CN217578773U - High-efficient pyrolysis equipment of integration - Google Patents
High-efficient pyrolysis equipment of integration Download PDFInfo
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- CN217578773U CN217578773U CN202221132008.XU CN202221132008U CN217578773U CN 217578773 U CN217578773 U CN 217578773U CN 202221132008 U CN202221132008 U CN 202221132008U CN 217578773 U CN217578773 U CN 217578773U
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 107
- 230000010354 integration Effects 0.000 title abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 144
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 143
- 239000000463 material Substances 0.000 claims abstract description 73
- 239000003610 charcoal Substances 0.000 claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 37
- 239000002028 Biomass Substances 0.000 claims abstract description 25
- 238000003756 stirring Methods 0.000 claims description 20
- 239000000498 cooling water Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 17
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 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
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 238000013341 scale-up Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- 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
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Abstract
The utility model relates to an integration high-efficient pyrolysis equipment belongs to biomass energy technical field. The integrated high-efficiency pyrolysis equipment comprises a feeding crushing device, a pyrolysis cavity, an air cooling device and a water cooling device; the feeding crushing device is characterized in that the feeding end of the feeding crushing device is controlled through a feeding valve I, a crushing knife and a drive plate are arranged in the feeding crushing device, the crushing knife is controlled by the drive plate to crush biomass materials, the discharging end of the feeding crushing device is communicated with a pyrolysis cavity feeding port and provided with a feeding valve II, a pyrolysis cavity discharging port is communicated with an air cooling device, and the bottom of the air cooling device is communicated with a water cooling device. The utility model provides the high heating efficiency to the material has improved the quality of biological charcoal, has reduced the material and has hardened at the pyrolysis in-process, can make the abundant pyrolysis that carries on of material, has improved the heat transfer area of material for the radiating efficiency of biological charcoal has improved biological charcoal cooling efficiency.
Description
Technical Field
The utility model belongs to the technical field of the biomass energy, specific theory relates to a high-efficient pyrolysis equipment of integration.
Background
With the rapid development of global economy and the rapid increase of energy consumption, the demand of various countries on energy is increasing day by day, and the limited and non-renewable properties of fossil energy, especially the potential environmental pollution caused by the utilization of fossil energy, make people pay more and more attention to the development and utilization of renewable clean energy. Biomass energy, also known as "green energy," refers to various organisms formed through photosynthesis, and has the characteristics of wide distribution, renewability, low pollution and the like. China has abundant biomass resources, and the annual biomass yield of China is close to 8.78 hundred million tons. For a long time, because the efficient utilization technology of the biomass resources is not mature enough, more than 50 percent of the biomass resources are used as living fuel of rural residents, and the energy conversion efficiency is low.
The principle of the pyrolysis, also known as dry distillation in industry, is a biomass energy utilization technology which converts low-energy-density biomass energy into high-energy-density products and high value-added chemicals under the condition of no oxygen or oxygen deficiency by utilizing the thermal instability of organic matters. A part of gas generated by pyrolysis participates in pyrolysis reaction in a pyrolysis furnace, most of the gas can be converted into clean high-quality fuel gas after being cooled and purified, most of liquid products can be used as raw materials in the chemical industry, and solid products can be used as adsorbents, soil conditioners and storage energy sources. The pyrolysis method almost converts the biomass raw material into different products, has high resource utilization rate and small influence on the environment, and has higher economic and environmental benefits compared with the direct combustion of the biomass. The biomass pyrolysis process is influenced by various factors, the pyrolysis is insufficient due to low material heating efficiency and small heat exchange area, the biochar prepared secondly is oxidized and heated to the cooling process, the biochar is stacked together, the heat radiation of the inner part of the biochar is slow, and the cooling efficiency is low. These problems have somewhat affected the scale-up and commercialization of pyrolysis technology.
Therefore, it is necessary to provide an integrated high-efficiency pyrolysis device, so that the heating efficiency of the material is improved, the quality of the biochar is improved, hardening of the material in the pyrolysis process is reduced, the material is fully pyrolyzed, the heat exchange area of the material is increased, the heat dissipation efficiency of the biochar is increased, and the cooling efficiency of the biochar is improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the living beings pyrolysis process that exists among the background art and receive the influence of multiple factor, because of material heating efficiency is low and heat transfer area is not big, lead to the pyrolysis not abundant, the charcoal that secondly makes also can oxidize to generate heat in the cooling process, the charcoal piles up together, leads to its inside heat dissipation slower, the low scheduling problem of cooling efficiency, the utility model provides an integration high-efficient pyrolysis equipment has improved the heating efficiency to the material, has improved the quality of charcoal, has reduced the material and has hardened at the pyrolysis in-process, can make the abundant pyrolysis that carries on of material, has improved the heat transfer area of material for the radiating efficiency of charcoal, has improved charcoal cooling efficiency.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the utility model provides an integrated high-efficiency pyrolysis device, which comprises a feeding and crushing device 2, a pyrolysis cavity 6, an air cooling device 21 and a water cooling device 31; 2 feed ends of feeding reducing mechanism control through feed valve I1, 2 discharge ends of feeding reducing mechanism communicate 6 feed inlets of pyrolysis cavity and install feed valve II 5, 6 discharge gates of pyrolysis cavity communicate air cooling device 21, air cooling device 21 bottom intercommunication water cooling device 31.
Preferably, the feeding and crushing device 2 is internally provided with a crushing blade 3 and a driving plate 4, and the crushing blade 3 is controlled by the driving plate 4 to crush biomass materials.
Preferably, the outer portion of the pyrolysis cavity 6 is provided with a material observation hole 7 and a pyrolysis gas outlet 12, an insulating layer 8 is arranged on the inner wall of the pyrolysis cavity 6, an upper heating radiant tube 9 and a lower heating radiant tube 16 are respectively arranged on the upper side and the lower side of the inner portion of the pyrolysis cavity 6, the upper heating radiant tube 9 and the lower heating radiant tube 16 are in contact with the insulating layer 8, the upper heating radiant tube 9 and the lower heating radiant tube 16 are adjusted through a control switch 17, a pyrolysis spiral conveying shaft 11 is arranged in the middle of the pyrolysis cavity 6, a temperature sensor I18 is arranged on the pyrolysis spiral conveying shaft 11, and the temperature sensor I18 is electrically connected with the control switch 17 through a controller.
Preferably, the pyrolysis spiral conveying shaft 11 is provided with stirring wheels 10, the stirring wheels 10 are respectively installed on the upper side and the lower side of the pyrolysis spiral conveying shaft 11 through rotating shafts, the rotating shaft end parts of the stirring wheels 10 are respectively provided with a gear I13 and a gear III 15, the end part of the pyrolysis spiral conveying shaft 11 is provided with a gear II 14, the gear I13 and the gear III 15 are respectively meshed with the gear II 14, and the gear I13, the gear II 14 and the gear III 15 are controlled by a motor to enable the stirring wheels 10 and the pyrolysis spiral conveying shaft 11 to rotate.
Preferably, the air cooling device 21 comprises a conical material separating cylinder 22, a cold air guide plate 23, an inner cylinder 24 and an outer cylinder 25, the inner cylinder 24 is positioned inside the outer cylinder 25, the inner cylinder 24 is connected with the outer cylinder 25 through a cold air baffle plate 20 to form a closed cavity, a cold air inlet 26 and a hot air outlet 19 which are communicated with the cavity between the inner cylinder 24 and the outer cylinder 25 are arranged on the outer wall of the outer cylinder 25, the conical material separating cylinder 22 is connected with the inner cylinder 24 through the cold air guide plate 23, the cold air guide plate 23 is a hollow plate with two open ends and is communicated with the cavity between the inner cylinder 24 and the outer cylinder 25 and the inner cavity of the conical material separating cylinder 22.
Preferably, the cold air guide plates 23 are provided with three layers, the cold air guide plates 23 are uniformly arranged around the conical material distribution barrel 22, the included angle between the cold air guide plate 23 at the bottommost layer and the cold air guide plate 23 at the middle layer is 30 degrees, the included angle between every two adjacent cold air guide plates 23 at the bottommost layer is 90 degrees, the included angle between every two adjacent cold air guide plates 23 on the horizontal plane of the cold air guide plate 23 at the uppermost layer and the cold air guide plate 23 at the middle layer is 60 degrees, and the cold air guide plates 23 at the uppermost layer and the cold air guide plates 23 at the middle layer are arranged in a staggered mode.
Preferably, the water cooling device 31 includes a water cooling box 28 and a biochar cooling box 29, the water cooling box 28 and the biochar cooling box 29 are arranged in parallel and are both cylindrical, the water cooling box 28 is arranged outside the biochar cooling box 29, a closed water-passing cavity is formed between the water cooling box 28 and the biochar cooling box 29 through a cooling water baffle 41, a water level observation hole 30 and a water outlet 27 are formed in the upper wall of the water cooling box 28, a water inlet I36 and a water inlet II 37 are formed in the lower wall of the water cooling box 28, a hollow conveying shaft 33 is rotatably arranged in the center of the biochar cooling box 29, the hollow conveying shaft 33 is driven by a motor, a hollow auger 34 is arranged on the hollow conveying shaft 33, the upper wall of one end of the biochar cooling box 29 is communicated with the outlet of the air cooling device 21, and the lower wall of the other end is connected with a biochar discharger 39.
Preferably, the hollow blade auger 34 and the hollow conveying shaft 33 are designed to be hollow and are communicated with the water inlet I36, the water inlet II 37 and the water outlet 27 through a water inlet pipeline and a water outlet pipeline.
Preferably, a water inlet pump 43 and a temperature receiving flow controller 42 are installed on the water inlet pipeline, the water inlet pump 43 is located at the water inlet end of the water inlet pipeline, two ends of the hollow conveying shaft 33 are respectively communicated and installed with a pipeline adapter I32 and a pipeline adapter II 40, the water inlet pipeline is communicated with a water inlet I36, a water inlet II 37 and the pipeline adapter I32, the water outlet pipeline is communicated with a water outlet 27, the pipeline adapter II 40 and the water inlet pipeline to form a water circulation system, a connection point of the water outlet pipeline and the water inlet pipeline is located between the water inlet pump 43 and the temperature receiving flow controller 42, two ends inside the biochar cooling box 29 are respectively provided with a temperature sensor II 35 and a temperature sensor III 38, and the temperature sensor II 35 and the temperature sensor III 38 are respectively electrically connected with the temperature receiving flow controller 42.
The utility model has the advantages that:
1. the utility model adopts the feeding and crushing device, controls feeding through the second-level valve, ensures that the whole equipment is in an anaerobic or anoxic environment, and crushes biomass materials through the crushing knife, prevents caking materials from entering the pyrolysis cavity to cause abrasion to the pyrolysis spiral conveying shaft;
2. the upper heating radiant tube and the lower heating radiant tube are arranged in the middle pyrolysis cavity, so that three heat transfer modes of heat conduction, heat convection and heat radiation exist in the heating process of the material at the same time, the heating efficiency of the material is improved, and the quality of the biochar is improved; meanwhile, the insulating layer is arranged on the wall of the pyrolysis cavity, so that the heat loss is reduced; the stirring wheels can be used for stirring materials up and down while conveying the materials transversely, so that the hardening of the materials in the pyrolysis process can be reduced, the materials can be fully pyrolyzed, and the heat exchange area of the materials is increased;
3. the utility model adopts a secondary cooling device which comprises an air cooling device and a water cooling device, the manufactured biochar is uniformly distributed around the air cooling box body through a conical material distributing cylinder, the spiral structure formed by the multilayer cold air guide plate enables the biochar to be moved around and descend, the retention time of the biochar in the air cooling device is prolonged, the biochar and the cold air guide plate are cooled by sufficient heat exchange, the heat dissipation efficiency of the biochar is accelerated, and the cooling efficiency is higher;
4. the utility model adopts the water cooling device, the biochar enters the water cooling device through the air cooling device for further cooling, the water cooling device is provided with the hollow-leaf auger and the circulating water system, the biochar is fully subjected to heat exchange and cooling with the inner wall of the box body and the hollow-leaf auger, and the water cooling box body is connected with the biochar cooling box body through the cooling water baffle plate, the flow direction of cooling water is directionally controlled, the biochar cooling efficiency is improved, the biochar is reduced from generating oxidation heating in the cooling process, and the biochar quality is improved;
generally speaking, the utility model provides the high heating efficiency to the material has improved the quality of biological charcoal, has reduced the material and has hardened at the pyrolysis in-process, can make the abundant pyrolysis that carries on of material, has improved the heat transfer area of material for the radiating efficiency of biological charcoal has improved biological charcoal cooling efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the connection structure of the pyrolysis spiral conveying shaft and the stirring wheel of the present invention;
FIG. 3 is a schematic view of the direction of cold air in the air cooling device of the present invention;
FIG. 4 is a layout view of the uppermost cold air guide plate of the present invention;
FIG. 5 is an expanded layout view of the uppermost cold air guide plate and the intermediate cold air guide plate of the present invention;
FIG. 6 is a layout view of the bottommost cold air guide plate of the present invention;
fig. 7 is a schematic view of the cooling water direction of the water cooling device of the present invention.
In the figure, the position of the upper end of the main shaft, 1-a feeding valve I, 2-a feeding crushing device, 3-a crushing cutter, 4-a driving plate, 5-a feeding valve II, 6-a pyrolysis cavity, 7-a material observation hole, 8-an insulating layer, 9-an upper heating radiant tube, 10-a stirring wheel, 11-a pyrolysis spiral conveying shaft, 12-a pyrolysis gas outlet, 13-a gear I, 14-a gear II, 15-a gear III, 16-a lower heating radiant tube, 17-a control switch, 18-a temperature sensor I, 19-a hot air outlet, 20-a cold air baffle, 21-an air cooling device, 22-a conical material separating cylinder, 23-a cold air, 24-an inner cylinder, 25-an outer cylinder, 26-a cold air inlet, 27-a water outlet, 28-a water cooling box body, 29-a biochar cooling box body, 30-a water level observation hole, 31-a water cooling device, 32-a pipeline conversion connector I, 33-a hollow conveying shaft, 34-a hollow blade, 35-a temperature sensor II, 36-a water inlet, 37-a water inlet, 38-a temperature sensor I, a water guide plate II-a discharging device, 39-a biochar conversion connector, 40-a biological cooling pipe connector, and a water flow control valve II.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will make a detailed description of a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1-7, the integrated high-efficiency pyrolysis equipment comprises a feeding crushing device 2, a pyrolysis cavity 6, an air cooling device 21 and a water cooling device 31; 2 feed ends of feeding reducing mechanism control through feed valve I1, 2 discharge ends of feeding reducing mechanism communicate 6 feed inlets of pyrolysis cavity and install feed valve II 5, 6 discharge gates of pyrolysis cavity communicate air cooling device 21, air cooling device 21 bottom intercommunication water cooling device 31.
2 internally mounted of feeding reducing mechanism have crushing sword 3 and drive plate 4, smash 3 the biomass material and carry out the breakage through drive plate 4 control crushing sword, broken material is controlled through II 5 of feed valve, control the feeding through II 5 second grade valves of feed valve I1 and feed valve, guarantee that whole equipment is in an anaerobic or oxygen-less environment, and smash biomass material through crushing sword 3, prevent that the caking material from causing wearing and tearing to pyrolysis auger delivery axle 11 in getting into pyrolysis cavity 6, adjust opening of drive plate 4 control crushing sword 3 through control switch 17 and stop.
Open valve I1 when biomass material fills, close valve II 5, smash sword 3 through drive plate 4 control and carry out the breakage to biomass material, broken material passes through II 5 of feed valve and controls, when filling up in feeding reducing mechanism 2, closes valve I1, opens valve II 5, guarantees that biomass material can not bring into many oxygen when filling.
Pyrolysis auger delivery axle 11 on be equipped with stirring wheel 10, the upper and lower both sides at pyrolysis auger delivery axle 11 are installed through the pivot respectively to stirring wheel 10, gear I13 is installed respectively to stirring wheel 10 pivot tip, gear II 15 is installed to pyrolysis auger delivery axle 11 tip, gear I13 and gear III 15 mesh with gear II 14 respectively, get into pyrolysis cavity 6 when biomass material, control gear I13 through the motor, gear II 14, gear III 15 makes stirring wheel 10 and pyrolysis auger delivery axle 11 rotate, stir about stirring when stirring wheel 10 makes the horizontal transportation of material, can reduce the material and harden at the pyrolysis in-process, make abundant the pyrolysis that carries out of material, the heat transfer area of material has been improved, the pyrolysis gas that produces is discharged from pyrolysis gas export 12, biomass material produces the biological carbon through the pyrolytic reaction and carries to air cooling device 21 in.
The air cooling device 21 comprises a conical material separating barrel 22, a cold air guide plate 23, an inner barrel 24 and an outer barrel 25, wherein the inner barrel 24 is positioned on the inner side of the outer barrel 25, the inner barrel 24 is connected with the outer barrel 25 through a cold air baffle plate 20 to form a closed cavity, the cold air baffle plate 20 directionally controls the direction of cold air, a cold air inlet 26 and a hot air outlet 19 which are communicated with the cavity between the inner barrel 24 and the outer barrel 25 are arranged on the outer wall of the outer barrel 25, the conical material separating barrel 22 is connected with the inner barrel 24 through the cold air guide plate 23, the cold air guide plate 23 is a hollow plate with two open ends, and the cavity between the inner barrel 24 and the outer barrel 25 is communicated with the inner cavity of the conical material separating barrel 22.
Cold air guide plate 23 be provided with the three-layer, cold air guide plate 23 divides the even arrangement of feed cylinder 22 around the toper, the contained angle between the cold air guide plate 23 of bottommost layer and the cold air guide plate 23 of intermediate level is 30, the contained angle between two liang of adjacent cold air guide plates 23 of bottommost layer is 90, the contained angle between two liang of adjacent cold air guide plates 23 on the cold air guide plate 23 of the topmost layer and the cold air guide plate 23 horizontal plane of intermediate level is 60, and the cold air guide plate 23 of topmost layer and the cold air guide plate 23 of intermediate level are arranged by mistake, the cold air guide plate 23 of intermediate level and the cold air guide plate 23 of topmost layer incline to arrange downwards to inner tube 24 from toper branch feed cylinder 22, make the smooth downflow of material more, the biochar of making divides the even distribution of feed cylinder 22 around the air cooling box through the toper, the helical structure that multilayer cold air guide plate 23 formed makes the biochar orbit and descend, and prolonged the dwell time of biochar in air cooling device 21, biochar and cold air guide plate 23 abundant cooling efficiency, accelerate the heat transfer, the cooling efficiency of biochar, the cooling efficiency is higher.
Before the biochar flows into the air cooling device 21 from the pyrolysis cavity 6, cold air is introduced into the air cooling device 21 and enters a cavity between the inner cylinder 24 and the outer cylinder 25 from a cold air inlet, the cold air can only penetrate through the cold air guide plate 23 to enter the conical material distribution cylinder 22 along the arrow direction under the action of the cold air baffle plate 20, then the cold air penetrates through the first layer and the second layer of cold air guide plates 23 from the conical material distribution cylinder 22 to enter the cavity between the inner cylinder 24 and the outer cylinder 25, when the high-temperature biochar flows into the air cooling device 21, the high-temperature biochar is uniformly distributed around the air cooling device 21 under the action of the conical material distribution cylinder 22, the biochar is prevented from being stacked in the falling process, and the biochar descends by virtue of self gravity in a winding manner under the spiral structure formed by the multiple layers of cold air guide plates 23, so that large-area heat exchange can be carried out on the biochar and the multiple layers of cold air guide plates 23, meanwhile, the retention time of the biochar in the air cooling device 21 is prolonged, and the heat dissipation efficiency of the biochar is accelerated. The biochar exchanges heat with the cold air guide plate 23 and then enters the water cooling device 31, and the cold air is changed into hot air after heat exchange and then is discharged from the hot air outlet.
The hollow leaf auger 34 and the hollow conveying shaft 33 are designed to be hollow, so that the hollow leaf auger 34 is filled with water, and simultaneously exchanges heat and cools in the spiral conveying process, and is communicated with the water inlet I36, the water inlet II 37 and the water outlet 27 through the water inlet pipeline and the water outlet pipeline, and the water inlet I36, the water inlet II 37 and the water outlet 27 are communicated into the hollow cavity to form a water circulation system.
The water inlet pipeline is provided with a water inlet pump 43 and a temperature receiving flow controller 42, the water inlet pump 43 is located at the water inlet end of the water inlet pipeline, two ends of the hollow conveying shaft 33 are respectively communicated with and provided with a pipeline adapter I32 and a pipeline adapter II 40, the water inlet pipeline is communicated with a water inlet I36, a water inlet II 37 and the pipeline adapter I32, a water outlet pipeline is communicated with a water outlet 27, a pipeline adapter II 40 and a water inlet pipeline to form a water circulation system, the connection point of the water outlet pipeline and the water inlet pipeline is located between the water inlet pump 43 and the temperature receiving flow controller 42, the water circulation system flows into the temperature receiving flow controller 42 from the water inlet pump 43 to lead water into the water inlet I36, the water inlet II 37 and the pipeline adapter I32, the pipeline adapter I32 flows water into the hollow conveying shaft 33, the hollow conveying shaft 33 then flows water into the hollow vane auger 34, the hollow vane 34 finally flows water into the hollow conveying shaft 33, the water inlet I36 and the water inlet II 37 fully fills the water cooling box 28 from the water outlet 27 to the water adapter 40 and the hollow conveying shaft 33 through the cooling baffle 41 in a circulation system, finally, the temperature receiving flow controller 42, and the whole circulation system is formed in the whole circulation system.
The rotating speeds of the pyrolysis spiral conveying shaft 11, the stirring wheel 10 and the hollow-blade packing auger 34 can be adjusted through the motor, so that the retention time of the materials and the biochar in the pyrolysis cavity 6 and the biochar cooling box body 29 can be controlled.
Temperature sensor II 35 and temperature sensor III 38 are respectively arranged at two ends in the biochar cooling box 29, temperature sensor II 35 and temperature sensor III 38 are respectively electrically connected with a temperature receiving flow controller 42, the temperature sensor II 35 and temperature sensor III 38 transmit the temperature at two ends in the biochar cooling box 29 to the temperature receiving flow controller 42, and the temperature receiving flow controller 42 controls the water temperature and the water inflow of the water circulation system according to preset temperature.
The biochar which passes through the air cooling device 21 enters the water cooling device 31 for further cooling, the water cooling device 31 is provided with the hollow blade packing auger 34 and a circulating water system, the biochar is fully subjected to heat exchange and cooling with the inner wall of the box body and the hollow blade packing auger 34, the water cooling box body 28 and the biochar cooling box body 29 are connected through the cooling water baffle plate 41, the flow direction of cooling water is directionally controlled, the biochar cooling efficiency is improved, the oxidation heating of the biochar in the cooling process is reduced, and the quality of the biochar is improved.
The water cooling device 31 relates to various heat transfer ways in the cooling process of the biochar, heat exchange is carried out between the biochar and the outer wall of the hollow blade packing auger 34, heat exchange is carried out between the biochar close to the wall surface and the wall surface of the biochar cooling box body 29, heat transfer is carried out between the biochar and air, heat transfer is carried out between the air and the wall surface of the biochar cooling box body 29, and heat transfer by convection is carried out between the wall surface of the biochar cooling box body 29 and water.
The utility model provides the high heating efficiency to the material has improved the quality of biological charcoal, has reduced the material and has hardened at the pyrolysis in-process, can make the abundant pyrolysis that carries on of material, has improved the heat transfer area of material for the radiating efficiency of biological charcoal has improved biological charcoal cooling efficiency.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (10)
1. An integrated high-efficiency pyrolysis device is characterized in that: the integrated efficient pyrolysis equipment comprises a feeding crushing device (2), a pyrolysis cavity (6), an air cooling device (21) and a water cooling device (31); feeding reducing mechanism (2) feed end control through feed valve I (1), feeding reducing mechanism (2) discharge end intercommunication pyrolysis cavity (6) feed inlet and install feed valve II (5), pyrolysis cavity (6) discharge gate intercommunication air cooling device (21), air cooling device (21) bottom intercommunication water cooling device (31).
2. The integrated high-efficiency pyrolysis apparatus of claim 1, wherein: the feeding and crushing device (2) is internally provided with a crushing knife (3) and a driving plate (4), and the crushing knife (3) is controlled by the driving plate (4) to crush biomass materials.
3. An integrated high efficiency pyrolysis apparatus according to claim 1 or 2 wherein: pyrolysis cavity (6) outside be equipped with material observation hole (7) and pyrolysis gas outlet (12), be equipped with insulating layer (8) on pyrolysis cavity (6) inner wall, pyrolysis cavity (6) inside upside and downside are provided with heating radiant tube (9) and heating radiant tube (16) down respectively, go up heating radiant tube (9) and heating radiant tube (16) down and contact with insulating layer (8), it adjusts through control switch (17) to go up heating radiant tube (9) and heating radiant tube (16) down, pyrolysis cavity (6) middle part is equipped with pyrolysis auger delivery axle (11), be provided with temperature sensor I (18) on pyrolysis auger delivery axle (11), temperature sensor I (18) are through controller electric connection control switch (17).
4. The integrated high-efficiency pyrolysis apparatus of claim 3, wherein: pyrolysis auger delivery axle (11) on be equipped with stirring wheel (10), the upper and lower both sides at pyrolysis auger delivery axle (11) are installed through the pivot respectively to stirring wheel (10), gear I (13) are installed respectively to stirring wheel (10) pivot tip, gear III (15), gear II (14) are installed to pyrolysis auger delivery axle (11) tip, gear I (13) and gear III (15) mesh with gear II (14) respectively, control gear I (13) through the motor, gear II (14), gear III (15) make stirring wheel (10) and pyrolysis auger delivery axle (11) rotate.
5. An integrated high efficiency pyrolysis apparatus according to claim 1, 2 or 4 wherein: the air cooling device (21) comprises a conical material separating barrel (22), a cold air guide plate (23), an inner barrel (24) and an outer barrel (25), wherein the inner barrel (24) is located on the inner side of the outer barrel (25), the inner barrel (24) and the outer barrel (25) are connected through the cold air baffle plate (20) to form a closed cavity, a cold air inlet (26) and a hot air outlet (19) which are communicated with the cavity between the inner barrel (24) and the outer barrel (25) are formed in the outer wall of the outer barrel (25), the conical material separating barrel (22) and the inner barrel (24) are connected through the cold air guide plate (23), the cold air guide plate (23) is a hollow plate with two open ends, and the cavity between the inner barrel (24) and the outer barrel (25) is communicated with the inner cavity of the conical material separating barrel (22).
6. The integrated high-efficiency pyrolysis apparatus of claim 5, wherein: cold air baffle (23) be provided with the three-layer, cold air baffle (23) divide feed cylinder (22) even arranging around the toper, contained angle between cold air baffle (23) of bottommost layer and the cold air baffle (23) of intermediate level is 30, the contained angle between two liang of neighbours of cold air baffle (23) of bottommost layer is 90, contained angle between two liang of neighbours of cold air baffle (23) on cold air baffle (23) of the superiors and the horizontal plane of intermediate level is 60, and cold air baffle (23) of the superiors and cold air baffle (23) of intermediate level are arranged by mistake.
7. An integrated high efficiency pyrolysis apparatus according to claim 1, 2, 4 or 6 wherein: water cooling plant (31) including water cooling box (28) and biological charcoal cooling box (29), water cooling box (28) and biological charcoal cooling box (29) parallel arrangement, both are the cylinder, water cooling box (28) are arranged in the outside of biological charcoal cooling box (29), form a confined logical water cavity through cooling water baffle (41) between water cooling box (28) and the biological charcoal cooling box (29), water cooling box (28) upper wall is equipped with water level observation hole (30) and delivery port (27), water cooling box (28) lower wall is equipped with water inlet I (36) and water inlet II (37), biological charcoal cooling box (29) center is rotated and is installed and is equipped with hollow transport axle (33) in, hollow transport axle (33) are driven through the motor, hollow leaf auger (34) are arranged on hollow transport axle (33), the upper wall intercommunication air cooling plant (21) export of biological charcoal cooling box (29) one end, biological charcoal tripper (39) are connected to the lower wall of the other end.
8. The integrated high-efficiency pyrolysis apparatus of claim 5, wherein: water cooling plant (31) including water cooling box (28) and biological charcoal cooling box (29), water cooling box (28) and biological charcoal cooling box (29) parallel arrangement, both are the cylinder, water cooling box (28) are arranged in the outside of biological charcoal cooling box (29), form a confined logical water cavity through cooling water baffle (41) between water cooling box (28) and the biological charcoal cooling box (29), water cooling box (28) upper wall is equipped with water level observation hole (30) and delivery port (27), water cooling box (28) lower wall is equipped with water inlet I (36) and water inlet II (37), biological charcoal cooling box (29) center is rotated and is installed and is equipped with hollow transport axle (33) in, hollow transport axle (33) are driven through the motor, hollow leaf auger (34) are arranged on hollow transport axle (33), the upper wall intercommunication air cooling plant (21) export of biological charcoal cooling box (29) one end, biological charcoal tripper (39) are connected to the lower wall of the other end.
9. The integrated high-efficiency pyrolysis apparatus of claim 7, wherein: the hollow blade auger (34) and the hollow conveying shaft (33) are designed to be hollow and are communicated with the water inlet I (36), the water inlet II (37) and the water outlet (27) through a water inlet pipeline and a water outlet pipeline.
10. The integrated high-efficiency pyrolysis apparatus of claim 9, wherein: the inlet channel on install inlet pump (43) and temperature receiving flow controller (42), inlet pump (43) are in the end of intaking of inlet channel, the both ends of hollow delivery shaft (33) communicate respectively and install pipeline crossover sub I (32) and pipeline crossover sub II (40), inlet channel intercommunication water inlet I (36), water inlet II (37) and pipeline crossover sub I (32), outlet conduit intercommunication delivery port (27), pipeline crossover sub II (40) and inlet channel, form water circulation system, the tie point of outlet conduit and inlet channel is in between inlet pump (43) and temperature receiving flow controller (42), the inside both ends of charcoal cooling box (29) are provided with temperature sensor II (35) and temperature sensor III (38) respectively, temperature sensor II (35) and temperature sensor III (38) respectively with temperature receiving flow controller (42) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202221132008.XU CN217578773U (en) | 2022-05-12 | 2022-05-12 | High-efficient pyrolysis equipment of integration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221132008.XU CN217578773U (en) | 2022-05-12 | 2022-05-12 | High-efficient pyrolysis equipment of integration |
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| CN217578773U true CN217578773U (en) | 2022-10-14 |
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