Full prestressed concrete integrated root solid square pile with steel pile tip and manufacturing method thereof

A processing method and prestressing technology, applied in sheet pile walls, foundation structure engineering, construction, etc., can solve the problems of complex production process of concrete piles, high labor intensity, increased production cost of concrete piles, etc., and achieve remarkable effect of use function

Inactive Publication Date: 2011-01-12
德睿盛兴(大连)装配式建筑科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The production process of the above-mentioned concrete piles is complex and ancient, and the production of steel cages is time-consuming and labor-intensive, with high labor intensity, low wages, and poor quality, which increase the production cost of concrete piles

Method used

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  • Full prestressed concrete integrated root solid square pile with steel pile tip and manufacturing method thereof
  • Full prestressed concrete integrated root solid square pile with steel pile tip and manufacturing method thereof
  • Full prestressed concrete integrated root solid square pile with steel pile tip and manufacturing method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0043] According to the needs of a certain project, a steel pile tip fully prestressed concrete whole solid square pile is designed and produced, with a cross section of 700×700 (mm), a length of 25 meters, and a total of 16 prestressed main reinforcements with a diameter of 12.6. mm, the stirrup diameter is 8mm.

[0044] Such as figure 1 As shown, the whole solid square pile of fully prestressed concrete at the tip of the steel pile includes a pile tip 1, a pile body 2, and a pile cap 3; The pile tip 1 is inserted into the pile body 2 through the pile tip anchor bar 4, and the pile tip anchor bar 4 is bound and connected to the intersection of the stirrup bar; the pile cap 3 is inserted into the pile body 2 through the pile cap anchor bar 5, and the pile cap anchor bar 5 is connected to the stirrup bar The intersection is bound and connected; the steel pile tip is fully prestressed concrete, and the whole solid square pile is made of concrete pouring.

[0045] The prestress...

Embodiment 2

[0050] According to the needs of a certain project, a steel pile point fully prestressed concrete whole solid square pile is designed and produced, with a cross section of 300×300 (mm), a length of 15 meters, and a total of 8 prestressed main reinforcements with a diameter of 7.1 mm, the stirrup diameter is 5mm.

[0051] The main difference between this square pile and the embodiment is the difference in the number of main reinforcements used and the use of different main reinforcement structures. Therefore, this embodiment only introduces the differences from Embodiment 1 here.

[0052] In this embodiment, the prestressed main reinforcement is used in combination with the four-corner prestressed main reinforcement and the inner four-corner prestressed main reinforcement, such as Figure 6 As shown, the four corners of the square pile are the four-corner prestressed main reinforcement, and the four main reinforcements at the center of the four sides of the square pile constit...

Embodiment 3

[0054] According to the needs of a certain project, a steel pile tip fully prestressed concrete whole solid square pile is designed and produced, with a cross-section of 350×350 (mm), a length of 18 meters, and a total of 8 prestressed main reinforcements with a diameter of 9mm. , The stirrup diameter is 5mm.

[0055] The main difference between this square pile and the embodiment is the difference in the number of main reinforcements used and the use of different main reinforcement structures. Therefore, this embodiment only introduces the differences from Embodiment 1 here.

[0056] In this embodiment, the prestressed main reinforcement is used in combination with the four-corner prestressed main reinforcement and the inner four-corner prestressed main reinforcement, such as Figure 7 As shown, the four corners of the square pile are the four-corner prestressed main reinforcement, and the four main reinforcements at the center of the four sides of the square pile constitute...

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Abstract

The invention discloses a full prestressed concrete integrated root solid square pile with a steel pile tip and a manufacturing method thereof, relating to the field of building material construction. The full prestressed concrete integrated root solid square pile with the steel pile tip comprises the pile tip, a pile body and a pile cap, wherein the pile body is formed by spirally winding a prestress main bar through a hooping; the hooping is strapped and connected with the main bar in the crossing position; the pile tip is inserted into the pile body through a pile tip anchor bar; the pile tip anchor bar is strapped and connected with the hooping in the crossing position; the pile cap is inserted into the pile body through a pile cap anchor bar; the pile cap anchor bar is strapped and connected with the hooping in the crossing position; and the integrated pouring of the full prestressed concrete integrated root solid square pile with the steel pile tip is realized by utilizing concrete. According to the full prestressed concrete integrated root solid square pile with a steel pile tip and the manufacturing method thereof, the integrated design, the integrated pouring and the one-step molding of the pile body, the pile cap and the pile tip are utilized; the pile tip is inserted into the pile body through the pile tip anchor bar; the industrial production of the square pile can be realized by utilizing the manufacturing method; the production industrialization of the square pile can be easily realized; and the manual work is saved.

Description

technical field [0001] The invention relates to the field of construction of building materials, in particular to a steel pile tip fully prestressed concrete whole solid square pile and a processing method thereof. Background technique [0002] In the design of pile foundation, ordinary reinforced concrete piles cannot withstand 4-5N / mm 2 Tensile stress, under normal construction conditions, pile body cracks appear during stacking, hoisting, transportation, and pile sinking. For slender piles, cracks are more serious. This is a major technical problem, and the original technological conditions cannot be overcome, which limits the use of piles. When the pile is underground, water seepage from cracks and erosion of harmful substances will inevitably affect its durability. Therefore, although ordinary reinforced concrete piles are designed with a large number of steel bars to limit the production length and section size (6-8m, 300-500mm) of the pile, it is still difficult to...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E02D5/58E02D5/30E02D5/72
Inventor 徐世大徐良酉
Owner 德睿盛兴(大连)装配式建筑科技有限公司
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