CN219342890U - Bridge high pier column prestress tensioning construction platform - Google Patents
Bridge high pier column prestress tensioning construction platform Download PDFInfo
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- CN219342890U CN219342890U CN202320870765.5U CN202320870765U CN219342890U CN 219342890 U CN219342890 U CN 219342890U CN 202320870765 U CN202320870765 U CN 202320870765U CN 219342890 U CN219342890 U CN 219342890U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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Abstract
The utility model provides a bridge high pier column prestress tensioning construction platform, which comprises a first hanging rod and a second hanging rod, wherein the first hanging rod and the second hanging rod are detachably arranged on the top surface of a pier column; the platform main body is arranged below the first hanging rod and the second hanging rod; the first fixing component is connected with the first hanging rod and the platform main body, and the second fixing component is connected with the second hanging rod and the platform main body; the platform main body comprises a first operation platform, a second operation platform, a first side frame and a second side frame which are respectively connected with the first operation platform and the second operation platform, a first safety barrier surrounding the outer periphery of the first operation platform, a second safety barrier surrounding the outer periphery of the second operation platform and a first ladder stand arranged in the first side frame; the first fixing component comprises a second ladder stand connected with the first hanging rod and the second operation platform. The bridge high pier column prestress tensioning construction platform does not need to pre-embed embedded parts on the side surfaces of the pier columns, is convenient to install and disassemble, and is good in safety in use.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a prestressed tensioning construction platform for a high pier column of a bridge.
Background
The prestress tensioning is to add tension in advance in the component, so that the prestressed tensioning component bears compressive stress, and further causes the prestressed tensioning component to generate certain deformation to cope with loads born by the structure, including the load of the component, wind load, snow load, earthquake load and the like.
At present, in the high pier column prestress tensioning construction of a bridge, a construction platform of an existing template is generally used as a tensioning platform in the industry, or an operation platform is manufactured by utilizing a pier column side embedded steel structure. However, because some engineering projects can carry out the tensioning procedure only after the girder erection is completed, the construction platform of the existing template cannot be used as a tensioning platform; when the operation platform is manufactured by utilizing the pre-embedded steel structure of the pier column side edge, other temporary steel structures are required to be pre-embedded on the pier column side edge, and the defect that the pier column structure quality and the appearance quality are affected is overcome.
The above drawbacks are to be overcome by those skilled in the art.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the bridge high pier column prestress tensioning construction platform, and the platform does not need to pre-embed embedded parts on the side surfaces of the pier columns, so that the structural quality of the pier columns is not affected, and meanwhile, the bridge high pier column prestress tensioning construction platform is convenient to install and detach.
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:
the prestress tensioning construction platform for the high pier column of the bridge comprises a first hanging rod and a second hanging rod which are detachably arranged on the top surface of the pier column; the platform main body is arranged below the first hanging rod and the second hanging rod; the first fixing component is connected with the first hanging rod and the platform main body, and the second fixing component is connected with the second hanging rod and the platform main body;
the platform main body comprises a first operation platform, a second operation platform which is arranged above the first operation platform in parallel, a first side frame and a second side frame which are respectively arranged between the two sides of the first operation platform and the second operation platform and are respectively connected with the first operation platform and the second operation platform, a first safety barrier which is arranged around the outer periphery of the first operation platform, a second safety barrier which is arranged around the outer periphery of the second operation platform and a first ladder stand which is arranged in the first side frame; the first fixing component comprises a second ladder stand connected with the first hanging rod and the second operation platform.
The platform main body is arranged below the first hanging rod and the second hanging rod, and is connected with the first hanging rod and the platform main body through the first fixing component, and is connected with the second hanging rod and the platform main body through the second fixing component, so that the platform can be integrally hoisted during installation, and the first hanging rod and the second hanging rod can be detachably arranged on the top surface of the pier column; the first operation platform and the second operation platform are arranged in parallel, the first operation platform and the second operation platform are connected through the first side frame and the second side frame respectively, the first safety guardrail is arranged on the periphery of the first operation platform, the second safety guardrail is arranged on the periphery of the second operation platform, the first crawling ladder is arranged in the first side frame, the second crawling ladder is connected with the first hanging rod and the second operation platform, the two-layer operation platform is arranged on the platform, when the site construction prestress is two rows, the construction of the two-layer operation platform is convenient for constructors to operate, meanwhile, the safety of the platform is good, and the safety of the constructors is guaranteed.
Further, a plurality of embedded bars are arranged on the top surface of the pier stud; the first hanging rod and the second hanging rod are respectively clamped between a plurality of embedded bars. Preferably, the bottoms of the first hanging rod and the second hanging rod are respectively welded with at least two backing plates. Through with first peg, second peg block respectively establish between a plurality of embedded bar of setting on pier stud top surface, make the platform is convenient for carry out holistic installation and dismantlement, can repeatedly turn over the use. And at least two backing plates are welded at the bottoms of the first hanging rod and the second hanging rod respectively, so that the platform can be hung on the pier stud more stably.
Further, the second fixing component comprises a first vertical rod, a second vertical rod and a second inclined rod, wherein the first vertical rod and the second vertical rod are arranged side by side and are respectively connected with the second hanging rod and the platform main body, one end of the second inclined rod is arranged on the first vertical rod, and the other end of the second inclined rod is arranged on one side edge of the second operation platform; the first fixing component further comprises a first inclined rod, one end of the first inclined rod is arranged on the side edge of the second crawling ladder, and the other end of the first inclined rod is arranged on the other side edge of the second operation platform.
Preferably, the first vertical rod, the second inclined rod and the first inclined rod are all waste steel materials; the included angle that first diagonal bar and second operation platform formed with the contained angle size that second diagonal bar and second operation platform formed equals, makes the whole atress of construction platform is more stable, and the security is good during the use.
Further, the first hanging rod and the second hanging rod are waste steel materials; the first safety guard rail and the second safety guard rail are waste steel bars; the first operation platform, the second operation platform, the first side frame, the second side frame, the first ladder stand and the second ladder stand are formed by welding waste steel materials and waste steel bars; the construction platform is simple in manufacture, convenient in material obtaining and low in cost.
Further, a protective frame is arranged on one side, close to the periphery, of the second ladder stand, one side of the protective frame is connected with the second ladder stand, and the other side of the protective frame is connected with the second safety guardrail. Preferably, the height of the protection frame is not lower than the height of the second ladder stand. Preferably, the protection frame is formed by welding waste steel materials and waste steel bars.
Further, still install the support frame between first operation platform and the second operation platform, this support frame is formed by old and useless steel welding for the whole of construction platform is more stable, safer during the use.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the bridge high pier column prestress tensioning construction platform, the first hanging rod and the second hanging rod are arranged, the platform main body is arranged below the first hanging rod and the second hanging rod, the first hanging rod is connected with the platform main body through the first fixing component, and the second hanging rod is connected with the platform main body through the second fixing component, so that the construction platform can be integrally hoisted during installation, the first hanging rod and the second hanging rod can be detachably arranged on the top surface of the pier column, embedding of an embedded part on the side surface of the pier column is not needed, and the structural quality of the pier column is not affected; the construction platform is provided with two layers of operation platforms, and when the on-site construction prestress is two rows, the construction operation of the prestress construction operation is conveniently carried out by constructors through the structure of the two layers of operation platforms; meanwhile, the construction platform is good in safety, the probability of safety accidents can be reduced, and the safety of constructors is guaranteed.
2. The pier column top surface is provided with the plurality of embedded bars, and the first hanging rod and the second hanging rod are respectively clamped between the plurality of embedded bars, so that the construction platform is convenient to mount and dismount integrally, has high mounting and dismounting efficiency and can be repeatedly used; through welding two piece at least backing plates respectively in the bottom of first peg, second peg, make construction platform can hang on the pier stud more steadily, safer during the use, the reliability is high.
3. The first peg, the second peg in the construction platform are old and useless steel, and first safety barrier, second safety barrier are old and useless reinforcing bar, and the support frame is formed by old and useless steel welding, and first operation platform, second operation platform, first side frame, second side frame, first cat ladder, second cat ladder and protection frame are formed by old and useless steel and old and useless reinforcing bar welding, construction platform's simple manufacture, the convenience of drawing materials, the cost is lower, improves economic benefits.
Drawings
FIG. 1 is a schematic view of the overall structure of a tension construction platform according to one embodiment of the present utility model;
FIG. 2 is a schematic left-hand view of a tension work platform according to one embodiment of the present utility model;
FIG. 3 is a schematic illustration of a tension work platform of one embodiment of the present utility model secured to a pier stud.
Detailed Description
The present utility model will be described more fully hereinafter in order to facilitate an understanding of the present utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1 to 3, a prestressed tensioning construction platform for a high pier column of a bridge according to an embodiment of the present utility model is hung on a pier column 8. The bridge Gao Dunzhu prestress tensioning construction platform comprises a first hanging rod 1, a second hanging rod 2, a platform main body 3, a first fixing component 4 and a second fixing component 5; the first hanging rod 1 and the second hanging rod 2 are respectively detachably arranged on the top surface of the pier column 8; the platform main body 3 is arranged below the first hanging rod 1 and the second hanging rod 2; the first fixing component 4 is connected with the first hanging rod 1 and the platform main body 3; the second fixing component 5 connects the second hanging rod 2 with the platform main body 3.
The pier column 8 top surface is provided with a plurality of embedded bars, the first hanging rod 1 and the second hanging rod 2 are respectively clamped between the embedded bars, so that the construction platform can be stably hung on the pier column 8, and meanwhile the construction platform is convenient to install and detach.
Preferably, the bottoms of the first hanging rod 1 and the second hanging rod 2 are respectively welded with at least two backing plates; in this embodiment, the bottom of first peg 1 has two backing plates along the length direction of first peg 1 to be welded, the bottom of second peg 2 has two backing plates along the length direction of second peg 2 to be welded, makes construction platform can hang more stably and establish on pier stud 8, safer during the use, the reliability is high. In other embodiments, three or four pad plates may be welded to the bottom of the first hanging rod 1 along the length direction of the first hanging rod 1, and three or four pad plates may also be welded to the bottom of the second hanging rod 2 along the length direction of the second hanging rod 2, where the actual number of the pad plates is determined according to the actual lengths of the first hanging rod 1 and the second hanging rod 2, so that the present utility model is not limited thereto.
The platform body 3 includes a first operation platform 31, a second operation platform 32, a first side frame 33, a second side frame 34, a first safety barrier 35, a second safety barrier 36, and a first ladder 37. The second operation platform 32 is arranged above the first operation platform 31 in parallel; the distance between the second operation platform 32 and the first operation platform 31 is matched with the distance between the adjacent prestressed tendons 9 in the pier stud 8. The first side frame 33 is disposed between the first operating platform 31 and the second operating platform 32, and the first side frame 33 connects the first operating platform 31 and the second operating platform 32. The second side frame 34 is disposed between the first operating platform 31 and the second operating platform 32, and the second side frame 34 connects the first operating platform 31 and the second operating platform 32. The first safety barrier 35 is enclosed and established in the peripheral department of first operation platform 31, the second safety barrier 36 is enclosed and is established in the peripheral department of second operation platform 32, can reduce constructor's probability of taking place the incident when construction operation, ensure constructor's safety. The first ladder stand 37 is installed in the first side frame 33, and a constructor can climb from the first operation platform 31 to the second operation platform 32 through the first ladder stand 37. The support frame 7 is further arranged between the first operation platform 31 and the second operation platform 32, so that the whole construction platform is more stable and safer in use.
The first fixing assembly 4 comprises a second ladder 41 and a first diagonal rod 42; the second ladder 41 connects the first hanging rod 1 and the second operation platform 32; one end of the first diagonal member 42 is mounted on the side of the second ladder 41, and the other end is mounted on the side of the second operation platform 32. Specifically, the second ladder 41 is provided with a protective frame 6 near one side of the periphery, one side of the protective frame 6 is connected to the second ladder 41, and the other side is connected to the second safety barrier 36. Preferably, the height of the protective frame 6 is not lower than the height of the second ladder 41.
The second fixing component 5 comprises a first vertical rod 51, a second vertical rod 52 and a second inclined rod 53; the first vertical rod 51 connects the second hanging rod 2 and the platform main body 3; the second vertical rod 52 connects the second hanging rod 2 with the platform main body 3; the first vertical rod 51 and the second vertical rod 52 are arranged side by side. One end of the second inclined rod 53 is mounted on the first vertical rod 51, and the other end is mounted on the other side edge of the second operation platform 32. The included angle formed by the first diagonal rod 42 and the second operation platform 32 is equal to the included angle formed by the second diagonal rod 53 and the second operation platform 32, so that the overall stress is more stable when the construction platform is hung on the pier column 8, and the safety is good when the construction platform is used.
Specifically, the first hanging rod 1, the second hanging rod 2, the first inclined rod 42, the first vertical rod 51, the second vertical rod 52 and the second inclined rod 53 are all waste steel materials; the first safety barrier 35 and the second safety barrier 36 are waste steel bars; the supporting frame 7 is formed by welding waste steel; the first operation platform 31, the second operation platform 32, the first side frame 33, the second side frame 34, the first ladder stand 37, the second ladder stand 41 and the protection frame 6 are formed by welding waste steel materials and waste steel bars; the construction platform has the advantages of convenient material taking, simple manufacture and lower cost.
When the bridge Gao Dunzhu prestress tensioning construction platform is used, a plurality of waste steel materials and a plurality of waste steel bars are taken and assembled through welding; and then the construction platform is integrally hoisted to the stretching position of the prestressed tendons 9, and the first hanging rod 1 and the second hanging rod 2 are respectively clamped between a plurality of embedded bars on the top surface of the pier column 8, so that the installation is completed. Constructor carries out construction operation on first operation platform 31, second operation platform 32, about through first cat ladder 37, second cat ladder 41, construction end again will construction platform dismantles from pier stud 8, construction platform can repeatedly turnover use, and the commonality is good, and the practicality is strong.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The prestress tensioning construction platform for the high pier column of the bridge is characterized by comprising a first hanging rod (1) and a second hanging rod (2) which are detachably arranged on the top surface of the pier column (8); the platform main body (3) is arranged below the first hanging rod (1) and the second hanging rod (2); a first fixing component (4) for connecting the first hanging rod (1) and the platform main body (3) and a second fixing component (5) for connecting the second hanging rod (2) and the platform main body (3);
the platform main body (3) comprises a first operation platform (31), a second operation platform (32) which is arranged above the first operation platform (31) in parallel, a first side frame (33) and a second side frame (34) which are respectively arranged between the two sides of the first operation platform (31) and the second operation platform (32) and respectively connected with the first operation platform (31) and the second operation platform (32), a first safety fence (35) which is arranged around the outer periphery of the first operation platform (31), a second safety fence (36) which is arranged around the outer periphery of the second operation platform (32) and a first ladder (37) which is arranged in the first side frame (33); the first fixing component (4) comprises a second crawling ladder (41) connected with the first hanging rod (1) and the second operation platform (32).
2. The bridge high pier prestressed tensioning construction platform according to claim 1, wherein a plurality of embedded bars are arranged on the top surface of the pier (8); the first hanging rod (1) and the second hanging rod (2) are respectively clamped between a plurality of embedded bars.
3. The bridge high pier prestress tensioning construction platform according to claim 2, wherein the bottoms of the first hanging rod (1) and the second hanging rod (2) are respectively welded with at least two backing plates.
4. The bridge high pier prestressed tensioning construction platform according to claim 1, wherein the second fixing component (5) comprises a first vertical rod (51), a second vertical rod (52) and a second diagonal rod (53), wherein the first vertical rod (51) and the second vertical rod (52) are arranged side by side and are respectively connected with the second hanging rod (2) and the platform main body (3), one end of the second diagonal rod is arranged on the first vertical rod (51), and the other end of the second diagonal rod is arranged on one side edge of the second operation platform (32); the first fixing component (4) further comprises a first inclined rod (42) with one end arranged on the side edge of the second crawling ladder (41) and the other end arranged on the other side edge of the second operation platform (32).
5. The bridge high pier prestress tensioning construction platform according to claim 4, wherein the first vertical rod (51), the second vertical rod (52), the second diagonal rod (53) and the first diagonal rod (42) are all waste steel materials; and an included angle formed by the first inclined rod (42) and the second operation platform (32) is equal to an included angle formed by the second inclined rod (53) and the second operation platform (32).
6. The bridge high pier column prestress tensioning construction platform according to claim 1 is characterized in that the first hanging rod (1) and the second hanging rod (2) are waste steel materials; the first safety guardrails (35) and the second safety guardrails (36) are waste steel bars; the first operation platform (31), the second operation platform (32), the first side frame (33), the second side frame (34), the first crawling ladder (37) and the second crawling ladder (41) are formed by welding waste steel materials and waste steel bars.
7. The bridge high pier prestress tensioning construction platform according to claim 1, wherein a protective frame (6) is arranged on one side, close to the periphery, of the second ladder stand (41), one side of the protective frame (6) is connected with the second ladder stand (41) and the other side of the protective frame is connected with the second safety barrier (36).
8. The bridge high pier prestress tensioning construction platform according to claim 7, wherein the height of the protective frame (6) is not lower than the height of the second ladder stand (41).
9. The bridge high pier prestress tensioning construction platform according to claim 8, wherein the protection frame (6) is formed by welding waste steel materials and waste steel bars.
10. The bridge high pier prestress tensioning construction platform according to claim 1, wherein a supporting frame (7) is further arranged between the first operation platform (31) and the second operation platform (32), and the supporting frame (7) is formed by welding waste steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320870765.5U CN219342890U (en) | 2023-04-18 | 2023-04-18 | Bridge high pier column prestress tensioning construction platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320870765.5U CN219342890U (en) | 2023-04-18 | 2023-04-18 | Bridge high pier column prestress tensioning construction platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219342890U true CN219342890U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320870765.5U Active CN219342890U (en) | 2023-04-18 | 2023-04-18 | Bridge high pier column prestress tensioning construction platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219342890U (en) |
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2023
- 2023-04-18 CN CN202320870765.5U patent/CN219342890U/en active Active
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