CN213805341U - Large-diameter deep-long bored pile reinforcement cage mounting platform - Google Patents
Large-diameter deep-long bored pile reinforcement cage mounting platform Download PDFInfo
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- CN213805341U CN213805341U CN202022764263.3U CN202022764263U CN213805341U CN 213805341 U CN213805341 U CN 213805341U CN 202022764263 U CN202022764263 U CN 202022764263U CN 213805341 U CN213805341 U CN 213805341U
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Abstract
The utility model provides a deep and long bored pile steel reinforcement cage mounting platform of major diameter, two-layer 22mm thick annular steel sheet is as steel reinforcement cage pressurized system about utilizing, the hoop sets up 12 draw-in grooves, the picture peg can be dismantled in the draw-in groove installation is used for transferring the in-process at the steel reinforcement cage and connect the steel reinforcement cage stirrup, thereby transmit the vertical load of steel reinforcement cage to annular steel sheet structure, mounting platform sets up in the steel protects a section of thick bamboo outside, bear the vertical load of steel reinforcement cage under transferring all operating modes of in-process, this device rigidity is big, safety and reliability, the structure is simple, it is convenient to install and remove, can recycle, with low costs, but wide application in deep and long bored pile steel reinforcement cage installation and construction of major diameter.
Description
Technical Field
The utility model belongs to the technical field of major diameter deep and long bored pile steel reinforcement cage installation construction, concretely relates to major diameter deep and long bored pile steel reinforcement cage mounting platform.
Background
With the vigorous development of high-speed railway bridge construction technology, large-diameter deep and long bored piles are increasingly applied to foundation construction of large-span continuous beams and high pier piles.
Because the major diameter deep and long bored pile steel reinforcement cage is mostly configured with two muscle, the main muscle diameter is great, and the whole weight of single pile steel reinforcement cage is great, adopts conventional steel reinforcement cage fixed mode to have great potential safety hazard, must adopt more reliable, convenient steel reinforcement cage mounting platform in order to guarantee personnel's safety and steel reinforcement cage positioning accuracy in the steel reinforcement cage installation.
The installation of major diameter deep and long bored pile steel reinforcement cage is important link in the bored pile construction, and the fixed steel reinforcement cage of the mode that steel pipe was worn to conventional sleeper influences construction safety, installation accuracy greatly, and shortcoming such as the operation process is inconvenient specifically does: firstly, in the process of hoisting the reinforcement cage in sections, a steel pipe with a larger diameter needs to be selected to penetrate into a reinforcement cage stirrup for fixing in order to bear a larger weight of the reinforcement cage, so that the operation is inconvenient; secondly, two steel pipes are stressed in the installation process of the reinforcement cage, contact points are few, and requirements on the diameter of a reinforcement cage stirrup and welding quality are high; thirdly, the mode that sleepers are matched with steel pipes to fix the reinforcement cage is adopted, the potential safety hazard is large, workers need to penetrate through the reinforcement cage, and the potential safety hazard exists under the condition that whether the steel pipes meet the weight of the reinforcement cage or not can not be guaranteed. A novel installation operation platform suitable for large-diameter steel reinforcement cages needs to be developed.
Disclosure of Invention
In order to overcome the not enough of above-mentioned prior art, the utility model aims at providing a deep and long bored concrete pile steel reinforcement cage mounting platform of major diameter, easy operation, factor of safety are high, stability is good, bear the vertical load under all operating modes in the steel reinforcement cage merogenesis installation.
In order to realize the purpose, the utility model discloses a technical scheme is:
a large-diameter deep-long bored pile reinforcement cage installation platform comprises an annular compression structure and a steel plate fixture system, wherein the annular compression structure comprises an upper layer of annular steel plate, a lower layer of annular steel plate, a reinforcement rib plate and an inner panel; the two layers of annular steel plates are welded with the inner panel into a whole, 12 reinforcing rib plates are uniformly arranged in the annular direction, the height of each rib plate is consistent with that of the inner panel, and the length of each rib plate is consistent with that of the annular steel plate; the steel plate fixture system comprises a left limiting plate, a right limiting plate and a steel plate fixture; control two of limiting plate be a set of, 12 groups are evenly set up to the hoop, stagger with the reinforcing floor, and 12 steel sheet fixture pass about stretch into the steel reinforcement cage between the limiting plate in, through with steel reinforcement cage stirrup point contact, bear the steel reinforcement cage load until whole steel reinforcement cage installation completion gradually in steel reinforcement cage connection process.
The stressed structure and the steel plate fixture are arranged on the outer side of the pile casing along the center of the pile casing, and 1 pile reinforcement cage is constructed and arranged for each drilled pile, so that the pile reinforcement cage can be used in a circulating manner.
The pressure structure is formed by integrally cutting a 22mm thick steel plate and is arranged on the outer side of the protective cylinder, a bottom plate of the annular structure must fall on the solid ground, the lower steel plate of the annular steel plate is higher than the protective cylinder, and the inner diameter of the annular steel plate is larger than the outer diameter of the protective cylinder by 25 cm.
The steel plate fixture in the steel plate fixture system is made of a 30mm steel plate, a hook must be arranged at the front end of the steel plate fixture system, and the hook is an inverted triangle with the length of 40mm multiplied by 40 mm.
The steel plate fixture system is characterized in that a gap between a left limiting plate and a right limiting plate meets tolerance fit in the installation process of the steel plate fixture, the left limiting plate and the right limiting plate provide space with the size of 338mm multiplied by 40mm multiplied by 306mm, and the steel plate fixture has the size of 600mm multiplied by 30mm multiplied by 290 mm. The inner panel is grooved at the left and right limiting plates, and the size of the notch is consistent with that of the left and right limiting plates.
The reinforcing rib plates are circumferentially and uniformly arranged around the circumferential steel plate, the distribution angle is 30 degrees, the left limiting plate and the right limiting plate are circumferentially and uniformly arranged around the circumferential steel plate, the distribution angle is 30 degrees, the reinforcing rib plates and the left limiting plate and the right limiting plate are arranged in a staggered mode, and the staggered angle is 15 degrees.
The length of the steel plate fixture is adjusted according to the inner diameter of the reinforcement cage stirrup, one side of the steel plate fixture is fixed with the left and right limiting plates, and the length of the steel plate fixture extends into the left and right limiting plates by 28 cm. The handle is arranged behind the steel plate clamp for convenient assembly and disassembly.
The steel plate clamps can adjust the quantity of the installation clamps in the installation process of the steel reinforcement cage, and the quantity used in each stage is determined according to stress calculation.
The utility model has the advantages that:
the utility model discloses compare with current stage construction technique, the firm steel reinforcement cage mounting platform of formation has following characteristics:
1) the mounting platform is arranged on the outer side of the pile casing, and provides a stable and safe construction environment for constructors in the mounting process.
2) The mounting platform has high integral rigidity, the contact points of the steel plate clamps and the reinforcing cage stirrup are as many as 12 in the sectional mounting process of the reinforcing cage, the reinforcing cage is uniformly stressed, and the safety factor is high.
3) The arrangement of the mounting platform and the use process of the steel plate clamp are simple, and the operation is convenient;
4) the steel plate fixture hoop evenly sets up around the steel reinforcement cage stirrup among the mounting platform, can not get into the inboard scope of stirrup, for follow-up irritate a in-process pipe transfer and other clear hole equipment provide bigger workspace, the follow-up construction of being convenient for.
5) The safety platform has a simple structure, and can be considered to use relatively fixed hanging ribs and be convenient to turnover in pile group construction. The method can be widely applied to the installation process of the large-diameter deep and long bored pile reinforcement cage.
Drawings
Fig. 1 is a schematic structural plan view of the present invention.
FIG. 2 is a schematic view of the vertical plane of the structure of the present invention;
wherein, 1 is a circumferential steel plate; 2 are left and right limit plates; 3 is a reinforced inner plate; 4 is an inner panel; 5 is a steel plate clamp; 6 is a reinforcement cage; and 7, a protective cylinder.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, the large-diameter deep and long bored pile reinforcement cage installation platform comprises a hoop compression structure and a steel plate fixture system, and is characterized in that the hoop compression structure comprises an upper hoop steel plate 1, a lower hoop steel plate 1, a reinforcing rib plate 3 and an inner panel 4; the two layers of annular steel plates 1 are welded with the inner panel 4 into a whole, 12 reinforcing rib plates 3 are uniformly arranged in the annular direction, the height of each rib plate is consistent with that of the inner panel 4, and the length of each rib plate is consistent with that of the annular steel plate 1; the steel plate fixture system comprises a left limiting plate 2, a right limiting plate 2 and a steel plate fixture 5; control two of limiting plate and be a set of, 12 groups are evenly set up to the hoop, stagger with the reinforcing floor, and 12 steel sheet fixture 5 pass about stretch into the steel reinforcement cage in 6 between the limiting plate, through 6 point contacts with steel reinforcement cage stirrup, bear the steel reinforcement cage load step by step until whole steel reinforcement cage installation is accomplished in steel reinforcement cage connection process.
The compression structure 1 and the steel plate clamps 5 are arranged on the outer side of the pile casing 7 along the center of the pile casing, and 1 pile reinforcement cage 6 is constructed and arranged for circulation.
The compression structure 1 is formed by integrally cutting a 22mm thick steel plate and is arranged outside the protective cylinder 7, a bottom plate of the annular structure must fall on the solid ground, the steel plate below the annular steel plate is higher than the protective cylinder, and the inner diameter of the annular steel plate is larger than the outer diameter of the protective cylinder by 25 cm.
The steel plate fixture 5 in the steel plate fixture system is made of a 30mm steel plate, a hook must be arranged at the front end of the steel plate fixture system, and the hook is an inverted triangle with the length of 40mm multiplied by 40 mm.
The gap between the left and right limiting plates 2 in the steel plate fixture system is required to meet tolerance fit in the installation process of the steel plate fixture 5, the space size provided by the left and right limiting plates 2 is 338mm multiplied by 40mm multiplied by 306mm (length multiplied by width multiplied by height), and the size of the steel plate fixture 5 is 600mm multiplied by 30mm multiplied by 290mm (length multiplied by width multiplied by height). The inner panel 4 is grooved at the left and right limiting plates, and the size of the groove opening is consistent with that of the left and right limiting plates.
3 rings of reinforcing floor evenly set up around the hoop steel sheet, the distribution angle is 30, about 2 rings of limiting plate evenly set up around the hoop steel sheet, the distribution angle is 30, reinforcing floor 3 with about 2 staggered arrangement of limiting plate, the angle of staggering is 15.
The length of the steel plate fixture 5 is adjusted according to the inner diameter of a stirrup of the steel reinforcement cage 6, one side of the steel plate fixture 5 is fixed with the stirrup of the steel reinforcement cage 6, one side of the steel plate fixture is fixed with the left limiting plate 2 and the right limiting plate 2, and the length of the left limiting plate 2 and the right limiting plate 2 is 28 cm. The handle is arranged at the rear part of the steel plate clamp 5, so that the steel plate clamp is convenient to assemble and disassemble.
The steel plate clamps can adjust the quantity of the installation clamps in the installation process of the steel reinforcement cage, and the quantity used in each stage is determined according to stress calculation.
The utility model discloses a theory of operation is:
utilize hoop compression structure 1, the reinforcing floor 3, the compression system that interior panel 4 formed, control limiting plate 2, the steel sheet fixture system that steel sheet fixture 5 formed, set up in protecting a 7 outsides, hoop compression structure 1 falls on solid subaerial, the bottom plate is higher than protects a top surface, 12 steel sheet fixture 5 pass about stretch into in the steel reinforcement cage 6 between the limiting plate, through contacting with 6 stirrup points of steel reinforcement cage, gradually bear the steel reinforcement cage load until whole steel reinforcement cage installation completion in the steel reinforcement cage connection process, transmit vertical load to ground in with the steel reinforcement cage installation through mounting platform.
Claims (7)
1. A large-diameter deep-long bored pile reinforcement cage installation platform comprises a circumferential compression structure and a steel plate fixture system, and is characterized in that the circumferential compression structure comprises an upper layer of circumferential steel plate (1), a lower layer of circumferential steel plate (3), a reinforcing rib plate (3) and an inner panel (4); the annular steel plate (1) is arranged on the outer side of the protective cylinder (7), and the lower steel plate of the annular steel plate (1) is higher than the protective cylinder (7); the two layers of annular steel plates (1) and the inner panel (4) are welded into a whole, 12 reinforcing rib plates (3) are circumferentially and uniformly arranged, the height of each reinforcing rib plate (3) is consistent with that of the inner panel (4), and the length of each reinforcing rib plate (3) is consistent with that of each annular steel plate (1); the steel plate fixture system comprises a left limiting plate, a right limiting plate (2) and a steel plate fixture (5); control two of limiting plate and be a set of, the hoop evenly sets up 12 groups, staggers with reinforcing floor (3) and arranges, and 12 steel sheet fixture (5) pass about stretch into the steel reinforcement cage between limiting plate (2), through with steel reinforcement cage stirrup (6) point contact, bear the steel reinforcement cage load until whole steel reinforcement cage installation completion gradually in steel reinforcement cage connecting process.
2. A large diameter deep and long bored pile cage installation platform according to claim 1, wherein the circumferential steel plate (1) is integrally cut out from a 22mm thick steel plate and is installed outside the casing (7), the bottom of the circumferential steel plate (1) must be dropped on the solid ground, and the inner diameter of the circumferential steel plate (1) is larger than the outer diameter of the casing (7) by 25 cm.
3. A large diameter deep and long bored pile cage installation platform according to claim 1, wherein the steel plate clamps (5) in the steel plate clamp system are made of 30mm steel plate, and the front end thereof must be provided with hooks, which are inverted triangles with a length of 40mm x 40 mm.
4. The large-diameter deep and long bored pile cage installation platform according to claim 1, wherein the gap between the left and right limiting plates (2) in the steel plate clamp system is designed to meet the tolerance fit in the installation process of the steel plate clamp (5), the space provided by the left and right limiting plates (2) is 338mm × 40mm × 306mm, the size of the steel plate clamp (5) is 600mm × 30mm × 290mm, the inner panel (4) is grooved at the left and right limiting plates (2), and the size of the groove opening is consistent with that of the left and right limiting plates.
5. The large-diameter deep and long bored pile reinforcement cage installation platform according to claim 1, wherein the reinforcement ribs (3) are circumferentially and uniformly arranged around the circumferential steel plate (1) at an angle of 30 °, the left and right limiting plates (2) are circumferentially and uniformly arranged around the circumferential steel plate (1) at an angle of 30 °, and the reinforcement ribs (3) and the left and right limiting plates (2) are staggered at an angle of 15 °.
6. The large-diameter deep and long bored pile reinforcement cage installation platform according to claim 1, wherein the length of the steel plate fixture (5) is adjusted according to the inner diameter of the reinforcement cage stirrup, one side of the steel plate fixture (5) is fixed with the reinforcement cage stirrup, one side of the steel plate fixture is fixed with the left and right limiting plates (2), the length of the steel plate fixture extends into the left and right limiting plates (2) is 28cm, and a handle is arranged behind the steel plate fixture (5) to facilitate assembly and disassembly.
7. The large-diameter deep and long bored pile cage installation platform according to claim 1, wherein the number of the steel plate clamps (5) is adjustable during cage installation, and the number used in each stage is determined according to the force calculation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022764263.3U CN213805341U (en) | 2020-11-25 | 2020-11-25 | Large-diameter deep-long bored pile reinforcement cage mounting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022764263.3U CN213805341U (en) | 2020-11-25 | 2020-11-25 | Large-diameter deep-long bored pile reinforcement cage mounting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213805341U true CN213805341U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022764263.3U Active CN213805341U (en) | 2020-11-25 | 2020-11-25 | Large-diameter deep-long bored pile reinforcement cage mounting platform |
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| Country | Link |
|---|---|
| CN (1) | CN213805341U (en) |
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- 2020-11-25 CN CN202022764263.3U patent/CN213805341U/en active Active
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