CN216275648U

CN216275648U - High-strength prestressed steel strand concrete square pile

Info

Publication number: CN216275648U
Application number: CN202122003992.1U
Authority: CN
Inventors: 马佳飞; 代艳荣
Original assignee: Haiyan Huiqiang Pile Industry Co ltd
Current assignee: Haiyan Huiqiang Pile Industry Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-04-12
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a high-strength prestressed steel strand concrete square pile, which comprises a first metal square barrel, a second metal square barrel, a reinforcement cage, a first steel strand and a second steel strand, the second metal square tube is internally provided with an upright post which is fixedly connected with the inner wall of the second metal square tube through a supporting piece, the outer side of the second metal square cylinder is provided with a clamping groove matched with the first steel strand, a steel reinforcement cage is sleeved on the second metal square cylinder, a plurality of first steel strands are arranged in parallel relatively, the steel reinforcement cage is sleeved on the first steel strands, a first metal square tube is sleeved outside the reinforcement cage, a second steel strand is arranged between the reinforcement cage and the first metal square tube, the second steel strand wires are arranged in parallel relatively, a waterproof anticorrosive coating is coated on the outer wall of the first metal square cylinder, and a first concrete layer covers the outer wall of the waterproof anticorrosive coating. The pile body verticality of the square pile is good, and the strength of the square pile can be improved.

Description

High-strength prestressed steel strand concrete square pile

Technical Field

The utility model relates to the technical field of concrete square piles, in particular to a high-strength prestressed steel strand concrete square pile.

Background

The concrete (concrete, stone vector) is a general name of composite material which is prepared by mixing a gel material, an aggregate and water according to a proper proportion and then hardening the mixture for a certain time.

In the Chinese utility model, the patent numbers: CN212670556U discloses a prestressing steel strand concrete square pile, adopts the mill prefabrication, has shorter construction cycle than the bored concrete pile of cast in situ, and pile quality is more stable advantage, has practiced thrift the main reinforcement steel content greatly, and is more economical reasonable, still has bigger bearing capacity simultaneously. However, the square pile is insufficient in strength and poor in verticality, and cannot be drained.

Therefore, a high-strength prestressed steel strand concrete square pile is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a high-strength prestressed steel strand concrete square pile which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a high-strength prestressed steel strand concrete square pile comprises a first metal square cylinder, a second metal square cylinder, a steel reinforcement cage, a first steel strand and a second steel strand, the second metal square tube is internally provided with an upright post which is fixedly connected with the inner wall of the second metal square tube through a supporting piece, the outer side of the second metal square cylinder is provided with a clamping groove matched with the first steel strand, a steel reinforcement cage is sleeved on the second metal square cylinder, a plurality of first steel strands are arranged in parallel relatively, the steel reinforcement cage is sleeved on the first steel strands, a first metal square tube is sleeved outside the reinforcement cage, a second steel strand is arranged between the reinforcement cage and the first metal square tube, the second steel strand wires are arranged in parallel relatively, a waterproof anticorrosive coating is coated on the outer wall of the first metal square cylinder, and a first concrete layer covers the outer wall of the waterproof anticorrosive coating.

Furtherly, first concrete layer one side embedding has inside hollow permeable to water piece, permeable to water piece is equipped with four groups at least, permeable to water piece one side is equipped with the hole of permeating water, permeable to water piece inside with permeate water hole intercommunication.

Furthermore, a second concrete layer is filled between the first metal square tube and the steel reinforcement cage, and through the design of the first metal square tube and the second metal square tube, the verticality of the pile body of the square pile is good, the defects of pile material breakage, breakage and the like can be reduced, the strength of the square pile can be improved, and the pile forming quality is obviously improved.

Further, a fourth concrete layer is filled between the reinforcement cage and the second metal square tube.

Further, a third concrete layer is filled in the second metal square cylinder.

Furthermore, one end of the second metal square cylinder is fixedly connected with an end plate, and one end of the first steel strand is fixedly inserted into the end plate, so that the end plate is connected with the square pile more tightly.

Compared with the prior art, the utility model has the following beneficial effects: through the design in permeable piece and permeable hole, make this square pile when the earthquake, can carry out the drainage, do not influence pile body intensity itself, can also improve the foundation bearing capacity simultaneously, reduce foundation settlement volume and accelerate the foundation consolidation after shaking, through first metal square tube, the second metal square tube, a column, the design of first steel strand wires and second steel strand wires, make the pile body verticality of this square pile good, can reduce defects such as pile material damage, the rupture, and can improve the intensity of this square pile, it is showing the improvement to become the stake quality, first steel strand wires one end is fixed to be inserted on the end plate, thereby it is inseparabler to make the end plate be connected with this square pile.

Drawings

Fig. 1 is a schematic structural view of a high-strength prestressed steel strand concrete square pile according to the present invention.

Fig. 2 is a schematic view of the internal structure of a high-strength prestressed steel strand concrete square pile according to the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2 of the high-strength prestressed steel strand concrete square pile of the present invention.

In the figure: 1. a first concrete layer; 2. an end plate; 3. a first steel strand; 4. a water permeable member; 5. water permeable holes; 6. a waterproof anticorrosive layer; 7. a first metal square cylinder; 8. a reinforcement cage; 9. a second concrete layer; 10. a column; 11. a support member; 12. a second metal square cylinder; 13. a third concrete layer; 14. a fourth concrete layer; 15. a second steel strand; 16. a clamping groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a high-strength prestressed steel strand concrete square pile comprises a first metal square tube 7, a second metal square tube 12, a steel reinforcement cage 8, a first steel strand 3 and a second steel strand 15, wherein an upright column 10 is arranged inside the second metal square tube 12, the upright column 10 is fixedly connected with the inner wall of the second metal square tube 12 through a support member 11, a clamping groove 16 matched with the first steel strand 3 is formed in the outer side of the second metal square tube 12, the steel reinforcement cage 8 is sleeved on the second metal square tube 12, a plurality of first steel strands 3 are arranged in a relatively parallel manner, the steel reinforcement cage 8 is sleeved on the first steel strand 3, the first metal square tube 7 is sleeved on the outer side of the steel reinforcement cage 8, the second steel strand 15 is arranged between the steel reinforcement cage 8 and the first metal square tube 7, a plurality of second steel strands 15 are arranged in a relatively parallel manner, the outer wall of the first metal square tube 7 is coated with a waterproof and corrosion-resistant layer 6, the outer wall of the waterproof anticorrosive layer 6 is covered with a first concrete layer 1.

Wherein, 1 one side embedding of first concrete layer has inside hollow piece 4 of permeating water, it is equipped with four groups at least to permeate

water piece

4, 4 one sides of permeating water are equipped with the hole 5 of permeating water, permeate water 4 inside and permeate water hole 5 intercommunication.

The second concrete layer 9 is filled between the first metal square tube 7 and the reinforcement cage 8, and through the design of the first metal square tube 7 and the second metal square tube 12, the verticality of the square pile body is good, the defects of pile material breakage, breakage and the like can be reduced, the strength of the square pile can be improved, and the pile forming quality is obviously improved.

And a fourth concrete layer 14 is filled between the reinforcement cage 8 and the second metal square tube 12.

Wherein, the second metal square tube 12 is filled with a third concrete layer 13.

Wherein, 12 one end fixedly connected with end plate 2 of second metal square cylinder, 3 one ends of first steel strand wires are fixed to be inserted on end plate 2 to make end plate 2 be connected inseparabler with this square pile.

It should be noted that the utility model is a high-strength prestressed steel strand concrete square pile, firstly, a third concrete layer 13 is poured in a second metal square cylinder 12 connected with an upright post 10, a first steel strand 3 is clamped with the second metal square cylinder 12, then a reinforcement cage 8 is sleeved on the second metal square cylinder 12 and the first steel strand 3 together, a fourth concrete layer 14 is filled between the reinforcement cage 8 and the second metal square cylinder 12, a first metal square cylinder 7 is sleeved on the reinforcement cage 8, a second steel strand 15 is arranged between the reinforcement cage 8 and the first metal square cylinder 7, a second concrete layer 9 is filled between the first metal square cylinder 7 and the reinforcement cage 8, a waterproof and anticorrosive layer 6 is coated on the outer wall of the first metal square cylinder 7, a first concrete layer 1 is covered on the outer wall of the waterproof and anticorrosive layer 6, a hollow permeable piece 4 is embedded in one side of the first concrete layer 1, at least four groups of permeable pieces 4 are arranged, and a water permeable hole 5 is formed in one side of the water permeable piece 4, and finally the square pile is installed.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A high-strength prestressed steel strand concrete square pile comprises a first metal square cylinder (7), a second metal square cylinder (12) and a steel reinforcement cage (8), and is characterized by further comprising a first steel strand (3) and a second steel strand (15), wherein a stand column (10) is arranged inside the second metal square cylinder (12), the stand column (10) is fixedly connected with the inner wall of the second metal square cylinder (12) through a supporting piece (11), a clamping groove (16) matched with the first steel strand (3) is formed in the outer side of the second metal square cylinder (12), the steel reinforcement cage (8) is sleeved on the second metal square cylinder (12), a plurality of steel strands (3) are arranged in a relatively parallel mode, the steel reinforcement cage (8) is sleeved on the first steel strand (3), the first metal square cylinder (7) is sleeved on the outer side of the steel reinforcement cage (8), and the second steel strand (15) is arranged between the steel reinforcement cage (8) and the first metal square cylinder (7), the second steel strand wires (15) are arranged in parallel relatively and are provided with a plurality of wires, the outer wall of the first metal square tube (7) is coated with a waterproof anticorrosive coating (6), and the outer wall of the waterproof anticorrosive coating (6) is covered with a first concrete layer (1).

2. The high-strength prestressed steel strand concrete square pile as claimed in claim 1, wherein: first concrete layer (1) one side embedding has inside hollow permeable to water piece (4), permeable to water piece (4) are equipped with four groups at least, permeable to water piece (4) one side is equipped with permeable to water hole (5).

3. The high-strength prestressed steel strand concrete square pile as claimed in claim 1, wherein: and a second concrete layer (9) is filled between the first metal square tube (7) and the steel reinforcement cage (8).

4. The high-strength prestressed steel strand concrete square pile as claimed in claim 1, wherein: and a fourth concrete layer (14) is filled between the reinforcement cage (8) and the second metal square tube (12).

5. The high-strength prestressed steel strand concrete square pile as claimed in claim 1, wherein: and a third concrete layer (13) is filled in the second metal square tube (12).

6. The high-strength prestressed steel strand concrete square pile as claimed in claim 1, wherein: one end of the second metal square cylinder (12) is fixedly connected with an end plate (2), and one end of the first steel strand (3) is fixedly inserted on the end plate (2).