CN216558267U - High-temperature pyrolysis furnace and pyrolysis system - Google Patents
High-temperature pyrolysis furnace and pyrolysis system Download PDFInfo
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- CN216558267U CN216558267U CN202122841382.9U CN202122841382U CN216558267U CN 216558267 U CN216558267 U CN 216558267U CN 202122841382 U CN202122841382 U CN 202122841382U CN 216558267 U CN216558267 U CN 216558267U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The invention discloses a high-temperature pyrolysis furnace and a pyrolysis system, which comprise a plurality of groups of high-temperature pyrolysis devices and a detachable heating shell; each group of high-temperature pyrolysis devices comprises a first furnace pipe; the heating shell comprises a first shell and a second shell, the first shell and the second shell are connected in an adaptive mode to form an inner cavity, and the inner cavity is matched with the first furnace pipe; the heating shell body is sleeved outside the first furnace pipe, the heating shell body heats the first furnace pipe which is sleeved with the heating shell body, the first shell body and the second shell body are used for heating the heating shell body in a detachable mode, the left side and the right side of the first furnace pipe are pushed and connected, the effect that the heating shell body covers the first furnace pipe is achieved, the first furnace pipe is heated through the heating shell body to carry out high-temperature pyrolysis operation, the first shell body needs to be cooled and cooled after the pyrolysis operation is completed once, the first shell body and the second shell body are pushed away and separated from the first furnace pipe respectively, the first furnace pipe is exposed, and the effect of rapid cooling is achieved.
Description
Technical Field
The invention belongs to the technical field of high-temperature pyrolysis, and particularly relates to a high-temperature pyrolysis furnace and a pyrolysis system.
Background
The high-temperature pyrolysis furnace is the best equipment for cleaning returned workpieces on a coating line and organic matter coatings on hangers by using a thermal oxidation principle and recovering materials such as electric wires, cables, motors and the like. Compared with mechanical, chemical and incineration treatment, the high-temperature pyrolysis furnace has the advantages that no deformation, no damage to base metal and no annealing phenomenon are caused to reworked parts or recycled parts, and meanwhile, the treatment cost is low, the efficiency is high, and no pollution is caused. Has great application prospect in various industries.
The main reason of electric heating pyrolysis oven radiating time overlength is at present on the market for the insulation material of furnace body covers the furnace body and makes the heat difficult to give off, when carrying out the thermal cracking at present, if cooling with higher speed, can use inert gas such as nitrogen gas to cool down, but the gaseous cost of single cooling use is too high, and let in gaseous flow control need careful carelessly again, if flow control error easily produces danger, and its pipeline valve of presetting the business turn over gas also damages because of the high temperature that produces when firing, with this adopt natural cooling among the prior art universally, so corresponding, will have the slow problem of pyrolysis oven heat dissipation.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a high-temperature pyrolysis furnace, which aims to solve the technical problem that the existing pyrolysis furnace is slow in heat dissipation.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a high-temperature pyrolysis furnace comprises a plurality of groups of high-temperature pyrolysis devices and a detachable heating shell;
each group of high-temperature pyrolysis devices comprises a first furnace pipe;
the heating shell comprises a first shell and a second shell, the first shell and the second shell are connected in an adaptive mode to form an inner cavity, and the inner cavity is matched with the first furnace pipe;
the heating shell is sleeved outside the first furnace pipe, and the heating shell heats the sleeved first furnace pipe.
Further, a heat insulation structure is fixedly arranged on the heating shell;
the heat insulation structure is fixedly arranged on the inner side of the heating shell, the heating shell is sleeved outside the first furnace pipe, and the heat insulation structure wraps the outer wall of the first furnace pipe.
Further, still include heating structure, heating structure ring distribution in insulation construction is last, insulation construction wrap up in when on the first boiler furnace outer wall, heating structure with the laminating of first boiler furnace.
Further, insulation construction includes first heat preservation, second heat preservation, third heat preservation and fourth heat preservation, first heat preservation, second heat preservation, third heat preservation and fourth heat preservation are fixed in proper order from top to bottom on the heating shell.
Further, the heating structure includes first district control by temperature change structure and second district control by temperature change structure, first district control by temperature change structure ring distribution in insulation construction's first district, second district control by temperature change structure ring distribution in insulation construction's second district, first district control by temperature change structure and second district control by temperature change structure all are connected with the external control case.
Furthermore, the high-temperature pyrolysis device also comprises a first condensing device, the first condensing device is connected with the first furnace pipe through an anti-blocking pipeline, the first end of the anti-blocking pipeline is connected with the first furnace pipe, the second end of the anti-blocking pipeline is connected with the first condensing device, and the first end is higher than the second end.
Furthermore, the anti-blocking pipeline comprises a conveying pipe and a plurality of heat tracing pieces;
the heat tracing structures are used for heating the conveying pipe;
the first end of conveyer pipe with first stove courage is connected, the second end of conveyer pipe with first condensing equipment is connected, a plurality of heat tracing structure cover is located on the conveyer pipe.
Further, the high-temperature pyrolysis device further comprises an upper top cover and a thermocouple, the upper top cover is installed at the top of the first furnace pipe, an opening structure is arranged at the center of the upper top cover, and the thermocouple extends from the opening structure to the inside of the first furnace pipe.
Furthermore, the furnace also comprises a charging basket, wherein the charging basket is used for bearing raw materials, and the charging basket is detachably arranged in the first furnace pipe.
Correspondingly, the invention also provides a pyrolysis system, which comprises the high-temperature pyrolysis furnace.
Compared with the prior art, the invention has the beneficial effects that:
according to the high-temperature pyrolysis furnace provided by the invention, the first shell and the second shell of the heating shell are detachably pushed from the left side and the right side of the first furnace container and are connected, so that the heating shell is covered on the first furnace container, the first furnace container is heated through the heating shell to carry out high-temperature pyrolysis operation, and when the first shell needs to be cooled after one pyrolysis operation is finished, the first shell and the second shell of the heating shell can be disconnected and are respectively pushed away to be separated from the first furnace container, so that the first furnace container is exposed, and the effect of quickly cooling is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of a pyrolysis furnace according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a pyrolysis furnace according to another embodiment of the present invention;
FIG. 3 is a schematic structural view of a high-temperature pyrolysis furnace according to still another embodiment of the present invention;
FIG. 4 is a schematic structural view of a high-temperature pyrolysis furnace according to still another embodiment of the present invention;
FIG. 5 is an enlarged view of a portion A of FIG. 4;
FIG. 6 is an enlarged view of a portion B of FIG. 4;
FIG. 7 is a schematic structural view of a high-temperature pyrolysis furnace according to still another embodiment of the present invention;
FIG. 8 is a schematic diagram of a first hydraulic device in an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a charging basket according to an embodiment of the present invention.
Description of reference numerals:
1. a high temperature pyrolysis device; 11. a first furnace; 12. a first condensing unit; 121. a first cooling cavity; 122. a second cooling cavity; 123. a flue gas cavity; 13. an exhaust valve; 14. a grooving structure is adopted; 15. an exhaust valve; 2. heating the housing; 21. a first housing; 22. a second housing; 3. a heat preservation structure; 31. a first heat-insulating member; 32. a second heat-insulating member; 33. a third heat-insulating member; 34. a fourth heat-insulating member; 4. a heating structure; 41. the upper half area is provided with a temperature control structure; 42. a half-zone temperature control structure; 5. anti-blocking pipelines; 51. a delivery pipe; 52. a heat tracing member; 6. a top cover is arranged; 7. a thermocouple; 8. a charging basket; 81. supporting legs; 82. a base; 83. mesh openings; 9. a water-cooling device; 91. a water-cooling pipeline; 92. a water inlet member; 93. and a water outlet member.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 9, an embodiment of the present invention provides a pyrolysis furnace, including a plurality of groups of pyrolysis devices 1 and a detachable heating housing 2;
each group of high-temperature pyrolysis devices 1 comprises a first furnace pipe 11;
the heating shell 2 comprises a first shell 21 and a second shell 22, the first shell 21 and the second shell 22 are in adaptive connection to form an inner cavity, and the inner cavity is matched with the first furnace pipe 11;
the heating shell 2 is sleeved outside the first furnace pipe 11, and the heating shell 2 heats the sleeved first furnace pipe 11.
Specifically, in this embodiment, the heating shell 2 and the first furnace 11 are both cylindrical, so the first shell 21 and the second shell 22 are semi-cylindrical, and the heat insulation material of the furnace body covers the furnace body to make the heat not easily dissipate due to the long heat dissipation time of the high-temperature pyrolysis furnace in the prior art, so the heating shell 2 for heating the high-temperature pyrolysis device 1 is set to be a detachable structure in this embodiment, wherein the first shell 21 and the second shell 22 of the heating shell 2, and the first shell 21 and the second shell 22 can be pushed from the left side and the right side of the first furnace 11 and connected when the first furnace 11 needs to be heated, so that the effect of covering the heating shell 2 on the first furnace 11 and heating is achieved; when the first casing 21 needs to be cooled down after the first furnace pipe 11 is heated, the first casing 21 and the second casing 22 of the heating casing 2 can be connected in a split mode, the first casing 21 and the second casing 22 are pushed away and separated from the first furnace pipe 11 respectively, the first furnace pipe 11 is exposed out to be cooled down through heat exchange with air quickly, and the effect of rapid cooling is achieved.
More specifically, the plurality of groups of pyrolysis apparatuses 1 are arranged closely, the first casing 21 and the second casing 22 are separated quickly after the heating operation is completed, the first furnace 11 of the group of pyrolysis apparatuses 1 is exposed to the air, the heat dissipation area is increased, the problem that the heat insulation material prevents heat dissipation is fundamentally solved, the required heat dissipation time is greatly reduced, meanwhile, the first shell 21 and the second shell 22 can be directly moved to the first furnace 11 of the second group of high-temperature pyrolysis device 1, the first shell 21 and the second shell 22 are connected in a combined manner, the residual heat in the current heating shell 2 is used for preheating and heating the second group of high-temperature pyrolysis device 1, the time of reheating and heating links in actual firing is reduced, the power resources are saved to a certain extent, the production efficiency is further improved, and the technical effect of reducing the production cost is realized.
Further, referring to fig. 2, the heating housing 2 is fixedly mounted with a heat insulation structure 3;
insulation construction 3 fixed mounting is in the inboard of heating casing 2, and when heating casing 2 cover was established in the outside of first furnace pipe 11, insulation construction 3 wrapped up on first furnace pipe 11 outer wall.
Specifically, the heat insulation structure 3 in this embodiment is a layer of heat insulation material with a certain thickness, where the thickness may be set according to specific use conditions, and the heat insulation structure 3 is used for wrapping the outer wall of the first furnace 11 to perform a heat insulation effect on the first furnace 11 when the heating shell 2 is sleeved outside the first furnace 11; because the heating shell 2 includes the first shell 21 and the second shell 22, therefore insulation construction 3 still includes first insulation construction 3 and second insulation construction 3, first insulation construction 3 fixed mounting is in first shell 21 line, second insulation construction 3 fixed mounting is on second shell 22, and the connection face of first insulation construction 3 and second insulation construction 3 is the section structure of mutual adaptation, consequently when first shell 21 is connected with the cooperation of second shell 22, first insulation construction 3 carries out the adaptation with second insulation construction 3 equally and is connected, consequently, after heating shell 2 accomplished the heating operation to first furnace 11, separation first shell 21 shell and second shell 22 made the thermal insulation construction 3 that hinders the heat dissipation of first furnace 11 break away from first furnace 11, the effect that first furnace 11 can dispel the heat fast has been realized.
Further, insulation construction 3 includes first heat preservation 31, second heat preservation 32, third heat preservation 33 and fourth heat preservation 34, and first heat preservation 31, second heat preservation 32, third heat preservation 33 and fourth heat preservation 34 are fixed in proper order on heating housing 2 from top to bottom.
Specifically, since the first furnace 11 is generally large in size, the heat insulation structure 3 may have an oversized structure if it is a whole, and the oversized heat insulation structure 3 may cause inconvenience in production, transportation, installation and other steps; in this embodiment, the heat insulating structure 3 is divided into a first heat insulating member 31, a second heat insulating member 32, a third heat insulating member 33 and a fourth heat insulating member 34, and the first heat insulating member 31, the second heat insulating member 32, the third heat insulating member 33 and the fourth heat insulating member 34 are connected in a continuous and matching manner, and during specific installation, the first heat insulating member 31, the second heat insulating member 32, the third heat insulating member 33 and the fourth heat insulating member 34 can be sequentially installed and fixed on the heating housing 2 one by one from top to bottom, so that an effect of easy installation is achieved;
more specifically, by combining the first heat-insulating structure 3 and the second heat-insulating structure 3 in the previous embodiment, the first heat-insulating member 31, the second heat-insulating member 32, the third heat-insulating member 33, and the fourth heat-insulating member 34 in this embodiment are also divided into two parts, and are respectively mounted on the first heat-insulating mechanism and the second heat-insulating structure 3, and the inner surface layers of the first heat-insulating member 31, the second heat-insulating member 32, the third heat-insulating member 33, and the fourth heat-insulating member 34 are in accordance with the shape of the outer surface layer of the first furnace shell 11, so that the heat-insulating structure 3 can comprehensively insulate the first furnace shell 11 and prevent heat leakage;
the first heat preservation part 31 is arranged on the uppermost part of the heating shell 2, a feeding port is formed in the middle of the first heat preservation part 31, products needing to be heated and decomposed are fed into the first furnace container 11 through the feeding port, the first heat preservation part 31 is divided into two parts at the position of the feeding port and comprises a left first heat preservation part 31 and a right first heat preservation part 31, and after the left first heat preservation part 31 and the right first heat preservation part 31 are combined, a notch on the right side of the left first heat preservation part 31 and a notch on the right side of the right first heat preservation part 31 are combined to form a complete feeding port; the second heat preservation part 32 is arranged below the first heat preservation part 31, the second heat preservation part 32 comprises a left second heat preservation part 32 and a right second heat preservation part 32 which are respectively arranged on the first heat preservation part 31 structure and the second heat preservation structure 3, the left second heat preservation part 32 is provided with a pipeline through hole, the pipeline through hole is used for transmitting the smoke in the first furnace container 11 to the outside, and the right second heat preservation part 32 is a whole heat preservation part without a through hole; the third heat preservation part 33 comprises a left third heat preservation part 33 and a right third heat preservation part 33 which are respectively arranged on the first heat preservation part 31 structure and the second heat preservation structure 3, and the left third heat preservation part 33 and the right third heat preservation part 33 are both whole heat preservation parts without through holes; the fourth heat preservation part 34 comprises a left fourth heat preservation part 34 and a right fourth heat preservation part 34 which are respectively arranged on the first heat preservation part 31 structure and the second heat preservation structure 3, a lower row of through holes are arranged in the middle of the fourth heat preservation structure 3 and used for being matched with the lower discharge port of the first furnace container 11, so that the lower discharge port penetrates out of the lower row of through holes, and the lower row of through holes are matched with the right notch of the left fourth heat preservation part 34 and the left notch of the right fourth heat preservation part 34 to form the lower row of through holes.
Further, referring to fig. 2-3, the furnace further comprises a heating structure 4, wherein the heating structure 4 is annularly distributed on the heat insulation structure 3, and when the heat insulation structure 3 wraps the outer wall of the first furnace 11, the heating structure 4 is attached to the first furnace 11.
Specifically, in this embodiment, the heating structure 4 is electrically connected to an external control box, and the external control box controls heating of the heating structure 4; the heating structure 4 is annularly arranged on the heat insulation structure 3 and slightly protrudes out of the heat insulation structure 3, and the heating structure 4 is distributed in the longitudinal direction of the heat insulation structure 3, so that the heating structure 4 only heats the side wall of the first furnace pipe 11; the heating structure 4 is a furnace wire structure, the furnace wire structure is uniformly distributed in the heat preservation structure 3 of the first shell 21 and the second shell 22, when the first shell 21 and the second shell 22 are connected in a matching manner, the furnace wire structure is close to the outer wall of the first furnace pipe 11 to heat the first furnace pipe 11, more specifically, a 1-2cm gap distance exists between the furnace wire structure and the first furnace pipe, and the gap distance is mainly beneficial to conducting heat radiation generated by the furnace wire structure to the first furnace pipe through the gap distance to heat the first furnace pipe; on the other hand, if the furnace wire structure is in direct contact with the first furnace pipe, only the contact part surface conducts heat, the efficiency of transferring heat through the part surface is low, and the safety problem exists; therefore, the gap distance between the furnace wire structure and the first furnace pipe is beneficial to increasing the heat conduction efficiency between the furnace wire structure and the first furnace pipe, the temperature of flame outer flame is higher than that of inner flame, the distribution of the furnace wire structure is more uniform, the utilization efficiency is higher, and the heating rate is faster.
Further, the heating structure 4 includes an upper half area temperature control structure 4241 and a lower half area temperature control structure 42, the upper half area temperature control structure 4241 is annularly distributed in the upper half area of the heat insulation structure 3, the lower half area temperature control structure 42 is annularly distributed in the lower half area of the heat insulation structure 3, and both the upper half area temperature control structure 4241 and the lower half area temperature control structure 42 are connected with an external control box.
Specifically, the first half district and the second half district of insulation construction 3 are arranged respectively in to this embodiment with first half district temperature control structure 4241 and second half district temperature control structure 42 for can be according to concrete conditions to first furnace pipe 11 first half district and second half district temperature control respectively, because first half district temperature control structure 4241 and second half district temperature control structure 42 all are connected with the external control box, consequently can realize first half district temperature control structure 4241 and second half district temperature control structure 42 respective heating efficiency through the control of external control box, make the control that can be more careful to first furnace pipe 11's heating temperature.
Further, referring to fig. 4, the high-temperature pyrolysis apparatus 1 further includes a first condensing device 12, the first condensing device 12 is connected to the first furnace pipe 11 through an anti-blocking pipeline 5, a first end of the anti-blocking pipeline 5 is connected to the first furnace pipe 11, a second end of the anti-blocking pipeline 5 is connected to the first condensing device 12, and the first end is higher than the second end.
Specifically, in the prior art, due to a pyrolysis thermal cracking mechanism, a smoke outlet pipeline is often blocked by a cracking product tar in actual production, so as to effectively avoid or reduce the problems that production cannot be carried out due to pipeline blockage, and disassembly and cleaning are difficult;
in this embodiment, the first furnace container 11 is provided with a parallel flue gas outlet for outputting flue gas; an anti-blocking pipeline 5 is arranged, so that the connecting position of the anti-blocking pipeline 5 and the first furnace container 11 is higher than the connecting position of the anti-blocking pipeline 5 and the first condensing device 12, the smoke flows from top to bottom, more specifically, the anti-blocking pipeline 5 comprises a first pipeline and a second pipeline, one end of the first pipeline is connected with a parallel smoke outlet of the first furnace container 11, the first pipeline and the parallel smoke outlet are connected at an angle of 45 degrees downwards, the parallel smoke outlet passes through the first pipeline with a 45-degree downward inclination after smoke is discharged, the second pipeline is a longitudinal vertical pipeline, one end of the second pipeline is connected with the first pipeline, the other end of the second pipeline is connected with a cooling device, the smoke enters the condensing device after passing through the second pipeline, and the cracked products such as tar and the like are ensured to be solidified in the flue due to the temperature accompanying system fault, but no ascending smoke channel exists in the flue, so that the tar and the like can not flow back or be solidified and adhered at the elbow of the ascending smoke channel, therefore, the machine can smoothly discharge smoke, the blockage is avoided, the later maintenance times are reduced, the labor cost is reduced, and the preparation efficiency is accelerated.
Further, referring to fig. 5, the anti-blocking pipe 5 includes a conveying pipe 51 and a plurality of heat tracing members 52;
the heat tracing structures are used for conveying the smoke in the first furnace pipe 11, and the heat tracing structures are used for heating the conveying pipe 51;
the first end of the conveying pipe 51 is connected with the first furnace pipe 11, the second end of the conveying pipe 51 is connected with the first condensing device 12, and the conveying pipe 51 is sleeved with the plurality of heat tracing structures.
Specifically, the anti-blocking pipe comprises a delivery pipe 51 and a plurality of heat tracing pieces 52, wherein the delivery pipe 51 is a first pipeline and a second pipeline in the above embodiment, and a description thereof is not repeated; because conveyer pipe 51 includes a plurality of sections, consequently, a plurality of heat tracing structure cover is located on a plurality of sections conveyer pipe 51, make every section conveyer pipe 51 all overlap and be equipped with corresponding heat tracing piece 52, heat tracing piece 52 can be for thermal-insulated material or heating material, thermal-insulated material all is the temperature that is used for keeping conveyer pipe 51 with the heating material, liquefaction or solidification jam in conveyer pipe 51 after preventing that the flue gas from cooling down when transmitting in the transmission pipe, material such as tar has been ensured to heat tracing piece 52 sets up and has kept gasification in the flue, and in getting into the condenser smoothly, prevent to block up, reduce the maintenance cost, and the production efficiency is improved.
Further, referring to fig. 7, the high-temperature pyrolysis apparatus 1 further includes an upper top cover 6 and a thermocouple 7, the upper top cover 6 is installed on the top of the first furnace 11, a hole structure is provided at a central position of the upper top cover 6, and the thermocouple 7 extends from the hole structure to the inside of the first furnace 11.
Specifically, in the prior art, for furnace body sealing, asbestos gaskets, corrugated composite gaskets or expanded vermiculite gaskets are mostly adopted in the market, wherein the asbestos gaskets are low in price but low in heat-resistant temperature, generally below 500 ℃, the corrugated composite gaskets and the expanded vermiculite gaskets are relatively high in temperature resistance but high in price, the three gaskets are loss products, and the replacement cost is high when the device is used for a long time; in the embodiment, the groove digging structure 14 is adopted, quartz sand of 120 meshes or more is filled in the groove digging structure 14 to realize the sealing effect on the first furnace pipe 11, and the top cover 6 is further arranged on the groove digging structure 14 for further sealing;
the electric heater among the prior art only measures pyrolysis oven outside temperature when measuring temperature, and the actual temperature of pyrolysis of center raw materials in the pyrolysis oven can't be measured, and thermocouple 7 in this embodiment adopts N type armor thermocouple 7, and the trompil structure through last top cap 6 is deep into and is carried out temperature acquisition to first furnace courage 11 inside, can acquire the concrete temperature information in first furnace courage 11, and thermocouple 7 still is connected with external control box electricity, and the heating adjustment to can be carried out according to thermocouple 7's temperature information to consequently external control box.
Further, referring to fig. 9, the furnace further includes a charging basket 8, the charging basket 8 is used for carrying raw materials, and the charging basket 8 is detachably disposed in the first furnace container 11.
Specifically, the electric heating pyrolysis furnace among the prior art often can the ejection of compact not smooth when firing the completion back ejection of compact, and leads to the ejection of compact not to the greatest extent because of overall arrangement defect on the structural design, or makes the ejection of compact difficulty because of tar etc. makes in the stove backward flow liquefaction deposit to the forehearth residue that leads to sneaks into the back stove finished product, makes the back stove probably have forehearth impurity, influences the reliability of whole quality, if be used for the experiment then can disturb the experiment accuracy. In the embodiment, the charging basket 8 which is designed to be capable of being drawn away is adopted during charging and discharging, raw materials to be fired are added into the charging basket 8 during firing, the discharging basket 8 is taken out firstly after firing is completed, and then the finished products in the charging basket 8 are taken out completely, so that the problem that residues remain in a machine is solved, and mutual influence is avoided;
wherein charging basket 8 is the cuboid form, the top of first courage 11 is equipped with the pan feeding mouth the same with charging basket 8 cross-section, charging basket 8 passes through the pan feeding mouth can draw the first courage 11 of formula business turn over inside, charging basket 8 is equipped with supporting legs 81, a pedestal 82, mesh 83 and handle, supporting legs 81 be used for with support fixedly in first courage 11, supporting legs 81's fixed mounting is in the one end of pedestal 82, mesh 83 is installed and is used for loading and unloading raw materials and ventilation exhaust effect at the other end of pedestal 82, the handle is installed to the other end of mesh 83, a function for extracting charging basket 8.
Further, referring to fig. 6, the furnace further includes a water-cooling device 9, the first furnace 11 is provided with an exhaust valve 1513, and the water-cooling device 9 is installed on the exhaust valve 1513 of the first furnace 11;
specifically, in the prior art, an exhaust valve 1513 and a pressure reducing valve of the pyrolysis furnace are not protected, and are easy to damage and lose efficacy due to high-temperature firing; in this embodiment, water-cooling heat sink 9 is installed on exhaust valve 1513 of first furnace 11, water-cooling heat sink 9 is installed in first furnace 11 bottom, water-cooling heat sink 9 includes water-cooling pipeline 91, water inlet 92 and water outlet 93 are switched on with the water-cooling management, water inlet 92 and water outlet 93 are connected with outside water cooling system, water-cooling pipeline 91 surrounds in the installation of discharge valve, water-cooling liquid is input to water inlet 92, the water-cooling is got rid of from water outlet 93 after water-cooling pipeline 91 carries out the heat exchange with exhaust valve 1513 of first furnace 11, the effect of cooling protection to exhaust valve 1513 has been realized.
Further, referring to fig. 8, the first condensing device 12 includes a first cooling cavity 121, a second cooling cavity 122 and a flue gas cavity 123, the first cooling cavity 121 is disposed in the middle of the flue gas cavity 123, the second cooling cavity 122 is disposed around the flue gas cavity 123, a water inlet of the first cooling cavity 121 is connected to an external water cooling system device, and a water outlet of the first cooling cavity 121 is connected to a water inlet of the second cooling cavity 122; with reference to the water-cooling temperature reduction device 9 in the above embodiment, the water outlet member 93 of the second cooling cavity 122 is connected; since the first cooling cavity 121 is disposed in the middle of the flue gas cavity 123, the first cooling cavity 121 is located at the highest temperature, and the second cooling cavity 122 surrounds the flue gas cavity 123, so that the temperature of the second cooling cavity 122 is slightly lower than that of the first cooling cavity 121, cooling water flows into the first cooling cavity 121 and then flows into the second cooling cavity 122, and the cooling rate of the flue gas cavity 123 is accelerated.
Correspondingly, the invention also provides a pyrolysis system, which comprises the high-temperature pyrolysis furnace.
It should be noted that other contents of the high temperature pyrolysis furnace disclosed in the present invention can be referred to in the prior art, and are not described herein.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, it should be noted that the descriptions relating to "first", "second", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A high-temperature pyrolysis furnace is characterized by comprising a plurality of groups of high-temperature pyrolysis devices and a detachable heating shell;
each group of high-temperature pyrolysis devices comprises a first furnace pipe;
the heating shell comprises a first shell and a second shell, the first shell and the second shell are connected in an adaptive mode to form an inner cavity, and the inner cavity is matched with the first furnace pipe;
the heating shell is sleeved outside the first furnace pipe, and heats the first furnace pipe sleeved with the heating shell.
2. The pyrolysis furnace of claim 1, wherein the heating housing is fixedly provided with a heat insulation structure;
the heat insulation structure is fixedly arranged on the inner side of the heating shell, the heating shell is sleeved outside the first furnace pipe, and the heat insulation structure wraps the outer wall of the first furnace pipe.
3. The pyrolysis furnace of claim 2, further comprising a heating structure annularly distributed on the heat insulation structure, wherein when the heat insulation structure is wrapped on the outer wall of the first furnace, the heating structure is attached to the first furnace.
4. The high-temperature pyrolysis furnace of claim 2, wherein the heat-insulating structure comprises a first heat-insulating part, a second heat-insulating part, a third heat-insulating part and a fourth heat-insulating part, and the first heat-insulating part, the second heat-insulating part, the third heat-insulating part and the fourth heat-insulating part are sequentially fixed on the heating shell from top to bottom.
5. The pyrolysis furnace of claim 3, wherein the heating structure comprises an upper zone temperature control structure and a lower zone temperature control structure, the upper zone temperature control structure is annularly distributed in the upper zone of the heat preservation structure, the lower zone temperature control structure is annularly distributed in the lower zone of the heat preservation structure, and the upper zone temperature control structure and the lower zone temperature control structure are both connected with an external control box.
6. The high-temperature pyrolysis furnace according to claim 1, wherein the high-temperature pyrolysis device further comprises a first condensing device, the first condensing device is connected with the first furnace pipe through an anti-blocking pipeline, a first end of the anti-blocking pipeline is connected with the first furnace pipe, a second end of the anti-blocking pipeline is connected with the first condensing device, and the first end is higher than the second end.
7. The pyrolysis furnace of claim 6, wherein the anti-blocking pipeline comprises a conveying pipe and a plurality of heat tracing pieces;
the heat tracing structure is used for heating the conveying pipe;
the first end of conveyer pipe with first stove courage is connected, the second end of conveyer pipe with first condensing equipment is connected, a plurality of heat tracing structure cover is located on the conveyer pipe.
8. The pyrolysis furnace of claim 1, wherein the pyrolysis device further comprises an upper top cover and a thermocouple, the upper top cover is mounted on the top of the first furnace, an opening structure is arranged in the center of the upper top cover, and the thermocouple extends from the opening structure to the inside of the first furnace.
9. The pyrolysis furnace of claim 1, further comprising a charging basket, wherein the charging basket is used for carrying raw materials, and the charging basket is detachably arranged in the first furnace pipe.
10. A pyrolysis system comprising a high temperature pyrolysis furnace according to any one of claims 1 to 9.
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