CN113173861A - Automatic system and method for lysine production crystallization extraction - Google Patents
Automatic system and method for lysine production crystallization extraction Download PDFInfo
- Publication number
- CN113173861A CN113173861A CN202110654142.XA CN202110654142A CN113173861A CN 113173861 A CN113173861 A CN 113173861A CN 202110654142 A CN202110654142 A CN 202110654142A CN 113173861 A CN113173861 A CN 113173861A
- Authority
- CN
- China
- Prior art keywords
- cooling
- wall
- lysine
- filtering hole
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/38—Separation; Purification; Stabilisation; Use of additives
- C07C227/40—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/38—Separation; Purification; Stabilisation; Use of additives
- C07C227/40—Separation; Purification
- C07C227/42—Crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/26—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having more than one amino group bound to the carbon skeleton, e.g. lysine
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention provides an automatic system and a method for lysine production crystallization extraction, wherein the system comprises a base (1), a bracket (2), a cooling separation component (3), a material passing groove (4) and a liquid collector component (5); wherein, cooling separator subassembly (3) are including cooling separator tank (31), discharging pipe (32), driving motor (33), rotation axis (34), separation blade (35) and inlet pipe (36), cooling separator tank (31) are bilayer structure, including cooling inner wall (311) and heat preservation outer wall (312), form cooling cavity (310) between cooling inner wall (311) and heat preservation outer wall (312), set up spiral guide plate (313) in cooling cavity (310), rotation axis (34) set up cavity (341) and through-hole (342). The system can effectively control the cooling temperature and ensure the cooling effect and efficiency; meanwhile, the system synchronously separates in the cooling process, so that the separation efficiency is improved, the production cost is reduced, and manpower and material resources are saved.
Description
Technical Field
The invention relates to the technical field of lysine processing equipment, in particular to an automatic system and method for lysine production crystallization extraction.
Background
Lysine is one of essential amino acids, and has effects in promoting human development, enhancing immunity, and improving central nervous tissue function; lysine is a basic essential amino acid. The cereal is called the first limiting amino acid because of its very low lysine content and its easy destruction and lack during processing. In the prior art, when lysine is extracted, the concentrated solution of lysine which is saturated by heat is cooled and crystallized, then the crystal and the solution are separated, and finally water washing and drying are carried out.
However, in the prior art, when lysine crystals are extracted, the cooling temperature is greatly influenced by the environment, and the temperature cannot be effectively controlled and maintained in the cooling process, so that the cooling effect is poor and the cooling efficiency is low; meanwhile, in the prior art, a centrifugal machine is needed to be used for centrifugal separation when crystals and solution are separated, the process is complicated, the automatic production is not facilitated, the problems that the crystals and the solution are fused again, the crystals and the solution are leaked and the like due to the influence of the external environment can be caused in the transfer process, and manpower and material resources are greatly wasted. In addition, in the prior art, the hot saturated concentrated solution of lysine is cooled by cooling water, and crystals obtained by centrifugation are cleaned by absolute ethyl alcohol, so that a liquid supply system of the system is complicated, and waste of the cooling water and the absolute ethyl alcohol is caused.
Disclosure of Invention
In view of the problems of the prior art, the present invention aims to provide an automated system for lysine production crystallization extraction, which can effectively control the temperature in the cooling process, thereby ensuring the cooling effect and cooling efficiency; meanwhile, the system is synchronously separated in the cooling process, and the conditions of crystal or solution leakage and re-fusion in the transfer process are avoided, so that the separation efficiency is effectively improved, the production cost is reduced, and manpower and material resources are saved.
The other purpose of the invention is to provide an automatic method for lysine production crystallization extraction, which adopts the system, and during the extraction of lysine crystals, the production processes are smooth and continuous, and simultaneously, the material and the cost are effectively saved.
The purpose of the invention is realized by the following technical scheme:
an automatic system for lysine production crystallization extraction is characterized in that: the cooling separation device comprises a base, a support, a cooling separation assembly, a material passing groove and a liquid collector assembly, wherein the upper end surface of the base is fixedly connected with the bottom of the support, and the cooling separation assembly is fixedly arranged on the support;
the cooling separation assembly comprises a cooling separation tank, a discharge pipe, a driving motor, a rotating shaft, separation blades and a feed pipe; the cooling separation tank is arranged on the support through an installation support lug, the cooling separation tank is of a double-layer structure and comprises a cooling inner wall and a heat-preservation outer wall, a cooling cavity is formed between the cooling inner wall and the heat-preservation outer wall, a spiral guide plate is arranged in the cooling cavity, the central axis of the spiral guide plate is collinear with the central axis of the cooling separation tank, the lower end and the upper end of two sides of the heat-preservation outer wall are respectively provided with a cooling inlet and a cooling outlet, and the cooling inlet and the cooling outlet are respectively communicated with the spiral guide plate; the bottom of the cooling separation tank is provided with an outwards-protruding material collecting part, one end of the material collecting part is provided with a discharge pipe, and the discharge pipe is tangent to the material collecting part; the cooling separation tank is characterized in that the driving motor is arranged at the bottom of the cooling separation tank and fixedly mounted on the support, the output end of the driving motor penetrates through the bottom of the cooling separation tank and is fixedly connected with the bottom of the rotating shaft in the cooling inner wall, a cavity is arranged in the rotating shaft, a plurality of through holes are uniformly formed in the side wall of the rotating shaft, the separation blade is a spiral blade and is fixedly sleeved on the outer wall of the rotating shaft (the separation blade does not interfere with the through holes, namely the spiral blade does not block the through holes), one end of the feeding pipe penetrates through one end of the rotating shaft, away from the driving motor (namely the top of the rotating shaft), and is rotatably connected with the cavity wall, and the other end of the feeding pipe is externally connected with a feeding device;
the material passing groove is a downward inclined groove and is fixedly arranged on the support below the cooling separation assembly, the upper end of the material passing groove is communicated with one end, away from the material collecting part, of the discharging pipe, the material passing groove is provided with a first filtering hole and a second filtering hole from top to bottom respectively, the bottom of the first filtering hole is provided with a first filtering net, the bottom of the second filtering hole is provided with a second filtering net, the upper end of the material passing groove and the position corresponding to the second filtering hole are provided with a spray head, and the spray head is communicated with one end, away from the heat-insulating outer wall, of the cooling outlet;
the liquid collector assembly is fixedly arranged on the bottom plate and comprises a first liquid collector, a second liquid collector and a third liquid collector, the first liquid collector corresponds to the first filtering hole, the second liquid collector corresponds to the second filtering hole, and the third liquid collector corresponds to one end (namely the lower end of the material passing groove) of the material passing groove, which is far away from the discharge pipe.
Further optimization is carried out, the height of the cooling inner wall is higher than that of the heat-preservation outer wall, namely, the cross section of the cooling separation tank is in a shape like a Chinese character 'tu', one end of the side wall of the cooling inner wall is arranged at the upper end of the heat-preservation outer wall and is provided with a liquid outlet pipe for discharging upper-layer solution in the cooling inner wall and achieving the purpose of overflowing.
Further optimization is carried out, the output end of the driving motor is connected with the bottom of the cooling separation tank through a first bearing in a rotating mode, a sealing ring is arranged at the upper end of the first bearing, and solution inside the cooling separation tank is prevented from leaking.
Further preferably, the driving motor is fixedly connected with the support through a motor support.
Further optimization, the outer wall of the feeding pipe is in rotary connection with the cavity wall through a second bearing, and a sealing cover is arranged at the lower end of the second bearing.
Further optimization is carried out, the inlet pipe with the discharging pipe is "L" type pipeline, the axis of inlet pipe standpipe with the rotation axis the separation blade axis collineation, the rotation axis with cooling separation jar axis collineation.
And further optimizing, an electromagnetic valve used for controlling the conduction of the discharge pipe is arranged on the discharge pipe.
The first filter hole is close to the lower side of one end of the second filter hole, and the second filter hole is far away from the lower side of one end of the first filter hole and is provided with a second flow guide lug, so that the solution is prevented from splashing outwards.
And further optimizing, wherein the spray head is a rectangular spray head, the width of the spray head is consistent with that of the material passing groove, the length of the spray head is consistent with that of the second filtering hole, and the bottom surface of the spray head is in contact with the top surfaces of the two side walls of the material passing groove.
Further optimization, the external heating enrichment facility of first liquid trap, the heating enrichment facility with the inlet pipe is kept away from the one end intercommunication of rotation axis.
An automatic method for lysine production crystallization extraction adopts above-mentioned system, its characterized in that:
firstly, introducing absolute ethyl alcohol into a cooling inlet, wherein the absolute ethyl alcohol moves in a cooling cavity through a spiral guide plate and is discharged through a cooling outlet, so that the temperature in the cooling inner wall is cooled; continuously introducing absolute ethyl alcohol, introducing a lysine superheated concentrated solution through the feed pipe, synchronously starting a driving motor, driving a rotating shaft to rotate by the driving motor so as to drive a separation blade to rotate, and throwing the lysine superheated concentrated solution into a cavity through the feed pipe, then throwing the lysine superheated concentrated solution out of a through hole and performing centrifugal motion in the cooling inner wall under the driving of the separation blade so as to realize heat exchange with the cooling inner wall and precipitate crystals; the separated crystal is separated from the solution under the action of a separation blade and is gradually deposited in an aggregate part along the cooling inner wall under the action of centrifugal force and gravity; when the liquid level of the lysine superheated concentrated solution exceeds the height of the heat-preservation outer wall, the discharging pipe is conducted, crystals and the lysine solution enter the material passing groove together through the discharging pipe due to the action of rotation inertia, the lysine solution is filtered through the first filtering hole, and the crystals are cleaned and filtered through the spray head of the second filtering hole, so that the lysine crystals are collected in the third liquid collector.
And further optimizing, the lysine solution in the first liquid collector is heated and concentrated and then is introduced into the feeding pipe again to realize secondary crystallization.
According to the method, anhydrous ethanol is used as a cooling solution, heat exchange is realized on the cooling separation tank by using the low-temperature characteristic of the anhydrous ethanol, and meanwhile, the evaporation characteristic of the anhydrous ethanol is utilized to realize phase change evaporation and heat absorption of the anhydrous ethanol in the cooling process, so that the cooling effect of the whole cooling separation tank is increased by using the phase change of the anhydrous ethanol, and the lysine crystals are fully precipitated; and the anhydrous ethanol realizes the cleaning of the crystals in the material passing groove through the spray head, so that the anhydrous ethanol has the dual functions of cooling and cleaning, the anhydrous ethanol is fully utilized, the resource waste is avoided, and the material cost is saved.
In addition, the cavity of the rotating shaft and the through hole are arranged, so that the hot solution is uniformly mixed with the cold solution in the cooling inner wall after being introduced, the temperature of the hot solution is uniformly reduced, crystals are timely and sufficiently separated out, and the phenomenon that the local temperature in the cooling inner wall is increased after the hot solution is introduced and an instantaneous temperature gradient is formed, so that the crystals in the hot solution cannot be effectively separated out, and the cooling separation efficiency is reduced is avoided; meanwhile, the rotating shaft generates centrifugal force in the rotating process, so that the separation between the solution and the crystal is promoted, and the deposition of the crystal is facilitated; and centrifugal force also effectively forms the effect of a water pump, so that crystals and solution are pumped into a discharge pipe which is tangentially connected, and separation, collection and cleaning of the crystals are facilitated.
The invention has the following technical effects:
the system realizes the integration of solution cooling crystallization and separation in the same device through the matching of the cooling separation tank, the discharge pipe, the driving motor, the rotating shaft, the separation blade and the feed pipe, thereby realizing the continuous automation of the cooling crystallization and separation processes and avoiding the influence of leakage and external environmental factors in the process of transferring containers; simultaneously, the cooperation of above-mentioned structure also can effectively avoid appearing local temperature gradient, avoiding because the uneven problem that results in of temperature cooling effect is poor, inefficiency, guarantees the validity of cooling crystallization and the abundant of crystallization. Simultaneously, the device is through the connection between each part and adopt absolute ethyl alcohol for cold state absolute ethyl alcohol can also wash the crystal after cooling solution, need not set up cooling water system alone, has greatly simplified entire system's confession liquid part, and control is more high-efficient, and utilizes absolute ethyl alcohol itself to be heated the characteristic that easily takes place the phase transition, increases the cooling effect and the cooling efficiency of system, further guarantees the validity and the sufficiency of cooling crystallization.
The whole system automatically realizes the processes of cooling crystallization, separation and crystal cleaning of the superheated lysine concentrated solution through the optimized connection among all the parts, does not need human intervention, and the temperature of the introduced cold absolute ethyl alcohol is adjustable and controllable, thereby realizing the high-efficiency operation of the system.
Drawings
Fig. 1 is a schematic diagram of an overall structure of an automation system in an embodiment of the present invention.
Fig. 2 is a cross-sectional view of an automation system in an embodiment of the invention.
Fig. 3 is an enlarged view of a portion of fig. 2.
Fig. 4 is a partially enlarged view of fig. 2 in the direction B.
Fig. 5 is a schematic diagram of the structure of a cooling separator tank of an automated system in an embodiment of the invention.
Fig. 6 is a schematic structural diagram of a rotating shaft and a separating blade combination of an automation system in an embodiment of the invention.
Fig. 7 is a schematic structural diagram of a material passing groove of the automation system in the embodiment of the invention.
Wherein, 1, a base; 2. a support; 3. a cooling separation assembly; 30. mounting a support lug; 31. cooling the separation tank; 310. cooling the cavity; 311. cooling the inner wall; 312. a heat-insulating outer wall; 313. a spiral deflector; 314. an aggregate part; 315. a cooling inlet; 316. a cooling outlet; 32. a discharge pipe; 33. a drive motor; 331. a first bearing; 332. a seal ring; 34. a rotating shaft; 341. a cavity; 342. a through hole; 343. a second bearing; 344. a sealing cover; 35. separating the blades; 36. a feed pipe; 37. a liquid outlet pipe; 4. a material passing groove; 40. a spray head; 41. a first filtering hole; 410. a first flow guide lug; 42. a second filtering hole; 420. a second flow guide lug; 5. a liquid trap assembly; 51. a first liquid trap; 52. a second liquid trap; 53. and a third liquid trap.
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.
Example (b):
as shown in FIGS. 1-7, an automatic system for lysine production crystallization extraction is characterized in that: the cooling and separating device comprises a base 1, a support 2, a cooling and separating assembly 3, a material passing groove 4 and a liquid collector assembly 5, wherein the upper end surface of the base 1 is fixedly connected with the bottom of the support 2, and the cooling and separating assembly 3 is fixedly arranged on the support 2;
the cooling separation assembly 3 comprises a cooling separation tank 31, a discharge pipe 32, a driving motor 33, a rotating shaft 34, separation blades 35 and a feed pipe 36; the cooling separation tank 31 is arranged on the bracket 2 through the mounting support lug 30, the cooling separation tank 31 is of a double-layer structure and comprises a cooling inner wall 311 and a heat-preservation outer wall 312, a cooling cavity 310 is formed between the cooling inner wall 311 and the heat-preservation outer wall 312, a spiral guide plate 313 is arranged in the cooling cavity 310, the central axis of the spiral guide plate 313 is collinear with the central axis of the cooling separation tank 31, the lower end and the upper end of the two sides of the heat-preservation outer wall 312 are respectively provided with a cooling inlet 315 and a cooling outlet 316, and the cooling inlet 315 and the cooling outlet 316 are respectively communicated with the spiral guide plate 313 (as shown in fig. 5, the lower end of the left side of the heat-preservation outer wall 312 is provided with the cooling inlet 315 and communicated with an external cooling device, and the upper end of the right side of the heat-preservation outer wall 312 is provided with the cooling outlet 316 and communicated with the spray nozzle 40); the bottom of the cooling separation tank 31 is provided with an outwards-protruded material collecting part 314 (shown in figure 5), one end of the material collecting part 314 is provided with a discharging pipe 32, and the discharging pipe 32 is tangent to the material collecting part 314; the height of the cooling inner wall 311 is higher than that of the heat-insulating outer wall 312, that is, the cross section of the cooling separation tank 31 is in a shape like a Chinese character 'tu' (as shown in fig. 5), and a liquid outlet pipe 37 is arranged at one end of the side wall 311 of the cooling inner wall and at the upper end of the heat-insulating outer wall 312, and is used for discharging the upper solution in the cooling inner wall 311 to achieve the purpose of overflowing. The driving motor 33 is arranged at the bottom of the cooling separation tank 31, the driving motor 33 is fixedly mounted on the bracket 2 through a motor support (not shown in the figure, arranged according to the common knowledge in the art, and not discussed much in the embodiment of the present application), the output end of the driving motor 33 penetrates through the bottom of the cooling separation tank 31 and is fixedly connected with the bottom of the rotating shaft 34 in the cooling inner wall 311, the output end of the driving motor 33 is rotatably connected with the bottom of the cooling separation tank 31 through a first bearing 331, and a sealing ring 332 is arranged at the upper end of the first bearing 331, so that the solution in the cooling separation tank 31 is prevented from leaking; a cavity 341 is formed in the rotating shaft 34, a plurality of through holes 342 are uniformly formed in the side wall of the rotating shaft 34, the separation blade 35 is a spiral blade and is fixedly sleeved on the outer wall of the rotating shaft 34 (and the separation blade 35 does not interfere with the through holes 342, that is, the spiral blade 35 does not shield the through holes 342, as shown in fig. 6), one end of the feed pipe 36 penetrates through one end of the rotating shaft 34 (that is, the top of the rotating shaft 34) far away from the driving motor 33 and is rotatably connected with the wall of the cavity 341 through a second bearing 343, and the other end of the feed pipe 36 is externally connected with a feeding device; a sealing cover 344 is provided at a lower end of the second bearing 343. The feed pipe 36 and the discharge pipe 32 are L-shaped pipelines, the central axis of a vertical pipe of the feed pipe 36 is collinear with the central axis of the rotating shaft 34 and the central axis of the separating blade 35, and the central axis of the rotating shaft 34 is collinear with the central axis of the cooling separating tank 31; the tapping pipe 32 is provided with a solenoid valve (not shown in the drawings, and arranged according to a conventional solenoid valve in the art) for controlling the conduction of the tapping pipe 32.
The material passing groove 4 is a downward inclined groove and is fixedly arranged on the support 2 below the cooling separation component 3, the upper end of the material passing groove 4 is communicated with one end, away from the material collecting part 314, of the discharge pipe 32, the material passing groove 4 is provided with a first filtering hole 41 and a second filtering hole 42 from top to bottom respectively, the bottom of the first filtering hole 41 is provided with a first filtering net, the bottom of the second filtering hole 42 is provided with a second filtering net (neither the first filtering net nor the second filtering net is marked in the figures and is arranged according to common general knowledge in the field, and much discussion is not needed in the specific embodiment of the application), the upper end of the material passing groove 4 corresponding to the second filtering hole 42 is provided with a spray head 40, and the spray head 40 is communicated with one end, away from the heat-insulating outer wall 312, of the cooling outlet 316; a first flow guide lug 410 is arranged at the lower side of one end of the first filtering hole 41 close to the second filtering hole 42, and a second flow guide lug 420 is arranged at the lower side of one end of the second filtering hole 42 far away from the first filtering hole 41, so that the solution is prevented from splashing; the spray head 40 is a rectangular spray head, the width of the spray head is consistent with the width of the material passing groove 4, the length of the spray head is consistent with the length of the second filtering hole 42, and the bottom surface of the spray head 40 is in contact with the top surfaces of the two side walls of the material passing groove 4.
The liquid collector assembly 5 is fixedly arranged on the bottom plate 1 and comprises a first liquid collector 51, a second liquid collector 52 and a third liquid collector 53, the first liquid collector 51 corresponds to the first filtering hole 41 and is used for collecting filtered lysine solution, the second liquid collector 52 corresponds to the second filtering hole 42 and is used for collecting the cleaned absolute ethyl alcohol and the cleaned lysine solution, and the third liquid collector 53 corresponds to one end (namely the lower end of the material passing groove 4) of the material passing groove 4 far away from the material discharging pipe 32 and is used for collecting lysine crystals. The first liquid collector 51 is externally connected with a heating and concentrating device, and the heating and concentrating device is communicated with one end of the feeding pipe 36 far away from the rotating shaft 34.
An automatic method for lysine production crystallization extraction adopts above-mentioned system, its characterized in that:
firstly, introducing absolute ethyl alcohol into a cooling inlet 315, wherein the absolute ethyl alcohol spirally moves in a cooling cavity through a spiral guide plate 313 and is discharged through a cooling outlet 316, so that the temperature cooling in the cooling inner wall 311 is realized; continuously introducing absolute ethyl alcohol, introducing a lysine superheated concentrated solution through the feed pipe 36, synchronously starting the driving motor 33, driving the rotating shaft 34 to rotate by the driving motor 33, further driving the separation blade 35 to rotate, enabling the lysine superheated concentrated solution to enter the cavity 341 through the feed pipe 36, then being thrown out of the through hole 342 and being driven by the separation blade 35 to do centrifugal motion in the cooling inner wall 311, and further realizing heat exchange with the cooling inner wall and crystal precipitation; the separated crystals are separated from the solution under the action of the separation blades 35 and are gradually deposited in the aggregate part 314 along the cooling inner wall 311 under the action of centrifugal force and gravity; when the liquid level of the lysine superheated concentrated solution exceeds the height of the heat-preservation outer wall 312, the discharge pipe 32 is conducted, crystals and the lysine solution enter the material passing groove 4 through the discharge pipe 32 due to the action of rotational inertia, the lysine solution is filtered through the first filtering hole 41, and the lysine crystals are cleaned and filtered through the spray head of the second filtering hole 42, so that the lysine crystals are collected in the third liquid collector 53; the lysine solution in the first liquid collector 51 is heated and concentrated and then is fed into the feeding pipe 36 again for secondary crystallization, so that continuous and uninterrupted crystallization separation is realized, the cooling crystallization and separation efficiency is ensured, the material is saved, and the labor cost is reduced.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An automatic system for lysine production crystallization extraction is characterized in that: the cooling and separating device comprises a base (1), a support (2), a cooling and separating assembly (3), a material passing groove (4) and a liquid collector assembly (5), wherein the upper end face of the base (1) is fixedly connected with the bottom of the support (2), and the cooling and separating assembly (3) is fixedly arranged on the support (2);
the cooling and separating assembly (3) comprises a cooling and separating tank (31), a discharge pipe (32), a driving motor (33), a rotating shaft (34), separating blades (35) and a feed pipe (36); the cooling separation tank (31) is arranged on the support (2) through an installation support lug (30), the cooling separation tank (31) is of a double-layer structure and comprises a cooling inner wall (311) and a heat-preservation outer wall (312), a cooling cavity (310) is formed between the cooling inner wall (311) and the heat-preservation outer wall (312), a spiral guide plate (313) is arranged in the cooling cavity (310), the central axis of the spiral guide plate (313) is collinear with the central axis of the cooling separation tank (31), the lower end and the upper end of two sides of the heat-preservation outer wall (312) are respectively provided with a cooling inlet (315) and a cooling outlet (316), and the cooling inlet (315) and the cooling outlet (316) are respectively communicated with the spiral guide plate (313); the bottom of the cooling separation tank (31) is provided with a material collecting part (314) protruding outwards, one end of the material collecting part (314) is provided with a discharge pipe (32), and the discharge pipe (32) is tangent to the material collecting part (314); the cooling separation tank is characterized in that the driving motor (33) is arranged at the bottom of the cooling separation tank (31), the driving motor (33) is fixedly installed on the support (2), the output end of the driving motor (33) penetrates through the bottom of the cooling separation tank (31) and is fixedly connected with the bottom of the rotating shaft (34) in the cooling inner wall (311), a cavity (341) is formed in the rotating shaft (34), a plurality of through holes (342) are uniformly formed in the side wall of the rotating shaft (34), the separation blade (35) is a spiral blade and is fixedly sleeved on the outer wall of the rotating shaft (34), one end of the feeding pipe (36) penetrates through one end, far away from the driving motor (33), of the rotating shaft (34) and is rotatably connected with the wall of the cavity (341), and the other end of the feeding pipe (36) is externally connected with a feeding device;
the material passing groove (4) is a downward inclined groove and is fixedly arranged on the support (2) below the cooling separation assembly (3), the upper end of the material passing groove (4) is communicated with one end, far away from the material collecting part (314), of the discharge pipe (32), the material passing groove (4) is provided with a first filtering hole (41) and a second filtering hole (42) from top to bottom, the bottom of the first filtering hole (41) is provided with a first filtering net, the bottom of the second filtering hole (42) is provided with a second filtering net, the upper end of the material passing groove (4) is provided with a spray head (40) corresponding to the second filtering hole (42), and the spray head (40) is communicated with one end, far away from the heat-insulating outer wall (312), of the cooling outlet (316);
the liquid collector assembly (5) is fixedly arranged on the bottom plate (1) and comprises a first liquid collector (51), a second liquid collector (52) and a third liquid collector (53), wherein the first liquid collector (51) corresponds to the first filtering hole (41), the second liquid collector (52) corresponds to the second filtering hole (42), and the third liquid collector (53) corresponds to one end (namely the lower end of the material passing groove) of the material passing groove (4) far away from the material discharging pipe (32).
2. An automated system for lysine production crystallization extraction as claimed in claim 1, characterized in that: the output end of the driving motor (33) is rotationally connected with the bottom of the cooling separation tank (31) through a first bearing (331), and a sealing ring (332) is arranged at the upper end of the first bearing (331).
3. An automated system for lysine production crystallization extraction according to any one of claims 1 or 2, characterized in that: the driving motor (33) is fixedly connected with the support (2) through a motor support.
4. An automated system for lysine production crystallization extraction as claimed in any one of claims 1-3, characterized in that: the outer wall of the feeding pipe (36) is rotatably connected with the wall of the cavity (341) through a second bearing (343), and a sealing cover (344) is arranged at the lower end of the second bearing (343).
5. An automated system for lysine production crystallization extraction as claimed in claim 1, characterized in that: the inlet pipe (36) with discharging pipe (32) are "L" type pipeline, the axis of inlet pipe (36) standpipe with rotation axis (34) axis separation blade (35) axis collineation, rotation axis (34) axis with cooling separation jar (31) axis collineation.
6. An automated system for lysine production crystallization extraction as claimed in claim 1, characterized in that: the first filtering hole (41) is close to the lower side of one end of the second filtering hole (42) and is provided with a first flow guide lug (410), and the second filtering hole (42) is far away from the lower side of one end of the first filtering hole (41) and is provided with a second flow guide lug (420).
7. An automated system for lysine production crystallization extraction as claimed in claim 1, characterized in that: the first liquid collector (51) is externally connected with a heating and concentrating device, and the heating and concentrating device is communicated with one end, far away from the rotating shaft (34), of the feeding pipe (36).
8. A method using an automated system for lysine production crystallization extraction as claimed in claim 1, characterized in that:
firstly, introducing absolute ethyl alcohol into a cooling inlet (315), wherein the absolute ethyl alcohol moves in a cooling cavity (310) through a spiral guide plate (313) and is discharged through a cooling outlet (316), so that the temperature in a cooling inner wall (311) is cooled; continuously introducing absolute ethyl alcohol, introducing a lysine superheated concentrated solution through a feed pipe (36), synchronously starting a driving motor (33), driving the rotating shaft (34) to rotate by the driving motor (33) so as to drive a separation blade (35) to rotate, throwing the lysine superheated concentrated solution into a cavity (341) through the feed pipe (36), throwing the lysine superheated concentrated solution out of a through hole (342), and performing centrifugal motion in a cooling inner wall (311) under the drive of the separation blade (35), so that heat exchange is realized with the cooling inner wall (311), and crystals are precipitated; the precipitated crystals are separated from the solution under the action of a separation blade (35), and are gradually deposited in an aggregate part (314) along a cooling inner wall (311) under the action of centrifugal force and gravity; when the liquid level of the lysine superheated concentrated solution exceeds the height of the heat-preservation outer wall (312), the discharging pipe is conducted, crystals and the lysine solution enter the material passing groove (4) through the discharging pipe (32) due to the action of rotation inertia, the lysine solution is filtered through the first filtering hole (41), and the lysine crystals are cleaned and filtered through the spray head (40) of the second filtering hole (42), so that the lysine crystals are collected in the third liquid collector (53).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111208449.3A CN113893570B (en) | 2021-06-11 | 2021-06-11 | High-efficient production system of lysine |
| CN202110654142.XA CN113173861B (en) | 2021-06-11 | 2021-06-11 | Automatic system and method for lysine production crystallization extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110654142.XA CN113173861B (en) | 2021-06-11 | 2021-06-11 | Automatic system and method for lysine production crystallization extraction |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111208449.3A Division CN113893570B (en) | 2021-06-11 | 2021-06-11 | High-efficient production system of lysine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113173861A true CN113173861A (en) | 2021-07-27 |
| CN113173861B CN113173861B (en) | 2021-09-14 |
Family
ID=76928024
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111208449.3A Active CN113893570B (en) | 2021-06-11 | 2021-06-11 | High-efficient production system of lysine |
| CN202110654142.XA Active CN113173861B (en) | 2021-06-11 | 2021-06-11 | Automatic system and method for lysine production crystallization extraction |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111208449.3A Active CN113893570B (en) | 2021-06-11 | 2021-06-11 | High-efficient production system of lysine |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN113893570B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2657750Y (en) * | 2003-07-09 | 2004-11-24 | 姜向前 | Cooling crystallization tank |
| CN103585781A (en) * | 2013-12-03 | 2014-02-19 | 姜向前 | Vertical continuous-cooling crystallization machine |
| CN207445650U (en) * | 2017-09-22 | 2018-06-05 | 河北天工化工机械制造有限公司 | A kind of cooling crystallization machine |
| CN209123387U (en) * | 2018-10-20 | 2019-07-19 | 江苏达成生物科技有限公司 | A kind of long-chain biatomic acid crystalline solid high-efficiency collecting device |
| CN112190969A (en) * | 2019-07-07 | 2021-01-08 | 江苏新汉菱生物工程股份有限公司 | A crystallization device for amino acid solution |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL257422A (en) * | 1959-11-25 | 1900-01-01 | ||
| NL280232A (en) * | 1961-06-27 | |||
| GB1206611A (en) * | 1967-04-25 | 1970-09-23 | Newton Chambers & Co | Continuous crystallisation plant |
| US4835309A (en) * | 1988-04-14 | 1989-05-30 | Eastman Kodak Company | Ion exchange recovery of L-lysine |
| NL1008812C2 (en) * | 1998-04-06 | 1999-10-07 | Niro Process Technology Bv | Crystallization method and apparatus. |
| JP3762980B2 (en) * | 2000-11-17 | 2006-04-05 | 独立行政法人産業技術総合研究所 | Amino group introduction method and amino acid synthesis method |
| FR2965261B1 (en) * | 2009-09-30 | 2012-10-26 | Holis Technologies | PROCESS FOR THE PREPARATION OF AN O-ACETYLSALICYLIC ACID SALT OF A BASIC AMINO ACID AND COMPOSITION OBTAINED THEREBY |
| KR101261236B1 (en) * | 2011-05-19 | 2013-05-07 | (주) 은진캐미컬 | Continuous Crystallizer and Method for Recrystallization of Potassium Hydroxide by Using the Same |
| CN105597361B (en) * | 2015-12-17 | 2018-05-22 | 深圳市瑞升华科技股份有限公司 | thickener |
| JP6691654B2 (en) * | 2016-01-27 | 2020-05-13 | 月島機械株式会社 | Particle manufacturing apparatus and particle manufacturing method |
| US10134837B1 (en) * | 2017-06-30 | 2018-11-20 | Qualcomm Incorporated | Porous silicon post processing |
| US10675557B2 (en) * | 2017-11-03 | 2020-06-09 | Dalian University Of Technology | Continuous crystallization method under control of multistage membrane |
| CN108479102A (en) * | 2018-04-20 | 2018-09-04 | 上海涛川能源科技有限公司 | A kind of centrifugation rotation high efficient heat exchanging crystallizer and application method |
| CN110523101A (en) * | 2018-05-25 | 2019-12-03 | 武穴市阳泰化工股份有限公司 | A kind of efficient crystallisation by cooling kettle |
| CN110523100A (en) * | 2018-05-25 | 2019-12-03 | 武穴市阳泰化工股份有限公司 | It is a kind of for producing the crystallisation by cooling kettle of o-cyanobenzyl chloride |
| CN108484422B (en) * | 2018-05-29 | 2022-01-07 | 成都本则生科技有限公司 | Purification and crystallization process for extracting beta-alanine from enzyme conversion solution and system thereof |
| CN110237558A (en) * | 2019-07-08 | 2019-09-17 | 天津乐科节能科技有限公司 | A kind of integrated crystallization apparatus and method for crystallising with continuous fine crystal elimination circulation |
| CN110590586B (en) * | 2019-09-16 | 2021-09-24 | 安徽丰原生物技术股份有限公司 | Method for separating and purifying lysine fermentation liquor |
| CN111249764A (en) * | 2020-03-10 | 2020-06-09 | 无锡科技职业学院 | Continuous crystallizer |
| CN112316476A (en) * | 2020-11-05 | 2021-02-05 | 中盐昆山有限公司 | Cold crystallizer |
-
2021
- 2021-06-11 CN CN202111208449.3A patent/CN113893570B/en active Active
- 2021-06-11 CN CN202110654142.XA patent/CN113173861B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2657750Y (en) * | 2003-07-09 | 2004-11-24 | 姜向前 | Cooling crystallization tank |
| CN103585781A (en) * | 2013-12-03 | 2014-02-19 | 姜向前 | Vertical continuous-cooling crystallization machine |
| CN207445650U (en) * | 2017-09-22 | 2018-06-05 | 河北天工化工机械制造有限公司 | A kind of cooling crystallization machine |
| CN209123387U (en) * | 2018-10-20 | 2019-07-19 | 江苏达成生物科技有限公司 | A kind of long-chain biatomic acid crystalline solid high-efficiency collecting device |
| CN112190969A (en) * | 2019-07-07 | 2021-01-08 | 江苏新汉菱生物工程股份有限公司 | A crystallization device for amino acid solution |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113173861B (en) | 2021-09-14 |
| CN113893570A (en) | 2022-01-07 |
| CN113893570B (en) | 2022-11-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108905922B (en) | Filtration equipment of lithium sulfate concentrate for lepidolite production | |
| CN209042958U (en) | A kind of prepared slices of Chinese crude drugs drying unit | |
| CN217973245U (en) | A high-efficient device that utilizes of steam for boiling sugar jar | |
| CN114031140B (en) | Circulating type rare earth wastewater comprehensive treatment system | |
| CN211561914U (en) | Production line suitable for natural product extraction, vacuum concentration and drying | |
| CN113173861B (en) | Automatic system and method for lysine production crystallization extraction | |
| CN208809498U (en) | A kind of efficient desolventizing equipment for aqueous polyurethane production | |
| CN216571585U (en) | Constant-temperature circulating distillation device for producing beer | |
| CN211798827U (en) | A processing treatment facility for potassium dihydrogen phosphate | |
| CN214344522U (en) | Energy saving and consumption reduction's chemical product purification device | |
| CN211659307U (en) | Solution freezing concentration device | |
| CN108996794A (en) | A kind of sea water desalination collection system | |
| CN211069047U (en) | Food production is evaporative concentration device for line | |
| CN210631685U (en) | A evaporation equipment for preparing refined industrial salt | |
| CN107398091B (en) | A kind of Full automatic timing solution heating evaporation crystallizer chemical industry equipment | |
| CN214130354U (en) | Tea-seed oil draws and uses condensing equipment | |
| CN207076144U (en) | A kind of luwa evaporator | |
| CN111013183B (en) | Solution freezing and concentrating device and efficient concentration process thereof | |
| CN215373602U (en) | Environment-friendly printing ink production cooling tower | |
| CN218501399U (en) | American ginseng ginsenoside extract concentrating equipment | |
| CN216726161U (en) | Oil liquid device for edible oil production | |
| CN219079418U (en) | Natural spice concentration and extraction device | |
| CN209137984U (en) | A kind of food inspection Rotary Evaporators cooling water circulating device | |
| CN217939152U (en) | Evaporation equipment is used in production of crystallization fructose | |
| CN213823467U (en) | MVR evaporation concentration crystallization system for monosodium glutamate crystallization |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |