CN106237853A - The preparation method of the effective hyperfine HEPA filtering meshes of cleaning type automobile exhaust - Google Patents

The preparation method of the effective hyperfine HEPA filtering meshes of cleaning type automobile exhaust Download PDF

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Publication number
CN106237853A
CN106237853A CN201610789746.4A CN201610789746A CN106237853A CN 106237853 A CN106237853 A CN 106237853A CN 201610789746 A CN201610789746 A CN 201610789746A CN 106237853 A CN106237853 A CN 106237853A
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CN
China
Prior art keywords
preparation
filtering meshes
formaldehyde scavenger
hepa filtering
veratri
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Pending
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CN201610789746.4A
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Chinese (zh)
Inventor
刘华
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Wuhu Evershine Automotive Component Co Ltd
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Wuhu Evershine Automotive Component Co Ltd
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Priority to CN201610789746.4A priority Critical patent/CN106237853A/en
Publication of CN106237853A publication Critical patent/CN106237853A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/037—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of inertial or centrifugal separators, e.g. of cyclone type, optionally combined or associated with agglomerators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/104—Silver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20707—Titanium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/70—Non-metallic catalysts, additives or dopants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/80—Type of catalytic reaction
    • B01D2255/802—Photocatalytic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/08—Combinations of different methods of purification filtering and inertial particulate separation

Abstract

The present invention provides the preparation method of the effective hyperfine HEPA filtering meshes of a kind of cleaning type automobile exhaust, and photocatalyst formaldehyde scavenger is made up of surfactant 20%, 2 methyl 2 acrylic acid 2 (2 oxo 1 imidazolinyl) ethyl ester 15%, load platinum nano-anatase mine-titanium oxide 5%, Polyethylene Glycol 5%, nano-silver colloid 1%, Rhizoma et radix veratri (Radix Rhizoma Veratri) Malin's alkali 0.5% and pure water 53.5%；In preparation container, add 2 methyl 2 acrylic acid 2 (2 oxo 1 imidazolinyl) ethyl esters, carry platinum nano-anatase mine-titanium oxide and the pure water of half weight, stirring mixing；It is subsequently adding leftover materials stirring and obtains photocatalyst formaldehyde scavenger；According to 20g/m2Coated weight that photocatalyst formaldehyde scavenger is coated to glass fiber filter is online, last roasting thus prepare hyperfine HEPA filtering meshes.This preparation method technique is simple, easy and simple to handle, and production efficiency is high.

Description

The preparation method of the effective hyperfine HEPA filtering meshes of cleaning type automobile exhaust
Technical field
The present invention relates to auto industry technical field, particularly relate to a kind of effective hyperfine HEPA mistake of cleaning type automobile exhaust The preparation method of filter mesh layer.
Background technology
The raising required quality of life along with expanding economy and people, air pollution problems inherent has become as and receives much attention Global problem.Treatment process and the purifier structure of air pollution are carried by the wide range of haze event of domestic frequent generation Go out higher requirement.Under automobile pollution is in the trend increased year by year at home, as air pollutants important sources it The vehicle exhaust of one has important impact to air pollution.
Current automobile exhaust pipe is limited to the clean-up effect of vehicle exhaust, causes substantial amounts of particulate matter to be discharged into air In the middle of, have impact on the quality of air.Therefore, it is necessary to provide a kind of cleaning type automobile exhaust pipe, to solve the problems referred to above.
Traditional HEPA filter is mainly made up of a few part of filter element, blower fan and housing, wherein, and HEPA drainage screen (filter element) The predominantly material such as PP filter paper, glass fibre, compound PP/PET filter paper, melt-blown terylene non-woven fabric is made, and being primarily present can not pin The problem that the assistant officers such as PARA FORMALDEHYDE PRILLS(91,95) effectively removal are to be solved.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of cleaning type automobile exhaust pipe, to solve current automobile exhaust Pipe is limited to the clean-up effect of vehicle exhaust, causes substantial amounts of particulate matter to be discharged in the middle of air, have impact on the quality of air Problem.Meanwhile, present invention also offers a kind of hyperfine HEPA filtering meshes and preparation method thereof.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of cleaning type automobile exhaust pipe, including: air inlet pipe and the purification chamber connected with described air inlet pipe；Described purification chamber includes The first cyclone dust extractor that the first airduct connected with described air inlet pipe connects with described first airduct and described first whirlwind What the second airduct of cleaner unit connection, the purifier be located in described second airduct connects with described second airduct second revolves The escape pipe that wind cleaner unit connects with described second cyclone dust extractor；Described first cyclone dust extractor and described second whirlwind remove It is equipped with bottom bottom dirt device；Described purifier includes hyperfine HEPA filtering meshes and active carbon purifying layer.
Described bottom is connected with described first cyclone dust extractor or described second cyclone dust extractor bottom thread.
It is provided with valve bottom described purification chamber.
Hyperfine HEPA filtering meshes, obtains for coating photocatalyst formaldehyde scavenger on the net at glass fiber filter, can one side or Double-coated, it is 20g/m that glass fiber filter the most always coats concentration2；Described photocatalyst formaldehyde scavenger by surfactant 20%, 2-methyl-2-acrylic acid-2-(2-oxo-1-imidazolinyl) ethyl ester 15%, carry platinum nano-anatase mine-titanium oxide 5%, poly- Ethylene glycol 5%, nano-silver colloid 1%, Rhizoma et radix veratri (Radix Rhizoma Veratri) Malin's alkali 0.5% and pure water 53.5% are made.
The preparation method of hyperfine HEPA filtering meshes, step is as follows:
1), the preparation of photocatalyst formaldehyde scavenger
In preparation container, add 2-methyl-2-acrylic acid-2-(2-oxo-1-imidazolinyl) ethyl ester, carry the sharp titanium of platinum nanometer Ore deposit type titanium dioxide and the pure water of half weight, stirring mixing 10 minutes；It is subsequently adding surfactant, Polyethylene Glycol, nanometer Elargol, Rhizoma et radix veratri (Radix Rhizoma Veratri) Malin's alkali and surplus pure water, stir 2 hours, obtain photocatalyst formaldehyde scavenger；
2), the preparation of hyperfine HEPA filtering meshes
According to 20g/m2Coated weight that photocatalyst formaldehyde scavenger is coated to glass fiber filter is online, finally roasting 2 at 300 DEG C Hour, thus prepare hyperfine HEPA filtering meshes.
Advantage for present invention with effect is:
1), the cleaning type automobile exhaust pipe of the present invention, including air inlet pipe and the purification chamber connected with described air inlet pipe；Described only Change the first cyclone dust extractor that chamber includes that the first airduct connected with described air inlet pipe connects with described first airduct with described Second airduct of the first cyclone dust extractor connection, the purifier be located in described second airduct connect with described second airduct The escape pipe that connects with described second cyclone dust extractor of the second cyclone dust extractor；Described first cyclone dust extractor and described It is equipped with bottom bottom two cyclone dust extractors；Described purifier includes hyperfine HEPA filtering meshes and active carbon purifying layer； By the first cyclone dust extractor and the second cyclone dust extractor, vehicle exhaust can be carried out dedusting, be filtered by hyperfine HEPA simultaneously Vehicle exhaust is filtered by stratum reticulare and active carbon purifying layer, effectively removes the dust in vehicle exhaust, reduces the row of PM2.5 Put, reach to purify the purpose of air.
2), hyperfine HEPA filtering meshes obtain for coating photocatalyst formaldehyde scavenger on the net at glass fiber filter, this knot The hyperfine HEPA filtering meshes of structure is except removing conventional granulates beyond the region of objective existence, it is also possible to remove formaldehyde, the scope of application efficiently Extensively, filter efficiency is high.
3), the preparation method of hyperfine HEPA filtering meshes, technique is simple, easy and simple to handle, and production efficiency is high.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the cleaning type automobile exhaust pipe of the present invention；
Fig. 2 is the structural representation of the purifier of the cleaning type automobile exhaust pipe of the present invention.
In figure: air inlet pipe 1, purify chamber the 2, first airduct the 3, first cyclone dust extractor the 4, second airduct 5, purifier 6, Second cyclone dust extractor 7, escape pipe 8；Bottom 9；Hyperfine HEPA filtering meshes 61, active carbon purifying layer 62, valve 10.
Detailed description of the invention
Embodiment 1
As shown in Figure 1 to Figure 2, the present invention provides a kind of cleaning type automobile exhaust pipe, including: air inlet pipe 1 and connects with air inlet pipe 1 Purification chamber 2.After vehicle exhaust enters cleaning type automobile exhaust pipe by air inlet pipe 1, can purify by purifying chamber 2, with Reach the purpose of purifying and stive.
Specifically, purify chamber 2 and include the first whirlwind that the first airduct 3 connected with air inlet pipe 1 connects with the first airduct 3 The second airduct 5 that cleaner unit 4 connects with the first cyclone dust extractor 4, the purifier 6 and second being located in the second airduct 5 The escape pipe 8 that second cyclone dust extractor 7 of airduct 5 connection connects with the second cyclone dust extractor 7.Wherein, the first cyclone dust removal It is equipped with bottom 9, for discharging the first cyclone dust extractor 4 and the second cyclone dust removal bottom device 4 and the second cyclone dust extractor 7 The dust that device 7 is collected.Purifier 6 includes hyperfine HEPA filtering meshes 61 and active carbon purifying layer 62, can be to through first The vehicle exhaust that cyclone dust extractor 4 purifies carries out filtration, purification.Bottom 9 and the first cyclone dust extractor 4 or the second cyclone dust removal Device 7 bottom thread connects.Purifying and be provided with valve 10 bottom chamber 2, the dust can collected in purifying chamber 2 is discharged.
In use, vehicle exhaust is entered by airduct 3 only the cleaning type automobile exhaust pipe of the present invention by warp after air inlet pipe 1 Change chamber 2, first pass around the first cyclone dust extractor 4 dedusting, then through purifier 6 filtration, purification, remove through the second whirlwind afterwards Dirt device 7 dedusting, discharges finally by escape pipe 8, can effectively remove the dust in vehicle exhaust, reduces the discharge of PM2.5, Reach to purify the purpose of air.
Embodiment 2
Hyperfine HEPA filtering meshes, obtains for coating photocatalyst formaldehyde scavenger on the net at glass fiber filter, can single or double Coating, it is 20g/m that glass fiber filter the most always coats concentration2；Described photocatalyst formaldehyde scavenger is by surfactant 20%, 2-first Base-2-acrylic acid-2-(2-oxo-1-imidazolinyl) ethyl ester 15%, load platinum nano-anatase mine-titanium oxide 5%, poly-second two Alcohol 5%, nano-silver colloid 1%, Rhizoma et radix veratri (Radix Rhizoma Veratri) Malin's alkali 0.5% and pure water 53.5% are made.
Embodiment 3
The preparation method of hyperfine HEPA filtering meshes, step is as follows:
1), the preparation of photocatalyst formaldehyde scavenger
In preparation container, add 2-methyl-2-acrylic acid-2-(2-oxo-1-imidazolinyl) ethyl ester, carry the sharp titanium of platinum nanometer Ore deposit type titanium dioxide and the pure water of half weight, stirring mixing 10 minutes；It is subsequently adding surfactant, Polyethylene Glycol, nanometer Elargol, Rhizoma et radix veratri (Radix Rhizoma Veratri) Malin's alkali and surplus pure water, stir 2 hours, obtain photocatalyst formaldehyde scavenger；
2), the preparation of hyperfine HEPA filtering meshes
According to 20g/m2Coated weight that photocatalyst formaldehyde scavenger is coated to glass fiber filter is online, finally roasting 2 at 300 DEG C Hour, thus prepare hyperfine HEPA filtering meshes.
The present invention is not limited to above-described embodiment, and embodiment is exemplary, it is intended to be used for explaining the present invention, and can not It is interpreted as limitation of the present invention.

Claims (1)

1. the preparation method of the effective hyperfine HEPA filtering meshes of cleaning type automobile exhaust, it is characterised in that step is as follows:
1), the preparation of photocatalyst formaldehyde scavenger
Photocatalyst formaldehyde scavenger is by surfactant 20%, 2-methyl-2-acrylic acid-2-(2-oxo-1-imidazolinyl) second Base ester 15%, load platinum nano-anatase mine-titanium oxide 5%, Polyethylene Glycol 5%, nano-silver colloid 1%, Rhizoma et radix veratri (Radix Rhizoma Veratri) Malin's alkali 0.5% Form with pure water 53.5%；
In preparation container, add 2-methyl-2-acrylic acid-2-(2-oxo-1-imidazolinyl) ethyl ester, carry the sharp titanium of platinum nanometer Ore deposit type titanium dioxide and the pure water of half weight, stirring mixing 10 minutes；It is subsequently adding surfactant, Polyethylene Glycol, nanometer Elargol, Rhizoma et radix veratri (Radix Rhizoma Veratri) Malin's alkali and surplus pure water, stir 2 hours, obtain photocatalyst formaldehyde scavenger；
2), the preparation of hyperfine HEPA filtering meshes
According to 20g/m2Coated weight that photocatalyst formaldehyde scavenger is coated to glass fiber filter is online, finally roasting 2 at 300 DEG C Hour, thus prepare hyperfine HEPA filtering meshes.
CN201610789746.4A 2016-08-31 2016-08-31 The preparation method of the effective hyperfine HEPA filtering meshes of cleaning type automobile exhaust Pending CN106237853A (en)

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CN201610789746.4A CN106237853A (en) 2016-08-31 2016-08-31 The preparation method of the effective hyperfine HEPA filtering meshes of cleaning type automobile exhaust

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CN106871251A (en) * 2016-12-30 2017-06-20 芜湖顺景自动化设备有限公司 A kind of purification of air processing equipment of high-efficiency environment friendly safety

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106871251A (en) * 2016-12-30 2017-06-20 芜湖顺景自动化设备有限公司 A kind of purification of air processing equipment of high-efficiency environment friendly safety

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Application publication date: 20161221