阅读说明：本技术 园林种植土壤改良方法 (Garden planting soil improvement method ) 是由 何勇涛 于 2019-12-05 设计创作，主要内容包括：本发明涉及土壤改良的技术领域,具体涉及一种园林种植土壤改良方法,其包括以下步骤：S1.土壤中插入渗透管,所述渗透管掺入段封闭且侧壁开有若干渗透孔；S2.通过渗透管以1-2MPa的压力注入二甲胺水溶液；S3.通过渗透管以1-2MPa的压力注入过氧化氢水溶液；S4.通过渗透管以1-2MPa的压力注入空气；S5.通过渗透管以0.2-0.3MPa的压力注入营养液；S6.拔出渗透管。本发明具有无需大面积开挖以将土壤耙松或翻松,无需耗费大量的人力物力,使得施工操作较为简便的效果。(The invention relates to the technical field of soil improvement, in particular to a garden planting soil improvement method, which comprises the following steps: s1, inserting a permeation tube into soil, wherein a doping section of the permeation tube is closed, and a plurality of permeation holes are formed in the side wall of the permeation tube; s2, injecting a dimethylamine aqueous solution through a permeation tube at the pressure of 1-2 MPa; s3, injecting hydrogen peroxide water solution through a permeation tube at the pressure of 1-2 MPa; s4, injecting air through a permeation tube at the pressure of 1-2 MPa; s5, injecting nutrient solution through a permeation tube at the pressure of 0.2-0.3 MPa; s6, pulling out the permeation tube. The soil scarification device has the advantages that large-area excavation is not needed to be carried out to scarify or turn over the soil, a large amount of manpower and material resources are not needed to be consumed, and the construction operation is simple and convenient.)

1. A garden planting soil improvement method is characterized by comprising the following steps: the method comprises the following steps:

s1, inserting a permeation tube into soil, wherein a doping section of the permeation tube is closed, and a plurality of permeation holes are formed in the side wall of the permeation tube;

s2, injecting a dimethylamine aqueous solution through a permeation tube at the pressure of 1-2 MPa;

s3, injecting hydrogen peroxide water solution through a permeation tube at the pressure of 1-2 MPa;

s4, injecting air through a permeation tube at the pressure of 1-2 MPa;

s5, injecting nutrient solution through a permeation tube at the pressure of 0.2-0.3 MPa;

s6, pulling out the permeation tube.

2. The garden planting soil improvement method according to claim 1, characterized in that: dimethylamine in the dimethylamine aqueous solution: the mass ratio of water is 1: 0.5-1.

3. The garden planting soil improvement method according to claim 1, characterized in that: hydrogen peroxide in the aqueous hydrogen peroxide solution: the mass ratio of water is 1: 0.45-0.9.

4. The garden planting soil improvement method according to claim 1, wherein the: in the step S3, the temperature of the injected aqueous hydrogen peroxide solution is heated to 40 to 50 ℃.

5. The garden planting soil improvement method according to claim 1, characterized in that: in the step S4, the temperature of the injected air is 100-105 ℃.

6. The garden planting soil improvement method according to claim 1, characterized in that: in the step S1, a plurality of permeation tubes are inserted into the soil, and the distance between every two adjacent permeation tubes is 3-5 m.

7. The garden planting soil improvement method according to claim 1, characterized in that: in the step S2, the injection time of the dimethylamine aqueous solution is maintained to be 50S-60S.

8. The garden planting soil improvement method according to claim 1, characterized in that: in step S3, the injection time of the aqueous hydrogen peroxide solution is maintained at 55S to 65S.

9. The garden planting soil improvement method according to claim 1, characterized in that: in the step S4, the air injection time is maintained for 5-10 min.

10. The garden planting soil improvement method according to any one of claims 1 to 9, wherein: the aperture of the penetration hole is 0.1-0.2 mm.

Technical Field

The invention relates to the technical field of soil improvement, in particular to a garden planting soil improvement method.

Background

At present, after the soil is not treated for a long time, the soil is caked, so that the air permeability of the soil is reduced, the roots of plants planted in the soil are subjected to oxygen deficiency suffocation, the roots of the plants are rotten, the plants are harmful to the health of the plants, and the soil needs to be improved.

The existing soil improvement method is mainly to rake or turn the soil loose by physical means so as to restore the soil to a fluffy state again, thereby restoring the air permeability.

The above prior art solutions have the following drawbacks: when soil is scarified or turned, a large amount of external force is needed to damage the soil structure, a large amount of manpower and material resources are needed to be consumed, and the operation is very inconvenient, so that the improvement space is provided.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a garden planting soil improvement method.

The above object of the present invention is achieved by the following technical solutions:

a garden planting soil improvement method comprises the following steps:

s1, inserting a permeation tube into soil, wherein a doping section of the permeation tube is closed, and a plurality of permeation holes are formed in the side wall of the permeation tube;

s2, injecting a dimethylamine aqueous solution through a permeation tube at the pressure of 1-2 MPa;

s3, injecting hydrogen peroxide water solution through a permeation tube at the pressure of 1-2 MPa;

s4, injecting air through a permeation tube at the pressure of 1-2 MPa;

s5, injecting nutrient solution through a permeation tube at the pressure of 0.2-0.3 MPa;

s6, pulling out the permeation tube.

By adopting the technical scheme, the large-range permeation of the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution can be realized only by driving the permeation tube into the soil, nitrogen and carbon dioxide gas are generated by the reaction of hydrogen peroxide and dimethylamine, and the soil is propped open by a large amount of generated gas to form a plurality of micropores, so that the soil is fluffy, the air permeability of the soil is increased, and the construction operation is simpler and more convenient because large-area excavation is not needed to harrow or loosen the soil, and a large amount of manpower and material resources are not needed to be consumed;

the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution are injected under the pressure of 1-2MPa, so that the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution can be better permeated into the soil in a large area, the area of the improved soil is larger, the frequency of inserting permeation tubes is reduced, and the operation is simple;

the holes supported by carbon dioxide and nitrogen are better penetrated by the air flow by injecting air, so that the air permeability of the soil is better, and the residual dimethylamine volatile matter can be blown out of the soil to reduce pollution;

by injecting the nutrient solution, the nutrient components of the soil are recovered, so that the soil has a better nutrient value and is more suitable for plant growth.

The present invention in a preferred example may be further configured to: dimethylamine in the dimethylamine aqueous solution: the mass ratio of water is 1: 0.5-1.

Through adopting above-mentioned technical scheme, through the proportion of control dimethylamine and water for the boiling point of dimethylamine aqueous solution improves, if use pure dimethylamine, under normal atmospheric temperature, the easy direct boiling evaporation of dimethylamine, the effect is relatively poor, consequently through dissolving dimethylamine in aquatic, can make the dimethylamine permeate soil comparatively steadily, in order to guarantee that dimethylamine reacts with hydrogen peroxide in soil and produce gas, thereby realize making the fluffy effect of soil.

The present invention in a preferred example may be further configured to: hydrogen peroxide in the aqueous hydrogen peroxide solution: the mass ratio of water is 1: 0.4-0.9.

Through adopting above-mentioned technical scheme, through the proportion of control hydrogen peroxide and water, avoid pure hydrogen peroxide to decompose fast and lead to the wasting of resources, effectively improve the stability of hydrogen peroxide through hydrogen peroxide aqueous solution to better assurance hydrogen peroxide and dimethylamine generate gas in the soil reaction, thereby make gaseous soil fluffy, reach the effect that improves soil.

The present invention in a preferred example may be further configured to: in the step S3, the temperature of the injected aqueous hydrogen peroxide solution is heated to 40 to 50 ℃.

Through adopting above-mentioned technical scheme, the temperature through hydrogen peroxide aqueous solution is 40-50 ℃ for dimethylamine aqueous solution is heated, thereby makes dimethylamine change the evaporation, thereby makes dimethylamine contact with hydrogen peroxide better, thereby increases the reaction intensity, and the in-process of dimethylamine evaporation also produces certain volume expansion, thereby makes through the effect preferred of gas volume expansion in order to strut soil, makes soil fluffy better.

The present invention in a preferred example may be further configured to: in the step S4, the temperature of the injected air is 100-105 ℃.

By adopting the technical scheme, the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution which are entangled in the soil are heated by high-temperature air, so that the dimethylamine is better evaporated, the hydrogen peroxide is better decomposed, the residue is reduced, the influence on the soil is reduced, and meanwhile, under the regulation of 100 plus 105 ℃, part of harmful bacteria and viruses can be killed, so that the soil is more healthy.

The present invention in a preferred example may be further configured to: in the step S1, a plurality of permeation tubes are inserted into the soil, and the distance between every two adjacent permeation tubes is 3-5 m.

Through adopting above-mentioned technical scheme, through the cooperation of a plurality of infiltration pipes for the coverage area of soil improvement is comparatively comprehensive, reduces the improvement dead angle, the better effect of guarantee soil improvement.

The present invention in a preferred example may be further configured to: in the step S2, the injection time of the dimethylamine aqueous solution is maintained to be 50S-60S.

By adopting the technical scheme, the penetration range of the dimethylamine aqueous solution is ensured by controlling the injection time of the dimethylamine aqueous solution, so that the action range of soil improvement is ensured, and the soil improvement efficiency is higher.

The present invention in a preferred example may be further configured to: in step S3, the injection time of the aqueous hydrogen peroxide solution is maintained at 55S to 65S.

Through adopting above-mentioned technical scheme, through controlling hydrogen peroxide aqueous solution injection time, guarantee hydrogen peroxide aqueous solution's infiltration scope to guarantee hydrogen peroxide and dimethylamine reaction, in order to guarantee the effect of soil improvement.

The present invention in a preferred example may be further configured to: in the step S4, the air injection time is maintained for 5-10 min.

By adopting the technical scheme, the soil is fully heated by controlling the time of air injection, the sterilization and disinfection effects are better, the effects of evaporating dimethylamine and decomposing hydrogen peroxide are better, the entanglement flow is reduced, the soil is healthier,

the present invention in a preferred example may be further configured to: the aperture of the penetration hole is 0.1-0.2 mm.

Through adopting above-mentioned technical scheme, it is less with the aperture of infiltration hole, avoid the big strand of rivers to pour into soil into for dimethylamine solution and hydrogen peroxide solution all are in the mode infiltration soil of trickle, reduce the waste of solution, reduce the energy consumption, and the difficult condition that forms a large amount of ponding in soil.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the large-scale permeation of the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution can be realized only by driving the permeation tube into the soil, nitrogen and carbon dioxide gas are generated by the reaction of hydrogen peroxide and dimethylamine, and the soil is propped open by a large amount of generated gas to form a plurality of micropores, so that the soil is fluffy, the air permeability of the soil is increased, and the construction operation is simpler and more convenient because the soil is not required to be harrowed or loosened by large-area excavation and a large amount of manpower and material resources are not required to be consumed;

2. the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution are injected under the pressure of 1-2MPa, so that the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution can be better permeated into the soil in a large area, the area of the improved soil is larger, the frequency of inserting permeation tubes is reduced, and the operation is simple;

3. the temperature of the aqueous solution of hydrogen peroxide is 40-50 ℃, so that the aqueous solution of dimethylamine is heated, the dimethylamine is easier to evaporate, the dimethylamine is better contacted with the hydrogen peroxide, the intensity of the reaction is increased, and certain volume expansion is generated in the evaporation process of the dimethylamine, so that the effect of propping open the soil by the volume expansion of gas is better, and the soil is better fluffy;

4. the dimethylamine aqueous solution and the hydrogen peroxide aqueous solution which are entangled in the soil are heated by high-temperature air, so that dimethylamine is better evaporated and hydrogen peroxide is better decomposed and cleaned, residues are reduced, the influence on the soil is reduced, and meanwhile, part of harmful bacteria and viruses can be killed under the regulation of 100-105 ℃, so that the soil is healthier.

Drawings

FIG. 1 is a schematic flow chart of the garden planting soil improvement method of the invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the following examples:

the dimethylamine is the dimethylamine sold by Shandong Huiyan chemical industry Co., Ltd;

the hydrogen peroxide solution is prepared by blending 70% hydrogen peroxide sold by Shanghai Akuma hydrogen peroxide Co., Ltd with deionized water;

the nutrient solution adopts agricultural probiotic rooting disease prevention improvement soil nutrient solution sold by Shandong Lvong Biotechnology Limited.