CN115920692B - Equipment and method for preheating furfural and catalyst in furfuryl alcohol production - Google Patents
Equipment and method for preheating furfural and catalyst in furfuryl alcohol production Download PDFInfo
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- CN115920692B CN115920692B CN202211498924.XA CN202211498924A CN115920692B CN 115920692 B CN115920692 B CN 115920692B CN 202211498924 A CN202211498924 A CN 202211498924A CN 115920692 B CN115920692 B CN 115920692B
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Abstract
The invention discloses equipment for preheating furfural and a catalyst in furfuryl alcohol production and a preheating method thereof, and belongs to the technical field of furfural processing and preheating, wherein the equipment comprises a machine shell, an installation inner groove is arranged in the machine shell, a travel groove is formed in the outer wall of one side of the machine shell, an electric heating plate is embedded and installed in a plate groove arranged on the inner wall of the installation inner groove, a material pumping assembly is arranged at the top of the installation inner groove and used for regularly pumping raw materials, a steam recovery mechanism is fixedly arranged on the side wall of the machine shell, and a material receiving assembly is arranged on the inner wall of the installation inner groove; according to the invention, the steam recovery mechanism is arranged in a matched manner, so that the evaporated steam can be quickly captured, condensed and recovered when the preheating time is set to be over-limit, and the situation that the raw materials are evaporated and wasted after the over-limit preheating can be effectively avoided, thereby reducing the difficulty of the preheating time setting and improving the preheating effect of the whole equipment.
Description
Technical Field
The invention belongs to the technical field of furfural processing and preheating, and particularly relates to equipment and a method for preheating furfural and a catalyst in furfuryl alcohol production.
Background
Furfuryl alcohol is a common compound, and is generally colorless to pale yellow transparent liquid, and is an important organic chemical raw material; furfuryl alcohol has a wide range of applications, and is generally mainly used for preparing furan resins, and can also be used as a solvent or a dispersant for dyes, varnishes, phenolic resins and furan resins, a wetting agent and the like, and in the production process, the furfuryl alcohol sometimes needs to be mixed with a catalyst for preheating treatment.
The preheating treatment equipment at present carries out preheating treatment on raw materials by arranging a heating structure, but the preheating treatment time is required to be accurately controlled before preheating, the preheating time of different materials is also different, the preheating time is short, a good preheating effect is not achieved, the preheating time is long, raw materials are easy to evaporate, the raw materials are wasted, the using effect is poor, and in order to effectively solve the problems, equipment for preheating furfural and a catalyst in furfuryl alcohol production and a preheating method thereof are needed.
Disclosure of Invention
The invention aims at: in order to solve the problems that the prior preheating treatment equipment performs preheating treatment on raw materials by arranging a heating structure, but the preheating treatment time is required to be accurately controlled before preheating, the preheating time of different materials is different, the preheating time is short and cannot achieve a good preheating effect, the preheating time is long, raw materials are easy to evaporate, the raw materials are wasted, and the using effect is poor, the equipment for preheating furfural and a catalyst in furfuryl alcohol production and the preheating method thereof are provided.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a preheat equipment of furfural and catalyst in furfuryl alcohol production, includes the casing, the inside of casing is provided with the installation inside groove, be provided with the travel groove on the outer wall of one side of casing, install the electric plate in the board inslot that sets up on the inner wall of inside groove, the top of installation inside groove is provided with the material subassembly of taking out, and the material subassembly of taking out is used for the regularly extraction of raw materials, fixed mounting has vapor recovery mechanism on the lateral wall of casing, and vapor recovery mechanism is used for the recovery of raw materials preheating in-process steam, be provided with on the inner wall of installation inside groove and receive the material subassembly, receive the material subassembly and be used for the collection of raw materials.
As a further description of the above technical solution:
the material pumping assembly comprises a top plate, the top plate is fixedly arranged at the top of the installation inner groove, a material pumping pump and a material feeding pipe are fixedly arranged on the top surface of the top plate, and a first material pumping pipe is fixedly arranged at the input end of the material pumping pump.
As a further description of the above technical solution:
the side wall of the first material pumping pipe is fixedly provided with a second material pumping pipe, the output end of the material pumping pump is fixedly provided with a discharging pipe, and the bottom surface of the top plate is longitudinally and fixedly provided with a meshing gear shaft.
As a further description of the above technical solution:
the steam recovery mechanism comprises a mounting shell, a bottom shell is fixedly arranged at the bottom of the mounting shell, a liquid guide seat is fixedly arranged in the bottom shell, a recovery pipe is fixedly arranged on the outer wall of one side of the bottom shell, one end of the discharge pipe is fixedly connected with a side hole formed in the side wall of the bottom shell, a condensation assembly is fixedly arranged on the inner wall of one side of the mounting shell, and the condensation assembly is used for rapid condensation of steam.
As a further description of the above technical solution:
the condensing assembly comprises a pipe clamp, the pipe clamp is fixedly arranged on the inner wall of one side of the installation shell, a condensing pipe is arranged in the pipe clamp in a clamping mode, two steam inlet pipes are fixedly arranged on the outer wall of one side of the condensing pipe, and one ends of the two steam inlet pipes penetrate through and extend to the inner side of the machine shell.
As a further description of the above technical solution:
one side of installation shell is provided with cooling module and is used for the interior rapid cooling of installation shell, cooling module includes the curb plate, the curb plate inlay card is installed in the cell body that one side of installation shell set up, be provided with the cooling bag on the outer wall of one side of curb plate, fixed mounting has the tongs on the opposite side outer wall of curb plate, be provided with the zipper rail on the surface of cooling bag, slidable mounting has the zip fastener on the zipper rail, the lateral wall of cooling bag closely laminates with the lateral wall of condenser pipe.
As a further description of the above technical solution:
the material collecting assembly comprises a material collecting box, a pressure-bearing spring shaft is fixedly arranged at the bottom of the material collecting box, an electric heating tube is fixedly arranged in a shell cavity of the material collecting box, the bottom end of the pressure-bearing spring shaft is fixedly connected with the inner wall of the bottom surface of the installation inner groove, the top end of the pressure-bearing spring shaft is fixedly provided with the material collecting box, a liquid outlet pipe is fixedly arranged on the side wall of the material collecting box, and one end of the liquid outlet pipe penetrates through the travel groove and extends to the outer side of the shell.
As a further description of the above technical solution:
the top surface of the material receiving box is fixedly provided with two threaded columns and two shaft brackets, an installation shaft is rotatably installed between the two shaft brackets, the outside of the installation shaft is fixedly provided with stirring blades and meshing teeth, and the meshing teeth are in meshed connection with the meshing teeth shaft.
As a further description of the above technical solution:
the utility model discloses a wind turbine is characterized in that a vortex subassembly is arranged on the inner wall of both sides of the casing, the vortex subassembly is used for installing the quick vortex of inside groove hot air, the vortex subassembly includes the dryer, the dryer passes through connecting rod fixed mounting on the lateral wall of installation inside groove, the inside fixed mounting of dryer has a section of thick bamboo frame, the inside rotation of section of thick bamboo frame is installed a screw thread section of thick bamboo, the outside fixed mounting of screw thread section of thick bamboo has the fan blade, be provided with a plurality of wind holes on one side outer wall of dryer, screw thread section of thick bamboo is through the screw hole and the screw thread post threaded connection of its inside setting.
The invention also discloses a preheating method of equipment for preheating furfural and a catalyst in furfuryl alcohol production, which comprises the following steps:
s1, when a furfuryl alcohol mixed catalyst is preheated, the furfuryl alcohol mixed catalyst is added into a shell through a feed pipe, and when the furfuryl alcohol mixed catalyst is preheated, an electric heating plate and an electric heating tube are started, the temperature in the equipment is raised, and the mixed materials are preheated;
s2, with the increase of the adding amount of the mixed materials, the gravity of the material receiving box is gradually increased, when the gravity of the material receiving box exceeds the supporting force of the pressure-bearing spring shaft, the material receiving box is gradually lowered, the mounting shaft and the meshing teeth are driven to synchronously descend, the meshing teeth and the meshing teeth can relatively displace, the mounting shaft and the meshing teeth can rotate due to the meshing connection relation between the meshing teeth and the meshing teeth, stirring blades on the mounting shaft can synchronously rotate, the stirring blades can synchronously stir the mixed materials received by the material receiving box synchronously, the mixed materials are assisted to be quickly preheated, meanwhile, after the preheating is finished, the material extracting pump can be started, the mixed liquid after the preheating is extracted through the first material extracting pipe and the second material extracting pipe, the mixed liquid is guided into the steam recovery mechanism, a liquid guide seat in the steam recovery mechanism can be effectively washed in an incidental manner, so that some liquid and some residues remained on the liquid guide seat are washed down, cleanliness on the liquid guide seat is ensured, and finally the preheated mixed liquid is taken out through a pipe;
s3, when the material receiving assembly descends step by step, the two threaded columns also descend synchronously, and as the threaded cylinder of the turbulence assembly is in threaded connection with the threaded columns through the threaded holes arranged in the threaded cylinder, the threaded cylinder can drive the fan blades to rotate in the air cylinder, the air cylinder generates air flow, the air flow can be led out through a plurality of air holes, hot air in the equipment is rapidly disturbed, the flow speed of the hot air is increased, and therefore the mixing preheating efficiency is improved;
s4, in the preheating process, a part of mixed materials can be taken out through the material drawing component, the gravity of the material receiving component can be changed, so that displacement can occur, the threaded cylinder can be rotated, the drawn mixed materials are discharged, the material receiving component moves up and down, and therefore the threaded cylinder can rotate circularly and continuously generates wind power;
s5, if the preheating time is set too long, some mixed steam can be generated under the condition of excessive preheating of mixed materials, the steam can enter the condensing pipe through two steam inlet pipes, the condensing pipe can keep lower temperature due to the fact that the cooling assembly is arranged in the installation shell, the steam can be rapidly condensed through the condensing pipe, condensed liquid drops can enter the inner part of the bottom shell through the condensing pipe and can fall on the liquid guide seat, along with the slow sliding of the inclined plane of the liquid guide seat, the liquid guide seat adopts a metal material, and can further condense some incompletely condensed steam, and finally the condensed steam is recycled into equipment through the recycling pipe.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. according to the invention, the steam recovery mechanism is arranged in a matching way, when the furfuryl alcohol mixed catalyst is preheated, the furfuryl alcohol mixed catalyst is added into the shell through the feeding pipe, when the furfuryl alcohol mixed catalyst is preheated, the electric heating plate and the electric heating pipe are started, the mixed material is preheated in the equipment, when the preheating time is set to be too long, some mixed material steam can be generated under the condition that the mixed material is excessively preheated, the steam can enter the condensing pipe through two steam inlet pipes, the cooling assembly is arranged in the installation shell, the condensing pipe can keep lower temperature, the steam can be quickly condensed through the condensing pipe, liquid drops after condensation can enter the bottom shell through the condensing pipe, and can fall on the liquid guide seat.
2. According to the invention, the material receiving assembly is arranged inside, the material receiving assembly is arranged outside, the added mixed material can fall into the material receiving box, the electric heating plate and the electric heating tube are started when the mixed material is preheated, the temperature of the mixed material is raised in the equipment, the gravity of the material receiving box is gradually increased along with the increase of the adding amount of the mixed material, when the gravity of the material receiving box exceeds the supporting force of the pressure-bearing spring shaft, the material receiving box can gradually descend, the mounting shaft and the meshing teeth are driven to synchronously descend, the meshing teeth can relatively displace with the meshing teeth, and due to the meshing connection relationship between the meshing teeth and the meshing teeth, the mounting shaft and the meshing teeth can rotate, the stirring blade on the mounting shaft can synchronously stir the mixed material received in the material receiving box synchronously, the mixed material is quickly preheated, the stirring blade can automatically stir the mixed material under the pressure of the adding effect, the liquid flow rate is improved, the heat exchange efficiency of the liquid is improved, the material receiving pump can be started after the preheating is finished, the liquid is pumped to the liquid is guided into the liquid guide seat through the first material suction pipe and the second material suction pipe, the liquid guide seat can be completely preheated, the residual liquid can be guided into the liquid guide seat after the liquid is recovered, and the residual liquid is recovered from the liquid guide seat is washed out, and the residual liquid is finally, and the liquid is recovered.
3. According to the invention, the turbulence assembly is arranged inside, when preheating is carried out, the temperature in the equipment is increased, the material receiving assembly gradually descends along with the increase of the feeding amount, the two threaded columns synchronously descend, the threaded cylinder of the turbulence assembly is in threaded connection with the threaded column through the threaded hole arranged inside the threaded cylinder, at the moment, the threaded cylinder can drive the fan blade to rotate in the air cylinder, the air cylinder generates air flow, the air flow can be led out through a plurality of air holes, the hot air in the equipment is rapidly disturbed, the flow speed of the hot air is increased, so that the preheating efficiency of the mixed material is improved, in the preheating process, a part of mixed material can be taken out through the material extracting assembly, the gravity of the material receiving assembly can be changed, so that displacement can be generated, the threaded cylinder can be rotated, the extracted mixed material can be released again, the up-and-down movement of the material receiving assembly is realized, the threaded cylinder can be circularly rotated, the wind power is continuously generated, and the preheating efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Fig. 2 is an exploded perspective view of an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Fig. 3 is an enlarged exploded perspective view of a withdrawal assembly in an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Fig. 4 is an enlarged schematic perspective view of a vapor recovery mechanism in an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Fig. 5 is an enlarged exploded perspective view of a receiving assembly and a turbulent flow assembly in an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Fig. 6 is an enlarged exploded perspective view of a spoiler assembly in an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Fig. 7 is an enlarged schematic perspective view of cooling components in an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Fig. 8 is an enlarged schematic perspective view of a condensing unit in an apparatus for preheating furfural and catalyst in furfuryl alcohol production.
Legend description:
1. a travel groove; 2. a housing; 3. a material pumping assembly; 31. a material pump; 32. a discharge pipe; 33. a first suction pipe; 34. a second suction pipe; 35. a top plate; 36. meshing the gear shaft; 37. a feed pipe; 4. a steam recovery mechanism; 41. a cooling assembly; 411. a side plate; 412. a cooling bag; 413. a grip; 414. a zipper; 42. a condensing assembly; 421. a condensing tube; 422. a pipe clamp; 423. a steam inlet pipe; 43. a mounting shell; 44. a liquid guide seat; 45. a bottom case; 5. an electric heating plate; 6. installing an inner groove; 7. a material receiving assembly; 71. a shaft bracket; 72. a threaded column; 73. a material receiving box; 74. meshing teeth; 75. a mounting shaft; 76. stirring the leaves; 77. a pressure-bearing spring shaft; 78. a liquid outlet pipe; 8. a spoiler assembly; 81. a wind hole; 82. an air duct; 83. a cartridge holder; 84. a fan blade; 85. a screw thread cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a preheat equipment of furfural and catalyst in furfuryl alcohol production, includes casing 2, the inside of casing 2 is provided with installation inside groove 6, be provided with travel groove 1 on the outer wall of one side of casing 2, install electric plate 5 in the embedded board groove that sets up on the inner wall of inside groove 6, the top of installation inside groove 6 is provided with and takes out material subassembly 3, takes out the timing extraction that material subassembly 3 is used for the raw materials, fixed mounting has vapor recovery mechanism 4 on the lateral wall of casing 2, vapor recovery mechanism 4 is used for the recovery of raw materials preheating in-process steam, be provided with material receiving module 7 on the inner wall of installation inside groove 6, material receiving module 7 is used for the collection of raw materials.
The material pumping assembly 3 comprises a top plate 35, the top plate 35 is fixedly arranged at the top of the installation inner groove 6, a material pumping pump 31 and a material feeding pipe 37 are fixedly arranged on the top surface of the top plate 35, a first material pumping pipe 33 is fixedly arranged at the input end of the material pumping pump 31, a second material pumping pipe 34 is fixedly arranged on the side wall of the first material pumping pipe 33, a material discharging pipe 32 is fixedly arranged at the output end of the material pumping pump 31, and a meshing gear shaft 36 is longitudinally and fixedly arranged on the bottom surface of the top plate 35.
The steam recovery mechanism 4 includes the installation shell 43, the bottom fixed mounting of installation shell 43 has drain pan 45, the inside fixed mounting of drain pan 45 has drain pipe 44, fixed mounting has the recovery pipe on the outer wall of one side of drain pan 45, the side opening fixed connection that sets up on the lateral wall of drain pipe 32 and drain pan 45, fixed mounting has condensation subassembly 42 on the inner wall of one side of installation shell 43, condensation subassembly 42 is used for the quick condensation of steam, condensation subassembly 42 includes pipe clamp 422, pipe clamp 422 fixed mounting is on the inner wall of one side of installation shell 43, the inside inlay card of pipe clamp 422 installs condenser pipe 421, fixed mounting has two steam income pipes 423 on the outer wall of one side of condenser pipe 421, and the one end of two steam income pipes 423 passes and extends to the inboard of casing 2, one side of installation shell 43 is provided with cooling module 41 and is used for the quick cooling in the installation shell 43, cooling module 41 includes curb plate 411, curb plate 411 inlay card is installed in the groove that sets up on one side of installation shell 43, be provided with cooling bag 412 on the outer wall of one side of curb plate, be provided with cooling bag 412 on the outer wall of curb plate 412, be provided with the cooling bag 412 on the lateral wall of curb plate 412, the outer wall of slide fastener track 411 is closely installs on the lateral wall of slide fastener track 411.
The specific implementation mode is as follows: if the preheating time is set too long, some mixed steam can be generated under the condition of excessive preheating of mixed materials, the steam can enter the condensing tube 421 through the two steam inlet pipes 423, the condensing tube 421 can keep lower temperature due to the fact that the cooling component 41 is arranged in the mounting shell 43, the steam can be quickly condensed through the condensing tube 421, condensed liquid drops can enter the bottom shell 45 through the condensing tube 421 and fall onto the liquid guide seat 44, the inclined surface of the liquid guide seat 44 slowly slides down along with the inclined surface of the liquid guide seat 44, and the liquid guide seat 44 can further condense some incompletely condensed steam and finally is recycled into the device through the recycling tube due to the fact that the liquid guide seat 44 is made of metal materials.
Through this design, can set for the time limit in preheating, catch, condensate and retrieve fast to the steam of evaporation to can effectively avoid the extravagant condition of raw materials evaporation after the limit preheating, thereby reduce the degree of difficulty of preheating time setting, improve the preheating effect of whole equipment.
The material collecting assembly 7 comprises a material collecting box 73, a pressure-bearing spring shaft 77 is fixedly arranged at the bottom of the material collecting box 73, an electric heating tube is fixedly arranged in a shell cavity of the material collecting box 73, the bottom end of the pressure-bearing spring shaft 77 is fixedly connected with the inner wall of the bottom surface of the installation inner groove 6, the material collecting box 73 is fixedly arranged at the top end of the pressure-bearing spring shaft 77, a liquid outlet pipe 78 is fixedly arranged on the side wall of the material collecting box 73, one end of the liquid outlet pipe 78 penetrates through the travel groove 1 and extends to the outer side of the machine shell 2, two threaded columns 72 and two shaft brackets 71 are fixedly arranged on the top surface of the material collecting box 73, an installation shaft 75 is rotatably arranged between the two shaft brackets 71, stirring blades 76 and meshing teeth 74 are fixedly arranged on the outer portion of the installation shaft 75, and the meshing teeth 74 and the meshing teeth 36 are mutually meshed and connected.
The specific implementation mode is as follows: when the furfuryl alcohol mixed catalyst is preheated, the furfuryl alcohol mixed catalyst is added into the shell 2 through the feed pipe 37, and when the furfuryl alcohol mixed catalyst is preheated, the electric heating plate 5 and the electric heating pipe are started, the temperature in the equipment is raised, and the mixed materials are preheated; with the increase of the adding amount of the mixed materials, the gravity of the material receiving box 73 is gradually increased, when the gravity of the material receiving box 73 exceeds the supporting force of the pressure-bearing spring shaft 77, the material receiving box 73 gradually descends, meanwhile, the mounting shaft 75 and the meshing teeth 74 are driven to synchronously descend, the meshing teeth 74 and the meshing teeth shaft 36 can relatively displace, the mounting shaft 75 and the meshing teeth 74 can rotate due to the meshing connection relationship between the meshing teeth 74 and the meshing teeth shaft 36, stirring blades 76 on the mounting shaft 75 can synchronously rotate, the stirring blades 76 can synchronously stir the mixed materials received by the material receiving box 73, and the mixed materials are assisted to be quickly preheated.
Through this design, can do benefit to the pressure that adds the compounding and make stirring leaf 76 carry out automatic stirring to the compounding and handle, improve the liquid flow rate, thereby improve the heat exchange efficiency of liquid, improve preheating efficiency, simultaneously after preheating, can start the pump 31, pump 31 accessible first pump pipe 33 and second pump pipe 34 will preheat the mixed liquor extraction after accomplishing, leading-in vapor recovery system 4, can effectively carry out the incidental washing to the drain seat 44 in the vapor recovery system 4, thereby wash some remaining liquid and some residues down on the drain seat 44, guarantee the cleanliness factor on the drain seat 44, finally take out the mixed liquor after preheating through drain pipe 78.
The utility model discloses a novel air conditioner, including casing 2, inner tank 6, vortex subassembly 8, connecting rod, screw thread section of thick bamboo 85, vortex subassembly 8 all are provided with vortex subassembly 8 on the both sides inner wall of casing 2, vortex subassembly 8 is used for installing the quick vortex of interior hot air in groove 6, vortex subassembly 8 includes dryer 82, dryer 82 passes through connecting rod fixed mounting on the lateral wall of installation inside groove 6, the inside fixed mounting of dryer 82 has a section of thick bamboo frame 83, the inside of section of thick bamboo frame 83 rotates installs screw thread section of thick bamboo 85, the outside fixed mounting of screw thread section of thick bamboo 85 has fan blade 84, be provided with a plurality of wind holes 81 on the outer wall of one side of dryer 82, screw thread section of thick bamboo 85 is through its inside screw hole and screw thread post 72 threaded connection that sets up.
The specific implementation mode is as follows: when the material receiving assembly 7 descends step by step, the two threaded columns 72 also descend synchronously, and as the threaded cylinder 85 of the turbulence assembly 8 is in threaded connection with the threaded columns 72 through the threaded holes arranged in the threaded cylinder 85, the threaded cylinder 85 can drive the fan blades 84 to rotate in the air cylinders 82 at the moment, the air cylinders 82 generate air flow, the air flow can be led out through the air holes 81, hot air in the equipment is rapidly disturbed, so that the flow speed of the hot air is increased, and the mixing preheating efficiency is improved; in the preheating process, a part of mixed materials can be taken out through the material drawing component 3, the gravity of the material receiving component 7 can be changed, so that displacement can occur, the threaded cylinder 85 can be rotated, the extracted mixed materials can be discharged, the up-and-down motion of the material receiving component 7 is realized, and the threaded cylinder 85 can be rotated in a circulating manner to continuously generate wind power.
The invention also discloses a preheating method of equipment for preheating furfural and a catalyst in furfuryl alcohol production, which comprises the following steps:
s1, when the furfuryl alcohol mixed catalyst is preheated, the furfuryl alcohol mixed catalyst is added into the shell 2 through the feed pipe 37, and when the furfuryl alcohol mixed catalyst is preheated, the electric heating plate 5 and the electric heating tube are started, the temperature in the equipment is raised, and the mixed materials are preheated;
s2, with the increase of the adding amount of the mixed materials, the gravity of the material receiving box 73 is gradually increased, when the gravity of the material receiving box 73 exceeds the supporting force of the pressure-bearing spring shaft 77, the material receiving box 73 is gradually lowered, the mounting shaft 75 and the meshing teeth 74 are driven to synchronously descend, the meshing teeth 74 and the meshing teeth shaft 36 can relatively displace, the mounting shaft 75 and the meshing teeth 74 can rotate due to the meshing connection relation between the meshing teeth 74 and the meshing teeth shaft 36, stirring blades 76 on the mounting shaft 75 can synchronously rotate, the stirring blades 76 can synchronously stir the mixed materials received by the material receiving box 73, the mixed materials are assisted in quick preheating, meanwhile, after the preheating is finished, the material pumping pump 31 can be started, mixed liquid after the preheating is pumped through the first pumping pipe 33 and the second pumping pipe 34, the mixed liquid after the preheating is led into the vapor recovery mechanism 4, some liquid and some residues remained on the liquid guide seat 44 can be flushed down effectively, and the cleanliness of the mixed liquid after the mixed liquid is finally taken out through the preheating pipe 78;
s3, when the material receiving assembly 7 descends step by step, the two threaded columns 72 descend synchronously, and as the threaded cylinder 85 of the turbulence assembly 8 is in threaded connection with the threaded columns 72 through the threaded holes arranged in the threaded cylinder 85, the threaded cylinder 85 can drive the fan blades 84 to rotate in the air cylinders 82, the air cylinders 82 generate air flow, the air flow can be led out through the air holes 81, hot air in the equipment is rapidly disturbed, the flow speed of the hot air is increased, and therefore the mixing preheating efficiency is improved;
s4, in the preheating process, a part of mixed materials can be taken out through the material drawing assembly 3, the gravity of the material receiving assembly 7 can be changed, so that displacement can occur, the threaded cylinder 85 can be rotated, the extracted mixed materials are discharged, the up-and-down movement of the material receiving assembly 7 is realized, and the threaded cylinder 85 can be circularly rotated to continuously generate wind power;
s5, if the preheating time is set too long, some mixed steam can be generated under the condition of excessive preheating of mixed materials, the steam can enter the condensing tube 421 through the two steam inlet pipes 423, the condensing tube 421 can keep lower temperature due to the fact that the cooling component 41 is arranged in the mounting shell 43, the steam can be quickly condensed through the condensing tube 421, condensed liquid drops can enter the bottom shell 45 through the condensing tube 421 and fall on the liquid guide seat 44, along with the inclined plane of the liquid guide seat 44, the liquid guide seat 44 is made of metal materials, and the vapor which is not completely condensed can be further condensed by the liquid guide seat 44, and finally is recycled into the device through the recycling tube.
Working principle: when the furfuryl alcohol mixed catalyst is preheated, the furfuryl alcohol mixed catalyst is added into the shell 2 through the feed pipe 37, and when the furfuryl alcohol mixed catalyst is preheated, the electric heating plate 5 and the electric heating pipe are started, the temperature in the equipment is raised, and the mixed materials are preheated; with the increase of the adding amount of the mixed materials, the gravity of the material receiving box 73 is gradually increased, when the gravity of the material receiving box 73 exceeds the supporting force of the pressure-bearing spring shaft 77, the material receiving box 73 gradually descends, meanwhile, the mounting shaft 75 and the meshing teeth 74 are driven to synchronously descend, the meshing teeth 74 and the meshing teeth shaft 36 can relatively displace, and as the meshing teeth 74 and the meshing teeth shaft 36 are in meshing connection, the mounting shaft 75 and the meshing teeth 74 can rotate, the stirring blades 76 on the mounting shaft 75 can synchronously rotate, the stirring blades 76 can synchronously stir the mixed materials received by the material receiving box 73, and the mixed materials are assisted to be quickly preheated; when the material receiving assembly 7 descends step by step, the two threaded columns 72 also descend synchronously, and as the threaded cylinder 85 of the turbulence assembly 8 is in threaded connection with the threaded columns 72 through the threaded holes arranged in the threaded cylinder 85, the threaded cylinder 85 can drive the fan blades 84 to rotate in the air cylinders 82 at the moment, the air cylinders 82 generate air flow, the air flow can be led out through the air holes 81, hot air in the equipment is rapidly disturbed, so that the flow speed of the hot air is increased, and the mixing preheating efficiency is improved; in the preheating process, a part of mixed materials can be taken out through the material drawing assembly 3, the gravity of the material receiving assembly 7 can be changed, so that displacement can occur, the threaded cylinder 85 can be rotated, the extracted mixed materials can be discharged, the up-and-down movement of the material receiving assembly 7 is realized, and the threaded cylinder 85 can be circularly rotated to continuously generate wind power; if the preheating time is set too long, some mixed steam can be generated under the condition of excessive preheating of mixed materials, the steam can enter the condensing tube 421 through the two steam inlet pipes 423, the condensing tube 421 can keep lower temperature due to the fact that the cooling component 41 is arranged in the mounting shell 43, the steam can be quickly condensed through the condensing tube 421, condensed liquid drops can enter the bottom shell 45 through the condensing tube 421 and fall onto the liquid guide seat 44, the inclined surface of the liquid guide seat 44 slowly slides down along with the inclined surface of the liquid guide seat 44, and the liquid guide seat 44 can further condense some incompletely condensed steam and finally is recycled into the device through the recycling tube due to the fact that the liquid guide seat 44 is made of metal materials.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (2)
1. The utility model provides a preheat equipment of furfural and catalyst in furfuryl alcohol production, includes casing (2), the inside of casing (2) is provided with installation inside groove (6), be provided with travel groove (1) on the outer wall of one side of casing (2), install electric plate (5) are inlayed in the board groove that sets up on the inner wall of installation inside groove (6), its characterized in that: the top of the installation inner tank (6) is provided with a material pumping assembly (3), the material pumping assembly (3) is used for regularly pumping raw materials, a steam recovery mechanism (4) is fixedly arranged on the side wall of the shell (2), the steam recovery mechanism (4) is used for recovering steam in the raw materials preheating process, the inner wall of the installation inner tank (6) is provided with a material receiving assembly (7), and the material receiving assembly (7) is used for receiving the raw materials;
the material pumping assembly (3) comprises a top plate (35), the top plate (35) is fixedly arranged at the top of the inner groove (6), a material pumping pump (31) and a feeding pipe (37) are fixedly arranged on the top surface of the top plate (35), and a first material pumping pipe (33) is fixedly arranged at the input end of the material pumping pump (31);
a second pumping pipe (34) is fixedly arranged on the side wall of the first pumping pipe (33), a discharging pipe (32) is fixedly arranged on the output end of the pumping pump (31), and a meshing gear shaft (36) is longitudinally and fixedly arranged on the bottom surface of the top plate (35);
the steam recovery mechanism (4) comprises a mounting shell (43), a bottom shell (45) is fixedly arranged at the bottom of the mounting shell (43), a liquid guide seat (44) is fixedly arranged in the bottom shell (45), a recovery pipe is fixedly arranged on the outer wall of one side of the bottom shell (45), one end of the discharge pipe (32) is fixedly connected with a side hole arranged on the side wall of the bottom shell (45), a condensation component (42) is fixedly arranged on the inner wall of one side of the mounting shell (43), and the condensation component (42) is used for rapid condensation of steam;
the condensing assembly (42) comprises a pipe clamp (422), the pipe clamp (422) is fixedly arranged on the inner wall of one side of the mounting shell (43), a condensing pipe (421) is arranged in the pipe clamp (422) in a clamping manner, two steam inlet pipes (423) are fixedly arranged on the outer wall of one side of the condensing pipe (421), and one ends of the two steam inlet pipes (423) penetrate through and extend to the inner side of the machine shell (2);
one side of the installation shell (43) is provided with a cooling component (41) for rapidly cooling the inside of the installation shell (43), the cooling component (41) comprises a side plate (411), the side plate (411) is embedded and installed in a groove body arranged on one side of the installation shell (43), one side outer wall of the side plate (411) is provided with a cooling bag (412), the other side outer wall of the side plate (411) is fixedly provided with a grip (413), the outer surface of the cooling bag (412) is provided with a zipper rail, a zipper (414) is slidably installed on the zipper rail, and the side wall of the cooling bag (412) is tightly attached to the side wall of the condensing tube (421);
the receiving assembly (7) comprises a receiving box (73), a pressure-bearing spring shaft (77) is fixedly arranged at the bottom of the receiving box (73), an electric heating tube is fixedly arranged in a shell cavity of the receiving box (73), the bottom end of the pressure-bearing spring shaft (77) is fixedly connected with the inner wall of the bottom surface of the installation inner groove (6), the receiving box (73) is fixedly arranged at the top end of the pressure-bearing spring shaft (77), a liquid outlet pipe (78) is fixedly arranged on the side wall of the receiving box (73), and one end of the liquid outlet pipe (78) penetrates through the travel groove (1) and extends to the outer side of the shell (2);
two threaded columns (72) and two shaft brackets (71) are fixedly arranged on the top surface of the material receiving box (73), a mounting shaft (75) is rotatably arranged between the two shaft brackets (71), stirring blades (76) and meshing teeth (74) are fixedly arranged outside the mounting shaft (75), and the meshing teeth (74) are in meshed connection with the meshing tooth shafts (36);
the utility model discloses a quick vortex that air in inside groove (6) was used for installing, vortex subassembly (8) all are provided with vortex subassembly (8) on the both sides inner wall of casing (2), vortex subassembly (8) are used for installing quick vortex of hot air in inside groove (6), vortex subassembly (8) include dryer (82), dryer (82) are through connecting rod fixed mounting on the lateral wall of installation inside groove (6), the inside fixed mounting of dryer (82) has barrel holder (83), the inside rotation of barrel holder (83) installs screw thread section of thick bamboo (85), the outside fixed mounting of screw thread section of thick bamboo (85) has fan blade (84), be provided with a plurality of wind holes (81) on the outer wall of one side of dryer (82), screw thread section of thick bamboo (85) are through screw hole and screw thread post (72) threaded connection of its inside setting.
2. A method for preheating equipment for preheating furfural and catalyst in furfuryl alcohol production, which adopts the equipment for preheating furfural and catalyst in furfuryl alcohol production according to claim 1, and is characterized by comprising the following steps:
s1, when the furfuryl alcohol mixed catalyst is preheated, the furfuryl alcohol mixed catalyst is added into a shell (2) through a feed pipe (37), and when the furfuryl alcohol mixed catalyst is preheated, an electric heating plate (5) and an electric heating tube are started, the temperature in the equipment is raised, and the mixed materials are preheated;
s2, with the increase of the adding amount of the mixed materials, the gravity of the material receiving box (73) is gradually increased, when the gravity of the material receiving box (73) exceeds the supporting force of the pressure-bearing spring shaft (77), the material receiving box (73) is gradually lowered, the mounting shaft (75) and the meshing teeth (74) are driven to synchronously descend, the meshing teeth (74) and the meshing teeth shaft (36) can generate relative displacement, the mounting shaft (75) and the meshing teeth (74) can rotate due to the meshing connection relation between the meshing teeth (74) and the meshing teeth shaft (36), stirring blades (76) on the mounting shaft (75) can synchronously stir the mixed materials received by the material receiving box (73), the auxiliary mixed materials are quickly preheated, meanwhile, the pumping pump (31) can pump the preheated mixed liquid through the first pumping pipe (33) and the second pumping pipe (34), the introduced steam recovery mechanism (4) can effectively perform the synchronous rotation on the guide liquid (44) in the steam recovery mechanism (4), and the residual liquid (44) is finally taken out from the guide liquid guide seat (44) after the residual liquid is flushed by the guide liquid (44) in the steam recovery mechanism (4);
s3, when the material receiving assembly (7) descends step by step, the two threaded columns (72) descend synchronously, and as the threaded cylinder (85) of the turbulence assembly (8) is in threaded connection with the threaded columns (72) through the threaded holes arranged in the threaded cylinder, the threaded cylinder (85) can drive the fan blade (84) to rotate in the air cylinder (82), the air cylinder (82) generates air flow, the air flow can be led out through a plurality of air holes (81), and hot air in the equipment is rapidly disturbed, so that the flow speed of the hot air is increased, and the mixing preheating efficiency is improved;
s4, in the preheating process, a part of mixed materials can be taken out through the material drawing component (3), the gravity of the material receiving component (7) can be changed, so that displacement can occur, the threaded cylinder (85) can be rotated, the extracted mixed materials are discharged, the material receiving component (7) moves up and down, and therefore the threaded cylinder (85) rotates circularly and continuously generates wind power;
s5, if the preheating time is set too long, some mixed steam can be generated under the condition of excessive preheating of mixed materials, the steam can enter the condensing tube (421) through the two steam inlet pipes (423), the condensing tube (421) can keep lower temperature due to the fact that the cooling component (41) is arranged in the mounting shell (43), the steam can be rapidly condensed through the condensing tube (421), condensed liquid drops can enter the bottom shell (45) through the condensing tube (421) and can fall on the liquid guide seat (44), along with the sliding of the inclined plane of the liquid guide seat (44), the liquid guide seat (44) adopts a metal material, the liquid guide seat (44) can further condense some steam which is not completely condensed, and finally the condensed steam can be recovered into the equipment again through the recovery pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211498924.XA CN115920692B (en) | 2022-11-28 | 2022-11-28 | Equipment and method for preheating furfural and catalyst in furfuryl alcohol production |
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| CN202211498924.XA CN115920692B (en) | 2022-11-28 | 2022-11-28 | Equipment and method for preheating furfural and catalyst in furfuryl alcohol production |
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| CN115920692A CN115920692A (en) | 2023-04-07 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730946A (en) * | 2021-09-08 | 2021-12-03 | 连云港盛和生物科技有限公司 | Chemical composition purification and separation device |
| CN216855803U (en) * | 2022-03-14 | 2022-07-01 | 河南氢力能源有限公司 | Furfuryl alcohol refining feeding preheating device |
| CN114870691A (en) * | 2022-05-26 | 2022-08-09 | 诸城泰盛化工股份有限公司 | Furfural preheater for furfuryl alcohol production |
| CN114984860A (en) * | 2022-07-18 | 2022-09-02 | 东营科宏化工有限公司 | Continuous catalyst quantitative feeding device for production of o-tert-butylcyclohexanol |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102007037606A1 (en) * | 2007-08-07 | 2009-02-19 | Mars Inc. | Method and device for packaging a material in a packaging container |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730946A (en) * | 2021-09-08 | 2021-12-03 | 连云港盛和生物科技有限公司 | Chemical composition purification and separation device |
| CN216855803U (en) * | 2022-03-14 | 2022-07-01 | 河南氢力能源有限公司 | Furfuryl alcohol refining feeding preheating device |
| CN114870691A (en) * | 2022-05-26 | 2022-08-09 | 诸城泰盛化工股份有限公司 | Furfural preheater for furfuryl alcohol production |
| CN114984860A (en) * | 2022-07-18 | 2022-09-02 | 东营科宏化工有限公司 | Continuous catalyst quantitative feeding device for production of o-tert-butylcyclohexanol |
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