CN207438602U - A kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products - Google Patents
A kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products Download PDFInfo
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- CN207438602U CN207438602U CN201720914543.3U CN201720914543U CN207438602U CN 207438602 U CN207438602 U CN 207438602U CN 201720914543 U CN201720914543 U CN 201720914543U CN 207438602 U CN207438602 U CN 207438602U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses a kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products, include 1 waste collection tank, waste liquid variable frequency pump 2, Waste heat recovering apparatus of boiler chimney 3, mixed type burner 4, heating mixer 5, catalyst case 6, liquid waste evaporator 7, Air preheater 8, pressure fan 9, air-introduced machine 10, chimney 12, chemical material recovery pump 13, chemical industry material collecting tank 14, smoke backflow pipeline 15.The utility model be using contain a certain proportion of cobalt oxide, zinc oxide, molybdenum sulfide, foamed ceramic as carrier, the stability of catalyst is improved using copper, strontium, cobalt, iron and tungsten, efficient at low cost, easy to spread and generally use, treated, and gas reaches discharging standards.
Description
Technical field
The utility model is related to chemical spent material recycling fields, particularly belong to a kind of based on chemical industry liquid material and VOC
The liquid waste treating apparatus of catalyst made from by-product, and to technique that higher boiling effective ingredient is recycled.
Background technology
The production of chemical enterprise at present can all generate different degrees of liquid by-product, the processing of these by-products mostly with
Based on biochemical treatment mode, the drawback is that can not be recycled to high boiling chemical industry waste material.
Chemical industry generally approves noble metal catalyst catalytic burning treatment technology as the main component at this stage, this kind of to urge
Agent initiation temperature is relatively low, but under hot conditions, noble metal is easy to agglomeration, causes catalyst thermal stability poor, volatile
It is living, and catalyst use cost is high, and general enterprises can not be born.
Another kind of catalyst is also as the main component with noble metal, by multilayer coated technology height divided active component,
Though thermal stability is improved, it is multilayer coated to cause most of Active components distribution unfavorable active component is filled in coating internal layer
Divide and utilize, while fabrication cycle is long, it is of high cost.
Exhaust gas annoyings each chemical enterprise always, cannot effectively control, and can pollute, therefore is badly in need of proposing a set of
The brand-new method on by-product processing and recycling.
Utility model content
The purpose of this utility model is to provide a kind of based on catalyst made from chemical industry liquid material and VOC by-products
Liquid waste treating apparatus, and to technique that higher boiling effective ingredient is recycled.
The utility model is achieved through the following technical solutions：
A kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products, includes waste liquid
Collecting tank 1, waste liquid variable frequency pump 2, Waste heat recovering apparatus of boiler chimney 3, mixed type burner 4, heating mixer 5, catalyst case
6th, liquid waste evaporator 7, air preheater 8, pressure fan 9, air-introduced machine 10, chimney 12, chemical material recovery pump 13, chemical industry material are collected
Tank 14, smoke backflow pipeline 15；
Waste collection in production process is pumped by waste liquid variable frequency pump 2 and is sent to more than boiler chimney into waste collection tank 1
Heat reclamation device 3, waste liquid by room temperature rises to 90-720 DEG C after absorbing waste heat energy regenerating, then send into the gas bag 11 of liquid waste evaporator 7
Gas-liquid separation is carried out, waste liquid continues to evaporate by liquid waste evaporator 7, and the water vapour evaporated is sent into mixed type by upper pipe
In burner 4, the higher chemical liquid of boiling point is isolated in the gas bag 11 of liquid waste evaporator 7, by chemical material recovery pump
13 are sent to chemical industry material collecting tank 14；In a organized way discharge exhaust gas through conveyance conduit send to reactor heating mixer 5 in a organized way
Exhaust gas entrance 16 is discharged, uncontrollable discharge exhaust gas is piped to the inorganization of the heating mixer 5 of reactor after concentration
Discharge exhaust gas entrance 17；The bled steam that the gas bag 11 of liquid waste evaporator 7 generates is sent to mixed type burner 4 and carries out mixing temperature raising,
Temperature rises to 90-720 DEG C, while exhaust gas is also directed to the heating mixer 5 of reactor, both gases are mixed in the heating of reactor
Temperature is risen to 90-720 DEG C in clutch 5 and is uniformly mixed, into catalyst case 6 after carry out aoxidizing under the effect of the catalyst also
Original reaction, heat is generated after redox, and temperature is made to rise to 90-720 DEG C, at the same catalyst case 6 generate meet discharge standard
High-temperature flue gas, into liquid waste evaporator 7, high-temperature flue-gas reduces heat recovery, is evaporated the moisture content in waste liquid, temperature
The gas of reduction is further reduced again through air preheater 8, the temperature of flue gas, and heat recovery is sent out to pressure fan 9
Combustion air in, temperature, which is reduced to 90-120 DEG C of flue gas, to be sent into chimney 12 by air-introduced machine 10 and discharges, and air-introduced machine 10 is discharged
Gas of the part containing heat by reflux pipeline 15 into reactor heating mixer 5 in, make this partial heat into one
Step is utilized.
The mixed type burner 4 is equipped with combustion air rotation supply, and heating is sufficiently mixed under the action of swirling eddy,
Mixed type burner 4 is hybrid using rotating integrally.
The mixed type burner 4 is to enter natural gas adjusted valve in the nozzle of burner 4, from air preheater 8
The hot-air come is sent into simultaneously in 4 guide vane of mixed type burner, burning mixing swirling eddy is generated, so that air and day
Right gas fully burns, and the bled steam come from the gas bag 11 of liquid waste evaporator 7 is sent into the central point of burner 4, is sprayed from central point
Enter, under the action of High Temperature Rotating air-flow, steam mixing is warming up to 90-720 DEG C, and good reaction condition is provided for catalyst.
The beneficial effects of the utility model are：
1st, the catalyst in the utility model is existing general plus the replacement of part metals ingredient by one or more rare earths materials
All over application noble metal component, it be to contain the foamed ceramic of a certain proportion of cobalt oxide, zinc oxide, molybdenum sulfide as carrier,
The stability of catalyst is improved using copper, strontium, cobalt, iron and tungsten, it is efficient at low cost, it is easy to spread and generally use.Processing
Gas afterwards reaches discharging standards.
2nd, mixed type burner is designed as combustion air rotation supply, and heating is sufficiently mixed under the action of swirling eddy.
Burner is hybrid using rotating integrally in design, and mode is novel, and mixing is more uniformly distributed, and can save a large amount of fuel.
3rd, the thermal energy discharged when processing liquid, gaseous by-product is recycled, for extracting chemical material, even more reached
The energy-saving purpose for fundamentally solving pollution.
Description of the drawings
Fig. 1 is the system structure diagram of the utility model.
Specific embodiment
Referring to attached drawing, a kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products, bag
Included waste collection tank 1, waste liquid variable frequency pump 2, Waste heat recovering apparatus of boiler chimney 3, mixed type burner 4, heating mixer 5,
Catalyst case 6, liquid waste evaporator 7, air preheater 8, pressure fan 9, air-introduced machine 10, chimney 12, chemical material recovery pump 13, change
Labor and materials collecting tank 14, smoke backflow pipeline 15；
Waste collection in production process is pumped by waste liquid variable frequency pump 2 and is sent to more than boiler chimney into waste collection tank 1
Heat reclamation device 3, waste liquid by room temperature rises to 90-720 DEG C after absorbing waste heat energy regenerating, then send into the gas bag 11 of liquid waste evaporator 7
Gas-liquid separation is carried out, waste liquid continues to evaporate by liquid waste evaporator 7, and the water vapour evaporated is sent into mixed type by upper pipe
In burner 4, the higher chemical liquid of boiling point is isolated in the gas bag 11 of liquid waste evaporator 7, by chemical material recovery pump
13 are sent to chemical industry material collecting tank 14；In a organized way discharge exhaust gas through conveyance conduit send to reactor heating mixer 5 in a organized way
Exhaust gas entrance 16 is discharged, uncontrollable discharge exhaust gas is piped to the inorganization of the heating mixer 5 of reactor after concentration
Discharge exhaust gas entrance 17；The bled steam that the gas bag 11 of liquid waste evaporator 7 generates is sent to mixed type burner 4 and carries out mixing temperature raising,
Temperature rises to 90-720 DEG C, while exhaust gas is also directed to the heating mixer 5 of reactor, both gases are mixed in the heating of reactor
Temperature is risen to 90-720 DEG C in clutch 5 and is uniformly mixed, into catalyst case 6 after carry out aoxidizing under the effect of the catalyst also
Original reaction, heat is generated after redox, and temperature is made to rise to 90-720 DEG C, at the same catalyst case 6 generate meet discharge standard
High-temperature flue gas, into liquid waste evaporator 7, high-temperature flue-gas reduces heat recovery, is evaporated the moisture content in waste liquid, temperature
The gas of reduction is further reduced again through air preheater 8, the temperature of flue gas, and heat recovery is sent out to pressure fan 9
Combustion air in, temperature, which is reduced to 90-120 DEG C of flue gas, to be sent into chimney 12 by air-introduced machine 10 and discharges, and air-introduced machine 10 is discharged
Gas of the part containing heat by reflux pipeline 15 into reactor heating mixer 5 in, make this partial heat into one
Step is utilized.
Mixed type burner 4 is equipped with combustion air rotation supply, and heating is sufficiently mixed under the action of swirling eddy, is mixed
Type burner 4 is hybrid using rotating integrally；Mixed type burner 4 is the nozzle that the adjusted valve of natural gas is entered to burner 4
In, it is sent into simultaneously in 4 guide vane of mixed type burner from the hot-air of air preheater 8, generates burning mixing rotary pneumatic
Stream, so that air and natural gas fully burn, the bled steam come from the gas bag 11 of liquid waste evaporator 7 is sent into burner 4
Central point is sprayed into from central point, and under the action of High Temperature Rotating air-flow, steam mixing is warming up to 90-720 DEG C, is carried for catalyst
For good reaction condition.
The application example one of the utility model：
Polyurethane project, the biochemical water process of 1.5t/h add 25 m of exhaust gas3The processing of/h, the ethylene glycol of 60%--85%
720kg, 1 m of catalyst amount can be recycled daily3, first start air-introduced machine, entire reactor is in negative pressure state, starts air-supply
Machine, pressure fan are in weighing apparatus pressure condition, throttle opening 30%.
Equipment starts operation operation：
Boot sequence：1st, valve is hunted leak；2nd, air door 30% is opened；3rd, igniting opens simultaneously burning torch gas valve（Delay
30s）；4th, after lighting a fire, see whether fire inspection has fire inspection signal, ever-burning flame burnt gas valve is opened if having fire；5th, ever-burning flame point
After combustion, open main air valve and light gas gun；6th, after slowly opening big air door flameholding, close igniting and rob air valve；7th, reactor
After establishing temperature field, Waste-gas gun compressed air valve is opened；8th, burner is suitably adjusted, after stablizing, exhaust gas valve is opened, adjusts
Gas fuel saving, exhaust gas, air, which are sufficiently mixed, is warming up to 90-720 DEG C, and stabilization establishes catalytic burning condition, and evaporator steady-state evaporation is given up
Gas when detecting the concentration of ethylene glycol and reach 60%-85%, is opened recovery valve and is persistently recycled, and inspects periodically the concentration of recycling,
Yield is suitably adjusted according to the size of concentration, after equipment stable operation, the gas after detection process reaches discharging standards
Equipment, which is stopped transport, to be operated：
1st, exhaust gas valve is closed, closes main air valve, turns off ever-burning flame valve, ventilation purging is kept to close wind after five minutes
Door, out-of-blast machine, air-introduced machine；
2nd, all feed valve reactor slow coolings of reactor are closed.
The application example two of the utility model：
Acrylic acid project adds exhaust gas 500m at the biochemical water of 3t/h3The processing of/h, catalyst amount 3m3, first start
Air-introduced machine, entire reactor are in negative pressure state, start pressure fan, and pressure fan is in weighing apparatus pressure condition, throttle opening 30%；
Equipment starts operation operation：
Boot sequence；
1st, valve is hunted leak；2nd, air door 30% is opened；3rd, igniting opens simultaneously burning torch gas valve（Be delayed 30s）；4th, light a fire
After, it sees whether fire inspection has fire inspection signal, ever-burning flame burnt gas valve is opened if having fire；5th, after ever-burning flame is lighted, master is opened
Air valve lights gas gun；6th, after slowly opening big air door flameholding, burning torch air valve is closed；7th, reactor establishes temperature field
Afterwards, Waste-gas gun compressed air valve is opened；8th, suitably adjust burner, after stablizing, open exhaust gas valve, regulating gas, exhaust gas,
Air, which is sufficiently mixed, is warming up to 90-720 DEG C, and stabilization establishes catalytic burning condition, evaporator steady-state evaporation exhaust gas, acrylic acid industry
The boiling point of liquid discarded object is relatively low, and cost recovery is higher, so not recycling.After equipment stable operation, the gas after detection process
Body reaches discharging standards.
Equipment, which is stopped transport, to be operated：
1st, exhaust gas valve is closed, closes main air valve, turns off ever-burning flame valve, ventilation purging is kept to close wind after five minutes
Door, out-of-blast machine, air-introduced machine
2nd, all feed valve reactor slow coolings of reactor are closed.
Application example three：
Coating processing project, the biochemical water of 0.2t/h add 10 m of exhaust gas3The processing of/h, catalyst amount 0.5m3, first
Start air-introduced machine, entire reactor is in negative pressure state, starts pressure fan, and pressure fan is in weighing apparatus pressure condition, throttle opening 30%；
Equipment starts operation operation：
Boot sequence；
1st, valve is hunted leak；2nd, air door 30% is opened；3rd, igniting opens simultaneously burning torch gas valve（Be delayed 30s）；4th, light a fire
After, it sees whether fire inspection has fire inspection signal, ever-burning flame burnt gas valve is opened if having fire；5th, after ever-burning flame is lighted, master is opened
Air valve lights gas gun；6th, after slowly opening big air door flameholding, close igniting and rob air valve；7th, reactor establishes temperature field
Afterwards, Waste-gas gun compressed air valve is opened；8th, suitably adjust burner, after stablizing, open exhaust gas valve, regulating gas, exhaust gas,
Air, which is sufficiently mixed, is warming up to 90-720 DEG C, stablizes catalytic burning condition of establishing, evaporator steady-state evaporation exhaust gas, coating processing row
The boiling point of industry liquid discarded object is relatively low, and cost recovery is higher, so not recycling.After equipment stable operation, after detection process
Gas reaches discharging standards.
Equipment, which is stopped transport, to be operated：
1st, exhaust gas valve is closed, closes main air valve, turns off ever-burning flame valve, ventilation purging is kept to close wind after five minutes
Door, out-of-blast machine, air-introduced machine,
2nd, all feed valve reactor slow coolings of reactor are closed.
Claims (3)
- A kind of 1. liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products, which is characterized in that bag Waste collection tank is included（1）, waste liquid variable frequency pump（2）, Waste heat recovering apparatus of boiler chimney（3）, mixed type burner（4）, heating Mixer（5）, catalyst case（6）, liquid waste evaporator（7）, air preheater（8）, pressure fan（9）, air-introduced machine（10）, chimney （12）, chemical material recovery pump（13）, chemical industry material collecting tank（14）, smoke backflow pipeline（15）；Waste collection in production process is to waste collection tank（1）In, by waste liquid variable frequency pump（2）Pump pressure is sent to more than boiler chimney Heat reclamation device（3）, waste liquid absorb waste heat energy regenerating after sent again to liquid waste evaporator（7）Gas bag（11）Middle carry out gas-liquid separation, Waste liquid passes through liquid waste evaporator（7）Continue to evaporate, the water vapour of evaporation is sent into mixed type burner by upper pipe（4）In, In liquid waste evaporator（7）Gas bag（11）In isolate the higher chemical liquid of boiling point, by chemical material recovery pump（13）It send Toward chemical industry material collecting tank（14）；Discharge exhaust gas is sent through conveyance conduit to the heating mixer of reactor in a organized way（5）In a organized way Discharge exhaust gas entrance（16）, uncontrollable discharge exhaust gas is piped to the heating mixer of reactor after concentration（5）Nothing Tissue discharge exhaust gas entrance（17）；Liquid waste evaporator（7）Gas bag（11）The bled steam of generation is sent to mixed type burner（4）Into Row mixing temperature raising, while exhaust gas is sent to the heating mixer of reactor（5）, both gases are in the heating mixer of reactor （5）Middle temperature is raised and is uniformly mixed, into catalyst case（6）Carry out redox reaction under the effect of the catalyst afterwards, together When catalyst case（6）The high-temperature flue gas for meeting discharge standard generated enters liquid waste evaporator（7）Boiled off liquor moisture content, temperature drop High-temperature flue gas after low is using air preheater（8）, combustion air absorb high-temperature flue gas heat after by pressure fan（9）It send Go out, the high-temperature flue gas that temperature further reduces passes through air-introduced machine（10）It is sent into chimney（12）Discharge, air-introduced machine（10）The portion of discharge The gas containing heat is divided to pass through reflux pipeline（15）Into the heating mixer of reactor（5）Middle recycling.
- 2. liquid waste treating apparatus according to claim 1, which is characterized in that the mixed type burner（4）Equipped with combustion-supporting Air rotation supply, is sufficiently mixed heating, mixed type burner under the action of swirling eddy（4）It is mixed using rotating integrally Formula.
- 3. liquid waste treating apparatus according to claim 1, which is characterized in that the mixed type burner（4）Being will be natural The adjusted valve of gas enters burner（4）Nozzle in, from air preheater（8）The hot-air come is sent into mixed type burner simultaneously （4）In guide vane, burning mixing swirling eddy is generated, so that air and natural gas fully burn, from liquid waste evaporator（7） Gas bag（11）In come bled steam be sent into burner（4）Central point, from central point spray into, in the effect of High Temperature Rotating air-flow Under, steam mixing is warming up to 90-720 DEG C, and good reaction condition is provided for catalyst.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720914543.3U CN207438602U (en) | 2017-07-26 | 2017-07-26 | A kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720914543.3U CN207438602U (en) | 2017-07-26 | 2017-07-26 | A kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products |
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| CN207438602U true CN207438602U (en) | 2018-06-01 |
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| CN201720914543.3U Active CN207438602U (en) | 2017-07-26 | 2017-07-26 | A kind of liquid waste treating apparatus based on catalyst made from chemical industry liquid material and VOC by-products |
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