CN110316927A - A kind of the pyrolysis process device and application method of sludge preparation biological carbon - Google Patents
A kind of the pyrolysis process device and application method of sludge preparation biological carbon Download PDFInfo
- Publication number
- CN110316927A CN110316927A CN201910517011.XA CN201910517011A CN110316927A CN 110316927 A CN110316927 A CN 110316927A CN 201910517011 A CN201910517011 A CN 201910517011A CN 110316927 A CN110316927 A CN 110316927A
- Authority
- CN
- China
- Prior art keywords
- carbonizing chamber
- sludge
- insulation shell
- discharge
- biological carbon
- 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.)
- Pending
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 53
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 43
- 230000008569 process Effects 0.000 title claims abstract description 40
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 238000010000 carbonizing Methods 0.000 claims abstract description 87
- 238000009413 insulation Methods 0.000 claims abstract description 55
- 239000000463 material Substances 0.000 claims abstract description 38
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 238000003763 carbonization Methods 0.000 claims abstract description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000002912 waste gas Substances 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 23
- 239000010808 liquid waste Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 16
- 238000000746 purification Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 14
- 239000002699 waste material Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 11
- 238000010079 rubber tapping Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 238000002386 leaching Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- 239000002689 soil Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001027 hydrothermal synthesis Methods 0.000 description 2
- -1 insulation shell Chemical compound 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000021267 infertility disease Diseases 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 238000011020 pilot scale process Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000004065 wastewater treatment 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
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- 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 discloses the pyrolysis process devices and application method of a kind of sludge preparation biological carbon.The device includes insulation shell, carbonizing chamber, agitating device and material conveying device out, sealing cover is arranged in insulation shell upper end, nitrogen inlet, material inlet, agitating device, waste gas outlet and sensor are disposed on sealing cover, setting carbonizing chamber in insulation shell, discharge component and material conveying device out, discharge component is set below carbonizing chamber, material conveying device is provided below discharge component；It is provided with heating coil between carbonizing chamber and insulation shell, heating coil spirals setting around carbonizing chamber, is provided with cooling coil between discharge component and insulation shell, and cooling coil surrounds discharge pipe and spirals setting；The device can efficiently use the resource and the energy of sludge, and equipment is simple, and input cost is low, and four equipment cooperate and complete carbonization and the transportation work of sludge jointly, easy to operate, can be continuously produced, significantly improve production efficiency.
Description
Technical field
The present invention relates to biological carbon preparation technical fields, and in particular to a kind of pyrolysis process device of sludge preparation biological carbon
And application method.
Background technique
With the reinforcement of economic development and people's environmental consciousness, urban wastewater treatment cause is continued to develop, and sewage plant is always located
Reason water and degree for the treatment of constantly will expand and improve, and the sludge quantity of generation also increasingly increases.The investment of specific resistance to filtration and
Running cost is higher, such as mishandling, will cause " secondary pollution ", this has become field of environment protection problem, is concerned.It is discarded
Object recycling is the hot topic handled instantly, and scientist will be using biomass as raw material, and destructive distillation, pyrolysis are formed by under anaerobic state
A kind of carbonaceous material is known as " biological carbon ".Good reputation of many scientists titled with biological carbon " black gold ".Biological carbon can be long-term
Steadily it is present in nature, there is persistent infertile field fertile soil, promotes Soil Microorganism breeding, promote plant growth,
To carbon dioxide absorption, make the function of Carbon Dioxide in Air reduction；Biological carbon is rich in micropore, can not only supplement having for soil
Machine object content, can also improve the gas permeability and drainage of soil, moisture needed for accumulation plant root, effectively save moisture and
Nutriment is increase soil fertility.
Just because of biological carbon has so many advantage, the technique of solid waste biological carbon and its device are complete now
It is risen within the scope of state, but can industrialize due, large-scale production has not been reported, and rests essentially within laboratory and pilot scale rank
Section.Hydrothermal carbonization technology reduces the requirement and consuming to pre-treatment because not limited by biomass material moisture content, thus
Greatly expand the application range of carbonization technique.Other than the drying process for eliminating high energy consumption, sludge can also be achieved on the spot
It solves, has saved transportation cost, in addition, the reaction condition of hydrothermal carbonization is more mild (usually between 180-350 DEG C), processing
Faster, solid productivity is higher for speed.The device of biological carbon is used to prepare in currently available technology, most equipment is huge, is produced into
This height；And miniature precision equipment is mainly used for experimental study use, is unfavorable for the popularization and application of sludge organism carbon technique, in addition,
Some devices there is apparatus structures it is unreasonable, complicated for operation the problems such as, can not continuous operations, working efficiency it is low.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of pyrolysis of sludge preparation biological carbon to add
Tooling is set and application method, which can efficiently use the resource and the energy of sludge, and device includes insulation shell, carbonizing chamber, stirs
Device and out four units of material conveying device are mixed, equipment is simple, and input cost is low, and four equipment cooperate completes sludge jointly
Carbonization and transportation work, easy to operate, continuous production, improve production efficiency.
To achieve the goals above, the invention provides the following technical scheme:
A kind of pyrolysis process device of sludge preparation biological carbon, including insulation shell, carbonizing chamber, agitating device and discharging are defeated
Send device；The insulation shell is set on mounting rack；The insulation shell upper end is arranged sealing cover, on the sealing cover successively
It is provided with nitrogen inlet, material inlet, agitating device, waste gas outlet and sensor；Cylinder method is provided on the insulation shell
Blue and mounting flange, shell flange are located at insulation shell upper edge position, and mounting flange is set to shell flange top, cylinder
Flange is closely coupled with mounting flange, and the mounting flange matches with the shell flange；It is arranged on the material inlet
There is the second sealed valve；Setting carbonizing chamber in the insulation shell, discharge component and material conveying device out, below the carbonizing chamber
Discharge component is set, material conveying device is provided below the discharge component；The discharge component includes being arranged in the carbonization
The discharge pipe of room bottom end, rotation is provided at least two discharge rollers, shape between two discharge rollers in the discharge pipe
At tapping channel, driving motor is connected separately on two discharge rollers；Protrusion is provided on the discharge roller；The sensing
Device includes concentration sensor, temperature sensor and pressure sensor；
The insulation shell inner surface is provided with several protrusions；It is provided with and adds between the carbonizing chamber and the insulation shell
Hot coil, the heating coil spiral setting around the carbonizing chamber, the heating coil in both ends offer thermal medium into
Mouth and thermal medium outlet, the upper end of heating coil offer thermal medium outlet, and heating coil tail end offers thermal medium inlet, institute
It states and is provided with cooling coil between discharge component and the insulation shell, the cooling coil both ends offer cold medium import respectively
It is exported with cold medium, cold medium import is set to the tail end of cooling coil, and cold medium exports the upper end for being set to cooling coil, encloses
It spirals setting around the discharge pipe；The discharge opening is set to insulation shell bottom.
Preferably, the carbonizing chamber bottom surface is sandwich, and the carbonizing chamber bottom surface is provided with first through hole, the interlayer
Sliding is provided with the active pulling-door component to match with the first through hole in structure, and the side of the active pulling-door component is successively
Through the side of the insulation shell and carbonizing chamber.
Preferably, the active pulling-door component includes the slide plate being slideably positioned in the sandwich, the slide plate
Side sequentially passes through the carbonizing chamber and insulation shell is fixedly connected with pulling plate, and the pulling plate is set on the side far from the slide plate
It is equipped with handle.
Preferably, the agitating device includes the work drive motor that the sealing cover top is arranged in, the work drive motor
It is provided with rotary shaft on output shaft, auger piece is provided in the rotary shaft, is set in the auger piece and rotary shaft
It is equipped with the second through-hole, the bottom end of the rotary shaft is rotatablely connected through the carbonizing chamber and the carbonizing chamber bottom end.
Preferably, the rotary shaft bottom end is welded with rotation baffle, the upper surface of the rotation baffle and the carbonizing chamber
Bottom end contradicts, and the rotation baffle matches with the first through hole.
Preferably, the auger piece is variable diameter setting, and the radius below the auger piece is greater than the spiral
Radius above stirring sheet.
Preferably, it is provided with the first sealed valve on the waste gas outlet, connects gas-purification separation device at port.
Preferably, there are the gaps of 3-10cm between the heating coil and the insulation shell and carbonizing chamber, described cold
But retain 2-5cm between coil pipe and the insulation shell and discharge component.
Preferably, one end that the nitrogen inlet protrudes into the carbonizing chamber is provided with pressure distributor；The carbonizing chamber bottom
Portion is connected with liquid waste treating apparatus, double-layer leaching net is arranged in the liquid waste treating apparatus, and be provided in liquid waste treating apparatus side
Level display device is uniformly provided with 3-8mm circular hole on double-layer leaching net.
Preferably, the gas cleaning plant includes air inlet pipe, pressure display unit, air outlet valve, and the air inlet pipe is Z-type,
Upper pipe is connect with waste gas outlet, is evenly arranged with that aperture is 5-8mm, spacing is 10-15cm's in air inlet pipe lower pipeline
Venthole；The air outlet valve is located at gas cleaning plant top, is additionally provided with pressure display unit on the gas cleaning plant.
Preferably, the discharge component includes the discharge pipe that the carbonizing chamber bottom end is arranged in, in the discharge pipe
Rotation is provided at least two discharge rollers, forms tapping channel between two discharge rollers, distinguishes on two discharge rollers
It is connected with driving motor.
A kind of the pyrolysis process device and application method of sludge preparation biological carbon, which comprises the steps of: first
Active pulling-door component is first installed, carbonizing chamber bottom end is closed, then by the sludge after drying pyrolysis processing through object
Expect that import is sent into carbonizing chamber, carry out carbonization treatment, be first shut off the second sealed valve, to prevent air entrance, works as carbonizing chamber
Temperature reaches 300~500 DEG C, is passed through nitrogen by nitrogen inlet and is purged, then turn on work drive motor, stirs sludge
It mixes, on the one hand, to guarantee sludge thermally equivalent, on the other hand, rotary shaft rotation is driven by work drive motor, is further driven to spiral shell
Rotation stirring sheet is rotated, and auger piece rotates at a slow speed, and sludge is passively promoted, with auger piece radius compared with
Small, the sludge positioned at auger piece edge will slide from auger on piece under the effect of gravity, promote pyrolysis anti-
The progress answered, while the sludge to agglomerate is broken up in dropping process because of collision, promotes the progress of pyrolysis, in pyrolytic process
The exhaust gas of generation, which will enter in gas-purification separation device, to be handled, and the waste liquid of generation, which will enter in liquid waste treating apparatus, to carry out
Processing；
It completes to close thermal medium inlet wait be pyrolyzed, opens cold medium import, make to keep 18-25 DEG C in discharge component, pull open
Active pulling-door component at this point, the rotation baffle duration is rotated, while being matched with the first through hole with reality
Existing indirect discharging, the sludge moment for alleviating carbonization completion pour in the phenomenon that discharge component causes congestion, meanwhile, it is cold
But coil pipe will be rapidly cooled the carbonized product slowly flowed into discharge component, in the cooperation of the through-hole and rotation baffle
Lower sludge will persistently flow out to discharge component by carbonizing chamber, the sludge for the completion that is carbonized enter after discharge component will first with discharge roller
It is contacted with tapping channel, is connected separately with driving motor, two driving motor rotation direction phases on two discharge rollers
Instead, it to promote the sludge in the carbonizing chamber by the tapping channel, can smoothly enter into the material conveying device out, above-mentioned
The waste liquid generated in the process enters liquid waste treating apparatus.
The present invention specifically heats material using the mode in heating coil winding hydro-thermal carbonizing chamber, uses simultaneously
Cooling coil winds discharge component, and the sludge completed to carbonization is rapidly cooled using heat exchange principle, improves production efficiency；
Hydrothermal carbonization room separates material and interior cooling coil, collection, stirring conducive to material；To sum up, innovative point of the invention is as follows:
1) structurally reasonable, carbonization it is high-efficient, conducive to sludge organism carbon carry out hydro-thermal method preparation；2) equipment integrated degree is high, grasps
It is low to make simplicity, maintenance difficulties, is convenient for continuous production, greatly improves working efficiency.
Compared with prior art, the beneficial effects of the present invention are:
1. the present invention heats material using the mode in heating coil winding hydro-thermal carbonizing chamber, while using cooling
Coil winding discharge component, the sludge completed to carbonization are rapidly cooled using heat exchange principle, improve production efficiency；Hydro-thermal
Carbonizing chamber separates material and interior cooling coil, collection, stirring conducive to material；Structure of the invention is rationally, be carbonized high-efficient, benefit
In the preparation for carrying out hydro-thermal method to sludge organism carbon.
2. in the present invention, nitrogen inlet is filled with nitrogen, it is discharged by waste gas outlet, it is ensured that anaerobic environment is wanted in reaction
It asks；The gas generated in reaction process is discharged by waste gas outlet, is arranged simultaneously, gas-purification separation device, in order to avoid pollution environment；
It is provided with sensor, mainly for detection of the temperature, pressure, oxygen concentration of equipment, it is ensured that the safety and hydrothermal carbonization of equipment are anti-
That answers goes on smoothly.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for the pyrolysis process device that sludge prepares biological carbon.
Fig. 2 is a kind of intracorporal structural schematic diagram of insulation cladding for the pyrolysis process device that sludge prepares biological carbon.
The carbonizing chamber and the structural representation inside discharge component that Fig. 3 is the pyrolysis process device that a kind of sludge prepares biological carbon
Figure.
Fig. 4 be a kind of sludge prepare the carbonizing chamber of pyrolysis process device of biological carbon, agitating device, go out material conveying device and
The structural schematic diagram of discharge component.
Fig. 5 be a kind of sludge prepare the carbonizing chamber of pyrolysis process device of biological carbon, agitating device, go out material conveying device and
The fractionation structural representation of discharge component.
Fig. 6 is a kind of agitating device for the pyrolysis process device that sludge prepares biological carbon and the structural representation for rotating baffle
Figure.
Fig. 7 is the carbonizing chamber, agitating device and the master for rotating baffle for the pyrolysis process device that a kind of sludge prepares biological carbon
View.
Fig. 8 is cross-sectional view of the Fig. 7 in the direction A.
Fig. 9 is a kind of structural schematic diagram of the discharge component for the pyrolysis process device that sludge prepares biological carbon.
Figure 10 is a kind of structural schematic diagram of the liquid waste treating apparatus 29 for the pyrolysis process device that sludge prepares biological carbon, and
It includes double-layer leaching net 291, level display device 292 schematic diagram.
Figure 11 is a kind of structural schematic diagram of the gas-purification separation device for the pyrolysis process device that sludge prepares biological carbon,
Emission-control equipment 24 includes.
Figure 12 is that a kind of structure of the insulation shell inner surface protrusion 6 for the pyrolysis process device that sludge prepares biological carbon is shown
It is intended to.
All parts are as follows in figure:
Mounting rack 1, insulation shell 2, carbonizing chamber 3, agitating device 4, work drive motor 401, rotary shaft 402, auger piece
403, the second through-hole 404, out material conveying device 5, shell flange 6, mounting flange 7, sealing cover 8, nitrogen inlet 9, material inlet
10, waste gas outlet 11, sensor 12, concentration sensor 121, temperature sensor 122, pressure sensor 123, discharge component 13,
Discharge pipe 131, discharge roller 132, protrusion 133, tapping channel 134, driving motor 135, first through hole 14, active pulling-door component
15, slide plate 151, pulling plate 152, handle 153, heating coil 16, thermal medium inlet 17, thermal medium outlet 18, cooling coil 19, cold
Medium entrance 20, cold medium outlet 21, rotation baffle 22, the first sealed valve 23, gas-purification separation device 24, pressure distribution
Device 25, discharge opening 28, liquid waste treating apparatus 29, air inlet pipe 241, pressure display unit 242, goes out raised 26, second sealed valve 27
Air valve 243.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Such as Fig. 1 to Figure 12, the invention discloses a kind of pyrolysis process device of sludge preparation biological carbon, including mounting rack 1,
Insulation shell 2, carbonizing chamber 3, agitating device 4 and material conveying device 5 out are arranged with the insulation shell 2 on the mounting rack 1,
For the mounting rack 1 to support the insulation shell 2, shell flange 6, the shell flange 6 is arranged in 2 upper end of insulation shell
Mounting flange 7 is arranged in upper end, and the mounting flange 7 matches with the shell flange 6, is provided on the mounting flange 7 close
8 are covered, nitrogen inlet 9, material inlet 10, agitating device 4, waste gas outlet 11 and sensing are disposed on the sealing cover 8
Device 12, setting carbonizing chamber 3 in the insulation shell 2, discharge component 13 and material conveying device 5 out, 3 top of carbonizing chamber and institute
It states 6 top of shell flange to flush, 3 bottom surface of carbonizing chamber is sandwich, and the bottom end of the carbonizing chamber 3 is provided with discharging of waste liquid
Mouthful, the discard solution discharge port is connected with liquid waste treating apparatus 29, and 3 bottom surface of carbonizing chamber is provided with first through hole 14, the folder
Sliding is provided with the active pulling-door component 15 to match with the first through hole 14 in layer structure, the active pulling-door component 15
Side sequentially passes through the side of the insulation shell 2 and carbonizing chamber 3, pulls open the active pulling-door component after pyrolyzing sludge carbonization
15, sludge will flow out to the discharge component 13 by the carbonizing chamber 3, and into the material conveying device 5 out, the activity is drawn
Discharge component 13 is set below door component 15, material conveying device 5, the discharging conveying dress are provided below the discharge component 13
5 sludge for transporting the completion that has been carbonized using shaftless screw paddle are set, are transported in next process；
Heating coil 16 is provided between the carbonizing chamber 3 and the insulation shell 2, the heating coil 16 surrounds the carbon
Change room 3 to spiral setting, there is thermal medium to pass through in the heating coil 16, by heat exchange principle, the carbonizing chamber 3 is carried out
Even heating can quickly control the temperature in the carbonizing chamber 3, the heating dish by controlling the flow velocity and temperature of thermal medium
16 bottom end of pipe is arranged thermal medium inlet 17, and 16 top of heating coil is arranged thermal medium outlet 18, the discharge component 13 with
It is provided with cooling coil 19 between the insulation shell 2, the cooling coil 19 spirals setting around the discharge pipe 131, institute
The setting cold medium import 20 of 19 bottom end of cooling coil is stated, 19 top of the cooling coil setting cold medium exports 21, the cooling
Coil pipe 19 is mainly used for the rapid cooling of carbonized product.
In the present embodiment, the active pulling-door component 15 includes sliding setting and the slide plate 151 in sandwich, institute
The side for stating slide plate 151 sequentially passes through the carbonizing chamber 3 and insulation shell 2 is fixedly connected with pulling plate 152, and the pulling plate 152 is remote
Handle 153 is provided on side from the slide plate 151, the pulling plate 152 is provided with sealing with 2 contact position of insulation shell
Circle.
In the present embodiment, the agitating device 4 includes the work drive motor 401 that 8 top of sealing cover is arranged in, institute
It states and is provided with rotary shaft 402 on the output shaft of work drive motor 401, auger piece 403, institute are provided in the rotary shaft 402
It states and is provided with several second through-holes 404 in auger piece 403 and rotary shaft 402, the setting of second through-hole 404, one
Moisture in sludge can be filtered by aspect, on the other hand, hot inside air be made to circulate, and improve heating efficiency, institute
The bottom end for stating rotary shaft 402 is rotatablely connected through the carbonizing chamber 3 with 3 bottom end of carbonizing chamber.
In the present embodiment, 402 bottom end of rotary shaft is welded with rotation baffle 22, the upper table of the rotation baffle 22
Face and 3 bottom end of carbonizing chamber contradict, and the rotation baffle 22 surrounds the rotary shaft under the driving of the rotary shaft 402
402 make rotating motion, and are entered 13 in 131 component of discharge pipe with controlling the sludge that carbonization is completed, the rotation baffle 22
Match with the first through hole 14,22 duration of rotation baffle is rotated, while with the first through hole 14
Cooperation is thought to realize that indirect discharges, and the sludge moment for alleviating carbonization completion pours in the discharge component 13 and causes congestion
Phenomenon；
In the present embodiment, larger for the viscosity because of wet mud, and it is easy agglomeration, existing carbonizing chamber cannot be good
Suitable for the drying of sludge, sludge agglomeration is serious, the phenomenon that resulting in blockage, sets variable diameter for the auger piece 403, institute
The radius that the radius below auger piece 403 is greater than above the auger piece 403 is stated, the work drive motor 401 is passed through
It drives the rotary shaft 402 to rotate, is further driven to the auger piece 403 and is rotated, the auger piece
403 rotate at a slow speed, and sludge is passively promoted, smaller with 403 radius of auger piece, are located at the auger piece
The sludge at 403 edges will slide from auger piece 403 under the effect of gravity, promote the progress of pyrolytic reaction, together
When the sludge that agglomerates in dropping process, broken up because of collision, promote the progress of pyrolysis.
In the present embodiment, the discharge component 13 includes the discharge pipe 131 that 3 bottom end of carbonizing chamber is arranged in,
In the discharge pipe 131 rotation be provided at least two discharge rollers 132, two discharge rollers 132 are arranged in parallel, it is described go out
Expect to be provided with protrusion 133 on the side of roller 132, the protrusion 133 is axially extending along the discharge roller 132, goes out described in two
Expect to form tapping channel 134 between roller 132, driving motor 135 is connected separately on two discharge rollers 132, described in two
135 rotation direction of driving motor can smoothly enter on the contrary, to promote the sludge in the carbonizing chamber 3 by the tapping channel 134
In the material conveying device 5 out.
In the present embodiment, it is provided with the first sealed valve 23 on the waste gas outlet 11, connects gas at port
Purification separation device 24, the gas-purification separation device 24 are mainly used for being pyrolyzed the recycling of miscellaneous gas, prevent air pollution.
The gas-purification separation device 24 includes air inlet pipe 241, pressure display unit 242, air outlet valve 243, is prepared in sludge organism carbon
The exhaust gas generated in journey enters gas-purification separation device 24 by air inlet pipe 241, fills alkali inside gas-purification separation device
Property treatment fluid (ethanol solution of 95%5mol/L), when exhaust gas enters basic treatment by the aperture opened up around air inlet pipe 241
Liquid is simultaneously reacted with alkaline processing liquid, reaches purification separation effect, and furthermore 24 side of gas cleaning plant is provided with pressure display unit
242, when the gas pressure in gas cleaning plant 24 reaches 5KPa or more, i.e., openable air outlet valve 243, by gas cleaning plant
Gas discharge in 24.
In the present embodiment, there are 3-10cm's between the heating coil 16 and the insulation shell 2 and carbonizing chamber 3
Gap, to guarantee that entire heat exchanging process effectively carries out, the cooling coil 19 and the insulation shell 2 and discharge component 13 it
Between retain 2-5cm, to guarantee going on smoothly for cooling procedure.
In the present embodiment, one end that the nitrogen inlet 9 protrudes into the carbonizing chamber 3 is provided with pressure distributor 25,
The effect of the pressure distributor 25 is to prevent gas moment impact sludge in the gas evenly dispersed entrance carbonizing chamber 3
Cause solid dust raising phenomenon.
In the present embodiment, the sensor 12 includes the oxygen concentration sensor being arranged on the sealing cover 8
121, temperature sensor 122 and pressure sensor 123 can learn the carbonizing chamber 3 by the oxygen concentration sensor 121
Internal oxygen concentration, to ensure that the hypoxia condition that is carbonized, the temperature sensor 122 are used to detect the heat in the carbonizing chamber 3
Temperature is solved, the pressure sensor 123 is used to detect the pressure condition in the carbonizing chamber 3.
In the present embodiment, several raised 26 are provided on the inside of the insulation shell 2, make endotherm area and heat transfer area
It is multiplied, absorbs and reflect to greatest extent the heat that carbonizing chamber 3 gives out.
In the present embodiment, described raised 26 it is provided with thermal insulation coatings layer, such as applies ZS-233 high temperature heat reflection coatings, it is high
Heat absorption efficiency can be improved in thermo-paint layer, effectively increases heat insulation effect, on the one hand guarantees the safety of working environment, on the other hand have
Effect guarantees that heat will not be easily lost.
In the present embodiment, it is provided with the second sealed valve 27 on the material inlet 10, entered for controlling material
In the carbonizing chamber 3.
In the present embodiment, 2 bottom of insulation shell is additionally provided with discharge opening 28, and the discharge opening 28, which is equipped with, to be let out
Water valve, the discharge opening 28 is for the liquid in insulation shell 2 to be discharged in time in time, to guarantee the drying in insulation shell 2
Environment.
Working principle: biological carbon preparation process is to carry out in a nitrogen atmosphere, installs active pulling-door component 15 first, makes
3 bottom end of carbonizing chamber is closed, and is then sent into the sludge after drying pyrolysis processing in carbonizing chamber 3 through material inlet 10,
Carbonization treatment is carried out, the second sealed valve 27 is first shut off, to prevent air entrance.After 3 temperature of carbonizing chamber reaches predetermined value,
Nitrogen is passed through by nitrogen inlet 9 to be purged, work drive motor 401 is then turned on, sludge is stirred, on the one hand, to guarantee
On the other hand sludge thermally equivalent drives rotary shaft 402 to rotate, is further driven to auger piece by work drive motor 401
403 are rotated, and auger piece 403 rotates at a slow speed, and sludge is passively promoted, with auger piece 403 radius compared with
Small, the sludge positioned at 403 edge of auger piece will slide from auger piece 403 under the effect of gravity, promote
The progress of pyrolytic reaction, while the sludge to agglomerate is broken up in dropping process because of collision, and the progress of pyrolysis, pyrolysis are promoted
The exhaust gas generated in the process, which will enter in gas-purification separation device 24, to be handled, and the waste liquid of generation will enter liquid waste processing and fill
It sets in 29 and is handled.
It completes to close thermal medium inlet 17 wait be pyrolyzed, opens cold medium import, make to keep lower temperature in discharge component 13,
Pull open active pulling-door component 15, at this point, 22 duration of rotation baffle is rotated, while with the first through hole 14
It matches to realize that indirect discharges, the sludge moment for alleviating carbonization completion pours in the discharge component 13 and causes congestion
Phenomenon, meanwhile, cooling coil 19 will be rapidly cooled the carbonized product slowly flowed into discharge component 13, in the through-hole
14 will persistently flow out to discharge component 13 by carbonizing chamber 3 with sludge under the cooperation of rotation baffle, and the sludge for the completion that is carbonized enters
It will be contacted first with discharge roller 132 and tapping channel 134 after material component 13, and be connected separately with drive on two discharge rollers 132
Dynamic motor 135, two 135 rotation directions of driving motor are on the contrary, to promote the sludge in the carbonizing chamber 3 to go out described in
Expect channel 134, can smoothly enter into the material conveying device 5 out, the waste liquid generated in above process enters liquid waste treating apparatus
29, double-layer leaching net is provided in liquid waste treating apparatus 29, can filter the impurity for including in waste liquid, and double-layer leaching net is set two sides up and down
Filter screen 291 is set, schematic diagram is shown in that the right side Figure 10, liquid waste treating apparatus side are equipped with level display device 292, can sentence by 292
Waste liquid storage capacity in disconnected liquid waste treating apparatus 291 need to open liquid waste treating apparatus if waste liquid storage capacity reaches warning liquid level
291, waste liquid is taken out, guarantees the normal operation of device.
Above description is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair
Bright patent application range, it is all the present invention suggested by technical spirit under completed same changes or modifications change, should all belong to
In the invention scope that the present invention is covered.
Claims (10)
1. a kind of pyrolysis process device of sludge preparation biological carbon, which is characterized in that including insulation shell (2), carbonizing chamber (3),
Agitating device (4) and out material conveying device (5)；The insulation shell (2) is set on mounting rack (1)；The insulation shell (2)
Sealing cover (8) are arranged in upper end, are disposed with nitrogen inlet (9), material inlet (10), agitating device on the sealing cover (8)
(4), waste gas outlet (11) and sensor (12)；It is provided with shell flange (6) and mounting flange (7) on the insulation shell (2),
Shell flange (6) is located at insulation shell (2) upper edge position, and mounting flange (7) is set to shell flange (6) top, cylinder
Flange (6) and mounting flange (7) are closely coupled, and the mounting flange (7) matches with the shell flange (6)；The object
The second sealed valve (27) are provided on material import (10)；Carbonizing chamber (3), discharge component are set in the insulation shell (2)
(13) and out discharge component (13) are arranged in material conveying device (5), carbonizing chamber (3) lower section, discharge component (13) lower section
Material conveying device (5) are provided；The discharge component (13) includes discharge pipe of the setting in the carbonizing chamber (3) bottom end
(131), rotation is provided at least two discharge rollers (132) in the discharge pipe (131), two discharge rollers (132) it
Between form tapping channel (134), be connected separately with driving motor (135) on two discharge rollers (132)；The discharge roller
(132) protrusion (133) are provided on；The sensor (12) includes concentration sensor (121), temperature sensor (122) and pressure
Force snesor (123)；
Insulation shell (2) inner surface is provided with several raised (26)；The carbonizing chamber (3) and the insulation shell (2)
Between be provided with heating coil (16), the heating coil (16) is spiraled setting around the carbonizing chamber (3), the heating coil
(16) thermal medium inlet (17) and thermal medium outlet (18) are offered in both ends, the upper end of heating coil (16) offers thermal medium
It exports (18), heating coil (16) tail end offers thermal medium inlet (17), the discharge component (13) and the insulation shell
(2) it is provided between cooling coil (19), cooling coil (19) both ends offer cold medium import (20) and cold medium respectively
It exports (21), cold medium import (20) is set to the tail end of cooling coil (19), and cold medium outlet (21) is set to cooling coil
(19) upper end is spiraled setting around the discharge pipe (131)；The discharge opening (28) is set to insulation shell (2) bottom
Portion.
2. a kind of pyrolysis process device of sludge preparation biological carbon according to claim 1, which is characterized in that the carbonizing chamber
(3) bottom surface is sandwich, and carbonizing chamber (3) bottom surface is provided with first through hole (14), and setting is slided in the sandwich
There is the active pulling-door component (15) to match with the first through hole (14), the side of the active pulling-door component (15) is successively passed through
Wear the side of the insulation shell (2) and carbonizing chamber (3).
3. a kind of pyrolysis process device of sludge preparation biological carbon according to claim 2, which is characterized in that the activity is drawn
Door component (15) includes the slide plate (151) being slideably positioned in the sandwich, and the side of the slide plate (151) sequentially passes through
The carbonizing chamber (3) and insulation shell (2) are fixedly connected with pulling plate (152), and the pulling plate (152) is far from the slide plate (151)
Side on be provided with handle (153).
4. a kind of pyrolysis process device of sludge preparation biological carbon according to claim 1, which is characterized in that the stirring dress
Setting (4) includes work drive motor (401) of the setting on the sealing cover (8) top, is set on the output shaft of the work drive motor (401)
Be equipped with rotary shaft (402), be provided with auger piece (403) on the rotary shaft (402), the auger piece (403) and
Be provided in rotary shaft (402) the second through-hole (404), the bottom end of the rotary shaft (402) through the carbonizing chamber (3) with it is described
The rotation connection of carbonizing chamber (3) bottom end.
5. a kind of pyrolysis process device of sludge preparation biological carbon according to claim 4, which is characterized in that the rotary shaft
(402) bottom end is welded with rotation baffle (22), and the upper surface and the carbonizing chamber (3) bottom end of rotation baffle (22) contradict,
The rotation baffle (22) matches with the first through hole (14).
6. a kind of pyrolysis process device of sludge preparation biological carbon according to claim 4, which is characterized in that the spiral is stirred
Piece (403) is mixed as variable diameter setting, the radius of the auger piece (403) below is greater than the auger piece (403) above
Radius.
7. a kind of pyrolysis process device of sludge preparation biological carbon according to claim 1, which is characterized in that the exhaust gas goes out
It is provided with the first sealed valve (23) on mouth (11), connects gas-purification separation device (24) at port；The gas purification
Device (24) includes air inlet pipe (241), pressure display unit (242), air outlet valve (243), and the air inlet pipe (241) is Z-type, top
Pipeline is connect with waste gas outlet (11), be evenly arranged in air inlet pipe (241) lower pipeline aperture be 5-8mm, spacing 10-
The venthole of 15cm；The air outlet valve (243) is located at gas cleaning plant (24) top, goes back on the gas cleaning plant (24)
It is provided with pressure display unit (242).
8. a kind of pyrolysis process device of sludge preparation biological carbon according to claim 1, which is characterized in that the heating dish
Manage between (16) and the insulation shell (2) and carbonizing chamber (3) there are the gap of 3-10cm, the cooling coil (19) with it is described
Retain 2-5cm between insulation shell (2) and discharge component (13).
9. the pyrolysis process device of a kind of sludge preparation biological carbon according to claim 1, which is characterized in that the nitrogen into
One end that mouth (9) protrudes into the carbonizing chamber (3) is provided with pressure distributor (25)；Carbonizing chamber (3) bottom is connected with waste liquid
Processing unit (29), the liquid waste treating apparatus is interior to be arranged double-layer leaching net (291), and is provided in liquid waste treating apparatus (29) side
Level display device (292), double-layer leaching net are uniformly provided with 3-8mm circular hole on (291).
10. a kind of the pyrolysis process device and application method of sludge preparation biological carbon, which comprises the steps of: first
Active pulling-door component is first installed, carbonizing chamber bottom end is closed, then by the sludge after drying pyrolysis processing through object
Expect that import is sent into carbonizing chamber, carry out carbonization treatment, be first shut off the second sealed valve, to prevent air entrance, works as carbonizing chamber
Temperature reaches 300 ~ 500 DEG C, is passed through nitrogen by nitrogen inlet and is purged, then turn on work drive motor, is stirred to sludge,
On the one hand, to guarantee sludge thermally equivalent, on the other hand, rotary shaft rotation is driven by work drive motor, is further driven to spiral
Stirring sheet is rotated, and auger piece rotates at a slow speed, and sludge is passively promoted, smaller with auger piece radius,
Sludge positioned at auger piece edge will slide from auger on piece under the effect of gravity, promote pyrolytic reaction
It carries out, while the sludge to agglomerate is broken up in dropping process because of collision, promotes the progress of pyrolysis, generated in pyrolytic process
Exhaust gas will enter in gas-purification separation device and handle, the waste liquid of generation will enter in liquid waste treating apparatus
Reason；
It completes to close thermal medium inlet wait be pyrolyzed, opens cold medium import, make to keep 18-25 DEG C in discharge component, pull open activity
Sliding door component at this point, the rotation baffle duration is rotated, while matching between realization with the first through hole
The discharging of connecing property, the sludge moment for alleviating carbonization completion pour in the phenomenon that discharge component causes congestion, meanwhile, cooler pan
Pipe will be rapidly cooled the carbonized product slowly flowed into discharge component, dirty under the cooperation of the through-hole and rotation baffle
Mud will persistently flow out to discharge component by carbonizing chamber, the sludge for the completion that is carbonized enter after discharge component will first with discharge roller and go out
Expect channel contact, be connected separately with driving motor on two discharge rollers, two driving motor rotation directions on the contrary, with
Promote the sludge in the carbonizing chamber by the tapping channel, can smoothly enter into the material conveying device out, in the above process
The waste liquid of middle generation enters liquid waste treating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517011.XA CN110316927A (en) | 2019-06-14 | 2019-06-14 | A kind of the pyrolysis process device and application method of sludge preparation biological carbon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517011.XA CN110316927A (en) | 2019-06-14 | 2019-06-14 | A kind of the pyrolysis process device and application method of sludge preparation biological carbon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110316927A true CN110316927A (en) | 2019-10-11 |
Family
ID=68121040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517011.XA Pending CN110316927A (en) | 2019-06-14 | 2019-06-14 | A kind of the pyrolysis process device and application method of sludge preparation biological carbon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110316927A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113908801A (en) * | 2020-07-07 | 2022-01-11 | 中国科学院沈阳应用生态研究所 | Preparation method and device of magnetic biochar |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080110969A (en) * | 2008-11-28 | 2008-12-22 | (주)한국환경기술 | Sludge drying and carbonization apparatus |
| CN205420277U (en) * | 2016-03-16 | 2016-08-03 | 兰州交通大学 | Biological charcoal pyrolysis processingequipment of municipal administration mud preparation |
| CN207085917U (en) * | 2017-07-28 | 2018-03-13 | 广州宏度精细化工有限公司 | One kind is easy to well-mixed Chemical Manufacture reaction unit |
| CN210796151U (en) * | 2019-06-14 | 2020-06-19 | 华南理工大学 | Pyrolysis processing device for preparing biological carbon from sludge |
-
2019
- 2019-06-14 CN CN201910517011.XA patent/CN110316927A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080110969A (en) * | 2008-11-28 | 2008-12-22 | (주)한국환경기술 | Sludge drying and carbonization apparatus |
| CN205420277U (en) * | 2016-03-16 | 2016-08-03 | 兰州交通大学 | Biological charcoal pyrolysis processingequipment of municipal administration mud preparation |
| CN207085917U (en) * | 2017-07-28 | 2018-03-13 | 广州宏度精细化工有限公司 | One kind is easy to well-mixed Chemical Manufacture reaction unit |
| CN210796151U (en) * | 2019-06-14 | 2020-06-19 | 华南理工大学 | Pyrolysis processing device for preparing biological carbon from sludge |
Non-Patent Citations (1)
| Title |
|---|
| 邹金龙: "《污泥的材料化利用技术与原理》", 黑龙江大学出版社, pages: 123 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113908801A (en) * | 2020-07-07 | 2022-01-11 | 中国科学院沈阳应用生态研究所 | Preparation method and device of magnetic biochar |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109485475A (en) | A kind of efficient rubbish from cooking aerobic fermentation equipment | |
| WO2016061846A1 (en) | Inclined bottom air intake type aerobic fermentation reactor and aerobic fermentation reaction method thereof | |
| CN201801518U (en) | Dry method anaerobic fermentation reactor capable of automatically moving sedimentary materials | |
| CN203923189U (en) | A kind of solid-state fermentation tank | |
| CN100558876C (en) | Automotically feeding-discharging sealing type solid fermenting tank and zymotechnique thereof | |
| CN103964903A (en) | Anaerobic and aerobic fermentation coupling device for organic garbage treatment | |
| CN108456633B (en) | High-solid-content organic waste progressive anaerobic fermentation device | |
| CN211445733U (en) | Microbial fermentation tank | |
| CN110316927A (en) | A kind of the pyrolysis process device and application method of sludge preparation biological carbon | |
| CN208907086U (en) | Household composting device | |
| CN112266865A (en) | Biomass material fermentation device convenient for temperature control and fermentation method thereof | |
| CN108690771A (en) | A kind of wine brewing fermentation tank | |
| CN210796151U (en) | Pyrolysis processing device for preparing biological carbon from sludge | |
| CN202081089U (en) | Baffling high-concentration anaerobic fermentation device | |
| CN112209500A (en) | Garbage and sewage combined fermentation treatment methane tank | |
| CN217809319U (en) | Persimmon wine filtering and fermenting device | |
| CN204550595U (en) | A kind of solid materials fermenting device | |
| CN213924726U (en) | Fruit class material and grain mixed fermentation device | |
| CN105417683B (en) | A kind of drum-type biology vaporising device | |
| CN213803784U (en) | Food cures and uses fermenting installation | |
| CN107893025A (en) | Magnetic tape trailer recuperation of heat and the sinusoidal pulley type straw treating device of biomass fuel processed | |
| CN209696892U (en) | A kind of Horizontal chemical engineering solid material reaction kettle | |
| CN203855525U (en) | Anaerobic and aerobic fermentation coupling device for treating organic wastes | |
| CN104745466A (en) | Solid material fermentation device | |
| CN205313567U (en) | Novel fermenting case |
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 |