CN111349501A - Smashing and carbonizing integrated device for agricultural and forestry waste - Google Patents
Smashing and carbonizing integrated device for agricultural and forestry waste Download PDFInfo
- Publication number
- CN111349501A CN111349501A CN202010193607.1A CN202010193607A CN111349501A CN 111349501 A CN111349501 A CN 111349501A CN 202010193607 A CN202010193607 A CN 202010193607A CN 111349501 A CN111349501 A CN 111349501A
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- China
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- fixedly connected
- box body
- side wall
- inlet pipe
- agricultural
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- 239000002699 waste material Substances 0.000 title claims abstract description 58
- 238000010000 carbonizing Methods 0.000 title claims abstract description 19
- 239000003245 coal Substances 0.000 claims abstract description 49
- 239000002002 slurry Substances 0.000 claims description 59
- 239000007788 liquid Substances 0.000 claims description 56
- 239000000463 material Substances 0.000 claims description 52
- 238000000034 method Methods 0.000 claims description 31
- 238000010438 heat treatment Methods 0.000 claims description 29
- 238000002156 mixing Methods 0.000 claims description 27
- 239000006185 dispersion Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 229920002752 Konjac Polymers 0.000 claims description 15
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000252 konjac Substances 0.000 claims description 15
- 238000003763 carbonization Methods 0.000 claims description 14
- LUEWUZLMQUOBSB-FSKGGBMCSA-N (2s,3s,4s,5s,6r)-2-[(2r,3s,4r,5r,6s)-6-[(2r,3s,4r,5s,6s)-4,5-dihydroxy-2-(hydroxymethyl)-6-[(2r,4r,5s,6r)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-4,5-dihydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol Chemical compound O[C@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@@H](O[C@@H]2[C@H](O[C@@H](OC3[C@H](O[C@@H](O)[C@@H](O)[C@H]3O)CO)[C@@H](O)[C@H]2O)CO)[C@H](O)[C@H]1O LUEWUZLMQUOBSB-FSKGGBMCSA-N 0.000 claims description 13
- 241001312219 Amorphophallus konjac Species 0.000 claims description 13
- 235000001206 Amorphophallus rivieri Nutrition 0.000 claims description 13
- 229920002581 Glucomannan Polymers 0.000 claims description 13
- 229940046240 glucomannan Drugs 0.000 claims description 13
- 235000010485 konjac Nutrition 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 238000005485 electric heating Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 241000282414 Homo sapiens Species 0.000 abstract description 3
- 238000011161 development Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 239000000843 powder Substances 0.000 description 24
- 238000003756 stirring Methods 0.000 description 24
- 239000007789 gas Substances 0.000 description 21
- 238000000227 grinding Methods 0.000 description 18
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 12
- 239000000725 suspension Substances 0.000 description 12
- 239000002028 Biomass Substances 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 9
- 238000010298 pulverizing process Methods 0.000 description 7
- 238000001238 wet grinding Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 235000019823 konjac gum Nutrition 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
- C10L5/447—Carbonized vegetable substances, e.g. charcoal, or produced by hydrothermal carbonization of biomass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The invention discloses an integrated device for smashing and carbonizing agricultural and forestry waste, which comprises a barrel body which is obliquely arranged, wherein a shell is rotatably connected to the upper side of the barrel body, the shell is fixedly connected to the side wall of the barrel body through a fixing device, a smashing cavity communicated with the barrel body is arranged in the shell, the side wall of the shell is fixedly connected with a first driving motor, an output shaft of the first driving motor penetrates through the side wall of the shell and extends into the smashing cavity, and the tail end of the output shaft of the first driving motor is fixedly connected with a rotary table. The invention can change waste into valuable, 50-70 hundred million tons of artificial coal can be newly added every year, the situation of energy demand shortage is relieved, the contribution is made to sustainable development, and wealth can be brought to vast farmers, so that the farmers can be off poverty and become rich; after a new way of changing waste into valuable is found out, the environment can be improved so as to meet the desire of human beings to establish an ideal home on the earth.
Description
Technical Field
The invention relates to the technical field of agriculture, in particular to a smashing and carbonizing integrated device for agricultural and forestry waste.
Background
At present, power generation refers to a production process of converting original energy sources such as water energy, heat energy of fossil fuel (coal, oil and natural gas), nuclear energy and the like into electric energy by using a power generation device, and is used for supplying the needs of various departments of national economy and people's life.
However, when the agricultural and forestry wastes are treated, the wastes are not convenient to be crushed fully, dried and mildewed easily, and are not convenient to store, so that the carbonization efficiency and the use quality are affected.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an integrated device for crushing and carbonizing agricultural and forestry waste, which can change waste into valuable, can newly increase 50-70 million tons of artificial coal every year, relieve the situation of energy demand tension, make a contribution to sustainable development, and can bring wealth for vast farmers, so that the farmers can be off-poverty and become rich; after a new way of changing waste into valuable is found out, the environment can be improved so as to meet the desire of human beings to establish an ideal home on the earth.
In order to achieve the purpose, the invention adopts the following technical scheme:
a smashing and carbonizing integrated device for agricultural and forestry waste comprises a barrel body which is obliquely arranged, wherein a shell is rotatably connected to the upper side of the barrel body, the shell is fixedly connected to the side wall of the barrel body through a fixing device, a smashing cavity communicated with the barrel body is formed in the shell, a first driving motor is fixedly connected to the side wall of the shell, an output shaft of the first driving motor penetrates through the side wall of the shell and extends into the smashing cavity, a rotary disc is fixedly connected to the tail end of the output shaft of the first driving motor, a plurality of smashing blades are arranged on the side wall of the rotary disc along the circumferential direction of the side wall of the rotary disc at equal intervals, the smashing blades are installed on the side wall of the rotary disc through a length adjusting mechanism, a grading smashing mechanism is further arranged in the barrel body, the lower end of the barrel body is connected with a box body through a feeding pipe, the heating wire is arranged in the cavity, the lower end of the box body is fixedly connected with supporting legs, and a driving device for driving the sliding plug to move back and forth is installed on the side wall of the box body.
Preferably, length adjustment mechanism is including seting up the device chamber in carousel axle center department, the lateral wall of carousel sets up a plurality of round chambeies that communicate with the device chamber along its circumference equidistance, the round intracavity internal rotation is connected with the drum, the first bevel gear of one end fixedly connected with that the drum is located the device intracavity, the lateral wall of carousel runs through and is provided with the pivot, the one end fixedly connected with that the pivot is located the device intracavity and the second bevel gear of first bevel gear meshing, drum female connection has the threaded rod, the one end fixedly connected with connecting block of drum is kept away from to the threaded rod, the one end welding that the threaded rod was kept away from to the connecting block is on the handle of.
Preferably, hierarchical crushing mechanism is including rotating the drive shaft of connection on the staving inner wall, a plurality of dispersion impeller of equidistance fixedly connected with in the drive shaft, it is a plurality of the through-hole has been seted up to the equipartition on the dispersion impeller, through-hole on the dispersion impeller reduces down in proper order, every from last the skin weld of dispersion impeller has crushing sword.
Preferably, the fixing device comprises a positioning plate welded on the side wall of the shell, and the positioning plate is fixedly connected to the barrel body through a plurality of locking screws.
Preferably, drive arrangement includes the second driving motor of fixed connection at the box lateral wall, the lateral wall of supporting leg is located the below of second driving motor and rotates and is connected with the push rod, second driving motor's output shaft fixedly connected with bull stick, the bar groove has been seted up to the lateral wall of push rod, it has the slider of sliding connection in the bar inslot to rotate on the bull stick, the upper end of push rod is rotated and is connected with the connecting rod, the lateral wall fixedly connected with of sliding plug runs through the dead lever of box inner wall, the dead lever is located the outer one end of box and is rotated with the one end that the push rod was kept away from to the connecting rod and.
Preferably, still include the feeder hopper, the feeder hopper is the toper, just the lower extreme of feeder hopper passes through the upper end intercommunication of passage and casing.
Preferably, the barrel body further comprises supporting legs fixedly connected to the lower end of the barrel body, the lower ends of the supporting legs are fixedly connected with bases, and reinforcing plates are arranged between the bases and the supporting legs.
Preferably, a plurality of groups of temperature sensors for monitoring the temperature of the heating wire are embedded in the inner wall of the sliding plug at equal intervals along the circumferential direction of the sliding plug, and the sliding plug further comprises a controller which is arranged on the box body 15 and used for controlling the temperature of the heating wire 16.
Preferably, a liquid inlet pipe for conveying the slurry is arranged at the joint of the feeding pipe and the box body above the box body, the liquid inlet pipe and the feeding pipe are vertically arranged, so that the flow direction of the slurry conveyed by the liquid inlet pipe is vertically collided with the flow direction of the materials conveyed by the feeding pipe, and the slurry is prepared by mixing the following components in parts by weight: 20-30 parts of coal gangue, 8-10 parts of a naphthalene sulfonate formaldehyde condensate, 6-8 parts of konjac glucomannan and 100 parts of water.
Further preferably, one end of the feeding pipe, which is far away from the box body, is provided with a switch I, and one end of the liquid inlet pipe, which is close to the box body, is provided with a switch II.
Further preferably, the preparation method of the slurry is as follows: firstly, mixing the coal gangue and water to prepare suspension, then adding a naphthalene sulfonate formaldehyde condensate while stirring, finally adding konjac glucomannan, and uniformly stirring to obtain the slurry.
More preferably, the method for preparing the suspension is as follows: firstly, mechanically crushing coal gangue to prepare coal gangue powder with the particle size of less than or equal to 5mm, then carrying out desulfurization treatment on the coal gangue by using a double-head centrifugal table to obtain desulfurized coal gangue powder, mixing the desulfurized coal gangue powder with water, and then carrying out wet grinding for 5-8 minutes to obtain the turbid liquid.
Still more preferably, the mechanical pulverization is any one selected from jaw pulverization, cone pulverization, roll pulverization, hammer pulverization, or impact pulverization.
More preferably, the wet grinding is performed by adopting a stirring mill, zirconia balls with the diameter of 0.5-1 mm are used as grinding media, and the mass ratio of the grinding media to the desulfurized gangue powder is 18-22: 1, the stirring speed is 2500-2800 r/min, and the grinding linear speed is 8-10 m/s.
Further preferably, the flow velocity of the slurry in the liquid inlet pipe is controlled to be 0.55-0.75 time of the flow velocity of the material in the feeding pipe.
Preferably, the central position of the bottom of the box body is provided with an air inlet hole communicated with the box body, the air inlet hole is connected with an air inlet pipe, the air inlet pipe is parallel to the feeding pipe, so that the flow direction of the air conveyed by the air inlet pipe is just opposite to the flow direction of the materials conveyed by the feeding pipe, and the top of the feeding pipe is provided with an air outlet hole corresponding to the position of the air inlet hole.
Further preferably, a switch III is arranged at one end of the air inlet pipe close to the box body.
Preferably, the gas conveyed in the gas inlet pipe is nitrogen, and the flow rate is 2-3L/min.
Further preferably, the specific method of carbonization is as follows: the feeding pipe, the liquid inlet pipe and the air inlet pipe are communicated with the box body at the same time, the pressure intensity in a space between the two sliding plugs is kept to be 2-3 MPa by utilizing the extrusion effect of the sliding plugs, the materials entering the box body are scattered by the slurry, meanwhile, the materials are mixed with the slurry, and the materials are impacted again by bottom entering gas in the process of continuously descending, so that more sufficient mixing is realized; when the volume of the conveying materials of the conveying pipe is 1/3 of the volume of the box body, the conveying pipe and the liquid inlet pipe are closed, and the electric heating wire is controlled to realize gradient heating, and the specific method comprises the following steps: treating at 200-250 ℃ for 20-30 minutes, at 600-700 ℃ for 1-2 hours, and at 450-550 ℃ for 30-40 minutes. The invention has the following beneficial effects:
1. the waste material crushing device enters a crushing cavity through a feed hopper and a material guide pipe, agricultural and forestry waste is crushed by a crushing blade under the drive of a first drive motor, the crushed waste enters a barrel body, a dispersion disc is driven to rotate through the rotation of a drive shaft, the dispersion disc rotates to further crush the waste by a crushing cutter, the crushed waste enters the next dispersion disc through a through hole and is crushed again until the crushed waste falls into the bottom of the barrel body after being crushed to a proper size, the crushed agricultural and forestry waste is screened by adopting multi-stage crushing, and the sizes of the agricultural and forestry waste particles entering the box body are uniform, so that the waste material carbonization is facilitated, and the quality of the waste material after carbonization is more uniform;
2. the waste can be changed into valuable, 50-70 million tons of artificial coal can be newly added every year, the situation of energy demand shortage is relieved, the sustainable development is contributed, and the wealth can be brought to vast farmers so that the farmers can be off poverty and become rich;
3. after a new way of changing waste into valuable is found out, the environment can be improved so as to meet the desire of human beings to establish an ideal home on the earth.
4. The invention further transforms the box body, and the top and the bottom of the box body are respectively communicated with the liquid inlet pipe and the air inlet pipe in a specific direction. During carbonization, the feeding pipe, the liquid inlet pipe and the gas inlet pipe are controlled to be communicated with the box body at the same time, the extrusion effect of the sliding plug is utilized to control the pressure of the whole system, and carbonization is realized by a gradient heating method.
On the one hand, the materials entering the box body are scattered by the slurry, meanwhile, the materials and the slurry are mixed, and the materials and the slurry are impacted again by the bottom entering gas in the process of continuously descending downwards, so that more sufficient mixing is realized. The slurry is prepared by mixing coal gangue, a naphthalenesulfonate formaldehyde condensate, konjac gum and water, wherein the coal gangue has a certain calorific value although the carbon content is low, and can be uniformly dispersed under the dispersion effect of the naphthalenesulfonate formaldehyde condensate after being mixed with the water and ground into slurry, and the konjac gum has a certain viscosity, so that all substances in a system are uniformly bonded together through the combined action of the dispersion and the viscosity in the mixing process of the materials and the slurry, and the full utilization of all the substances is ensured. The flowing of the gas leads the interior to form tiny pores, which is beneficial to combustion, improves the heat value of the product and improves the conversion rate of the biomass.
On the other hand, a low-temperature-high-temperature-lower-temperature gradient heating mode is adopted, and the flowing of gas is combined, so that the internal pores are richer, the heat value of the product is effectively improved, and the biomass conversion rate is improved. Drawings
FIG. 1 is a schematic structural view of an integrated device for pulverizing and carbonizing agricultural and forestry waste according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is an enlarged view of the structure at C in FIG. 1;
fig. 5 is a schematic cross-sectional structure view of a box body of the integrated device for crushing and carbonizing agricultural and forestry waste provided by the invention.
In the figure: 1 feed hopper, 2 guide pipes, 3 first driving motors, 4 crushing blades, 5 shells, 6 crushing cavities, 7 dispersion discs, 8 crushing knives, 9 through holes, 10 supporting legs, 11 bases, 12 reinforcing plates, 13 feeding pipes, 14 driving shafts, 15 boxes, 16 heating wires, 17 fixing rods, 18 supporting legs, 19 sliding plugs, 20 rotating discs, 21 connecting blocks, 22 cylinders, 23 threaded rods, 24 second bevel gears, 25 first bevel gears, 26 circular cavities, 27 cylinder bodies, 28 second driving motors, 29 push rods, 30 rotating rods, 31 strip-shaped grooves and 32 positioning plates.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example 1:
referring to fig. 1-5, an integrated device for smashing and carbonizing agricultural and forestry waste comprises a barrel body 27 which is obliquely arranged, the upper side of the barrel body 27 is rotatably connected with a shell body 5, the shell body 5 is fixedly connected on the side wall of the barrel body 27 through a fixing device, the fixing device comprises a positioning plate 32 welded on the side wall of the shell body 5, the positioning plate 32 is fixedly connected on the barrel body 27 through a plurality of locking screws, a smashing cavity 6 communicated with the barrel body 27 is arranged in the shell body 5, the side wall of the shell body 5 is fixedly connected with a first driving motor 3, an output shaft of the first driving motor 3 penetrates through the side wall of the shell body 5 and extends into the smashing cavity 6, the tail end of the output shaft of the first driving motor 3 is fixedly connected with a turntable 20, a plurality of smashing blades 4 are equidistantly arranged on the side wall of the turntable 20 along the circumferential direction, driven by the first driving motor 3, the crushing blade 4 crushes the agricultural and forestry waste.
A grading crushing mechanism is also arranged in the barrel body 27 and comprises a driving shaft 14 which is rotatably connected on the inner wall of the barrel body 27, a plurality of dispersion discs 7 are fixedly connected on the driving shaft 14 at equal intervals, through holes 9 are uniformly distributed on the dispersion discs 7, the through holes 9 on the dispersion discs 7 are sequentially reduced from top to bottom, a crushing knife 8 is welded on the surface of each dispersion disc 7, crushed waste enters the barrel body 27 and is driven to rotate by the driving shaft 14, the dispersion discs 7 rotate to further crush the waste by the crushing knife 8, the crushed waste enters the next dispersion disc 7 through the through holes 9 and is crushed again until the crushed waste is crushed to a proper size and then falls into the bottom of the barrel body 27, multi-stage crushing is adopted to screen the crushed agriculture and forestry waste, the agriculture and forestry waste particles entering the box body 15 are uniform in size, and not only the waste carbonization is facilitated, and the quality of the waste material after the waste material is carbonized is more uniform.
The lower end of the barrel body 27 is connected with a box body 15 through a feeding pipe 13, two sliding plugs 19 are connected in the box body 15 in a sealing and sliding mode, cavities are formed in the two sliding plugs 19, heating wires 16 are arranged in the cavities, and supporting legs 18 are fixedly connected to the lower end of the box body 15.
The side wall of the box body 15 is provided with a driving device for driving the sliding plug 19 to reciprocate, the driving device comprises a second driving motor 28 fixedly connected with the side wall of the box body 15, the side wall of the supporting leg 18 is positioned below the second driving motor 28 and is rotatably connected with a push rod 29, an output shaft of the second driving motor 28 is fixedly connected with a rotating rod 30, the side wall of the push rod 29 is provided with a strip-shaped groove 31, the rotating rod 30 is rotatably connected with a slide block which is slidably connected in the strip-shaped groove 31, the upper end of the push rod 29 is rotatably connected with a connecting rod, the side wall of the sliding plug 19 is fixedly connected with a fixed rod 17 which penetrates through the inner wall of the box body 15, one end of the fixed rod 17, which is positioned outside the box body 15, is rotatably connected with one end of the connecting rod, which is far away from the push rod 29, forestry and agricultural residues positioned at the bottom of, meanwhile, the waste materials are heated by the heating wire 16, so that the agricultural and forestry waste materials are carbonized under the condition of high temperature, and a plurality of groups of temperature sensors for monitoring the temperature of the heating wire 16 are embedded in the inner wall of the sliding plug 19 at equal intervals along the circumferential direction of the sliding plug.
And a controller provided on the case 15 for controlling the temperature of the heating wire 16, the controller being used for controlling the heating temperature and the heating time period of the heating wire 16.
Supplementary explanation: the controller controls the heating temperature and heating of the heating wire 16 from time to time as well as the temperature sensor designed in the art.
Still include feeder hopper 1, feeder hopper 1 is the toper, and the lower extreme of feeder hopper 1 passes through passage 2 and the upper end intercommunication of casing 5.
The novel barrel is characterized by further comprising supporting legs 10 fixedly connected to the lower end of the barrel body 27, a base 11 fixedly connected to the lower end of each supporting leg 10, and reinforcing plates 12 arranged between the base 11 and the supporting legs 10.
When the device works, agricultural and forestry waste enters the crushing cavity 6 through the feed hopper 1 and the material guide pipe 2, under the driving of the first driving motor 3, the crushing blade 4 crushes the agricultural and forestry waste, the crushed waste enters the barrel body 27, the driving shaft 14 rotates to drive the dispersion disc 7 to rotate, the dispersion disc 7 rotates to enable the crushing cutter 8 to further crush the waste, the crushed waste enters the next dispersion disc 7 through the through hole 9, is crushed again until the crushed materials fall into the bottom of the barrel body 27 after being crushed to a proper size, the agricultural and forestry waste at the bottom of the barrel body 27 enters the box body 15 through the feeding pipe 13, the push rod 29 is driven by the second driving motor 28 to push the fixing rod 17 to extrude the crushed waste in cooperation with the connecting rod, meanwhile, the waste is heated by the heating wire 16, so that the agricultural and forestry waste is carbonized under the condition of high temperature.
Above the box body 15, a liquid inlet pipe for conveying slurry is arranged at the joint of the feeding pipe 13 and the box body 15, the liquid inlet pipe is perpendicular to the feeding pipe 13, so that the flow direction of slurry conveyed by the liquid inlet pipe is perpendicular to the flow direction of materials conveyed by the feeding pipe 13, and the slurry is prepared by mixing the following components: 20kg of coal gangue, 10kg of naphthalene sulfonate formaldehyde condensate, 6kg of konjac glucomannan and 100kg of water.
A switch I is arranged at one end of the feeding pipe 13 far away from the box body 15, and a switch II is arranged at one end of the liquid inlet pipe close to the box body 15.
The preparation method of the slurry comprises the following steps: firstly, mixing the coal gangue and water to prepare suspension, then adding a naphthalene sulfonate formaldehyde condensate while stirring, finally adding konjac glucomannan, and uniformly stirring to obtain the slurry.
The preparation method of the suspension comprises the following steps: firstly, coal gangue is crushed into coal gangue powder with the grain diameter less than or equal to 5mm through a roller, then the coal gangue is desulfurized by adopting a double-head centrifugal table concentrator to obtain desulfurized coal gangue powder, and the desulfurized coal gangue powder is mixed with water and then is ground for 8 minutes by a wet method to obtain the turbid liquid.
The wet grinding adopts a stirring mill, zirconia balls with the diameter of 0.5mm are used as grinding media, and the mass ratio of the grinding media to the desulfurized gangue powder is 22: 1, the stirring speed is 2500r/min, and the grinding linear speed is 10 m/s.
The flow rate of the slurry in the liquid inlet pipe is controlled to be 0.55 times of the flow rate of the material in the feeding pipe.
An air inlet hole communicated with the box body 15 is formed in the center of the bottom of the box body 15 and is connected with an air inlet pipe, the air inlet pipe is parallel to the feeding pipe 13, the flow direction of conveying air of the air inlet pipe is opposite to that of conveying materials of the feeding pipe 13, and an air outlet hole corresponding to the position of the air inlet hole is formed in the top of the feeding pipe 13. And a switch III is arranged at one end of the air inlet pipe close to the box body 15. The gas conveyed in the gas inlet pipe is nitrogen, and the flow rate is 3L/min.
The specific method of carbonization is as follows: the feeding pipe 13, the liquid inlet pipe and the air inlet pipe are simultaneously communicated with the box body 15, the pressure intensity in the space between the two sliding plugs 19 is kept to be 2MPa by utilizing the extrusion effect of the sliding plugs 19, the materials entering the box body are scattered by the slurry, simultaneously, the mixing of the materials and the slurry is realized, and the materials are impacted again by bottom entering gas in the process of continuously descending, so that more sufficient mixing is realized; when the volume of the materials conveyed by the feeding pipe 13 is 1/3 of the capacity of the box body 15, the feeding pipe 13 and the liquid inlet pipe are closed, and the electric heating wires are controlled to realize gradient heating, and the specific method comprises the following steps: at 250 ℃ for 20 minutes, at 700 ℃ for 1 hour and at 550 ℃ for 30 minutes.
Example 2:
above the box body 15, a liquid inlet pipe for conveying slurry is arranged at the joint of the feeding pipe 13 and the box body 15, the liquid inlet pipe is perpendicular to the feeding pipe 13, so that the flow direction of slurry conveyed by the liquid inlet pipe is perpendicular to the flow direction of materials conveyed by the feeding pipe 13, and the slurry is prepared by mixing the following components: 30kg of coal gangue, 8kg of naphthalene sulfonate formaldehyde condensate, 8kg of konjac glucomannan and 100kg of water.
A switch I is arranged at one end of the feeding pipe 13 far away from the box body 15, and a switch II is arranged at one end of the liquid inlet pipe close to the box body 15.
The preparation method of the slurry comprises the following steps: firstly, mixing the coal gangue and water to prepare suspension, then adding a naphthalene sulfonate formaldehyde condensate while stirring, finally adding konjac glucomannan, and uniformly stirring to obtain the slurry.
The preparation method of the suspension comprises the following steps: firstly, coal gangue is crushed into coal gangue powder with the grain diameter less than or equal to 5mm through a roller, then the coal gangue is desulfurized by adopting a double-head centrifugal table concentrator to obtain desulfurized coal gangue powder, and the desulfurized coal gangue powder is mixed with water and then is ground for 5 minutes by a wet method to obtain the turbid liquid.
The wet grinding adopts a stirring mill, zirconia balls with the diameter of 1mm are used as grinding media, and the mass ratio of the grinding media to the desulfurized gangue powder is 18: 1, the stirring speed is 2800r/min, and the grinding linear speed is 8 m/s.
The flow speed of the slurry in the liquid inlet pipe is controlled to be 0.75 time of the flow speed of the material in the feeding pipe.
An air inlet hole communicated with the box body 15 is formed in the center of the bottom of the box body 15 and is connected with an air inlet pipe, the air inlet pipe is parallel to the feeding pipe 13, the flow direction of conveying air of the air inlet pipe is opposite to that of conveying materials of the feeding pipe 13, and an air outlet hole corresponding to the position of the air inlet hole is formed in the top of the feeding pipe 13. And a switch III is arranged at one end of the air inlet pipe close to the box body 15. The gas conveyed in the gas inlet pipe is nitrogen, and the flow rate is 2L/min.
The specific method of carbonization is as follows: the feeding pipe 13, the liquid inlet pipe and the air inlet pipe are simultaneously communicated with the box body 15, the pressure intensity in the space between the two sliding plugs 19 is kept to be 3MPa by utilizing the extrusion effect of the sliding plugs 19, the materials entering the box body are scattered by the slurry, simultaneously, the mixing of the materials and the slurry is realized, and the materials are impacted again by bottom entering gas in the process of continuously descending, so that more sufficient mixing is realized; when the volume of the materials conveyed by the feeding pipe 13 is 1/3 of the capacity of the box body 15, the feeding pipe 13 and the liquid inlet pipe are closed, and the electric heating wires are controlled to realize gradient heating, and the specific method comprises the following steps: at 200 ℃ for 30 minutes, at 600 ℃ for 2 hours and at 450 ℃ for 40 minutes.
The rest is the same as example 1.
Example 3:
above the box body 15, a liquid inlet pipe for conveying slurry is arranged at the joint of the feeding pipe 13 and the box body 15, the liquid inlet pipe is perpendicular to the feeding pipe 13, so that the flow direction of slurry conveyed by the liquid inlet pipe is perpendicular to the flow direction of materials conveyed by the feeding pipe 13, and the slurry is prepared by mixing the following components: 25kg of coal gangue, 9kg of naphthalene sulfonate formaldehyde condensate, 7kg of konjac glucomannan and 100kg of water.
A switch I is arranged at one end of the feeding pipe 13 far away from the box body 15, and a switch II is arranged at one end of the liquid inlet pipe close to the box body 15.
The preparation method of the slurry comprises the following steps: firstly, mixing the coal gangue and water to prepare suspension, then adding a naphthalene sulfonate formaldehyde condensate while stirring, finally adding konjac glucomannan, and uniformly stirring to obtain the slurry.
The preparation method of the suspension comprises the following steps: firstly, coal gangue is crushed into coal gangue powder with the grain diameter less than or equal to 5mm through a roller, then the coal gangue is desulfurized by adopting a double-head centrifugal table concentrator to obtain desulfurized coal gangue powder, and the desulfurized coal gangue powder is mixed with water and then is ground for 6 minutes by a wet method to obtain the turbid liquid.
The wet grinding adopts a stirring mill, zirconia balls with the diameter of 0.8mm are used as grinding media, and the mass ratio of the grinding media to the desulfurized gangue powder is 20: 1, the stirring speed is 2600r/min, and the grinding linear speed is 9 m/s.
The flow speed of the slurry in the liquid inlet pipe is controlled to be 0.6 times of the flow speed of the material in the feeding pipe.
An air inlet hole communicated with the box body 15 is formed in the center of the bottom of the box body 15 and is connected with an air inlet pipe, the air inlet pipe is parallel to the feeding pipe 13, the flow direction of conveying air of the air inlet pipe is opposite to that of conveying materials of the feeding pipe 13, and an air outlet hole corresponding to the position of the air inlet hole is formed in the top of the feeding pipe 13. And a switch III is arranged at one end of the air inlet pipe close to the box body 15. The gas conveyed in the gas inlet pipe is nitrogen, and the flow rate is 2.5L/min.
The specific method of carbonization is as follows: the feeding pipe 13, the liquid inlet pipe and the air inlet pipe are simultaneously communicated with the box body 15, the pressure intensity in the space between the two sliding plugs 19 is kept to be 2.5MPa by utilizing the extrusion effect of the sliding plugs 19, the materials entering the box body are scattered by the slurry, simultaneously, the mixing of the materials and the slurry is realized, and the materials are impacted again by the bottom entering gas in the process of continuously descending downwards, so that more sufficient mixing is realized; when the volume of the materials conveyed by the feeding pipe 13 is 1/3 of the capacity of the box body 15, the feeding pipe 13 and the liquid inlet pipe are closed, and the electric heating wires are controlled to realize gradient heating, and the specific method comprises the following steps: at 220 ℃ for 25 minutes, at 650 ℃ for 1.5 hours and at 500 ℃ for 35 minutes.
The rest is the same as example 1.
Comparative example 1
Above the box body 15, a liquid inlet pipe for conveying slurry is arranged at the joint of the feeding pipe 13 and the box body 15, the liquid inlet pipe is perpendicular to the feeding pipe 13, so that the flow direction of slurry conveyed by the liquid inlet pipe is perpendicular to the flow direction of materials conveyed by the feeding pipe 13, and the slurry is prepared by mixing the following components: 20kg of coal gangue, 10kg of naphthalene sulfonate formaldehyde condensate, 6kg of konjac glucomannan and 100kg of water.
A switch I is arranged at one end of the feeding pipe 13 far away from the box body 15, and a switch II is arranged at one end of the liquid inlet pipe close to the box body 15.
The preparation method of the slurry comprises the following steps: firstly, mixing the coal gangue and water to prepare suspension, then adding a naphthalene sulfonate formaldehyde condensate while stirring, finally adding konjac glucomannan, and uniformly stirring to obtain the slurry.
The preparation method of the suspension comprises the following steps: firstly, coal gangue is crushed into coal gangue powder with the grain diameter less than or equal to 5mm through a roller, then the coal gangue is desulfurized by adopting a double-head centrifugal table concentrator to obtain desulfurized coal gangue powder, and the desulfurized coal gangue powder is mixed with water and then is ground for 8 minutes by a wet method to obtain the turbid liquid.
The wet grinding adopts a stirring mill, zirconia balls with the diameter of 0.5mm are used as grinding media, and the mass ratio of the grinding media to the desulfurized gangue powder is 22: 1, the stirring speed is 2500r/min, and the grinding linear speed is 10 m/s.
The flow rate of the slurry in the liquid inlet pipe is controlled to be 0.55 times of the flow rate of the material in the feeding pipe.
The specific method of carbonization is as follows: the feeding pipe 13 and the liquid inlet pipe are simultaneously communicated with the box body 15, the pressure intensity in the space between the two sliding plugs 19 is kept to be 2MPa by utilizing the extrusion effect of the sliding plugs 19, and the materials entering the box body are scattered by the slurry and simultaneously are mixed with the slurry; when the volume of the materials conveyed by the feeding pipe 13 is 1/3 of the capacity of the box body 15, the feeding pipe 13 and the liquid inlet pipe are closed, and the electric heating wires are controlled to realize gradient heating, and the specific method comprises the following steps: at 250 ℃ for 20 minutes, at 700 ℃ for 1 hour and at 550 ℃ for 30 minutes.
The rest is the same as example 1.
Comparative example 2
Above the box body 15, a liquid inlet pipe for conveying slurry is arranged at the joint of the feeding pipe 13 and the box body 15, the liquid inlet pipe is perpendicular to the feeding pipe 13, so that the flow direction of slurry conveyed by the liquid inlet pipe is perpendicular to the flow direction of materials conveyed by the feeding pipe 13, and the slurry is prepared by mixing the following components: 20kg of coal gangue, 10kg of naphthalene sulfonate formaldehyde condensate, 6kg of konjac glucomannan and 100kg of water.
A switch I is arranged at one end of the feeding pipe 13 far away from the box body 15, and a switch II is arranged at one end of the liquid inlet pipe close to the box body 15.
The preparation method of the slurry comprises the following steps: firstly, mixing the coal gangue and water to prepare suspension, then adding a naphthalene sulfonate formaldehyde condensate while stirring, finally adding konjac glucomannan, and uniformly stirring to obtain the slurry.
The preparation method of the suspension comprises the following steps: firstly, coal gangue is crushed into coal gangue powder with the grain diameter less than or equal to 5mm through a roller, then the coal gangue is desulfurized by adopting a double-head centrifugal table concentrator to obtain desulfurized coal gangue powder, and the desulfurized coal gangue powder is mixed with water and then is ground for 8 minutes by a wet method to obtain the turbid liquid.
The wet grinding adopts a stirring mill, zirconia balls with the diameter of 0.5mm are used as grinding media, and the mass ratio of the grinding media to the desulfurized gangue powder is 22: 1, the stirring speed is 2500r/min, and the grinding linear speed is 10 m/s.
The flow rate of the slurry in the liquid inlet pipe is controlled to be 0.55 times of the flow rate of the material in the feeding pipe.
An air inlet hole communicated with the box body 15 is formed in the center of the bottom of the box body 15 and is connected with an air inlet pipe, the air inlet pipe is parallel to the feeding pipe 13, the flow direction of conveying air of the air inlet pipe is opposite to that of conveying materials of the feeding pipe 13, and an air outlet hole corresponding to the position of the air inlet hole is formed in the top of the feeding pipe 13. And a switch III is arranged at one end of the air inlet pipe close to the box body 15. The gas conveyed in the gas inlet pipe is nitrogen, and the flow rate is 3L/min.
The specific method of carbonization is as follows: the feeding pipe 13, the liquid inlet pipe and the air inlet pipe are simultaneously communicated with the box body 15, the pressure intensity in the space between the two sliding plugs 19 is kept to be 2MPa by utilizing the extrusion effect of the sliding plugs 19, the materials entering the box body are scattered by the slurry, simultaneously, the mixing of the materials and the slurry is realized, and the materials are impacted again by bottom entering gas in the process of continuously descending, so that more sufficient mixing is realized; when the volume of the materials conveyed by the feeding pipe 13 is 1/3 of the capacity of the box body 15, the feeding pipe 13 and the liquid inlet pipe are closed, and the electric heating wires are controlled to realize gradient heating, and the specific method comprises the following steps: the treatment was carried out at 250 ℃ for 20 minutes and at 700 ℃ for 1.5 hours.
The rest is the same as example 1.
Test examples
The heat value of the products obtained after carbonization of the examples 1-3 and the comparative examples 1 and 2 is detected, and the biomass conversion rate is calculated, and the results are shown in table 1.
The biomass conversion rate was × 100%/total biomass feedstock mass (dry basis) where the total biomass feedstock mass (dry basis) refers to the mass of the dried biomass feedstock after removal of moisture, and the total solid residue mass (dry basis) where the total solid residue mass after reaction refers to the mass of the dried solid residue remaining after removal of the liquid fraction.
TABLE 1 comparison of product Properties
| Biomass conversion (%) | Calorific value (MJ/kg) | |
| Example 1 | 89 | 38.5 |
| Example 2 | 90 | 38.7 |
| Example 3 | 92 | 39.2 |
| Comparative example 1 | 71 | 25.3 |
| Comparative example 2 | 76 | 27.8 |
As can be seen from Table 1, the products obtained in examples 1 to 3 have high calorific values and high biomass conversion rates. Compared example 1 omits the gas inlet treatment, compared example 2 gradient heating adopts the low temperature-high temperature method, the calorific value is low, the biomass conversion rate is low, explains the influence of the gas inlet on the product pore and the special gradient heating method is more beneficial to the biomass conversion, and improves the calorific value of the product.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The smashing and carbonizing integrated device for the agricultural and forestry waste comprises a barrel body (27) which is obliquely arranged, and is characterized in that a shell (5) is rotatably connected to the upper side of the barrel body (27), the shell (5) is fixedly connected to the side wall of the barrel body (27) through a fixing device, a smashing cavity (6) communicated with the barrel body (27) is arranged in the shell (5), a first driving motor (3) is fixedly connected to the side wall of the shell (5), an output shaft of the first driving motor (3) penetrates through the side wall of the shell (5) and extends into the smashing cavity (6), a turntable (20) is fixedly connected to the tail end of the output shaft of the first driving motor (3), a plurality of smashing blades (4) are arranged on the side wall of the turntable (20) along the circumferential direction of the side wall of the turntable (20) at equal intervals, and the smashing blades (4) are installed on the side wall of the turntable (20, still be provided with hierarchical crushing mechanism in staving (27), the lower extreme of staving (27) is connected with box (15) through conveying pipe (13), box (15) internal seal sliding connection has two sliding plug (19), two all be provided with the cavity in sliding plug (19), be provided with heating wire (16) in the cavity, the lower extreme fixedly connected with supporting leg (18) of box (15), the drive arrangement who is used for driving sliding plug (19) reciprocating motion is installed to the lateral wall of box (15).
2. The integrated crushing and carbonizing device for agricultural and forestry waste according to claim 1, wherein, the length adjusting mechanism comprises a device cavity arranged at the axis of the turntable (20), a plurality of circular cavities (26) communicated with the device cavity are arranged on the side wall of the turntable (20) at equal intervals along the circumferential direction, a cylinder (22) is rotationally connected in the round cavity (26), one end of the cylinder (22) positioned in the device cavity is fixedly connected with a first bevel gear (25), a rotating shaft penetrates through the side wall of the rotating disc (20), one end of the rotating shaft, which is positioned in the device cavity, is fixedly connected with a second bevel gear (24) meshed with the first bevel gear (25), a threaded rod (23) is connected with the inner thread of the cylinder (22), a connecting block (21) is fixedly connected with one end of the threaded rod (23) far away from the cylinder (22), one end of the connecting block (21), which is far away from the threaded rod (23), is welded on a knife handle of the crushing blade (4).
3. The smashing and carbonizing integrated device for agricultural and forestry waste according to claim 1, characterized in that the grading smashing mechanism comprises a driving shaft (14) rotatably connected to the inner wall of the barrel body (27), a plurality of dispersion discs (7) are fixedly connected to the driving shaft (14) at equal intervals and are multiple through holes (9) are uniformly distributed on the dispersion discs (7), the through holes (9) in the dispersion discs (7) are sequentially reduced from top to bottom, and each of the surface welding of the dispersion discs (7) is provided with a smashing knife (8).
4. The crushing and carbonizing integrated device for the agricultural and forestry waste according to claim 1, wherein the fixing device comprises a positioning plate (32) welded on the side wall of the housing (5), and the positioning plate (32) is fixedly connected to the barrel body (27) through a plurality of locking screws.
5. The integrated crushing and carbonizing device for agricultural and forestry waste according to claim 1, wherein, the driving device comprises a second driving motor (28) fixedly connected with the side wall of the box body (15), the side wall of the supporting leg (18) is positioned below the second driving motor (28) and is rotationally connected with a push rod (29), an output shaft of the second driving motor (28) is fixedly connected with a rotating rod (30), the side wall of the push rod (29) is provided with a strip-shaped groove (31), the rotating rod (30) is rotatably connected with a sliding block which is connected in the strip-shaped groove (31) in a sliding way, the upper end of the push rod (29) is rotatably connected with a connecting rod, the side wall of the sliding plug (19) is fixedly connected with a fixed rod (17) which penetrates through the inner wall of the box body (15), one end of the fixing rod (17) positioned outside the box body (15) is rotatably connected with one end of the connecting rod far away from the push rod (29).
6. The crushing and carbonizing integrated device for the agricultural and forestry waste according to claim 1, further comprising a feed hopper (1), wherein the feed hopper (1) is conical, and the lower end of the feed hopper (1) is communicated with the upper end of the shell (5) through a guide pipe (2).
7. The crushing and carbonizing integrated device for the agricultural and forestry waste according to claim 1, further comprising support legs (10) fixedly connected to the lower end of the barrel body (27), wherein the lower ends of the support legs (10) are fixedly connected with a base (11), and a reinforcing plate (12) is arranged between the base (11) and the support legs (10).
8. The crushing and carbonizing integrated device for the agricultural and forestry waste according to claim 1, wherein a plurality of groups of temperature sensors for monitoring the temperature of the heating wire (16) are embedded in the inner wall of the sliding plug (19) at equal intervals along the circumferential direction of the sliding plug, and the device further comprises a controller arranged on the box body (15) and used for controlling the temperature of the heating wire (16).
9. The agricultural and forestry waste smashing and carbonizing integrated device according to any one of claims 1 to 8, wherein a liquid inlet pipe for conveying slurry is arranged above the box body (15) at the joint of the feeding pipe (13) and the box body (15), the liquid inlet pipe is perpendicular to the feeding pipe (13), so that the flow direction of slurry conveyed by the liquid inlet pipe is vertically collided with the flow direction of material conveyed by the feeding pipe (13), and the slurry is prepared by mixing the following components in parts by weight: 20-30 parts of coal gangue, 8-10 parts of a naphthalene sulfonate formaldehyde condensate, 6-8 parts of konjac glucomannan and 100 parts of water;
an air inlet hole communicated with the box body (15) is formed in the center of the bottom of the box body (15), the air inlet hole is connected with an air inlet pipe, the air inlet pipe is parallel to the feeding pipe (13), the flow direction of conveying air of the air inlet pipe is opposite to the flow direction of conveying materials of the feeding pipe (13), and an air outlet hole corresponding to the position of the air inlet hole is formed in the top of the feeding pipe (13).
10. The integrated device for crushing and carbonizing agricultural and forestry waste according to any one of claims 1 to 9, wherein the specific method for carbonization comprises: the feeding pipe (13), the liquid inlet pipe and the air inlet pipe are communicated with the box body (15) at the same time, the pressure intensity in a space between the two sliding plugs (19) is kept to be 2-3 MPa by utilizing the extrusion effect of the sliding plugs (19), the materials entering the box body (15) are scattered by the slurry, the materials and the slurry are mixed, and the materials are impacted again by bottom entering gas in the process of continuing descending, so that more sufficient mixing is realized; when the volume of the materials conveyed by the feeding pipe (13) is 1/3 of the capacity of the box body (15), the feeding pipe (13) and the liquid inlet pipe are closed, and the electric heating wire (16) is controlled to realize gradient heating, and the specific method is as follows: treating at 200-250 ℃ for 20-30 minutes, at 600-700 ℃ for 1-2 hours, and at 450-550 ℃ for 30-40 minutes.
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| CN114524603A (en) * | 2022-01-11 | 2022-05-24 | 广东银牛环境信息科技有限公司 | Domestic sludge mechanical dehydration equipment and method based on pipeline dispersion and homogenization improvement |
| CN115792188A (en) * | 2023-01-31 | 2023-03-14 | 中建山东投资有限公司 | Pilot scale implementation comprehensive analysis equipment for clean recycling of burnt coal gangue |
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| WO2000045994A1 (en) * | 1999-02-01 | 2000-08-10 | Bridgestone Corporation | Grinding beads and beads production method and device therefor |
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