CN112047862A - Preparation method and equipment of magnesium acetyltaurate - Google Patents
Preparation method and equipment of magnesium acetyltaurate Download PDFInfo
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- CN112047862A CN112047862A CN202010972514.9A CN202010972514A CN112047862A CN 112047862 A CN112047862 A CN 112047862A CN 202010972514 A CN202010972514 A CN 202010972514A CN 112047862 A CN112047862 A CN 112047862A
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- acetyltaurate
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- CXJAAWRLVGAKDV-UHFFFAOYSA-N acetyltaurine Chemical compound CC(=O)NCCS(O)(=O)=O CXJAAWRLVGAKDV-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 79
- 238000006243 chemical reaction Methods 0.000 claims abstract description 40
- YZURQOBSFRVSEB-UHFFFAOYSA-L magnesium;2-aminoethanesulfonate Chemical compound [Mg+2].NCCS([O-])(=O)=O.NCCS([O-])(=O)=O YZURQOBSFRVSEB-UHFFFAOYSA-L 0.000 claims abstract description 27
- 238000004821 distillation Methods 0.000 claims abstract description 23
- 239000012528 membrane Substances 0.000 claims abstract description 7
- 230000021736 acetylation Effects 0.000 claims abstract description 6
- 238000006640 acetylation reaction Methods 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims abstract description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 138
- 239000007788 liquid Substances 0.000 claims description 120
- 239000000463 material Substances 0.000 claims description 53
- 238000003860 storage Methods 0.000 claims description 52
- 238000010438 heat treatment Methods 0.000 claims description 34
- 230000001105 regulatory effect Effects 0.000 claims description 34
- XOAAWQZATWQOTB-UHFFFAOYSA-N taurine Chemical compound NCCS(O)(=O)=O XOAAWQZATWQOTB-UHFFFAOYSA-N 0.000 claims description 30
- 238000003756 stirring Methods 0.000 claims description 25
- 238000011084 recovery Methods 0.000 claims description 18
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 17
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 17
- 239000000347 magnesium hydroxide Substances 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 16
- 238000010992 reflux Methods 0.000 claims description 15
- 229960003080 taurine Drugs 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000000839 emulsion Substances 0.000 claims description 13
- 239000000706 filtrate Substances 0.000 claims description 12
- 238000009833 condensation Methods 0.000 claims description 9
- 239000004973 liquid crystal related substance Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 8
- 238000001802 infusion Methods 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 6
- ICBUNQYFLKWTKT-UHFFFAOYSA-N [Mg].CC(=O)NCCS(O)(=O)=O Chemical compound [Mg].CC(=O)NCCS(O)(=O)=O ICBUNQYFLKWTKT-UHFFFAOYSA-N 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 5
- CZZZWILRWHAXKJ-UHFFFAOYSA-N C(C)(=O)[Mg] Chemical compound C(C)(=O)[Mg] CZZZWILRWHAXKJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229940104261 taurate Drugs 0.000 claims description 3
- 238000005292 vacuum distillation Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 14
- 238000012546 transfer Methods 0.000 description 12
- 238000007599 discharging Methods 0.000 description 6
- 201000010099 disease Diseases 0.000 description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 229910052749 magnesium Inorganic materials 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- 230000004641 brain development Effects 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 239000000109 continuous material Substances 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 150000002632 lipids Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007830 nerve conduction Effects 0.000 description 3
- 230000004382 visual function Effects 0.000 description 3
- 150000001413 amino acids Chemical class 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001766 physiological effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/32—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of salts of sulfonic acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/10—Vacuum distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/008—Feed or outlet control devices
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
- C07C303/44—Separation; Purification
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention relates to a preparation method of magnesium acetyltaurate and a device thereof, comprising a reaction kettle, a microporous filter membrane, a reduced pressure distillation tower and an oven, wherein the preparation steps comprise magnesium taurate synthesis, acetylation, decoloration, distillation concentration, separation and drying.
Description
Technical Field
The invention relates to a preparation method of magnesium acetyltaurine and equipment thereof.
Background
Taurine is one of eighteen amino acids essential for human body, is free amino acid which does not synthesize protein, and has important functions on the brain development, nerve conduction, improvement of visual function, calcium absorption, digestion and absorption of lipid substances and the like of infants. Magnesium ions, as an important cation of human body, participate in various physiological activities of human body and have close relation with the occurrence and prevention of many common diseases and frequently encountered diseases. Magnesium taurate can combine the efficacy of taurine and magnesium, magnesium taurate can further improve the efficacy on the basis of magnesium taurate, the equipment needed in the process of preparing magnesium taurate comprises a reaction kettle, a reduced pressure distillation tower and an oven, the existing oven has the phenomenon of uneven drying, which affects the drying efficiency, meanwhile, the existing oven has low utilization rate of heat energy, a large amount of heat is dissipated to the outside in the drying process, which causes energy waste, the accurate amount of acetic anhydride needs to be added into the reaction kettle in the preparation process, but the existing adding mode is that a worker firstly weighs the acetic anhydride and then puts the acetic anhydride into the reaction kettle at one time, the labor intensity of the worker is high, the quality of magnesium taurate can be affected by adding too much acetic anhydride at one time, meanwhile, the manual adding precision is low, and the acetic anhydride has toxicity and is harmful to a human body after long-time contact, the pressure reduction process of the existing reduced pressure distillation tower only adopts air suction for pressure reduction, and the inside of the tower body cannot be monitored in real time, so that the pressure regulation precision is low, and high-quality products cannot be produced, and therefore improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the preparation method and the equipment of the magnesium acetyltaurine, which have the advantages of high quality of the prepared product, low energy consumption, safety and environmental protection.
The technical scheme of the invention is realized as follows: the preparation method of magnesium acetyltaurine comprises a reaction kettle, a microporous filter membrane, a reduced pressure distillation tower and an oven, and is characterized by comprising the following steps:
s1, synthetic magnesium taurate: adding 30kg of magnesium hydroxide into a reaction kettle at room temperature, adding 300L of water, and stirring to prepare magnesium hydroxide emulsion; dissolving 150kg of taurine in 1800L of water at room temperature to prepare a taurine solution; dropwise adding the prepared taurine solution into the prepared magnesium hydroxide emulsion until the emulsion is clear, then heating to 94-96 ℃, refluxing for 1-2 hours to complete the reaction, and cooling to 90 ℃ to obtain a magnesium taurate solution;
s2, acetylation: putting acetic anhydride into a reaction kettle to react with the magnesium taurate solution, and stirring until the acetic anhydride and the magnesium taurate solution completely react to obtain an acetyl magnesium taurate solution, wherein the mass ratio of the acetic anhydride to the magnesium taurate solution is 1: 15;
s3, decoloring: putting 2-3kg of activated carbon into a reaction kettle, keeping the temperature and stirring for 40 minutes, then leading out the reaction solution from the reaction kettle, and performing aseptic filtration through a microporous filter membrane to obtain magnesium acetyltaurate filtrate;
s4, distillation and concentration: putting the magnesium acetyltaurate filtrate into a reduced pressure distillation tower, carrying out reduced pressure distillation for 50 minutes, cooling to 3-5 ℃, and leading out the magnesium acetyltaurate filtrate after the reduced pressure distillation;
s5, separation and drying: drying the magnesium acetyltaurate filtrate after reduced pressure distillation for 2 hours at 95 ℃ by using an oven to obtain pure magnesium acetyltaurate powder.
By adopting the technical scheme, the magnesium taurate integrates the effects of taurine and magnesium, has the effects of helping infant brain development, nerve conduction and visual function improvement, calcium absorption and lipid substance digestion and absorption of taurine, and also has the effect of preventing a plurality of common diseases and frequently encountered diseases of magnesium, and the effect of the magnesium taurate is greatly higher than that of the magnesium taurate.
The invention also discloses equipment suitable for the preparation method of the magnesium acetyltaurate, which is characterized by comprising the following steps: the reation kettle includes the cauldron body, cauldron body upper end is equipped with the dog-house, cauldron body bottom is equipped with the discharge gate, be equipped with the bleeder valve on the discharge gate, cauldron body top is equipped with driving motor, the driving motor output is equipped with the drive shaft, the drive shaft lower extreme runs through and extends to the internal portion of cauldron behind the external wall of cauldron, the interval is equipped with a plurality of stirring leaf in the drive shaft, the internal bottom of cauldron is equipped with the heating pipe, be equipped with the pressure release pipe on the lateral wall of cauldron body, be equipped with the relief valve on the pressure release pipe.
By adopting the technical scheme, the feeding port is used for feeding materials, the discharge port is used for guiding out the materials with complete reaction, the discharge valve can control the opening and closing of the discharge port, the driving motor, the driving shaft and the stirring blades form a stirring mechanism, the driving motor is started to drive the driving shaft to rotate, the driving shaft drives the stirring blades to stir the materials, the stirring blades are arranged at intervals along the axial direction of the driving shaft, so that the materials are stirred more uniformly, the heating pipe is fixed at the bottom in the kettle body and heats the interior of the kettle body while stirring, the reaction rate of the materials is accelerated, the heating temperature of the heating pipe can be preset, the heating pipe stops heating after the preset temperature is reached, and the heating pipe is reheated when the temperature is reduced to a certain degree, so that the heating pipe can be prevented from working all the time, the energy is saved, the environment is protected, after the reaction, when preparing the magnesium hydroxide emulsion, the discharge valve is closed, a certain amount of magnesium hydroxide is put into the reaction kettle through the feed inlet, a proper amount of water is added, and simultaneously the heating pipe and the driving motor are started to ensure that the magnesium hydroxide and the water completely react, so that the magnesium hydroxide emulsion can be quickly prepared.
The invention is further configured to: the vacuum distillation tower comprises a tower body, a vertical tube type channel is arranged inside the tower body, a backflow liquid inlet pipe is arranged on the upper portion of the outer wall of the tower body, one end of the backflow liquid inlet pipe is communicated with the upper portion of the vertical tube type channel after penetrating through the outer wall of the tower body, a backflow liquid distributor is arranged below the vertical tube type channel, a plurality of backflow liquid distribution holes are distributed in the backflow liquid distributor, a heating layer is arranged on the inner wall of the tower body, a temperature sensor is arranged on the backflow liquid distributor, a condensation area is arranged below the backflow liquid distributor, a flow blocking plate is arranged below the condensation area, and a pressure regulating assembly used for regulating the pressure inside the tower body.
By adopting the technical scheme, when in use, the reflux liquid enters the vertical pipe type channel inside the tower body through the reflux liquid inlet pipe, and the liquid level pressure is formed in the vertical pipe type channel, and then the liquid level pressure is dispersed through the reflux liquid distribution holes on the reflux liquid distributor, the heating layer can heat the interior of the tower body, so that the gas phase substance stably rises, can make the inside temperature of partial backward flow liquid evaporation rise backward flow once more simultaneously, temperature sensor can the real-time supervision tower body, the cooperation zone of heating adjusts the temperature accurately, form good heating environment, the condensation zone can make partial gas condensation sink, it can slow down the speed that steam ascends to keep off the board, make the double-phase abundant contact of gas-liquid, the heat transfer efficiency is improved, the tower body bottom still is equipped with the raffinate export, the raffinate exports through the raffinate and leads to out the tower body, the inside atmospheric pressure of tower body can be adjusted to the pressure regulating subassembly at tower body top, ensure the normal clear of reaction.
The invention is further configured to: the oven comprises a box body, a box door is arranged on the side wall of the box body, a drying cavity is arranged in the box body, a drying table is arranged in the middle of the drying cavity, a rotating frame is arranged below the drying table, a stepping motor and a fixing seat are respectively arranged on two sides of the upper surface of the rotating frame, the output end of the stepping motor is connected with a lead screw, one end, away from the stepping motor, of the lead screw is connected with the fixing seat in a rotating mode, a moving frame is arranged between the stepping motor and the fixing seat in a sliding mode, a sleeve matched with the lead screw is arranged on the moving frame, the moving frame is connected with the lead screw in a transmission mode through the sleeve, an air heater is arranged on the moving frame, a rotating motor is arranged below the rotating frame.
By adopting the technical scheme, the material can be placed or taken out by opening the box door, the drying table is used for placing the material to be dried, one end of the screw rod is in transmission connection with the stepping motor, the other end of the screw rod is in transmission connection with the fixed seat, the stepping motor is started to drive the screw rod to rotate, the movable frame is arranged between the stepping motor and the fixed seat in a sliding manner, the screw rod is in transmission fit with the sleeve to provide power for the movable frame, the stepping motor can receive a pulse signal and rotates forwards or backwards along with the pulse signal, so that the movable frame moves back and forth horizontally between the stepping motor and the fixed seat, the hot air blower is fixed on the movable frame, the air outlet faces the drying table, so that the hot air blower is driven by the movable frame to uniformly change the position, all parts of the drying table are uniformly dried, then the rotating frame is along circumferential direction under the drive of axis of rotation, and the air heater still follows rotating frame circumferential direction on horizontal migration's basis like this, and the scope that makes hot-blast can blow is wider, compares with prior art, and this structure is dry even, has promoted drying effect, has improved holistic production efficiency.
The invention is further configured to: the kettle is characterized in that an automatic feeding assembly for precise feeding is further arranged at the upper end of the kettle body, the automatic feeding assembly comprises a liquid storage tank, a support frame is arranged at the bottom of the liquid storage tank, the lower end of the support frame is fixedly connected with the upper portion of the kettle body, a discharge pipe is arranged at the bottom of the liquid storage tank, a discharge control valve is arranged on the discharge pipe, a liquid flow meter is arranged below the discharge control valve, the lower end of the discharge pipe is connected with an infusion pump, a first connecting valve is arranged on one side of the infusion pump, which is away from the discharge pipe, the infusion pump is sequentially connected with the first connecting valve through a connecting pipe, a first fluid sensor is arranged on the first connecting valve, a feeding pipe is arranged on one side of the kettle body, which is away from a feeding port, the lower end of the feeding pipe is communicated with the interior of the kettle, the liquid storage pot upper end is equipped with the automatic subassembly of continuing the material that is used for continuing the material automatically when the storage is not enough.
By adopting the technical scheme, the liquid storage tank is fixed on the upper part of the kettle body through the support frame, acetic anhydride is stored in the liquid storage tank, when acetylation is carried out, the first connecting valve is connected with the second connecting valve, the amount of the acetic anhydride to be put into the liquid flow meter is preset, the discharge control valve is opened, the liquid transfer pump is started to extract the acetic anhydride, the acetic anhydride is led out of the liquid storage tank through the discharge pipe under the action of gravity and enters the kettle body after passing through the connecting pipe, the first connecting valve, the second connecting valve and the feed pipe in sequence under the action of the liquid transfer pump, the liquid flow meter is electrically connected with the discharge control valve, the liquid flow meter can measure the flow of the acetic anhydride, when the flow volume measured by the liquid flow meter reaches the preset value, the liquid flow meter sends an electric signal to the discharge control valve, the discharge control valve, when the acetic anhydride can't be sensed to the first fluid inductor on first connecting valve, the transfer pump is closed, first connecting valve can also adjust the size of flow with the second connecting valve, adjust the speed of adding acetic anhydride as required, make the reaction go on better, be equipped with automatic material components that continue on the liquid storage pot, when the acetic anhydride in the liquid storage pot is not enough, can continue to expect to the liquid storage pot through automatic material components that continue, throw the material with current manual work and compare, the material is accurate to this structure, can improve the quality of product, can reduce workman's intensity of labour, avoid workman's long-time contact acetic anhydride simultaneously, and is safer.
The invention is further configured to: the automatic feeding assembly comprises a feeding pipe, one end of the feeding pipe is communicated with the upper portion of the liquid storage tank, a feeding pump is arranged on the feeding pipe, a third electromagnetic valve is arranged at one end, away from the liquid storage tank, of the feeding pipe, a second fluid sensor is arranged on the feeding pipe, an alarm is arranged on the second fluid sensor, a low liquid level sensor is arranged at the lower portion inside the liquid storage tank, and a high liquid level sensor is arranged at the upper portion inside the liquid storage tank.
By adopting the technical scheme, the low liquid level sensor is arranged at the lower part in the liquid storage tank, the high liquid level sensor is arranged at the upper part in the liquid storage tank, the third electromagnetic valve is connected with the tank body for storing acetic anhydride in a workshop, when the liquid level in the liquid storage tank is lowered to trigger the low liquid level sensor, the material adding valve is opened, the material adding pump is started to pump the acetic anhydride into the liquid storage tank for adding the material to the liquid storage tank, when the liquid level in the liquid storage tank rises to trigger the high liquid level sensor, the material adding pump is closed, the third electromagnetic valve is closed, when the second fluid sensor can not sense the acetic anhydride in the material adding process, the material adding pump is closed, the third electromagnetic valve is closed, the alarm on the second fluid sensor gives an alarm to remind a worker of replacing the acetic anhydride tank body, compared with the prior art, the structure can realize automatic material adding, the automation degree is high, when the acetic anhydride in the tank body is completely pumped, the worker only needs to connect the third electromagnetic valve to a new acetic anhydride tank body, the continuous material pump is restarted to continue continuous material feeding, the contact time of the worker and the acetic anhydride is short, and the physical health is not affected.
The invention is further configured to: the box top is equipped with the circulating pipe, the drying chamber top is equipped with steam recovery fill, circulating pipe one end run through behind the box top outer wall with steam recovery fill top intercommunication, be equipped with the circulating pump on the circulating pipe, the circulating pipe is kept away from the one end that steam recovery was fought and is run through behind the box lateral wall with the drying chamber intercommunication, the circulating pipe is kept away from the one end that steam recovery was fought and is located the drying table top and slope towards the drying table.
Through adopting above-mentioned technical scheme, when the hot gas upwards flows to the box internal top in drying process, the hot gas can be dried the magnesium acetyltaurate on the drying station through the circulating pipe once more under the effect of circulating pump, narrow width under the hot gas recovery fill, be convenient for inhale the circulating pipe with the hot gas at the internal top of box on a large scale, the circulating pipe blows off the one end of hot gas and is located the drying station top, and the slope is towards the drying station, make the hot gas carry out the secondary drying to magnesium acetyltaurate better, compare with prior art, this structure is through utilizing the hot gas secondary, energy-concerving and environment-protective efficiency that has improved the drying simultaneously.
The invention is further configured to: the drying box is characterized in that the circulating pipe is provided with a drying box, the drying box is internally provided with water absorption cotton and a filter screen, the inner wall of the circulating pipe is provided with a heat preservation layer, the inner wall of the drying cavity of the box body is provided with a hot air guide plate, the hot air guide plate is positioned above the circulating pipe far away from one end of the hot air recovery hopper, and one side of the hot air guide plate extends downwards towards the drying table in.
Through adopting above-mentioned technical scheme, the drying cabinet sets up on the circulating pipe, can pass through the drying cabinet when steam passes through the circulating pipe, cotton that absorbs water in the drying cabinet can absorb the moisture in the steam, the filter screen can filter the dust impurity in the steam, the time hot gas is purer, avoid causing the influence to the drying of magnesium acetyltaurate, be equipped with the heat preservation on the circulating pipe inner wall, avoid the steam heat loss when passing through the circulating pipe, the slope of steam guide plate sets up downwards, can carry out the water conservancy diversion to the steam that blows off from the circulating pipe, make steam reach the drying stage along the steam guide plate, avoid the direct upflow of steam, can't carry out secondary drying to magnesium acetyltaurate, compared with the prior art, this structure makes secondary drying's effect better, high to the utilization ratio of heat energy, it is more energy-conce.
The invention is further configured to: the pressure regulating assembly comprises a three-way pipe, the three-way pipe comprises a first pipe body and a second pipe body which are mutually communicated, the first pipe body is communicated with the inside of the tower body, a pressure regulating chamber is arranged on one side of the second pipe body, a movable piston is arranged in the pressure regulating chamber, the piston divides the pressure regulating chamber into a first cavity and a second cavity, one end of the second pipe body is communicated with the first cavity, an air suction pump is arranged on one side of the second cavity and communicated with the second cavity, a first pressure regulating valve is arranged on the second pipe body, an air pressure sensor is arranged on the inner wall of the tower body, and a liquid crystal display is arranged on the outer wall of the tower.
By adopting the technical scheme, the first pipe body is communicated with the interior of the tower body, the first pipe body is communicated with the second pipe body, the second pipe body is communicated with the first cavity, the air suction pump is communicated with the second cavity, the liquid crystal display is respectively and electrically connected with the air pressure sensor, the first pressure regulating valve and the air suction pump, when the pressure of the tower body needs to be reduced, the air pressure value is preset on the liquid crystal display, the first pressure regulating valve is opened to ensure that the first cavity is communicated with the interior of the tower body, the air suction pump is opened to suck air, the air pressure in the second cavity is reduced, the air pressure in the first cavity is larger than the air pressure in the second cavity, so that the piston starts to move towards the direction of the second cavity, the volume of the first cavity is increased, the air pressures in the first cavity and the interior of the tower body are gradually reduced, the air pressure sensor can monitor the air pressure in the, first air-vent valve is closed, and the aspiration pump is closed, compares with prior art, and this structure can carry out real time monitoring to the inside atmospheric pressure value of tower body, and the pressure regulating precision is high, can guarantee that the inside atmospheric pressure of tower body reduces the accuracy for the quality of product is higher.
The invention is further configured to: the three-way pipe further comprises a third pipe body, the third pipe body is communicated with the first pipe body and the second pipe body, the third pipe body is communicated with the outside atmosphere, and a second pressure regulating valve is arranged on the third pipe body.
Through adopting above-mentioned technical scheme, the third body all communicates with first body and second body, and third body and external atmosphere intercommunication, when carrying out the decompression, the second air-vent valve is closed, after the reaction, the second pressure regulating valve is opened, the inside and external intercommunication of tower body this moment, the inside ability of tower body reaches the equilibrium with external atmospheric pressure very fast, avoid the inside and outside atmospheric pressure difference that exists of tower body, make the liquid material defective material be difficult to derive, compare with prior art, this simple structure, it is practical.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a reaction vessel according to an embodiment of the present invention.
FIG. 2 is a schematic view of a vacuum distillation column according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an oven structure in an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an automatic feeding assembly according to an embodiment of the present invention.
The labels in the figures are:
101-kettle body, 102-feeding port, 103-discharging port, 104-discharging valve, 105-driving motor, 106-driving shaft, 107-stirring blade, 108-heating pipe, 109-pressure relief pipe, 1010-pressure relief valve, 201-tower body, 202-vertical pipe type channel, 203-reflux liquid inlet pipe, 204-reflux liquid distributor, 205-reflux liquid distribution hole, 206-heating layer, 207-temperature sensor, 208-condensation zone, 209-baffle plate, 301-box body, 302-box door, 303-drying chamber, 304-drying platform, 305-rotating frame, 306-stepping motor, 307-fixing seat, 308-screw rod, 309-moving frame, 3010-sleeve, 3011-hot air blower, 3012-rotating motor, 3013-rotating shaft, 401-liquid storage tank, 402-support frame, 403-discharge pipe, 404-discharge control valve, 405-infusion pump, 406-liquid flowmeter, 407-first fluid sensor, 408-first connecting valve, 409-connecting pipe, 4010-feed pipe, 4011-second connecting valve, 4012-feeding pipe, 4013-feeding pump, 4014-third electromagnetic valve, 4015-low liquid level sensor, 4016-high liquid level sensor, 4017-second fluid sensor, 4018-alarm, 501-circulating pipe, 502-hot gas recovery hopper, 503-circulating pump, 504-drying box, 505-absorbent cotton, 506-heat preservation layer, 507-hot gas guide plate, 508-filter screen, 601-first pipe body, 602-second pipe body, 603-a third pipe, 6041-a first chamber, 6042-a second chamber, 605-a piston, 606-an air pump, 607-a first pressure regulating valve, 608-an air pressure sensor, 609-a liquid crystal display and 6010-a second pressure regulating valve.
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.
As shown in fig. 1 to 4, the invention discloses a preparation method of magnesium acetyltaurine, which comprises a reaction kettle, a microporous filter membrane, a reduced pressure distillation tower and an oven, and in the embodiment of the invention, the preparation method comprises the following steps:
s1, synthetic magnesium taurate: adding 30kg of magnesium hydroxide into a reaction kettle at room temperature, adding 300L of water, and stirring to prepare magnesium hydroxide emulsion; dissolving 150kg of taurine in 1800L of water at room temperature to prepare a taurine solution; dropwise adding the prepared taurine solution into the prepared magnesium hydroxide emulsion until the emulsion is clear, then heating to 94-96 ℃, refluxing for 1-2 hours to complete the reaction, and cooling to 90 ℃ to obtain a magnesium taurate solution;
s2, acetylation: putting acetic anhydride into a reaction kettle to react with the magnesium taurate solution, and stirring until the acetic anhydride and the magnesium taurate solution completely react to obtain an acetyl magnesium taurate solution, wherein the mass ratio of the acetic anhydride to the magnesium taurate solution is 1: 15;
s3, decoloring: putting 2-3kg of activated carbon into a reaction kettle, keeping the temperature and stirring for 40 minutes, then leading out the reaction solution from the reaction kettle, and performing aseptic filtration through a microporous filter membrane to obtain magnesium acetyltaurate filtrate;
s4, distillation and concentration: putting the magnesium acetyltaurate filtrate into a reduced pressure distillation tower, carrying out reduced pressure distillation for 50 minutes, cooling to 3-5 ℃, and leading out the magnesium acetyltaurate filtrate after the reduced pressure distillation;
s5, separation and drying: drying the magnesium acetyltaurate filtrate after reduced pressure distillation for 2 hours at 95 ℃ by using an oven to obtain pure magnesium acetyltaurate powder.
By adopting the technical scheme, the magnesium taurate integrates the effects of taurine and magnesium, has the effects of helping infant brain development, nerve conduction and visual function improvement, calcium absorption and lipid substance digestion and absorption of taurine, and also has the effect of preventing a plurality of common diseases and frequently encountered diseases of magnesium, and the effect of the magnesium taurate is greatly higher than that of the magnesium taurate.
The invention also discloses equipment suitable for the preparation method of the magnesium acetyltaurate, and in the specific embodiment of the invention: the reation kettle includes the cauldron body 101, cauldron body 101 upper end is equipped with dog-house 102, cauldron body 101 bottom is equipped with discharge gate 103, be equipped with bleeder valve 104 on the discharge gate 103, cauldron body 101 top is equipped with driving motor 105, driving motor 105 output is equipped with drive shaft 106, drive shaft 106 lower extreme runs through and extends to the cauldron body 101 inside behind the external wall of cauldron body 101, the interval is equipped with a plurality of stirring leaf 107 on the drive shaft 106, the bottom is equipped with heating pipe 108 in the cauldron body 101, be equipped with pressure relief pipe 109 on the cauldron body 101 lateral wall, be equipped with relief valve 1010 on the pressure relief pipe 109.
By adopting the above technical scheme, dog-house 102 is used for throwing in the material, discharge gate 103 is used for exporting the complete material of reaction, bleeder valve 104 can control opening and close of discharge gate 103, driving motor 105, drive shaft 106, stirring vane 107 constitutes rabbling mechanism, driving motor 105 starts to drive shaft 106 and rotates, drive shaft 106 drives stirring vane 107 and stirs the material, stirring vane 107 has a plurality ofly and sets up along drive shaft 106 axial interval, make the stirring of material more even, heating pipe 108 is fixed at the bottom in cauldron body 101, heating pipe 108 heats the cauldron body 101 inside while stirring, accelerate the reaction rate of material, the heating temperature of heating pipe 108 can be preset, heating pipe 108 stops heating after reaching preset temperature, when the temperature reduces to a certain degree, heating pipe 108 heats once more, can avoid heating pipe 108 to work all the time like this, it is more energy-conserving, The method is environment-friendly, after the reaction is finished, the pressure release valve 1010 is opened, the kettle body 101 can be rapidly decompressed through the pressure release pipe 109, when the magnesium hydroxide emulsion is prepared, the discharge valve 104 is closed firstly, quantitative magnesium hydroxide is put into the reaction kettle through the feed opening 102, a proper amount of water is added, and meanwhile, the heating pipe 108 and the starting drive motor 105 are opened to enable the magnesium hydroxide to be completely reacted with the water, so that the magnesium hydroxide emulsion can be rapidly prepared.
In a specific embodiment of the invention: the reduced pressure distillation tower includes tower body 201, tower body 201 is inside to be equipped with vertical tube passageway 202, tower body 201 outer wall upper portion is equipped with the backward flow liquid and lets in pipe 203, the backward flow liquid lets in pipe 203 one end and runs through behind the tower body 201 outer wall with vertical tube passageway 202 upper portion intercommunication, vertical tube passageway 202 below is equipped with backward flow liquid distributor 204, it has a plurality of backward flow liquid distribution hole 205 to distribute on the backward flow liquid distributor 204, be equipped with zone of heating 206 on the tower body 201 inner wall, be equipped with temperature sensor 207 on the backward flow liquid distributor 204, backward flow liquid distributor 204 below is equipped with condensation zone 208, condensation zone 208 below is equipped with keeps off and flows board 209, tower body 201 top is equipped with the pressure regulating subassembly that is used for the inside pressure regulating.
By adopting the above technical scheme, when in use, the reflux enters the vertical tubular passage 202 inside the tower body 201 through the reflux inlet pipe 203, and is accumulated in the vertical tubular passage 202 to form liquid level pressure, and is dispersed through the reflux distribution holes 205 on the reflux distributor 204, the heating layer 206 can heat the inside of the tower body 201, so that gas phase substances stably rise, and simultaneously, part of the reflux can be evaporated and rise again to flow back, the temperature sensor 207 can monitor the temperature inside the tower body 201 in real time, the temperature can be adjusted accurately by matching with the heating layer 206 to form a good heating environment, the condensing area 208 can condense and sink part of gas, the baffle 209 can slow down the ascending speed of steam, so that the gas phase and the liquid phase are in full contact, the heat transfer efficiency is improved, the bottom of the tower body 201 is also provided with a residual liquid outlet, the residual liquid passes through the tower body 201 through the residual liquid outlet, the pressure adjusting component at the top, ensure the normal running of the reaction.
In a specific embodiment of the invention: the oven comprises an oven body 301, a door 302 is arranged on the side wall of the oven body 301, a drying cavity 303 is arranged in the oven body 301, a drying platform 304 is arranged in the middle of the drying cavity 303, a rotating frame 305 is arranged below the drying platform 304, a stepping motor 306 and a fixed seat 307 are respectively arranged on two sides of the upper surface of the rotating frame 305, the output end of the stepping motor 306 is connected with a screw rod 308, one end of the screw rod 308 far away from the stepping motor 306 is rotationally connected with a fixed seat 307, a moving frame 309 is arranged between the stepping motor 306 and the fixed seat 307 in a sliding way, a sleeve 3010 matched with the screw rod 308 is arranged on the moving frame 309, the moving frame 309 is in transmission connection with the screw rod 308 through a sleeve 3010, an air heater 3011 is arranged on the moving frame 309, a rotary motor 3012 is arranged below the rotating frame 305, a rotary shaft 3013 is arranged at the output end of the rotary motor 3012, one end of the rotating shaft 3013, which is far away from the rotating motor 3012, is fixedly connected to the middle of the bottom surface of the rotating frame 305.
By adopting the technical scheme, when the box door 302 is opened, materials can be placed or taken out, the drying platform 304 is used for placing the materials to be dried, one end of the screw rod 308 is in transmission connection with the stepping motor 306, the other end of the screw rod 308 is in rotation connection with the fixed seat 307, the stepping motor 306 is started to drive the screw rod 308 to rotate, the moving frame 309 is arranged between the stepping motor 306 and the fixed seat 307 in a sliding way, the screw rod 308 and the sleeve 3010 are in transmission fit to provide power for the moving frame 309, the stepping motor 306 can receive a pulse signal and rotate forwards or backwards along with the pulse signal, so that the moving frame 309 horizontally moves back and forth between the stepping motor 306 and the fixed seat 307, the hot air heater 3011 is fixed on the moving frame 309, the air outlet faces towards the drying platform 304, so that the position of the hot air heater 3011 is uniformly changed under the, drive axis of rotation 3013 and rotate, axis of rotation 3013 upper end is connected with rotating turret 305 bottom surface middle part, so rotating turret 305 is along circumferential direction under the drive of axis of rotation 3013, and air heater 3011 still follows rotating turret 305 circumferential direction on horizontal migration's basis like this, makes the scope that hot-blast can blow wider, compares with prior art, and this structure is dry even, has promoted drying effect, has improved holistic production efficiency.
In a specific embodiment of the invention: the kettle body 101 upper end still is equipped with the automatic material conveying subassembly that is used for accurate reinforced, the automatic material conveying subassembly includes liquid storage pot 401, liquid storage pot 401 bottom is equipped with support frame 402, support frame 402 lower extreme and kettle body 101 upper portion fixed connection, liquid storage pot 401 bottom is equipped with discharging pipe 403, be equipped with ejection of compact control valve 404 on the discharging pipe 403, ejection of compact control valve 404 below is equipped with fluidflowmeter 406, discharging pipe 403 lower extreme is connected with transfer pump 405, one side that discharging pipe 403 was kept away from to transfer pump 405 is equipped with first connecting valve 408, transfer pump 405 connects gradually through connecting pipe 409 with first connecting valve 408, be equipped with first fluid inductor 407 on the first connecting valve 408, one side that dog-house 102 was kept away from to kettle body 101 upper end is equipped with inlet pipe 4010, inlet pipe 4010 lower extreme and the inside intercommunication of kettle body 101, inlet pipe 4010 upper end is equipped with second connecting valve 4011 of mutually supporting with first connecting, first connecting valve 408 and second connecting valve 4011 fixed connection, liquid storage pot 401 upper end is equipped with the automatic subassembly of continuing the material that is used for automatic continuation of material when the storage is not enough.
By adopting the technical scheme, the liquid storage tank 401 is fixed on the upper part of the kettle body 101 through the support frame 402, acetic anhydride is stored in the liquid storage tank 401, when acetylation is carried out, the first connecting valve 408 is connected with the second connecting valve 4011, the amount of acetic anhydride to be added is preset on the liquid flow meter 406, the discharge control valve 404 is opened, the liquid transfer pump 405 starts to extract acetic anhydride, acetic anhydride is discharged out of the liquid storage tank 401 through the discharge pipe 403 under the action of gravity and enters the kettle body 101 after passing through the connecting pipe 409, the first connecting valve 408, the second connecting valve 4011 and the feed pipe 4010 in sequence under the action of the liquid transfer pump 405, the liquid flow meter 406 is electrically connected with the discharge control valve 404, the liquid flow meter 406 can measure the flow of the acetic anhydride, when the flow volume measured by the liquid flow meter 406 reaches the preset value, the liquid flow meter 406 sends an electric signal to the, transfer pump 405 continues work and exports into cauldron body 101 with remaining acetic anhydride in connecting pipe 409, when first fluid inductor 407 on first connecting valve 408 can't sense acetic anhydride, transfer pump 405 closes, first connecting valve 408 and second connecting valve 4011 can also adjust the size of flow, adjust the speed of adding acetic anhydride as required, make the reaction go on better, be equipped with automatic material continuing subassembly on the liquid storage pot 401, when the acetic anhydride in the liquid storage pot 401 is not enough, can continue to expect to liquid storage pot 401 through automatic material continuing subassembly, throw the material with current manual work and compare, the material is accurate in this structure, can improve the quality of product, can reduce workman's intensity of labour, avoid the workman to contact acetic anhydride for a long time simultaneously, it is safer.
In a specific embodiment of the invention: automatic material feeding assembly is including continuing material pipe 4012, it communicates with liquid storage pot 401 upper portion to continue material pipe 4012 one end, it is equipped with continuous material pump 4013 on the material pipe 4012 to continue, the one end that liquid storage pot 401 was kept away from to continuation material pipe 4012 is equipped with third solenoid valve 4014, it is equipped with second fluid sensor 4017 on the material pipe 4012 to continue, be equipped with siren 4018 on the second fluid sensor 4017, the lower part is equipped with low level sensor 4015 in the liquid storage pot 401, upper portion is equipped with high level sensor 4016 in the liquid storage pot 401.
By adopting the technical scheme, the low liquid level sensor 4015 is arranged at the lower part in the liquid storage tank 401, the high liquid level sensor 4016 is arranged at the upper part in the liquid storage tank 401, the third electromagnetic valve 4014 is connected with a tank body for storing acetic anhydride in a workshop, when the liquid level in the liquid storage tank 401 is lowered to trigger the low liquid level sensor 4015, the material adding valve is opened, the material adding pump 4013 is started to pump the acetic anhydride into the liquid storage tank 401 for adding the material to the liquid storage tank 401, when the liquid level in the liquid storage tank 401 rises to trigger the high liquid level sensor 4016, the material adding pump 4013 is closed, the third electromagnetic valve 4014 is closed, the alarm 4018 on the second fluid sensor 4017 gives an alarm to remind workers of replacing the new acetic anhydride tank body, compared with the prior art, the structure can realize automatic material adding and has high automation degree, after the acetic anhydride in the tank body is pumped, an alarm is given to remind a worker and the material adding pump 4013 is automatically stopped, the worker only needs to connect the third electromagnetic valve 4014 to a new acetic anhydride tank body, the material adding pump 4013 is restarted to continue adding materials, the contact time of the worker and the acetic anhydride is short, and the physical health is not influenced.
In a specific embodiment of the invention: the top of box 301 is equipped with circulating pipe 501, dry chamber 303 top is equipped with steam recovery fill 502, circulating pipe 501 one end run through behind the outer wall of box 301 top with steam recovery fill 502 top intercommunication, be equipped with circulating pump 503 on the circulating pipe 501, circulating pipe 501 keeps away from steam recovery fill 502 one end run through behind the box 301 lateral wall with dry chamber 303 intercommunication, the circulating pipe 501 keeps away from the one end that steam recovery fill 502 is located dry station 304 top and slope towards dry station 304.
Through adopting above-mentioned technical scheme, when the hot gas upwards flows to the interior top of box 301 in dry process, the hot gas can be under circulating pump 503's effect through circulating pipe 501 again to the magnesium acetyltaurate on the drying station 304 dry, the narrow width down on the hot gas recovery fill 502, be convenient for inhale circulating pipe 501 with the hot gas at the top in the box 301 on a large scale, circulating pipe 501 blows off the one end of hot gas and is located the drying station 304 top, and the slope is towards drying station 304, make the hot gas carry out the secondary drying to magnesium acetyltaurate better, compare with prior art, this structure is through utilizing the hot gas secondary, energy-concerving and environment-protective has improved dry efficiency simultaneously.
In a specific embodiment of the invention: be equipped with drying cabinet 504 on the circulating pipe 501, be equipped with cotton 505 and filter screen 508 of absorbing water in the drying cabinet 504, be equipped with heat preservation 506 on the circulating pipe 501 inner wall, be equipped with steam guide plate 507 on the box 301 drying chamber 303 inner wall, steam guide plate 507 is located circulating pipe 501 and keeps away from the top of steam recovery fill 502 one end, steam guide plate 507 one side is towards the slope downwardly extending of drying table 304.
By adopting the technical scheme, the drying box 504 is arranged on the circulating pipe 501, when hot air passes through the circulating pipe 501, the hot air passes through the drying box 504, the absorbent cotton 505 in the drying box 504 can absorb moisture in the hot air, the filter screen 508 can filter dust and impurities in the hot air, the hot air is purer, the influence on the drying of the magnesium acetyltaurate is avoided, the heat insulation layer 506 is arranged on the inner wall of the circulating pipe 501, the heat loss of the hot air when the hot air passes through the circulating pipe 501 is avoided, the hot air guide plate 507 is arranged downwards in an inclined manner, the hot air blown out from the circulating pipe 501 can be guided to reach the drying platform 304 along the hot air guide plate 507, so that the phenomenon that the hot air directly flows upwards and cannot carry out secondary drying on the magnesium acetyltaurate is avoided, the structure has better secondary drying effect, high utilization rate of heat energy, and is more energy-saving and environment-friendly.
In a specific embodiment of the invention: the pressure regulating assembly comprises a three-way pipe, the three-way pipe comprises a first pipe body 601 and a second pipe body 602 which are mutually communicated, the first pipe body 601 is communicated with the inside of the tower body 201, a pressure regulating chamber is arranged on one side of the second pipe body 602, a movable piston 605 is arranged in the pressure regulating chamber, the piston 605 separates the pressure regulating chamber into a first cavity 6041 and a second cavity 6042, one end of the second pipe body 602 is communicated with the first cavity 6041, an air suction pump 606 is arranged on one side of the second cavity 6042, the air suction pump 606 is communicated with the second cavity 6042, a first pressure regulating valve 607 is arranged on the second pipe body 602, an air pressure sensor 608 is arranged on the inner wall of the tower body 201, and a liquid crystal display 609 is arranged on the outer.
By adopting the above technical scheme, the first pipe 601 is communicated with the interior of the tower 201, the first pipe 601 is communicated with the second pipe 602, the second pipe 602 is communicated with the first chamber 6041, the air pump 606 is communicated with the second chamber 6042, the liquid crystal display 609 is respectively electrically connected with the air pressure sensor 608, the first pressure regulating valve 607 and the air pump 606, when the tower 201 needs to be decompressed, the air pressure value is preset on the liquid crystal display 609, the first pressure regulating valve 607 is opened to enable the first chamber 6041 to be communicated with the interior of the tower 201, the air pump 606 is opened to pump air, the air pressure in the second chamber 6042 is reduced, the air pressure in the first chamber 6041 is greater than the air pressure in the second chamber 6042, so that the piston 605 starts to move towards the direction of the second chamber 6042, the volume of the first chamber 6041 is increased, the air pressures in the first chamber 6041 and the tower 201 are gradually reduced, the air pressure sensor 608 can monitor the air pressure in the tower 201, and the numerical value is transmitted to the liquid crystal display 609, when the real-time monitoring is carried out until the preset value is reached, the first pressure regulating valve 607 is closed, and the air suction pump 606 is closed.
In a specific embodiment of the invention: the three-way pipe further comprises a third pipe body 603, the third pipe body 603 is communicated with the first pipe body 601 and the second pipe body 602, the third pipe body 603 is communicated with the outside atmosphere, and a second pressure regulating valve 6010 is arranged on the third pipe body 603.
Through adopting above-mentioned technical scheme, third body 603 all communicates with first body 601 and second body 602, and third body 603 and external atmosphere intercommunication, when carrying out the decompression, second air-vent valve 6010 is closed, after the reaction, second air-vent valve 6010 is opened, the inside and external intercommunication of tower body 201 this moment, the inside atmospheric pressure that can reach the equilibrium with external atmospheric pressure very fast of tower body 201, avoid the inside and outside atmospheric pressure difference that exists of tower body 201, make the liquid material defective material be difficult to derive, compared with the prior art, this simple structure, it is practical.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The preparation method of magnesium acetyltaurine comprises a reaction kettle, a microporous filter membrane, a reduced pressure distillation tower and an oven, and is characterized by comprising the following steps:
s1, synthetic magnesium taurate: adding 30kg of magnesium hydroxide into a reaction kettle at room temperature, adding 300L of water, and stirring to prepare magnesium hydroxide emulsion; dissolving 150kg of taurine in 1800L of water at room temperature to prepare a taurine solution; dropwise adding the prepared taurine solution into the prepared magnesium hydroxide emulsion until the emulsion is clear, then heating to 94-96 ℃, refluxing for 1-2 hours to complete the reaction, and cooling to 90 ℃ to obtain a magnesium taurate solution;
s2, acetylation: putting acetic anhydride into a reaction kettle to react with the magnesium taurate solution, and stirring until the acetic anhydride and the magnesium taurate solution completely react to obtain an acetyl magnesium taurate solution, wherein the volume ratio of the acetic anhydride to the magnesium taurate solution is 1: 15;
s3, decoloring: putting 2-3kg of activated carbon into a reaction kettle, keeping the temperature and stirring for 40 minutes, then leading out the reaction solution from the reaction kettle, and performing aseptic filtration through a microporous filter membrane to obtain magnesium acetyltaurate filtrate;
s4, distillation and concentration: putting the magnesium acetyltaurate filtrate into a reduced pressure distillation tower, carrying out reduced pressure distillation for 50 minutes, cooling to 3-5 ℃, and leading out the magnesium acetyltaurate filtrate after the reduced pressure distillation;
s5, separation and drying: drying the magnesium acetyltaurate filtrate after reduced pressure distillation for 2 hours at 95 ℃ by using an oven to obtain pure magnesium acetyltaurate powder.
2. An apparatus suitable for the method of manufacturing magnesium acetyltaurate according to claim 1, characterized in that: the reation kettle includes the cauldron body, cauldron body upper end is equipped with the dog-house, cauldron body bottom is equipped with the discharge gate, be equipped with the bleeder valve on the discharge gate, cauldron body top is equipped with driving motor, the driving motor output is equipped with the drive shaft, the drive shaft lower extreme runs through and extends to the internal portion of cauldron behind the external wall of cauldron, the interval is equipped with a plurality of stirring leaf in the drive shaft, the internal bottom of cauldron is equipped with the heating pipe, be equipped with the pressure release pipe on the lateral wall of cauldron body, be equipped with the relief valve on the pressure release pipe.
3. The apparatus for preparing magnesium acetyltaurate according to claim 2, characterized in that: the vacuum distillation tower comprises a tower body, a vertical tube type channel is arranged inside the tower body, a backflow liquid inlet pipe is arranged on the upper portion of the outer wall of the tower body, one end of the backflow liquid inlet pipe is communicated with the upper portion of the vertical tube type channel after penetrating through the outer wall of the tower body, a backflow liquid distributor is arranged below the vertical tube type channel, a plurality of backflow liquid distribution holes are distributed in the backflow liquid distributor, a heating layer is arranged on the inner wall of the tower body, a temperature sensor is arranged on the backflow liquid distributor, a condensation area is arranged below the backflow liquid distributor, a flow blocking plate is arranged below the condensation area, and a pressure regulating assembly used for regulating the pressure inside the tower body.
4. The apparatus for preparing magnesium acetyltaurate according to claim 3, characterized in that: the oven comprises a box body, a box door is arranged on the side wall of the box body, a drying cavity is arranged in the box body, a drying table is arranged in the middle of the drying cavity, a rotating frame is arranged below the drying table, a stepping motor and a fixing seat are respectively arranged on two sides of the upper surface of the rotating frame, the output end of the stepping motor is connected with a lead screw, one end, away from the stepping motor, of the lead screw is connected with the fixing seat in a rotating mode, a moving frame is arranged between the stepping motor and the fixing seat in a sliding mode, a sleeve matched with the lead screw is arranged on the moving frame, the moving frame is connected with the lead screw in a transmission mode through the sleeve, an air heater is arranged on the moving frame, a rotating motor is arranged below the rotating frame.
5. The apparatus for preparing magnesium acetyltaurate according to claim 4, characterized in that: the kettle is characterized in that an automatic feeding assembly for precise feeding is further arranged at the upper end of the kettle body, the automatic feeding assembly comprises a liquid storage tank, a support frame is arranged at the bottom of the liquid storage tank, the lower end of the support frame is fixedly connected with the upper portion of the kettle body, a discharge pipe is arranged at the bottom of the liquid storage tank, a discharge control valve is arranged on the discharge pipe, a liquid flow meter is arranged below the discharge control valve, the lower end of the discharge pipe is connected with an infusion pump, a first connecting valve is arranged on one side of the infusion pump, which is away from the discharge pipe, the infusion pump is sequentially connected with the first connecting valve through a connecting pipe, a first fluid sensor is arranged on the first connecting valve, a feeding pipe is arranged on one side of the kettle body, which is away from a feeding port, the lower end of the feeding pipe is communicated with the interior of the kettle, the liquid storage pot upper end is equipped with the automatic subassembly of continuing the material that is used for continuing the material automatically when the storage is not enough.
6. The apparatus for preparing magnesium acetyltaurate according to claim 5, characterized in that: the automatic feeding assembly comprises a feeding pipe, one end of the feeding pipe is communicated with the upper portion of the liquid storage tank, a feeding pump is arranged on the feeding pipe, a third electromagnetic valve is arranged at one end, away from the liquid storage tank, of the feeding pipe, a second fluid sensor is arranged on the feeding pipe, an alarm is arranged on the second fluid sensor, a low liquid level sensor is arranged at the lower portion inside the liquid storage tank, and a high liquid level sensor is arranged at the upper portion inside the liquid storage tank.
7. The apparatus for preparing magnesium acetyltaurate according to claim 6, characterized in that: the box top is equipped with the circulating pipe, the drying chamber top is equipped with steam recovery fill, circulating pipe one end run through behind the box top outer wall with steam recovery fill top intercommunication, be equipped with the circulating pump on the circulating pipe, the circulating pipe is kept away from the one end that steam recovery was fought and is run through behind the box lateral wall with the drying chamber intercommunication, the circulating pipe is kept away from the one end that steam recovery was fought and is located the drying table top and slope towards the drying table.
8. The apparatus for preparing magnesium acetyltaurate according to claim 7, characterized in that: the drying box is characterized in that the circulating pipe is provided with a drying box, the drying box is internally provided with water absorption cotton and a filter screen, the inner wall of the circulating pipe is provided with a heat preservation layer, the inner wall of the drying cavity of the box body is provided with a hot air guide plate, the hot air guide plate is positioned above the circulating pipe far away from one end of the hot air recovery hopper, and one side of the hot air guide plate extends downwards towards the drying table in.
9. The apparatus for preparing magnesium acetyltaurate according to claim 8, characterized in that: the pressure regulating assembly comprises a three-way pipe, the three-way pipe comprises a first pipe body and a second pipe body which are mutually communicated, the first pipe body is communicated with the inside of the tower body, a pressure regulating chamber is arranged on one side of the second pipe body, a movable piston is arranged in the pressure regulating chamber, the piston divides the pressure regulating chamber into a first cavity and a second cavity, one end of the second pipe body is communicated with the first cavity, an air suction pump is arranged on one side of the second cavity and communicated with the second cavity, a first pressure regulating valve is arranged on the second pipe body, an air pressure sensor is arranged on the inner wall of the tower body, and a liquid crystal display is arranged on the outer wall of the tower.
10. The apparatus for preparing magnesium acetyltaurate according to claim 9, characterized in that: the three-way pipe further comprises a third pipe body, the third pipe body is communicated with the first pipe body and the second pipe body, the third pipe body is communicated with the outside atmosphere, and a second pressure regulating valve is arranged on the third pipe body.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379868A (en) * | 2023-12-12 | 2024-01-12 | 山西裕英永旭新材料有限责任公司 | Filter pressing tank |
| CN117482850A (en) * | 2024-01-03 | 2024-02-02 | 山西格瑞思科技有限公司 | Processing equipment for hollow fiber gas membrane material polyimide |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1887862A (en) * | 2006-07-19 | 2007-01-03 | 江阴南极星生物制品有限公司 | Synthesis of magnesium taurylate |
| CN204602181U (en) * | 2015-03-02 | 2015-09-02 | 河北国晨化工有限公司 | A kind of reactor with automatic charging device produced in pivaloyl chloride technique |
| CN204865038U (en) * | 2015-06-17 | 2015-12-16 | 宁波大学 | Automatic distillation column that adjusts temperature |
| US20180017460A1 (en) * | 2015-01-24 | 2018-01-18 | Setra Systems, Inc. | A system and method for callibrating and controlling pressure |
| CN207271258U (en) * | 2017-09-26 | 2018-04-27 | 江西华晨香料化工有限公司 | A kind of voltage stabilizing reaction kettle with automatic feeding system |
| CN207991123U (en) * | 2018-02-02 | 2018-10-19 | 云南众测检测技术服务有限公司 | A kind of electric drying oven with forced convection that performance is stablized |
| BE1026955B1 (en) * | 2019-06-11 | 2020-08-04 | Synapharm Ind Synthesis | Manufacturing process of magnesium N-acetyl-taurinate |
-
2020
- 2020-09-16 CN CN202010972514.9A patent/CN112047862A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1887862A (en) * | 2006-07-19 | 2007-01-03 | 江阴南极星生物制品有限公司 | Synthesis of magnesium taurylate |
| US20180017460A1 (en) * | 2015-01-24 | 2018-01-18 | Setra Systems, Inc. | A system and method for callibrating and controlling pressure |
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