CN106882881A - A kind of preparation method of filter membrane micro-hole aerator - Google Patents
A kind of preparation method of filter membrane micro-hole aerator Download PDFInfo
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- CN106882881A CN106882881A CN201710089014.9A CN201710089014A CN106882881A CN 106882881 A CN106882881 A CN 106882881A CN 201710089014 A CN201710089014 A CN 201710089014A CN 106882881 A CN106882881 A CN 106882881A
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- hole aerator
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
- C02F3/201—Perforated, resilient plastic diffusers, e.g. membranes, sheets, foils, tubes, hoses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides a kind of preparation method of filter membrane micro-hole aerator, be enclosed within aeration membrane on cylinder after cylinder two ends cement with ABS glue by plug, two ends are screwed with stainless steel lathe dog, assembly and connection part；The aeration membrane is with cylinder at intervals of 2 2.5mm.The aperture of filter membrane micro-hole aerator prepared by the present invention is small, and pore density is big, and ultra-thin and lightweight, intensity is high, and long service life, resistance are small.
Description
Technical field
The present invention relates to water treatment field, more particularly to a kind of preparation method of filter membrane micro-hole aerator.
Background technology
China is the minimum country of water resource per capita.More than 1,200,000,000, freshwater resources total amount only has 2,800,000,000,000 to stand to existing population
Square rice accounts for the 6% of global water resources, and these valuable water resources suffer from pollution that urbanization and industrialization bring with
The continuation development of China's economy and society, China is faced with that water resource is shorter, the pollution of water resource is more serious to be showed
Shape.Occupy highly important status and realistic meaning in national product and life in the high-efficiency and low-cost treatment of China's water,
Water process equips whether advanced with technology, is the important mark of country's production and living standard and degree of national civilization
Will.The water process of China is still in the growth stage at present, and equipment technology is also relatively backward with developed country of foreign country ratio, in order to protect
The precious water resource of China, government investment has built substantial amounts of sewage treatment plant, but at present used in these sewage treatment plants
Sewage disposal device technology it is also relatively backward, service life is shorter, and energy consumption is higher, makes the ton cost of water treatment of sewage
Very high, such as the key equipment in current biochemical processing procedure of sewage is also the maximum equipment of energy consumption in sewage disposal that accounts for --- expose
Gas equipment.Its energy consumption accounts for the 70~75% of whole sewage treatment plant's total energy consumption, as employed in current biochemical sewage aeration
Surface aeration equipment has the energy consumption of inverted umbrella-shaped aeration machine, rotating brush type aerator, rotary disk aerator higher, and energy utilization rate is every
Kilowatt-hour 1.5~1.7kg of oxygenation, and when using the middle micropore and fine holes aerator efficiency higher of bottom aeration, its energy
The utilization rate of consumption is every kilowatt-hour of oxygenation 2.6kg, all exists that energy consumption is too high, efficiency is low asks according to energy consumption and output ratio
Topic.
Requirement according to China's Study on Long-team Strategy and to environmental protection, the protection for strengthening water resource is curbed environmental pollution
It is a major tasks, while saving energy consumption realizes that sustainable development is general orientation, so the sewage of research and development efficient energy-saving
Processing equipment is to realize the key of above target.
The content of the invention
Present invention aim to address subproblem present in existing water technology, there is provided a kind of filter membrane micro-pore aeration
The preparation method of device.
The purpose of the present invention is achieved through the following technical solutions：
A kind of preparation method of filter membrane micro-hole aerator, comprises the following steps：
Is enclosed within aeration membrane on cylinder after cylinder two ends cement with ABS glue by plug, two ends stainless steel card
Hoop is screwed, assembly and connection part；The aeration membrane is with cylinder at intervals of 2-2.5mm；
The preparation of the cylinder：(1) raw material causes that water content is less than 0.1% after pre-treatment；(2) raw material is heated
To molten condition, moulding treatment is carried out with mould, cooling and shaping system by extruder, shaping pipe；
The preparation of the aeration membrane：Polytetrafluoroethylene film is laminating on filter cloth, make aeration membrane through pressure roller press polish
Surface produces micropore, and the aperture of the micropore is 0.2-1 μm；It is described it is laminating refer to heat under normal temperature to make by electrical heating or steam
After making pressure roller that polytetrafluoroethylene film is overlayed on filter cloth when being warming up to 220-230 DEG C, open pressure roller operating by polytetrafluoroethylene (PTFE)
Film and filter cloth compacting, press polish；The polytetrafluoroethylene film be by it is polytetrafluoroethylbulked bulked treatment be with microporous thin
Film；
The connector and plug are molded by injection-moulding device by precision die；
The aeration membrane is the tubular filter membrane of DN65.5mm；The cylinder is φ 63mmABS cylinders.
Preferably, the pre-treatment of step (1) is to be placed in raw material in 65-75 DEG C of baking oven to do in the preparation of the cylinder
The dry 3.5-4h that dries.
Preferably, the barrel zone temperature of the extruder of step (2) is as follows in the preparation of the cylinder：Feeding section temperature is
150-165 DEG C, fluxing zone temperature is 160-185 DEG C, and homogenizing zone temperature is 165-185 DEG C；The draw ratio of the raw material is 1-
1.2。
Preferably, the shaping pipe mould temperature of step (2) is 170-185 DEG C in the preparation of the cylinder.
Preferably, the temperature of recirculated water is 12-23 in the cooling and shaping system of step (2) in the preparation of the cylinder
℃。
Preferably, the cylinder raw material being total to for propylene fine (A), butadiene (B) and three kinds of raw material monomers of styrene (S)
Polymers.
Preferably, the gas storage pipe surface is provided with ventilation groove.
Preferably, filter cloth is as follows comprising composition and mass fraction in the preparation of the aeration membrane：Glass 60-70 parts, PPS
Fiber 30-40 parts；Carding machine machinery lapping will be fed after the mixing machine mixing of the raw material of aforementioned proportion, shredding, using acupuncture
The thorn that adds water technology life prepares filter cloth；The aeration membrane is tubular diaphragm.
Preferably, the aeration membrane feeds fuse machine after cropped, is heated to being superimposed aeration membrane at 250-270 DEG C
Travel at the uniform speed, speed be 10-12m per minute, tubular diaphragm.
Preferably, the connector selects polyethylene intermixture particulate material, and molding shrinkage is 0.4-0.7%, 80-90
Dried at a temperature of DEG C 1.5-2 hours, precision die temperature is 80-90 DEG C, and forming temperature is 200-235 DEG C, and cooling water temperature is
15-25℃。
Beneficial effects of the present invention：Plug is made up of high intensity ABS materials, be propylene it is fine-butadiene-styrene three
First particle copolymer substance.It is molded by precision die by injection-moulding device.Its characteristic is：1. excellent physical property；2. resist
Low temperature, shock resistance are strong；3. the not at all easy deformation of stability；4. corrosion-resistant pressure-resistant performance is high；5. acid-alkali-corrosive-resisting.4. exist
Several ventilation grooves of processing 8mm*1.5mm are laid in gas storage pipe surface, is exposed with overlay film diaphragm when air admission hole gas enters
When gas is responsible for, gas along the uniform gas distribution of groove, and can burst out N number of micro-bubble and be dissolved in water in the presence of overlay film diaphragm
In, the transfer efficiency of oxygen is increased with this.The aperture of aeration membrane is very trickle, therefore air can be diffused into several micropores
Bubble, is greatly improved the contact area of air and sewage, and make that oxygen shifts in water is more uniform, and coefficient of oxygen utilization is high.Monomer
The fusing point of the copolymer of raw material is 175--180 DEG C, is a kind of intensity high, good toughness, the thermal plastic high polymer material of easy processing shaping
Material, it has heat resistance, acid and alkali resistance, salt, corrosion resistant property.
Specific embodiment
In order to the present invention is better described, the technical scheme in the embodiment of the present invention is clearly and completely retouched below
State.
Product elder generation designing and mapping determines the length and diameter of series of products according to the professional standard of aerator.Filter membrane
The appearance design of trial-production type selecting to product is produced according to Ministry of Construction's aerator production standard specification.
Embodiment 1
The preparation of cylinder：Raw material be propylene it is fine-the ternary granulated copolymer substance of butadiene-styrene；The raw material
Draw ratio be 1.
Raw material should be dried wet process 4h in 65 DEG C of baking oven before going into operation, control water content is below 0.1%；Plus
Thermoplastification raw material is in molten state, and extruder barrel temperature is 150 DEG C of feeding section, and 160 DEG C of fluxing zone, homogenizing zone is 165 DEG C；Shaping
Pipe mould temperature is 170 DEG C；Cooling and shaping circulating water temperature is 12 DEG C.Processing is laid in gas storage pipe surface
Several ventilation grooves of 8mm*1.5mm, when air admission hole gas enters is aerated supervisor with overlay film diaphragm, gas can be along groove
Uniform gas distribution, and several micro-bubbles are burst out in the presence of aeration membrane be dissolved in the water, turning for oxygen is increased with this
Move efficiency.Ventilation groove installs mold through injection machine, and temperature is molded at 180 DEG C.
Aeration membrane is used using glass 65% using high-performance fiber high-quality raw material with the mass ratio of PPS fibers 35%
Mixing machine mixing, shredding, then feed carding machine machinery lapping, make the filter cloth of production uniformly close using the acupuncture thorn technology that adds water
Real, surface is smooth.Filter cloth is according to Woven filter cloth national standard (FZ/T64015-2009) standard by that after close inspection, will gather
Tetrafluoroethene is raw material puffed to have microporous film into one kind, and this polytetrafluoroethylene film is laminating on filter cloth, is formed and exposed
Air film piece.Laminating refers to heat by electrical heating or steam that to be warming up to pressure roller thin by polytetrafluoroethylene (PTFE) at 220 DEG C under normal temperature
After film is overlayed on filter cloth, pressure roller operating is opened by polytetrafluoroethylene film and filter cloth compacting, press polish.Through pressure roller press polish aeration film
Piece, makes have several micropores on its surface, and aperture is 0.2 μm, because the aperture of its overlay film filter cloth is very trickle, therefore can be air
Several microporous bubbles are diffused into, the contact area of air and sewage are greatly improved, make that oxygen shifts in water is more uniform,
Coefficient of oxygen utilization is high.The filter cloth of production will carry out the quantitative measurement of product after overlay film, and performance parameter is as follows in the present embodiment：
Grammes per square metre：500g/m3；Thickness：1.9mm；Air permenbility 2m3/㎡.min；Warp-wise pulling force >=1000N；Longitudinal pulling force >=1300N.Its is each
Manufacturing process is：Kai Bao-thick shredding-mixed cotton-essence shredding-feed feeding-combing-lapping-acupuncture-fibrillation-inspection pin-overlay film-
Hot melt molding-cutting-diaphragm finished product-- press polish of singing.
By aeration membrane through it is accurate calculate cut after feed fuse machine, filter cloth is superimposed when temperature is heated to 250 DEG C even
Speed operation, speed be 10m per minute, tubular diaphragm.
Connector selects polyethylene intermixture particulate material, and molding shrinkage is 0.6%；In the case where 85 DEG C of temperature are dried 1.5
Hour, through Shooting Technique, precision die temperature is 85 DEG C, is molded during 220 DEG C of forming temperature, treats cold in 20 DEG C of cold water of finished product
But shaping rear demoulding separate, connector finished product.
Plug is made up of high intensity ABS materials, be propylene it is fine-the ternary granulated copolymer substance of butadiene-styrene, by
Injection-moulding device is molded by precision die, wherein propylene it is fine-ratio of butadiene-styrene is 20：30：50, fusing point
It is 175 DEG C.
Each accessory of production is rear standby Upon Strict Inspection, will aeration after cylinder two ends cement with ABS glue by plug
Diaphragm is enclosed within cylinder, and two ends are screwed with stainless steel lathe dog, assembly and connection part；The aeration membrane and cylinder at intervals of
2mm.The aeration membrane is the tubular filter membrane of DN65.5mm；The cylinder is φ 63mmABS cylinders.
The assembly program of each accessory is as follows in this method：Cylinder-grooving-daub-closure assembling-mantle-clip rotation
Tightly-assembly and connection part-support-inspection-finished product.
Embodiment 2
The preparation of cylinder：Raw material be propylene it is fine-the ternary granulated copolymer substance of butadiene-styrene；The raw material
Draw ratio be 1.1.
Raw material should be dried wet process 3.5h in 75 DEG C of baking oven before going into operation, control water content is below 0.1%；
Heating plasticizing raw material is in molten state, and extruder barrel temperature is 160 DEG C of feeding section, and 185 DEG C of fluxing zone, homogenizing zone is 185 DEG C；Into
Type pipe mould temperature is 185 DEG C；Cooling and shaping circulating water temperature is 23 DEG C.Processing is laid in gas storage pipe surface
Several ventilation grooves of 8mm*1.5mm, when air admission hole gas enters is aerated supervisor with overlay film diaphragm, gas can be along ventilation
The uniform gas distribution of groove, and several micro-bubbles are burst out in the presence of aeration membrane be dissolved in the water, oxygen is increased with this
Transfer efficiency.Ventilation groove installs mold through injection machine, and temperature is molded at 185 DEG C.
Aeration membrane is used using glass 60% using high-performance fiber high-quality raw material with the mass ratio of PPS fibers 40%
Mixing machine mixing, shredding, then feed carding machine machinery lapping, make the filter cloth of production uniformly close using the acupuncture thorn technology that adds water
Real, surface is smooth.Filter cloth is according to Woven filter cloth national standard (FZ/T64015-2009) standard by that after close inspection, will gather
Tetrafluoroethene is raw material puffed to have microporous film into one kind, and this polytetrafluoroethylene film is laminating on filter cloth, is formed and exposed
Air film piece.Laminating refers to heat to be warmed up to polytetrafluoroethylene film and filter cloth by electrical heating or steam under normal temperature condition
220 degree, then it is layered on filter cloth surface by what polytetrafluoroethylene film was smoothed.Through pressure roller press polish aeration membrane, if making to have on its surface
Dry micropore, aperture is 1 μm, because the aperture of its overlay film filter cloth is very trickle, therefore air can be diffused into several micropore gas
Bubble, is greatly improved the contact area of air and sewage, make that oxygen shifts in water more uniformly, coefficient of oxygen utilization is high.Production
Filter cloth will carry out the quantitative measurement of product after overlay film, and performance parameter is as follows in the present embodiment：Grammes per square metre：500g/m3；It is thick
Degree：2mm；Air permenbility 2m3/㎡.min；Warp-wise pulling force >=1000N；Longitudinal pulling force >=1300N.Its every manufacturing process is：Open
Bag-thick shredding-mixed cotton-essence shredding-feed feeding-combing-lapping-acupuncture-fibrillation-inspection pin-overlay film-hot melt molding-cutting-film
Piece finished product-singe-press polish.
By aeration membrane through it is accurate calculate cut after feed fuse machine, filter cloth is superimposed when temperature is heated to 270 DEG C even
Speed operation, speed be 12m per minute, tubular diaphragm.
Connector selects polyethylene intermixture particulate material, and molding shrinkage is 0.7%；In the case where 90 DEG C of temperature are dried, 2 is small
When, through Shooting Technique, precision die temperature is 90 DEG C, is molded during 235 DEG C of forming temperature, treats to be cooled down in 25 DEG C of cold water of finished product
Shaping rear demoulding separate, connector finished product.
Plug is made up of high intensity ABS materials, be propylene it is fine-the ternary granulated copolymer substance of butadiene-styrene, by
Injection-moulding device is molded by precision die, wherein propylene it is fine-ratio of butadiene-styrene is 20：30：50, fusing point
It is 175 DEG C.
Each accessory of production is rear standby Upon Strict Inspection, will aeration after cylinder two ends cement with ABS glue by plug
Diaphragm is enclosed within cylinder, and two ends are screwed with stainless steel lathe dog, assembly and connection part；The aeration membrane and cylinder at intervals of
2.5mm.The aeration membrane is the tubular filter membrane of DN65.5mm；The cylinder is φ 63mmABS cylinders.
The assembly program of each accessory is as follows in this method：Cylinder-grooving-daub-closure assembling-mantle-clip rotation
Tightly-assembly and connection part-support-inspection-finished product.
Embodiment 3
The preparation of cylinder：Raw material be propylene it is fine-the ternary granulated copolymer substance of butadiene-styrene；The raw material
Draw ratio be 1.2.
Raw material should be dried wet process 4h in 70 DEG C of baking oven before going into operation, control water content is below 0.1%；Plus
Thermoplastification raw material is in molten state, and extruder barrel temperature is 165 DEG C of feeding section, and 170 DEG C of fluxing zone, homogenizing zone is 175 DEG C；Shaping
Pipe mould temperature is 180 DEG C；Cooling and shaping circulating water temperature is 18 DEG C.Processing is laid in gas storage pipe surface
Several ventilation grooves of 8mm*1.5mm, when air admission hole gas enters is aerated supervisor with overlay film diaphragm, gas can be along groove
Uniform gas distribution, and several micro-bubbles are burst out in the presence of aeration membrane be dissolved in the water, turning for oxygen is increased with this
Move efficiency.Ventilation groove installs mold through injection machine, and temperature is molded at 180 DEG C.
Aeration membrane is used using glass 60% using high-performance fiber high-quality raw material with the mass ratio of PPS fibers 40%
Mixing machine mixing, shredding, then feed carding machine machinery lapping, make the filter cloth of production uniformly close using the acupuncture thorn technology that adds water
Real, surface is smooth.Filter cloth is according to Woven filter cloth national standard (FZ/T64015-2009) standard by that after close inspection, will gather
Tetrafluoroethene is raw material puffed to have microporous film into one kind, and this polytetrafluoroethylene film is laminating on filter cloth, is formed and exposed
Air film piece.Laminating refers to heat to be warmed up to polytetrafluoroethylene film and filter cloth by electrical heating or steam under normal temperature condition
200 degree, then it is layered on filter cloth surface by what polytetrafluoroethylene film was smoothed.Through pressure roller press polish aeration membrane, if making to have on its surface
Dry micropore, aperture is 0.1 μm, because the aperture of its overlay film filter cloth is very trickle, therefore air can be diffused into several micropores
Bubble, is greatly improved the contact area of air and sewage, and make that oxygen shifts in water is more uniform, and coefficient of oxygen utilization is high.Production
Filter cloth the quantitative measurement of product is carried out after overlay film, performance parameter is as follows in the present embodiment：Grammes per square metre：550g/m3；It is thick
Degree：1.8mm；Air permenbility 6m3/㎡.min；Warp-wise pulling force >=1000N；Longitudinal pulling force >=1300N.Its every manufacturing process is：Open
Bag-thick shredding-mixed cotton-essence shredding-feed feeding-combing-lapping-acupuncture-fibrillation-inspection pin-overlay film-hot melt molding-cutting-film
Piece finished product-singe-press polish.
By aeration membrane through it is accurate calculate cut after feed fuse machine, filter cloth is superimposed when temperature is heated to 260 DEG C even
Speed operation, speed be 11m per minute, tubular diaphragm.
Connector selects polyethylene intermixture particulate material, and molding shrinkage is 0.4%；In the case where 80 DEG C of temperature are dried 1.5
Hour, through Shooting Technique, precision die temperature is 80 DEG C, is molded during 200 DEG C of forming temperature, treats cold in 15 DEG C of cold water of finished product
But shaping rear demoulding separate, connector finished product.
Plug is made up of high intensity ABS materials, be propylene it is fine-the ternary granulated copolymer substance of butadiene-styrene, by
Injection-moulding device is molded by precision die, wherein propylene it is fine-ratio of butadiene-styrene is 20：30：50, fusing point
It is 180 DEG C.
Each accessory of production is rear standby Upon Strict Inspection, will aeration after cylinder two ends cement with ABS glue by plug
Diaphragm is enclosed within cylinder, and two ends are screwed with stainless steel lathe dog, assembly and connection part；The aeration membrane and cylinder at intervals of
2.3mm.The aeration membrane is the tubular filter membrane of DN65.5mm；The cylinder is φ 63mmABS cylinders.
The assembly program of each accessory is as follows in this method：Cylinder-grooving-daub-closure assembling-mantle-clip rotation
Tightly-assembly and connection part-support-inspection-finished product.
The technical indicator contrast of the aerator of the application aerated product similar with other is as follows：
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art in the technical scope of present disclosure, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection of claims
Scope is defined.
Claims (10)
1. a kind of preparation method of filter membrane micro-hole aerator, it is characterised in that comprise the following steps：
Is enclosed within aeration membrane on cylinder after cylinder two ends cement with ABS glue by plug, two ends stainless steel lathe dog is revolved
Tightly, assembly and connection part；The aeration membrane is with cylinder at intervals of 2-2.5mm；
The preparation of the cylinder：(1) raw material causes that water content is less than 0.1% after pre-treatment；(2) raw material is heated to melting
Melt state, moulding treatment is carried out with mould, cooling and shaping system by extruder, shaping pipe；
The preparation of the aeration membrane：Polytetrafluoroethylene film is laminating on filter cloth, make aeration membrane surface through pressure roller press polish
Micropore is produced, the aperture of the micropore is 0.2-1 μm；It is described it is laminating refer to heat under normal temperature to make pressure by electrical heating or steam
After roller is overlayed on filter cloth polytetrafluoroethylene film when being warming up to 220-230 DEG C, pressure roller operating is opened by polytetrafluoroethylene film
With filter cloth compacting, press polish；The polytetrafluoroethylene film be by it is polytetrafluoroethylbulked bulked treatment be with microporous film；
The connector and plug are molded by injection-moulding device by precision die；
The aeration membrane is the tubular filter membrane of DN65.5mm；The cylinder is φ 63mmABS cylinders.
2. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the preparation of the cylinder
The pre-treatment of middle step (1) is that raw material is placed in drying 3.5-4h in 65-75 DEG C of baking oven.
3. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the preparation of the cylinder
The barrel zone temperature of the extruder of middle step (2) is as follows：Feeding section temperature is 150-165 DEG C, and fluxing zone temperature is 160-185 DEG C,
Homogenizing zone temperature is 165-185 DEG C；The draw ratio of the raw material is 1-1.2.
4. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the preparation of the cylinder
The shaping pipe mould temperature of middle step (2) is 170-185 DEG C.
5. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the preparation of the cylinder
The temperature of recirculated water is 12-23 DEG C in the cooling and shaping system of middle step (2).
6. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the cylinder raw material is
Propylene fine (A), three kinds of copolymers of raw material monomer of butadiene (B) and styrene (S).
7. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the gas storage pipe surface sets
It is equipped with ventilation groove.
8. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the system of the aeration membrane
Standby middle filter cloth is as follows comprising composition and mass fraction：Glass 60-70 parts, 30-40 parts of PPS fibers；By the raw material of aforementioned proportion
Mixed with mixing machine, carding machine machinery lapping is fed after shredding, filter cloth is prepared using the acupuncture thorn technology life that adds water；The aeration film
Piece is tubular diaphragm.
9. the preparation method of filter membrane micro-hole aerator according to claim 8, it is characterised in that the aeration membrane is through cutting out
Fuse machine is fed after cutting, aeration membrane superposition travels at the uniform speed when being heated to 250-270 DEG C, speed is 10-12m per minute, i.e.,
Into tubular diaphragm.
10. the preparation method of filter membrane micro-hole aerator according to claim 1, it is characterised in that the connector is selected
Polyethylene intermixture particulate material, molding shrinkage is 0.4-0.7%, is dried at a temperature of 80-90 DEG C 1.5-2 hours, accurate mould
Tool temperature is 80-90 DEG C, and forming temperature is 200-235 DEG C, and cooling water temperature is 15-25 DEG C.
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| CN201710089014.9A CN106882881B (en) | 2017-02-20 | 2017-02-20 | Preparation method of filter membrane microporous aerator |
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|---|---|---|---|
| CN201710089014.9A CN106882881B (en) | 2017-02-20 | 2017-02-20 | Preparation method of filter membrane microporous aerator |
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| CN106882881B CN106882881B (en) | 2020-12-01 |
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|---|---|---|---|---|
| CN101844384A (en) * | 2009-05-27 | 2010-09-29 | 山东天野塑化有限公司 | Preparation method of large-caliber plastic pipe |
| CN204474424U (en) * | 2015-02-03 | 2015-07-15 | 河北益生环保科技有限公司 | Aerator |
| CN204474423U (en) * | 2015-02-03 | 2015-07-15 | 河北益生环保科技有限公司 | Water treatment aeration head |
| CN106237730A (en) * | 2016-08-30 | 2016-12-21 | 莱芜兴业滤材树脂有限公司 | A kind of high-performance carbon fibre composite air filtering material and preparation method thereof |
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