plates 27 on the inner sides, the taper pipes 28 are respectively arranged on the inner sides of the second steel box 22, the third steel box 23 and the fourth steel box 24, the butt joint plate 29 is arranged on the inner sides of the third steel box 23 and the fourth steel box 24, the positioning holes 201 are arranged on the butt joint plate 29, the taper pipes 28 are respectively and fixedly connected with the rib plates 27, and the welding table 25 is arranged on the top of the third steel box 23 and the top of the fourth steel box 24;
welding a fourth steel box 24 on a base 3, wherein the fourth steel box 24 is supported by a plurality of support columns 15 in a welding manner, a welding table 25 is built on the top of the fourth steel box 24, the third steel box 23 is lifted, the third steel box 23 simultaneously drives a rib plate 27 and a taper pipe 28 to be lifted together, the taper pipe 28 is aligned with a positioning hole 201 in the rib plate 27 of the fourth steel box 24 and is lifted downwards, the third steel box 23 is prevented from shaking through the matching of the taper pipe 28 and the positioning hole 201, the butting precision is ensured until the third steel box 23 is placed on the fourth steel box 24 and leans against a first coordinate rod 102, the third steel box 23 and the fourth steel box 24 are welded through a worker at the welding table 25, after the welding is completed, the welding table 25 is built on the top of the third steel box 23, the second steel box 22 is hung and installed on the third steel box 23, the second steel box 22 is placed on the positioning hole 201 and shakes until the second steel box 22 is placed on the third steel box 23 and leans against a second coordinate rod 104, and the second steel box 22 and the third steel box 23 are welded at the welding table 25 by a worker, and after the welding is completed, the first steel box 21 is hung on the second steel box 22 and is welded at the operation table 103 by the worker.
The base 3 comprises concrete columns 31, concrete seats 32, bridge seats 33, bridge foundations 34 and foot columns 35, the bottoms of the concrete seats 32 are fixedly connected with the concrete columns 31, the tops of the concrete seats 32 are fixedly connected with the bridge foundations 33, rib plates 27 are arranged on the inner sides of the bridge foundations 33, reinforcing rib plates 26 are arranged on the inner sides of the bridge foundations 33, a plurality of foot columns 35 are arranged on the tops of the bridge foundations 33, the tops of the foot columns 35 are fixedly connected with the bridge foundations 34, a plurality of steel pipes are embedded into the ground, embedded steel bars are placed in the steel pipes, concrete grout is rolled into the steel pipes to form concrete columns 31 after being solidified, concrete seat 32 templates are built, reinforcing steel bars are built at the same time, the reinforcing steel bars are welded with the embedded steel bars, concrete grout is poured into the templates to form the concrete seats 32 after being solidified, the bridge seats 33 are hoisted to the concrete seats 32, the foot columns 35 are installed on the bridge foundations 33 and the foot columns 35 are hoisted on the bridge foundations 33 and the foot columns 35, and then installing the first bracket 16 and the second bracket 17 on the abutment 34, hoisting the fourth steel box 24, simultaneously hoisting the rib plate 27 and the taper pipe 28 by the fourth steel box 24, aligning the taper pipe 28 with the positioning hole 201 on the rib plate 27 of the bridge seat 33, hoisting the taper pipe 28 downwards, and preventing the fourth steel box 24 from shaking by matching the taper pipe 28 with the positioning hole 201 until the fourth steel box 24 is placed on the bridge seat 33 and leans against the supporting column 15, and welding the fourth steel box 24 and the bridge seat 33 by a worker in the lift truck.
The utility model provides a variable cross section steel case encircles tower and supports bed-jig for municipal construction, the working process as follows:
after the base is poured and installed, a first bracket and a second bracket are fixedly installed on a measuring point of the base, a positioning block is placed on the first bracket, two ends of a welding rod are welded with the positioning block, the positioning rod is connected to the positioning block in a sliding mode, the welding rod is hung to the measuring position, the positioning block is further hung to the measuring position, the positioning block is welded with the first bracket, the relative position of the positioning rod and the positioning block is adjusted, the positioning rod and the positioning block are welded and fixed, a first coordinate rod is fixed, a transverse connecting frame is welded with the first bracket and the second bracket, an operating table is welded to the tops of the first bracket and the second bracket in a hanging mode, the second coordinate rod is welded on the operating table to be fixed, a pouring seat is poured with concrete on the measuring point on the ground, the three-surface bracket is installed on the solidified pouring seat, and the sliding block is placed on the tops of the three-surface bracket, the position of the sliding block is adjusted after being measured, and then the sliding block is welded with the three-surface support and the profiling arc plate is welded with the three-surface support, so that the support column provides support for installation of the bridge box.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.
Claims (3)
1. A variable cross-section steel box arch tower supporting jig frame for municipal construction comprises a supporting frame, a bridge box and a base, and is characterized in that the bridge box is arranged on one side of the base, and the supporting frame is arranged on one side of the bridge box; the support frame comprises a pouring seat, a three-surface support, a sliding connection block, a profiling arc plate, a support column, a first support, a second support, a transverse connection frame, a positioning block, a positioning rod, a first coordinate rod, an operation table, a second coordinate rod and a welding rod, wherein the bottom of the three-surface support is fixedly connected with a plurality of pouring seats, the top of the three-surface support is connected with the sliding connection block, the sliding connection block is fixedly connected with the top of the profiling arc plate, one side of the profiling arc plate is provided with a plurality of support columns, two ends of each support column are fixedly connected with the profiling arc plate, two ends of the transverse connection frame are both connected with the first support, one side of the first support is provided with the second support, the second support is connected with the transverse connection frame, the positioning block is connected with the first support, two ends of the welding rod are both connected with the positioning block, the positioning block is connected with the positioning rod, two ends of the first coordinate rod are both fixedly connected with the end of the positioning rod, the top of the first support and the second support are both provided with the operation table, the second coordinate rod is fixedly arranged on the second support operating platform.
2. The support jig frame for the variable cross-section steel box arch tower for the municipal construction according to claim 1, characterized in that the bridge box comprises a first steel box, a second steel box, a third steel box, a fourth steel box, a welding table, reinforcing rib plates, taper pipes, butt plates and positioning holes, wherein the second steel box is arranged on two sides of the first steel box, the third steel box is arranged on the bottom side of the second steel box, the fourth steel box is arranged on the bottom side of the third steel box, the reinforcing rib plates and the rib plates are arranged on the inner sides of the first steel box, the second steel box, the third steel box and the fourth steel box, the taper pipes are arranged on the inner sides of the second steel box, the third steel box and the fourth steel box, the butt plates are respectively provided with the butt plates, the positioning holes are respectively fixedly connected with the rib plates, and the welding table is arranged on the top of the third steel box and the top of the fourth steel box.
3. The support jig frame for the variable-section steel box arch tower for the municipal construction according to claim 1, wherein the base comprises a concrete column, a concrete seat, a bridge foundation and a leg, the bottom of the concrete seat is fixedly connected with the concrete columns, the top of the concrete seat is fixedly connected with the bridge seat, a rib plate is arranged on the inner side of the bridge seat, a plurality of reinforcing rib plates are arranged on the inner side of the bridge seat, a plurality of legs are arranged on the top of the bridge seat, and the top of the leg is fixedly connected with the bridge foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122888060.XU CN216238167U (en) | 2021-11-23 | 2021-11-23 | Variable cross-section steel box arch tower supporting jig frame for municipal construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122888060.XU CN216238167U (en) | 2021-11-23 | 2021-11-23 | Variable cross-section steel box arch tower supporting jig frame for municipal construction |
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| Publication Number | Publication Date |
|---|---|
| CN216238167U true CN216238167U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122888060.XU Active CN216238167U (en) | 2021-11-23 | 2021-11-23 | Variable cross-section steel box arch tower supporting jig frame for municipal construction |
Country Status (1)
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| CN (1) | CN216238167U (en) |
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2021
- 2021-11-23 CN CN202122888060.XU patent/CN216238167U/en active Active
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