CN215165511U

CN215165511U - Corrosion-resistant concrete pipe pile

Info

Publication number: CN215165511U
Application number: CN202121755163.2U
Authority: CN
Inventors: 夏利炎
Original assignee: Tangshan Baofeng Pipe Pile Co ltd
Current assignee: Tangshan Baofeng Pipe Pile Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-14
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to the technical field of concrete pipe piles, in particular to a corrosion-resistant concrete pipe pile, which comprises a pipe pile, wherein end plates are arranged at the upper end and the lower end of the pipe pile, the end plates are fixedly connected with the pipe pile, reinforcing steel bars are arranged at the inner side of the pipe pile, a waterproof layer is arranged at the outer side of the pipe pile, and an anti-corrosion layer is arranged at the outer side of the waterproof layer, in the concrete pipe pile, the anti-corrosion layer, the waterproof layer and the protective layer are arranged, the arrangement is matched with the arrangement of epoxy asphalt materials of the anti-corrosion layer and the arrangement of alumina materials of the protective layer, the high polymer waterproof layer with epoxy resin and resin groups added inside, and the cement, silicon carbide fine powder, coal ash, alumina micro powder, quartz sand and glass fiber reinforced plastic fiber of the pipe pile are mixed to manufacture, when the concrete pipe pile is used in a humid environment, the corrosion resistance of the concrete pipe pile is better, and the phenomenon that cracks appear at the outer side of the concrete pipe pile after long-used is avoided to the greatest extent, the strength of the concrete pipe pile is ensured, and the normal use of the concrete pipe pile is ensured.

Description

Corrosion-resistant concrete pipe pile

Technical Field

The utility model relates to a concrete pipe pile technical field specifically is a corrosion-resistant concrete pipe pile.

Background

At the end of the last 60 th century, the Fengtai bridge factory of Ministry of railways began to produce pretensioned prestressed concrete tubular piles, which were mainly used for the foundation construction of railway bridge engineering, the post-tensioned prestressed concrete tubular piles were developed and produced in the 70 th century, and since the 70 th century, especially in the construction of Shanghai Baoshan iron and Steel works, a great number of steel tubular piles introduced in Japan were used, so that not only was the cost high, but also the durability was poor, in order to meet the needs of port construction development, the three navigation bureau of Ministry of communications in 1987 introduced the prestressed high-strength concrete tubular pile production line from Japan in full set, the PHC tubular pile had the main specification of vertebra 600mm to vertebra 1000mm, and in the later 80 th century, Ningbo Zhedong cement products Limited company and related research institutions cooperated, aiming at the characteristics of sludge soft geology in coastal areas of China, the pretensioned prestressed concrete thin-walled tubular pile was developed by reforming the PC tubular pile, and the PTC tubular pile had the main specification of vertebra 300mm to 600mm, in 1989 to 1992, the national building material institute of Suzhou concrete cement products and the Panyu wine City Qiaofeng cement products Limited company independently develop a homemade prestressed high-strength concrete pipe pile according to the actual conditions of China by digesting and absorbing introduced pipe pile production lines, and in 1993, the achievement is listed as a national key promotion project by the original construction department.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant concrete pipe pile to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a corrosion-resistant concrete pipe pile, includes the tubular pile, both ends all are equipped with the end board about the tubular pile, and end board and tubular pile fixed connection, the tubular pile inboard is equipped with the reinforcing bar, the tubular pile outside is equipped with the waterproof layer, the waterproof layer outside is equipped with anti-corrosion coating.

Preferably, the tubular pile is made by mixing cement, silicon carbide fine powder, fly ash, alumina micro powder, quartz sand and glass fiber reinforced plastic fibers.

Preferably, the reinforcing bar outside is equipped with the inoxidizing coating, and inoxidizing coating and tubular pile fixed connection, the inoxidizing coating is the zinc layer, and the inoxidizing coating plates in the reinforcing bar outside through the mode of electroplating.

Preferably, the waterproof layer is polymer waterproof anticorrosive paint, and the waterproof layer is inside to have epoxy and resin group, the waterproof layer is attached to the tubular pile outside through the mode of spraying.

Preferably, the anti-corrosion layer is made of epoxy asphalt, and the anti-corrosion layer is attached to the outer side of the waterproof layer in a spraying mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the anti-corrosion coating that sets up, waterproof layer and inoxidizing coating, this kind of epoxy asphalt material that sets up the cooperation anti-corrosion coating sets up, the alumina material setting of inoxidizing coating, inside has the polymer waterproof layer that has epoxy and resin group and the cement of tubular pile, carborundum fine powder, fly ash, alumina miropowder, quartz sand and glass steel fiber mix the preparation, when using concrete pipe pile under moist environment, make its corrosion resisting property better, the phenomenon that crackle appears in the outside after the at utmost has avoided concrete pipe pile long-time use, the intensity of concrete pipe pile has been guaranteed, thereby the normal use of concrete pipe pile has been guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is the utility model discloses the mounting structure schematic diagram of reinforcing bar.

In the figure: 1-tubular pile, 2-end plate, 3-reinforcing steel bar, 4-protective layer, 5-waterproof layer and 6-anti-corrosion layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a corrosion-resistant concrete pipe pile, includes tubular pile 1, both ends all are equipped with end board 2 about tubular pile 1, and end board 2 and 1 fixed connection of tubular pile, and 1 inboard of tubular pile is equipped with reinforcing bar 3, and 1 outside of tubular pile is equipped with waterproof layer 5, and the 5 outsides of waterproof layer are equipped with anti-corrosion coating 6.

The tubular pile 1 is made by mixing cement, silicon carbide fine powder, fly ash, alumina micro powder, quartz sand and glass fiber reinforced plastic fiber, the arrangement enables the tubular pile 1 to have better corrosion resistance, simultaneously improves the strength of the tubular pile 1, reduces the permeability of the tubular pile 1, a protective layer 4 is arranged on the outer side of a steel bar 3, the protective layer 4 is fixedly connected with the tubular pile 1, the protective layer 4 is a zinc layer, the protective layer 4 is plated on the outer side of the steel bar 3 in an electroplating mode, the arrangement improves the corrosion resistance of the steel bar 3, thereby ensuring the strength of the tubular pile 1, the waterproof layer 5 is polymer waterproof and anticorrosive paint, epoxy resin and resin groups are added in the waterproof layer 5, the waterproof layer 5 is attached to the outer side of the tubular pile 1 in a spraying mode, the arrangement improves the waterproof and anticorrosive performance of the tubular pile 1, and the anticorrosive layer 6 is made of epoxy asphalt, and the anti-corrosion layer 6 is attached to the outer side of the waterproof layer 5 in a spraying mode, so that the waterproof and anti-corrosion performance of the tubular pile 1 is better, and the service life of the tubular pile 1 is prolonged.

The working process is as follows: when the device is used, silicon carbide fine powder, fly ash, alumina micro powder, quartz sand and glass fiber reinforced plastic are added into raw materials for manufacturing the tubular pile 1, so that the corrosion resistance of the tubular pile 1 is improved, the strength of the tubular pile 1 is improved, the permeability of the tubular pile 1 is reduced, because the reinforcing steel bar 3 is added into the tubular pile 1 during the manufacturing, the reinforcing steel bar 3 is electroplated with zinc before the reinforcing steel bar 3 is added, so that a protective layer 4 is formed to improve the corrosion resistance of the reinforcing steel bar 3, the reinforcing steel bar 3 is prevented from being corroded, the strength of the tubular pile 1 is ensured, after the above operations are completed, a high molecular waterproof layer 5 with epoxy resin and resin groups added inside is sprayed on the outer side of the tubular pile 1, so that the waterproof and corrosion resistance of the tubular pile 1 is improved, after the spraying operation is completed, a layer of anti-corrosion layer made of epoxy asphalt is sprayed on the outer side of the tubular pile, therefore, the waterproof and corrosion-resistant performance of the tubular pile 1 is better, and the tubular pile 1 can be used finally.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a corrosion-resistant concrete pipe pile, includes tubular pile (1), its characterized in that: both ends all are equipped with end board (2) about tubular pile (1), and end board (2) and tubular pile (1) fixed connection, tubular pile (1) inboard is equipped with reinforcing bar (3), tubular pile (1) outside is equipped with waterproof layer (5), waterproof layer (5) outside is equipped with anti-corrosion coating (6).

2. The corrosion-resistant concrete pipe pile of claim 1, wherein: the tubular pile (1) is prepared by mixing cement, silicon carbide fine powder, fly ash, alumina micro powder, quartz sand and glass fiber reinforced plastic fibers.

3. The corrosion-resistant concrete pipe pile of claim 1, wherein: reinforcing bar (3) outside is equipped with inoxidizing coating (4), and inoxidizing coating (4) and tubular pile (1) fixed connection, inoxidizing coating (4) are the zinc layer, and inoxidizing coating (4) plate in reinforcing bar (3) outside through the mode of electroplating.

4. The corrosion-resistant concrete pipe pile of claim 1, wherein: waterproof layer (5) are waterproof anticorrosive paint of polymer, and waterproof layer (5) inside add epoxy and resin group, waterproof layer (5) are attached to tubular pile (1) outside through the mode of spraying.

5. The corrosion-resistant concrete pipe pile of claim 1, wherein: the anti-corrosion layer (6) is made of epoxy asphalt, and the anti-corrosion layer (6) is attached to the outer side of the waterproof layer (5) in a spraying mode.