Anti-bacterial and anti-corrosion building pipe pile

An anti-corrosion and pipe pile technology, applied in the field of building materials, can solve the problems of affecting concrete performance, moldy pipe pile body, green appearance, etc., and achieve the effects of good water absorption, avoiding discoloration, and excellent air permeability

Inactive Publication Date: 2016-10-26
耿云花
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In order to improve the durability and bearing capacity of concrete pipe piles, most of the traditional concrete pipe piles increase their load resistance and impermeability by increasing the amount of steel and increasing the thickness of pipe piles. The technology of salt, acid-base substances, etc. has been quite mature. However, there is no resistance to some bacterial erosion such as anaerobic bacteria, which often causes mildew on the pipe pile body, which not only easily causes green appearance and odor, but also It will affect the performance of concrete and may cause corrosion to internal steel bars, etc.

Method used

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Experimental program
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Effect test

Embodiment 1

[0030] Step 1. Preparation of antibacterial solution

[0031] The first step, the preparation mass percentage concentration is respectively the methyl cellulose aqueous solution of 5% and the copper sulfate solution that mass percentage concentration is 8%, for subsequent use;

[0032] In the second step, under microwave vibration or high-speed stirring, slowly add chitosan to the above-mentioned copper salt solution, and keep microwave vibration or high-speed stirring for 30-120min to obtain mixed solution A; wherein, chitosan is mixed in mixed solution A The mass fraction in is 10%;

[0033] In the third step, under ultrasonic vibration or high-speed stirring, the above-mentioned mixed solution A is slowly added to the above-mentioned methyl cellulose aqueous solution in a volume ratio of 7:4;

[0034] Then, at 40°C, ascorbic acid was added to react for 45 minutes according to the molar ratio of copper ions to 1:1.2, and then 2-3% pectin and 5-8% sodium alginate were added ...

Embodiment 2

[0042] Step 1. Preparation of antibacterial solution

[0043] The first step, prepare the methyl cellulose aqueous solution that mass percentage concentration is 10% and the copper sulfate solution that mass percentage concentration is 11% respectively, for subsequent use;

[0044] In the second step, under microwave vibration or high-speed stirring, slowly add chitosan to the above-mentioned copper salt solution, and keep microwave vibration or high-speed stirring for 120min to obtain mixed solution A; wherein, the amount of chitosan in mixed solution A The quality score is 10%;

[0045]In the third step, under ultrasonic vibration or high-speed stirring, the above-mentioned mixed solution A is slowly added to the above-mentioned methyl cellulose aqueous solution in a volume ratio of 7:4;

[0046] Then, at 40°C, ascorbic acid was added to react for 45 minutes according to the molar ratio of copper ions to 1:1.2, and then 2-3% pectin and 5-8% sodium alginate were added to obt...

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Abstract

An anti-bacterial and anti-corrosion building pipe pile is characterized by being prepared from materials in parts by mass as follows: 10-15 parts of cement, 15-20 parts of sand, 30-45 parts of gravel, 5-8 parts of water, 0.5-1 part of a polycarboxylate superplasticizer, 3-5 parts of an anti-bacterial agent and 5-10 parts of nickel and steel alloy fibers with the diameter ranging from 0.2 mm to 0.3 mm and the length ranging from 10 mm to 20 mm.

Description

technical field [0001] The invention relates to the technical field of building materials, in particular to an antibacterial and anticorrosion construction pipe pile. Background technique [0002] It has been more than 20 years since my country's first pipe pile production line was introduced in 1987. With the continuous progress of science and technology and production technology, the varieties and specifications of pipe piles produced have become more abundant. The types of pipe piles currently produced include: prestressed concrete pipe piles (PC piles), prestressed high-strength concrete pipe piles (PHC piles) and prestressed concrete thin-walled pipe piles (PTC piles). Prestressed high-strength concrete pipe piles are widely used for their good pile material quality, high strength, driving resistance, strong penetration ability, strong adaptability to engineering geology, wide range of design options, easy pile deployment, economical and fast, and convenient testing. ...

Claims

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Application Information

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IPC IPC(8): C04B28/04C04B111/20
CPCC04B28/04C04B2111/20C04B2111/2092
Inventor 耿云花
Owner 耿云花
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