CN106178882A - Ozone and the liquid collector of waste gas mixing reactor - Google Patents
Ozone and the liquid collector of waste gas mixing reactor Download PDFInfo
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- CN106178882A CN106178882A CN201610812833.7A CN201610812833A CN106178882A CN 106178882 A CN106178882 A CN 106178882A CN 201610812833 A CN201610812833 A CN 201610812833A CN 106178882 A CN106178882 A CN 106178882A
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- 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
- B01D53/76—Gas phase processes, e.g. by using aerosols
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/104—Ozone
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of ozone and waste gas mixing reactor liquid collector, belong to waste gas treatment equipment field, it includes cavity, in cavity, the lower section of gas inlet pipe is provided with liquid collector, and liquid collector includes conical disc and the division board of center band through hole of stepped structure, and division board is provided with cooling nozzle, division board, conical disc and low head seal against each other connection and form cooling chamber, and cooling medium enters cooling chamber by cooling vent adapter.The liquid collector of the present invention is for being collected in course of reaction the condensed fluid produced and providing cooling medium in cavity, the liquid and the particle suspensions that produce in enabling cavity are discharged in time, reduce these materials to hybrid reaction and the impact of equipment, make mixed gas be in low temperature state simultaneously, prevent the decomposition of ozone, effectively reduce the probability that blast occurs, improve the utilization rate of ozone.
Description
Technical field
The present invention relates to chemical emission processing equipment field, particularly to a kind of ozone and waste gas mixing reactor liquid collecting
Device.
Background technology
When producing the chemical products such as phenethanol, terpineol, hydrogenated rosin, its industrial waste gas produced is often effluvium
Body, foul gas not only pollutant atmosphere, also human body can be caused directly infringement, national regulation, the waste gas that factory discharges must
Could externally discharge after the treated purification of palpus is up to standard, the process currently for foul gas is broadly divided into Physical and chemical method,
Physical includes masking method and dilution diffusion method, and owing to its input cost is low, processing mode is simple, and instant effect, is to use more
Method widely, but owing to the method is intended to relax or dispersion stench, it does not reaches the purpose eradicating stench at all, and pollution is asked
Topic still can not get solving；Chemical method has combustion method, absorption method, absorption process etc., and chemical method can be inherently eliminated pollutant, but
It is that traditional chemical method such as combustion method, absorption method, absorption process etc. exist limitation, and also it is dirty to introduce other chemistry
Dye thing in turn results in secondary pollution, does not reaches the effect thoroughly eliminating pollutant.
In recent years, novel deodorization technology the most actively develops, and have developed ozone oxidation, the catalysis of light oxygen, biological decomposition
Etc. technology, wherein, owing to ozonation technology is simple, floor space is little, maintenance is few, end product is water and oxygen,
The features such as high-efficiency environment friendly and used by more people and study.The principle of ozone deodorizing mainly by the Strong oxdiative character of ozone,
Stink substance in waste gas is carried out oxidation Decomposition, and in industrial waste gas, stink substance mainly hydrogen sulfide, methanthiol, amine three kinds have
Evil gas, ozone is as follows facing to the oxidative decomposition of three kinds of materials:
1.H2S+O3→S+H2O+O2(primary response formula) → SO2+H2O(side reaction formula)；
2.CH3SH+O3→[CH3-S-S-CH3] (primary response formula) → CH3-SO3H+O2(side reaction formula)；
3.R3N+O3→R3N-O+O2；
From the foregoing, ozone goes to eliminate the unusual smell, performance is the best, relies on its Strong oxdiative performance quickly can decompose off-gas oxidizing.
But, owing to ozone stable is poor, oxygen can be resolved at normal temperatures and pressures voluntarily, even now-making-now-using,
The utilization rate of ozone is relatively low.Meanwhile, ozone can release the reaction heat of looking somebody up and down in oxidizing process, if the reaction produced
Heat processes not in time, then can form vicious cycle, promotes the decomposition of ozone further, reduces the utilization rate of ozone, the most also can
Cause due to high temperature explosion danger (in ozone oxidation exhaust process, the nuisance such as the sulfur particle of generation, methanthiol
Matter, forms explosive mixture, can explode when running into naked light or temperature is higher, particularly after mixing with air and ozone
After temperature is more than 25 DEG C, the explosion hazard of methanthiol raises with the rising of temperature, and accident rate is higher).It addition, according to upper
Stating reaction equation can learn, above-mentioned ozone, in oxidation reaction process, can make waste gas produce the non-gaseous matter such as S, these on-gaseous
Material is understood condensation and is stayed in reactor, owing to these materials have stronger corrosivity and inflammability, if locating not in time
Reason, its not only can etching apparatus, also can increase the explosion probability of mixed gas further, affect equipment safety operation.
Summary of the invention
The goal of the invention of the present invention is: for the problem of above-mentioned existence, it is provided that a kind of ozone and waste gas mixing reactor
With liquid collector, with the problem solving above-mentioned existence.
The technical solution used in the present invention is as follows: a kind of ozone and waste gas mixing reactor liquid collector, including cavity,
The lower end of cavity is tightly connected with liquid outlet adapter and the low head of cooling vent adapter, and the side of cavity is provided with several gas
Inlet tube, in cavity, the lower section of gas inlet pipe is provided with liquid collector, liquid collector include stepped structure conical disc and
The division board of center band through hole, division board is provided with cooling nozzle, and division board, conical disc and low head seal against each other connection and formed
Cooling chamber, cooling medium enters cooling chamber by cooling vent adapter, and cooling medium is entered cavity by cooling nozzle by cooling chamber
In.
Due to the setting of said structure, liquid collector is for being collected in course of reaction the condensed fluid produced, such as condensation
Water and the sulfur being mixed in condensed water, and cooling medium is provided in cavity simultaneously, the conical disc of liquid collector is designed to stepped
When structure, it is simple to macromole drop separates with micro-molecular gas, i.e. gas are to up to conical disc, along the ladder wall ring of conical disc
Being lifted off conical disc after stream, drop then directly faces down flowing along stepped wall, finally comes together in bottom conical disc and passes through
Cavity is discharged in liquid outlet adapter；Division board is used for isolated chambers, makes cavity form space, division board, conical disc the most hermetically
Sealing against each other connection with low head and form cooling chamber, cooling chamber provides spatial cache for cooling medium, division board is uniformly distributed
Having cooling nozzle, cooling nozzle is for spraying into the cooling medium in cooling chamber in cavity；On the one hand cooling medium is used for absorbing
Heat in cavity, including the amount of heat produced during ozone oxidation, in ozone oxidation exhaust process, the sulfur of generation hangs
The harmful substance such as floating particles, methanthiol, forms explosive mixture with air and ozone after mixing, running into naked light or temperature relatively
Gao Shihui explodes, and particularly after temperature is more than 25 DEG C, the explosion hazard of methanthiol raises with the rising of temperature, and cooling is situated between
Matter can effectively reduce the reaction temperature in cavity, makes mixed gas be in low temperature state, eliminates the harm of blast, the most also
Effectively prevent the decomposition of ozone, improve the utilization rate of ozone；On the other hand, cooling medium can disturbance swirl gas, increase
The turbulent effect of swirl gas, makes waste gas and ozone mix evenly, and waste gas and ozone contact are more abundant, are beneficial to enter corresponsively
OK.
Further, it is contemplated that conical disc and division board can be subject to stronger corrosion and bigger pressure, conical disc and isolation
Plate all uses makrolon material to make, and makrolon material is made up of the raw material of following weight portion: Merlon 1000-2000
Part, acrylate 9-12 part, polyacrylic acid 3-7 part, dimethicone 5-8 part, Nano titanium dioxide 15-20 part, inorganic fibre
Dimension 9-13 part.
In above-mentioned, acrylate can make makrolon material have excellent toughness, makes polycarbonate article be difficult to
Fracture, but the addition of acrylate is unsuitable too much, and too much acrylate can reduce the processing characteristics of Merlon, makes sizing material
Easily roll banding, in the present invention, the addition of acrylate should control 9-12 part；Nano titanium dioxide can make Merlon material
Material has nano effect, and its combination property all can increase, and as filler, Nano titanium dioxide can also significantly strengthen poly-
Carbonic ester ability two decay resistance once in a while, makes conical disc and division board can adapt to the working environment in mixed reactor；Nothing
The addition of organic fiber can the obdurability of polycarbafil, be allowed to not easy fracture and crush, add the combination between each component strong
Degree, in the present invention, inorfil can be alumina silicate fibre, asphalt-based carbon fiber, copper fiber, graphite fibre one therein or
Several mixing；Polyacrylic acid can make Nano titanium dioxide and inorfil disperse evenly, makes polycarbonate article performance more
Equilibrium.Compared to the stainless steel material often used, the makrolon material light weight of the present invention is inexpensive, it is easy to molding, processes and makes
With, easy installation and removal, can reach 3 months to change once, its adaptability is stronger.
Further, the preparation method of the makrolon material of the present invention comprises the following steps:
Step 1, by polyacrylic acid, dimethicone, Nano titanium dioxide, inorfil be blended mediate 20-25min, then
Send into double screw extruder pelletize and obtain A material；
Step 2, dried Merlon is added thermic molten condition, add acrylate, be uniformly mixed, send into double spiral shell
Bar extruder pelletize, obtains B material；
Step 3, by A material and B material add double screw extruder melt extrude after carry out successively wire drawing, be dried, pelletize, to obtain final product；Its
In, the feeding section temperature of double screw extruder is 190-230 DEG C, and melt zone temperature is 230-265 DEG C, and homogenizing zone temperature is 265-
315℃。
Further, in order to make the conical disc of the present invention that gas-liquid separation is better achieved, division board is sealedly connected on cavity
Bottom, the discharge connection seamless link on one end of conical disc lowest calibre and low head, one end of conical disc maximum caliber with
Division board seamless link.
Further, it is contemplated that in the liquid of collection or containing a small amount of organic solvent and other corrosive substances, in order to
Improving resistance to corrosion and beneficially the collecting of liquid of conical disc, the inwall of conical disc is provided with one layer of polytetrafluoroethylene floor, taper
The resistance of liquid is reduced by dish, and liquid is more easy to flow downward along conical disc collect, furthermore, and polytetrafluoroethylene floor
Thickness is 75-150 μm, preferably 80 μm.
Further, in order to make cooling medium that its function can be better achieved, cool down the spout inwall towards cavity of nozzle,
Its angle of inclination is 0 °-90 °, and its concrete angle of inclination determines according to practical situation, it is contemplated that the cooling nozzle after inclination is to spray
The impact of the cooling medium impact strength gone out, the angle of inclination of cooling nozzle is preferably selected between 10 °-15 °, so that cooling is situated between
Mass-energy the most preferably produces impact to the swirl gas formed.
As currently preferred technical scheme, when tangentially being entered the gas of cavity by gas inlet pipe, its centrifugal rotary
Turn direction identical time, the intersection point of centrage and the cavity inner wall of cooling nozzle is positioned at the lower section of gas inlet pipe, and distance gas
Inlet tube 4-10cm, after cooling medium forms impact to cavity, cooling medium can come to bleeding around, and then increases and whirlpool
The contact area of gas body, beneficially cooling medium preferably absorb heat and swirl gas cause disturbance be blended.
Further, it is contemplated that the local assault that cavity inner wall is caused by the cooling medium of cooling nozzle ejection, nozzle is cooled down
Spout contact with cavity inner wall in the way of helical disk liter towards cavity inner wall, cooling medium with the form of oblique tangent line, this
Sample can be greatly decreased the impact of cooling medium, and its principle is identical with the air inlet principle of above-mentioned middle gas inlet pipe.
As the alternative of technique scheme, when cooling nozzle is not that the form with oblique tangent line is towards cavity inner wall
Time, the centrage of cooling nozzle is provided with shock plate with the point of intersection of cavity inner wall, and shock plate is fixedly connected on the inwall of cavity,
Shock plate is for buffering the impact that cavity is caused by cooling medium.
Further, in order to make the liquid of formation preferably separate with gas and make liquid preferably collect, conical disc interior
Wall is the inclined wall shunk towards lowest calibre direction, and inclined wall is provided with inclined-plane annular stepped.Setting of inclined-plane annular stepped
Put and gas and liquid can be made preferably to separate, make liquid downstream and under, gas then spirals rising.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, liquid collector is for being collected in course of reaction the condensed fluid produced and providing cooling medium in cavity, makes cavity
The liquid of interior generation and particle suspensions can be discharged in time, reduce these materials to hybrid reaction and the impact of equipment, logical
Supercooling medium carrys out absorbing cavity body heat content, can effectively reduce the reaction temperature in cavity, make mixed gas be in low temperature state,
Eliminate the harm of blast, and effectively prevent the decomposition of ozone, further increase the utilization rate of ozone；It addition, cooling is situated between
The introducing of matter with disturbance swirl gas, can increase the turbulent effect of swirl gas, makes waste gas and ozone mix evenly, waste gas and
Ozone contact is more abundant, is beneficial to carry out corresponsively；
2, conical disc and division board all use makrolon material to make so that it is have good mechanical strength and temperature-change resistance,
Can be well adapted for the working environment in cavity, compared with conventional use of stainless steel material, its light weight is inexpensive, it is easy to become
Type, process and use, easy installation and removal, can reach 3 months to change once, its adaptability is stronger；
3, the conical disc of the step structure of design, it is possible to effectively carry out gas-liquid separation, makes the liquid that liquid outlet adapter is discharged
In, the content of gas reduces, the beneficially transfer processing of liquid；
4, the ozone of the present invention and chemical emission mixed reactor simple in construction, easy to install, and ozone utilization rate is high, liquid
Body is more easy to discharge, it is possible to effectively solve mixed gas and explosive problem, strong adaptability occur.
Accompanying drawing explanation
Fig. 1 is a kind of ozone and the waste gas mixing reactor main TV structure schematic diagram of the present invention；
Fig. 2 is the structural representation of liquid collector in the present invention；
Fig. 3 is the structural representation of Section A-A in Fig. 1；
Fig. 4 is the structural representation of section B-B in Fig. 1；
Fig. 5 is the another kind of situation of Fig. 3 structure；
Fig. 6 is the projection cube structure schematic diagram of the present invention；
Fig. 7 is the structural representation in a-a cross section in Fig. 6；
Fig. 8 is the another kind of situation of Fig. 1 structure；
Fig. 9 is the partial enlarged drawing of part A in Fig. 8.
Labelling in figure: 1 is cavity, 2 is upper cover, and 201 is air outlet, and 3 is low head, and 301 take over for liquid outlet, 302
Taking over for cooling vent, 4 is gas inlet pipe, and 5 is slanting baffle, and 6 is deflection plate, and 7 is conical disc, and 8 is division board, and 801 is through hole,
802 is cooling nozzle, and 9 is cooling chamber, and 10 is projection, and 1001 is corner, and 1002 is cambered surface, and 11 is hook part, and 1101 is ventilation
Hole.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and
It is not used in the restriction present invention.
As illustrated in figures 1 and 8, a kind of ozone and waste gas mixing reactor, including cavity 1, cavity 1 upper end is tightly connected band
Having the upper cover 2 of air outlet 201, the lower end of cavity 1 is tightly connected with liquid outlet adapter 301 and cooling vent adapter 302 times
End socket 3, the side of cavity 1 is provided with several gas inlet pipe 4, and described gas inlet pipe 4 is eccentric tangential inclining tube, i.e. uses
Tangential oblique cutting tubular structure, in cavity 1, the lower section of gas inlet pipe 4 is provided with liquid collector, and liquid collector includes stepped knot
The conical disc 7 of structure and the division board 8 of center band through hole 801, division board 8 is provided with cooling nozzle 802, division board 8, conical disc 7
Sealing against each other connection with low head 4 and form cooling chamber 9, cooling medium enters cooling chamber 9, cooling chamber 9 by cooling vent adapter 302
By cooling nozzle 802, cooling medium is entered in cavity 1.
In cavity 1, the top of gas inlet pipe 4 at least provided with a slanting baffle being downwardly inclined 5, the top of slanting baffle 5,
Along the axis direction of cavity 1, being interval with some deflection plates 6 successively, slanting baffle 5, for stirring the swirl gas of formation, is allowed to
Again form some local eddy currents, so that mixed gas is carried out pretreatment, its structure being downwardly inclined can significantly extend waste gas with
The time of staying of ozone, making the flow velocity of mixed gas be greatly reduced, some local eddy currents of formation can make ozone be more easy to waste gas
Mix homogeneously, ozone can the most fully be carried out with the hybrid reaction of waste gas, beneficially high flow rate, the exhaust-gas treatment of big flow；Make
For supplementing of slanting baffle 5 effect, being provided for of deflection plate 6 carries out advanced treating to mixed gas, extends gaseous mixture further
The body ground time of staying, make waste gas and ozone are fully contacted reaction further, coordinate the Effect of Pretreatment of slanting baffle 5, folding
The advanced treating of stream plate 6 makes large batch of waste gas obtain abundant process, in the waste gas discharged at the air outlet 201 of upper cover 2
Ozone content reduces, and improves the utilization rate of ozone.
As the preferred embodiment of the present invention, the cantilever end decurvation of slanting baffle 5 and deflection plate 6 forms hook part
11, hook part 11 can make mixed gas form bigger local eddy currents and change the flow direction of mixed gas, with further
Strengthening the turbulent effect of mixed gas, make the time of staying of mixed gas be extended further, waste gas and ozone reaction obtain more
Fully, improve exhaust-gas treatment effect, meanwhile, hook part 11 can also make the condensed fluid in mixed gas and granule divide mutually
From, reducing the impact on mixed gas of condensed fluid and granule, the reaction effect making mixed gas is more preferable, makes the gas of discharge simultaneously
Body is cleaner, decreases the Filtration Adsorption technique in later stage.Furthermore, slanting baffle 5 can be symmetrical arranged multiple, or
One is only arranged in cavity 1.
As the preferred embodiment of the present invention, the inwall of cavity 1 is arranged with two slanting baffles 5, the crotch of slanting baffle 5
Spacing is left between portion.Two symmetrically arranged slanting baffles 5 are more beneficial for the carrying out promoting ozone with waste gas hybrid reaction, with
Time, mounting or dismounting are easy to clean, it is simple to implement.
As the preferred embodiment of the present invention, the lower end of the hook part 11 of deflection plate 6 contacts with adjacent baffle 6, curved
Some passage 1101 it is distributed, as shown in Figure 8 and Figure 9, when the lower end of hook part 11 and the adjacent folding of deflection plate 6 in hook portion 11
After stream plate 6 contact, further increase the barrier effect to mixed gas, make the mixed gas time of staying in cavity more
Long, react more abundant.
As the preferred embodiment of the present invention, gas inlet pipe 4 is towards cavity 1 lower tangential oblique cutting, inclining of its horizontal plane
Oblique angle is 5 °-30 °, preferably 10 °, the most also may select 5 ° or 30 °.By centrifugal rotation and the acceleration down that gives
Degree, make waste gas and ozone in time rotating against, be more easy to depart from wall and to cavity 1 center flow, drop the most further
The low impact strength of waste gas and ozone, also extends the upward stroke of ozone and waste gas, makes waste gas obtain with ozone further
It is fully contacted reaction.
As shown in Figure 3 and Figure 5, by the tangential gas entered of gas with various inlet tube 4, its centrifugal rotation direction is permissible
Identical, it is also possible to different, it is attained by similar effect, in the present invention, it is preferred to be centrifugal rotation direction identical time knot
Structure, when its centrifugal rotation direction is identical, the centrage of cooling nozzle 802 is positioned at gas inlet pipe 4 with the intersection point of cavity 1 inwall
Lower section, and distance gas inlet pipe 4-10cm(be preferably 6cm, the most also may select 4cm or 10cm), cooling medium is to chamber
After body 1 forms impact, cooling medium can come to bleeding around, and then increases the contact area with swirl gas, is conducive to
Cooling medium preferably absorbs heat and swirl gas causes disturbance be blended.
Certainly, gas inlet pipe 4 may be alternatively provided as one and may be alternatively provided as multiple, when gas inlet pipe 4 is set to one
Time, gas inlet pipe 4 is passed through the mixed gas of ozone and waste gas simultaneously, and it also can reach certain good effect, but due to
Can release substantial amounts of heat during ozone oxidation, gas inlet pipe 4 and pipeline can be caused bigger challenge, to gas access by these heats
The material of pipe 4 and pipeline requires and uses to require height, is unfavorable for the operation of equipment, easily causes gas leakage accidents.As excellent
Choosing, gas inlet pipe 4 is set to multiple, and each gas inlet pipe 4 each leads into chamber to being passed through a kind of gas, i.e. ozone and waste gas
In body 1, ozone is made only to react in cavity 1 with waste gas.
As the preferred embodiment of the present invention, between gas inlet pipe 4 and slanting baffle 5, it is provided with some projections 10, projection
On 10 inwalls being fixedly connected on cavity 1, the face that projection 10 is connected with cavity 1 inwall is rhombus, the center outward bulge of projection 10
Go out to be formed cambered surface 1002, as shown in Figure 6 and Figure 7, when swirl gas vortex rises and flows through projection 10, there is the convex of diamond shape
Swirl gas is shunted and is formed local eddy currents smaller by the corner 1001 of block 10, and then adds the turbulent flow effect of swirl gas
Really, the cambered surface 1002 that the center of projection 10 has can make swirl gas preferably whip projection, reduces swirl gas to convex
Block 10 impacts and damages projection 10.
The setting of slanting baffle 5 and deflection plate 6 is in addition to above-mentioned effect, moreover it can be used to the suspension in capture mixed gas
Grain and drop, make suspension granule and drop be attached on slanting baffle 5 and deflection plate 6, then falls into cavity 1 by collecting mixing
In the liquid collector of bottom, and then serving the effect purifying mixed gas, the mixed gas nuisance content making discharge is few, right
Environmental pollution is little, beneficially environmental conservation.
As the preferred embodiment of the present invention, it is contemplated that in slanting baffle and deflection plate region, mixed gas flow velocity is slow, non-
Gaseous material deposition is more, and cleaning problem, slanting baffle and the deflection plate surface sprayings such as inconvenience has resistant Graphene coating, resistant
Graphene coating is made up of the raw material of following weight portion: vinylite 40-45 part, modified graphene 2-6 part, mica powder 5-7
Part, Cu and its oxides powder 10-15 part, butyl acetate 18-30 part, silicon carbide powder 2-5 part, dispersant 1-2 part and levelling
Agent 0.5-1 part.The preparation method of resistant Graphene coating includes:
Step 1, by Graphene that thickness is 10-20nm, proportion relation for 1:80 in mass ratio is blended in stirring with dehydrated alcohol
In device and be sufficiently stirred for, the silane coupler being subsequently adding 0.6wt% stirs, then mixture is put into ultrasonic emulsification divides
Dissipate device fully dispersed, finally take out mixture and put into drying in baking oven, obtaining modified graphene, standby；
Step 2, vinylite and dispersant B YK-ATU will be had to add in reactor, then with blender with 800r/min's
Blending ingredients is stirred, until being uniformly dispersed, obtaining base material by rotating speed；
Step 3, in the base material that step 2 obtains, it is sequentially added into modified graphene, mica powder, silicon carbide powder, copper and oxidation thereof
Thing powder, is subsequently adding butyl acetate, is sufficiently stirred for compound with blender, and mixing speed is 1000r/min, until
It is uniformly dispersed, obtains initial point；
Step 4, by levelling agent BYK-355 add step 3 initial point in, obtain uncured after being uniformly dispersed with dispersion machine
Coating, pumps in the storage tank of air gun by uncured coating, is then sprayed on processed oblique respectively with air gun
Baffle plate and the surface of deflection plate, stand to coating levelling, and at 140 DEG C, vacuum bakeout film-forming, is incubated the most again
10min, after cooling to room temperature with the furnace and get final product.
In above-mentioned, Graphene, owing to having the performances such as outstanding obdurability and fracture strength, is added in coating, its tool
Some high compaction performances make coating interface densification smooth, and the adhesive force of non-gaseous matter is remarkably decreased, and coating surface is difficult to knot
Dirt, its surface with densification makes the hydrogen atom that ozone molecule even atomic radius is less all cannot permeate simultaneously, significantly improves
The decay resistance of deflection plate and slanting baffle；Cu and its oxides powder can form micrometer structure on the surface of coating, special
It not when copper is oxidized to the Cu with nanostructured2During O, jointly act on Cu oxide, on the surface of coating the most slowly
Long nanowire, these nano wires can play the contact area subtracting macromole dirt with coating, make macromole dirt sprawl and be subject to
Limit, macroscopically, make coating show and there is certain hydrophobic performance, and then improve the durability against pollution of coating.Therefore, resistance to
Dirty Graphene coating can not only make non-gaseous matter that stickiness is stronger along slanting baffle and deflection plate to reactor lower part flowing with
It is easy to collect, moreover it is possible to improving slanting baffle and the decay resistance of deflection plate and anti-pollution characteristic, minimizing slanting baffle and deflection plate are more
Change frequency, it is simple to the cleaning of equipment and use, extend the use cycle of slanting baffle and deflection plate.
What deserves to be explained is, implement to make resistant Graphene coating in the present invention be more easy to and there is above-mentioned performance, below
Table 1 shows the several concrete formula of the resistant Graphene coating of the present invention, is worth explanatorily, poly-carbonic acid disclosed below
Several formula of ester material are intended merely to be better described the present invention, and are not limited to the present invention.
Table 1:
Note: in above-mentioned, in parts by weight, numerical value represents parts by weight to component.
Through inspection, have with slanting baffle and deflection plate according to the resistant Graphene coating that the formula shown in table 1 prepares
Adhesive strength well, the proportion at 25 DEG C reaches 1.8g/cm3, viscosity reaches 1.1Pa s, and coating surface defines nanometer layer
Thin film and difficult drop-off, have excellent surface oleophobic and hydrophobicity, and coating coefficient of friction is relatively low, and weatherability is good, it is easy to clear
Wash.
Furthermore, in order to make the conical disc 7 of the present invention that gas-liquid separation is better achieved, division board 8 is tightly connected
In the bottom of cavity 1, one end of conical disc 7 lowest calibre and liquid outlet adapter 301 seamless link on low head 3, conical disc 7
One end of maximum caliber and division board 8 seamless link.
Furthermore, it is contemplated that in the liquid of collection or containing a small amount of organic solvent and other corrosive goodses
Matter, in order to improve resistance to corrosion and beneficially the collecting of liquid of conical disc 7, the inwall of conical disc 7 is provided with one layer of polytetrafluoroethyl-ne
Alkene layer, the resistance of liquid is reduced by conical disc 7, and liquid is more easy to flow downward along conical disc 7 collect, furthermore, poly-
The thickness of tetrafluoroethene layer is 75-150 μm, preferably 80 μm.
Furthermore, in order to make cooling medium that its function can be better achieved, the spout of cooling nozzle 802 is towards chamber
The inwall of body, its angle of inclination is 0 °-90 °, and its concrete angle of inclination determines according to practical situation, it is contemplated that the cooling after inclination
The nozzle 802 impact on the cooling medium impact strength of ejection, the angle of inclination of cooling nozzle 802 is preferably selected at 10 °-15 °
Between, preferably 10 °, so that cooling medium preferably can produce impact to the swirl gas formed.
Furthermore, when tangentially being entered the gas of cavity 1 by gas inlet pipe 4, its centrifugal rotation direction is identical
Time, the centrage of cooling nozzle 802 and the intersection point of cavity 1 inwall are positioned at the lower section of gas inlet pipe 4, and distance gas inlet pipe
4-10cm, after cooling medium forms impact to cavity 1, cooling medium can come to bleeding around, and then increases and eddy current gas
The contact area of body, beneficially cooling medium preferably absorb heat and swirl gas cause disturbance be blended.
Furthermore, it is contemplated that the local punching that cavity 1 inwall is caused by the cooling medium of cooling nozzle 802 ejection
Hit, the spout of cooling nozzle 802 with the form of oblique tangent line towards cavity 1 inwall, cooling medium in the way of helical disk liter with
Cavity 1 contact internal walls, so can be greatly decreased the impact of cooling medium, its principle and the air inlet principle of above-mentioned middle gas inlet pipe
Identical.
As another alternative, when cool down nozzle 802 be not the form with oblique tangent line towards cavity 1 inwall time, cold
But the centrage of nozzle 802 is provided with shock plate with the point of intersection of cavity 1 inwall, and shock plate is fixedly connected on the inwall of cavity 1,
Shock plate is for buffering the impact that cavity 1 is caused by cooling medium.
Furthermore, in order to make the liquid of formation preferably separate with gas and make liquid preferably collect, taper
The inwall of dish 7 is the inclined wall shunk towards lowest calibre direction, and inclined wall is provided with inclined-plane annular stepped.Inclined-plane annular step
The setting of ladder can make gas and liquid preferably separate, make liquid downstream and under, gas then spirals rising.
Furthermore, it is contemplated that conical disc 7 and division board 8 can be by bigger pressure, and conical disc and division board are equal
Employing makrolon material is made, and makrolon material is made up of the raw material of following weight portion: Merlon 1000-2000 part,
Acrylate 9-12 part, polyacrylic acid 3-7 part, dimethicone 5-8 part, Nano titanium dioxide 15-20 part, inorfil 9-
13 parts.The preparation method of described makrolon material comprises the following steps:
Step 1, by polyacrylic acid, dimethicone, Nano titanium dioxide, inorfil be blended mediate 20-25min, then
Send into double screw extruder pelletize and obtain A material；
Step 2, dried Merlon is added thermic molten condition, add acrylate, be uniformly mixed, send into double spiral shell
Bar extruder pelletize, obtains B material；
Step 3, by A material and B material add double screw extruder melt extrude after carry out successively wire drawing, be dried, pelletize, to obtain final product；Its
In, the feeding section temperature of double screw extruder is 190-230 DEG C, and melt zone temperature is 230-265 DEG C, and homogenizing zone temperature is 265-
315℃。
In order to further illustrate the makrolon material of the present invention, table 2 shows the makrolon material of the present invention
Several concrete formula, are worth explanatorily, and several formula of makrolon material disclosed below are intended merely to preferably say
The bright present invention, and it is not limited to the present invention.
Table 2:
Note: in above-mentioned, in parts by weight, numerical value represents parts by weight to component.
The makrolon material prepared by the formula shown in table 2, compared to the stainless steel material often used, the present invention's
Makrolon material light weight is inexpensive, it is easy to molding, processes and uses, and easy installation and removal can reach 3 months to change once, adapts to
Property is stronger.
Being worth explanatorily, in the present invention, cooling medium can be low temperature nitrogen, low-temperature carbon dioxide, cold drying sky
Gas or be other noble gases, such as argon, wherein, cooling medium is preferably low temperature nitrogen, and the temperature range of described low temperature is-
Between 10-15 DEG C, 0-5 DEG C optimal.
As the preferred embodiment of the present invention, gas inlet pipe is towards cavity lower tangential oblique cutting, the inclination of its horizontal plane
Angle is 5 °-30 °.By centrifugal rotation and the acceleration down that gives, make waste gas and ozone in time rotating against, be more easy to depart from
Wall and to chamber central flow, the most not only create a further reduction the impact strength of waste gas and ozone, also extend ozone
With the upward stroke of waste gas, waste gas and ozone is made to obtain being fully contacted reaction further.
As the preferred embodiment of the present invention, air outlet connecting shaft flow type fan, liquid outlet adapter connects waste water and processes
Device.By the air inducing effect of axial fan, the waste gas after process can be made to discharge outside cavity in time, be beneficial to the most suitable
Profit is carried out, and then realizes processing waste gas uninterruptedly.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (10)
1. ozone and a waste gas mixing reactor liquid collector, including cavity, the lower end of cavity is tightly connected with going out liquid
Mouth adapter and the low head of cooling vent adapter, the side of cavity is provided with several gas inlet pipe, it is characterised in that in cavity,
The lower section of gas inlet pipe is provided with liquid collector, liquid collector include the conical disc of stepped structure and center band through hole every
From plate, division board is provided with cooling nozzle, and division board, conical disc and low head seal against each other connection and form cooling chamber, and cooling is situated between
Matter enters cooling chamber by cooling vent adapter, and cooling medium is entered in cavity by cooling chamber by cooling nozzle.
2. ozone as claimed in claim 1 and waste gas mixing reactor liquid collector, it is characterised in that conical disc and isolation
Plate all uses makrolon material to make, and makrolon material is made up of the raw material of following weight portion: Merlon 1000-2000
Part, acrylate 9-12 part, polyacrylic acid 3-7 part, dimethicone 5-8 part, Nano titanium dioxide 15-20 part, inorganic fibre
Dimension 9-13 part.
3. ozone as claimed in claim 2 and waste gas mixing reactor liquid collector, it is characterised in that makrolon material
Preparation method comprise the following steps:
Step 1, by polyacrylic acid, dimethicone, Nano titanium dioxide, inorfil be blended mediate 20-25min, then
Send into double screw extruder pelletize and obtain A material；
Step 2, dried Merlon is added thermic molten condition, add acrylate, be uniformly mixed, send into double spiral shell
Bar extruder pelletize, obtains B material；
Step 3, by A material and B material add double screw extruder melt extrude after carry out successively wire drawing, be dried, pelletize, to obtain final product；Its
In, the feeding section temperature of double screw extruder is 190-230 DEG C, and melt zone temperature is 230-265 DEG C, and homogenizing zone temperature is 265-
315℃。
4. ozone as claimed in claim 1 or 2 and waste gas mixing reactor liquid collector, it is characterised in that division board is close
Envelope is connected to the bottom of cavity, one end of conical disc lowest calibre and the liquid outlet adapter seamless link on low head, conical disc
One end of maximum caliber and division board seamless link.
5. ozone as claimed in claim 4 and waste gas mixing reactor liquid collector, it is characterised in that the inwall of conical disc
Being provided with one layer of polytetrafluoroethylene floor, the thickness of polytetrafluoroethylene floor is 75-150 μm.
6. ozone as claimed in claim 4 and waste gas mixing reactor liquid collector, it is characterised in that the spray of cooling nozzle
Mouth is towards the inwall of cavity, and its angle of inclination is 0 °-90 °.
7. ozone as claimed in claim 6 and waste gas mixing reactor liquid collector, it is characterised in that pass through gas access
The tangential gas entering cavity of pipe, its centrifugal rotation direction is identical, and the centrage of cooling nozzle is positioned at the intersection point of cavity inner wall
The lower section of gas inlet pipe, and distance gas inlet pipe 4-10cm.
8. ozone as claimed in claim 6 and waste gas mixing reactor liquid collector, it is characterised in that the spray of cooling nozzle
Mouthful with the form of oblique tangent line towards cavity inner wall.
9. ozone as claimed in claim 7 and waste gas mixing reactor liquid collector, it is characterised in that in cooling nozzle
Heart line is provided with shock plate with the point of intersection of cavity inner wall, and shock plate is fixedly connected on the inwall of cavity.
10. ozone as claimed in claim 1 and waste gas mixing reactor liquid collector, it is characterised in that conical disc interior
Wall is the inclined wall shunk towards lowest calibre direction, and inclined wall is provided with inclined-plane annular stepped.
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| CN114558494A (en) * | 2021-12-30 | 2022-05-31 | 通标标准技术服务（天津）有限公司 | Sulfur-phosphorus mixed acid device for detecting total iron content in iron ore |
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