CN111825576B - Amino acid preparation method - Google Patents
Amino acid preparation method Download PDFInfo
- Publication number
- CN111825576B CN111825576B CN202010705993.8A CN202010705993A CN111825576B CN 111825576 B CN111825576 B CN 111825576B CN 202010705993 A CN202010705993 A CN 202010705993A CN 111825576 B CN111825576 B CN 111825576B
- Authority
- CN
- China
- Prior art keywords
- filter
- filter pressing
- end cover
- rod
- amino acid
- 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.)
- Active
Links
- 150000001413 amino acids Chemical class 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000003825 pressing Methods 0.000 claims abstract description 73
- 238000001914 filtration Methods 0.000 claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000011265 semifinished product Substances 0.000 claims abstract description 11
- 239000012528 membrane Substances 0.000 claims abstract description 7
- 235000001014 amino acid Nutrition 0.000 claims description 34
- 238000007599 discharging Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 19
- 238000006386 neutralization reaction Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000007062 hydrolysis Effects 0.000 claims description 15
- 238000006460 hydrolysis reaction Methods 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 229920002521 macromolecule Polymers 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- ODKSFYDXXFIFQN-BYPYZUCNSA-N L-arginine Chemical compound OC(=O)[C@@H](N)CCCN=C(N)N ODKSFYDXXFIFQN-BYPYZUCNSA-N 0.000 claims description 3
- 229930064664 L-arginine Natural products 0.000 claims description 3
- 235000014852 L-arginine Nutrition 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 150000002605 large molecules Chemical class 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000012634 fragment Substances 0.000 description 17
- 238000011085 pressure filtration Methods 0.000 description 9
- 210000003437 trachea Anatomy 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C277/00—Preparation of guanidine or its derivatives, i.e. compounds containing the group, the singly-bound nitrogen atoms not being part of nitro or nitroso groups
- C07C277/08—Preparation of guanidine or its derivatives, i.e. compounds containing the group, the singly-bound nitrogen atoms not being part of nitro or nitroso groups of substituted guanidines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/14—Pressure control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/20—By influencing the flow
- B01D2321/2033—By influencing the flow dynamically
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Filtration Of Liquid (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to the field of amino acid production devices, in particular to an amino acid preparation method, which comprises a base, a driving structure, a feeding structure, a pressure relief structure, a filter pressing barrel, a discharge valve and a filtering structure; the side wall of the filter pressing barrel is provided with a driving structure for saving labor, the driving structure is connected with the pressure relief structure, so that pressure is conveniently applied to the inside of the filter pressing barrel through the pressure relief structure, the pressure in the inside of the filter pressing barrel is in a certain range by matching with the pressure relief structure, the filter structure is effectively prevented from bearing excessive pressure, the filter structure is effectively prevented from being damaged, and the filter pressing effect is better; the filter structure is arranged at the bottom end of the filter pressing barrel, so that large granular matters in the amino acid semi-finished product can be filtered conveniently, meanwhile, the pressure relief structure bears pressure and drives the biological membrane in the filter structure to shake, so that the water flow nearby the biological membrane is promoted, the large granular matters are prevented from being accumulated on the biological membrane, and the filter pressing efficiency and the quality of the filter pressing efficiency are improved.
Description
Technical Field
The invention relates to the field of amino acid production devices, in particular to an amino acid preparation method.
Background
In the production engineering of amino acid, a series of pretreatment such as pressure filtration and filtration is needed to carry out the next working procedure operation, for example, patent application number 201610500856.4 discloses an amino acid preparation method, and the patent discloses that a certain air pressure gap is always formed in the whole pressure filtration process through the design of a pressure head and counter bores on a funnel, so that the overflow or even splashing of an intermediate is not caused, the production efficiency of the pressure filtration is effectively controlled, and the surrounding environment of a pressure filtration site is protected; meanwhile, the biomembrane is adopted for carrying out matched filter pressing, so that the particle diameter of the intermediate after filter pressing can be further reduced.
However, the application number 201610500856.4 discloses an amino acid preparation method, which is inconvenient to control the pressure of pressure filtration, when the pressure of the pressure filtration is too large, the biological membrane is easy to damage, impurities are always accumulated on the surface of the biological membrane in the pressure filtration process, and the pressure filtration efficiency and the quality of the pressure filtration are easy to influence.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a preparation method of amino acid.
The technical scheme adopted for solving the technical problems is as follows: a method for producing an amino acid, comprising the steps of:
s1: sealing the hair in a hydrolysis tank, conveying hydrochloric acid liquid with concentration of more than 30% into the hydrolysis tank, and introducing steam into the hydrolysis tank to hydrolyze the hair in the steam atmosphere at 120 ℃ for 6-7h;
s2: introducing the product after hydrolysis in the hydrolysis tank into a neutralization tank, introducing sodium hydroxide solution into the neutralization tank, adjusting the pH value to 5.0-5.5, controlling the temperature of the neutralization tank to 80-90 ℃, stirring and mixing, and controlling the neutralization time to 15-18h;
s3: introducing the solution subjected to neutralization treatment in the neutralization tank into an amino acid production device for pressurizing and filtering, separating filtrate from filter residues, and distilling, centrifuging and purifying the filtrate to obtain L-arginine;
the amino acid production device in the S3 comprises a base, a driving structure, a feeding structure, a pressure relief structure, a filter pressing barrel, a discharge valve and a filtering structure; the base is fixed at the bottom end of the filter pressing barrel for storing the amino acid semi-finished product; the bottom end of the filter pressing barrel is provided with a discharge valve for discharging materials; the side wall of the filter pressing barrel is provided with a driving structure for driving, the end part of the driving structure is provided with a pressure relief structure for applying pressure, and the pressure relief structure is in sliding connection with the filter pressing barrel; the bottom of filter-pressing bucket is equipped with and is used for filtering macromolecular granule filtration, just filtration locates pressure release structure's bottom, pressure release structure with switch on between the filtration.
Specifically, the bottom of filter-pressing bucket is round platform shape, just two of filter-pressing bucket bottom the base is "child" font structure.
Specifically, the drive structure includes accomodate cover, rocker, transfer line, actuating lever and two gears, accomodate the cover be fixed in the lateral wall of filter-pressing bucket, the rocker run through in accomodate the cover, the rocker with accomodate and rotate between the cover and be connected, the cross-section is L shape structure the actuating lever with accomodate sliding connection between the cover, the actuating lever pass through connect in accomodate the cover with the actuating lever, the actuating lever with accomodate and rotate between the cover and be connected, the actuating lever with rotate between the actuating lever and be connected, the actuating lever with the tip of rocker all is equipped with the gear, two gear engagement, on the actuating lever the diameter of gear is greater than on the rocker the diameter of gear.
Specifically, the pressure release structure includes end cover, push rod, screw rod, first trachea, pneumatic valve, first shell fragment, rubber sleeve and sealing plug, the cross-section is T shape the end cover with bolted connection between the transfer line, the bottom of end cover is round platform shape structure, the inside of end cover is equipped with sliding connection the sealing plug, the screw rod through-connection in the end cover with the sealing plug, the screw rod with rotate between the end cover and be connected, threaded connection between the screw rod with the sealing plug, be fixed with U-shaped structure on the screw rod the push rod, a plurality of hemisphere structures the rubber sleeve is fixed in the bottom of end cover, the inside of rubber sleeve is equipped with curved first shell fragment, first conflict the end cover, the pneumatic valve is fixed in the end cover and with the inside storage space of end cover switches on, the one end of first trachea run through in the end cover and with the inside accommodation space of end cover switches on.
Specifically, the reinforced structure includes hopper, apron and filter screen down, round platform shape down the one end of hopper be fixed in the end cover, down the other one end of hopper is fixed in the transfer line, T structure the apron run through in down the hopper and with threaded connection between the end cover, just the inside of hopper is equipped with round platform shape's latticed filter screen down, the filter screen with rotate between the apron and be connected.
Specifically, the filter structure includes many second air pipes, grid, second shell fragment, biomembrane, depression bar, piston and sliding sleeve, the bottom of filter-pressing bucket is equipped with the circular-table form net, be equipped with on the grid a plurality of with the rubber sleeve sets up in turn the second shell fragment, the second shell fragment is the hemisphere structure of net form, the bottom of second shell fragment is contradicted the depression bar, the bottom of depression bar is equipped with the piston, the piston with sliding connection between the sliding sleeve, the sliding sleeve is fixed in the net, the second air pipe run through in the sliding sleeve and with the storage space of the inside of sliding sleeve switches on, the second air pipe with first air pipe switches on for the biomembrane of filtration macromolecule is fixed in the grid, the biomembrane with the conflict position of second shell fragment is hemispherical structure.
The invention has the beneficial effects that:
(1) According to the amino acid preparation method, the driving structure used for saving labor is arranged on the side wall of the filter pressing barrel, and is connected with the pressure release structure, so that pressure is conveniently applied to the inside of the filter pressing barrel through the pressure release structure, the pressure in the inside of the filter pressing barrel is within a certain range by matching with the pressure release structure, the filter structure is effectively prevented from bearing excessive pressure, the filter structure is effectively prevented from being damaged, and the filter pressing effect is better.
(2) According to the amino acid preparation method, the filtering structure is arranged at the bottom end of the filter pressing barrel, so that large granular substances in the amino acid semi-finished product can be filtered conveniently, meanwhile, the pressure of the pressure release structure is borne, meanwhile, the biomembrane in the filtering structure is driven to shake, the circulation of water near the biomembrane is promoted, the large granular substances are prevented from being accumulated on the biomembrane, the filter pressing efficiency and the quality of the filter pressing efficiency are improved, and meanwhile, when the filtering structure is reset, the pressure release structure is driven to reset, so that the reset effect of the pressure release structure is better.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic diagram showing the overall structure of an amino acid production apparatus of the present invention;
FIG. 3 is a schematic diagram of a connection structure between the pressure relief structure shown in FIG. 2 and the press filtration barrel;
FIG. 4 is an enlarged schematic view of portion A shown in FIG. 3;
fig. 5 is an enlarged schematic view of the portion B shown in fig. 3.
In the figure: 1. base, 2, driving structure, 21, receiving sleeve, 22, rocker, 23, transfer line, 24, driving rod, 25, gear, 3, charging structure, 31, lower hopper, 32, apron, 33, filter screen, 4, pressure release structure, 41, end cover, 42, push rod, 43, screw rod, 44, first gas tube, 45, gas valve, 46, first shell fragment, 47, rubber sleeve, 48, sealing plug, 5, filter pressing bucket, 6, discharge valve, 7, filtering structure, 71, second gas tube, 72, grid, 73, second shell fragment, 74, biomembrane, 75, pressure lever, 76, piston, 77, sliding sleeve.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 5, the method for preparing amino acid according to the present invention comprises the steps of:
s1: sealing the hair in a hydrolysis tank, conveying hydrochloric acid liquid with concentration of more than 30% into the hydrolysis tank, and introducing steam into the hydrolysis tank to hydrolyze the hair in the steam atmosphere at 120 ℃ for 6-7h;
s2: introducing the product after hydrolysis in the hydrolysis tank into a neutralization tank, introducing sodium hydroxide solution into the neutralization tank, adjusting the pH value to 5.0-5.5, controlling the temperature of the neutralization tank to 80-90 ℃, stirring and mixing, and controlling the neutralization time to 15-18h;
s3: introducing the solution subjected to neutralization treatment in the neutralization tank into an amino acid production device for pressurizing and filtering, separating filtrate from filter residues, and distilling, centrifuging and purifying the filtrate to obtain L-arginine;
the amino acid production device in the S3 comprises a base 1, a driving structure 2, a feeding structure 3, a pressure relief structure 4, a filter pressing barrel 5, a discharge valve 6 and a filtering structure 7; the base 1 is fixed at the bottom end of the filter pressing barrel 5 for storing amino acid semi-finished products; the bottom end of the filter pressing barrel 5 is provided with a discharge valve 6 for discharging materials; the side wall of the filter pressing barrel 5 is provided with a driving structure 2 for driving, the end part of the driving structure 2 is provided with a pressure relief structure 4 for applying pressure, and the pressure relief structure 4 is in sliding connection with the filter pressing barrel 5; the bottom of filter-pressing bucket 5 is equipped with and is used for filtering macromolecular granule filtration 7, just filtration 7 is located the bottom of pressure release structure 4, pressure release structure 4 with switch on between the filtration 7.
Specifically, the bottom end of the filter pressing barrel 5 is in a truncated cone shape, and the two bases 1 at the bottom end of the filter pressing barrel 5 are in a 'er' shape structure; the bottom of filter-pressing bucket 5 is round platform shape, and then is convenient for make the inside amino acid of filter-pressing bucket 5 thoroughly discharges, simultaneously base 1 is "child" font structure, and then makes right the supporting effect of filter-pressing bucket 5 is better, makes simultaneously and arranges material convenient and fast more.
Specifically, the driving structure 2 includes a housing sleeve 21, a rocker 22, a transmission rod 23, a driving rod 24 and two gears 25, the housing sleeve 21 is fixed on a side wall of the press filtration barrel 5, the rocker 22 penetrates through the housing sleeve 21, the rocker 22 is rotationally connected with the housing sleeve 21, the transmission rod 23 with an L-shaped section is slidingly connected with the housing sleeve 21, the driving rod 24 penetrates through the housing sleeve 21 and the transmission rod 23, the driving rod 24 is rotationally connected with the housing sleeve 21, the driving rod 24 is rotationally connected with the transmission rod 23, the gears 25 are respectively arranged at the ends of the driving rod 24 and the rocker 22, the two gears 25 are meshed, and the diameter of the gear 25 on the driving rod 24 is larger than that of the gear 25 on the rocker 22; the diameter of the gear 25 on the driving rod 24 is larger than that of the gear 25 on the rocker 22, so that driving is more labor-saving, the rocker 22 is held by hand, the rocker 22 rotates, the gear 25 at the bottom end of the rocker 22 drives the gear 25 at the bottom end of the driving rod 24 to rotate, so that the driving rod 24 rotates, the driving rod 24 is in threaded connection with the driving rod 23, and the driving rod 24 drives the driving rod 23 to slide with the storage sleeve 21.
Specifically, the pressure relief structure 4 includes an end cover 41, a push rod 42, a screw 43, a first air pipe 44, an air valve 45, a first elastic sheet 46, a rubber sleeve 47 and a sealing plug 48, the cross section of the screw is in a T-shaped bolt connection between the end cover 41 and the transmission rod 23, the bottom end of the end cover 41 is in a truncated cone structure, the sealing plug 48 in sliding connection is arranged in the end cover 41, the screw 43 is in penetrating connection with the end cover 41 and the sealing plug 48, the screw 43 is in rotating connection with the end cover 41, the screw 43 is in threaded connection with the sealing plug 48, the screw 43 is fixedly provided with the push rod 42 in a U-shaped structure, the rubber sleeve 47 in a plurality of hemispherical structures is fixed at the bottom end of the end cover 41, the first elastic sheet 46 is in an arc shape and is in abutting contact with the end cover 41, the air valve 45 is fixed at one end of the end cover 41 and is in conduction with a storage space in the end cover 41, and one end of the first air pipe 44 penetrates through the end cover 41 and is in conduction with the storage space in the end cover 41. According to the speed of the rocker 22 and the pressure which can be borne by the filtering structure 7, an operator holds the push rod 42 and rotates the screw 43, the screw 43 is in threaded connection with the sealing plug 48, the sealing plug 48 is driven to slide with the end cover 41, the size of the containing space inside the end cover 41 is adjusted, the size of the air pressure inside the containing cavity inside the end cover 41 is adjusted, the rubber sleeve 47 is controlled to bear the deformation of the pressure, the pressure of the air inside the end cover 41 is adjusted through the air valve 45, the transmission rod 23 drives the end cover 41 to slide with the filter pressing barrel 5, when the pressure inside the filter pressing barrel 5 is overlarge, the rubber sleeve 47 is extruded and deformed, the inner space of the filter pressing barrel 5 is enlarged, the inner pressure of the filter pressing barrel 5 is reduced, the rubber sleeve 47 is driven to deform the first acid solution 46, the inner space of the end cover 41 is reduced, the air is further reduced, the air enters the inner space of the filter pressing barrel 7 through the first air pipe 44, the inner pressure of the filter pressing structure 7 is reduced, and the amino-splashing structure is prevented from being damaged, and the quality of the filtering structure is effectively prevented from being damaged.
Specifically, the charging structure 3 includes a discharging hopper 31, a cover plate 32 and a filter screen 33, one end of the discharging hopper 31 in a truncated cone shape is fixed on the end cover 41, the other end of the discharging hopper 31 is fixed on the transmission rod 23, the cover plate 32 in a t-shaped structure penetrates through the discharging hopper 31 and is in threaded connection with the end cover 41, the filter screen 33 in a truncated cone shape and in a grid shape is arranged in the discharging hopper 31, and the filter screen 33 is in rotational connection with the cover plate 32; when the amino acid semi-finished product is added, the cover plate 32 is screwed, the discharging hopper 31 is communicated with the end cover 41, then the amino acid semi-finished product solution is added into the discharging hopper 31, so that large waste scraps in the amino acid semi-finished product solution are stored on the filter screen 33, the large waste scraps are prevented from entering the filter pressing barrel 5, and the filter screen 33 is of a round table-shaped structure, so that the filtering area is increased, and the filtering effect is better.
Specifically, the filtering structure 7 includes a plurality of second air pipes 71, a mesh 72, a second elastic sheet 73, a biological film 74, a compression rod 75, a piston 76 and a sliding sleeve 77, the bottom end of the filter pressing barrel 5 is provided with a circular-table-shaped mesh 72, the mesh 72 is provided with a plurality of second elastic sheets 73 alternately arranged with the rubber sleeve 47, the second elastic sheet 73 is in a mesh-shaped hemispherical structure, the bottom end of the second elastic sheet 73 abuts against the compression rod 75, the bottom end of the compression rod 75 is provided with the piston 76, the piston 76 is in sliding connection with the sliding sleeve 77, the sliding sleeve 77 is fixed on the mesh 72, the second air pipe penetrates through the sliding sleeve 77 and is communicated with a storage space inside the sliding sleeve 77, the second air pipe 71 is communicated with the first air pipe 44, the biological film 74 for filtering macromolecules is fixed on the mesh 72, and the abutting part of the biological film 74 and the second elastic sheet 73 is in a hemispherical structure; the biomembrane 74 with the conflict position of second shell fragment 73 is hemispherical structure, and then has increased the filter-pressing area of biomembrane 74, makes the filter-pressing effect better, simultaneously when rubber sleeve 47 extrusion deformation, gas follow the cavity of the inside of end cover 41 passes through first gas tube 44 gets into the inside of second trachea 71, makes the pressure grow of the accommodation space of inside of sliding sleeve 77, and then drives piston 76 with slide sleeve 77 slides, piston 76 drives second shell fragment 73 warp, and then makes biomembrane 74 on the second shell fragment 73 is shaken, and then effectually prevent that the macromolecule from gathering is in on the biomembrane 74 influences the filter-pressing quality, simultaneously when the pressure of rubber sleeve 47 diminishes, first shell fragment 46 resets, second shell fragment 73 resets, and then makes the inside gas of sliding sleeve 77 flows back to the inside of sliding sleeve 41 again, and then makes the reset effect of rubber sleeve 47 is better, simultaneously when the preparation biomembrane 74 is close to second shell fragment 73 the most loose and more the biomembrane 73 when the second shell fragment 73 is more flexible.
When the filter press is used, when the amino acid semi-finished product is added, the cover plate 32 is screwed to conduct the discharging hopper 31 with the end cover 41, then the amino acid semi-finished product solution is added into the discharging hopper 31, so that large waste scraps in the amino acid semi-finished product solution are stored on the filter screen 33, the large waste scraps are prevented from entering the filter press barrel 5, the filter screen 33 is of a round table-shaped structure, the filtering area is increased, and the filtering effect is better; according to the speed of an operator rotating the rocker 22 and the pressure born by the filtering structure 7, the push rod 42 is held by hand, the screw 43 is rotated, the screw 43 is in threaded connection with the sealing plug 48, the sealing plug 48 is driven to slide with the end cover 41, the size of an accommodating space in the end cover 41 is adjusted, the size of air pressure in an accommodating cavity in the end cover 41 is adjusted, the rubber sleeve 47 is controlled to bear large pressure deformation, the pressure of air in the end cover 41 is adjusted through the air valve 45, the diameter of the gear 25 on the driving rod 24 is larger than the diameter of the gear 25 on the rocker 22, the driving is more labor-saving, the rocker 22 is held by hand, the rocker 22 rotates, the gear 25 at the bottom end of the rocker 22 drives the gear 25 at the bottom end of the driving rod 24 to rotate, the driving rod 24 rotates, the driving rod 24 is in threaded connection with the driving rod 23, and the driving rod 23 slides with the accommodating sleeve 21 through the driving rod 24; the transmission rod 23 drives and slides between end cover 41 and the filter-pressing bucket 5, when the pressure of the inside of filter-pressing bucket 5 is too big, rubber sleeve 47 extrusion deformation, and then make the inner space of filter-pressing bucket 5 grow, and then reduced the internal pressure of filter-pressing bucket 5, rubber sleeve 47 drive first shell fragment 46 warp, and then make the space of the inside of end cover 41 diminish, and then make gaseous entering filter structure 7's inside through first trachea 44, and then reduced the pressure to filter structure 7, the effectual filter structure 7 that prevents damages, amino acid solution splashes has been avoided simultaneously, production quality has been improved. The feeding structure 3 comprises a discharging hopper 31, a cover plate 32 and a filter screen 33, one end of the circular truncated cone-shaped discharging hopper 31 is fixed on an end cover 41, the other end of the discharging hopper 31 is fixed on a transmission rod 23, the cover plate 32 of the T-shaped structure penetrates through the discharging hopper 31 and is in threaded connection with the end cover 41, the circular truncated cone-shaped grid-shaped filter screen 33 is arranged in the discharging hopper 31, and the filter screen 33 is in rotary connection with the cover plate 32; the interference part of the biomembrane 74 and the second elastic sheet 73 is of a hemispherical structure, the filter pressing area of the biomembrane 74 is further increased, the filter pressing effect is better, meanwhile, when the rubber sleeve 47 is extruded and deformed, gas enters the second air pipe 71 from the cavity in the end cover 41 through the first air pipe 44, the pressure of the accommodating space in the sliding sleeve 77 is increased, the piston 76 is driven to slide between the sliding sleeve 77, the piston 76 drives the second elastic sheet 73 to deform, the biomembrane 74 on the second elastic sheet 73 is further vibrated, the influence of macromolecule aggregation on the biomembrane 74 on the filter pressing quality is further effectively prevented, meanwhile, when the pressure of the rubber sleeve 47 is reduced, the first elastic sheet 46 is reset, the second elastic sheet 73 is reset, and then the gas in the sliding sleeve 77 is returned to the end cover 41 again, so that the reset effect of the rubber sleeve 47 is better, meanwhile, the part of the biomembrane 74 close to the second elastic sheet 73 is loose when the biomembrane 74 is manufactured, and the second elastic sheet 73 deforms maximally, and the second elastic sheet 73 is completely interfered with the biomembrane 74.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A method for preparing amino acid, which is characterized in that: the preparation method of the amino acid comprises the following steps:
s1: sealing the hair in a hydrolysis tank, conveying hydrochloric acid liquid with concentration of more than 30% into the hydrolysis tank, and introducing steam into the hydrolysis tank to hydrolyze the hair in the steam atmosphere at 120 ℃ for 6-7h;
s2: introducing the product after hydrolysis in the hydrolysis tank into a neutralization tank, introducing sodium hydroxide solution into the neutralization tank, adjusting the pH value to 5.0-5.5, controlling the temperature of the neutralization tank to 80-90 ℃, stirring and mixing, and controlling the neutralization time to 15-18h;
s3: introducing the solution subjected to neutralization treatment in the neutralization tank into an amino acid production device for pressurizing and filtering, separating filtrate from filter residues, and distilling, centrifuging and purifying the filtrate to obtain L-arginine;
the amino acid production device in the S3 comprises a base (1), a driving structure (2), a feeding structure (3), a pressure relief structure (4), a filter pressing barrel (5), a discharge valve (6) and a filtering structure (7); the base (1) is fixed at the bottom end of the filter pressing barrel (5) for storing the amino acid semi-finished product; the bottom end of the filter pressing barrel (5) is provided with a discharge valve (6) for discharging materials; the side wall of the filter pressing barrel (5) is provided with a driving structure (2) for driving, the end part of the driving structure (2) is provided with a pressure relief structure (4) for applying pressure, and the pressure relief structure (4) is in sliding connection with the filter pressing barrel (5); the bottom end of the filter pressing barrel (5) is provided with a filtering structure (7) for filtering macromolecular particles, the filtering structure (7) is arranged at the bottom end of the pressure relief structure (4), and the pressure relief structure (4) is communicated with the filtering structure (7);
the bottom end of the filter pressing barrel (5) is in a truncated cone shape, and the two bases (1) at the bottom end of the filter pressing barrel (5) are in a 'er' shape structure;
the driving structure (2) comprises a storage sleeve (21), a rocker (22), a transmission rod (23), a driving rod (24) and two gears (25), wherein the storage sleeve (21) is fixed on the side wall of the filter pressing barrel (5), the rocker (22) penetrates through the storage sleeve (21), the rocker (22) is rotationally connected with the storage sleeve (21), the transmission rod (23) with an L-shaped section is in sliding connection with the storage sleeve (21), the driving rod (24) penetrates through the storage sleeve (21) and the transmission rod (23), the driving rod (24) is rotationally connected with the storage sleeve (21), the driving rod (24) is rotationally connected with the transmission rod (23), the gears (25) are respectively arranged at the ends of the driving rod (24) and the rocker (22), the two gears (25) are meshed, and the diameter of the gear (25) on the driving rod (24) is larger than that of the gear (25) on the rocker (22);
the pressure relief structure (4) comprises an end cover (41), a push rod (42), a screw rod (43), a first air pipe (44), an air valve (45), a first elastic sheet (46), a rubber sleeve (47) and a sealing plug (48), wherein the cross section of the screw rod is in T-shaped bolt connection between the end cover (41) and the transmission rod (23), the bottom end of the end cover (41) is of a round table-shaped structure, the sealing plug (48) which is in sliding connection is arranged in the end cover (41), the screw rod (43) is connected with the end cover (41) in a penetrating manner, the screw rod (43) is connected with the end cover (41) in a rotating manner, the screw rod (43) is connected with the sealing plug (48) in a threaded manner, the push rod (42) of a U-shaped structure is fixed on the screw rod (43), the rubber sleeve (47) of a plurality of hemispherical structures is fixed at the bottom end of the end cover (41), the first elastic sheet (46) which is in an arc shape is arranged in the inner part of the rubber sleeve (47), the first elastic sheet (46) is in a contact manner, the end cover (41) is fixed in the air valve (41) and is fixed in the inner part of the end cover (41), one end of the first air pipe (44) penetrates through the end cover (41) and is communicated with the accommodating space inside the end cover (41).
2. The method for producing an amino acid according to claim 1, wherein: the feeding structure (3) comprises a discharging hopper (31), a cover plate (32) and a filter screen (33), one end of the discharging hopper (31) is fixed to the end cover (41), the other end of the discharging hopper (31) is fixed to the transmission rod (23), the cover plate (32) of the T structure penetrates through the discharging hopper (31) and is in threaded connection with the end cover (41), the filter screen (33) in a circular truncated cone shape is arranged in the discharging hopper (31), and the filter screen (33) is connected with the cover plate (32) in a rotating mode.
3. The method for producing an amino acid according to claim 1, wherein: the filter structure (7) comprises a plurality of second air pipes (71), a grid (72), a second elastic sheet (73), biological membranes (74), a pressing rod (75), a piston (76) and a sliding sleeve (77), wherein the grid (72) is arranged at the bottom end of the filter pressing barrel (5) and is in a circular truncated cone shape, a plurality of second elastic sheets (73) which are alternately arranged with the rubber sleeve (47) are arranged on the grid (72), the bottom end of the second elastic sheet (73) is in a hemispherical structure in a grid shape, the bottom end of the second elastic sheet (73) is in contact with the pressing rod (75), the bottom end of the pressing rod (75) is provided with the piston (76), the piston (76) is in sliding connection with the sliding sleeve (77), the sliding sleeve (77) is fixed in the grid (72), and the second air pipe penetrates through the sliding sleeve (77) and is in communication with a storage space inside the sliding sleeve (77), and the second air pipe (71) is in communication with the first air pipe (44) and is used for filtering large molecules, and the biological membranes (74) are fixed at the position of the second elastic sheet (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010705993.8A CN111825576B (en) | 2020-07-21 | 2020-07-21 | Amino acid preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010705993.8A CN111825576B (en) | 2020-07-21 | 2020-07-21 | Amino acid preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111825576A CN111825576A (en) | 2020-10-27 |
| CN111825576B true CN111825576B (en) | 2023-10-27 |
Family
ID=72924535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010705993.8A Active CN111825576B (en) | 2020-07-21 | 2020-07-21 | Amino acid preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111825576B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713744B (en) * | 2021-08-19 | 2022-12-09 | 福建道御生物药业有限公司 | Amino acid synthesis equipment and synthesis method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080282A (en) * | 1992-06-13 | 1994-01-05 | 李连新 | Process for extracting amino-acid from blood of slaughtered animals |
| AU2005200425A1 (en) * | 2000-05-30 | 2005-02-24 | Transtech Pharma | A method for the synthesis of compounds of formula 1 and their uses thereof |
| CN103936639A (en) * | 2014-05-06 | 2014-07-23 | 峨眉山市龙腾生物科技有限公司 | Production process for extracting cystine by hair |
| CN104232479A (en) * | 2014-10-10 | 2014-12-24 | 河北智同生物制药有限公司 | Corrosion resistant proteolysis tank and application |
| CN108191721A (en) * | 2018-01-19 | 2018-06-22 | 四川绵竹市鹏发生化有限责任公司 | A kind of cystine production technology |
| CN210905217U (en) * | 2019-10-31 | 2020-07-03 | 禹州市合同泰药业有限公司 | Traditional Chinese medicine residue filter |
-
2020
- 2020-07-21 CN CN202010705993.8A patent/CN111825576B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080282A (en) * | 1992-06-13 | 1994-01-05 | 李连新 | Process for extracting amino-acid from blood of slaughtered animals |
| AU2005200425A1 (en) * | 2000-05-30 | 2005-02-24 | Transtech Pharma | A method for the synthesis of compounds of formula 1 and their uses thereof |
| CN103936639A (en) * | 2014-05-06 | 2014-07-23 | 峨眉山市龙腾生物科技有限公司 | Production process for extracting cystine by hair |
| CN104232479A (en) * | 2014-10-10 | 2014-12-24 | 河北智同生物制药有限公司 | Corrosion resistant proteolysis tank and application |
| CN108191721A (en) * | 2018-01-19 | 2018-06-22 | 四川绵竹市鹏发生化有限责任公司 | A kind of cystine production technology |
| CN210905217U (en) * | 2019-10-31 | 2020-07-03 | 禹州市合同泰药业有限公司 | Traditional Chinese medicine residue filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111825576A (en) | 2020-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111825576B (en) | Amino acid preparation method | |
| CN212016958U (en) | Sewage solid-liquid separation device | |
| CN109433788B (en) | Medical waste environment-friendly treatment device | |
| CN116813156B (en) | Modularized heavy metal wastewater adsorption treatment equipment | |
| CN107854918B (en) | Smoke treatment equipment for petroleum refining | |
| CN107774040A (en) | A kind of drum squeezing type dewaterer equipment for separating liquid from solid applied to biogas engineering | |
| CN114733245A (en) | Solid-liquid separator and industrial wastewater concentration and salt separation device | |
| CN214553490U (en) | Reaction kettle for synthesizing bromine and bromine derivatives | |
| CN107739325B (en) | Equipment and process for continuously producing rubber vulcanization accelerator tetramethyl thiuram disulfide | |
| CN209456201U (en) | A kind of purification recovery device applied to Industrial Wastewater Treatment | |
| CN217139416U (en) | Processing apparatus of organic solid waste among industrial sewage | |
| CN207384991U (en) | A kind of drum squeezing type dewaterer equipment for separating liquid from solid applied to biogas engineering | |
| CN201676574U (en) | Novel plate frame pressure filter | |
| CN212651380U (en) | Separation and extraction device for processing plant extract | |
| CN111821759B (en) | Biological amino acid preparation system | |
| CN209206018U (en) | Wetland draft Decomposition of leaf litter device | |
| CN210030522U (en) | Starch glue extraction element | |
| CN112978977A (en) | Elution wastewater treatment device after organo-chlorine pesticide contaminated soil synergism elution restoration | |
| CN110922001A (en) | Sewage treatment device for livestock farm | |
| CN220907582U (en) | Waste residue recycling device for zinc sulfate production | |
| CN216604367U (en) | Solid-liquid separation equipment for bio-pharmaceuticals | |
| CN212327540U (en) | Solid-liquid separation device for wastewater detection | |
| CN116891263B (en) | Sewage aftertreatment device for sea cucumber and hyaluronic acid stock solution preparation | |
| CN215396169U (en) | Rubber synthesis equipment using halogenation technology | |
| CN220676957U (en) | Water treatment purifier |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230927 Address after: 234000 Jicun Industrial Park, Xiao County, Suzhou City, Anhui Province Applicant after: Anhui Dongkai Biotechnology Co.,Ltd. Address before: 213100 building 7, Jinyuan apartment, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province Applicant before: Li Wei |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |