CN107746168A - A kind of sludge low cost harmless treatment device - Google Patents
A kind of sludge low cost harmless treatment device Download PDFInfo
- Publication number
- CN107746168A CN107746168A CN201711196207.0A CN201711196207A CN107746168A CN 107746168 A CN107746168 A CN 107746168A CN 201711196207 A CN201711196207 A CN 201711196207A CN 107746168 A CN107746168 A CN 107746168A
- Authority
- CN
- China
- Prior art keywords
- section
- pyrolysis
- sludge
- gasification
- serrated knife
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 78
- 238000000197 pyrolysis Methods 0.000 claims abstract description 92
- 238000002309 gasification Methods 0.000 claims abstract description 81
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims abstract description 17
- 239000000126 substance Substances 0.000 claims abstract description 11
- 239000000498 cooling water Substances 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 49
- 230000008676 import Effects 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000013459 approach Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 8
- 239000003546 flue gas Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 239000006004 Quartz sand Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 238000011068 loading method Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 238000007790 scraping Methods 0.000 claims description 4
- 230000032258 transport Effects 0.000 claims description 4
- 239000011343 solid material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 6
- 239000005416 organic matter Substances 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004108 freeze drying Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 description 32
- 238000001035 drying Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 238000007710 freezing Methods 0.000 description 6
- 230000008014 freezing Effects 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000005336 cracking Methods 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/005—Control arrangements
- B30B11/006—Control arrangements for roller presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/30—Feeding material to presses
- B30B15/302—Feeding material in particulate or plastic state to moulding presses
- B30B15/308—Feeding material in particulate or plastic state to moulding presses in a continuous manner, e.g. for roller presses, screw extrusion presses
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
Abstract
The invention belongs to fixed-end forces field, and in particular to a kind of sludge low cost harmless treatment device;Including mud granulizing workshop section and sludge pyrolysis gas chemical industry section;Described mud granulizing workshop section from top to bottom includes roll squeezer, serrated knife granulating machine and stirring type dryer successively;Described sludge pyrolysis gas chemical industry section, including body of heater, described body of heater is jacket type structure, cooling water is full of in chuck, described body of heater is divided into pyrolysis section and gasification section, described pyrolysis section and the intersection of gasification section are provided with a material collecting tank, and revolving plow reclaimer is provided with the bottom of described material collecting tank;The present invention innovatively uses the pyrolytic gasification PROCESS FOR TREATMENT sludge of freeze-drying+multiple field, and the organic matter containing C in last sludge is converted into smoke comprehensive utilization, and heavy metal is from the discharge of the bottom of pyrolytic gasification section, as comprehensive utilization of resources;Whole device is simple in construction, easy to operate, is easy to utilization and extention.
Description
Technical field
The invention belongs to fixed-end forces field, and in particular to a kind of sludge low cost harmless treatment device.
Background technology
With Chinese society economy and the development of urbanization, the generation of municipal sewage and quantity are constantly increasing.According to having
Prediction is closed, China's municipal sewage amount can also increase by a fairly big margin for 20 years in future.At present, China produces the nearly 3 × 106t of dewatered sludge per year, with
The development of domestic sewage disposal cause, the total process water yield of sewage treatment plant and the continuous expansion and raising of degree for the treatment of, institute
Caused sludge quantity also will increasingly increase.Substantial amounts of sludge fails to obtain timely, rational processing and sink as sewage treatment plant
The burden of weight.Also contain substantial amounts of N, P, K, Ca and organic matter in sludge, and N, P can slowly be discharged based on organic, tool
There is long-term effect.Sludge is useful living resources, if rationally utilizing can not only then turn waste into wealth, moreover it is possible to increase economic benefit,
So effectively processing is disposed and had important practical significance using the technology of sludge.
Treatment of Sludge method is desiccation and then filled again at this stage, but with the development of modern city, is gone special
It is unrealistic to be filled to take out a piece of vacant lot, and directly landfill can not also realize the recycling to resource in addition.Also
A kind of method is exactly to carry out desiccation, pyrolysis, gasification to sludge, realizes the recycling of resource, but in the prior art, it is main
Will be using heating power desiccation, it needs independent thermal source to carry out the drying and other treatment of sludge, and operating cost is higher, initial cost cost
Also it is higher.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of sludge low cost harmless treatment device.
The technical solution adopted by the present invention is as follows:
A kind of sludge low cost harmless treatment device, including mud granulizing workshop section and sludge pyrolysis gas chemical industry section;
Described mud granulizing workshop section from top to bottom includes roll squeezer, serrated knife granulating machine and stirring type dryer successively;
The feeding of roll squeezer mouth sets loading hopper, and the roll squeezer is included to rotating drum, described that rotating drum is discharged
Mouth sets the material scraping plate being adjacent to rotating drum surface;
The serrated knife granulating machine inlet docks the discharging opening of the roll squeezer, and the serrated knife granulating machine is included to revolving tooth
Knife, described pair of rotation serrated knife surface set groove along direction of rotation, and the serrated knife granulating machine discharging opening, which is set, to be close to revolving serrated knife table
The clear frid in face;
The main shaft of roll squeezer and the serrated knife granulating machine is hollow shaft, and the hollow shaft sets approach section and discharge section, institute
State approach section and row's air outlet section is separated by cut-off or real core, the cut-off or real core both ends are set into hole and portalled respectively;Institute
The inside for stating roll squeezer and serrated knife granulating machine sets cavity, and the cavity is connected with entering hole and portalling respectively;
The serrated knife granulating machine and the roll squeezer are by the way that together with cage connection, air intake is set in serrated knife granulating machine bottom
Mouthful, exhaust outlet is set at the top of roll squeezer, and the exhaust outlet sets air exhauster;
If the stirring type dryer is divided into dried layer by multiple dividing plates, the dividing plate be divided into cylindrical opening large baffle and
The small baffle of inner circle opening, the diaphragm internal set cavity, and the dividing plate top sets scraper plate, and the scraper plate is by presetting not
Same angle transports the material of dividing plate to different positions in same direction of rotation;The charging aperture of the stirring type dryer and
Discharge gate is respectively provided with sealing conveyer;Material is delivered to sludge pyrolysis gas chemical industry section by the sealing conveyer;
Described sludge pyrolysis gas chemical industry section, including body of heater, described body of heater are jacket type structure, full of cold in chuck
But water, described body of heater are divided into pyrolysis section and gasification section, and the intersection of described pyrolysis section and gasification section is provided with a material collecting tank,
Revolving plow reclaimer is installed in the bottom of described material collecting tank;
The gasification section is located at the bottom of body of heater, offered in the side wall of the gasification section quartz sand import, hot wind inlet,
Vapor import and solid material extraction mouth;It is further opened with starting burner in the side wall of described gasification section;
Described pyrolysis section is located at the top of body of heater, and motor, described drive are provided with the top of described pyrolysis section
The bottom of dynamic motor is provided with agitating shaft, the length of described agitating shaft and highly consistent, the described stirring axle position of pyrolysis section
In the center of pyrolysis section, described agitating shaft is connected with multilayer scraper plate by connecting rod;The side wall of described body of heater is handed over up and down
For being disposed with multiple big disks of large cylindrical opening and the roundel of inner circle opening below the scraper plate, described pyrolysis section
Top side offers charging aperture, and the charging aperture is nearby provided with hopper, and the discharging opening and feed auger of described hopper are defeated
Machine is sent to be connected, the conveying mouth of described feeding spiral conveyer is stretched into pyrolysis section through the charging aperture of pyrolysis section, will be dried
Mud granule be delivered to the top big disk surface;
Air cooling equipment is connected with described motor, the air intake of described air cooling equipment is connected with cold wind, described air-cooled
The outlet air end of device is connected by pipeline with the cold end of preheater;
Offer a side take-off mouth at the top of the gasification section, described side take-off mouth is by high temperature cigarette caused by gasification section
Gas extraction is divided into two branch roads, and one of branch road is connected by pipeline with the gas approach of pyrolysis section, described gas approach
It is connected with the internal cavities of big disk and roundel, other in which branch road is connected by pipeline with the hot junction of preheater;
Described preheater is dividing wall type heat exchanger, goes to the workshop section follow-up as thermal source supply to make after the flue gas heat exchange in hot junction
With described cold end is changed into hot blast after exchanging heat, hot blast enters the hot wind inlet of gasification section by pipeline.
Further, above-mentioned sludge low cost harmless treatment device, the cold end of described preheater are also associated with a branch road,
The branch road is connected by pipeline with air-cooler.
Further, above-mentioned sludge low cost harmless treatment device, the big disk of described pyrolysis section and the disk of roundel
Temperature element is installed on face, to detect the temperature of big disk and roundel, in the operating condition, big disk and roundlet dish cart
The temperature control in face is at 400-600 DEG C.
Further, above-mentioned sludge low cost harmless treatment device, cooling water in described chuck is from the bottom of chuck
Into, discharged from the top of chuck, after heating and gasifying in drum, the water steaming by vapor pipeline through gasification section
Gas import enters gasification section, and multiple nozzles, and the spray are offered on the pipeline that described vapor pipeline is located in gasification section
Mouth goes out mouth down arrangement.
Further, above-mentioned sludge low cost harmless treatment device, the temperature control of described pyrolysis section is in 400-600
DEG C, the temperature control of the gasification section is at 800-1000 DEG C.
Further, the inside of above-mentioned sludge low cost harmless treatment device, described big disk and roundel is cavity
Structure, cavity is interior to be full of superheated steam or conduction oil.
Further, above-mentioned sludge low cost harmless treatment device, described pyrolysis section top offer pyrolysis gas outlet
Mouthful, the hot wind inlet that pyrolysis gas is delivered to gasification section by the gas pipeline that is connected with gas outlet by pyrolysis gas is used as gasification section
Fuel.
Further, above-mentioned sludge low cost harmless treatment device, the series of the roll squeezer is the nature no more than 10
Number, the spacing to rotating drum of the multistage roll squeezer are sequentially reduced;The series of the serrated knife forming machine is oneself no more than 10
So number, the spacing to rotation serrated knife of the multistage serrated knife granulating machine are sequentially reduced.
Compared with prior art, the present invention is innovatively dirty using the pyrolytic gasification PROCESS FOR TREATMENT of freeze-drying+multiple field
Mud, the organic matter containing C in last sludge are converted into smoke comprehensive utilization, and heavy metal is discharged from the bottom of pyrolytic gasification section, as
Comprehensive utilization of resources.Whole device is simple in construction, easy to operate, is easy to utilization and extention.
The present invention is using freezing granulating technique, using the three phase point of water-ice-gas, controls in roller machine temperature at 0.01 DEG C,
Stress control reaches the three phase point that ice is considered to be worth doing in mud granule, made in the case where not destroying mud granule form in 610.75Pa
Ice bits distillation;
The pyrolysis section of multiple field of the present invention has the following advantages that:1. the residence time is easily controllable;It with tradition
Pyrolysis oven compare, be not to decline completely by material block gravity itself, by the rotating speed for controlling agitating shaft, in that context it may be convenient to adjust
Residence time of the mud granule (such as mud granule) in pyrolysis section.2. operating flexibility is larger, operation requires to be pyrolyzed than fluidizing type
Stove is simply, conveniently.3. heat-transfer effect is good.The heat transfer area provided in same units volume is bigger than rotary kiln type pyrolysis oven, and
Multiple field pyrolysis section category static equipment, rotary kiln and the dynamic equipment of fluidizing type pyrolysis oven category, manufacture, safeguard complexity.4. can hierarchical control
Temperature, temperature element can be installed on big disk and roundel, according to the temperature of mud granule on disk 10, regulation in real time enters
Crack the flow velocity of section flue gas.The production capacity of pyrolysis gasifying device of the present invention is 1.5 times of rotary kiln pyrogenation stove, identical
The heat exchange area that can be provided in volume is l-3 times of rotary kiln pyrogenation stove, and material rotation is in rotary kiln pyrogenation stove
What the rotation by whole cylinder drove, and the mud granule (such as mud granule) of pyrolyzing sludge gasification installation of the present invention
10 rotation is driven by agitating shaft, so saves electric energy, reduces operating cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the main structure diagram of the present invention;
Fig. 2 is the present invention looks up structural representation of roll squeezer of the present invention;
Fig. 3 is the A-A cross-sectional views of roll squeezer of the present invention;
Fig. 4 is the present invention looks up structural representation of serrated knife forming machine of the present invention;
Fig. 5 is the B-B cross-sectional views of serrated knife forming machine of the present invention;
Fig. 6 is the main structure diagram of stirring type dryer of the present invention;
Fig. 7 is the C-C cross-sectional views of stirring type dryer of the present invention;
Fig. 8 is the D-D cross-sectional views of stirring type dryer of the present invention;
A kind of Fig. 9 structural representations of flammable solid pyrolysis of waste gasification installation of the present invention;
Glide path figure of Figure 10 flammable solid discarded objects 10 of the present invention in pyrolysis section.
Embodiment
A kind of sludge low cost harmless treatment device, including mud granulizing workshop section and sludge pyrolysis gas chemical industry section;
Described mud granulizing workshop section as shown in figure 1, from top to bottom include roll squeezer 2, serrated knife granulating machine 3 and stirring successively
Formula drying machine 4;
As shown in Figures 2 and 3, the charging aperture of roll squeezer 2 sets loading hopper 22, and the roll squeezer 2 is included to rotating drum
25, the spacing to rotating drum 25 can adjust, and the device of the spacing adjustment includes the silk for being separately positioned on roller both ends
Thick stick, cylinder or/and oil cylinder;Pass through the adjustment of spacing so that the thickness of sludge cake is in appropriate scope, in order to next step
Slitting;Described to set the material scraping plate 26 being adjacent to the surface of rotating drum 25 to the discharging opening of rotating drum 25, material scraping plate 26 can prevent dirt
Mud cake is bonded in cylinder surface due to stickiness so that the ratio of briquetting and speed of production of sludge cake reduce;
As shown in Figures 4 and 5, the charging aperture of serrated knife granulating machine 3 docks the discharging opening of the roll squeezer 2, the serrated knife into
Grain machine 3 is included to revolving serrated knife 34, and the described pair of surface of rotation serrated knife 34 sets groove, the spacing of described pair of rotation serrated knife 34 along direction of rotation
It can adjust, the device of the spacing adjustment includes the leading screw, cylinder or/and oil cylinder for being separately positioned on roller both ends;By
Away from adjustment so that the shape of sludge bar is in suitable scope so that is more easy to fragment into smaller particle.The serrated knife granulating
The discharging opening of machine 3 sets the clear frid 35 being close to rotation serrated knife 34 surface, the notch geometry of clear frid 35 and the groove to revolving serrated knife 34
The shape of bottom and groove face is coincide, and clear frid 35 removes the mud granule being bonded in the rotation bottom land of serrated knife 34 and groove face, increase in time
The operational efficiency of equipment;
The roll squeezer 2 is hollow to rotation serrated knife main shaft 36 to rotating drum main shaft 27 and the serrated knife granulating machine 3
Axle, the hollow shaft set air inlet section and exhaust section, roll squeezer are connected respectively to the air inlet section and exhaust section of rotating drum main shaft 27
Refrigerant exit 21 and roll squeezer refrigerant inlet 24, the air inlet section of described pair of rotation serrated knife main shaft 36 connected respectively with exhaust section serrated knife into
Grain machine refrigerant import 31 and serrated knife granulating machine refrigerant exit 32;
The air inlet section and exhaust section are separated by cut-off or real core, the cut-off or real core both ends be set into respectively hole and
Portal;The inside of the roll squeezer 2 and serrated knife granulating machine 3 sets cavity, and the cavity is connected with entering hole and portalling respectively;It is described
Refrigerant 5 enters hole into the roll squeezer 2 and the internal cavities of serrated knife granulating machine 3 by air inlet section, reduces in equipment and equipment
Sludge temperature, freeze it, by portalling and the specified location outside exhaust section device for transferring, the refrigerant is external equipment
The cryogen of offer;The roll squeezer 2 and serrated knife granulating machine 3 constantly accelerate dirt during sludge is handled, by freezing
The rolling of mud is freezed so that the better protrusion of final granulating;
Together with the serrated knife granulating machine 3 and the external connection of roll squeezer 2, by being arranged on serrated knife in the operation of rolling
The air inlet of air inlet 33 of the bottom of granulating machine 3, it is vented by the air exhauster 6 for being arranged on the top exhaust outlet 23 of roll squeezer 2;
As shown in Fig. 6,7 and 8, the stirring type dryer 4 is up and down with end cap cylinder, upper end cover setting drying machine
Charging aperture 46 and moisture exhausting port 47, bottom end cover set drying machine discharge gate 45, drying machine Heating medium 41 and the outlet of drying machine heating agent
42;If the dryer inner is divided into dried layer by multiple dividing plates, the dividing plate is divided into the large baffle 49b and inner circle of cylindrical opening
The small baffle 49a of opening, the diaphragm internal set heating chamber, the heating chamber by pipeline respectively with drying machine Heating medium
41 and the connection of drying machine heating agent outlet 42, by heated barrier, indirectly heat mud granule, make to form HTHP in drying machine
Environment so that moisture in mud granule or ice bits vaporization distillation, reach the purpose of dry mud granule;The moisture exhausting port 47
High-temperature steam is externally discharged by valve not timing, while ensureing internal environment, excludes the steam in sludge;The heating agent bag
The high temperature fluid provided by external equipment is provided;
The dividing plate top sets scraper plate, and the scraper plate presets different angles, drying machine main shaft is fixed on by skeleton
On, the drying machine main shaft at same direction of rotation, by forward direction arrangement positive scraper plate 48a or reversed arrangement it is reverse
Scraper plate 48b transports the material of dividing plate to different positions, falls the septulum of the large baffle 49b or inner circle opening in the cylindrical opening of lower floor
Plate 49a, until dropping out drying machine discharge gate 45;The main shaft bottom sets power set 43 and reductor 44, is rotated for main shaft
Power is provided, the power set 43 include motor and fuel oil or gas engine, and the reductor 44 subtracts including bevel gear
Fast machine, parallel gears reductor and planet-gear speed reducer;
The charging aperture 46 and discharge gate 45 of the stirring type dryer are respectively provided with sealing conveyer, the sealed conveying
Machine includes sealed Shaftless screw conveyor, and the helical blade of the sealed Shaftless screw conveyor sets dividing plate, makes sealing
The O-shaped shell of formula Shaftless screw conveyor and multiple sealing cavities are formed with dividing plate helical blade, ensureing material in work
While conveying, the sealing of equipment is kept;
The roll squeezer 2 and serrated knife granulating machine 3 evaporate caused water vapour discharges from exhaust outlet 23, stirring type dryer 4
Water vapour caused by evaporation is discharged from the moisture exhausting port 47 being located on top cover, if any peculiar smell, what exhaust outlet 23 and moisture exhausting port 47 were discharged
Gas empties after can be collected into spray column processing deodorization;
The mud granule 10 of mud granulizing workshop section is delivered to sludge pyrolysis gas chemical industry section by the sealing conveyer;
Described sludge pyrolysis gas chemical industry section, as shown in figure 9, including body of heater 7, described body of heater 7 is jacket type structure,
It is full of cooling water in chuck, described body of heater 7 divides for pyrolysis section and gasification section, and the intersection of described pyrolysis section and gasification section is set
A material collecting tank 714 is equipped with, revolving plow reclaimer 715 is installed in the bottom of described material collecting tank 714;
The gasification section is located at the bottom of body of heater 7, and quartz sand import 711, hot blast are offered in the side wall of the gasification section
Import 713, vapor import 712 and solid material extraction mouth 708;It is further opened with starting burning in the side wall of described gasification section
Device 709;
Described pyrolysis section is located at the top of body of heater 7, and motor 706 is provided with the top of described pyrolysis section, described
The bottom of motor 706 agitating shaft 701, the length of described agitating shaft 301 and highly consistent, the institute of pyrolysis section are installed
The agitating shaft 701 stated is located at the center of pyrolysis section, and described agitating shaft 701 is connected with multilayer scraper plate by connecting rod 702
7021;The side wall of described body of heater 3 is disposed with the big disk of multiple large cylindrical openings positioned at the lower section of scraper plate 7021 alternatively up and down
703 and the roundel 704 of inner circle opening, the top side of described pyrolysis section offers charging aperture, and the charging aperture is nearby pacified
Equipped with hopper 8, the discharging opening of described hopper 8 is connected with feeding spiral conveyer 9, described feeding spiral conveyer 9 it is defeated
Material mouth is stretched into pyrolysis section through the charging aperture of pyrolysis section, and dried mud granule 10 is delivered to the big disk of the top
703 surface;
Air cooling equipment is connected with described motor 706, the air intake of described air cooling equipment is connected with cold wind, the wind
The outlet air end of device for cooling is connected by pipeline with the cold end of preheater 707;
Offer a side take-off mouth at the top of the gasification section, described side take-off mouth is by high temperature cigarette caused by gasification section
Gas extraction is divided into two branch roads, and one of branch road is connected by pipeline with the gas approach 705 of pyrolysis section, and described flue gas enters
Mouth 705 is connected with the internal cavities of big disk 703 and roundel 704, and other in which branch road passes through pipeline and preheater 707
Hot junction is connected;
Described preheater 707 is dividing wall type heat exchanger, goes to supply follow-up work as thermal source after the flue gas heat exchange in hot junction
Section uses, and is changed into hot blast after the heat exchange of described cold end, and hot blast enters the hot wind inlet of gasification section by pipeline.
Further, above-mentioned sludge low cost harmless treatment device, the cold end of described preheater 707 are also associated with one
Road, the branch road are connected by pipeline with air-cooler.
Further, above-mentioned sludge low cost harmless treatment device, the big disk 703 and roundel of described pyrolysis section
Temperature element is installed in 704 card, to detect the temperature of big disk 703 and roundel 704, in the operating condition, greatly
The temperature control on disk 703 and the surface of roundel 704 is at 400-600 DEG C.
Further, above-mentioned sludge low cost harmless treatment device, cooling water in described chuck is from the bottom of chuck
Into after entering drum gasification at the top of chuck, the vapor import for passing through gasification section by vapor pipeline enters gasification
Section, offer multiple nozzles, and the lower arrangement of direction of the nozzle on the pipeline that described vapor pipeline is located in gasification section.
It is located in vapor pipeline on the pipeline of gasification section and opens up multiple nozzles, and the effect that nozzle is arranged down is that vapor is whole
Individual gasification section functions as reaction raw materials, is reacted with the organic matter in sludge and the hot blast for entering gasification section, by sludge
In organic compound combustion gasification, be finally translated into ash content, vapor, which is uniformly distributed, contributes to combustion even, thoroughly.
Further, above-mentioned sludge low cost harmless treatment device, described pyrolysis section top offer pyrolysis gas outlet
Mouthful, the hot wind inlet that pyrolysis gas is delivered to gasification section by the gas pipeline that is connected with gas outlet by pyrolysis gas is used as gasification section
Fuel.Because the calorific value of pyrolysis gas caused by pyrolysis section is high, the fuel by the pyrolysis gas of pyrolysis section directly as gasification section, save
The energy.
Further, air distribution plate is installed above the air inlet of the hot blast of described gasification section, pacified on described air distribution plate
Equipped with blast cap, reacting field of the air distribution plate as vapor, hot blast (offer oxygen) and sludge (containing organic matter containing C in sludge)
Institute, the side of air distribution plate are provided with slag-drip opening 708, and reacted ash content and quartz sand are discharged, follow-up workshop section by ash content and
Quartzy sand separation, quartz sand recycling, quartz sand is not involved in reacting herein, and main function is as thermal conducting agent.
Further, above-mentioned sludge low cost harmless treatment device, the temperature control of described pyrolysis section is in 400-600
DEG C, the temperature control of the gasification section is at 800-1000 DEG C.
Further, the inside of above-mentioned sludge low cost harmless treatment device, described big disk 703 and roundel 704
For cavity structure, cavity is interior to be full of superheated steam or conduction oil.
Further, above-mentioned sludge low cost harmless treatment device, described pyrolysis section top offer pyrolysis gas outlet
Mouthful, the hot wind inlet that pyrolysis gas is delivered to gasification section by the gas pipeline that is connected with gas outlet by pyrolysis gas is used as gasification section
Fuel.
Further, above-mentioned sludge low cost harmless treatment device, the series of the roll squeezer 2 is the nature no more than 10
Number, the spacing to rotating drum 25 of the multistage roll squeezer 2 are sequentially reduced;The series of the serrated knife forming machine 3 is no more than 10
Natural number, the multistage serrated knife granulating machine 3 to revolve serrated knife 34 spacing be sequentially reduced.
The operation principle of sludge freezing prilling section of the present invention:Simple air-dry will be passed through by feeder 1 first
Transport that (operating parameter in roll squeezer 2 is temperature control at 0.01 DEG C, Stress control to roll squeezer 2 with the sludge of precipitation process
In 610.75Pa) loading hopper 22;Then, loading hopper 22 will freeze into roll squeezer 2 after material collection and be rolled into thin mud
Cake;Again, serrated knife granulating machine 3 cuts into inch strips thin mud cake, and freezing further reduces its moisture, and strip sludge is made by gravity
The particle of not regular length is formed with fragmentation;Meanwhile cold air is sucked by air exhauster 6 and air inlet 33 so that after freezing
Moist part distillation in sludge;Finally, the mud granule after freezing enters the stirring type dryer 4 closed and passes through heating for multiple times
With stir, by the moisture of mud granule by distilling or vaporizing, decrease below 35%, pyrolytic gasification transported to by discharging machine 5
Workshop section.
In roll squeezer 2, for temperature control at 0.01 DEG C, Stress control reaches what ice in mud granule was considered to be worth doing in 610.75Pa
Three phase point, ice bits distillation is made in the case where not destroying mud granule form, while decrease the generation of peculiar smell.
Contain substantial amounts of heavy metal and various types of organic matters in sludge, if sludge directly inclines after simple sterilizing
In ground end or the lowest point, small investment is quick, capacity is big, but buries the defects of embankment formula can not make up there is also itself, and one
Aspect, which buries to fill out, itself can not finally eliminate pollution, and simply delay caused by pollution the time, and containing in sludge largely has
Machine thing, germ and heavy metal, heavy metal belong to metal values resource, pyrolyzing sludge gasification installation provided by the invention, adopted
Sludge is thoroughly burnt with the mode of pyrolysis, gasification, the pollution of sludge is reduced from root, and heavy metal is collected, is entered
Follow-up recovery.
The operation principle of sludge pyrolysis gas chemical industry section provided by the invention is:As shown in Figure 10, dried mud granule
By being collected in hopper 8, mud granule enters the pyrolysis section of pyrolysis gasification furnace by feeding spiral conveyer 9 in hopper 8
On the big disk 703 of the top, motor driving agitating shaft 701 rotates, and agitating shaft 701 drives scraper plate 7021 to rotate, (scraper plate
Effect in 7021 steering and roundel 704 on big disk 703 is on the contrary, its cloth angle setting by adjusting the blade of scraper plate 7021
Degree can be achieved, identical with Fig. 7 and Fig. 8 operation principles) promote mud granule 10 to be moved to the center of big disk 703, big disk
703 for hollow disc structure, mud granule 10 fall from the hollow round hole of big disk 703, fall into positioned at the small of its lower end
On disk 704, mud granule 10 moves to the direction away from roundel 704 under the influence of centrifugal force, reaches roundel 704
Edge, mud granule 10 are fallen from roundel 704, are fallen on the big disk 703 of the lower section of roundel 704, mud granule
10 fall from top to bottom during by big disk 703 and roundel 704 effect, operation of the mud granule 10 in cracking zone
Track is elongated, increases the pyrolysis time of mud granule 10, makes the cracking of mud granule more thorough.Mud granule 10 is cracking
The thermal source in area comes from high-temperature gasification combustible gas caused by gasification zone, and combustible gas caused by gasification zone has a variety of effects:1) from gas
Change area and be transported to pyrolysis zone, the thermal source as pyrolysis zone uses;2) heat of the side take-off branch road of flue gas also as preheater 707
Source, to heat cold wind, so it is changed into hot blast into the cold wind of gasification section, hot blast enters gasification section, than directly entering using cold wind
Enter that the heat loss of gasification section is few, because the temperature difference of hot blast and gasification section is small, the temperature difference of cold wind and gasification section is big, if directly used
Cold wind enters gasification section, and entropy loss when cold wind meets with gas in gasification section is big, enters gasification section, hot blast and gas using hot blast
The entropy loss changed when gas meets in section is big;Still further aspect directly enters gasification section using hot blast, temperature change in gasification section
Amplitude is smaller, control gasification section easy to operation.
The advantages of device of sludge pyrolysis gas chemical industry section of the present invention has fixed bed and moving bed concurrently:
The pyrolysis section of multiple field has the following advantages that:1. the residence time is easily controllable;It is compared with traditional pyrolysis oven, no
It is that by material block, gravity itself declines completely, by the rotating speed for controlling agitating shaft, in that context it may be convenient to conditioning of mud particle (such as it is dirty
Mud particle) in the residence time of pyrolysis section.2. operating flexibility is larger, operation requires simpler than fluidizing type pyrolysis oven, conveniently.3. pass
Thermal effect is good.The heat transfer area provided in same units volume is bigger than rotary kiln type pyrolysis oven, and multiple field pyrolysis section belongs to quiet
Equipment, rotary kiln and the dynamic equipment of fluidizing type pyrolysis oven category, manufacture, safeguard complexity.4. can hierarchical control temperature, can in big disk and
Temperature element is installed, according to the temperature of mud granule on disk 10, regulation in real time enters the flow velocity of cracking section flue gas on roundel.
The production capacity of pyrolysis gasifying device of the present invention is 1.5 times of rotary kiln pyrogenation stove, be can be provided in same volume
Heat exchange area is l-3 times of rotary kiln pyrogenation stove, and it is the rotation for leaning on whole cylinder that material, which rotates, in rotary kiln pyrogenation stove
Drive, and the rotation of the mud granule (such as mud granule) 10 of pyrolyzing sludge gasification installation of the present invention is by stirring
Axle drives, and so saves electric energy, reduces operating cost.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using the present invention.
Person skilled in the art obviously can easily make various modifications to these embodiments, and described herein general
Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to embodiment here, sheet
Art personnel do not depart from improvement that scope made and modification all should be in the present invention according to the announcement of the present invention
Protection domain within.
Claims (8)
1. a kind of sludge low cost harmless treatment device, it is characterised in that gasify including mud granulizing workshop section and pyrolyzing sludge
Workshop section;
Described mud granulizing workshop section from top to bottom includes roll squeezer (2), serrated knife granulating machine (3) and stirring type dryer successively
(4);
Roll squeezer (2) charging aperture sets loading hopper (22), and the roll squeezer (2) is included to rotating drum (25), described right
Rotating drum (25) discharging opening sets the material scraping plate (26) being adjacent to rotating drum (25) surface;
Serrated knife granulating machine (3) charging aperture docks the discharging opening of the roll squeezer (2), and the serrated knife granulating machine (3) includes pair
Serrated knife (34) is revolved, described pair of rotation serrated knife (34) surface sets groove along direction of rotation, and serrated knife granulating machine (3) discharging opening is set
It is close to the clear frid (35) to revolving serrated knife (34) surface;
The main shaft of the roll squeezer (2) and serrated knife granulating machine (3) is hollow shaft, and the hollow shaft sets approach section and discharge section,
The approach section and row's air outlet section are separated by cut-off or real core, and the cut-off or real core both ends are set into hole and portalled respectively;
The inside of the roll squeezer (2) and serrated knife granulating machine (3) sets cavity, and the cavity is connected with entering hole and portalling respectively;
The serrated knife granulating machine (3) and the roll squeezer (2) together, are set by cage connection in serrated knife granulating machine (3) bottom
Air inlet (33) is put, exhaust outlet (23) is set at the top of roll squeezer (2), the exhaust outlet sets air exhauster (6);
For the stirring type dryer (4) if being divided into dried layer by multiple dividing plates, the dividing plate is divided into the large baffle of cylindrical opening
(49b) and the small baffle of inner circle opening (49a), the diaphragm internal set cavity, and the dividing plate top sets scraper plate, described to scrape
Plate transports the material of dividing plate to different positions by presetting different angles in same direction of rotation;The stirring-type is dried
The charging aperture and discharge gate of machine are respectively provided with sealing conveyer;Material is delivered to pyrolyzing sludge gasification by the sealing conveyer
Workshop section;
Described sludge pyrolysis gas chemical industry section, including body of heater (7), described body of heater (7) are jacket type structure, are full of in chuck
Cooling water, described body of heater (7) are divided into pyrolysis section and gasification section, and the intersection of described pyrolysis section and gasification section is provided with a collection
Hopper (714), revolving plow reclaimer (715) is installed in the bottom of described material collecting tank (714);
The gasification section is located at the bottom of body of heater (7), and quartz sand import (711), hot blast are offered in the side wall of the gasification section
Import (713), vapor import (712) and solid material extraction mouth (708);It is further opened with opening in the side wall of described gasification section
Dynamic burner (709);
Described pyrolysis section is located at the top of body of heater (7), and motor (706) is provided with the top of described pyrolysis section, described
The bottom of motor (706) agitating shaft (701), the length of described agitating shaft (301) and the height of pyrolysis section are installed
Unanimously, described agitating shaft (701) is located at the center of pyrolysis section, and described agitating shaft (701) is connected by connecting rod (702)
There is multilayer scraper plate (7021);The side wall of described body of heater (3) is disposed with multiple big below scraper plate (7021) alternatively up and down
The big disk (703) of cylindrical opening and the roundel (704) of inner circle opening, the top side of described pyrolysis section offer charging
Mouthful, the charging aperture is nearby provided with hopper (8), and the discharging opening of described hopper (8) is connected with feeding spiral conveyer (9),
The conveying mouth of described feeding spiral conveyer (9) is stretched into pyrolysis section through the charging aperture of pyrolysis section, by dried sludge
Particle (10) is delivered to the surface of the big disk (703) of the top;
Air cooling equipment is connected with described motor (706), the air intake of described air cooling equipment is connected with cold wind, described air-cooled
The outlet air end of device is connected by pipeline with the cold end of preheater (707);
A side take-off mouth is offered at the top of the gasification section, described side take-off mouth adopts high-temperature flue gas caused by gasification section
Go out to be divided into two branch roads, one of branch road is connected by pipeline with the gas approach (705) of pyrolysis section, described gas approach
(705) internal cavities with big disk (703) and roundel (704) are connected, and other in which branch road passes through pipeline and preheater
(707) hot junction is connected;
Described preheater (707) is dividing wall type heat exchanger, goes to supply follow-up workshop section as thermal source after the flue gas heat exchange in hot junction
Use, be changed into hot blast after the heat exchange of described cold end, hot blast enters the hot wind inlet of gasification section by pipeline.
2. sludge low cost harmless treatment device according to claim 1, it is characterised in that described preheater
(707) cold end is also associated with a branch road, and the branch road is connected by pipeline with air-cooler.
3. sludge low cost harmless treatment device according to claim 1, it is characterised in that described pyrolysis section it is big
Temperature element is installed in the card of disk (703) and roundel (704), to detect big disk (703) and roundel (704)
Temperature, in the operating condition, the temperature control on big disk (703) and roundel (704) surface is at 400-600 DEG C.
4. sludge low cost harmless treatment device according to claim 1, it is characterised in that cold in described chuck
But water enters from the bottom of chuck, is discharged from the top of chuck, after heating and gasifying in drum, passes through vapor pipeline
Vapor import through gasification section enters gasification section, is offered on the pipeline that described vapor pipeline is located in gasification section more
Individual nozzle, and the mouth down that goes out of the nozzle is arranged.
5. sludge low cost harmless treatment device according to claim 1, it is characterised in that the temperature of described pyrolysis section
Degree control is at 400-600 DEG C, and the temperature control of the gasification section is at 800-1000 DEG C.
6. pyrolyzing sludge gasification installation according to claim 1, it is characterised in that described big disk (703) and roundlet
The inside of disk (704) is cavity structure, is full of superheated steam or conduction oil in cavity.
7. sludge low cost harmless treatment device according to claim 1, it is characterised in that at the top of described pyrolysis section
Offer pyrolysis gas gas outlet, pyrolysis gas is delivered to the hot blast of gasification section by the gas pipeline that is connected with gas outlet by pyrolysis gas
Fuel of the import as gasification section.
8. sludge low cost harmless treatment device as claimed in claim 1, it is characterised in that:The level of the roll squeezer (2)
Number is the natural number no more than 10, and the spacing to rotating drum (25) of the multistage roll squeezer (2) is sequentially reduced;The serrated knife into
The series of type machine (3) is the natural number no more than 10, and the spacing to rotation serrated knife (34) of the multistage serrated knife granulating machine (3) is successively
Reduce.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711196207.0A CN107746168B (en) | 2017-11-25 | 2017-11-25 | Sludge low-cost innocent treatment device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711196207.0A CN107746168B (en) | 2017-11-25 | 2017-11-25 | Sludge low-cost innocent treatment device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107746168A true CN107746168A (en) | 2018-03-02 |
CN107746168B CN107746168B (en) | 2024-03-15 |
Family
ID=61252463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711196207.0A Active CN107746168B (en) | 2017-11-25 | 2017-11-25 | Sludge low-cost innocent treatment device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107746168B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108484121A (en) * | 2018-06-12 | 2018-09-04 | 蔡梦君 | Centralized making brick from sludge pretreating device |
CN111905651A (en) * | 2020-09-09 | 2020-11-10 | 上海康恒环境股份有限公司 | Vertical sludge drying and granulating integrated machine |
CN111943276A (en) * | 2020-08-05 | 2020-11-17 | 南京荟智环境科技合伙企业(有限合伙) | Process for efficiently and energy-saving recycling treatment of high-organic-content poly-iron sludge |
CN113087337A (en) * | 2021-04-06 | 2021-07-09 | 深圳市捷晶能源科技有限公司 | Sludge treatment system |
CN113880387A (en) * | 2021-08-31 | 2022-01-04 | 宜兴市吉尼科技有限公司 | Sludge low-temperature drying system based on cold ablation |
CN114735914A (en) * | 2022-02-28 | 2022-07-12 | 山东水利建设集团有限公司巨野分公司 | Comprehensive sludge concentration tank system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201101957Y (en) * | 2007-09-04 | 2008-08-20 | 汕头市奇佳机械厂有限公司 | Granulator |
CN101775315A (en) * | 2009-12-25 | 2010-07-14 | 卢秉威 | Double-bed sludge gasification furnace |
CN203265240U (en) * | 2013-04-07 | 2013-11-06 | 邢力 | Device for preparing fuel gas by utilizing domestic garbage and generating power by utilizing fuel gas |
CN103623745A (en) * | 2012-08-28 | 2014-03-12 | 北大工学院绍兴技术研究院 | Granulation drying apparatus for wet sludge |
CN104818035A (en) * | 2015-04-17 | 2015-08-05 | 龙口市中晟新能源科技开发有限公司 | Disk-type powdery substance pyrolysis device |
CN104826548A (en) * | 2014-09-03 | 2015-08-12 | 张元才 | Combined-type granulating machine |
CN207933252U (en) * | 2017-11-25 | 2018-10-02 | 圣火科技(河南)有限责任公司 | A kind of sludge low cost harmless treatment device |
-
2017
- 2017-11-25 CN CN201711196207.0A patent/CN107746168B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201101957Y (en) * | 2007-09-04 | 2008-08-20 | 汕头市奇佳机械厂有限公司 | Granulator |
CN101775315A (en) * | 2009-12-25 | 2010-07-14 | 卢秉威 | Double-bed sludge gasification furnace |
CN103623745A (en) * | 2012-08-28 | 2014-03-12 | 北大工学院绍兴技术研究院 | Granulation drying apparatus for wet sludge |
CN203265240U (en) * | 2013-04-07 | 2013-11-06 | 邢力 | Device for preparing fuel gas by utilizing domestic garbage and generating power by utilizing fuel gas |
CN104826548A (en) * | 2014-09-03 | 2015-08-12 | 张元才 | Combined-type granulating machine |
CN104818035A (en) * | 2015-04-17 | 2015-08-05 | 龙口市中晟新能源科技开发有限公司 | Disk-type powdery substance pyrolysis device |
CN207933252U (en) * | 2017-11-25 | 2018-10-02 | 圣火科技(河南)有限责任公司 | A kind of sludge low cost harmless treatment device |
Non-Patent Citations (1)
Title |
---|
日本粉体工业协会等: "《干燥装置手册》", 上海科学技术出版社, pages: 68 - 70 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108484121A (en) * | 2018-06-12 | 2018-09-04 | 蔡梦君 | Centralized making brick from sludge pretreating device |
CN111943276A (en) * | 2020-08-05 | 2020-11-17 | 南京荟智环境科技合伙企业(有限合伙) | Process for efficiently and energy-saving recycling treatment of high-organic-content poly-iron sludge |
CN111905651A (en) * | 2020-09-09 | 2020-11-10 | 上海康恒环境股份有限公司 | Vertical sludge drying and granulating integrated machine |
CN113087337A (en) * | 2021-04-06 | 2021-07-09 | 深圳市捷晶能源科技有限公司 | Sludge treatment system |
CN113087337B (en) * | 2021-04-06 | 2022-03-08 | 深圳市捷晶能源科技有限公司 | Sludge treatment system |
CN113880387A (en) * | 2021-08-31 | 2022-01-04 | 宜兴市吉尼科技有限公司 | Sludge low-temperature drying system based on cold ablation |
CN114735914A (en) * | 2022-02-28 | 2022-07-12 | 山东水利建设集团有限公司巨野分公司 | Comprehensive sludge concentration tank system |
Also Published As
Publication number | Publication date |
---|---|
CN107746168B (en) | 2024-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107746168A (en) | A kind of sludge low cost harmless treatment device | |
CN207933252U (en) | A kind of sludge low cost harmless treatment device | |
CN104946279B (en) | Swinging heat stepwise biomass continuous pyrolysis equipment | |
CN204079889U (en) | A kind of pyrolysis plant of organic solid waste process | |
CN101602565B (en) | Process for treating dehydrated sludge in sewage treatment plant | |
CN208717138U (en) | A kind of two-layer cylinder sludge carbonization device | |
CN102382664B (en) | Step purification quality-improving machining equipment of low rank coal | |
CN107777858A (en) | A kind of sludge freezing prilling process and device | |
CN107794094A (en) | A kind of flammable solid pyrolysis of waste gasification installation and method | |
CN206385084U (en) | A kind of continous way charging and solid and gas are automatically separated the carbonizing plant of reduction and gaseous charcoal processed | |
CN107022365A (en) | The converting equipment of indirect-heating and low order pyrolytic process of coal | |
CN104819470B (en) | A kind of biomass class solid waste and dangerous waste processing system | |
CN105855274A (en) | Household garbage disposal system and method | |
CN208829530U (en) | A kind of three energy-efficient rotary drying equipments | |
CN207537405U (en) | A kind of flammable solid pyrolysis of waste gasification installation | |
CN106675589A (en) | Exhaust gas and waste heat recovery technology for biochar preparation by sludge reduction gasification | |
CN107267170A (en) | Biomass carbonization pyrolysis installation | |
CN105481037B (en) | Substance thermally decomposes sub-argument device | |
CN107118788B (en) | A kind of powder material pyrolysis oven | |
CN204730209U (en) | A kind of living beings class solid waste and the useless treatment system of danger | |
CN107814472A (en) | A kind of sludge drying processing method and device | |
CN205833820U (en) | The processing system of one way of life rubbish | |
CN207581635U (en) | A kind of sludge freezes prilling granulator | |
CN207121573U (en) | A kind of powder shape material pyrolysis oven | |
CN105505421B (en) | A kind of middle low temperature coal temperature divides distillation system and method for destructive distillation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |