CN105800766B - Carbon tetrachloride device and its method of work in a kind of high temperature aeration removal underground water - Google Patents

Carbon tetrachloride device and its method of work in a kind of high temperature aeration removal underground water Download PDF

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Publication number
CN105800766B
CN105800766B CN201610292134.4A CN201610292134A CN105800766B CN 105800766 B CN105800766 B CN 105800766B CN 201610292134 A CN201610292134 A CN 201610292134A CN 105800766 B CN105800766 B CN 105800766B
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China
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reaction chamber
high temperature
carbon tetrachloride
wall
vertical
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CN105800766A (en
Inventor
刘喜坤
孙晓虎
张双圣
于向辉
陈红娟
刘勇
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Xuzhou City Water Resources Management Place
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Xuzhou City Water Resources Management Place
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/02Treatment of water, waste water, or sewage by heating
    • C02F1/04Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00Aeration of stretches of water
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/36Organic compounds containing halogen
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/06Contaminated groundwater or leachate
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Abstract

The invention discloses a kind of high temperature to be aerated carbon tetrachloride device and its method of work in removal underground water, including water inlet pipe, high temperature aerator, agitating device, reaction chamber, drainpipe, scum pipe, condensing unit, sludge pipe, control system;Underground water containing carbon tetrachloride is delivered in reaction chamber by water inlet pipe, the high-temperature gas that temperature is 100 DEG C~120 DEG C is delivered in reaction chamber by high temperature aerator, control system control agitating device startup starts to stir, high temperature air and underground water are reacted in reaction chamber internal mix, scum silica frost after reaction is discharged from scum pipe, the gas evaporated in reaction is discharged after being condensed in condensing unit, and the silt for being deposited in reaction chamber bottom is discharged from sludge pipe, and the clean water ultimately produced is discharged from drainpipe.Carbon tetrachloride device and its method of work in a kind of high temperature aeration removal underground water of the present invention using the technique of high temperature evaporation plus aeration, handle in underground water that carbon tetrachloride is efficient, effect is good.

Description

Carbon tetrachloride device and its method of work in a kind of high temperature aeration removal underground water
Technical field
The invention belongs to underground water pollution processing unit fields, and in particular to tetrachloro in a kind of high temperature aeration removal underground water Change carbon device and its method of work.
Background technology
Carbon tetrachloride (CCl4) it is a kind of organic chlorohydrocarbon of artificial synthesized low boiling point (proportion 1.591g/cm3, boiling point 77 DEG C), it is slightly soluble in water.Foreign study shows:Carbon tetrachloride belongs to typical hepatotoxic agent, is influence maincenter first during high concentration Nervous system then influences liver, kidney.It has persistence, extended residual and bioconcentration in the environment, therefore from 1979 Year has been included in " pollutant of priority acccess control in laboratory containing carbon tetrachloride " by U.S. EPA, has also been included in 68 kinds " in water by China The pollutant of priority acccess control " list.
Eighties of last century the seventies are due to largely manufacturing and using pesticide, causing in some regional laboratories by four chlorinations Carbon pollutes, as the water-bearing layer near the Michigan water-bearing layer in the U.S. and Canadian Ottawa is polluted by carbon tetrachloride (it mostly exists with nonaqueous phase (NAPL) in water-bearing layer).
CCl in the municipal water supply for causing Marina is polluted before the U.S. caused by Fortord Army military bases4It is exceeded, In August, 2000 measures CCl4Concentration is up to 15 μ g/L.Monitoring is found toxic in the laboratory discharge raffinate in U.S. Livermore areas The stacking of Harmful Waste leads to CCl4The generation of pollutant, CCl in noxious material percolate4At concentrations up to 500 μ g/L.2000 Year April, CCl in laboratory in the MW-10 wells near Hafner&Sons refuse landfills4Concentration is up to 6.3 μ g/L.
Existing Treatment process
Carbon tetrachloride is to common are machine pollutant, easily enters soil and water by eluviation with rainwater or irrigation water Body causes the pollution of soil and water body.The current conventional method in relation to carbon tetrachloride raffinate pollution control in laboratory has following It is several.
1. active carbon adsorption
With the carbon tetrachloride raffinate in activated carbon adsorption water source, without adding any chemical reagents, technology is of less demanding, low Concentration adsorption effect is good, some, which are difficult to the substance degraded, to directly adsorb on activated carbon.By investigated activated carbon dosage, Influence of the factors such as adsorption time, temperature to removal effect.
This method technical maturity, effect easy to operate is reliable, but adsorption efficiency is unstable, and carbon tetrachloride raffinate is in low concentration Shi Xiaoguo is good, and when high concentration handles unstable, effectively adsorbs short life, and carrier needs to carry out secondary desorption that circulating could be carried out With, and by the solution after solvent desorption, and the mixture containing carbon tetrachloride is formed, how to be isolated, needed further again Research.
2. in situ chemical oxidation method
Oxidant permanganate, Fenton reagent, hydrogen peroxide and persulfate that in-situ chemical recovery technique uses etc.. By oxidant injection containing a large amount of natural iron mineral, oxidation reaction can effectively repair organic dirt under the action of iron mineral catalysis Contaminate object.Research shows that in-situ chemical recovery technique easily makes reparation area generate mineralising, soil hardening, bad hydraulic permeability, change and repair Multiple plot structure.
3. biological restoration
Using bio-inert and organic clay adsorbed bioactive bacterium, by the metabolism of biology, underground environment is reduced In poisonous and harmful compound engineering techniques, biology in situ repairing method can handle large-scale pollutant, and can be complete Full decomposing pollutant.
Biology in situ method is an emerging technology for organic pollution source in treatment of laboratory at present, biological prosthetic Key factor is suitable electron acceptor, and the oxygen receptor that has been best electricity, due to lack in the environment this electronics of oxygen by Body, while the supply of microbial nutrition substance is insufficient, but also the biodegradation of microorganism cannot be lasting.
4. permeable reactive wall repairing method
Using the dependent response area filled with Active reaction medium material, when in contaminated laboratory by when, wherein Polluter and reaction medium the effects that physics, chemistry and biology occurs and be degraded, adsorb, precipitate or remove, so as to make Sewage is purified.
But permeable coefficient tensor, in the presence of being easily blocked, the native environmental conditions such as oxidation-reduction potential in laboratory are subject to The shortcomings of destruction, operation and maintenance are relative complex, in addition bimetallic systems, nanometer technology cost are higher, these factors, which hinder, oozes Permeability reaction wall further develops and widelys popularize.
Invention content
Carbon tetrachloride in removal underground water is aerated in order to solve the above technical problem, the present invention provides a kind of high temperature to fill It puts, including water inlet pipe 1, high temperature aerator 2, agitating device 3, reaction chamber 4, drainpipe 5, scum pipe 6, condensing unit 7, spoil disposal Pipe 8, control system 9;4 one side lower part of reaction chamber is equipped with water inlet pipe 1 and agitating device 3, and 4 opposite side of reaction chamber is equipped with deslagging Pipe 6 and drainpipe 5,4 top of reaction chamber are equipped with condensing unit 7 and control system 9, and 4 bottom of reaction chamber is equipped with sludge pipe 8, reaction 4 forepart of case is equipped with high temperature aerator 2.
Further, the high temperature aerator 2 is exposed including high temperature air pump 2-1, air inlet supervisor 2-2, air intake branch 2-3 Gas head 2-4;The high temperature air pump 2-1 is located at 4 forward exterior of reaction chamber, and high temperature air pump 2-1 is connect with air inlet supervisor 2-2 one end; The air inlet supervisor 2-2 other ends are stretched into from 4 upper vertical of reaction chamber inside reaction chamber 4, and air inlet is responsible for 2-2 in reaction chamber 4 The pipeline closed at both ends that portion is arranged horizontally at 4 bottom 10cm~15cm of reaction chamber;Described air intake branch 2-3 one end with Air inlet is responsible for 2-2 vertically through connection, and the air intake branch 2-3 other ends are enclosed construction, and air intake branch 2-3 is in 4 bottom of reaction chamber Horizontal distribution at 10cm~15cm, air intake branch 2-3 quantity are no less than 5, air intake branch 2-3 horizontal homogeneous in reaction chamber 4 Distribution;The aeration head 2-4 bottom ends are connected with the perforation of air intake branch 2-3 upper verticals, and aeration head 2-4 upper ends straight up, expose Gas head 2-4 is uniformly distributed on air intake branch 2-3, and the aeration head 2-4 quantity on every air intake branch 2-3 is no less than 10.
Further, the aeration head 2-4, including vertical blade 2-4-1, horizontal blade 2-4-2;Wherein described vertical leaf Piece 2-4-1 is rectangular thin plate, and the vertical blade 2-4-1 of polylith forms a cylinder on center shaft along center vertical uniform welding Structure, the quantity of vertical blade 2-4-1 are no less than 6 pieces;The horizontal blade 2-4-2 be Thin ring plate, horizontal blade 2-4-2 Centre is provided with circular through hole, 0.3~0.5 times of a diameter of horizontal blade 2-4-2 diameters of horizontal blade 2-4-2 middle openings, Horizontal blade 2-4-2 diameters are identical with the cylindrical diameter that vertical blade 2-4-1 encircles a city, and horizontal blade 2-4-2 is symmetrical above and below It is embedded on vertical blade 2-4-1, horizontal blade 2-4-2 quantity is 2 pieces.
Further, the agitating device 3, including motor 3-1, gear-box 3-2, agitating shaft 3-3, stirrer gear 3-4;It is described Motor 3-1 is located at 4 outside of reaction chamber, motor 3-1 and gear-box 3-2 one end vertical connection;The gear-box 3-2 is located at reaction chamber 4 sides outer wall lower end, gear-box 3-2 side side walls and 4 outer wall seamless welding of reaction chamber;Described agitating shaft 3-3 one end and gear Case 3-2 connections, the agitating shaft 3-3 other ends extend vertically through 4 side side wall of reaction chamber and stretch into inside reaction chamber 4, agitating shaft 3-3's Quantity is no less than 3, and agitating shaft 3-3 horizontal homogeneous in reaction chamber 4 is distributed;The stirrer gear 3-4 is cylindrical structure, is stirred The tooth 3-4 both ends disk identical for two diameters, stirrer gear 3-4 both ends disks are in center and agitating shaft 3-3 is penetrated through and nothing Seam welding, two disk borders of stirrer gear 3-4 are connected by the stirring bar of vertical welding, and each stirrer gear 3-4 is arranged with four Stirring bar, the quantity of stirrer gear 3-4 are identical with agitating shaft 3-3 quantity.
Further, the reaction chamber 4, including high temperature solarization air cell 4-1, temperature sensor 4-2, demarcation strip 4-3, strainer 4- 4, slag plate 4-5, active carbon layer 4-6 support filter plate 4-7, Carbon Tetrachloride Concentration sensor 4-8;Described high temperature solarization air cell 4-1 In 4 inside left of reaction chamber, high temperature solarization air cell 4-1 is the rectangular hollow room of closure designs, and high temperature solarization air cell 4-1 length is reaction 3/4ths of 4 total length of case;The temperature sensor 4-2 is located in the middle part of the side wall of high temperature solarization air cell 4-1 sides, temperature sensor 4-2 is connect with control system 9 by conducting wire;The demarcation strip 4-3 is located at high temperature solarization air cell 4-1 opposite sides, and demarcation strip 4-3 is two Block vertical direction is formed in conplane rectangular slab, and the rectangular slab front and back end and bottom end of demarcation strip 4-3 lower parts are respectively with reacting The vertical seamless welding of the front and rear inner wall of case 4 and bottom, the rectangular slab upper ends of demarcation strip 4-3 lower parts on reaction chamber 4 cornice away from From for 80cm~100cm, the rectangular slab front and back end on demarcation strip 4-3 tops no seam weld vertical with the front and rear inner wall of reaction chamber 4 respectively It connects, the rectangular slab lower end on demarcation strip 4-3 tops is 60cm~80cm with the distance of cornice on reaction chamber 4, demarcation strip 4-3 tops The distance of rectangular slab upper end and cornice on reaction chamber 4 is 20cm~30cm;The strainer 4-4 is located at two pieces up and down of demarcation strip 4-3 Between rectangular slab, off line wall is vertically connected with demarcation strip 4-3 on strainer 4-4, before and after strainer 4-4 before and after net wall and reaction chamber 4 in Wall vertical connection;The slag plate 4-5 is rectangular thin plate, the upper wall of slag plate 4-5 one end and demarcation strip 4-3 Upper rectangular plates without Seam welding, the side inner wall seamless welding of the slag plate 4-5 other ends and reaction chamber 4, slag plate 4-5 front-backs and reaction chamber 4 The angle of the vertical seamless welding of front and rear inner wall, slag plate 4-5 plate faces and horizontal plane is 10 °~30 °;Described active carbon layer 4-6 In space on the right side of demarcation strip 4-3 and on the downside of slag plate 4-5, the thickness of active carbon layer 4-6 is 100cm~150cm;The branch Support filter plate 4-7 is located at active carbon layer 4-6 lower parts, and support filter plate 4-7 is the rectangular slab with equally distributed bar shaped filter hole, is supported Filter plate 4-7 front and rear walls and side side wall seamless welding vertical with the front and rear inner wall of reaction chamber 4 and side inner wall respectively, support filter plate The opposite side side wall seamless welding vertical with the side side wall of demarcation strip 4-3 of 4-7, support filter plate 4-7 lower ends are apart from 4 bottom of reaction chamber The distance in portion is 20cm~30cm;The Carbon Tetrachloride Concentration sensor 4-8 is located at support filter plate 4-7 lower ends, and carbon tetrachloride is dense Degree sensor 4-8 is connected on 4 side inner wall of reaction chamber, and Carbon Tetrachloride Concentration sensor 4-8 is connected with control system 9 by conducting wire It connects.
Further, the condensing unit 7, including:Hold together gas chamber 7-1, drainage plate 7-2, condensation channel 7-3, drain pipe 7- 4;It is described hold together gas chamber 7-1 be cross section be trapezoidal cylindrical hollow room, hold together gas chamber 7-1 bottom ends and reaction chamber 4 vertically through connecting, Hold together gas chamber 7-1 upper ends to connect with condensation channel 7-3 perforations;The drainage plate 7-2 is located to hold together inside gas chamber 7-1, drainage plate 7-2 numbers It is two pieces to measure, and drainage plate 7-2 is holding together along gas chamber 7-1 arrangements substantially symmetrical about its central axis are held together inside gas chamber 7-1, and drainage plate 7-2 lower ends are with holding together Gas chamber 7-1 side wall bending part seamless weldings, drainage plate 7-2 front and back ends seamless welding vertical with holding together inner wall before and after gas chamber 7-1, draw Flowing plate 7-2 upper end edges hold together gas chamber 7-1 centers and tilt upwards, and the angle of drainage plate 7-2 and horizontal plane is 10 °~30 °, symmetrically Two pieces of drainage plate 7-2 upper ends of arrangement keep flushing, and the distance between two pieces of drainage plate 7-2 upper ends are 20cm~30cm;It is described Condensation channel 7-3 is the rectangular hollow structure of both ends open, and condensation channel 7-3 lower ends are with holding together gas chamber 7-1 upper ends vertically through even It connects, the vertical height of condensation channel 7-3 is 3m~4m;The drain pipe 7-4 draws on gas chamber 7-1 rear portions locular wall is held together close to two pieces Flowing plate 7-2 is with holding together two intersection point upper positions that gas chamber 7-1 intersects vertically through being connected on gas chamber 7-1.
Further, the aeration head 2-4 is molded by high molecular material pressing mold, the group that aeration head 2-4 is counted in parts by weight It is as follows into ingredient and manufacturing process:
1st step adds in ultra-pure water 800~1000 part of the conductivity for the μ S/cm of 0.15 μ S/cm~0.20 in a kettle, Start blender in reaction kettle, rotating speed is 50rpm~55rpm, starts heat pump, reactor temperature is made to rise to 60 DEG C~75 ℃;Sequentially add 15~20 parts of ethyl oleate, 15~20 parts of ethyl lactate, 15~20 parts of ethyl propionate, stirring to being completely dissolved, It is 8.2~9.5 to adjust pH value, and agitator speed is adjusted to 70rpm~95rpm, and temperature is 85 DEG C~105 DEG C, esterification 1~ 15 hours;
2nd step takes 1~15 part of 1~15 part of triethyl phosphate, ethyl acrylate crushing, and powder diameter is 300~350 mesh; It adds in 100~200 parts of nanoscale boric acid rhodium to be uniformly mixed, be laid in pallet, tiling thickness is 6mm~18mm, using dosage The alpha ray for being 0.25MeV~1.30MeV for 1.3kGy~4.0kGy, energy irradiates 15min~25min;
3rd step, the mixed-powder handled through the 2nd step are dissolved in 45~60 parts of ethyl allophanate, add in reaction kettle, stirring Device rotating speed be 35rpm~55rpm, temperature be 100 DEG C~125 DEG C, start vacuum pump make the vacuum degree of reaction kettle reach- 0.01MPa~-0.02MPa keeps this state response 1h~15h;Pressure release is simultaneously passed through ammonia, make reacting kettle inner pressure for 0.01~ 0.02MPa, heat preservation stand 1h~15h;Agitator speed is promoted to 60rpm~75rpm later, and the pressure release of simultaneous reactions kettle is extremely 0MPa;It sequentially adds after being completely dissolved to 15~25 parts of fennel acetic acid esters, 15~25 parts of acetopyruvic acid ethylester, adds in crosslinking agent 50~60 parts are stirred so that the hydrophilic lipophilic balance of reaction kettle solution is 3.0~4.5, and heat preservation stands 1h~15h;
4th step, agitator speed be 56rpm~80rpm when, sequentially add 15~25 parts of diethyl maleate, apple 15~25 parts of 15~25 parts of diethyl phthalate and ethyl isorhodanide promote reactor pressure, reach 0.01MPa~ 0.35MPa, temperature are 96 DEG C~106 DEG C, polymerisation 1h~15h;Reacting kettle inner pressure is down to 0MPa after the completion of reaction, is dropped To 46 DEG C~50 DEG C, discharging enters molding press and can be prepared by aeration head 2-4 temperature;
The crosslinking agent is suberic acid diethylester;
The grain size of the nanoscale boric acid rhodium is 120nm~200nm.
Further, the invention also discloses the work sides that a kind of high temperature is aerated carbon tetrachloride device in removal underground water Method, including the following contents:
Underground water containing carbon tetrachloride is delivered in high temperature solarization air cell 4-1 by the 1st step, water inlet pipe 1, high temperature aerator 2 The high-temperature gas that temperature is 100 DEG C~120 DEG C is delivered in high temperature solarization air cell 4-1, control system 9 controls agitating device 3 to open Dynamic to start to stir, high temperature air is by the underground water heating in high temperature solarization air cell 4-1 and with underground water hybrid reaction, floating after reaction Slag is flowed through from demarcation strip 4-3 tops, is finally discharged after slag plate 4-5 along scum pipe 6, the gas evaporated due to heating in reaction Body is discharged after being condensed in condensing unit 7 along drain pipe 7-4, is deposited in the silt of high temperature solarization air cell 4-1 bottoms from 8 row of sludge pipe Go out, the underground water after reaction enters active carbon layer 4-6 by strainer, the final edge of clean water after active carbon layer 4-6 filterings Drainpipe 5 is discharged.
2nd step, when the temperature that temperature sensor 4-2 is measured is higher than 77 DEG C, control system 9 controls high temperature aerator 2 Reduce air inflow, when the temperature that temperature sensor 4-2 is measured is less than 77 DEG C, control system 9 controls high temperature aerator 2 to increase Air inflow.
3rd step, when the Carbon Tetrachloride Concentration that Carbon Tetrachloride Concentration sensor 4-8 is measured is excessively high, control system 9 control into Water pipe 1 reduces flow of inlet water, and when the Carbon Tetrachloride Concentration that Carbon Tetrachloride Concentration sensor 4-8 is measured is too low, control system 9 is controlled Water inlet pipe 1 processed increases flow of inlet water.
Carbon tetrachloride device and its method of work in a kind of high temperature aeration removal underground water disclosed in patent of the present invention, it is excellent Point is:
(1) device adds the technique of aeration using high temperature evaporation, and sewage treating efficiency is high;
(2) device is using high molecular material as high-temperature gas aeration head, and service life is long, and aeration effect is good;
(3) integral device reasonable design, low energy consumption, easy to maintain.
Carbon tetrachloride device and its method of work in a kind of high temperature aeration removal underground water of the present invention, using high temperature Evaporation plus the technique of aeration, handle in underground water that carbon tetrachloride is efficient, effect is good.
Description of the drawings
Fig. 1 is carbon tetrachloride schematic device in a kind of heretofore described high temperature aeration removal underground water.
Fig. 2 is heretofore described high temperature aerator schematic diagram.
Fig. 3 is heretofore described aeration head structure diagram.
Fig. 4 is heretofore described agitating device schematic diagram.
Fig. 5 is heretofore described reaction chamber schematic diagram.
Fig. 6 is heretofore described condensing unit schematic diagram.
Fig. 7 is aeration head 2-4 of the present invention and reference examples aeration head wear rate comparison diagram.
In figure 1 above~Fig. 6, water inlet pipe 1, high temperature aerator 2, high temperature air pump 2-1, air inlet supervisor 2-2, air intake branch 2-3, aeration head 2-4, vertical blade 2-4-1, horizontal blade 2-4-2, agitating device 3, motor 3-1, gear-box 3-2, agitating shaft 3-3, stirrer gear 3-4, reaction chamber 4, high temperature solarization air cell 4-1, temperature sensor 4-2, demarcation strip 4-3, strainer 4-4, slag plate 4- 5, active carbon layer 4-6 support filter plate 4-7, and Carbon Tetrachloride Concentration sensor 4-8, drainpipe 5, scum pipe 6, condensing unit 7 holds together Gas chamber 7-1, drainage plate 7-2, condensation channel 7-3, drain pipe 7-4, sludge pipe 8, control system 9.
Specific embodiment
Carbon tetrachloride in a kind of high temperature aeration removal underground water provided by the invention is filled with reference to the accompanying drawings and examples It puts and its method of work is further described.
As shown in Figure 1, it is carbon tetrachloride schematic device in a kind of high temperature aeration removal underground water provided by the invention.From Find out in figure, including water inlet pipe 1, high temperature aerator 2, agitating device 3, reaction chamber 4, drainpipe 5, scum pipe 6, condensing unit 7, sludge pipe 8, control system 9;Underground water containing carbon tetrachloride is delivered in reaction chamber 4 by water inlet pipe 1, high temperature aerator 2 The high-temperature gas that temperature is 100 DEG C~120 DEG C is delivered in reaction chamber 4, control system 9 controls the startup of agitating device 3 to start Stirring, high temperature air and underground water are reacted in 3 internal mix of reaction chamber, and the scum silica frost after reaction is discharged from scum pipe 6, steamed in reaction The gas of hair is discharged after being condensed in condensing unit 7, and the silt for being deposited in 4 bottom of reaction chamber is discharged from sludge pipe 8, is ultimately produced Clean water discharged from drainpipe 5.
As shown in Fig. 2, it is heretofore described high temperature aerator schematic diagram.Find out from Fig. 2 or Fig. 1, the height Warm aerator 2, including high temperature air pump 2-1, air inlet supervisor 2-2, air intake branch 2-3, aeration head 2-4;The high temperature air pump 2-1 Positioned at 4 forward exterior of reaction chamber, high temperature air pump 2-1 is connect with air inlet supervisor 2-2 one end;The air inlet be responsible for the 2-2 other ends from 4 upper vertical of reaction chamber is stretched into inside reaction chamber 4, air inlet be responsible for 2-2 the inside of reaction chamber 4 close to 4 bottom 10cm of reaction chamber~ The pipeline closed at both ends being arranged horizontally at 15cm;Described air intake branch 2-3 one end is with air inlet supervisor 2-2 vertically through even Connect, the air intake branch 2-3 other ends be enclosed construction, air intake branch 2-3 horizontal distributions at 4 bottom 10cm~15cm of reaction chamber, Air intake branch 2-3 quantity is no less than 5, and air intake branch 2-3 horizontal homogeneous in reaction chamber 4 is distributed;The aeration head 2-4 bottom ends It penetrates through and connects with air intake branch 2-3 upper verticals, straight up, aeration head 2-4 is on air intake branch 2-3 for aeration head 2-4 upper ends It is uniformly distributed, the aeration head 2-4 quantity on every air intake branch 2-3 is no less than 10.
As shown in figure 3, be heretofore described aeration head structure diagram, as seen from Figure 3, the aeration head 2-4, Including vertical blade 2-4-1, horizontal blade 2-4-2;Wherein described vertical blade 2-4-1 be rectangular thin plate, the vertical blade of polylith 2-4-1 forms a cylindrical structure on center shaft along center vertical uniform welding, and the quantity of vertical blade 2-4-1 is no less than 6 pieces;The horizontal blade 2-4-2 is Thin ring plate, and circular through hole, horizontal blade 2-4-2 are provided among horizontal blade 2-4-2 0.3~0.5 times of a diameter of horizontal blade 2-4-2 diameters of middle opening, horizontal blade 2-4-2 diameters and vertical blade 2-4- The cylindrical diameter in 1 besieged city is identical, and horizontal blade 2-4-2 is symmetrical above and below to be embedded on vertical blade 2-4-1, horizontal blade 2- 4-2 quantity is 2 pieces.
As shown in figure 4, it is heretofore described agitating device schematic diagram.Find out from Fig. 4 or Fig. 1, the stirring dress 3 are put, including motor 3-1, gear-box 3-2, agitating shaft 3-3, stirrer gear 3-4;The motor 3-1 is located at 4 outside of reaction chamber, motor 3-1 and gear-box 3-2 one end vertical connection;The gear-box 3-2 is located at 4 side outer wall lower end of reaction chamber, gear-box 3-2 sides Side wall and 4 outer wall seamless welding of reaction chamber;Described agitating shaft 3-3 one end is connect with gear-box 3-2, and the agitating shaft 3-3 other ends hang down Directly run through 4 side side wall of reaction chamber and stretch into inside reaction chamber 4, the quantity of agitating shaft 3-3 is no less than 3, and agitating shaft 3-3 is anti- Horizontal homogeneous in case 4 is answered to be distributed;The stirrer gear 3-4 is cylindrical structure, and stirrer gear 3-4 both ends are the identical circle of two diameters Disk, stirrer gear 3-4 both ends disks are penetrated through in center with agitating shaft 3-3 and seamless welding, two disk borders of stirrer gear 3-4 lead to The stirring bar for crossing vertical welding is connected, and each stirrer gear 3-4 is arranged with four stirring bars, the quantity of stirrer gear 3-4 and stirring Axis 3-3 quantity is identical.
As shown in figure 5, it is heretofore described reaction chamber schematic diagram.Find out from Fig. 5 or Fig. 1, the reaction chamber 4, Including high temperature solarization air cell 4-1, temperature sensor 4-2, demarcation strip 4-3, strainer 4-4, slag plate 4-5, active carbon layer 4-6, support Filter plate 4-7, Carbon Tetrachloride Concentration sensor 4-8;The high temperature solarization air cell 4-1 is located at 4 inside left of reaction chamber, high temperature solarization air cell 4-1 is the rectangular hollow room of closure designs, and high temperature solarization air cell 4-1 length is 3/4ths of 4 total length of reaction chamber;The temperature Sensor 4-2 is located in the middle part of the side wall of high temperature solarization air cell 4-1 sides, and temperature sensor 4-2 is connect with control system 9 by conducting wire; The demarcation strip 4-3 is located at high temperature solarization air cell 4-1 opposite sides, and demarcation strip 4-3 is two pieces of vertical directions in conplane rectangle Plate forms, and the rectangular slab front and back end and bottom end of demarcation strip 4-3 lower parts are vertical with the front and rear inner wall of reaction chamber 4 and bottom seamless respectively The distance of welding, the rectangular slab upper ends of demarcation strip 4-3 lower parts and cornice on reaction chamber 4 is 80cm~100cm, on demarcation strip 4-3 The rectangular slab front and back end in portion seamless welding vertical with the front and rear inner wall of reaction chamber 4 respectively, the rectangular slab lower end on demarcation strip 4-3 tops Distance with cornice on reaction chamber 4 is 60cm~80cm, the rectangular slab upper end on demarcation strip 4-3 tops and cornice on reaction chamber 4 Distance is 20cm~30cm;The strainer 4-4 is located at demarcation strip 4-3 up and down between two pieces of rectangular slabs, strainer 4-4 on off line wall and Demarcation strip 4-3 is vertically connected, net wall and inner wall vertical connection before and after reaction chamber 4 before and after strainer 4-4;The slag plate 4-5 is square Shape thin plate, slag plate 4-5 one end and the upper wall seamless welding of demarcation strip 4-3 Upper rectangular plates, the slag plate 4-5 other ends are with reacting The side inner wall seamless welding of case 4, slag plate 4-5 front-backs seamless welding vertical with the front and rear inner wall of reaction chamber 4, slag plate 4- The angle of 5 plate faces and horizontal plane is 10 °~30 °;The active carbon layer 4-6 is located on the right side of demarcation strip 4-3 and on the downside of slag plate 4-5 Space in, the thickness of active carbon layer 4-6 is 100cm~150cm;The support filter plate 4-7 is located at active carbon layer 4-6 lower parts, It is the rectangular slab with equally distributed bar shaped filter hole to support filter plate 4-7, support filter plate 4-7 front and rear walls and side side wall respectively with The front and rear inner wall of reaction chamber 4 and the vertical seamless welding of side inner wall, the opposite side side wall of support filter plate 4-7 is with demarcation strip 4-3's The vertical seamless welding of side side wall, distance of the support filter plate 4-7 lower ends apart from 4 bottom of reaction chamber is 20cm~30cm;Described four Chlorination concentration of carbon sensor 4-8 is located at support filter plate 4-7 lower ends, and Carbon Tetrachloride Concentration sensor 4-8 is connected to 4 side of reaction chamber On inner wall, Carbon Tetrachloride Concentration sensor 4-8 is connect with control system 9 by conducting wire.
As shown in fig. 6, it is heretofore described condensing unit schematic diagram.Find out from Fig. 6 or Fig. 1, the condensation dress 7 are put, including:Hold together gas chamber 7-1, drainage plate 7-2, condensation channel 7-3, drain pipe 7-4;It is described hold together gas chamber 7-1 be cross section be ladder The cylindrical hollow room of shape holds together gas chamber 7-1 bottom ends with reaction chamber 4 vertically through connecting, holds together gas chamber 7-1 upper ends and condensation channel 7-3 Perforation connection;The drainage plate 7-2 is located to hold together inside gas chamber 7-1, and drainage plate 7-2 quantity is two pieces, and drainage plate 7-2 is holding together gas chamber Along gas chamber 7-1 arrangements substantially symmetrical about its central axis are held together inside 7-1, drainage plate 7-2 lower ends are with holding together gas chamber 7-1 side wall bending parts without seam weld It connects, drainage plate 7-2 front and back ends seamless welding vertical with holding together inner wall before and after gas chamber 7-1, drainage plate 7-2 upper end edges hold together in gas chamber 7-1 Heart position tilts upwards, and the angle of drainage plate 7-2 and horizontal plane is 10 °~30 °, two pieces of drainage plate 7-2 upper ends being arranged symmetrically Holding flushes, and the distance between two pieces of drainage plate 7-2 upper ends are 20cm~30cm;The condensation channel 7-3 is both ends open Rectangular hollow structure, condensation channel 7-3 lower ends are with holding together gas chamber 7-1 upper ends vertically through connecting, the vertical height of condensation channel 7-3 For 3m~4m;What the drain pipe 7-4 intersected on gas chamber 7-1 rear portions locular wall is held together close to two pieces of drainage plate 7-2 with holding together gas chamber 7-1 Two intersection point upper positions are vertically through being connected on gas chamber 7-1.
Carbon tetrachloride device and its method of work is worked in a kind of high temperature aeration removal underground water of the present invention Cheng Shi:Underground water containing carbon tetrachloride is delivered in high temperature solarization air cell 4-1 by the 1st step, water inlet pipe 1, and high temperature aerator 2 will be warm The high-temperature gas spent for 100 DEG C~120 DEG C is delivered in high temperature solarization air cell 4-1, and control system 9 controls the startup of agitating device 3 to open Begin stirring, high temperature air by the underground water heating in high temperature solarization air cell 4-1 and with underground water hybrid reaction, scum silica frost after reaction from Demarcation strip 4-3 flows through on top, is finally discharged after slag plate 4-5 along scum pipe 6, the gas evaporated due to heating in reaction exists It is discharged after being condensed in condensing unit 7 along drain pipe 7-4, the silt for being deposited in high temperature solarization air cell 4-1 bottoms is discharged from sludge pipe 8, Underground water after reaction enters active carbon layer 4-6 by strainer, and the clean water after active carbon layer 4-6 filterings is finally along draining Pipe 5 is discharged.
2nd step, when the temperature that temperature sensor 4-2 is measured is higher than 77 DEG C, control system 9 controls high temperature aerator 2 Reduce air inflow, when the temperature that temperature sensor 4-2 is measured is less than 77 DEG C, control system 9 controls high temperature aerator 2 to increase Air inflow.
3rd step, when the Carbon Tetrachloride Concentration that Carbon Tetrachloride Concentration sensor 4-8 is measured is excessively high, control system 9 control into Water pipe 1 reduces flow of inlet water, and when the Carbon Tetrachloride Concentration that Carbon Tetrachloride Concentration sensor 4-8 is measured is too low, control system 9 is controlled Water inlet pipe 1 processed increases flow of inlet water.
Carbon tetrachloride device and its method of work in a kind of high temperature aeration removal underground water of the present invention, using high temperature Evaporation plus the technique of aeration, handle in underground water that carbon tetrachloride is efficient, effect is good.
It is the embodiment of the manufacturing process of aeration head 2-4 of the present invention below, embodiment is in order to further illustrate this The content of invention, but should not be construed as limiting the invention.Without departing from the spirit and substance of the case in the present invention, to this hair The modification and replacement that bright method, step or condition are made, all belong to the scope of the present invention.
Unless otherwise specified, the conventional means that technological means used in embodiment is well known to those skilled in the art.
Embodiment 1
It counts in parts by weight, and aeration head 2-4 of the present invention is manufactured according to following steps:
1st step adds in 800 parts of the ultra-pure water that conductivity is 0.15 μ S/cm in a kettle, starts in reaction kettle and stirs Device, rotating speed 50rpm start heat pump, reactor temperature are made to rise to 60 DEG C;Sequentially add 15 parts of ethyl oleate, lactic acid 15 parts of ethyl ester, 15 parts of ethyl propionate, to being completely dissolved, it is 8.2 to adjust pH value, and agitator speed is adjusted to 70rpm, temperature for stirring It is 85 DEG C, esterification 1 hour;
2nd step takes 1 part of 1 part of triethyl phosphate, ethyl acrylate crushing, and powder diameter is 300 mesh;Add in nanoscale boron 100 parts of sour rhodium is uniformly mixed, and is laid in pallet, and tiling thickness is 6mm, and it for 1.3kGy, energy is 0.25MeV's to use dosage Alpha ray irradiates 15min;
3rd step, the mixed-powder handled through the 2nd step are dissolved in 45 parts of ethyl allophanate, add in reaction kettle, and blender turns Speed is 35rpm, and temperature is 100 DEG C, and starting vacuum pump makes the vacuum degree of reaction kettle reach -0.01MPa, keeps this state response 1h;Pressure release is simultaneously passed through ammonia, and making reacting kettle inner pressure, heat preservation stands 1h for 0.01MPa;Agitator speed is promoted to later 60rpm, simultaneous reactions kettle pressure release to 0MPa;It sequentially adds completely molten to 15 parts of fennel acetic acid esters, 15 parts of acetopyruvic acid ethylester Xie Hou adds in 50 parts of crosslinking agent and is stirred so that the hydrophilic lipophilic balance of reaction kettle solution is 3.0, and heat preservation stands 1h;
4th step, agitator speed be 56rpm when, sequentially add 15 parts of diethyl maleate, 15 parts of diethyl malate With 15 parts of ethyl isorhodanide, reactor pressure is promoted, reaches 0.01MPa, temperature is 96 DEG C, polymerisation 1h;Reaction Reacting kettle inner pressure is down to 0MPa after the completion, is cooled to 46 DEG C, discharging enters molding press and can be prepared by aeration head 2-4;
The crosslinking agent is suberic acid diethylester;
The grain size of the nanoscale boric acid rhodium is 120nm.
Embodiment 2
It counts in parts by weight, and aeration head 2-4 of the present invention is manufactured according to following steps:
1st step adds in 1000 parts of the ultra-pure water that conductivity is 0.20 μ S/cm in a kettle, starts in reaction kettle and stirs Device, rotating speed 55rpm start heat pump, reactor temperature are made to rise to 75 DEG C;Sequentially add 20 parts of ethyl oleate, lactic acid 20 parts of ethyl ester, 20 parts of ethyl propionate, to being completely dissolved, it is 9.5 to adjust pH value, and agitator speed is adjusted to 95rpm, temperature for stirring It is 105 DEG C, esterification 15 hours;
2nd step takes 15 parts of 15 parts of triethyl phosphate, ethyl acrylate crushing, and powder diameter is 350 mesh;Add in nanoscale 200 parts of boric acid rhodium is uniformly mixed, and is laid in pallet, and tiling thickness is 18mm, uses the dosage to be for 4.0kGy, energy The alpha ray irradiation 25min of 1.30MeV;
3rd step, the mixed-powder handled through the 2nd step are dissolved in 60 parts of ethyl allophanate, add in reaction kettle, and blender turns Speed is 55rpm, and temperature is 125 DEG C, and starting vacuum pump makes the vacuum degree of reaction kettle reach -0.02MPa, keeps this state response 15h;Pressure release is simultaneously passed through ammonia, and making reacting kettle inner pressure, heat preservation stands 15h for 0.02MPa;Agitator speed is promoted to later 75rpm, simultaneous reactions kettle pressure release to 0MPa;It sequentially adds completely molten to 25 parts of fennel acetic acid esters, 25 parts of acetopyruvic acid ethylester Xie Hou adds in 60 parts of crosslinking agent and is stirred so that the hydrophilic lipophilic balance of reaction kettle solution is 4.5, and heat preservation stands 15h;
4th step, agitator speed be 80rpm when, sequentially add 25 parts of diethyl maleate, 25 parts of diethyl malate With 25 parts of ethyl isorhodanide, reactor pressure is promoted, reaches 0.35MPa, temperature is 106 DEG C, polymerisation 15h;Instead Should reacting kettle inner pressure be down to 0MPa after the completion, be cooled to 50 DEG C, discharging enters molding press and can be prepared by aeration head 2-4;
The crosslinking agent is suberic acid diethylester;
The grain size of the nanoscale boric acid rhodium is 200nm.
Embodiment 3
It counts in parts by weight, and aeration head 2-4 of the present invention is manufactured according to following steps:
1st step adds in 900 parts of the ultra-pure water that conductivity is 0.18 μ S/cm in a kettle, starts in reaction kettle and stirs Device, rotating speed 53rpm start heat pump, reactor temperature are made to rise to 65 DEG C;Sequentially add 18 parts of ethyl oleate, lactic acid 18 parts of ethyl ester, 18 parts of ethyl propionate, to being completely dissolved, it is 8.8 to adjust pH value, and agitator speed is adjusted to 85rpm, temperature for stirring It is 95 DEG C, esterification 8 hours;
2nd step takes 8 parts of 8 parts of triethyl phosphate, ethyl acrylate crushing, and powder diameter is 320 mesh;Add in nanoscale boron Sour 150 parts of rhodium is uniformly mixed, and is laid in pallet, tiling thickness is 12mm, uses dosage as 3.0kGy, energy 0.80MeV Alpha ray irradiation 20min;
3rd step, the mixed-powder handled through the 2nd step are dissolved in 50 parts of ethyl allophanate, add in reaction kettle, and blender turns Speed is 45rpm, and temperature is 115 DEG C, and starting vacuum pump makes the vacuum degree of reaction kettle reach -0.015MPa, keeps this state response 8h;Pressure release is simultaneously passed through ammonia, and making reacting kettle inner pressure, heat preservation stands 8h for 0.015MPa;Agitator speed is promoted to later 67rpm, simultaneous reactions kettle pressure release to 0MPa;It sequentially adds completely molten to 20 parts of fennel acetic acid esters, 20 parts of acetopyruvic acid ethylester Xie Hou adds in 55 parts of crosslinking agent and is stirred so that the hydrophilic lipophilic balance of reaction kettle solution is 3.8, and heat preservation stands 8h;
4th step, agitator speed be 65rpm when, sequentially add 20 parts of diethyl maleate, 20 parts of diethyl malate With 20 parts of ethyl isorhodanide, reactor pressure is promoted, reaches 0.25MPa, temperature is 100 DEG C, polymerisation 8h;Reaction Reacting kettle inner pressure is down to 0MPa after the completion, is cooled to 48 DEG C, discharging enters molding press and can be prepared by aeration head 2-4;
The crosslinking agent is suberic acid diethylester;
The grain size of the nanoscale boric acid rhodium is 160nm.
Reference examples
Reference examples are the aeration head of certain commercially available brand.
Embodiment 4
By the aeration head described in aeration head 2-4 and reference examples that Examples 1 to 3 prepares for being aerated using effect pair Than.Comparison
The two Unit Weight, usage time, the degree of wear, which change over time, to be counted, and the results are shown in Table 1.
As seen from Table 1, aeration head 2-4 of the present invention, Unit Weight, usage time, the abrasion changed over time Degree is superior to the product of prior art production.
In addition, as shown in fig. 6, it is aeration head 2-4 of the present invention and reference examples aeration head wear rate comparison diagram.In figure Find out, aeration head 2-4 used in Examples 1 to 3, persistently using wear rate substantially better than existing under high temperature resistant degree and hot environment There is product.

Claims (7)

1. a kind of carbon tetrachloride device in high temperature aeration removal underground water, including water inlet pipe(1), high temperature aerator(2), stirring Device(3), reaction chamber(4), drainpipe(5), scum pipe(6), condensing unit(7), sludge pipe(8), control system(9);It is special Sign is:The reaction chamber(4)One side lower part is equipped with water inlet pipe(1)And agitating device(3), reaction chamber(4)Opposite side is equipped with row Slag pipe(6)And drainpipe(5), reaction chamber(4)Top is equipped with condensing unit(7)And control system(9), reaction chamber(4)Bottom is set There is sludge pipe(8), reaction chamber(4)Forepart is equipped with high temperature aerator(2);
The high temperature aerator(2), including high temperature air pump(2-1), air inlet supervisor(2-2), air intake branch(2-3), aeration head (2-4);The high temperature air pump(2-1)Positioned at reaction chamber(4)Forward exterior, high temperature air pump(2-1)It is responsible for air inlet(2-2)One end Connection;The air inlet supervisor(2-2)The other end is from reaction chamber(4)Upper vertical stretches into reaction chamber(4)Inside, air inlet supervisor(2- 2)In reaction chamber(4)Internal close reaction chamber(4)The pipeline closed at both ends being arranged horizontally at the 10cm~15cm of bottom;It is described Air intake branch(2-3)One end is responsible for air inlet(2-2)Vertically through connection, air intake branch(2-3)The other end is enclosed construction, into Gas branch pipe(2-3)In reaction chamber(4)Horizontal distribution at the 10cm~15cm of bottom, air intake branch(2-3)Quantity is no less than 5, into Gas branch pipe(2-3)In reaction chamber(4)Interior horizontal homogeneous distribution;The aeration head(2-4)Bottom end and air intake branch(2-3)It hangs down on top Straight perforation connection, aeration head(2-4)Upper end straight up, aeration head(2-4)In air intake branch(2-3)On be uniformly distributed, every Air intake branch(2-3)On aeration head(2-4)Quantity is no less than 10.
2. carbon tetrachloride device in a kind of high temperature aeration removal underground water according to claim 1, it is characterised in that:It is described Aeration head(2-4), including vertical blade(2-4-1), horizontal blade(2-4-2);Wherein described vertical blade(2-4-1)For rectangle Thin plate, the vertical blade of polylith(2-4-1)A cylindrical structure, vertical leaf are formed on center shaft along center vertical uniform welding Piece(2-4-1)Quantity be no less than 6 pieces;The horizontal blade(2-4-2)For Thin ring plate, horizontal blade(2-4-2)It is intermediate It is provided with circular through hole, horizontal blade(2-4-2)A diameter of horizontal blade of middle opening(2-4-2)0.3~0.5 times of diameter, Horizontal blade(2-4-2)Diameter and vertical blade(2-4-1)The cylindrical diameter in besieged city is identical, horizontal blade(2-4-2)On It is symmetrically embedded in vertical blade down(2-4-1)On, horizontal blade(2-4-2)Quantity is 2 pieces.
3. carbon tetrachloride device in a kind of high temperature aeration removal underground water according to claim 2, it is characterised in that:It is described Agitating device(3), including motor(3-1), gear-box(3-2), agitating shaft(3-3), stirrer gear(3-4);The motor(3-1)Position In reaction chamber(4)Outside, motor(3-1)With gear-box(3-2)One end vertical connection;The gear-box(3-2)Positioned at reaction chamber (4)Side outer wall lower end, gear-box(3-2)Side side wall and reaction chamber(4)Outer wall seamless welding;The agitating shaft(3-3)One End and gear-box(3-2)Connection, agitating shaft(3-3)The other end extends vertically through reaction chamber(4)Side side wall simultaneously stretches into reaction chamber(4) Inside, agitating shaft(3-3)Quantity be no less than 3, agitating shaft(3-3)In reaction chamber(4)Interior horizontal homogeneous distribution;The stirring Tooth(3-4)For cylindrical structure, stirrer gear(3-4)The both ends disk identical for two diameters, stirrer gear(3-4)Both ends disk exists Center and agitating shaft(3-3)Perforation and seamless welding, stirrer gear(3-4)The stirring bar that two disk borders pass through vertical welding It is connected, each stirrer gear(3-4)On be arranged with four stirring bars, stirrer gear(3-4)Quantity and agitating shaft(3-3)Quantity phase Together.
4. carbon tetrachloride device in a kind of high temperature aeration removal underground water according to claim 3, it is characterised in that:It is described Reaction chamber(4), including high temperature solarization air cell(4-1), temperature sensor(4-2), demarcation strip(4-3), strainer(4-4), slag plate(4- 5), active carbon layer(4-6), support filter plate(4-7), Carbon Tetrachloride Concentration sensor(4-8);The high temperature solarization air cell(4-1)Position In reaction chamber(4)Inside left, high temperature solarization air cell(4-1)For the rectangular hollow room of closure designs, high temperature solarization air cell(4-1)Length For reaction chamber(4)3/4ths of total length;The temperature sensor(4-2)Positioned at high temperature solarization air cell(4-1)In the side wall of side Portion, temperature sensor(4-2)With control system(9)It is connected by conducting wire;The demarcation strip(4-3)Positioned at high temperature solarization air cell(4- 1)Opposite side, demarcation strip(4-3)It is formed for two pieces of vertical directions in conplane rectangular slab, demarcation strip(4-3)The square of lower part Shape plate front and back end and bottom end respectively with reaction chamber(4)The vertical seamless welding of front and rear inner wall and bottom, demarcation strip(4-3)Lower part Rectangular slab upper end and reaction chamber(4)The distance of upper cornice be 80cm~100cm, demarcation strip(4-3)The rectangular slab front and back end on top Respectively with reaction chamber(4)The vertical seamless welding of front and rear inner wall, demarcation strip(4-3)The rectangular slab lower end on top and reaction chamber(4) The distance of upper cornice be 60cm~80cm, demarcation strip(4-3)The rectangular slab upper end on top and reaction chamber(4)The distance of upper cornice is 20cm~30cm;The strainer(4-4)Positioned at demarcation strip(4-3)Between upper and lower two pieces of rectangular slabs, strainer(4-4)Upper off line wall with Demarcation strip(4-3)It is vertically connected, strainer(4-4)Front and rear net wall and reaction chamber(4)Front and rear inner wall vertical connection;The slag plate (4-5)For rectangular thin plate, slag plate(4-5)One end and demarcation strip(4-3)The upper wall seamless welding of Upper rectangular plate, slag plate (4-5)The other end and reaction chamber(4)Side inner wall seamless welding, slag plate(4-5)Front-back and reaction chamber(4)It is front and rear in The vertical seamless welding of wall, slag plate(4-5)The angle of plate face and horizontal plane is 10 °~30 °;The active carbon layer(4-6)It is located at Demarcation strip(4-3)Right side and slag plate(4-5)In the space of downside, active carbon layer(4-6)Thickness be 100cm~150cm;Institute State support filter plate(4-7)Positioned at active carbon layer(4-6)Lower part supports filter plate(4-7)To carry equally distributed bar shaped filter hole Rectangular slab supports filter plate(4-7)Front and rear wall and side side wall respectively with reaction chamber(4)Front and rear inner wall and the vertical nothing of side inner wall Seam welding supports filter plate(4-7)Opposite side side wall and demarcation strip(4-3)The vertical seamless welding of side side wall, support filter plate (4-7)Lower end is apart from reaction chamber(4)The distance of bottom is 20cm~30cm;The Carbon Tetrachloride Concentration sensor(4-8)It is located at Support filter plate(4-7)Lower end, Carbon Tetrachloride Concentration sensor(4-8)It is connected to reaction chamber(4)On the inner wall of side, carbon tetrachloride is dense Spend sensor(4-8)With control system(9)It is connected by conducting wire.
5. carbon tetrachloride device in a kind of high temperature aeration removal underground water according to claim 4, it is characterised in that:It is described Condensing unit(7), including:Hold together gas chamber(7-1), drainage plate(7-2), condensation channel(7-3), drain pipe(7-4);It is described hold together gas chamber (7-1)It is trapezoidal cylindrical hollow room for cross section, holds together gas chamber(7-1)Bottom end and reaction chamber(4)Vertically through connection, hold together gas chamber (7-1)Upper end and condensation channel(7-3)Perforation connection;The drainage plate(7-2)It is located to hold together gas chamber(7-1)Inside, drainage plate(7- 2)Quantity is two pieces, drainage plate(7-2)Holding together gas chamber(7-1)Gas chamber is held together on internal edge(7-1)Arrangement substantially symmetrical about its central axis, drainage plate (7-2)Lower end is with holding together gas chamber(7-1)Side wall bending part seamless welding, drainage plate(7-2)Front and back end is with holding together gas chamber(7-1)It is front and rear The vertical seamless welding of inner wall, drainage plate(7-2)Upper end edge holds together gas chamber(7-1)Center tilts upwards, drainage plate(7-2)With water The angle of plane is 10 °~30 °, two pieces of drainage plates being arranged symmetrically(7-2)Upper end keeps flushing, two pieces of drainage plates(7-2)On The distance between end is 20cm~30cm;The condensation channel(7-3)For the rectangular hollow structure of both ends open, condensation channel (7-3)Lower end is with holding together gas chamber(7-1)Upper end is vertically through connection, condensation channel(7-3)Vertical height be 3m~4m;The row Liquid pipe(7-4)Holding together gas chamber(7-1)Close to two pieces of drainage plates on the locular wall of rear portion(7-2)With holding together gas chamber(7-1)Two intersecting friendships Point upper position is vertically through being connected to gas chamber(7-1)On.
6. carbon tetrachloride device in a kind of high temperature aeration removal underground water according to claim 5, it is characterised in that:It is described Aeration head(2-4)It is molded by high molecular material pressing mold, aeration head(2-4)The constituent and manufacturing process counted in parts by weight are such as Under:
1st step adds in ultra-pure water 800~1000 part of the conductivity for the μ S/cm of 0.15 μ S/cm~0.20 in a kettle, starts Blender in reaction kettle, rotating speed are 50rpm~55rpm, start heat pump, reactor temperature is made to rise to 60 DEG C~75 DEG C; 15~20 parts of ethyl oleate, 15~20 parts of ethyl lactate, 15~20 parts of ethyl propionate are sequentially added, stirring is adjusted to being completely dissolved It is 8.2~9.5 to save pH value, agitator speed is adjusted to 70rpm~95rpm, temperature is 85 DEG C~105 DEG C, esterification 1~15 Hour;
2nd step takes 1~15 part of 1~15 part of triethyl phosphate, ethyl acrylate crushing, and powder diameter is 300~350 mesh;It adds in 100~200 parts of nanoscale boric acid rhodium is uniformly mixed, and is laid in pallet, and tiling thickness is 6mm~18mm, use dosage for 1.3kGy~4.0kGy, the alpha ray that energy is 0.25MeV~1.30MeV irradiate 15min~25min;
3rd step, the mixed-powder handled through the 2nd step are dissolved in 45~60 parts of ethyl allophanate, add in reaction kettle, and blender turns For speed for 35rpm~55rpm, temperature is 100 DEG C~125 DEG C, start vacuum pump make the vacuum degree of reaction kettle reach -0.01MPa~- 0.02MPa keeps this state response 1h~15h;Pressure release is simultaneously passed through ammonia, and reacting kettle inner pressure is made to be protected for 0.01~0.02MPa Temperature stands 1h~15h;Agitator speed is promoted to 60rpm~75rpm, simultaneous reactions kettle pressure release to 0MPa later;It sequentially adds After being completely dissolved to 15~25 parts of fennel acetic acid esters, 15~25 parts of acetopyruvic acid ethylester, 50~60 parts of stirrings of crosslinking agent are added in Mixing so that the hydrophilic lipophilic balance of reaction kettle solution is 3.0~4.5, and heat preservation stands 1h~15h;
4th step, agitator speed be 56rpm~80rpm when, sequentially add 15~25 parts of diethyl maleate, malic acid two 15~25 parts of 15~25 parts of ethyl ester and ethyl isorhodanide promote reactor pressure, reach 0.01MPa~0.35MPa, temperature It is 96 DEG C~106 DEG C to spend, polymerisation 1h~15h;Reacting kettle inner pressure is down to 0MPa after the completion of reaction, be cooled to 46 DEG C~ 50 DEG C, discharging enters molding press and can be prepared by aeration head(2-4);
The crosslinking agent is suberic acid diethylester;
The grain size of the nanoscale boric acid rhodium is 120nm~200nm.
7. the method for work of carbon tetrachloride device in a kind of a kind of high temperature aeration removal underground water as described in claim 1, It is characterized in that, which includes following steps:
1st step, water inlet pipe(1)Underground water containing carbon tetrachloride is delivered to high temperature solarization air cell(4-1)It is interior, high temperature aerator (2)The high-temperature gas that temperature is 100 DEG C~120 DEG C is delivered to high temperature solarization air cell(4-1)It is interior, control system(9)Control stirring Device(3)Startup starts to stir, and high temperature air is by high temperature solarization air cell(4-1)Interior underground water is heated and is mixed instead with underground water Should, scum silica frost after reaction is from demarcation strip(4-3)Top is flowed through, by slag plate(4-5)Afterwards finally along scum pipe(6)Discharge, instead The gas evaporated due to heating in answering is in condensing unit(7)Along drain pipe after middle condensation(7-4)Discharge, is deposited in high temperature solarization air cell (4-1)The silt of bottom is from sludge pipe(8)Discharge, the underground water after reaction enter active carbon layer by strainer(4-6), through making a living Property layer of charcoal(4-6)Clean water after filtering is finally along drainpipe(5)Discharge;
2nd step works as temperature sensor(4-2)When the temperature measured is higher than 77 DEG C, control system(9)Control high temperature aerator (2)Reduce air inflow, work as temperature sensor(4-2)When the temperature measured is less than 77 DEG C, control system(9)Control high temperature aeration dress It puts(2)Increase air inflow;
3rd step, when Carbon Tetrachloride Concentration sensor(4-8)When the Carbon Tetrachloride Concentration measured is excessively high, control system(9)Control into Water pipe(1)Reduce flow of inlet water, when Carbon Tetrachloride Concentration sensor(4-8)When the Carbon Tetrachloride Concentration measured is too low, control system System(9)Control water inlet pipe(1)Increase flow of inlet water.
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CN104724818A (en) * 2015-01-30 2015-06-24 徐州工程学院 Carbon tetrachloride separation system and process
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