阅读说明：本技术 一种具有抗压强度的透水混凝土增强剂及其制备方法 (Pervious concrete reinforcing agent with compressive strength and preparation method thereof ) 是由 王小健 李洋 于 2019-08-01 设计创作，主要内容包括：本发明属于建筑材料技术领域,尤其是涉及一种具有抗压强度的透水混凝土增强剂及其制备方法。它包含纳米硅粉、EVA调和乳液、表明活性剂、消泡剂、防冻剂、炭颗粒纤维以及与去离子水；其中,各成分的组分如下：纳米硅粉80-90份、EVA调和乳液5-10份、表明活性剂0.1-0.5份、消泡剂1-2份、防冻剂0-2份、炭颗粒纤维5-10份、余量为去离子水；它提高了透水混凝土增强剂在低温环境下渗透性能的稳定性,且在透水混凝土增强剂中加入了活性炭颗粒,能够吸附游离的水气,提高混凝土内外水分渗透。(The invention belongs to the technical field of building materials, and particularly relates to a pervious concrete reinforcing agent with compressive strength and a preparation method thereof. The paint comprises nano silicon powder, EVA blended emulsion, a surfactant, a defoaming agent, an antifreezing agent, carbon particle fibers and deionized water; wherein the components of each component are as follows: 80-90 parts of nano silicon powder, 5-10 parts of EVA (ethylene vinyl acetate) blended emulsion, 0.1-0.5 part of surfactant, 1-2 parts of defoaming agent, 0-2 parts of antifreezing agent, 5-10 parts of carbon particle fiber and the balance of deionized water; the stability of the permeability of the pervious concrete reinforcing agent in a low-temperature environment is improved, and the activated carbon particles are added into the pervious concrete reinforcing agent, so that free moisture can be adsorbed, and the water permeation inside and outside the concrete is improved.)

1. The permeable concrete reinforcing agent with the compressive strength is characterized in that: the paint comprises nano silicon powder, EVA blended emulsion, a surfactant, a defoaming agent, an antifreezing agent, carbon particle fibers and deionized water; wherein the components of each component are as follows: 80-90 parts of nano silicon powder, 5-10 parts of EVA (ethylene vinyl acetate) blended emulsion, 0.1-0.5 part of surfactant, 1-2 parts of defoaming agent, 0-2 parts of antifreezing agent, 5-10 parts of carbon particle fiber and the balance of deionized water.

2. The permeable concrete reinforcing agent with compressive strength of claim 1, wherein: the EVA blended emulsion is ethylene-vinyl acetate copolymer emulsion.

3. The permeable concrete reinforcing agent with compressive strength of claim 1, wherein: the active carbon particles are a mixture of active carbon powder and wood fiber.

4. The pervious concrete reinforcing agent with compressive strength and the preparation method thereof as claimed in claim 1, wherein: the paint comprises nano silicon powder, EVA blended emulsion, an indicator, a defoaming agent, an antifreezing agent, carbon particle fiber and deionized water;

wherein the components of each component are as follows:

80 parts of nano silicon powder;

5 parts of EVA blended emulsion;

0.5 part of a surfactant;

2 parts of a defoaming agent;

2 parts of an antifreezing agent;

5 parts of carbon particle fiber;

the balance being deionized water.

5. The pervious concrete reinforcing agent with compressive strength and the preparation method thereof as claimed in claim 1, wherein: the paint comprises nano silicon powder, EVA blended emulsion, an indicator, a defoaming agent, carbon particle fiber and deionized water;

wherein the components of each component are as follows:

75 parts of nano silicon powder;

10 parts of EVA blended emulsion;

0.5 part of a surfactant;

2 parts of a defoaming agent;

10 parts of carbon particle fiber;

the balance being deionized water.

6. The pervious concrete reinforcing agent with compressive strength and the preparation method thereof as claimed in claim 1, wherein: the composite material comprises nano silicon powder, EVA blended emulsion, a surfactant, a defoaming agent and carbon particle fibers;

wherein the components of each component are as follows:

88 parts of nano silicon powder;

8 parts of EVA blended emulsion;

0.5 part of a surfactant;

1.5 parts of a defoaming agent;

2 parts of carbon particle fiber;

a preparation method of a pervious concrete reinforcing agent with compressive strength is characterized by comprising the following steps: the preparation process comprises the following steps:

s1: weighing the components according to the formula proportion, and then filtering the powder materials before mixing to reduce the doping of large-particle materials;

s2: placing the EVA blended emulsion, the surfactant, the antifreezing agent and the deionized water into a sealed reaction kettle, stirring for 10-15 minutes at the normal temperature of 20-30 ℃ at the rotating speed of 500rpm/min, then adding the nano silicon powder into the reaction kettle for mixing, slowly feeding the materials one by one during stirring and mixing, and increasing the temperature value of the reaction kettle to 45-50 ℃ and the rotating speed of a stirring paddle to 750 rpm/min; stirring for 30-45 min to disperse the mixture;

s3: and adding the carbon particle fiber into the cooled mixed solution, and stirring for 15-20 times to prepare the pervious concrete reinforcing agent.

Technical Field

The invention belongs to the technical field of building materials, and particularly relates to a pervious concrete reinforcing agent with compressive strength and a preparation method thereof.

Background

Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared by a cementing material, granular aggregate, water, an additive and an admixture which are added if necessary according to a certain proportion, and is formed by uniformly stirring, closely compacting, curing and hardening. The concrete has the characteristics of rich raw materials, low price and simple production process, so that the consumption of the concrete is increased more and more. Meanwhile, the concrete also has the characteristics of high compressive strength, good durability, wide strength grade range and the like. These characteristics make it very widely used, not only in various civil engineering, that is shipbuilding, machinery industry, ocean development, geothermal engineering, etc., but also concrete is an important material.

However, the common concrete lacks the abilities of breathing, absorbing heat and permeating water vapor, and the pervious concrete is a creative material for improving and recovering the damaged earth environment, so that the human life and the nature can be harmoniously and harmoniously developed, but the pervious concrete has the problems of poor compressive strength and incapability of meeting the requirements.

Disclosure of Invention

Aiming at solving the problems of the defects and the shortcomings of the prior art; the invention aims to provide a permeable concrete reinforcing agent with compressive strength and simple structure, reasonable design and convenient use and a preparation method thereof, which improve the stability of the permeability of the permeable concrete reinforcing agent in a low-temperature environment, and the permeable concrete reinforcing agent is added with activated carbon particles, so that free water vapor can be adsorbed, and the water permeation inside and outside concrete can be improved.

In order to achieve the purpose, the invention adopts the technical scheme that: the paint comprises nano silicon powder, EVA blended emulsion, a surfactant, a defoaming agent, an antifreezing agent, carbon particle fibers and deionized water; wherein the components of each component are as follows: 80-90 parts of nano silicon powder, 5-10 parts of EVA (ethylene vinyl acetate) blended emulsion, 0.1-0.5 part of surfactant, 1-2 parts of defoaming agent, 0-2 parts of antifreezing agent, 5-10 parts of carbon particle fiber and the balance of deionized water.

Preferably, the EVA blended emulsion is an ethylene-vinyl acetate copolymer emulsion.

Preferably, the activated carbon particles are a mixture of activated carbon powder and wood fiber.

Preferably, the pervious concrete reinforcing agent comprises nano silicon powder, EVA blended emulsion, a surfactant, a defoaming agent, an antifreezing agent, carbon particle fibers and deionized water;

wherein the components of each component are as follows:

80 parts of nano silicon powder;

5 parts of EVA blended emulsion;

0.5 part of a surfactant;

2 parts of a defoaming agent;

2 parts of an antifreezing agent;

5 parts of carbon particle fiber;

the balance being deionized water.

Preferably, the pervious concrete reinforcing agent comprises nano silicon powder, EVA blended emulsion, a surfactant, a defoaming agent, carbon particle fibers and deionized water;

wherein the components of each component are as follows:

75 parts of nano silicon powder;

10 parts of EVA blended emulsion;

0.5 part of a surfactant;

2 parts of a defoaming agent;

10 parts of carbon particle fiber;

the balance being deionized water.

Preferably, the coating comprises nano silicon powder, EVA blended emulsion, a surfactant, a defoaming agent and carbon particle fibers;

wherein the components of each component are as follows:

88 parts of nano silicon powder;

8 parts of EVA blended emulsion;

0.5 part of a surfactant;

1.5 parts of a defoaming agent;

2 parts of carbon particle fiber;

in order to achieve the purpose, the invention provides a preparation method of a pervious concrete reinforcing agent with compressive strength, which is characterized by comprising the following steps: the preparation process comprises the following steps:

s1: weighing the components according to the formula proportion, and then filtering the powder materials before mixing to reduce the doping of large-particle materials;

s2: placing the EVA blending emulsion, the surfactant, the antifreezing agent and the deionized water into a sealed reaction kettle, stirring for 10-15 minutes at the rotating speed of 500rpm/min in a normal temperature environment of 20-30 ℃, then adding the nano silicon powder into the reaction kettle, and mixing, wherein the nano silicon powder is fed at a low speed, the temperature value of the reaction kettle is increased to 45-50 ℃, and the rotating speed of a stirring paddle is increased to 750 rpm/min; and stirred for 30-45 minutes to disperse the mixture uniformly.

S3: and adding the carbon particle fiber into the cooled mixed solution, and stirring for 15-20 times to prepare the pervious concrete reinforcing agent.

After adopting the structure, the invention has the beneficial effects that: the stability of the permeability of the pervious concrete reinforcing agent in a low-temperature environment is improved, and the activated carbon particles are added into the pervious concrete reinforcing agent, so that free moisture can be adsorbed, and the water permeation inside and outside the concrete is improved.

Detailed Description

In order that the objects, aspects and advantages of the invention will become more apparent, the invention will now be described by way of example only, with reference to the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the scheme according to the present invention are shown, and other details not closely related to the present invention are omitted.