CN105037885A - Puncture-resistant saline-alkali land salt-removing subsurface pipe and application thereof - Google Patents
Puncture-resistant saline-alkali land salt-removing subsurface pipe and application thereof Download PDFInfo
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- CN105037885A CN105037885A CN201510438582.6A CN201510438582A CN105037885A CN 105037885 A CN105037885 A CN 105037885A CN 201510438582 A CN201510438582 A CN 201510438582A CN 105037885 A CN105037885 A CN 105037885A
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- Prior art keywords
- hidden pipe
- puncture
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- saltings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- 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
- A01G25/00—Watering gardens, fields, sports grounds or the like
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a puncture-resistant saline-alkali land salt-removing subsurface pipe. The subsurface pipe comprises, by weight, 65-85 parts of polyethylene, 25-36 parts of poly-s-triazine, 3-8 parts of acetyl triethyl citrate, 4-9 parts of carbon black, 4-12 parts of ethylene-vinyl acetate copolymers, 5-10 parts of nano materials, 8-14 parts of isoprene rubber, 6-1 parts of unsaturated polyester resin, 1.1-2.4 parts of microcrystalline wax and 0.5-1.8 parts of calcium stearate. The invention further provides application of the puncture-resistant saline-alkali land salt-removing subsurface pipe. The nominal outside diameter of the manufactured subsurface pipe is 9 cm, the average wall thickness is 0.7 mm, the effective water-absorbing area of a pipeline is 60 cm<2>/m, and the pipe has the advantages of being resistant to puncture, high in strength and large in elasticity modulus.
Description
Technical field
The invention provides a kind of saltings salt discharge hidden pipe and application thereof of puncture, belong to alkaline land improving technical field.
Background technology
Comprise for the method improveing saltings at present:
(1) Salt And Alkali Tolerance crop varieties is planted.According to salinization and alkalization, the strong plant variety of Saline alkali tolerance is selected to plant.
(2) applying organic manure improvement soil.Fertilizer can improve soil aggregate, build up fertility, promote topsoil gong improvement, reduce salt content, (crumb structure makes loosing soil, cuts off soil capillary hole, increases non-capillary pore gap to alleviate saline and alkaline negative impact, the salinity of favourable prevention underground water directly rises to surface soil and concentrates, and inhibits the accumulation of salt in the surface soil.
(3) rational tillage, prevents the accumulation of salt in the surface soil.Plough and should not cross dark and carry out leveling, furrow are short, high, narrow, and furrow ditch wants dark, in order to draining, also in conjunction with the irrigation desalinization of soil by flooding or leaching, can reach the effect of desalinization of soil by flooding or leaching desalination by irrigating spray.
Above-mentioned several desalting salinized soil improving technology can be accomplished to avoid perniciousness harm in various degree, stop underground salinity to rise, reach desalinization of soil by flooding or leaching desalination improved effect, but it is large also to there is treatment cost, construction inconvenience, the deficiency that the cycle of administering is long.
Adopt trench digging box dam in saltings, salt discharge hidden pipe is laid, irrigate a series of technique means such as hidden pipe is laid, the broken knot of subsoiling, fresh water are basined irrigation, salt water forced-ventilated, continuous irrigation row, anniversary salt discharge, realizing saltings quick desalination, is saltings salt discharge conventional at present, modification method.
Existing saltings salt discharge hidden pipe has the following disadvantages:
(1) effective water suction area of pipeline is little, and the tube wall of pipeline is thicker, and cost is high;
(2) not puncture, hidden pipe easily by the root puncture of plant that saltings is planted, causes breaking of hidden pipe;
(3) intensity is low, snappiness is poor.
Summary of the invention
The present invention is the deficiency solving prior art existence, provides a kind of saltings salt discharge hidden pipe and application thereof of puncture, to realize following goal of the invention:
(1) the saltings salt discharge hidden pipe of the puncture prepared by the present invention:
Outward appearance: tubing uniform color is consistent, and tubing becomes corrugated;
Size: nominal outside diameter is 9cm, average wall thickness is 0.7mm;
Effective water suction area of pipeline: reach 60cm
2/ m;
Prosopyle: in same pipe circumference, prosopyle number is 3, described prosopyle is in oval, and maximum outside diameter is 110% with the ratio of minimum diameter.
(2) the saltings salt discharge hidden pipe prepared of the present invention, puncture, the saltings being equipped with hidden pipe is planted diversiform-leaved poplar, red building, salt willow, and after 3 years, cumulative length is no one puncture on the hidden pipe of 1000 meters.
(3) the saltings salt discharge hidden pipe prepared of the present invention, intensity is large, snappiness good.
(4) the saltings salt discharge hidden pipe prepared of the present invention, Wan Qu Du≤0.5-1.2%, Young's modulus of elasticity reaches 3410-3480MPa.
For solving above technical problem, the technical solution used in the present invention is as follows:
A saltings salt discharge hidden pipe for puncture, the raw material of described hidden pipe comprises polyethylene, poly-triazine, acetyl triethyl citrate, carbon black, ethylene-vinyl acetate copolymer, nano material, polyisoprene rubber, unsaturated polyester resin, Microcrystalline Wax, calcium stearate.
Below the further improvement to technique scheme:
The raw material of described hidden pipe comprises the component of following weight part: polyethylene 65-85 part, poly-triazine 25-36 part, acetyl triethyl citrate 3-8 part, carbon black 4-9 part, ethylene-vinyl acetate copolymer 4-12 part, nano material 5-10 part, polyisoprene rubber 8-14 part, unsaturated polyester resin 6-13 part, Microcrystalline Wax 1.1-2.4 part, calcium stearate 0.5-1.8 part.
Described nano material comprises nano oxidized copper powder and nano-graphene, and mass ratio is 2:1.
Described polyethylene comprises medium-density polyethylene and linear low density polyethylene, and mass ratio is 1:1.
Described hidden pipe, nominal outside diameter is 9cm, and average wall thickness is 0.7mm.
Described hidden pipe, effective water suction area of pipeline is 60cm
2/ m.
Described hidden pipe, in same pipe circumference, prosopyle number is 3.
Described prosopyle is in oval, and maximum outside diameter is 110% with the ratio of minimum diameter.
A kind of preparation method of saltings salt discharge hidden pipe of puncture; comprise extruding pelletization; described extruding pelletization; compound is joined the charging opening of double-screw extruding pelletizing machine; being heated to material is that molten state is extruded, and wherein engine speed is 85-98 rev/min, and feeding rotating speed is 25 revs/min; after being cooled by extrudate, be cut into particle.
An application for the saltings salt discharge hidden pipe of puncture, comprises the laying of salt discharge hidden pipe, and the laying of described salt discharge hidden pipe, on the saltings through prepartion of land, carries out laying hidden pipe, and the pipeline gradient is 0.38 ‰, and laying the degree of depth is 1.8 meters, Lay interval 32 meters.
Adopt above technical scheme, beneficial effect of the present invention is:
(1) the saltings salt discharge hidden pipe of the puncture prepared by the present invention:
Outward appearance: tubing uniform color is consistent, and tubing becomes corrugated;
Size: nominal outside diameter is 9cm, average wall thickness is 0.7mm;
Effective water suction area of pipeline: reach 60cm
2/ m;
Prosopyle: in same pipe circumference, prosopyle number is 3, is evenly distributed in circumferentially, and prosopyle is positioned at bottom the trough of pipeline ripple; Described prosopyle is in oval, and maximum outside diameter is 110% with the ratio of minimum diameter.
(2) the saltings salt discharge hidden pipe prepared of the present invention, puncture, the saltings being equipped with hidden pipe is planted diversiform-leaved poplar, red building, salt willow, and after 3 years, cumulative length is no one puncture on the hidden pipe of 1000 meters.
(3) the saltings salt discharge hidden pipe prepared of the present invention, intensity is large, and shock strength is 150-160kJ/m
2, tensile strength is 90-106MPa; Snappiness is good, resistance to coiling, and coil diameter reaches 7.5-12.4 rice.
(4) the saltings salt discharge hidden pipe prepared of the present invention, Wan Qu Du≤0.5-1.2%, Young's modulus of elasticity reaches 3410-3480MPa.
Embodiment
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
the saltings salt discharge hidden pipe of embodiment 1 one kinds of puncture
The raw material of described hidden pipe comprises the component of following weight part:
Polyethylene 65 parts, poly-triazine 25 parts, acetyl triethyl citrate 3 parts, carbon black 4 parts, ethylene-vinyl acetate copolymer 4 parts, nano material 5 parts, polyisoprene rubber 8 parts, unsaturated polyester resin 6 parts, Microcrystalline Wax 1.1 parts, calcium stearate 0.5 part.
Described nano material comprises nano oxidized copper powder and nano-graphene, and mass ratio is 2:1.
Described polyethylene comprises medium-density polyethylene and linear low density polyethylene, and mass ratio is 1:1.
the saltings salt discharge hidden pipe of embodiment 2 one kinds of puncture
The raw material of described hidden pipe comprises the component of following weight part:
Polyethylene 76 parts, poly-triazine 32 parts, acetyl triethyl citrate 5 parts, carbon black 7 parts, ethylene-vinyl acetate copolymer 10 parts, nano material 8 parts, polyisoprene rubber 12 parts, unsaturated polyester resin 11 parts, Microcrystalline Wax 2.1 parts, calcium stearate 1.5 parts.
Described nano material comprises nano oxidized copper powder and nano-graphene, and mass ratio is 2:1.
Described polyethylene comprises medium-density polyethylene and linear low density polyethylene, and mass ratio is 1:1.
the saltings salt discharge hidden pipe of embodiment 3 one kinds of puncture
The raw material of described hidden pipe comprises the component of following weight part:
Polyethylene 85 parts, poly-triazine 36 parts, acetyl triethyl citrate 8 parts, carbon black 9 parts, ethylene-vinyl acetate copolymer 12 parts, nano material 10 parts, polyisoprene rubber 14 parts, unsaturated polyester resin 13 parts, Microcrystalline Wax 2.4 parts, calcium stearate 1.8 parts.
Described nano material comprises nano oxidized copper powder and nano-graphene, and mass ratio is 2:1.
Described polyethylene comprises medium-density polyethylene and linear low density polyethylene, and mass ratio is 1:1.
the preparation method of the saltings salt discharge hidden pipe of embodiment 4 one kinds of puncture
(1) weigh
According to composition of raw materials, take each feed composition.
(2) preheating
High-speed mixer is preheating to organism temperature 150 DEG C.
(3) reinforced
Add in high-speed mixer by nano material, Microcrystalline Wax, calcium stearate, stir 30 minutes, rotating speed is 900 revs/min; Add polyethylene, poly-triazine, acetyl triethyl citrate, carbon black, ethylene-vinyl acetate copolymer, polyisoprene rubber, unsaturated polyester resin again, stir 10 minutes, rotating speed is 250 revs/min.
(4) extruding pelletization
(3) step gained compound is joined the charging opening of double-screw extruding pelletizing machine, being heated to material is that molten state is extruded, and wherein engine speed is 85-98 rev/min, and feeding rotating speed is 25 revs/min; After being cooled by extrudate, be cut into particle.
(5) tubing is prepared
Tube extrusion technique is: barrel zone temperature 230 DEG C, die head temperature 235 DEG C, and engine speed is 160 revs/min; Extrudate, through overcooling, sizing, traction, punching, makes hidden pipe of the present invention.
Described sizing, Vacuum shaping degree is 0.10 MPa;
Described traction, pulling speed is 220 cm per minute.
the application of the saltings salt discharge hidden pipe of embodiment 5 one kinds of puncture
(1) saltings type
The soil salt content in described saltings is 2.8-3.6%, and soil pH is 8.6-8.8, and alkalization of soils degree is 18-22%.
(2) laying of salt discharge hidden pipe
On the saltings through prepartion of land, carry out laying hidden pipe, the pipeline gradient is 0.38 ‰, and laying the degree of depth is 1.0 meters, Lay interval 32 meters; The filtrate of salt discharge hidden pipe periphery parcel 10cm; Described filtrate, consists of sand 25 parts, pebbles 30 parts, the peat composed of rotten mosses 18 parts, straw powder 10 parts, and mentioned component mixes, grinds, and makes the filtrate that size particles is relatively uniform.
(3) backfilling of pipe canal
Salt discharge hidden pipe and header are backfilled by conjunction ditch machine after having buried underground, and backfilling of pipe canal must completing without in rain day continuously, and ridging after backfilling of pipe canal is in case be converted into ditch under water breakthrough, and initiating terminal and road surface will be backfilling and compacted.
(4) soil subsoiling
Adopt soil subsoiling machinery to carry out subsoiling to soil, the subsoiling degree of depth is 0.7m, is beneficial to moisture penetration.
(5) fresh water pouring
Adopt fresh water to water saltings, the irrigation degree of depth is 0.4m, and while carrying out fresh water irrigation, the salinity in soil sinks, and salt solution is entered by the prosopyle of salt discharge hidden pipe, finally collects and enters header, discharges.
result:
(1) the saltings salt discharge hidden pipe of the puncture prepared by the present invention:
Outward appearance: tubing uniform color is consistent; Tubing becomes corrugated;
Size: nominal outside diameter is 9cm, average wall thickness is 0.7mm;
Effective water suction area of pipeline: be 60cm
2/ m;
Prosopyle: in same pipe circumference, prosopyle number is 3, is evenly distributed in circumferentially, and prosopyle is positioned at bottom the trough of pipeline ripple; Described prosopyle is in oval, and maximum outside diameter is 110% with the ratio of minimum diameter.
(2) hidden pipe prepared of the present invention:
Puncture, the saltings being equipped with hidden pipe is planted diversiform-leaved poplar, red building, salt willow, and after 3 years, cumulative length is no one puncture on the hidden pipe of 1000 meters;
Intensity is large, and shock strength is 150-160kJ/m
2, tensile strength is 90-106MPa;
Snappiness is good, resistance to coiling, and coil diameter reaches 7.5-12.4 rice;
Wan Qu Du≤0.5-1.2%, Young's modulus of elasticity is 3410-3480MPa.
The index of correlation of the saltings salt discharge hidden pipe of puncture prepared by table 1 the present invention
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a saltings salt discharge hidden pipe for puncture, is characterized in that: the raw material of described hidden pipe comprises polyethylene, poly-triazine, acetyl triethyl citrate, carbon black, ethylene-vinyl acetate copolymer, nano material, polyisoprene rubber, unsaturated polyester resin, Microcrystalline Wax, calcium stearate.
2. the saltings salt discharge hidden pipe of a kind of puncture according to claim 1, is characterized in that: the raw material of described hidden pipe comprises the component of following weight part: polyethylene 65-85 part, poly-triazine 25-36 part, acetyl triethyl citrate 3-8 part, carbon black 4-9 part, ethylene-vinyl acetate copolymer 4-12 part, nano material 5-10 part, polyisoprene rubber 8-14 part, unsaturated polyester resin 6-13 part, Microcrystalline Wax 1.1-2.4 part, calcium stearate 0.5-1.8 part.
3. the saltings salt discharge hidden pipe of a kind of puncture according to claim 2, is characterized in that: described nano material comprises nano oxidized copper powder and nano-graphene, and mass ratio is 2:1.
4. the saltings salt discharge hidden pipe of a kind of puncture according to claim 2, is characterized in that: described polyethylene comprises medium-density polyethylene and linear low density polyethylene, and mass ratio is 1:1.
5. the saltings salt discharge hidden pipe of a kind of puncture according to claim 1, is characterized in that: described hidden pipe, and nominal outside diameter is 9cm, and average wall thickness is 0.7mm.
6. the saltings salt discharge hidden pipe of a kind of puncture according to claim 1, is characterized in that: described hidden pipe, and effective water suction area of pipeline is 60cm
2/ m.
7. the saltings salt discharge hidden pipe of a kind of puncture according to claim 1, is characterized in that: described hidden pipe, and in same pipe circumference, prosopyle number is 3.
8. the saltings salt discharge hidden pipe of a kind of puncture according to claim 7, is characterized in that: described prosopyle is in oval, and maximum outside diameter is 110% with the ratio of minimum diameter.
9. the preparation method of the saltings salt discharge hidden pipe of a puncture; it is characterized in that: comprise extruding pelletization; described extruding pelletization; compound is joined the charging opening of double-screw extruding pelletizing machine; being heated to material is that molten state is extruded, and wherein engine speed is 85-98 rev/min, and feeding rotating speed is 25 revs/min; after being cooled by extrudate, be cut into particle.
10. an application for the saltings salt discharge hidden pipe of puncture, is characterized in that: the laying comprising salt discharge hidden pipe, the laying of described salt discharge hidden pipe, on the saltings through prepartion of land, carry out laying hidden pipe, the pipeline gradient is 0.38 ‰, laying the degree of depth is 1.8 meters, Lay interval 32 meters.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510438582.6A CN105037885A (en) | 2015-07-24 | 2015-07-24 | Puncture-resistant saline-alkali land salt-removing subsurface pipe and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510438582.6A CN105037885A (en) | 2015-07-24 | 2015-07-24 | Puncture-resistant saline-alkali land salt-removing subsurface pipe and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106171114A (en) * | 2016-07-30 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of method using puncture-resistant hidden pipe to carry out salt discharge and the application in coastal tidal alkaline land improving thereof |
| CN106211836A (en) * | 2016-07-30 | 2016-12-14 | 山东胜伟园林科技有限公司 | A kind of hidden pipe salt discharge method and the application in the sulfate type alkaline land improving of northwest thereof |
| CN106220915A (en) * | 2016-08-15 | 2016-12-14 | 合肥万向钱潮汽车零部件有限公司 | A kind of material compositing formula of auto parts and components connecting rod |
| CN106243448A (en) * | 2016-08-02 | 2016-12-21 | 合肥文武信息技术有限公司 | A kind of communications cable material luminous under high temperature |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106171114A (en) * | 2016-07-30 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of method using puncture-resistant hidden pipe to carry out salt discharge and the application in coastal tidal alkaline land improving thereof |
| CN106211836A (en) * | 2016-07-30 | 2016-12-14 | 山东胜伟园林科技有限公司 | A kind of hidden pipe salt discharge method and the application in the sulfate type alkaline land improving of northwest thereof |
| CN106243448A (en) * | 2016-08-02 | 2016-12-21 | 合肥文武信息技术有限公司 | A kind of communications cable material luminous under high temperature |
| CN106220915A (en) * | 2016-08-15 | 2016-12-14 | 合肥万向钱潮汽车零部件有限公司 | A kind of material compositing formula of auto parts and components connecting rod |
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