CN201288111Y - Apparatus for treating sewage sludge and/or waste slag - Google Patents
Apparatus for treating sewage sludge and/or waste slag Download PDFInfo
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- CN201288111Y CN201288111Y CNU2008201259066U CN200820125906U CN201288111Y CN 201288111 Y CN201288111 Y CN 201288111Y CN U2008201259066 U CNU2008201259066 U CN U2008201259066U CN 200820125906 U CN200820125906 U CN 200820125906U CN 201288111 Y CN201288111 Y CN 201288111Y
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Abstract
The utility mode relates to a device for processing sludge and/or waste slag, which comprises a roller located in a heating chamber, wherein a discharging end of the roller is connected with a slag discharging chamber, the charging end of the roller is connected with an air collecting chamber, and a material guiding pipe which is connected with the charging end of the roller through the inner of the air collecting chamber, wherein multiple rows of material turning plates are arranged on the inner wall of the roller, a space is left between every two rows of the material turning plates, a rolling ring is arranged on the external wall of the roller, and a driving device drives the roller to rotate through a ring gear.
Description
Technical field
The utility model relates to a kind of device of handling mud, waste residue.
Background technology
The sewage work of city or enterprise produces the mud of some amount in handling waste water, sewage process; At the mud that urban look waters, urban drainage pipe network is carried out also can producing in the desilting process some amount; Pharmacy corporation produces a large amount of waste residues in producing antibiotic process; Above-mentioned mud, waste residue adopt the method for landfill, burning to handle usually, not only investment is big, processing costs is high, take a large amount of land resources and consume a large amount of energy, and in burning and processing sludge, waste residue process, can produce dioxin (brief note is PCDD/Fs).Dioxin is that chloride hydrocarbon polymer forms in combustion processes, according to statistics, 95% above De dioxin derives from the burning of rubbish, the World Health Organization thinks that in a single day the dioxin is taken in and is difficult to discharge and cause canceration in the body, and announce that in 1997 dioxin is No.1 carcinogenic substance in the world, one can make 1,000 people deadly.Therefore in burning and processing sludge, the waste residue process, can cause serious secondary pollution to environment and air if deal with improperly.
The utility model content
The purpose of this utility model is to provide a kind of device of handling mud and/or waste residue.
For achieving the above object, the processing mud that the utility model provides and/or the device of waste residue, it comprises:
One cylinder is positioned at heating chamber;
The discharge end of cylinder is connected with slag removing chamber, and the feed end of cylinder is connected with collection chamber;
One material guiding pipe is by being connected with the feed end of cylinder in the collection chamber;
Be fixed with many row's material rotating plates and charging guide plate on the inner wall of rotary drum, every row's material rotating plate and charging guide plate are installed at interval by polylith material rotating plate and charging guide plate and are formed, and leave dilatation joint between same row's material rotating plate and the charging guide plate; Leave a distance between per two row's material rotating plates and the charging guide plate; Wherein:
Every charging guide plate is by a plane and the trilateral that the inclined-plane is formed, the concordant arrangement in plane wherein with material rotating plate, and the tip of charging guide plate is towards discharge nozzle;
Leave the space in the middle part of the every material rotating plate and between the inner wall of rotary drum;
The outer wall of cylinder is equipped with gear ring, and drive unit rotates by the gear ring head roll;
The air outlet of this collection chamber connects a washing tower;
The venting port of this washing tower is connected with heating chamber by a discharge fan;
The water port of this washing tower connects a precipitation cooling pool, and this precipitation cooling pool connects a water pump.
Described device, wherein, the end that cylinder connects collection chamber is equipped with all weir plates.
Described device, wherein, the discharge end of cylinder is a cone-shaped body, discharge end inside is equipped with the spiral charging guide plate.
Described device, wherein, the heating chamber bottom is equipped with fixed grate, is equipped with on the heating chamber sidewall to add the coke door.
Described device, wherein, the fixed grate bottom is provided with air compartment.
Described device wherein, is equipped with clean-out door on the sidewall of air compartment.
Device of the present utility model, can make the large amount of organic cracking, the gasification that contain in mud, the waste residue, change into the mixed gas that is grouped into by one-tenth such as water vapor, methane, ethane, hydrogen, carbon monoxide, after above-mentioned mixed gas carried out purifying treatment, reclaim inflammable gas and water of condensation, inflammable gas is as handling needed thermal source in mud, the waste residue retort process, and water of condensation is used for producing; Organism in mud, the waste residue not only can be changed into biomass fuel, make mud, waste residue obtain processing and utilizing, save great amount of investment, processing costs, land resources and the energy, and mud, waste residue are to carry out destructive distillation to handle under the condition of sealing, anoxic, high temperature (850～1000 ℃), avoided producing dioxin in mud, the waste residue burning disposal process secondary pollution that may cause environment and air.
Description of drawings
Fig. 1 is the schematic flow sheet that high temperature carbonization of the present utility model is handled mud, waste residue;
Fig. 2 is the continuous operation destructive distillation device synoptic diagram of fuel with coke and gas mixture for the utility model;
Fig. 3 is the continuous operation destructive distillation device synoptic diagram of fuel with coal gas, Sweet natural gas, biogas and gas mixture for the utility model;
Fig. 4 is the intermittent operation destructive distillation device synoptic diagram of fuel with coke and gas mixture for the utility model;
Fig. 5 is the intermittent operation destructive distillation device synoptic diagram of fuel with coal gas, Sweet natural gas, biogas and gas mixture for the utility model;
Fig. 6 is the utility model intermittent operation destructive distillation device cylinder internal structure synoptic diagram, and wherein Fig. 6 a has shown the structure of material rotating plate and charging guide plate, and Fig. 6 b is the side-view of Fig. 6 a.
Main mark explanation among the figure:
1-mud, waste residue, the 2-dehydration equipment, the 3-destructive distillation device, the 4-mixed gas, the 5-washing tower, the 6-water of condensation, the 7-lift pump, the 8-sewage treatment equipment, the 9-clean water basin, 10-waste water, the 11-inflammable gas, the 12-discharge fan, the 13-gas burner, the 14-coke, the 15-gas blower, the external source of the gas of 16-, the hot flue gas of 17-, the 18-air preheater, the 19-flue gas purifying equipment, the 20-induced draft fan, the 21-chimney, the 22-lime-ash, the 23-cooling apparatus, the 24-slag notch, the 25-temperature sensor, the 26-metal shell, 27-slag removing chamber, the 28-tightness system, the 29-gear ring, the 30-rolling ring, the 31-weir plate, the 32-high-temperature refractory, the 33-lagging material, the hot exhanst gas outlet of 34-, the 35-air outlet, the 36-worm conveyor, the 37-collection chamber, the 38-housing, the 39-fixed grate, the 40-heating chamber, the 41-air compartment, 42-adds the coke door, the 43-clean-out door, the 44-cylinder, the 45-material rotating plate, the 46-carrying roller, the 47-drive unit, the 48-blast inlet, the 49-volume damper, the 50-slag discharge plate, the 51-charging guide plate, the 52-feed-pipe, the 53-residue outlet, 54-spiral charging guide plate, the 55-material guiding pipe, the 56-termination, 57-precipitates cooling pool, the 58-water pump, the 59-water treating equipment, 60-condensation pond.
Embodiment
In order to understand apparatus structure of the present utility model more, be described as follows in conjunction with the method for sludge through destructive distillation, waste residue, the step of sludge through destructive distillation, waste residue is:
The processing mud that the utility model provides, the destructive distillation device of waste residue can be divided into continuous operation or intermittent operation by operation scheme;
Continuously the destructive distillation device of operation comprises with coke and gas mixture and is the destructive distillation device of fuel and is the continuous operation destructive distillation device (as shown in Figures 2 and 3) of fuel with gas mixtures such as coal gas, Sweet natural gas, biogas.
Embodiment 1: continuously-running duty is adopted in destructive distillation;
The mycelia of the water content 80% that employing drugmaker produces in producing the penicillin process is or/and the bacterium slag is a raw material, present embodiment is with organism cracking, gasification contained in mycelia and the bacterium slag, change into the biomass fuel-mixed gas that is grouped into by one-tenth such as water vapor, methane, ethane, hydrogen, carbon monoxide, after above-mentioned mixed gas carried out purifying treatment, reclaim inflammable gas and water of condensation, with inflammable gas as mud or/and needed thermal source in the waste residue retort process will be used for after the water of condensation purifying treatment producing; Need to prove that the present invention adopts the waste that produces when being enterprise's production microbiotic, this waste can be mycelia or bacterium slag, also can be the mixture of mycelia and bacterium slag, and both blending ratios are unqualified.
See also Fig. 1, be mud, waste residue 1 destructive distillation treatment scheme synoptic diagram.
A) adopt dehydration equipment 2 to carry out processed in mud, waste residue 1, isolated waste water 10 employings are transported to sewage treatment equipment 8 by lift pump 7 handle, the clear water after the processing is transported to clean water basin 9;
B) will be transported in the destructive distillation device 3 and handle through mud, the waste residue 1 of processed;
C) material heats up by following temperature curve in the cylinder 44 of destructive distillation device 3:
(1) rises to 200 ℃ with 4～6 ℃ of speed of per minute by 20 ℃;
(2) kept 30～80 minutes at 200 ℃;
(3) rise to 850～1000 ℃ with 20～30 ℃ of speed of per minute fast by 200 ℃;
(4) kept 40～90 minutes at 850～1000 ℃;
D) high-temperature ash 22 that destructive distillation device 3 is discharged adopts cooling apparatus 23 with 20～30 ℃ of speed of per minute, and temperature is reduced to below 200 ℃ by 850～1000 ℃;
E) mixed gas 4 that produces in mud, the waste residue 1 high temperature carbonization treating processes is carried out purifying treatment;
F) inflammable gas 11 that reclaims in mixed gas 4 decontamination process is as the thermal source of destructive distillation device 3;
G) water of condensation 6 that reclaims in mixed gas 4 decontamination process is transported to precipitation cooling pool 57, by water pump 58 wherein a part be transported to washing tower 5 and recycle, another part is transported to and carries out purifying treatment in the water treating equipment 59, flows into condensation pond 60 through the water of condensation after the purifying treatment 6.
H) inflammable gas 11 of destructive distillation device 3 to reclaim in its operational process adds external source of the gas 16 or/and coke 14 is thermal source; Described external thermal source 16 can be biogas, producer gas generator coal gas, coke-oven gas, the Sweet natural gas that produces in the anaerobic waste water treating processes.
I) cooled lime-ash 22 is used to prepare pavior brick, paving tile, grass planting brick, kerb;
J) the hot flue gas 17 that the heating chamber 40 of destructive distillation device 3 is discharged is under the effect of induced draft fan 20, at first adopts air preheater 18 processing of lowering the temperature, and heats combustion air simultaneously and carries out energy recovery; After 18 coolings are handled through air preheater, adopt flue gas purifying equipment 19 to handle, process induced draft fan 20 is by chimney 21 dischargings then;
Destructive distillation device 3 (see figure 3)s of the continuous operation that the present invention adopts include:
One cylinder 44, cylinder 44 is positioned at heating chamber 40, and the length of cylinder 44 is 16 meters～21 meters, and diameter is 1 meter～1.5 meters; 0.5～2 rev/min of cylinder 44 design speed.
The discharge end of cylinder 44 is connected with slag removing chamber 27, and the junction is equipped with tightness system 28.The feed end of cylinder 44 is connected with collection chamber 37, and the junction is equipped with tightness system 28.
See also Fig. 6, cylinder 44 inwalls are equipped with many row's material rotating plates 45 and charging guide plate 51, and the distance between per two row's material rotating plates 45 and the charging guide plate 51 is 300mm～800mm, and every row is installed at interval by polylith material rotating plate 45 and charging guide plate 51 and forms; The height at every material rotating plate 45 two ends is 200mm～300mm, leaves 80mm～100mm space between material rotating plate 45 middle parts and cylinder 44 inwalls, material rotating plate 45 two ends and cylinder 44 welding, and the length of every material rotating plate 45 is 900mm～800mm; The height of every charging guide plate 51 is 200mm～300mm, the bottom of charging guide plate 51 and cylinder 44 welding, the length of every charging guide plate 51 is 900mm～800mm, charging guide plate 51 is the trilaterals that are made of a plane and an inclined-plane, angle between plane and the inclined-plane is 25 °～35 °, during installation, the tip of charging guide plate 51 is towards residue outlet 53 directions; The dilatation joint that 5～10mm is arranged between each row's two material rotating plates 45 and the charging guide plate 51.
The length of the cylinder 44 between heating chamber 40 and the slag removing chamber 27 is 1 meter～1.5 meters, the length of the cylinder 44 between heating chamber 40 and the collection chamber 37 is 1.5 meters～2 meters, the outer wall of cylinder 44 is equipped with rolling ring 30 and gear ring 29, rolling ring 30 is seated on the carrying roller 46, and drive unit 47 rotates by gear ring 29 head rolls 44.Cylinder 44 stretches into collection chamber 37 interior ends one all weir plates 31 is installed.
The destructive distillation device 3 of continuous operation, its heating chamber 40 is 200～300 ℃ near the temperature of collection chamber 37 1 ends, and the temperature of heating chamber 40 central authorities is 700～880 ℃, and heating chamber 40 is 900～1,000 ℃ near the temperature of slag removing chamber's 27 1 ends.
The distance of cylinder 44 outer walls and heating chamber 40 both sides inwalls is 200～300mm, the distance of cylinder 44 outer walls and heating chamber 40 top inwalls is 200～300mm, the distance of cylinder 44 outer walls and heating chamber 40 bottom interior wall is 900～700mm, and cylinder 44 inwalls directly contact with mud, waste residue 1.
Can adopt coke 14 and inflammable gas 11 to be fuel in the device of the present invention, also can adopt inflammable gas separately is fuel.Please in conjunction with Fig. 2 and shown in Figure 4, for the present invention adopt coke 14 with inflammable gas 11 the device synoptic diagram during for fuel.Heating chamber 40 sidewalls are equipped with fixed grate 39 in heating chamber 40 bottoms except gas burner 13 is installed, air compartment 41 is arranged at fixed grate 39 bottoms, and a plurality of clean-out doors 43 are installed on the wall of air compartment 41 1 sides.A plurality of coke doors 42 that add also are installed on heating chamber 40 walls of a side above the fixed grate 39, and the air outlet of gas blower 15 is linked to each other with the blast inlet 48 of heating chamber 40 by pipeline, and volume damper 49 is installed on the blast inlet 48.During destructive distillation device 3 operational processs, inflammable gas 11 is transported to gas burner 13 burnings of heating chamber 40, join heating chamber 40 in and fixed grate 39 tops burning by adding coke door 42 coke 14, by cylinder 44 outer walls the material in the cylinder 44 is heated, by the air demand and the air quantity of adjustments of gas burner 13, the addition of adjusting coke 14 and air quantity are controlled the temperature in the heating chamber 40.
With external source of the gas 16 (as: coal gas, Sweet natural gas are or/and the biogas that sewage work's anaerobic system produces) and inflammable gas 11 is that fuel is when heating, with external source of the gas 16 and inflammable gas 11 is transported on heating chamber 40 walls and install the bottom of cylinder 44 gas burner 13 burnings, by cylinder 44 outer walls the material in the cylinder 44 is heated, by the air demand of adjustments of gas burner 13 and the temperature in the air quantity control heating chamber 40.
Destructive distillation device 3 is provided with gas blower 15.Required combustion air is transported to air preheater 18 by gas blower 15 during destructive distillation device 3 operations, after air preheater 18 heating, is transported to gas burner 13 and air compartment 41.
During destructive distillation device 3 operational processs, temperature sensor 25 passes the signal to housing 38, housing 38 is used to detect and show the temperature of destructive distillation device 3, accessory drive 47, gas blower 15, worm conveyor 36, discharge fan 12, induced draft fan 20, cooling apparatus 23, dehydration equipment 2 operations.
In destructive distillation device 3 operational processs, change into mixed gas 4 after the organism cracking in the cylinder 44 in mud, the waste residue 1, the gasification; Under the effect of discharge fan 12, mixed gas 4 comes out to enter washing tower 5 by the air outlet 35 of collection chamber 37, and washing tower 5 is known equipment.After 5 coolings of mixed gas 4 process washing towers, the dust removal process, transform into inflammable gas 11 and water of condensation 6, the gas burner 13 that inflammable gas 11 is transported to heating chamber 40 by discharge fan 12 act as a fuel and recycle (about equipment such as washing tower, discharge fan and with heating chamber being connected each other all be to well known to a person skilled in the art technology); Water of condensation 6 flows into precipitation cooling pool 57.The water of condensation 6 of precipitation in the cooling pool 57 by water pump 58 wherein a part be transported to washing tower 5 and recycle, another part is transported to and carries out purifying treatment in the water treating equipment 59, water treating equipment 59 are known equipment, (patent No. is ZL 2,006 2 0088931.2 can to adopt " a kind of water treatment device ", publication number is CN2873749Y, February 28 2007 Granted publication day).Flow into condensation pond 90 through the water after the purifying treatment.
The hot flue gas 17 that the heating chamber 40 of destructive distillation device 3 is discharged at first by air preheater 18 processing of lowering the temperature, heats combustion air simultaneously and carries out energy recovery under the effect of induced draft fan 20; After 18 coolings are handled through air preheater, adopt flue gas purifying equipment 19 to handle, process induced draft fan 20 is by chimney 21 dischargings then.
Flue gas purifying equipment 19 is a known equipment, and which kind of equipment the present invention adopts do not have strict qualification to flue gas purifying equipment 19, as long as can satisfy flue gas is carried out purifying treatment.Can adopt electrostatic precipitator and have the sack cleaner that adds the gac device.After hot flue gas 17 process air preheaters 18 and flue gas purifying equipment 19 are handled, decreasing ratio to HCl, HF reaches 96%, removal rate of heavy metal is more than 95%, the flue dust clearance reaches the clearance of 99.9% Er Evil beautiful jade more than 95%, after reaching the atmospheric emission standard of national regulation, carry, from chimney 21 dischargings by induced draft fan 20;
Mud, waste residue 1 are handled the remaining lime-ash 22 in back through destructive distillation and are handled by cooling apparatus 23, and the lime-ash 22 after the cooling process can be used for making pavior brick, paving tile, grass planting brick, kerb.Which kind of equipment the present invention adopts do not have strict qualification to cooling apparatus 23, as long as can satisfy lime-ash 22 is carried out quick cooling process.
The present invention is meant in waste water, the sewage treatment process as mud, the waste residue 1 of raw material and/or river, river, lake desilting process in the mud that produces, and produce mycelia and the bacterium slag that produces in penicillin, Streptomycin sulphate, terramycin, tsiklomitsin, U-10149, gentamicin, the kantlex process.
In conjunction with present embodiment, adopt dehydration equipment 2 to carry out processed mycelia or bacterium slag 1.Dehydration equipment 2 is a known equipment, and present embodiment adopts centrifugal drier.Isolated waste water 10 is transported to sewage treatment equipment 8 by lift pump 7 handles, the clear water after the processing is transported to clean water basin 9.
In destructive distillation device 3 operational processs, change into mixed gas 4 after the organism cracking in the cylinder 44 in mud, the waste residue 1, the gasification; Under the effect of discharge fan 12, mixed gas 4 comes out to enter washing tower 5 by the air outlet 35 of collection chamber 37, and washing tower 5 is known equipment.After 5 coolings of mixed gas 4 process washing towers, the dust removal process, transform into inflammable gas 11 and water of condensation 6, inflammable gas 11 is transported to the gas burner 13 of heating chamber 40 by discharge fan 12; Water of condensation 6 flows into precipitation cooling pool 57.The water of condensation 6 of precipitation in the cooling pool 57 by water pump 58 wherein a part be transported to washing tower 5 and recycle, another part is transported to and carries out purifying treatment in the water treating equipment 59, water treating equipment 59 are known equipment, (patent No. is ZL 20,062 0088931.2 can to adopt " a kind of water treatment device ", publication number is CN 2873749Y, February 28 2007 Granted publication day).Flow into condensation pond 90 through the water after the purifying treatment.
Destructive distillation device 3 can adopt coke 14 and inflammable gas 11 to be fuel, as shown in Figure 2, heating chamber 40 sidewalls are equipped with fixed grate 39 in heating chamber 40 bottoms except gas burner 13 is installed, air compartment 41 is arranged at fixed grate 39 bottoms, and a plurality of clean-out doors 43 are installed on the wall of air compartment 41 1 sides.A plurality of coke doors 42 that add also are installed on heating chamber 40 walls of a side above the fixed grate 39, and the air outlet of gas blower 15 is linked to each other with the blast inlet 48 of heating chamber 40 by pipeline, and volume damper 49 is installed on the blast inlet 48.During destructive distillation device 3 operational processs, mixed gas 4 is transported to gas burner 13 burnings of heating chamber 40, join heating chamber 40 in and fixed grate 39 tops burning by adding coke door 42 coke 14, by cylinder 44 outer walls the material in the cylinder 44 is heated, by the air demand and the air quantity of adjustments of gas burner 13, the addition of adjusting coke 14 and air quantity are controlled the temperature in the heating chamber 40;
It is fuel that destructive distillation device 3 also can adopt inflammable gas 11 (gas mixtures such as coal gas, Sweet natural gas, biogas), and its structure is not provided with fixed grate 39 as shown in Figure 3, the same Fig. 2 of all the other structures.
Destructive distillation device 3 is provided with gas blower 15.Required combustion air is transported to air preheater 18 by gas blower 15 during destructive distillation device 3 operations, after air preheater 18 heating, is transported to gas burner 13 and air compartment 41;
During destructive distillation device 3 operational processs, temperature sensor 25 passes the signal to housing 38, housing 38 is used to detect and show the temperature of destructive distillation device 3, accessory drive 47, gas blower 15, worm conveyor 36, discharge fan 12, induced draft fan 20, cooling apparatus 23, dehydration equipment 2 operations;
The hot flue gas 17 that the heating chamber 40 of destructive distillation device 3 is discharged at first by air preheater 18 processing of lowering the temperature, heats combustion air simultaneously and carries out energy recovery under the effect of induced draft fan 20; After 18 coolings are handled through air preheater, adopt flue gas purifying equipment 19 to handle, process induced draft fan 20 is by chimney 21 dischargings then;
Flue gas purifying equipment 19 is a known equipment, and which kind of equipment the present invention adopts do not have strict qualification to flue gas purifying equipment 19, as long as can satisfy flue gas is carried out purifying treatment.Present embodiment adopts electrostatic precipitator and has the sack cleaner that adds the gac device.After hot flue gas 17 is handled through flue gas purifying equipments 19, the decreasing ratio of HCl, HF is reached 96%, removal rate of heavy metal is more than 95%, and the flue dust clearance reaches the clearance of 99.9% ， Er Evil beautiful jade more than 95%, reach the atmospheric emission standard of national regulation after.
With the high-temperature ash 22 that destructive distillation device 3 is discharged, adopt cooling apparatus 23 with 20～30 ℃ of speed of per minute, temperature is reduced to below 200 ℃ by 850～1000 ℃, the lime-ash 22 after the cooling process is used for making pavior brick, paving tile, grass planting brick, kerb.
Material heats up by following temperature curve in the cylinder 44 of destructive distillation device 3:
(1) rises to 200 ℃ with 4～6 ℃ of speed of per minute by 20 ℃;
(2) kept 30～80 minutes at 200 ℃;
(3) rise to 850～1000 ℃ with 20～30 ℃ of speed of per minute fast by 200 ℃;
(4) kept 40～90 minutes at 850～1000 ℃;
The heating chamber 40 of destructive distillation device 3 is 200～300 ℃ near the temperature of collection chamber 37 1 ends, and the temperature of heating chamber 40 central authorities is 700～880 ℃, and heating chamber 40 is 900～1,000 ℃ near the temperature of slag removing chamber's 27 1 ends;
Embodiment 2: the periodic running mode is adopted in destructive distillation
The mud of the water content 90% that the employing municipal sewage plant produces in the process of Treating Municipal Sewage is raw material, present embodiment is with organism cracking, gasification contained in the mud, change into the biomass fuel-mixed gas 4 that is grouped into by one-tenth such as water vapor, methane, ethane, hydrogen, carbon monoxide, after above-mentioned mixed gas 4 carried out purifying treatment, reclaim inflammable gas 11 and water of condensation 6, inflammable gas 11 as needed thermal source in the mud retort process, is produced being used for after water of condensation 6 purifying treatment;
See also Fig. 1, be mud destructive distillation treatment scheme synoptic diagram.
A) adopt dehydration equipment 2 to carry out processed in mud, waste residue 1, isolated waste water 10 employings are transported to sewage treatment equipment 8 by lift pump 7 handle, the clear water after the processing is transported to clean water basin 9;
B) will be transported in the destructive distillation device 3 and handle through mud, the waste residue 1 of processed;
C) material heats up by following temperature curve in the cylinder 44 of destructive distillation device 3:
(1) rises to 200 ℃ with 4～6 ℃ of speed of per minute by 20 ℃;
(2) kept 30～80 minutes at 200 ℃;
(3) rise to 850～1000 ℃ with 20～30 ℃ of speed of per minute fast by 200 ℃;
(4) kept 40～90 minutes at 850～1000 ℃;
D) high-temperature ash 22 that destructive distillation device 3 is discharged adopts cooling apparatus 23 with 20～30 ℃ of speed of per minute, and temperature is reduced to below 200 ℃ by 850～1000 ℃;
E) mixed gas 4 that produces in mud, the waste residue 1 high temperature carbonization treating processes is carried out purifying treatment;
F) inflammable gas 11 that reclaims in mixed gas 4 decontamination process is as the thermal source of destructive distillation device 3;
G) water of condensation 6 that reclaims in mixed gas 4 decontamination process is transported to precipitation cooling pool 57, by water pump 58 wherein a part be transported to washing tower 5 and recycle, another part is transported to and carries out purifying treatment in the water treating equipment 59, flows into condensation pond 60 through the water of condensation after the purifying treatment 6.
H) inflammable gas 11 of destructive distillation device 3 to reclaim in its operational process adds external source of the gas 16 or/and coke 14 is thermal source; Described external thermal source 16 can be biogas, producer gas generator coal gas, coke-oven gas, the Sweet natural gas that produces in the anaerobic waste water treating processes.
I) cooled lime-ash 22 is used to prepare pavior brick, paving tile, grass planting brick, kerb;
J) the hot flue gas 17 that the heating chamber 40 of destructive distillation device 3 is discharged is under the effect of induced draft fan 20, at first adopts air preheater 18 processing of lowering the temperature, and heats combustion air simultaneously and carries out energy recovery; After 18 coolings are handled through air preheater, adopt flue gas purifying equipment 19 to handle, process induced draft fan 20 is by chimney 21 dischargings then;
Destructive distillation device 3 (see figure 5)s of the intermittent operation that the present invention adopts include:
The length of cylinder 44 is 5 meters～8 meters, and diameter is 1.5 meters～2 meters; The length of feed-pipe 52 is 0.5～1 meter, and the length of residue outlet 53 is 1～1.5 meter, and the diameter of feed-pipe 52, residue outlet 53 is 0.6 meter～0.8 meter.Cylinder 44 design speeds 3～6r/min, cylinder 44 can be changed turning direction.
The outer wall of residue outlet 53 is equipped with gear ring 29, rolling ring 30, and rolling ring 30 is seated on the carrying roller 46; Feed-pipe 52 outer walls are equipped with rolling ring 30, and rolling ring 30 is seated on the carrying roller 46.Drive unit 47 drives residue outlet 53, feed-pipe 52, cylinder 44 rotations by gear ring 29.
Spiral charging guide plate 54 is arranged in the residue outlet 53, and spiral charging guide plate 54 is left-handed 5 °～15 ° with the vertical angle of residue outlet 53, and the height of spiral charging guide plate 54 is the 20-30% of residue outlet 53 diameters.Spiral charging guide plate 54 is arranged in the feed-pipe 52, and spiral charging guide plate 54 is 5 °～15 ° of dextrorotation with the vertical angle of feed-pipe 52, and the height of spiral charging guide plate 54 is the 20-30% of feed-pipe 52 diameters.
Adopt dehydration equipment 2 to carry out processed in mud 1, dehydration equipment 2 is a known equipment, and this example adopts the press filter type water extracter.Isolated waste water 10 is transported to sewage treatment equipment 8 by lift pump 7 handles, the clear water after the processing is transported to clean water basin 9;
To be transported in the destructive distillation device 3 and handle through mud, the waste residue 1 of processed; Destructive distillation device 3 (concrete structure is seen Fig. 4 and Fig. 5) includes:
The length of cylinder 44 is 5 meters～8 meters, and diameter is 1.5 meters～2 meters; The length of feed-pipe 52 is 0.5～1 meter, and the length of residue outlet 53 is 1～1.5 meter, and the diameter of feed-pipe 52, residue outlet 53 is 0.6 meter～0.8 meter.Cylinder 44 design speeds 3～6r/min, cylinder 44 can be changed turning direction.
The outer wall of residue outlet 53 is equipped with gear ring 29, rolling ring 30, and rolling ring 30 is seated on the carrying roller 46; Feed-pipe 52 outer walls are equipped with rolling ring 30, and rolling ring 30 is seated on the carrying roller 46.Drive unit 47 drives residue outlet 53, feed-pipe 52, cylinder 44 rotations by gear ring 29.
Spiral charging guide plate 54 is arranged in the residue outlet 53, and spiral charging guide plate 54 is left-handed 5 °～15 ° with the vertical angle of residue outlet 53, and the height of spiral charging guide plate 54 is the 20-30% of residue outlet 53 diameters.Spiral charging guide plate 54 is arranged in the feed-pipe 52, and spiral charging guide plate 54 is 5 °～15 ° of dextrorotation with the vertical angle of feed-pipe 52, and the height of spiral charging guide plate 54 is the 20-30% of feed-pipe 52 diameters.
The distance of cylinder 44 outer walls and heating chamber 40 both sides inwalls is 200～300mm, the distance of cylinder 44 outer walls and heating chamber 40 top inwalls is 200～300mm, the distance of cylinder 44 outer walls and heating chamber 40 bottom interior wall is 900～700mm, and cylinder 44 inwalls directly contact with mud, waste residue 1;
In destructive distillation device 3 operational processs, change into mixed gas 4 after the organism cracking in the cylinder 44 in mud, the waste residue 1, the gasification; Under the effect of discharge fan 12, mixed gas 4 comes out to enter washing tower 5 by the air outlet 35 of collection chamber 37, and washing tower 5 is known equipment.After 5 coolings of mixed gas 4 process washing towers, the dust removal process, transform into inflammable gas 11 and water of condensation 6, inflammable gas 11 is transported to the gas burner 13 of heating chamber 40 by discharge fan 12; Water of condensation 6 flows into precipitation cooling pool 57.The water of condensation 6 of precipitation in the cooling pool 57 by water pump 58 wherein a part be transported to washing tower 5 and recycle, another part is transported to and carries out purifying treatment in the water treating equipment 59, water treating equipment 59 are known equipment, (patent No. is ZL 20,062 0088931.2 can to adopt " a kind of water treatment device ", publication number is CN 2873749Y, February 28 2007 Granted publication day).Flow into condensation pond 90 through the water after the purifying treatment.
It is the intermittent operation destructive distillation device of fuel with coke and inflammable gas 11 that the destructive distillation device 3 of present embodiment can adopt shown in Figure 4; Also can adopt shown in Figure 5 is the intermittent operation destructive distillation device of fuel with coal gas, Sweet natural gas, biogas and inflammable gas 11.Difference between the two is, is that the destructive distillation device 3 of fuel is equipped with fixed grate 39 with coke 14.
Is that fuel heats with external source of the gas 16 with inflammable gas 11.External source of the gas 16 is the biogas that this sewage work's anaerobic system produces.With external source of the gas 16 and inflammable gas 11 is transported on heating chamber 40 walls and install the bottom of cylinder 44 gas burner 13 burnings, by cylinder 44 outer walls the material in the cylinder 44 is heated, by the air demand of adjustments of gas burner 13 and the temperature in the air quantity control heating chamber 40;
Destructive distillation device 3 is provided with gas blower 15.Required combustion air is transported to air preheater 18 by gas blower 15 during destructive distillation device 3 operations, after air preheater 18 heating, is transported to gas burner 13;
During destructive distillation device 3 operational processs, temperature sensor 25 passes the signal to housing 38, housing 38 is used to detect and show the temperature of destructive distillation device 3, accessory drive 47, gas blower 15, worm conveyor 36, discharge fan 12, induced draft fan 20, cooling apparatus 23, dehydration equipment 2 operations;
The hot flue gas 17 that the heating chamber 40 of destructive distillation device 3 is discharged at first by air preheater 18 processing of lowering the temperature, heats combustion air simultaneously and carries out energy recovery under the effect of induced draft fan 20; After 18 coolings are handled through air preheater, adopt flue gas purifying equipment 19 to handle, process induced draft fan 20 is by chimney 21 dischargings then;
Flue gas purifying equipment 19 is a known equipment, and this case flue gas purifying equipment 19 adopts electrostatic precipitator and has the sack cleaner that adds the gac device.After hot flue gas 17 process air preheaters 18 and flue gas purifying equipment 19 are handled, decreasing ratio to HCl, HF reaches 96%, removal rate of heavy metal is more than 95%, the flue dust clearance reaches the clearance of 99.9% Er Evil beautiful jade more than 95%, after reaching the atmospheric emission standard of national regulation, carry, from chimney 21 dischargings by induced draft fan 20;
Remaining lime-ash 22 with 20～30 ℃ of speed of per minute, made temperature reduce to below 200 ℃ by 850～1000 ℃ by cooling apparatus 23 after mud 1 was handled through destructive distillation; Lime-ash 22 after the cooling process can be used for making pavior brick, paving tile, grass planting brick, kerb.This case cooling apparatus 23 adopts the boiler slag-cooling device.
Material heats up by following temperature curve in the cylinder 44 of destructive distillation device 3:
(1) rises to 200 ℃ with 4～6 ℃ of speed of per minute by 20 ℃;
(2) kept 30～80 minutes at 200 ℃;
(3) rise to 850～1,000 ℃ with 20～30 ℃ of speed of per minute fast by 200 ℃;
(4) 850～1,000 ℃ kept 40～90 minutes;
Temperature in destructive distillation device 3 heating chambers 40 heats up according to temperature of charge curve in the desired cylinder 44.
Claims (7)
1, a kind of device of handling mud and/or waste residue is characterized in that, comprising:
One cylinder is positioned at heating chamber;
The discharge end of cylinder is connected with slag removing chamber, and the feed end of cylinder is connected with collection chamber;
One material guiding pipe is by being connected with the feed end of cylinder in the collection chamber;
Be fixed with many row's material rotating plates and charging guide plate on the inner wall of rotary drum, every row's material rotating plate and charging guide plate are installed at interval by polylith material rotating plate and charging guide plate and are formed, and leave dilatation joint between same row's material rotating plate and the charging guide plate; Leave a distance between per two row's material rotating plates and the charging guide plate; Wherein:
Every charging guide plate is by a plane and the trilateral that the inclined-plane is formed, the concordant arrangement in plane wherein with material rotating plate, and the tip of charging guide plate is towards discharge nozzle;
Leave the space in the middle part of the every material rotating plate and between the inner wall of rotary drum;
The outer wall of cylinder is equipped with gear ring, and drive unit rotates by the gear ring head roll;
The air outlet of this collection chamber connects a washing tower;
The venting port of this washing tower is connected with heating chamber by a discharge fan;
The water port of this washing tower connects a precipitation cooling pool, and this precipitation cooling pool connects a water pump.
2, device as claimed in claim 1 is characterized in that, the junction of the junction of its intermediate roll and slag removing chamber and cylinder and collection chamber all is equipped with tightness system.
3, device as claimed in claim 1 is characterized in that, the end that its intermediate roll connects collection chamber is equipped with all weir plates.
4, device as claimed in claim 1 is characterized in that, the discharge end of its intermediate roll is a cone-shaped body, and discharge end inside is equipped with the spiral charging guide plate.
5, device as claimed in claim 1 is characterized in that, wherein the heating chamber bottom is equipped with fixed grate, is equipped with on the heating chamber sidewall to add the coke door.
6, device as claimed in claim 1 is characterized in that, wherein the fixed grate bottom is provided with air compartment.
7, device as claimed in claim 6 is characterized in that, wherein on the sidewall of air compartment clean-out door is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201259066U CN201288111Y (en) | 2008-07-09 | 2008-07-09 | Apparatus for treating sewage sludge and/or waste slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201259066U CN201288111Y (en) | 2008-07-09 | 2008-07-09 | Apparatus for treating sewage sludge and/or waste slag |
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| Publication Number | Publication Date |
|---|---|
| CN201288111Y true CN201288111Y (en) | 2009-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201259066U Expired - Fee Related CN201288111Y (en) | 2008-07-09 | 2008-07-09 | Apparatus for treating sewage sludge and/or waste slag |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010142136A1 (en) * | 2009-06-10 | 2010-12-16 | Zhang Dawei | Preparation method and device for organic soil conditioner |
| CN102728604A (en) * | 2012-06-13 | 2012-10-17 | 沈阳金利洁科技有限公司 | Organic matter carbonization catalysis processing device |
| WO2013041002A1 (en) * | 2011-09-22 | 2013-03-28 | 密西西比国际水务有限公司 | Destructive distillation equipment |
| CN103162298A (en) * | 2013-02-07 | 2013-06-19 | 惠东县同力兴环保科技有限公司 | Processing method of rubbish or dirt |
| WO2016091169A1 (en) * | 2014-12-10 | 2016-06-16 | 密西西比国际水务有限公司 | Method and apparatus for disposing organic refuse |
-
2008
- 2008-07-09 CN CNU2008201259066U patent/CN201288111Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010142136A1 (en) * | 2009-06-10 | 2010-12-16 | Zhang Dawei | Preparation method and device for organic soil conditioner |
| WO2013041002A1 (en) * | 2011-09-22 | 2013-03-28 | 密西西比国际水务有限公司 | Destructive distillation equipment |
| CN103013537A (en) * | 2011-09-22 | 2013-04-03 | 密西西比国际水务有限公司 | Destructive distillation device |
| CN102728604A (en) * | 2012-06-13 | 2012-10-17 | 沈阳金利洁科技有限公司 | Organic matter carbonization catalysis processing device |
| CN102728604B (en) * | 2012-06-13 | 2015-07-15 | 沈阳金利洁科技有限公司 | Organic matter carbonization catalysis processing device |
| CN103162298A (en) * | 2013-02-07 | 2013-06-19 | 惠东县同力兴环保科技有限公司 | Processing method of rubbish or dirt |
| WO2016091169A1 (en) * | 2014-12-10 | 2016-06-16 | 密西西比国际水务有限公司 | Method and apparatus for disposing organic refuse |
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