A kind of pipe chain type continuous mud greasy filth carbonization system
Technical field
The present invention relates to a kind of pipe chain type continuous mud greasy filth carbonization system.
Background technology
Modern industry is as the strong pushing hands of current social development, facilitate the rapid development again of China's economy, but the waste material produced in the industrial production, particularly industrial sludge creates huge threat and destruction to environment for human survival, therefore the research and development of industrial sludge innocent treatment equipment is become to key subjects of current mechanical field.
In recent years, by the unremitting effort of the R&D personnel, impel a series of mud, sludge treatment equipment comes out one after another.But main still around the drying and dehydrating to mud to the technique means of mud, oil-sludge treatment, or interpolation chemical reagent processes, and these technique means fundamentally can not accomplish innoxious terminal process to mud, greasy filth.One designed by the present invention full-automatic pipe chain type continuous mud greasy filth carbonization system, not only effectively saves running cost, and once just fundamentally can accomplish innoxious terminal process to industrial sludge, greasy filth.Therefore this pipe chain type continuous mud greasy filth carbonization system is highly suitable for during modern industry is produced and uses as mud, greasy filth terminal process equipment.
Summary of the invention
The object of this invention is to provide a kind of pipe chain type continuous mud greasy filth carbonization system, make industrial sludge, greasy filth fundamentally obtain innoxious terminal process, hot carbonized product also can bring appreciable economic benefit simultaneously.
The present invention is by the following technical solutions:
A kind of pipe chain type continuous mud greasy filth carbonization system, it is characterized in that: comprise pretreatment system and carbonization system, wherein pretreatment system comprises apparatus for feeding again, drying installation, discharging equipment, shell and tube condensing equipment and emission-control equipment, in drying installation, the upper shed of pipe chain scraper is connected with the opening for feed of screw lift(elevator) in discharging equipment with the discharge port of charger spiral in apparatus for feeding respectively with the lower opening of drying kettle, in drying installation, the tracheae of drying kettle is connected with the inlet mouth of emission-control equipment with a point split shed for gas bag in shell and tube condensing equipment respectively with the hot-blast outlet of hot blast thorax, carbonization system comprises again apparatus for feeding, carbonizing plant, slag-tapping device, heating equipment and spraying condensation type equipment, in apparatus for feeding in the internal helicoid of spiral charger and carbonizing apparatus in advance spiral to be same spiral, in carbonizing plant, the tracheae of carbonization kettle is connected with the slag inlet of one-level helixseal mucking machine in slag-tapping device with the split shed of in spraying condensation type equipment point of gas bag respectively with lower opening, and in heating equipment, hot-blast outlet is connected with the hot wind inlet of hot blast thorax in carbonizing plant, finally, the hot-blast outlet of carbonization system is connected with discharge port with the hot wind inlet of pretreatment system respectively with opening for feed, and pretreatment system and carbonization system are linked to be an entirety, just constitutes pipe chain type continuous mud greasy filth carbonization system.
For pretreatment system:
Described apparatus for feeding comprises two wind closing type charger, spiral charger, and two wind closing type charger discharge ports of apparatus for feeding are connected with spiral charger opening for feed.
Described drying installation comprises pipe chain scraper, drying kettle, hot blast thorax, external thermal insulation, wherein the upper shed of pipe chain scraper is connected with the opening for feed of screw lift(elevator) in discharging equipment with the discharge port of spiral charger respectively with the lower opening of drying kettle, and the shape of scraper plate is arc, the design of arc is more conducive to scraping sticky shape material and advances; Drying kettle comprises again kettle and tracheae, and wherein the upper end open of kettle is welded mutually with tracheae; Hot blast thorax comprises outer thorax wall, hot air passage, interior thorax wall, hot wind inlet and hot-blast outlet, wherein interior thorax wall is exactly the outer wall of drying kettle, outer thorax wall is exactly the inwall of external thermal insulation, hot wind inlet is connected with the hot-blast outlet of hot blast thorax in carbonization system, and hot-blast outlet is connected with the atomisation tower inlet mouth of emission-control equipment.
Described discharging equipment is a screw lift(elevator), in screw lift(elevator), the bearing portions of discharge port does not weld flight, object plays the self sealing action of materials inside, the opening for feed of lift is connected with the discharge port of drying installation, and the discharge port of lift is connected with two the suitable for reading of wind closing type charger of hot carbonization system.
Described shell and tube condensing equipment comprises a point gas bag, slag flow container, condenser, container for storing liquid, Negative pressure machine, water seal and water tank, gas bag is wherein divided to comprise again three, upper, middle and lower opening and molecular sieve layer, molecular sieve layer is between upper shed and split shed, molecular sieve layer can make the wax under high temperature be so incensed that to be separated and twice decomposition, and three, the upper, middle and lower opening of point gas bag is connected with the other end of tracheae in condenser inlet pipe, drying kettle, slag flow container respectively; Wherein condenser comprises nexine row tracheae, outer water pipe, water inlet pipe, rising pipe, inlet pipe, drain pipe and circulating cooling water pump, nexine row tracheae both ends open is connected with drain pipe with inlet pipe respectively, water inlet pipe is connected with circulating cooling pumping line, rising pipe stretches to water tank, and drain pipe is connected with the liquid-inlet pipe of container for storing liquid; Container for storing liquid upper end tracheae is connected with water seal inlet pipe, and the air outlet of this water seal is connected with the inlet mouth of Negative pressure machine, and the air outlet of Negative pressure machine is connected with the inlet mouth of another water seal, and Negative pressure machine is made up of a vacuum pump.
Described emission-control equipment comprises atomisation tower, devulcanizer, high temperature high temperature draught fan, chimney.Wherein atomisation tower comprise again water tank, high temperature circulation water pump, atomizing layer, multistage except knoisphere, inlet mouth, air outlet, water through high temperature circulation water pump from the water tank be connected with atomisation tower bottom opening after pump to atomisation tower top atomizing layer, spray flow through multistage except knoisphere, until flow to bottom atomisation tower, and then participate in water cycle, inlet mouth is connected with the hot-blast outlet in hot blast thorax, waste gas is upwards sailed multistage except knoisphere, atomizing layer successively subsequently, on atomisation tower, then ejects gas port discharge; Atomisation tower ejects gas port to be connected through pipe with devulcanizer inlet mouth, the air outlet of devulcanizer connects with the inlet mouth of high temperature draught fan, and the air outlet of final high temperature induced draft fan is connected with the inlet mouth of chimney again, completes a whole set of off gas treatment flow process.
For carbonization system:
Described apparatus for feeding is identical with the structure of apparatus for feeding in pretreatment system.
Described carbonizing plant comprises interior propelling spiral, carbonization kettle, hot blast thorax, external thermal insulation, advance the external diameter of spiral and the internal diameter of axial length and carbonization kettle and still long measure-alike wherein, and spiral in interior propelling spiral and apparatus for feeding used be that same axis holds, but what interior propelling spiral adopted is paddle-like flight, object realizes material abundant mix and blend in the process advanced; Carbonization kettle comprises again kettle and tracheae, and wherein the upper end open of kettle is welded mutually with tracheae; Hot blast thorax comprises outer thorax wall, hot air passage, interior thorax wall, hot wind inlet and hot-blast outlet, wherein interior thorax wall is exactly the outer wall of carbonization kettle, outer thorax wall is exactly the inwall of external thermal insulation, hot wind inlet exports with the hot air tunnel of heating equipment and is connected, and hot-blast outlet is connected with the hot wind inlet of hot blast thorax in pretreatment system.
Described slag-tapping device comprises one-level helixseal mucking machine and deuterostrophies sealing mucking machine, the slag inlet of one-level helixseal mucking machine is connected with the lower opening of carbonization kettle in carbonizing plant, and the slag inlet that slag notch and the deuterostrophies of one-level helixseal mucking machine seal mucking machine is connected.
Described heating equipment comprises valve module, burner, combustion chamber, hot air tunnel, secondary air distribution and Controlling System composition, fuel passes through valve module, in combustor nozzle place and the abundant mixed firing of air, and the thermal-flame of cleaning is directly sprayed into combustion chamber, fuel is fully burned at this, and produce clean high-temperature flue gas, high-temperature flue gas is through secondary air distribution, be formulated to the hot blast temperature needed for production, hot blast enters in the hot blast thorax of carbonizing plant through hot air tunnel and heats carbonization kettle.
Described spraying condensation type equipment comprises a point gas bag, Residual Oil Tank, condenser, storage tank, water seal and water tank, wherein divides the centre of gas bag, lower end, three, upper end opening to be connected with the inlet mouth of lower floor's tracheae in the other end of tracheae in carbonization kettle, Residual Oil Tank, condenser respectively; Wherein condenser comprises upper strata spray header, lower floor's tracheae and circulating cooling water pump, the water inlet pipe of upper strata spray header is connected with circulating cooling pumping line, the rising pipe of shower stretches to water tank, and another opening of lower floor's tracheae is connected with the oil inlet pipe of storage tank; Storage tank upper end tracheae is connected with the inlet mouth of water seal,
Positively effect of the present invention is: form a complete pipe chain type continuous mud greasy filth carbonization system by the conbined usage of pretreatment system and carbonization system.This pipe chain type continuous mud greasy filth carbonization system adopts dehydration under negative pressure state, dewaxing, degumming process early stage, later stage adopts thermo-cracking under airtight oxygen free condition, obtain the split products such as oil fuel, splitting gas, high purity breeze simultaneously, not only achieve and fundamentally innoxious terminal process is accomplished to industrial sludge, greasy filth, can also turn waste into wealth, bring considerable income; The design adopts carbonization system hot blast waste heat to carry out heat supply to pretreatment system, makes waste heat be recycled recycling, effectively achieves the saving of the energy; The carbonization kettle of this pipe chain type continuous mud greasy filth carbonization system and drying kettle have employed pipe chain scraper respectively and internal screw push type designs, because these two kinds of designs can accomplish that limit promotes the inwall that material advance limit scrapes still, so effectively prevent the sticky wall problem of stickiness mud, greasy filth; No matter this pipe chain type continuous mud greasy filth carbonization system is pretreatment system or carbonization system, all have employed serialization running, so abandoned the shortcomings such as the low processing capacity that legacy equipment brings, cumbersome.In sum, this pipe chain type continuous mud greasy filth carbonization system effectively overcomes the drawbacks common of mud, sludge treatment equipment in the market, can realize fundamentally accomplishing innoxious terminal process to industrial sludge, greasy filth simultaneously, and in industry can realize completely under prior art condition, therefore this pipe chain type continuous mud greasy filth carbonization system has very strong practicality and feasibility
Accompanying drawing explanation
Accompanying drawing 1 is the schematic three dimensional views of pipe chain type continuous mud greasy filth carbonization system of the present invention;
Accompanying drawing 2 is the three-dimensional structure figure of pretreatment system of the present invention;
Accompanying drawing 3 is the structural map of drying installation of the present invention;
Accompanying drawing 4 is the sectional view of drying installation of the present invention;
Accompanying drawing 5 is the three-dimensional structure figure of carbonization system of the present invention;
Accompanying drawing 6 is the structural map of carbonizing plant of the present invention;
Accompanying drawing 7 is the sectional view of carbonizing plant of the present invention;
Accompanying drawing 8 is the workflow diagram of pipe chain type continuous mud greasy filth carbonization system of the present invention;
The workflow that a represents pretreatment system 1 is schemed in Fig. 8, figure b represents the workflow of carbonization system 2, in Fig. 8, wide empty arrow represents the trend of solids, and narrow empty arrow represents the flow direction of gas in product, liquid, black solid arrow represent hot air flow that heating plant provides to.
Embodiment
As shown in Figure 1, pipe chain type continuous mud greasy filth carbonization system comprises pretreatment system 1 and carbonization system 2.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, pretreatment system 1 comprises discharging equipment 3, drying installation 4, apparatus for feeding 5, shell and tube condensing equipment 6 and emission-control equipment 7.Apparatus for feeding 5 comprises two wind closing type charger 11, spiral charger 10, drying installation 4 comprises pipe chain scraper 23, drying kettle 24, hot blast thorax 25 and external thermal insulation 26, wherein the upper shed of pipe chain scraper 23 is connected with the opening for feed of screw lift(elevator) 9 in discharging equipment 3 with the discharge port of spiral charger 10 respectively with the lower opening of drying kettle 24, and the shape of pipe chain scraper 23 middle scraper is arc, the design of arc is more conducive to scraping sticky shape material and advances; In drying kettle 24, the upper end open of kettle is welded mutually with tracheae 27; In in hot blast thorax 25, thorax wall is exactly the outer wall of drying kettle 24, and outer thorax wall is exactly the inwall of external thermal insulation 26, and hot-blast outlet 29 is connected with the inlet mouth of emission-control equipment 7; Discharging equipment 3 is screw lift(elevator)s 9, and in screw lift(elevator) 9, the bearing portions of discharge port does not weld flight, and object plays the self sealing action of materials inside, and the opening for feed of screw lift(elevator) 9 is connected with the discharge port 8 of drying installation 4; Shell and tube condensing equipment 6 comprises point gas bag 12, slag flow container 13, condenser 14, container for storing liquid 16, Negative pressure machine 18, water seal 17, water tank 15, gas bag 12 is wherein divided to comprise three, upper, middle and lower opening and molecular sieve layer, molecular sieve layer is between upper shed and split shed, molecular sieve layer can make the wax under high temperature be so incensed that to be separated and twice decomposition, and three, the upper, middle and lower opening of point gas 12 is connected with the other end of tracheae in condenser 14 inlet pipe, drying kettle 24, slag flow container 13 respectively; Wherein the drain pipe of condenser 14 is connected with the liquid-inlet pipe of container for storing liquid 16, container for storing liquid 16 upper end tracheae is connected with water seal 17 inlet pipe, the air outlet of water seal 17 is connected with the inlet mouth of Negative pressure machine 18, the air outlet of Negative pressure machine 18 is connected with the inlet mouth of another water seal 17, and Negative pressure machine 18 is made up of a vacuum pump, in condenser 14, circulating cooling water pump is connected with water tank 15; Emission-control equipment 7 comprises atomisation tower 19, devulcanizer 20, high temperature high temperature draught fan 21 and chimney 22, the inlet mouth of atomisation tower 19 is connected with the hot-blast outlet 29 in hot blast thorax 25, atomisation tower 19 ejects gas port to be connected with devulcanizer 20 inlet mouth, the air outlet of devulcanizer 20 connects with the inlet mouth of high temperature draught fan 21, the air outlet of final high temperature induced draft fan 21 is connected with the inlet mouth of chimney 22 again, completes a whole set of off gas treatment flow process.
As shown in Fig. 1, Fig. 5, Fig. 6, Fig. 7, carbonization system 2 comprises apparatus for feeding 30, carbonizing plant 31, slag-tapping device 32, heating equipment 34 and spraying condensation type equipment 42.Apparatus for feeding 30 comprises two wind closing type charger 36 and spiral charger 35.Carbonizing plant 31 comprises interior propelling spiral 46, carbonization kettle 47, hot blast thorax 48, external thermal insulation 49, advance the external diameter of spiral 46 and the internal diameter of axial length and carbonization kettle 47 and still long measure-alike wherein, and interior propelling spiral 46 and the spiral in apparatus for feeding 30 used be that same axis holds, but what interior propelling spiral 46 adopted is paddle-like flight, object realizes material abundant mix and blend in the process advanced; The upper end open of carbonization kettle 47 is welded mutually with tracheae 50, the interior thorax wall of hot blast thorax 48 is exactly the outer wall of carbonization kettle 47, outer thorax wall is exactly the inwall of external thermal insulation 49, hot wind inlet 51 exports with the hot air tunnel 39 of heating equipment 34 and is connected, and hot-blast outlet 52 is connected with the hot wind inlet 28 of hot blast thorax 25 in pretreatment system 1; Slag-tapping device 32 comprises one-level helixseal mucking machine 37 and deuterostrophies sealing mucking machine 38, the slag inlet of one-level helixseal mucking machine 37 is connected with the lower opening of carbonization kettle 47 in carbonizing plant 2, and the slag inlet that slag notch and the deuterostrophies of one-level helixseal mucking machine 37 seal mucking machine 38 is connected.Spraying condensation type equipment 33 comprises point gas bag 40, Residual Oil Tank 41, condenser 42, storage tank 43, water seal 44 and water tank 45, the centre of gas bag 40, lower end, three, upper end opening is wherein divided to be connected with the inlet mouth of lower floor's tracheae in the other end of tracheae 50 in carbonization kettle 47, Residual Oil Tank 41, condenser 42 respectively, another opening of lower floor's tracheae of condenser is connected with the oil inlet pipe of storage tank 43, storage tank 43 upper end tracheae is connected with the inlet mouth of water seal 44, and in condenser 42, circulating cooling water pump is connected with water tank 45.
Finally, the hot wind inlet 28 of pretreatment system 1 and the discharge port of screw lift(elevator) 9 are connected with two the suitable for reading of wind closing type charger 36 with hot-blast outlet 52 in carbonization system 2 respectively, pretreatment system 1 and carbonization system 2 are linked to be an entirety, just constitute pipe chain type continuous mud greasy filth carbonization system.
Working process of the present invention is as shown in Figure 8:
First start heating equipment 34 and emission-control equipment 7, namely open each motor switch of heating equipment 34, atomisation tower 19 and high temperature draught fan 21, preheating is carried out to drying kettle 24 and carbonization kettle 47.
Secondly when still 24 temperature to be dried is to about 200 DEG C, start the equipment in a whole set of pretreatment system 1, namely open the power switch of each motor of water circulating pump in two wind closing type charger 11, spiral charger 10, pipe chain scraper 23, screw lift(elevator) 9, condenser 14 successively, then material loading is carried out to apparatus for feeding 5.
Again in time just discharging from the discharge port of screw lift(elevator) 9 through pretreated material, start the equipment in a whole set of carbonization system 2, namely open the power switch of each motor of water circulating pump in two wind closing type charger 36, spiral charger 35, interior propelling spiral 46, one-level helixseal mucking machine 37, deuterostrophies sealing mucking machine 38, condenser 42 successively.
Finally, the two wind closing type chargers 11 in pretreatment system 1 are closed successively after the whole pre-treatment of material terminates, spiral charger 10, pipe chain scraper 23, screw lift(elevator) 9, the power switch of each motor of water circulating pump in condenser 14, the two wind closing type chargers 36 in carbonization system 2 are closed successively after the whole carbonizing treatment of material, spiral charger 35, interior propelling spiral 46, one-level helixseal mucking machine 37, deuterostrophies mucking machine 38, water circulating pump in condenser 42, the power switch of each motor of heating equipment 34, then atomisation tower 19 and high temperature draught fan 21 motor switch is closed after again 20 minutes being cooled to drying kettle 24 and carbonization kettle 47.