CN213563426U - A suspension type platform for prefabricating prestressing force stretch-draw of bent cap - Google Patents
A suspension type platform for prefabricating prestressing force stretch-draw of bent cap Download PDFInfo
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- CN213563426U CN213563426U CN202022260874.4U CN202022260874U CN213563426U CN 213563426 U CN213563426 U CN 213563426U CN 202022260874 U CN202022260874 U CN 202022260874U CN 213563426 U CN213563426 U CN 213563426U
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Abstract
The utility model relates to a suspension type platform for pre-fabricated bent cap prestress tensioning, which comprises a pre-fabricated bent cap placed on a storage pedestal, wherein a pre-stressed anchor backing plate is formed at the end part of the pre-fabricated bent cap, the tops of the two ends of the pre-fabricated bent cap are vertically and fixedly arranged on a bent cap stop block, and the suspension type platform is assembled outside the bent cap stop block through a hook; the top of the suspension type platform is provided with a track beam assembly, the track beam assembly is provided with a pulley assembly, the bottom of the pulley assembly is provided with a jack, and the jack is used for adjusting the centering of the jack and the prestressed anchor base plate through the movement of the pulley assembly; the utility model has simple structure, convenience, practicability, ingenious design and convenient installation of the suspension type platform transfer; the suspended platform is light in weight, and can be installed and transported by only two persons.
Description
Technical Field
The utility model belongs to the technical field of bridge engineering assembled component, especially, relate to a suspension type platform for prefabricating cover beam prestressing force stretch-draw.
Background
With the wide application of the assembly technology in bridge construction, the centralized prefabrication of the pier stud and the capping beam is more and more common. The centralized prefabrication of the bent cap has higher requirement on the field, the existing prefabricated bent cap prestressed tensioning platform usually travels in a wheel type mode, is simpler and more convenient, has large volume, is suitable for a working field with better field conditions, has higher requirement on the field space, reduces the construction efficiency during tensioning operation, and is not beneficial to the safe civilized construction of the field.
In view of the above problems, it is necessary to improve them.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome the defect among the above-mentioned prior art, provide a simple structure, reasonable in design, work efficiency are fast, convenient to use's a suspension type platform for prefabricating bent cap prestressing force stretch-draw.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a suspension type platform for pre-fabricated capping beam prestress tensioning comprises a pre-fabricated capping beam placed on a storage pedestal, a pre-stressed anchor backing plate is formed at the end part of the pre-fabricated capping beam, capping beam stop blocks are vertically and fixedly arranged at the tops of two ends of the pre-fabricated capping beam, and the suspension type platform is assembled on the outer sides of the capping beam stop blocks through hooks; the track beam assembly is installed at the top of the suspension type platform, the pulley assembly is assembled on the track beam assembly, and the jack is installed at the bottom of the pulley assembly and used for adjusting the centering of the jack and the prestressed anchor base plate through the movement of the pulley assembly.
As an optimized scheme of the utility model, the suspension type platform includes two girders, with the perpendicular pole setting of being connected of two girders, connects through the track roof beam subassembly between two girders.
As an optimized scheme of the utility model, two pole setting bottoms are connected through the parallel connection.
As an optimal scheme of the utility model, the pole setting is laminated in the tip of bent cap dog and prefabricated bent cap.
As a preferred scheme of the utility model, the track beam assembly comprises two secondary track beams connected with the end parts of two main beams; the two secondary track beams are connected with a main track beam, wherein the secondary track beams and the main track beam are both provided with tracks, and the pulley assemblies are connected on the tracks in a sliding manner.
As a preferred scheme of the utility model, the pulley assembly comprises a main pulley and an auxiliary pulley; the main pulley slides along the main track beam, wherein the main pulley is connected with the chain block, the tensioning jack is hung below the chain block, the auxiliary pulleys are connected with two ends of the main track beam, and the main track beam moves along the length direction of the auxiliary track beam through the auxiliary pulleys and is used for adjusting the positions of the jack and the prestressed anchor base plate.
As an optimized scheme of the utility model, be connected with the bracing between two girders and two pole settings.
As an optimized scheme of the utility model, bracing, tie, pole setting, couple and inferior track roof beam fixed connection, integrated into one piece.
As an optimal scheme of the utility model, the couple sets firmly the horizontal steel at suspension type platform both ends including the level, and the other end of horizontal steel sets firmly vertical steel perpendicularly, is formed with the mounting groove that is used for joint bent cap dog between vertical steel and the suspension type platform.
As an optimal scheme of the utility model, the length of vertical steel is 2/3 ~ 3/4 of bent cap dog height.
The utility model has the advantages that:
1. the utility model has simple structure, convenience, practicability, ingenious design and convenient installation of the suspension type platform transfer; the suspended platform is light in weight, and can be installed and transported by only two persons;
2. the utility model has convenient tensioning operation and high efficiency; pulleys in two directions are arranged on the platform, so that the position of a jack surface can be conveniently adjusted, and the tensioning operation can be rapidly carried out in place;
3. the workplace is concise; when the suspended platform is adopted, the occupied space required during operation is small, and the operation environment is simple.
Drawings
FIG. 1 is a diagram illustrating the usage of the present invention;
FIG. 2 is a schematic view of a suspended platform structure of the present invention;
FIG. 3 is an enlarged view of a portion of the present invention from the A direction;
reference numbers in the figures: the device comprises a prefabricated bent cap 1, a prestressed anchor base plate 1-1, a bent cap stop block 1-2, a storage pedestal 2, a suspension type platform 3, a hook 3-1, an auxiliary pulley 3-2, a secondary track beam 3-3, a main track beam 3-4, a main beam 3-5, a main pulley 3-6, an inclined strut 3-7, a parallel connection 3-8, an upright rod 3-9, a jack 4, a chain block 4-1, a pulley assembly 5, a track beam assembly 6, horizontal steel 30, vertical steel 31 and a mounting groove 32.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1-3, the suspension platform for pre-stressed tensioning of the prefabricated capping beam provided by this embodiment includes a prefabricated capping beam 1 placed on a storage pedestal 2, a pre-stressed anchor plate 1-1 is formed at an end of the prefabricated capping beam 1, tops of two ends of the prefabricated capping beam 1 are vertically and fixedly installed on a capping beam stop block 1-2, and a suspension platform 3 is installed on an outer side of the capping beam stop block 1-2 through a hook 3-1; and a track beam assembly 6 is installed at the top of the suspension type platform 3, a pulley assembly 5 is assembled on the track beam assembly 6, and a jack 4 is installed at the bottom of the pulley assembly 5 and used for adjusting the centering of the jack 4 and the prestressed anchor base plate 1-1 through the movement of the pulley assembly 5.
In the embodiment, a prefabricated bent cap 1 is arranged on a storage pedestal 2, the storage pedestal 2 is positioned on the ground, a hook 3-1 of a suspension type platform 3 is hung on a bent cap stop block 1-2, the suspension type platform 3 is completely in place, a main track beam and pulleys are installed, then a jack is hung on the main pulley through a manual hoist, and the jack can be adjusted in different directions through the movement of the main pulley and an auxiliary pulley until the jack and a pre-stressed anchor base plate of the bent cap are centered and in place, and a tensioning condition is achieved; the utility model has simple structure, convenience, practicability, ingenious design and convenient installation of the suspension type platform transfer; the suspended platform is light in weight, and can be installed and transported by only two persons.
The suspended platform 3 comprises two main beams 3-5 and upright rods 3-9 vertically connected with the two main beams 3-5, and the two main beams 3-5 are connected through a track beam assembly 6.
The main beams 3-5 and the upright posts 3-9 are both made of profile steel, the bottoms of the two upright posts 3-9 are connected through a parallel connection 3-8, and the upright posts 3-9 are attached to the end parts of the bent cap baffle 1-2 and the prefabricated bent cap 1; the contact area between the upright rods 3-9 and the prefabricated bent cap 1 and the bent cap stop block 1-2 is increased, and the stability and the safety of the assembly of the suspension type platform 3 are further ensured.
The track beam assembly 6 comprises two secondary track beams 3-3 connected with the end parts of the two main beams 3-5; the two secondary track beams 3-3 are connected with a main track beam 3-4, and the pulley assembly 5 is connected to the track in a sliding manner; the secondary track beam 3-3 and the main track beam 3-4 are both made of profile steel, wherein the secondary track beam 3-3 is also used as a stress rod piece of the platform. The secondary track beam 3-3 and the main track beam 3-4 are respectively provided with a track for rolling a pulley, two ends of the main track beam 3-4 are connected with the secondary pulley 3-2 into a whole, and the main pulley 3-6 slides on the main track beam 3-4.
The utility model has convenient tensioning operation and high efficiency; the pulleys in two directions are arranged on the platform, so that the position of the jack surface can be conveniently adjusted, and the tensioning operation can be rapidly carried out in place.
An inclined strut 3-7 is connected between the two main beams 3-5 and the two upright rods 3-9; the inclined strut 3-7 is a support stress rod piece of the platform and is composed of section steel.
The pulley assembly 5 comprises a main pulley 3-6 and a secondary pulley 3-2; the main pulley 3-6 slides along the main track beam 3-4, wherein the main pulley 3-6 is connected with a chain block 4-1, a tensioning jack 4 is hung below the main pulley 3-6, the auxiliary pulley 3-2 is connected with two ends of the main track beam 3-4, and the main track beam 3-4 moves along the length direction of the auxiliary track beam 3-3 through the auxiliary pulley 3-2 to adjust the positions of the jack 4 and the prestressed anchor backing plate 1-1; specifically, the main pulley 3-6 and the auxiliary pulley 3-2 are small rollers, and the jack 4 can move in one direction by rolling of the main pulley 3-6; the main track beam 3-4 and the jack 4 can move in the other direction through the rolling of the auxiliary pulley 3-2. The jack 4 and the tensioning anchor backing plate 1-1 can be aligned and positioned through the alternate movement in two directions.
3-7 parts of inclined strut, 3-8 parts of parallel connection, 3-9 parts of vertical rod, 3-1 parts of hook and 3-3 parts of secondary track beam are fixedly connected and integrally formed; the structural strength and the integral firmness of the suspension type platform 3 are improved, and the use safety is further ensured.
The hook 3-1 comprises horizontal steel 30 horizontally and fixedly arranged at two ends of the suspension type platform 3, vertical steel 31 is vertically and fixedly arranged at the other end of the horizontal steel 30, and a mounting groove 32 for clamping the bent cap stop block 1-2 is formed between the vertical steel 31 and the suspension type platform 3; the length of the vertical steel 31 is 2/3-3/4 of the height of the bent cap stop block 1-2; the assembly between the hook 3-1 and the bent cap stop block 1-2 is facilitated, so that the tensioning operation is convenient and efficient.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: the technical scheme includes that the novel steel structure comprises the following terms of a prefabricated bent cap 1, a prestressed anchor base plate 1-1, a bent cap stop block 1-2, a storage pedestal 2, a suspension type platform 3, a hook 3-1, an auxiliary pulley 3-2, a secondary track beam 3-3, a main track beam 3-4, a main beam 3-5, a main pulley 3-6, an inclined strut 3-7, a parallel connection 3-8, an upright rod 3-9, a jack 4, a chain block 4-1, a pulley assembly 5, a track beam assembly 6, horizontal steel 30, vertical steel 31, an installation groove 32 and the like, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides a suspension type platform for prefabricating tectorial membrane prestressing force stretch-draw which characterized in that: the device comprises a prefabricated bent cap (1) placed on a storage pedestal (2), wherein a prestressed anchor base plate (1-1) is formed at the end part of the prefabricated bent cap (1), bent cap stop blocks (1-2) are vertically and fixedly arranged at the tops of two ends of the prefabricated bent cap (1), and a suspension type platform (3) is assembled on the outer sides of the bent cap stop blocks (1-2) through hooks (3-1); track beam assembly (6) are installed at suspension type platform (3) top, are equipped with loose pulley assembly (5) on track beam assembly (6), and jack (4) are installed to loose pulley assembly (5) bottom, through the removal of loose pulley assembly (5) for the centering of adjustment jack (4) and prestressed anchorage backing plate (1-1).
2. The suspended platform for pre-fabricated cover beam prestress tensioning according to claim 1, wherein: the suspension type platform (3) comprises two main beams (3-5) and upright rods (3-9) vertically connected with the two main beams (3-5), and the two main beams (3-5) are connected through a track beam assembly (6).
3. The suspended platform for pre-fabricated cover beam prestress tensioning according to claim 2, wherein: the bottoms of the two upright posts (3-9) are connected through a parallel connection (3-8).
4. The suspended platform for pre-fabricated cap beam prestress tensioning according to claim 3, wherein: the upright rods (3-9) are attached to the end parts of the bent cap stop blocks (1-2) and the prefabricated bent cap (1).
5. The suspended platform for pre-fabricated cover beam prestress tensioning according to claim 2, wherein: the track beam assembly (6) comprises two secondary track beams (3-3) connected with the end parts of the two main beams (3-5); the two secondary track beams (3-3) are connected with the main track beams (3-4), wherein the secondary track beams (3-3) and the main track beams (3-4) are both provided with tracks, and the pulley assemblies (5) are connected to the tracks in a sliding manner.
6. The suspended platform for pre-fabricated cap beam prestress tensioning according to claim 5, wherein: the pulley assembly (5) comprises a main pulley (3-6) and a secondary pulley (3-2); the main pulleys (3-6) slide along the main track beam (3-4), wherein the main pulleys (3-6) are connected with a chain block (4-1), a tensioning jack (4) is hung below the main pulleys, the auxiliary pulleys (3-2) are connected with two ends of the main track beam (3-4), and the main track beam (3-4) moves along the length direction of the auxiliary track beam (3-3) through the auxiliary pulleys (3-2) and is used for adjusting the positions of the jack (4) and the prestressed anchor backing plate (1-1).
7. The suspended platform for pre-fabricated cap beam prestress tensioning according to claim 5, wherein: and inclined struts (3-7) are connected between the two main beams (3-5) and the two upright rods (3-9).
8. The suspended platform for pre-fabricated cap beam prestress tensioning according to claim 7, wherein: the inclined strut (3-7), the parallel connection (3-8), the vertical rod (3-9), the hook (3-1) and the secondary track beam (3-3) are fixedly connected and integrally formed.
9. The suspended platform for pre-fabricated cap beam prestress tensioning according to claim 8, wherein: the hook (3-1) comprises horizontal steel (30) which is horizontally fixed at two ends of the suspension type platform (3), the other end of the horizontal steel (30) is vertically fixed with vertical steel (31), and a mounting groove (32) used for clamping the bent cap stop block (1-2) is formed between the vertical steel (31) and the suspension type platform (3).
10. The suspended platform for pre-fabricated cap beam prestress tensioning according to claim 9, wherein: the length of the vertical steel (31) is 2/3-3/4 of the height of the bent cap stop block (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022260874.4U CN213563426U (en) | 2020-10-12 | 2020-10-12 | A suspension type platform for prefabricating prestressing force stretch-draw of bent cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022260874.4U CN213563426U (en) | 2020-10-12 | 2020-10-12 | A suspension type platform for prefabricating prestressing force stretch-draw of bent cap |
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| CN213563426U true CN213563426U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022260874.4U Active CN213563426U (en) | 2020-10-12 | 2020-10-12 | A suspension type platform for prefabricating prestressing force stretch-draw of bent cap |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117536123A (en) * | 2023-12-13 | 2024-02-09 | 中建交通建设集团有限公司 | Construction method of bridge prestress construction comprehensive trolley device |
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2020
- 2020-10-12 CN CN202022260874.4U patent/CN213563426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117536123A (en) * | 2023-12-13 | 2024-02-09 | 中建交通建设集团有限公司 | Construction method of bridge prestress construction comprehensive trolley device |
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