CN109349277A - A kind of environmental protection rush vegetation growth type grounding resistance-reducing material - Google Patents

A kind of environmental protection rush vegetation growth type grounding resistance-reducing material Download PDF

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Publication number
CN109349277A
CN109349277A CN201811168059.6A CN201811168059A CN109349277A CN 109349277 A CN109349277 A CN 109349277A CN 201811168059 A CN201811168059 A CN 201811168059A CN 109349277 A CN109349277 A CN 109349277A
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mass parts
vegetation growth
added
grounding resistance
prepared
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胡轶峰
胡红武
刘成刚
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Hubei Jiedian Electric Co Ltd
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Hubei Jiedian Electric Co Ltd
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08—Magnoliopsida [dicotyledons]
    • A01N65/38—Solanaceae [Potato family], e.g. nightshade, tomato, tobacco or chilli pepper
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/40—Liliopsida [monocotyledons]
    • A01N65/44—Poaceae or Gramineae [Grass family], e.g. bamboo, lemon grass or citronella grass

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Agronomy & Crop Science (AREA)
  • Plant Pathology (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Natural Medicines & Medicinal Plants (AREA)
  • Environmental Sciences (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Mycology (AREA)
  • Pest Control & Pesticides (AREA)
  • Cultivation Of Plants (AREA)

Abstract

The invention discloses a kind of environmental protection to promote vegetation growth type grounding resistance-reducing material, raw material including following parts by weight proportion: 20-50 parts of bentonite, 20-50 parts of vegetation growth material, 3-10 parts of vegetation growth element, 2.5-6 parts of conductive filler, the preparation method of the grounding resistance-reducing material, the following steps are included: it is spare first to prepare bentonite suspension, conductive filler dispersion liquid is prepared again, bentonite is modified by conductive filler dispersion liquid, it is added and promotees in vegetation growth liquid into modified alta-mud, after stirring in water bath, it is filtered by vacuum, washing, take filter residue, drying, activation, grinding, the sequence of operations such as sieving, grounding resistance-reducing material is prepared.The present invention has the technological merit for significantly reducing grounding resistance-reducing resistivity of material, significantly reducing grounding resistance-reducing material corrosion rate, significantly improving grounding resistance-reducing material water absorption rate and remarkably promote vegetation growth performance.

Description

A kind of environmental protection rush vegetation growth type grounding resistance-reducing material
Technical field
The present invention relates to resistance-lowering material technical field, specially a kind of environmental protection promotees vegetation growth type grounding resistance-reducing material.
Background technique
Resistance-lowering material is widely used in the lightning protections such as mountain area high-voltage line, communication tower, meteorological tower ground connection, grounding resistance-reducing material Mainly there are physical and two kinds of chemical type, physical is mainly using graphite as raw material, and chemical type is mainly with Nacl and polypropylene Amide colloid aqua is mixed into raw material.
The present invention provides a kind of environmental protection to promote vegetation growth type grounding resistance-reducing material, and having significantly reduces grounding resistance-reducing material Resistivity significantly reduces grounding resistance-reducing material corrosion rate, significantly improves grounding resistance-reducing material water absorption rate and remarkably promotes vegetation life The technological merit of long performance.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of environmental protection to promote vegetation growth type grounding resistance-reducing material, has Grounding resistance-reducing resistivity of material is significantly reduced, grounding resistance-reducing material corrosion rate is significantly reduced, significantly improves the suction of grounding resistance-reducing material Water rate and the advantages that remarkably promoting vegetation growth performance, solve the height of resistivity existing for resistance-lowering material, rate of corrosion height, water absorption rate Low problem.
(2) technical solution
To realize above-mentioned significant decrease grounding resistance-reducing resistivity of material, significantly reducing grounding resistance-reducing material corrosion rate, significant It improves grounding resistance-reducing material water absorption rate and remarkably promotes the purpose of vegetation growth performance, the invention provides the following technical scheme:
A kind of environmental protection rush vegetation growth type grounding resistance-reducing material, the raw material including following parts by weight proportion: bentonite 20- 50 parts, 20-50 parts of vegetation growth material, 3-10 parts of vegetation growth element, 2.5-6 parts of conductive filler.
Preferably, the bentonite is calcium-base bentonite or atlapulgite or diatomite.
Preferably, the vegetation growth material is potato starch or wheat starch or cornstarch.
Preferably, the vegetation growth element is calcium phosphate or potassium sulfate.
Preferably, the conductive filler is high purity graphite or carbon nanotube or carbon fiber.
Preferably, the preparation method of the grounding resistance-reducing material, comprising the following steps:
1) bentonite of 20-50 mass parts is weighed, is added in the distilled water of 80-100 mass parts, ultrasonic disperse 0.5-1.5h Afterwards, stratification discards the particle of bottom 1-2mm, takes upper layer bentonite suspension spare；
2) conductive filler of 2.5-6 mass parts is distributed in the distilled water of 10-15 mass parts, ultrasonic disperse 1-3h, is made It is standby to obtain conductive filler dispersion liquid；
3) first bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then will step The conductive filler dispersion liquid of rapid 2) preparation is added in three-neck flask, and the magnetic agitation 1-2h at 105-115 DEG C, vacuum filtration takes Filter residue is dried to constant weight at 80-95 DEG C, modified alta-mud is prepared；
4) 200-300 mass is added in the vegetation growth material of 20-50 mass parts and the vegetation growth element of 3-10 mass parts In the distilled water of part, after mixing evenly, it is warming up to 85-95 DEG C, keeps the temperature 20-40min, cold water dilution cooling is added, at 60 DEG C Keep the temperature it is spare, be prepared promote vegetation growth liquid；
5) modified alta-mud by step 3) preparation is added in the distilled water of 80-100 mass parts, ultrasonic disperse 10-30min Afterwards, it is added in the rush vegetation growth liquid of step 4) preparation, at 25-75 DEG C of bath temperature, stirs 0.5-2.5h, vacuum is taken out Filter, washing, takes filter residue, dries at 60-80 DEG C, 1-3h is activated at 100-105 DEG C, grinds, sieves with 100 mesh sieve, be prepared Grounding resistance-reducing material.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of environmental protection to promote vegetation growth type grounding resistance-reducing material, has following The utility model has the advantages that
1, the grounding resistance-reducing material is prepared by the way that conductive filler is added into substrate using the bentonite of environment-friendly type as substrate The resistivity for obtaining grounding resistance-reducing material is 0.129-0.285 Ω m, rate of corrosion is 0.0045-0.0071g/ (m2H), with The resistivity of soil is compared with rate of corrosion, and realizing significantly reduces grounding resistance-reducing resistivity of material and significant decrease grounding resistance-reducing material Expect the technical effect of rate of corrosion, the water absorption rate of grounding resistance-reducing material of the invention is 38.0843-40.9644gg-1, close to soil The water absorption rate 40-50gg of earth-1, solve the technology that resistivity existing for resistance-lowering material is high, rate of corrosion is high, water absorption rate is low and ask Topic.
2, grounding resistance-reducing material, by the way that vegetation growth material is added into substrate using the bentonite of environment-friendly type as substrate With vegetation growth element, grounding resistance-reducing material, which is prepared, can promote soybean germination, and promoting the germination percentage of soya bean is 63-85%, Realize the technical effect for remarkably promoting vegetation growth performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of resistivity case of the invention.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall within the protection scope of the present invention.
Embodiment one:
1) calcium-base bentonite of 20 mass parts is weighed, is added in the distilled water of 80 mass parts, after ultrasonic disperse 0.5h, is stood Layering, discards the particle of bottom 1mm, takes upper layer calcium-base bentonite suspension spare；
2) high purity graphite of 2.5 mass parts is distributed in the distilled water of 10 mass parts, stone is prepared in ultrasonic disperse 1h Black dispersion liquid；
3) first calcium-base bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then The graphite dispersing solution of step 2) preparation being added in three-neck flask, the magnetic agitation 1h at 105 DEG C, vacuum filtration takes filter residue, in It dries at 80 DEG C to constant weight, modified calcium-base bentonite is prepared；
4) potato starch of 20 mass parts and the calcium phosphate of 3 mass parts are added in the distilled water of 200 mass parts, stirring After uniformly, it is warming up to 85 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared and promotees vegetation Growth-promoting media；
5) the modified calcium-base bentonite by step 3) preparation is added in the distilled water of 80 mass parts, after ultrasonic disperse 10min, It is added in the rush vegetation growth liquid of step 4) preparation, at 25 DEG C of bath temperature, stirs 0.5h, be filtered by vacuum, washing takes filter Slag is dried at 60 DEG C, and 1h is activated at 100 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment two:
1) calcium-base bentonite of 30 mass parts is weighed, is added in the distilled water of 90 mass parts, after ultrasonic disperse 1h, stands and divides Layer, discards the particle of bottom 1.5mm, takes upper layer calcium-base bentonite suspension spare；
2) carbon nanotube of 4.5 mass parts is distributed in the distilled water of 12 mass parts, carbon is prepared in ultrasonic disperse 2h Nanotube dispersion liquid；
3) first calcium-base bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then The carbon nano tube dispersion liquid of step 2) preparation is added in three-neck flask, the magnetic agitation 1.5h at 110 DEG C, vacuum filtration takes Filter residue is dried to constant weight at 90 DEG C, modified calcium-base bentonite is prepared；
4) potato starch of 30 mass parts and the calcium phosphate of 6 mass parts are added in the distilled water of 250 mass parts, stirring After uniformly, it is warming up to 90 DEG C, keeps the temperature 30min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared and promotees vegetation Growth-promoting media；
5) the modified calcium-base bentonite by step 3) preparation is added in the distilled water of 90 mass parts, after ultrasonic disperse 20min, It is added in the rush vegetation growth liquid of step 4) preparation, at 50 DEG C of bath temperature, stirs 1.5h, be filtered by vacuum, washing takes filter Slag is dried at 70 DEG C, and 2h is activated at 102 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment three:
1) calcium-base bentonite of 50 mass parts is weighed, is added in the distilled water of 100 mass parts, it is quiet after ultrasonic disperse 1.5h Layering is set, the particle of bottom 2mm is discarded, takes upper layer calcium-base bentonite suspension spare；
2) carbon fiber of 6 mass parts is distributed in the distilled water of 15 mass parts, carbon fiber is prepared in ultrasonic disperse 3h Dispersion liquid；
3) first calcium-base bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then The carbon fiber dispersion liquid of step 2) preparation being added in three-neck flask, the magnetic agitation 2h at 115 DEG C, vacuum filtration takes filter residue, It dries at 95 DEG C to constant weight, modified calcium-base bentonite is prepared；
4) potato starch of 50 mass parts and the calcium phosphate of 10 mass parts are added in the distilled water of 300 mass parts, are stirred After mixing uniformly, it is warming up to 95 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, rush is prepared and plants By growth-promoting media；
5) the modified calcium-base bentonite by step 3) preparation is added in the distilled water of 100 mass parts, ultrasonic disperse 30min Afterwards, it is added in the rush vegetation growth liquid of step 4) preparation, at 75 DEG C of bath temperature, stirs 2.5h, be filtered by vacuum, washing, Filter residue is taken, is dried at 80 DEG C, 3h is activated at 105 DEG C, is ground, is sieved with 100 mesh sieve, grounding resistance-reducing material is prepared.
Example IV:
1) atlapulgite of 20 mass parts is weighed, is added in the distilled water of 80 mass parts, after ultrasonic disperse 0.5h, stands and divides Layer, discards the particle of bottom 1mm, takes upper layer atlapulgite suspension spare；
2) carbon nanotube of 2.5 mass parts is distributed in the distilled water of 10 mass parts, carbon is prepared in ultrasonic disperse 1h Nanotube dispersion liquid；
3) first atlapulgite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then will The carbon nano tube dispersion liquid of step 2) preparation is added in three-neck flask, the magnetic agitation 1h at 105 DEG C, and vacuum filtration takes filter residue, It dries at 80 DEG C to constant weight, modified active carclazyte is prepared；
4) the wheat starch of 20 mass parts and the potassium sulfate of 3 mass parts are added in the distilled water of 200 mass parts, stirring is equal After even, it is warming up to 85 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared that promote vegetation raw Long liquid；
5) the modified active carclazyte by step 3) preparation is added in the distilled water of 80 mass parts, after ultrasonic disperse 10min, adds Enter in the rush vegetation growth liquid prepared to step 4), at 25 DEG C of bath temperature, stir 0.5h, be filtered by vacuum, washing takes filter Slag is dried at 60 DEG C, and 1h is activated at 100 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment five:
1) atlapulgite of 30 mass parts is weighed, is added in the distilled water of 90 mass parts, after ultrasonic disperse 1h, stands and divides Layer, discards the particle of bottom 1.5mm, takes upper layer atlapulgite suspension spare；
2) carbon nanotube of 4.5 mass parts is distributed in the distilled water of 12 mass parts, carbon is prepared in ultrasonic disperse 2h Nanotube dispersion liquid；
3) first atlapulgite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then will The carbon nano tube dispersion liquid of step 2) preparation is added in three-neck flask, the magnetic agitation 1.5h at 110 DEG C, and vacuum filtration takes filter Slag is dried to constant weight at 90 DEG C, modified active carclazyte is prepared；
4) the wheat starch of 30 mass parts and the potassium sulfate of 6 mass parts are added in the distilled water of 250 mass parts, stirring is equal After even, it is warming up to 90 DEG C, keeps the temperature 30min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared that promote vegetation raw Long liquid；
5) the modified active carclazyte by step 3) preparation is added in the distilled water of 90 mass parts, after ultrasonic disperse 20min, adds Enter in the rush vegetation growth liquid prepared to step 4), at 50 DEG C of bath temperature, stir 1.5h, be filtered by vacuum, washing takes filter Slag is dried at 70 DEG C, and 2h is activated at 102 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment six:
1) atlapulgite of 50 mass parts is weighed, is added in the distilled water of 100 mass parts, after ultrasonic disperse 1.5h, is stood Layering, discards the particle of bottom 2mm, takes upper layer atlapulgite suspension spare；
2) carbon nanotube of 6 mass parts is distributed in the distilled water of 15 mass parts, ultrasonic disperse 3h is prepared carbon and receives Mitron dispersion liquid；
3) first atlapulgite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then will The carbon nano tube dispersion liquid of step 2) preparation is added in three-neck flask, the magnetic agitation 2h at 115 DEG C, and vacuum filtration takes filter residue, It dries at 95 DEG C to constant weight, modified active carclazyte is prepared；
4) the wheat starch of 50 mass parts and the potassium sulfate of 10 mass parts are added in the distilled water of 300 mass parts, stirring After uniformly, it is warming up to 95 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared and promotees vegetation Growth-promoting media；
5) the modified active carclazyte by step 3) preparation is added in the distilled water of 100 mass parts, after ultrasonic disperse 30min, It is added in the rush vegetation growth liquid of step 4) preparation, at 75 DEG C of bath temperature, stirs 2.5h, be filtered by vacuum, washing takes filter Slag is dried at 80 DEG C, and 3h is activated at 105 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment seven:
1) diatomite of 20 mass parts is weighed, is added in the distilled water of 80 mass parts, after ultrasonic disperse 0.5h, stands and divides Layer, discards the particle of bottom 1mm, takes upper layer diatomite suspension spare；
2) carbon fiber of 2.5 mass parts is distributed in the distilled water of 10 mass parts, carbon fiber is prepared in ultrasonic disperse 1h Tie up dispersion liquid；
3) first diatomite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then will step The carbon fiber dispersion liquid of rapid 2) preparation is added in three-neck flask, and the magnetic agitation 1h at 105 DEG C, vacuum filtration takes filter residue, in 80 It dries at DEG C to constant weight, modification infusorial earth is prepared；
4) cornstarch of 20 mass parts and the calcium phosphate of 3 mass parts are added in the distilled water of 200 mass parts, stirring is equal After even, it is warming up to 85 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared that promote vegetation raw Long liquid；
5) modification infusorial earth by step 3) preparation is added in the distilled water of 80 mass parts, after ultrasonic disperse 10min, is added In the rush vegetation growth liquid prepared to step 4), at 25 DEG C of bath temperature, 0.5h to be stirred, is filtered by vacuum, washing takes filter residue, It is dried at 60 DEG C, 1h is activated at 100 DEG C, ground, sieve with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment eight:
1) diatomite of 30 mass parts is weighed, is added in the distilled water of 90 mass parts, after ultrasonic disperse 1h, stratification, The particle for discarding bottom 1.5mm takes upper layer diatomite suspension spare；
2) high purity graphite of 4.5 mass parts is distributed in the distilled water of 12 mass parts, stone is prepared in ultrasonic disperse 2h Black dispersion liquid；
3) first diatomite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then will step The graphite dispersing solution of rapid 2) preparation is added in three-neck flask, and the magnetic agitation 1.5h at 110 DEG C, vacuum filtration takes filter residue, in 90 It dries at DEG C to constant weight, modification infusorial earth is prepared；
4) cornstarch of 30 mass parts and the calcium phosphate of 6 mass parts are added in the distilled water of 250 mass parts, stirring is equal After even, it is warming up to 90 DEG C, keeps the temperature 30min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared that promote vegetation raw Long liquid；
5) modification infusorial earth by step 3) preparation is added in the distilled water of 90 mass parts, after ultrasonic disperse 20min, is added In the rush vegetation growth liquid prepared to step 4), at 50 DEG C of bath temperature, 1.5h to be stirred, is filtered by vacuum, washing takes filter residue, It is dried at 70 DEG C, 2h is activated at 102 DEG C, ground, sieve with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment nine:
1) diatomite of 50 mass parts is weighed, is added in the distilled water of 100 mass parts, after ultrasonic disperse 1.5h, stands and divides Layer, discards the particle of bottom 2mm, takes upper layer diatomite suspension spare；
2) carbon fiber of 6 mass parts is distributed in the distilled water of 15 mass parts, carbon fiber is prepared in ultrasonic disperse 3h Dispersion liquid；
3) first diatomite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then will step The carbon fiber dispersion liquid of rapid 2) preparation is added in three-neck flask, and the magnetic agitation 2h at 115 DEG C, vacuum filtration takes filter residue, in 95 It dries at DEG C to constant weight, modification infusorial earth is prepared；
4) cornstarch of 50 mass parts and the calcium phosphate of 10 mass parts are added in the distilled water of 300 mass parts, stirring After uniformly, it is warming up to 95 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared and promotees vegetation Growth-promoting media；
5) modification infusorial earth by step 3) preparation is added in the distilled water of 100 mass parts, after ultrasonic disperse 30min, adds Enter in the rush vegetation growth liquid prepared to step 4), at 75 DEG C of bath temperature, stir 2.5h, be filtered by vacuum, washing takes filter Slag is dried at 80 DEG C, and 3h is activated at 105 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment ten:
1) calcium-base bentonite of 20 mass parts is weighed, is added in the distilled water of 80 mass parts, after ultrasonic disperse 0.5h, is stood Layering, discards the particle of bottom 1mm, takes upper layer calcium-base bentonite suspension spare；
2) carbon nanotube of 2.5 mass parts is distributed in the distilled water of 10 mass parts, carbon is prepared in ultrasonic disperse 1h Nanotube dispersion liquid；
3) first calcium-base bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then The carbon nano tube dispersion liquid of step 2) preparation is added in three-neck flask, the magnetic agitation 1h at 105 DEG C, vacuum filtration takes filter Slag is dried to constant weight at 80 DEG C, modified calcium-base bentonite is prepared；
4) the wheat starch of 20 mass parts and the calcium phosphate of 3 mass parts are added in the distilled water of 200 mass parts, stirring is equal After even, it is warming up to 85 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared that promote vegetation raw Long liquid；
5) the modified calcium-base bentonite by step 3) preparation is added in the distilled water of 80 mass parts, after ultrasonic disperse 10min, It is added in the rush vegetation growth liquid of step 4) preparation, at 25 DEG C of bath temperature, stirs 0.5h, be filtered by vacuum, washing takes filter Slag is dried at 60 DEG C, and 1h is activated at 100 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment 11:
1) calcium-base bentonite of 30 mass parts is weighed, is added in the distilled water of 90 mass parts, after ultrasonic disperse 1h, stands and divides Layer, discards the particle of bottom 1.5mm, takes upper layer calcium-base bentonite suspension spare；
2) carbon nanotube of 5 mass parts is distributed in the distilled water of 13 mass parts, ultrasonic disperse 2h is prepared carbon and receives Mitron dispersion liquid；
3) first calcium-base bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then The carbon nano tube dispersion liquid of step 2) preparation is added in three-neck flask, the magnetic agitation 1.5h at 110 DEG C, vacuum filtration takes Filter residue is dried to constant weight at 85 DEG C, modified calcium-base bentonite is prepared；
4) the wheat starch of 30 mass parts and the calcium phosphate of 8 mass parts are added in the distilled water of 250 mass parts, stirring is equal After even, it is warming up to 88 DEG C, keeps the temperature 30min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared that promote vegetation raw Long liquid；
5) the modified calcium-base bentonite by step 3) preparation is added in the distilled water of 90 mass parts, after ultrasonic disperse 20min, It is added in the rush vegetation growth liquid of step 4) preparation, at 60 DEG C of bath temperature, stirs 2h, be filtered by vacuum, washing takes filter Slag is dried at 70 DEG C, and 2h is activated at 102 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
Embodiment 12
1) calcium-base bentonite of 50 mass parts is weighed, is added in the distilled water of 100 mass parts, it is quiet after ultrasonic disperse 1.5h Layering is set, the particle of bottom 2mm is discarded, takes upper layer calcium-base bentonite suspension spare；
2) high purity graphite of 6 mass parts is distributed in the distilled water of 15 mass parts, graphite is prepared in ultrasonic disperse 3h Dispersion liquid；
3) first calcium-base bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then The graphite dispersing solution of step 2) preparation being added in three-neck flask, the magnetic agitation 2h at 115 DEG C, vacuum filtration takes filter residue, in It dries at 95 DEG C to constant weight, modified calcium-base bentonite is prepared；
4) the wheat starch of 50 mass parts and the calcium phosphate of 10 mass parts are added in the distilled water of 300 mass parts, stirring After uniformly, it is warming up to 95 DEG C, keeps the temperature 40min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared and promotees vegetation Growth-promoting media；
5) the modified calcium-base bentonite by step 3) preparation is added in the distilled water of 100 mass parts, ultrasonic disperse 30min Afterwards, it is added in the rush vegetation growth liquid of step 4) preparation, at 75 DEG C of bath temperature, stirs 2.5h, be filtered by vacuum, washing, Filter residue is taken, is dried at 80 DEG C, 3h is activated at 105 DEG C, is ground, is sieved with 100 mesh sieve, grounding resistance-reducing material is prepared.
Experimental example:
One, the measurement of grounding resistance-reducing material water absorption rate
Electric resistance reducing grounding material prepared by 0.1g above-described embodiment is weighed to be placed in the beaker for filling 250mL, it is quiet under room temperature Water suction is set until reaching saturation, is filtered, the quality of electric resistance reducing grounding material after water suction, electric resistance reducing grounding material water suction front and back quality are weighed Difference, the as quality of its absorbed moisture, measurement result be shown in Table 1, water absorption rate A calculation formula are as follows:
A=(m2-m1)/m1
In formula: m1For the quality for the preceding electric resistance reducing grounding material that absorbs water, unit g；
m2For the quality of electric resistance reducing grounding material after water suction, unit g；
Two, the test of grounding resistance-reducing materials conductive performance
Grounding resistance-reducing resistivity of material is generally measured at the scene, but can also be measured in laboratory, laboratory It generallys use resistivity case method to be measured, as shown in Figure 1, resistivity case is the rectangular of the not lid being made of plastics Shape insulate box, and the both ends of box are metal plate, this experiment uses copper sheet, and when measurement, which hinders drop prepared by above-described embodiment, to be connect Ground material is put into case, and top surface will flush, and then measures the friction reducer resistance value R between both ends of the surface, test result with universal meter 2 are shown in Table, calculates the resistivity of grounding resistance-reducing material as the following formula:
ρ=RWD/L
In formula: ρ is grounding resistance-reducing resistivity of material, and unit is Ω m；
R is the resistance value measured, and unit is Ω m；
W is that resistivity case is wide, unit m；
D is that resistivity case is high, m；
L is that resistivity case is long, m；
Three, grounding resistance-reducing material promotees the test of vegetation growth
Electric resistance reducing grounding material prepared by above-described embodiment is put into the resistivity case of Fig. 1, top surface will flush, then to It is uniformly sprinkled into soya bean in electric resistance reducing grounding material in resistivity case, is spilt with electric resistance reducing grounding material surface of the watering can into resistivity case Then the both ends of the surface of resistivity case are connect with positive and negative, the cathode of the power supply with power switch, in next 7d by water respectively It is interior, it turns on the power switch daily 1 time, the germination percentage situation of each conduction time 8min, soya bean are shown in Table 3；
Four, measurement of the grounding resistance-reducing material to the corrosion rate of steel grounding body
The gravimetric method of measurement rate of metal corrosion is that metal corruption is measured according to the variation for corroding forward and backward metal specimen weight Lose rate, gravimetric method can be divided into weight-loss method and two kinds of weightening finish method again, when the corrosion product on metal surface be easier to it is cleared, and Weight-loss method is often used when will not damage metal body because corrosion product is removed, when corrosion product is securely attached to surface of test piece Shi Ze uses weightening finish method；
For weight-loss method, corrosion of metal rate can be calculate by the following formula:
v-=(m0-m1)/S·t
In formula, v-For corrosion of metal rate, unit is g/ (m2·h)；
m0For the quality for corroding preceding test specimen, unit g；
m1For the quality of test specimen by the burn into of certain time and after removing surface corrosion product, unit g；
S is that test specimen is exposed to the surface area in corrosive environment, unit m2；
T is the time of test specimen corrosion, unit h；
According to gravimetric method, first steel grounding body is made into the test specimen of cylindrical shape, the test specimen of cylindrical shape is placed on In grounding resistance-reducing material prepared by above-described embodiment, after the regular hour, the variation of its weight is taken out and measured, is calculated Its corrosion rate, test result are shown in Table 4.
Table 1
Table 2
Embodiment Resistivity (Ω m)
Implement one 0.186
Implement two 0.198
Implement three 0.173
Implement four 0.129
Implement five 0.212
Implement six 0.207
Implement seven 0.254
Implement eight 0.263
Implement nine 0.199
Implement ten 0.156
Implement 11 0.285
Implement 12 0.241
Table 3
Table 4
Judgment criteria: the resistivity of grounding resistance-reducing material is lower than the 200 Ω m of resistivity of soil, grounding resistance-reducing material pair The rate of corrosion of steel grounding body is lower than the rate of corrosion 0.3g/ (m of steel in soil grounding body2·h)。
The beneficial effects of the present invention are: the resistivity of grounding resistance-reducing material of the invention is 0.129-0.285 Ω m, Less than the 200 Ω m of resistivity of soil, the rate of corrosion of grounding resistance-reducing material of the invention is 0.0045-0.0071g/ (m2· H), the respectively less than rate of corrosion 0.3g/ (m of steel in soil grounding body2H), the water absorption rate of grounding resistance-reducing material of the invention is 38.0843-40.9644g·g-1, close to the water absorption rate 40-50gg of soil-1。
Typical case: 1) weighing the calcium-base bentonite of 20 mass parts, is added in the distilled water of 80 mass parts, ultrasonic disperse After 0.5h, stratification discards the particle of bottom 1mm, takes upper layer calcium-base bentonite suspension spare；
2) carbon nanotube of 2.5 mass parts is distributed in the distilled water of 10 mass parts, carbon is prepared in ultrasonic disperse 1h Nanotube dispersion liquid；
3) first calcium-base bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then The carbon nano tube dispersion liquid of step 2) preparation is added in three-neck flask, the magnetic agitation 1h at 105 DEG C, vacuum filtration takes filter Slag is dried to constant weight at 80 DEG C, modified calcium-base bentonite is prepared；
4) the wheat starch of 20 mass parts and the calcium phosphate of 3 mass parts are added in the distilled water of 200 mass parts, stirring is equal After even, it is warming up to 85 DEG C, keeps the temperature 20min, cold water dilution cooling is added, kept the temperature at 60 DEG C spare, is prepared that promote vegetation raw Long liquid；
5) the modified calcium-base bentonite by step 3) preparation is added in the distilled water of 80 mass parts, after ultrasonic disperse 10min, It is added in the rush vegetation growth liquid of step 4) preparation, at 25 DEG C of bath temperature, stirs 0.5h, be filtered by vacuum, washing takes filter Slag is dried at 60 DEG C, and 1h is activated at 100 DEG C, and grinding sieves with 100 mesh sieve, grounding resistance-reducing material is prepared.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of environmental protection promotees vegetation growth type grounding resistance-reducing material, which is characterized in that the raw material including following parts by weight proportion: 20-50 parts of bentonite, 20-50 parts of vegetation growth material, 3-10 parts of vegetation growth element, 2.5-6 parts of conductive filler.
2. a kind of environmental protection according to claim 1 promotees vegetation growth type grounding resistance-reducing material, which is characterized in that the swelling Soil is calcium-base bentonite or atlapulgite or diatomite.
3. a kind of environmental protection according to claim 1 promotees vegetation growth type grounding resistance-reducing material, which is characterized in that the vegetation Growth material is potato starch or wheat starch or cornstarch.
4. a kind of environmental protection according to claim 1 promotees vegetation growth type grounding resistance-reducing material, which is characterized in that the vegetation Auxin is calcium phosphate or potassium sulfate.
5. a kind of environmental protection according to claim 1 promotees vegetation growth type grounding resistance-reducing material, which is characterized in that the conduction Filler is high purity graphite or carbon nanotube or carbon fiber.
6. a kind of environmental protection according to claim 1 promotees vegetation growth type grounding resistance-reducing material, which is characterized in that the ground connection The preparation method of resistance-lowering material, comprising the following steps:
1) bentonite of 20-50 mass parts is weighed, is added in the distilled water of 80-100 mass parts, after ultrasonic disperse 0.5-1.5h, Stratification discards the particle of bottom 1-2mm, takes upper layer bentonite suspension spare；
2) conductive filler of 2.5-6 mass parts is distributed in the distilled water of 10-15 mass parts, ultrasonic disperse 1-3h is prepared into To conductive filler dispersion liquid；
3) first bentonite suspension prepared by step 1) is added in the three-neck flask equipped with reflux condensing tube, then by step 2 The conductive filler dispersion liquid of preparation is added in three-neck flask, the magnetic agitation 1-2h at 105-115 DEG C, and vacuum filtration takes filter residue, It dries at 80-95 DEG C to constant weight, modified alta-mud is prepared；
4) 200-300 mass parts are added in the vegetation growth material of 20-50 mass parts and the vegetation growth element of 3-10 mass parts In distilled water, after mixing evenly, it is warming up to 85-95 DEG C, keeps the temperature 20-40min, cold water dilution cooling is added, is kept the temperature at 60 DEG C It is spare, it is prepared and promotees vegetation growth liquid；
5) modified alta-mud by step 3) preparation is added in the distilled water of 80-100 mass parts, after ultrasonic disperse 10-30min, It is added in the rush vegetation growth liquid of step 4) preparation, at 25-75 DEG C of bath temperature, stirs 0.5-2.5h, vacuum filtration is washed It washs, takes filter residue, dried at 60-80 DEG C, 1-3h is activated at 100-105 DEG C, grind, sieve with 100 mesh sieve, ground connection drop is prepared Hinder material.
CN201811168059.6A 2018-10-08 2018-10-08 A kind of environmental protection rush vegetation growth type grounding resistance-reducing material Pending CN109349277A (en)

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