CN108889480A - A kind of sol particle object injection apparatus and clean method - Google Patents
A kind of sol particle object injection apparatus and clean method Download PDFInfo
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- CN108889480A CN108889480A CN201811068472.5A CN201811068472A CN108889480A CN 108889480 A CN108889480 A CN 108889480A CN 201811068472 A CN201811068472 A CN 201811068472A CN 108889480 A CN108889480 A CN 108889480A
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- spray gun
- injection apparatus
- nozzle
- fluidized
- pressure water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
- B05B7/0483—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid with gas and liquid jets intersecting in the mixing chamber
-
- 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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/52—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
- B05B15/557—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids the cleaning fluid being a mixture of gas and liquid
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nozzles (AREA)
Abstract
The present invention relates to a kind of sol particle object injection apparatus and clean methods, described device includes particulate matter hopper, fluidized air blower, high-pressure water tank and spray gun, the particulate matter hopper is connected by feeder pipe with spray gun, described fluidized air blower one end is connected with fluidized air blower air inlet, the fluidized air blower other end is connected by fluidisation air piping with spray gun, and the high-pressure water tank is connected by high-pressure water pipe, high-pressure hydraulic pump with spray gun.The present invention have many advantages, such as it is with low investment, do not generate secondary pollution, using convenient, the present invention has the function of the blocking of deep clean particulate matter, cooperates with SO3Removing sulfuldioxide is promoted, and SO is solved3Removing sulfuldioxide application problem；Application field scalability of the present invention is strong, has and is widely popularized value.
Description
Technical field
The invention belongs to technical field of air pollution control, in particular to a kind of sol particle object injection apparatus and cleaning
Method.
Background technique
Coal-burning power plant can generate a certain proportion of SO in coal combustion process3, it is discharged into atmosphere and will cause air pollution.
In recent years, increasingly strict with environmental protection policy, especially after minimum discharge transformation, coal-burning power plant generallys use SCR denitration
Device controls NO in flue gasXDischarge amount.Currently, SCR denitration device is all made of vanadium containing catalysts, in addition to can effectively be catalyzed reduction
NOX, moreover it is possible to effective catalysis oxidation SO2, make SO2It is transformed into SO3.In this way, be discharged into the SO in atmosphere3In addition to combustion process produces
Raw a part, there are also a part that denitrification apparatus catalyzed conversion generates, and considerably increase SO3Discharge amount is also pollutant control
Work belt processed carrys out immense pressure.
Currently, to SO in flue gas3Control technology, mainly have low temperature electric precipitator technology and wet electrical dust precipitator technology,
Limestone-gypsum Wet Flue Gas Desulfurization Process technique can also remove a part, but removing amount is limited.Using dedusting technology, then need to be dusted
Device transformation, investment is big, at high cost.How from SCR denitration device upstream control SO3Concentration is the main of current scientific worker
One of research direction, and certain effect is obtained, such as the technique of alkaline absorbent is sprayed into flue, it is exactly typical control cigarette
SO in gas3New technology, which spray alkaline absorbent (a kind of sol particle object) into flue gas using injection apparatus, sharp
The SO in flue gas is absorbed with alkaline absorbent3, to realize SO in flue gas3The purpose of removing.But found in practical application, by
It in the hygroscopicity of alkaline absorbent, is reacted with other sour gas and the cleaning of device shutdown process is not thorough, causes the injection to be
There are cloggings for system.Therefore, it is very necessary to develop a kind of sol particle object injection apparatus with self-cleaning performance.
Summary of the invention
In order to overcome the shortcomings of the prior art, the present invention provides a kind of sol particle object injection apparatus and cleanings
Method.
A kind of sol particle object injection apparatus, described device include particulate matter hopper, fluidized air blower, high-pressure water tank and spray
Rifle, the particulate matter hopper are connected by feeder pipe with spray gun, and described fluidized air blower one end is connected with fluidized air blower air inlet
Logical, the fluidized air blower other end is connected by fluidisation air piping with spray gun, and the high-pressure water tank passes through high-pressure water pipe, high-pressure hydraulic pump
It is connected with spray gun.
Sol particle object injection apparatus of the present invention is for spraying particulate matter into flue, and particulate matter is using fluidized wind as carrier
Fluidisation state is formed, flue is sprayed into from nozzle, the particulate matter sprayed is made to possess certain range and coverage rate, the particulate matter of injection
With water solubility.
Preferably, the fluidisation air piping is equipped with pressure monitor.For judging spray nozzle clogging situation.
Preferably, the feeder pipe is equipped with blanking tube valve, fluidisation air piping is equipped with fluidized wind pipeline valve, high
Pressure pipe is equipped with high-pressure water pipe valve.It can be to feeder pipe, fluidisation air pipe line and high-pressure water pipe by each valve (shut-off valve)
Logicality is carried out to shut off, water, gas, solid three-phase carry out technical matching, realize particulate matter ejection function and injection apparatus it is clear
Clean function.
Preferably, described spray gun one end is equipped with nozzle, the nozzle is protruded into flue, and the other end of spray gun is fixed on cigarette
On road wall.
Preferably, the spray gun is three-phase flow spray gun, the three-phase flow spray gun is single injector blow-through spray gun, single spraying is outspoken
One of angle spray gun, multiinjector right angle spray gun；The three-phase flow spray gun and nozzle are the manufacture of abrasion-proof corrosion-proof corrosion material.It is described resistance to
Mill resistant material can select stainless steel tube, Inner lining ceramic tube, plating nano material pipe, speciality alloy etc. to have similar functions
Material.
Preferably, the spray gun length is 0.5~5m, nozzle inside diameter is 10~100mm.
The present invention also provides the clean methods of above-mentioned sol particle object injection apparatus, include the following steps：
(a) spray gun and other corresponding establishments are installed；
(b) fluidized air blower is opened, is made inside entire spray gun full of fluidized wind；
(c) the sol particle object in particulate matter hopper enters spray gun by feeder pipe, is formed under the action of fluidized wind
State is fluidized, flue is then sprayed by nozzle；
(d) when fluidizing the pressure monitoring instrument indication value in air piping beyond normal range of operation, blanking tube valve is closed,
Fluidized air blower continues to provide fluidized wind to spray gun, the variation of observed pressure expression value；
(e) when indicating value variation is little, spray gun is rinsed using high pressure water；Stop fluidized air blower, closes fluidisation air piping
Valve opens high-pressure water pipe valve and high-pressure hydraulic pump, forms high pressure water flow and rinses spray gun and nozzle, while sol particle object
It is dissolved in water, pours flue with high pressure water flow, realize the function of cleaning nozzle；
(f) fluidized wind pipeline valve and fluidized air blower are opened in the later period that high pressure water flow rinses, fluidized wind is made to pour spray
Then rifle closes high-pressure hydraulic pump and high-pressure water pipe valve, using fluidized wind rapid purging spray gun and nozzle, until spray gun and spray
It is water stain fully erased in mouth；
If (g) instruction of pressure monitoring instrument indication value is normal, blanking tube valve is opened, restarts injection apparatus normally
Work, if pressure monitoring instrument indication value restores slowly, repetitive operation e~f step, until injection apparatus restores to work normally.
Preferably, the fluidized air blower by compressed air formed high pressure draught, the high pressure draught total pressure be 10~
70kPa.Guarantee that particulate matter sprays into flue to fluidize state.
Preferably, 0.5~5m of the spray gun length, the nozzle end of 10~100mm of nozzle inside diameter, spray gun protrude into flue
Interior, the other end of spray gun is fixed on walling of flue.
Preferably, the spray gun is three-phase flow spray gun, the three-phase flow spray gun is single injector blow-through spray gun, single spraying is outspoken
One of angle spray gun, multiinjector right angle spray gun；The three-phase flow spray gun and nozzle are the manufacture of abrasion-proof corrosion-proof corrosion material.It is described resistance to
Mill resistant material can select stainless steel tube, Inner lining ceramic tube, plating nano material pipe, speciality alloy etc. to have similar functions
Material.
The beneficial effects of the present invention are：
1, Three phase stream lance technology is developed, has the function of the blocking of deep clean particulate matter；
2, with low investment, do not generate secondary pollution；
3, SO is cooperateed with3Removing sulfuldioxide is promoted, and SO is solved3Removing sulfuldioxide application problem；
4, unit assembled window, using convenient；
5, application field scalability is strong, has and is widely popularized value.
Detailed description of the invention
Fig. 1 is sol particle object injection apparatus horizontal arrangement schematic diagram of the present invention；
Fig. 2 is that sol particle object injection apparatus of the present invention is arranged vertically structural schematic diagram；
Fig. 3 is the structural schematic diagram of single injector blow-through spray gun of the present invention；
Fig. 4 is the structural schematic diagram of single injector right angle of the present invention spray gun；
Fig. 5 is the structural schematic diagram of multiinjector right angle of the present invention spray gun.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, but invention which is intended to be protected is simultaneously
It is without being limited thereto.
Referring to Fig.1~5, a kind of sol particle object injection apparatus, described device include particulate matter hopper 1, fluidized air blower
3, high-pressure water tank 7 and spray gun 4, the particulate matter hopper 1 are connected by feeder pipe 2 with spray gun 4, described 3 one end of fluidized air blower
It is connected with fluidized air blower air inlet 3-1, the fluidized air blower other end is connected by fluidizing air piping 3-3 with spray gun 4, the height
Pressure water tank 7 is connected by high-pressure water pipe 7-1, high-pressure hydraulic pump 8 with spray gun 4.
The fluidisation air piping 3-3 is equipped with pressure monitor 3-2, for judging spray nozzle clogging situation.The spray gun 4 one
End is equipped with nozzle 5, and the nozzle 5 protrudes into flue 6, and the other end of spray gun 4 is fixed on walling of flue 6-1, the spray gun length
For 0.5~5m, nozzle inside diameter is 10~100mm.The feeder pipe 2 is equipped with blanking tube valve 2-1, fluidizes on air piping 3-3
High-pressure water pipe valve 7-2 is equipped with equipped with fluidized wind pipeline valve 3-4, high-pressure water pipe 7-1.It can be with by each valve (shut-off valve)
It carries out logicality to feeder pipe, fluidisation air pipe line and high-pressure water pipe to shut off, water, gas, solid three-phase carry out technical matching, realization
The grain ejection function of object and the cleaning function of injection apparatus.
As seen in figures 3-5, the spray gun be three-phase flow spray gun, the three-phase flow spray gun be single injector blow-through spray gun 4-1,
One of single injector right angle spray gun 4-2, multiinjector right angle spray gun 4-3.Three-phase flow spray gun and nozzle are abrasion-proof corrosion-proof corrosion material
Manufacture, the abrasion-proof corrosion-proof corrosion material can select the tools such as stainless steel tube, Inner lining ceramic tube, plating nano material pipe, speciality alloy
There is the material of similar functions.
Sol particle object injection apparatus of the present invention be both suitble to it is horizontally disposed, as shown in Figure 1, being also suitble to be arranged vertically, such as
Shown in Fig. 2.
Sol particle object injection apparatus of the present invention is for spraying particulate matter into flue, and particulate matter is using fluidized wind as carrier
Fluidisation state is formed, flue is sprayed into from nozzle, the particulate matter sprayed is made to possess certain range and coverage rate, the particulate matter of injection
With water solubility.
The clean method of above-mentioned sol particle object injection apparatus, specific implementation process are：
According to technical requirements design particulate matter hopper 1, feeder pipe 2, fluidized air blower 3, high-pressure water tank 7, high-pressure hydraulic pump 8,
Three-phase flow spray gun 4, three-phase flow nozzle 5 and its auxiliary equipment, then install according to the technological requirements, 4 fixing end of three-phase flow spray gun
It is fixed on walling of flue 6-1, three-phase flow nozzle 5 protrudes into the flue gas stream of flue, guarantees that package unit can work normally.
Into working condition, fluidized wind pipeline valve 3-4 and fluidized air blower 3 on fluidisation air piping 3-3 are first turned on, it is empty
Gas is sucked from fluidized air blower air inlet 3-1, is blown out after the compression of fluidized air blower 3, is made inside entire three-phase flow spray gun 4 full of stream
Change wind；At this point, opening the blanking tube valve 2-1 on feeder pipe 2, the particulate matter being stored in particulate matter hopper 1 passes through feeder pipe 2
Into in three-phase flow spray gun 4, fluidisation state is formed under the action of fluidized wind, flue is then sprayed by three-phase flow nozzle 5, is realized
SO in flue gas3The purpose of removing；Under normal operating conditions, system continuous operation is kept.Wherein, the fluidized air blower passes through compression
Air forms high pressure draught, and the high pressure draught total pressure is 10~70kPa, guarantees that particulate matter sprays into flue to fluidize state.
When fluidized air blower 3 fluidizes the pressure monitor 3-2 on air piping 3-3, and indicating value exceeds normal range of operation, explanation
Occur particulate matter blocking three-phase flow nozzle 5 the case where, need to clean three-phase flow nozzle 5, with guarantee three-phase flow spray gun 4 and
Three-phase flow nozzle 5 is unimpeded；At this point, closing the blanking tube valve 2-1 on feeder pipe 2, fluidized air blower 3 continues to three-phase flow spray gun 4
Fluidized wind is provided, and the variation of observed pressure monitor 3-2 indicating value when indicating value variation is little, then needs three-phase flow to be sprayed using high pressure water
Rifle 4 is rinsed；At this point, stopping fluidized air blower 3 under the premise of above-mentioned, closes on fluidisation air piping 3-3 and fluidize air piping valve 3-
4, open the high-pressure water pipe valve 7-2 and high-pressure hydraulic pump 8 on high-pressure water pipe 7-1, the work of the water of high-pressure water tank 7 in high-pressure hydraulic pump 8
Three-phase flow spray gun 4 and three-phase flow nozzle 5 are rinsed with lower formation high pressure water flow, while sol particle object is dissolved in high pressure water flow
In, flue is poured with high pressure water flow, realizes the function of cleaning three-phase flow nozzle 5.
In view of flue gas can dry the drop of 5 end of three-phase flow nozzle under hot conditions or drop is mixed with flying dust, formed
Crystallization or black dirt, cause to block, and open on fluidisation air piping 3-3 in the later period (gradually stopping high-pressure hydraulic pump 8) that high pressure water flow rinses
Fluidized wind pipeline valve 3-4 and fluidized air blower 3, formed air water two-phase mixture, further clean three-phase flow spray gun 4, then,
Close the high-pressure water pipe valve 7-2 on high-pressure hydraulic pump 8 and high-pressure water pipe 7-1, using fluidized wind rapid purging three-phase flow spray gun 4 and
Three-phase flow nozzle 5, up to water stain fully erased in three-phase flow spray gun 4 and three-phase flow nozzle 5.
If the instruction of pressure monitor 3-2 indicating value is normal, the blanking tube valve 2-1 on feeder pipe 2 is opened, three-phase flow is sprayed
Injection device restarts to work normally, if pressure monitor 3-2 indicating value is restored slowly, repeatedly aforesaid operations step, until three
Phase flow jet device restores to work normally.
The present invention can need to be customized design according to practical engineering project.
The present invention develops Three phase stream lance technology, has the function of the blocking of deep clean particulate matter, cooperates with SO3Removing
Technique Popularizing can solve SO3Removing sulfuldioxide application problem, sol particle object injection apparatus of the present invention can be with reliability service 10
Year or more.
The above embodiment is a preferred embodiment of the present invention, but the technology of the present invention and is not restricted to the described embodiments,
It is other any without departing from made changes, modifications, substitutions, combinations, simplifications under essence and principle of the invention, it should be equivalent
Substitute mode, be included within the scope of the present invention.
Claims (10)
1. a kind of sol particle object injection apparatus, it is characterised in that：Described device includes particulate matter hopper, fluidized air blower, height
Pressure water tank and spray gun, the particulate matter hopper are connected by feeder pipe with spray gun, described fluidized air blower one end and fluidized air blower
Air inlet is connected, and the fluidized air blower other end is connected by fluidisation air piping with spray gun, and the high-pressure water tank passes through high pressure water
Pipe, high-pressure hydraulic pump are connected with spray gun.
2. sol particle object injection apparatus according to claim 1, it is characterised in that：The fluidisation air piping is equipped with
Pressure monitor.
3. sol particle object injection apparatus according to claim 1, it is characterised in that：The feeder pipe is equipped with blanking
Tube valve, fluidisation air piping are equipped with fluidized wind pipeline valve, and high-pressure water pipe is equipped with high-pressure water pipe valve.
4. sol particle object injection apparatus according to claim 1, it is characterised in that：Described spray gun one end is equipped with spray
Mouth, the nozzle protrude into flue, and the other end of spray gun is fixed on walling of flue.
5. sol particle object injection apparatus according to claim 1, it is characterised in that：The spray gun is three-phase flow spray
Rifle, the three-phase flow spray gun are one of single injector blow-through spray gun, single injector right angle spray gun, multiinjector right angle spray gun；It is described
Three-phase flow spray gun and nozzle are the manufacture of abrasion-proof corrosion-proof corrosion material.
6. sol particle object injection apparatus according to claim 4, it is characterised in that：The spray gun length be 0.5~
5m, nozzle inside diameter are 10~100mm.
7. the clean method of sol particle object injection apparatus described in any one of claim 1~6 claim, feature exist
In including the following steps：
(a) spray gun and other corresponding establishments are installed；
(b) fluidized air blower is opened, is made inside entire spray gun full of fluidized wind；
(c) the sol particle object in particulate matter hopper enters spray gun by feeder pipe, and fluidisation is formed under the action of fluidized wind
Then state sprays into flue by nozzle；
(d) when fluidizing the pressure monitoring instrument indication value in air piping beyond normal range of operation, blanking tube valve, fluidisation are closed
Blower continues to provide fluidized wind to spray gun, the variation of observed pressure expression value；
(e) when indicating value variation is little, spray gun is rinsed using high pressure water；Stop fluidized air blower, close fluidized wind pipeline valve,
High-pressure water pipe valve and high-pressure hydraulic pump are opened, high pressure water flow is formed and rinses spray gun and nozzle, while sol particle object also dissolves
In water, flue is poured with high pressure water flow, realizes the function of cleaning nozzle；
(f) fluidized wind pipeline valve and fluidized air blower are opened in the later period that high pressure water flow rinses, so that fluidized wind is poured spray gun, so
Afterwards, high-pressure hydraulic pump and high-pressure water pipe valve are closed, using fluidized wind rapid purging spray gun and nozzle, until in spray gun and nozzle
It is water stain fully erased；
If (g) instruction of pressure monitoring instrument indication value is normal, blanking tube valve is opened, injection apparatus is made to restart normal work
Make, if pressure monitoring instrument indication value restores slowly, repetitive operation e~f step, until injection apparatus restores to work normally.
8. the clean method of sol particle object injection apparatus according to claim 7, it is characterised in that：The fluidized wind
Machine forms high pressure draught by compressed air, and the high pressure draught total pressure is 10~70kPa.
9. the clean method of sol particle object injection apparatus according to claim 7, it is characterised in that：The spray gun is long
0.5~5m is spent, the nozzle end of 10~100mm of nozzle inside diameter, spray gun protrude into flue, and the other end of spray gun is fixed on walling of flue
On.
10. the clean method of sol particle object injection apparatus according to claim 7, it is characterised in that：The spray gun
For three-phase flow spray gun, the three-phase flow spray gun is single injector blow-through spray gun, in single injector right angle spray gun, multiinjector right angle spray gun
It is a kind of；The three-phase flow spray gun and nozzle are the manufacture of abrasion-proof corrosion-proof corrosion material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811068472.5A CN108889480B (en) | 2018-09-13 | 2018-09-13 | Soluble particulate matter spraying device and cleaning method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811068472.5A CN108889480B (en) | 2018-09-13 | 2018-09-13 | Soluble particulate matter spraying device and cleaning method |
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| CN108889480A true CN108889480A (en) | 2018-11-27 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110548628A (en) * | 2019-07-19 | 2019-12-10 | 武汉天空蓝环保科技有限公司 | intelligent atomization spraying system and method for flue dust removal |
| CN110721856A (en) * | 2019-10-22 | 2020-01-24 | 武汉天空蓝环保科技有限公司 | Cleaning equipment, purification system and purification method for cleaning atomizing spray gun |
| CN111214191A (en) * | 2020-03-19 | 2020-06-02 | 孙峰 | High-pressure jet water, gas and particle cleaning machine |
| CN112693227A (en) * | 2020-12-16 | 2021-04-23 | 孙媛 | Automatic ink jet numbering machine is used to converter production line |
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