CN107520217B - Construction process for treating dust in urban storage yard - Google Patents
Construction process for treating dust in urban storage yard Download PDFInfo
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- CN107520217B CN107520217B CN201710852337.9A CN201710852337A CN107520217B CN 107520217 B CN107520217 B CN 107520217B CN 201710852337 A CN201710852337 A CN 201710852337A CN 107520217 B CN107520217 B CN 107520217B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/06—Seeders combined with fertilising apparatus
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0262—Mulches, i.e. covering material not-pre-formed in mats or sheets
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/22—Materials not provided for elsewhere for dust-laying or dust-absorbing
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- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
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Abstract
The invention provides a construction process for treating dust in an urban storage yard, which comprises the following steps: (1) mixing bentonite, modifier, plant seeds, plant growth regulator and water to form dust raising liquid; (2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 8-10min, the spraying distance is 4-5m, the spraying pressure is 0.6-0.8MPa, and the spraying flow is 1.5L/min; (3) laying a layer of straw powder on the surface of the basement membrane; (4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 3-5min, the spraying distance is 3-4m, the spraying pressure is 0.5-0.6MPa, and the spraying flow is 1.0L/min. The process is simple, low in cost and environment-friendly, can realize large-scale construction, and can achieve a good effect of controlling the dust emission of the urban storage yard.
Description
Technical Field
The invention belongs to the technical field of greening and environment-friendly engineering, and particularly relates to a construction process for treating dust in an urban storage yard.
Background
In recent years, with the deepening of the industrialization degree of China, the dust pollution, especially the dust pollution problem of urban storage yards, is more serious, and the dust pollution problem not only causes a large amount of resource loss, but also pollutes the surrounding environment and influences the normal production and life of people. Along with the enhancement of the meaning of environmental protection, people pay more and more attention to the treatment of dust pollution.
The dust in the urban storage yard can be reduced by a watering and dust-reducing method, but the watering and dust-reducing index is not a cause, and the purpose of suppressing the dust is achieved by covering a green net with a small aperture, but the method is not environment-friendly and wastes resources, is relatively high in cost and uneconomical, and has a general effect of suppressing the dust.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the construction process for treating the flying dust of the urban storage yard, which has the advantages of simple process, low cost, realization of large-scale construction, good effect of controlling the flying dust of the urban storage yard, quick effect, low cost and environmental protection.
In order to achieve the above purpose, the solution adopted by the invention is as follows:
a construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing bentonite, modifier, plant seeds, plant growth regulator and water to form dust raising liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 8-10min, the spraying distance is 4-5m, the spraying pressure is 0.6-0.8MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 3-5min, the spraying distance is 3-4m, the spraying pressure is 0.5-0.6MPa, and the spraying flow is 1.0L/min.
The urban yard flying dust treatment construction process has the beneficial effects that the flying dust liquid is sprayed to the surface of the yard to form the bottom film, the sprayed flying dust liquid is distributed on the surface of the urban yard more uniformly by controlling the spraying distance, the spraying pressure and the spraying flow, then a layer of straw powder is laid on the surface of the bottom film, the straw powder can not only provide nutrition for plant seeds in the bottom film, but also promote soil improvement and is beneficial to the growth of the plant seeds, the straw powder is low in price and wide in source, the straw powder is fully utilized, the environmental pollution is reduced, then a layer of flying dust liquid is laid on the surface of the straw powder, and the spraying distance, the spraying pressure and the spraying flow are controlled to ensure that the density of the plant seeds is proper, the rapid growth of the seeds is facilitated, and the good effect of treating the flying dust can be achieved;
the dust raising liquid comprises bentonite, a modifier, plant seeds, a plant growth regulator and water, and the bentonite not only has a good water retention effect, but also can improve the soil structure and increase the air permeability of the soil; the conditioner can prevent soil erosion, reduce soil water evaporation or excessive transpiration, save irrigation water, promote healthy growth of plants and the like; the plant growth regulator is used in agricultural production, can effectively regulate the growth process of crops, and has comprehensive and balanced nutrition through the matching of bentonite, a modifier, plant seeds, the plant growth regulator and water, the straw powder, the bentonite and the like have a certain dust suppression effect, the raised dust can be well treated after the plant seeds germinate and grow, the process is simple, the cost is low, large-scale construction can be realized, the good effect of controlling the raised dust of the urban storage yard can be achieved through the construction process, the effect is fast, the cost is low, and the environment is protected.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
The construction process for treating the dust in the urban storage yard provided by the embodiment of the invention is specifically explained below.
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing bentonite, modifier, plant seeds, plant growth regulator and water to form dust raising liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 8-10min, the spraying distance is 4-5m, the spraying pressure is 0.6-0.8MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 3-5min, the spraying distance is 3-4m, the spraying pressure is 0.5-0.6MPa, and the spraying flow is 1.0L/min.
Preferably, the dust raising liquid comprises the following components in parts by weight: 10-20 parts of bentonite, 20-30 parts of modifier, 10-15 parts of plant seeds, 0.01-1 part of plant growth regulator and 1000 parts of water.
The bentonite can reduce the agricultural fertilizer to be flushed out by water, the storage capacity of the agricultural fertilizer and moisture is improved, the soil is improved, the crop yield is improved, the fertilizer efficiency can be prolonged, the fertilizer and irrigation water are saved, the bentonite not only has a good water retention effect, but also can improve the soil structure, the soil air permeability is improved, a good growth environment can be provided for plant seeds, the bentonite has good adsorption performance, dust can be adsorbed, and a certain dust raising effect is achieved. Preferably, the particle size of the bentonite is 60 to 100nm to facilitate absorption of moisture and mixing with other raw materials, and more preferably, the particle size of the bentonite is 80 nm.
The improver can prevent soil erosion, reduce soil water evaporation or excessive transpiration, save irrigation water, promote healthy plant growth and the like, and preferably, the improver comprises one of vinyl acetate maleic acid and potassium polyacrylate. Wherein, the vinyl acetate maleic acid and the potassium polyacrylate are both artificially synthesized soil conditioners, and both have the characteristics of high water absorption, low production cost, simple processing technology, no harm to the ecological environment by final decomposed organisms and the like. Particularly, the potassium polyacrylate is used as a polyacrylamide derivative containing potassium carboxylate, and the product quality is more stable and does not deteriorate after long-term storage.
Plant seeds are selected from at least one kind in the grass seed of the tape of books, alfalfa seed and the cosmos seed, and the grass of the tape of books, alfalfa and cosmos are herbaceous plant, compare in other bush plants, arbor plant etc. herbaceous plant is more suitable for and plants in the city, not only can play the effect that prevents the raise dust, and the plant is less, is favorable to planting in various occasions, and the planting area is big, has beautified environment and ornamental value moreover concurrently.
The plant growth regulator comprises one of abscisic acid, daminozide, chlormequat chloride and paclobutrazol. Wherein, abscisic acid, daminozide, chlormequat chloride and paclobutrazol all have the function of improving the stress resistance of plants. The paclobutrazol is a triazole plant growth regulator, mainly has the effects of inhibiting the biosynthesis of gibberellin in plants, slowing down the growth speed of the plants, controlling the elongation of crop stems, shortening crop internodes, promoting tillering of the plants, promoting the differentiation of plant flower buds, increasing the stress resistance of the plants, improving the yield and the like.
The straw powder is low in price and wide in source, the straw powder is fully utilized, the environmental pollution is reduced, the straw powder contains rich nitrogen, phosphorus, calcium, potassium, magnesium, organic matters and the like, the straw powder is placed between the bottom film and the cover film and can provide nutrition for plant seeds to grow, the purpose of spraying one layer of bottom film firstly is to provide nutrition for the plant seeds in the bottom film and the cover film simultaneously in order to enable the straw powder to be well adhered to the bottom film, and meanwhile, the survival rate of the plant seeds can be increased. Preferably, the straw powder is 80-100 mesh straw powder, so as to facilitate the absorption of nutrient components by plants, the thickness of the laid straw powder cannot be too thick, the thickness can influence the growth of plant seeds, and the thickness cannot be too thin, so that the thickness of the straw powder is 0.8-1mm, and preferably, the straw powder comprises corn straw powder.
The spraying time, the spraying distance, the spraying pressure and the spraying flow rate are all higher than those of the spraying time, the spraying distance, the spraying pressure and the spraying flow rate when the bottom film is sprayed, the aim is to enable the growing density of plants to be proper and improve the survival rate of the growing plants, wherein the spraying distance refers to the distance between a gun opening of a spraying gun and the surface of a storage yard.
The features and properties of the present invention are described in further detail below with reference to examples.
Example 1
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 10 parts by weight of bentonite, 20 parts by weight of vinyl acetate maleic acid, 10 parts by weight of coreopsis tinctoria seeds, 0.01 part by weight of abscisic acid and 800 parts by weight of water to form a dusting liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 8min, the spraying distance is 4m, the spraying pressure is 0.6MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane, wherein the thickness of the straw powder is 0.8mm, and the straw powder is sieved by a 80-mesh sieve;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 3min, the spraying distance is 3m, the spraying pressure is 0.5MPa, and the spraying flow is 1.0L/min.
Example 2
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 20 parts by weight of bentonite, 30 parts by weight of potassium polyacrylate, 15 parts by weight of kohlrabi seeds, 1 part by weight of daminozide and 1000 parts by weight of water to form dust raising liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 10min, the spraying distance is 5m, the spraying pressure is 0.8MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane, wherein the thickness of the straw powder is 1mm, and the straw powder is sieved by a 100-mesh sieve;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 5min, the spraying distance is 4m, the spraying pressure is 0.6MPa, and the spraying flow is 1.0L/min.
Example 3
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 15 parts by weight of bentonite, 10 parts by weight of vinyl acetate maleic acid, 5 parts by weight of potassium polyacrylate, 10 parts by weight of alfalfa seeds, 0.05 part by weight of chlormequat chloride and 800 parts by weight of water to form dusting liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 9min, the spraying distance is 4.5m, the spraying pressure is 0.7MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane, wherein the thickness of the straw powder is 0.9mm, and the straw powder is sieved by a 90-mesh sieve;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 4min, the spraying distance is 3.5m, the spraying pressure is 0.5MPa, and the spraying flow is 1.0L/min.
Example 4
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 18 parts by weight of bentonite, 28 parts by weight of potassium polyacrylate, 5 parts by weight of cudweed seeds, 8 parts by weight of coreopsis tinctoria seeds, 0.5 part by weight of paclobutrazol and 1000 parts by weight of water to form a dusting liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 10min, the spraying distance is 5m, the spraying pressure is 0.8MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane, wherein the thickness of the straw powder is 1mm, and the straw powder is sieved by a 100-mesh sieve;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 5min, the spraying distance is 4m, the spraying pressure is 0.6MPa, and the spraying flow is 1.0L/min.
Example 5
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 15 parts by weight of bentonite, 25 parts by weight of potassium polyacrylate, 5 parts by weight of ribbongrass seeds, 2 parts by weight of coreopsis seeds, 2 parts by weight of alfalfa seeds, 0.1 part by weight of abscisic acid, 0.1 part by weight of paclobutrazol and 1000 parts by weight of water to form dusting liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 10min, the spraying distance is 5m, the spraying pressure is 0.8MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane, wherein the thickness of the straw powder is 1mm, and the straw powder is sieved by a 100-mesh sieve;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 5min, the spraying distance is 4m, the spraying pressure is 0.6MPa, and the spraying flow is 1.0L/min.
Comparative example 1
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 10 parts by weight of bentonite, 20 parts by weight of vinyl acetate maleic acid, 10 parts by weight of coreopsis tinctoria seeds, 0.01 part by weight of abscisic acid and 800 parts by weight of water to form a dusting liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 8min, the spraying distance is 4m, the spraying pressure is 0.6MPa, and the spraying flow is 1.5L/min;
(3) the 1/4 dust raising liquid is sprayed to the surface of the basement membrane through a spray gun liquid to form a cover membrane, the spraying time is 3min, the spraying distance is 3m, the spraying pressure is 0.5MPa, and the spraying flow is 1.0L/min.
Comparative example 2
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 10 parts by weight of bentonite, 20 parts by weight of vinyl acetate maleic acid, 10 parts by weight of coreopsis tinctoria seeds, 0.01 part by weight of abscisic acid and 800 parts by weight of water to form a dusting liquid;
(2) laying a layer of straw powder on the surface of the storage yard, wherein the thickness of the straw powder is 0.8mm, and the straw powder is sieved by a 80-mesh sieve;
(3) spraying the dust raising liquid to the surface of the straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 3min, the spraying distance is 3m, the spraying pressure is 0.5MPa, and the spraying flow is 1.0L/min.
Comparative example 3
A construction process for treating dust in an urban storage yard comprises the following steps:
(1) mixing 10 parts by weight of bentonite, 20 parts by weight of vinyl acetate maleic acid, 10 parts by weight of coreopsis tinctoria seeds, 0.01 part by weight of abscisic acid and 800 parts by weight of water to form a dusting liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 8min, the spraying distance is 4m, the spraying pressure is 0.6MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane, wherein the thickness of the straw powder is 0.8mm, and sieving the straw powder with a 80-mesh sieve.
Examples of the experiments
The equivalent dust raising liquid is sprayed to the storage yards with the same area according to the urban storage yard dust raising treatment construction process of the examples 1 to 5 and the comparative examples 1 to 3, the germination rate of the seeds is observed after 3 days, and the survival rate of the seeds is observed after 10 days, and the results are shown in table 1.
TABLE 1
| Germination rate | Survival rate | |
| Example 1 | 96％ | 93％ |
| Example 2 | 97％ | 94％ |
| Example 3 | 96％ | 94％ |
| Example 4 | 98％ | 96％ |
| Example 5 | 95％ | 92％ |
| Comparative example 1 | 68％ | 63％ |
| Comparative example 2 | 72％ | 67％ |
| Comparative example 3 | 70％ | 65％ |
As can be seen from Table 1, the germination rates and survival rates of the seeds obtained by the construction process for treating the dust in the urban storage yard in examples 1 to 5 are much higher than those of the seeds obtained by the comparative examples 1 to 3. Compared with examples 1-5, comparative example 1 has no straw powder layer laid, comparative example 2 has no bottom spray film, and comparative example 3 has no top spray film; the result shows that the urban storage yard raise dust treatment construction process protected by the application can enable plant seeds to have higher germination rate and survival rate and grow in a large area due to the adoption of a scientific and reasonable construction process, can achieve the good effect of controlling the urban storage yard raise dust through the construction process, and is quick in effect, low in cost and environment-friendly.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A construction process for treating dust in an urban storage yard is characterized by comprising the following steps: the method comprises the following steps:
(1) mixing bentonite, modifier, plant seeds, plant growth regulator and water to form dust raising liquid;
(2) spraying 3/4 fly ash liquid to the surface of a storage yard through a spray gun to form a bottom film, wherein the spraying time is 8-10min, the spraying distance is 4-5m, the spraying pressure is 0.6-0.8MPa, and the spraying flow is 1.5L/min;
(3) laying a layer of straw powder on the surface of the basement membrane;
(4) spraying 1/4 fly ash liquid to the surface of straw powder through a spray gun liquid to form a cover film, wherein the spraying time is 3-5min, the spraying distance is 3-4m, the spraying pressure is 0.5-0.6MPa, and the spraying flow is 1.0L/min.
2. The urban storage yard raise dust treatment construction process according to claim 1, characterized in that: the straw powder is sieved by a sieve of 80-100 meshes.
3. The urban storage yard raise dust treatment construction process according to claim 2, characterized in that: the thickness of the straw powder is 0.8-1 mm.
4. The urban storage yard raise dust treatment construction process according to claim 1, characterized in that: the straw powder comprises corn straw powder.
5. The urban storage yard dust control construction process according to claim 3, characterized in that: the particle size of the bentonite is 60-100 nm.
6. The urban storage yard dust control construction process according to claim 5, characterized in that: the particle size of the bentonite is 80 nm.
7. The urban storage yard dust control construction process according to claim 4, characterized in that: the modifier comprises one of vinyl acetate maleic acid and potassium polyacrylate.
8. The urban storage yard raise dust treatment construction process according to claim 1, characterized in that: the mixed seeds comprise at least one of the seeds of Trifolium pratense, alfalfa seeds and coreopsis tinctoria.
9. The urban storage yard dust control construction process according to claim 6, characterized in that: the plant growth regulator comprises one of abscisic acid, daminozide, chlormequat chloride and paclobutrazol.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710852337.9A CN107520217B (en) | 2017-09-19 | 2017-09-19 | Construction process for treating dust in urban storage yard |
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| CN107520217B true CN107520217B (en) | 2020-08-18 |
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| CN113115687A (en) * | 2019-12-30 | 2021-07-16 | 河南省九金科技有限公司 | Dust suppressant for greening and preparation method and application thereof |
| CN113980648B (en) * | 2021-11-22 | 2023-09-08 | 山东方嘉环境科技有限公司 | Dust suppression material |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1752179A (en) * | 2005-09-30 | 2006-03-29 | 武汉理工大学 | High water absorption environment protection ecologic sand control material and preparing process thereof |
| CN101451064A (en) * | 2007-12-03 | 2009-06-10 | 万金林 | Anti-evaporating, sand consolidation and water retention vegetation greening and ecological restoration growth compound plant protecting coat agent |
| CN104478471A (en) * | 2014-12-18 | 2015-04-01 | 青海大学 | Sand-fixing plant-growing hollow brick and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8936673B2 (en) * | 2011-05-06 | 2015-01-20 | Central Fiber, LLC | Surface treatment compositions and preparation methods |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1752179A (en) * | 2005-09-30 | 2006-03-29 | 武汉理工大学 | High water absorption environment protection ecologic sand control material and preparing process thereof |
| CN101451064A (en) * | 2007-12-03 | 2009-06-10 | 万金林 | Anti-evaporating, sand consolidation and water retention vegetation greening and ecological restoration growth compound plant protecting coat agent |
| CN104478471A (en) * | 2014-12-18 | 2015-04-01 | 青海大学 | Sand-fixing plant-growing hollow brick and preparation method thereof |
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