CN113008610A - Nondestructive sampling construction process flow for soil - Google Patents
Nondestructive sampling construction process flow for soil Download PDFInfo
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- CN113008610A CN113008610A CN202110231752.9A CN202110231752A CN113008610A CN 113008610 A CN113008610 A CN 113008610A CN 202110231752 A CN202110231752 A CN 202110231752A CN 113008610 A CN113008610 A CN 113008610A
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- sampling
- soil
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- 238000005070 sampling Methods 0.000 title claims abstract description 177
- 238000000034 method Methods 0.000 title claims abstract description 48
- 239000002689 soil Substances 0.000 title claims abstract description 45
- 238000010276 construction Methods 0.000 title claims abstract description 18
- 238000005553 drilling Methods 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000002360 preparation method Methods 0.000 claims abstract description 7
- 238000007689 inspection Methods 0.000 claims abstract description 5
- 230000003993 interaction Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 9
- 239000002344 surface layer Substances 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 239000003344 environmental pollutant Substances 0.000 claims description 3
- 239000003337 fertilizer Substances 0.000 claims description 3
- 231100000719 pollutant Toxicity 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000000523 sample Substances 0.000 description 13
- 238000005527 soil sampling Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 239000003802 soil pollutant Substances 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Abstract
The invention discloses a soil nondestructive sampling construction process flow, which comprises the following steps: s1, early preparation: according to the stratum structure, the drilling depth, the type of the collected sample and the like, the drilling method and the sampling equipment which are suitable are determined, technical interaction is carried out with a drilling unit and a detection unit, and the task division and the requirements are determined; s2, determining sampling time: determining sampling time according to soil conditions and recent weather conditions; s3, determining a sampling range: underground tank tanks, pipelines, water collecting wells and underground conditions of inspection wells at the lower part of the sampling are determined before soil drilling, and the safety of sampling is guaranteed. The invention can well carry out on-site sampling, effectively avoid the influence of weather reasons on sampling, ensure the sampling accuracy and improve the sampling quality, thereby being convenient for accurately monitoring and knowing the soil condition.
Description
Technical Field
The invention relates to the technical field of soil sampling, in particular to a soil nondestructive sampling construction process flow.
Background
The collection of the soil sample is the basic work in the fields of soil science research and geological exploration, and provides a material basis for the determination of the physical and chemical properties of the soil sample.
The components and concentration of soil pollutants are the basic premise for formulating the treatment measures of soil pollution, and the soil sample collection and analysis are the basic means for acquiring the physiological and biochemical properties and the component characteristics of soil. The soil sampler is one of essential tools for collecting soil samples, the quality of sampling determines the quality of sampling, and the quality is closely related to the accuracy and reliability of finally obtained data.
The existing soil sampling tool in the market is too simple in structure, a sampling tool similar to a Luoyang shovel is often adopted, the sampling depth is not accurately positioned, or a sample to be taken is separated in the sampling and extracting process to cause sampling failure, and the sampling can be carried out again only by changing places; when multiple sampling is needed, the sampling tool can be operated once to repeatedly probe in and take out, so that the labor and time are wasted, the sampling precision is not accurate enough, the follow-up soil sample analysis work is seriously influenced, the excavation range is large, the vegetable layer of the sampling area is damaged, and therefore the soil lossless sampling construction process flow is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a soil nondestructive sampling construction process flow.
In order to achieve the purpose, the invention adopts the following technical scheme:
a soil nondestructive sampling construction process flow comprises the following steps:
s1, early preparation: according to the stratum structure, the drilling depth, the type of the collected sample and the like, the drilling method and the sampling equipment which are suitable are determined, technical interaction is carried out with a drilling unit and a detection unit, and the task division and the requirements are determined;
s2, determining sampling time: determining sampling time according to soil conditions and recent weather conditions;
s3, determining a sampling range: before soil drilling, underground conditions of an underground tank groove, a pipeline, a water collecting well and an inspection well at the lower part of a sampling device are determined, so that the sampling safety is ensured;
s4, determining a sampling method and stationing: selecting a sampling method according to the field condition;
s5, cleaning sampling points: cleaning impurities on the surface layer of the sampling point, and removing dirt, plants and the like on the sampling point;
s6, installing sampling equipment: installing nondestructive sampling equipment at the upper end of the sampling point;
s7, determining sampling depth, drilling sampling: sampling according to the actual situation and the thickness of the plough layer, wherein the drilling depth is between 0cm and 60cm each time;
s8, sampling and recording: the soil taken out by the soil taking drilling machine is placed into the corresponding sampling bottle and does not contact with metal appliances or rubber products in the storage process, so that pollution is avoided.
Preferably, the definition of the sampling device in S1 should comprehensively consider the construction conditions, safety conditions, formation lithology, sampling depth and pollutant characteristics of the land parcel.
Preferably, the S2 sample time determination is selected three days after rain and watering.
Preferably, the sampling range of S3 is determined to avoid the field, roadside, shed edge and fertilizer piling place.
Preferably, the sampling bottles used in the S8 sampling records should be clearly marked with positions, sampling times, sampling depths and sampling point numbers.
Preferably, the sampling method comprises: the rectangular plots adopt a five-point S-shaped sampling method, the square plots adopt a five-point cross sampling method, and the smaller plots adopt a diagonal sampling method.
Preferably, the sampling depth in the S7 is divided into two types, the sampling depth of the first type surface layer is 1-30cm, and the sampling examination of the second type arable land layer is 30-60 cm.
The invention has the beneficial effects that:
1. through the steps of early preparation, sampling time determination, sampling range determination, sampling method determination, stationing and the like, the smooth sampling operation during sampling can be well ensured, the inaccuracy of a detection result caused by weather reasons can be well avoided, and the accuracy of detection is ensured;
2. the sampling point can be accurately sampled and the sample can be conveniently stored by methods of sampling point cleaning, sampling equipment installation, sampling depth determination, drilling sampling, sampling record and the like, and the soil sampling rig can be used for vertically sampling well, so that the situation that the soil surface is subjected to large damage by adopting a Luoyang shovel and the like in the prior art is avoided;
in conclusion, the invention can well carry out on-site sampling, can effectively avoid the influence of weather reasons on sampling, ensures the sampling accuracy and improves the sampling quality, thereby being convenient for accurately monitoring and knowing the soil condition.
Drawings
FIG. 1 is a flow chart of a soil non-destructive sampling construction process flow provided by the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, a soil nondestructive sampling construction process flow comprises the following steps:
s1, early preparation: according to the stratum structure, the drilling depth, the type of the collected sample and the like, the drilling method and the sampling equipment are definitely and properly adopted, the construction condition, the safety condition, the stratum lithology, the sampling depth and the pollutant characteristic of the land are comprehensively considered for the definition of the sampling equipment, the technical interaction with a drilling unit and a detection unit is carried out, the task division and the requirement are definitely determined, and corresponding materials and equipment are determined and prepared according to the requirement, so that the sampling stability is ensured;
s2, determining sampling time: determining sampling time according to soil conditions and recent weather conditions, wherein the sampling time is determined and selected to be three days after raining and watering, if the soil in the greenhouse is adopted, direct sampling after fertilization is avoided, and sampling is carried out after waiting for 5 days, so that the sampling accuracy is ensured;
s3, determining a sampling range: before soil drilling, underground conditions of an underground tank groove, a pipeline, a water collecting well and an inspection well at the sampling lower part are determined, so that the sampling safety is ensured, the sampling range is determined to avoid the field side, the roadside, the shed side and the fertilizer piling and applying position, the influence of the sampling range on the soil is avoided, the detection is not accurate, and the damage to equipment in the drilling and sampling process can be well avoided;
s4, determining a sampling method and stationing: according to the sampling method of the time selected according to the field condition, a five-point S-shaped sampling method is adopted for rectangular plots, a five-point cross sampling method is adopted for square plots, and a diagonal sampling method is adopted for smaller plots, so that the sampling diversity and regularity are improved, and the detection accuracy can be well improved;
s5, cleaning sampling points: impurities on the surface layer of the sampling point are cleaned, dirt, plants and the like on the sampling point are removed, the influence of the impurities on the detection accuracy is avoided, the quality of the sample is better improved, and the detection accuracy is improved;
s6, installing sampling equipment: the nondestructive sampling device is arranged at the upper end of the sampling point, so that the drilling sampling can be performed with good verticality through the drilling sampling device, excessive damage to a soil layer in a sampling range can be well avoided, the environment is better protected, the sampling quality and effect are improved, and the phenomenon that the sampling excavation area is large and the sampling quality is influenced due to the adoption of parts such as a Luoyang shovel and the like in the past is avoided;
s7, determining sampling depth, drilling sampling: sampling according to the actual situation and the thickness of the plough layer, wherein the drilling depth is 0-60cm each time, the sampling depth is divided into two types, the sampling depth of the first surface layer is 1-30cm, the sampling inspection of the second plough layer is 30-60cm, and the sampling is carried out in a targeted manner, so that the detection accuracy is ensured;
s8, sampling and recording: the soil that will get native rig and take out is placed into the sampling bottle that corresponds and at storage in-process contactless metal utensil or rubber goods, avoids appearing polluting, should clearly mark position, sample time, sample depth, sampling point number on the sampling bottle, avoids appearing obscuring, conveniently promotes the accuracy that detects.
The method comprises the steps of preparing a preliminary preparation before sampling, determining sampling time and determining a sampling range through the preliminary preparation, carrying out field exploration so as to determine a sampling method and distribute points, cleaning sampling points after the sampling method and the distribution are completed, cleaning impurities on the surface layers of the sampling points, removing dirt or plants on the sampling points, installing adaptive sampling equipment at the upper ends of the sampling points after the cleaning is completed, installing a soil sampling drilling machine, sampling according to actual conditions and the thickness of a plough layer after the installation is completed, wherein the drilling depth is 0cm-60cm each time, and finally placing soil taken out by the soil sampling drilling machine into a corresponding soil storage device without contacting metal appliances or rubber products in the storage process so as to avoid pollution.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A soil nondestructive sampling construction process flow is characterized by comprising the following steps:
s1, early preparation: according to the stratum structure, the drilling depth, the type of the collected sample and the like, the drilling method and the sampling equipment which are suitable are determined, technical interaction is carried out with a drilling unit and a detection unit, and the task division and the requirements are determined;
s2, determining sampling time: determining sampling time according to soil conditions and recent weather conditions;
s3, determining a sampling range: before soil drilling, underground conditions of an underground tank groove, a pipeline, a water collecting well and an inspection well at the lower part of a sampling device are determined, so that the sampling safety is ensured;
s4, determining a sampling method and stationing: selecting a sampling method according to the field condition;
s5, cleaning sampling points: cleaning impurities on the surface layer of the sampling point, and removing dirt, plants and the like on the sampling point;
s6, installing sampling equipment: installing nondestructive sampling equipment at the upper end of the sampling point;
s7, determining sampling depth, drilling sampling: sampling according to the actual situation and the thickness of the plough layer, wherein the drilling depth is between 0cm and 60cm each time;
s8, sampling and recording: the soil taken out by the soil taking drilling machine is placed into the corresponding sampling bottle and does not contact with metal appliances or rubber products in the storage process, so that pollution is avoided.
2. The soil nondestructive sampling construction process flow of claim 1, which is characterized in that: the definition of the sampling equipment in the S1 comprehensively considers the building condition, the safety condition, the formation lithology, the sampling depth and the pollutant characteristic of the land parcel.
3. The soil nondestructive sampling construction process flow of claim 1, which is characterized in that: the S2 sample time determined selection to be three days after rain and watering.
4. The soil nondestructive sampling construction process flow of claim 1, which is characterized in that: and determining the sampling range in the S3 to avoid the field edge, the roadside, the shed edge and the position where fertilizer is piled.
5. The soil nondestructive sampling construction process flow of claim 1, which is characterized in that: and clearly marking the position, the sampling time, the sampling depth and the sampling point number on the sampling bottle used in the S8 sampling record.
6. The soil nondestructive sampling construction process flow of claim 1, which is characterized in that: the sampling method comprises the following steps: the rectangular plots adopt a five-point S-shaped sampling method, the square plots adopt a five-point cross sampling method, and the smaller plots adopt a diagonal sampling method.
7. The soil nondestructive sampling construction process flow of claim 1, which is characterized in that: the sampling depth in the S7 is divided into two types, the sampling depth of the first type of surface layer is 1-30cm, and the sampling examination of the second type of arable land layer is 30-60 cm.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114112504A (en) * | 2021-12-04 | 2022-03-01 | 青岛农业大学 | Accurate and efficient peanut underground sampling method |
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CA2272476A1 (en) * | 1999-05-20 | 2000-11-20 | Neil Russell Jackson | A method of taking soil samples and a soil sampling apparatus |
CN103161478A (en) * | 2013-03-25 | 2013-06-19 | 中国矿业大学 | Impulse-type grouting method |
CN107607349A (en) * | 2017-11-07 | 2018-01-19 | 云南省烟草农业科学研究院 | A kind of sampler and its sampling method for being used to precisely monitor vega soil Nitrogen releasing amount |
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- 2021-03-02 CN CN202110231752.9A patent/CN113008610A/en active Pending
Patent Citations (7)
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CA2272476A1 (en) * | 1999-05-20 | 2000-11-20 | Neil Russell Jackson | A method of taking soil samples and a soil sampling apparatus |
CN103161478A (en) * | 2013-03-25 | 2013-06-19 | 中国矿业大学 | Impulse-type grouting method |
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US20200328144A1 (en) * | 2019-04-12 | 2020-10-15 | Powertech Technology Inc. | Semiconductor package and manufacturing method thereof |
CN110658011A (en) * | 2019-11-05 | 2020-01-07 | 新疆农业科学院土壤肥料与农业节水研究所(新疆维吾尔自治区新型肥料研究中心) | County scale orchard soil quality sampling method |
CN212134142U (en) * | 2020-04-20 | 2020-12-11 | 甘肃省祁连山水源涵养林研究院 | Soil collector of degree of depth sample |
Non-Patent Citations (1)
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Cited By (1)
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CN114112504A (en) * | 2021-12-04 | 2022-03-01 | 青岛农业大学 | Accurate and efficient peanut underground sampling method |
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Application publication date: 20210622 |