Liquid material refining reaction device

Abstract

The utility model discloses a liquid material refining reaction device which comprises a reaction liquid preparation unit and further comprises a material refining unit connected with the reaction liquid preparation unit. The first supply unit is used for supplying a reaction solvent to the material refining unit and is connected with the material refining unit; the second supply unit is used for supplying hydrochloric acid to the material refining unit and is connected with the material refining unit; the cooling unit is used for cooling the material refining unit in the reaction process and is connected with the material refining unit; and the gas suction unit is used for sucking gas generated in the reaction process of the material refining unit and is connected with the material refining unit. According to the utility model, refined amino acid solution can be obtained.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical product preparation technical field, concretely relates to a liquid material refining reaction device. BACKGROUND

[0002] Amino acids are usually white solid powders, soluble in water. But due to the structure, R group and other differences, they have different properties, such as isoelectric point, optical activity, etc. The basic physical properties of amino acids include melting point, boiling point, solubility, etc. The specific value depends on the specific amino acid species. Chemically, amino acids have amino and carboxyl groups, can undergo acid-base neutralization reaction, and can also participate in the formation of peptide bond, and may dissociate in acid-base environment.

[0003] In addition to building proteins, amino acids also participate in metabolic processes in the body, regulate physiological functions, etc. In the pharmaceutical field, amino acids are used as raw materials or excipients for drugs; in the food field, amino acids are added to food to enhance nutritional value; in the chemical industry, amino acids can be used to synthesize other compounds.

[0004] CN222325169U discloses an amino acid condensation reaction device, which adds raw materials to the reaction kettle through the raw material feeding port, starts the stirrer on the reaction kettle, controls the solution temperature after the tertiary butyl carbonate and liquid alkali are added into the reaction kettle, until the reaction is completed, and the amino acid solution is obtained. However, the amino acid solution prepared by the above-mentioned equipment and process is a crude amino acid product. In some fields, customers need to use refined amino acids. Therefore, the task at present is to modify or improve the above-mentioned equipment and process to meet the needs of customers. UTILITY MODEL CONTENT

[0005] The utility model provides a kind of liquid material refining reaction device, and the utility model can obtain refined amino acid solution.

[0006] The technical scheme solving the above problems is as follows:

[0007] Liquid material refining reaction device, including reaction liquid preparation unit, further comprising:

[0008] Material refining unit, material refining unit is connected with reaction liquid preparation unit;

[0009] The first supply unit supplies reaction solvent to the material refining unit, and the first supply unit is connected with the material refining unit;

[0010] The second supply unit supplies hydrochloric acid to the material refining unit, and the second supply unit is connected with the material refining unit;

[0011] Cooling unit for cooling material refining unit during reaction, and the cooling unit is connected with the material refining unit;

[0012] The gas suction unit is connected with the material refining unit.

[0013] The utility model discloses on the basis of background art, through the additional material refining unit, first supply unit, second supply unit, cooling unit, combine to relevant process control, make crude amino acid solution conversion to refined amino acid solution to satisfy customer demand. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the schematic diagram of liquid material refining reaction device in the utility model.

[0015] Figure 2 It is the enlarged view of reaction liquid preparation unit in Figure 1 .

[0016] Figure 3 It is the enlarged view of material refining unit in Figure 1 .

[0017] Figure 4 It is the first supply unit enlarged view in Figure 1 .

[0018] Figure 5 It is the second supply unit enlarged view in Figure 1 .

[0019] Figure 6 It is the cooling unit enlarged view in Figure 1 .

[0020] Figure 7 It is the gas condensing unit enlarged view in Figure 1 .

[0021] Markings in the drawings:

[0022] Reaction liquid preparation unit A, reaction kettle 1, first jacket 1a, amino acid feeding port 1b, cooling space 1c, common feeding port 1d, first exhaust port 1e, first exhaust valve 2, liquid alkali high tank 3, third exhaust port 3a, first suction port 3b, tertiary butyl carbonate storage tank 4, pump 5, tertiary butyl carbonate high tank 6, second exhaust port 6a, tail gas absorption assembly 7, first valve 8, second valve 9, third valve 10, fourth valve 11, fifth valve 12, first pipeline fire arrester 13, sixth valve 14, seventh valve 15, output control valve 16, refrigerated brine water supply unit BRS, refrigerated brine water return unit BRR.

[0023] Material refining unit B, refining kettle 20, stirrer 21a, first inlet 21, first exhaust connection component 22, first output component 23, second jacket 24, second water inlet 25, second water outlet 26, gas exhaust port 27, temperature sensor 28.

[0024] First supply unit C, storage tank 31, feed pump 32, first control valve 33.

[0025] Second supply unit D, hydrochloric acid feeder 40, high tank 41, second control valve 42, liquid level detector 43, third control valve 44, fourth control valve 45, fifth control valve 46, eleventh control valve 47.

[0026] Cooling unit E, sixth control valve 51, seventh control valve 52, eighth control valve 53, ninth control valve 54, pressure gas supply component 55, gas supply valve 56, cooling water feeder CWS, cooling water return device CWR.

[0027] Gas suction unit F, gas condensation unit G, condenser 61, receiving tank 62, tenth control valve 63. DETAILED DESCRIPTION

[0028] The utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0029] As Figures 1 to 7 shown, the liquid material refining reaction device of the utility model, including reaction liquid preparation unit A, material refining unit B, first supply unit C second supply unit D, cooling cooling unit E, gas suction unit F, gas condensation unit G, the following to each part and the relationship between them are described in detail.

[0030] Reaction liquid preparation unit A includes reaction kettle 1 configured with stirrer, first exhaust valve 2, liquid alkali high tank 3, tert-butyl carbonate storage tank 4, pump 5, tert-butyl carbonate high tank 6, tail gas absorption component 7, first valve 8, second valve 9, third valve 10, refrigerated brine water unit BRS, refrigerated brine return unit BRR, fourth valve 11, fifth valve 12, the following to each part and the structure between them are described in detail:

[0031] The first jacket 1a is arranged on the reaction kettle 1, and a cooling space 1c is formed between the reaction kettle 1 and the first jacket 1a, and the first jacket 1a is provided with a first water inlet and a first water return port, the chilled brine water supply unit BRS is connected to one end of the fourth valve 11, the other end of the fourth valve 11 is connected to the first water inlet of the first jacket 1a, the chilled brine water return unit BRR is connected to one end of the fifth valve 12, and the other end of the fifth valve 12 is connected to the first water return port of the first jacket 1a.

[0032] The reaction kettle 1 is provided with an amino acid feeding port 1b, and the amino acid can be fed into the reaction kettle 1 through the amino acid feeding port 1b. The reaction kettle 1 is provided with a common feeding port 1d and a first exhaust port 1e, and the common feeding port 1d is used for feeding liquid alkali and tert-butyl carbonate. The reaction kettle 1 is provided with a temperature sensor for detecting the temperature of the solution in the reaction kettle 1, and the temperature sensor is connected to an electrical controller, and the electrical controller is also connected to a cooling water supply unit CWS and a cooling water return unit CWR, so as to facilitate the control of the temperature of the solution in the reaction kettle 1.

[0033] The output end of the liquid alkali head tank 3 is connected to one end of the first valve 8, and the other end of the first valve 8 is connected to the common feeding port 1d. The liquid level sensor is arranged on the liquid alkali head tank 3.

[0034] The tert-butyl carbonate storage tank 4 is connected to the input end of the pump 5, the output end of the pump 5 is connected to the input end of the tert-butyl carbonate head tank 6, and the pump 5 preferably adopts a diaphragm pump. The output end of the tert-butyl carbonate head tank 6 is connected to one end of the first valve 8, one end of the second valve 9 is connected to the common feeding port 1d, and the other end of the second valve 9 is connected to a process water supply unit PWS. The first valve 8 and the second valve 9 both preferably adopt ball valves, and the process water in the utility model is tap water or deionized water. The liquid level sensor is arranged on the tert-butyl carbonate head tank 6.

[0035] One end of the first exhaust valve 2 is connected to the first exhaust port 1e, and the other end of the first exhaust valve 2 is connected to a gas recovery unit F, and the gas recovery unit F is a vacuum gas extraction system. The structure of the vacuum gas extraction system is a prior art, and will not be described here.

[0036] The first exhaust valve 2 preferably adopts a ball valve, one end of the third valve 10 is connected to the first exhaust port 1e, the third valve 10 preferably adopts a ball valve, the other end of the third valve 10 is connected to the tail gas absorption assembly 7, and a fire arrestor 10a is arranged between the third valve 10 and the tail gas absorption assembly 7. The tail gas absorption assembly 7 is a prior art, and will not be described here.

[0037] The tertiary butyl carbonate high tank 6 is provided with a second exhaust port 6a, and further comprises a first pipeline flame arrester 13, one end of which is connected with the second exhaust port 6a, and the other end of which is connected with the tail gas absorption assembly 7. After gas is generated in the tertiary butyl carbonate high tank 6, the first pipeline flame arrester 13 is opened, and the gas flows through the first pipeline flame arrester 13 and is absorbed by the tail gas absorption assembly 7.

[0038] The liquid alkali high tank 3 is provided with a third exhaust port 3a, and further comprises a sixth valve 14, one end of which is connected with the third exhaust port 3a, and the other end of which is connected with the tail gas absorption assembly 7. After gas is generated in the liquid alkali high tank 3, the sixth valve 14 is opened, and the gas flows through the sixth valve 14 and is absorbed by the tail gas absorption assembly 7.

[0039] The liquid alkali high tank 3 is provided with a first gas extraction port 3b, and further comprises a seventh valve 15, one end of which is connected with the first gas extraction port 3b, and the other end of which is connected with a gas recovery unit F. The gas extraction treatment of the liquid alkali high tank 3 can be performed through the gas recovery unit F.

[0040] The material refining unit B is connected with the reaction liquid preparation unit A, and the material refining unit B comprises a refining kettle 20, the refining kettle 20 is provided with a stirrer 21a, a first feeding port 21, a first exhaust connecting part 22, a first output assembly 23, a second jacket 24, the second jacket 24 is provided with a second water inlet 25 and a second water outlet 26, the first feeding port 21 is connected with the reaction liquid preparation unit A, a first supply unit C and a second supply unit D respectively, the bottom of the reaction kettle 1 is provided with an output control valve 16, the output control valve 16 is connected with the first feeding port 21, the first exhaust connecting part 22 is connected with a gas suction unit F, and the second water inlet 25 and the second water outlet 26 are connected with a cooling unit E respectively. The material refining unit B further comprises a temperature sensor 28 for detecting the temperature of the solution.

[0041] The gas suction unit F is used for suction of gas generated in the reaction process of the material refining unit B, and the gas suction unit F is connected with the material refining unit B.

[0042] The first supply unit C supplies a reaction solvent to the material refining unit B, and the first supply unit C is connected with the material refining unit B. The first supply unit C comprises a storage tank 31, a feeding pump 32 and a first control valve 33, the storage tank 31 is connected with the feeding pump 32, the feeding pump 32 is connected with the first control valve 33, the first control valve 33 is connected with the material refining unit B, and the first control valve 33 is connected with the first feeding port 21 in the material refining unit B.

[0043] The second supply unit D supplies hydrochloric acid to the material refining unit B, and is connected to the material refining unit B. The second supply unit D comprises a hydrochloric acid supply device 40, a high tank 41, a second control valve 42, a liquid level detector 43, a third control valve 44, a fourth control valve 45, a fifth control valve 46, and an eleventh control valve 47. The hydrochloric acid supply device 40 is connected to one end of the second control valve 42. The other end of the second control valve 42 is connected to an input end of the high tank 41. The liquid level detector 43 is connected to the high tank 41. One end of the third control valve 44 is connected to an output end of the high tank 41. The other end of the third control valve 44 is connected to one end of the fourth control valve 45. The other end of the fourth control valve 45 is connected to the material refining unit B. The high tank 41 is provided with a third gas suction port. One end of the fifth control valve 46 is connected to the third gas suction port. The other end of the fifth control valve 46 is connected to the gas suction unit F. The high tank 41 is provided with a second tail gas discharge port. One end of the eleventh control valve 47 is connected to the second tail gas discharge port. The other end of the eleventh control valve 47 is connected to the reaction liquid preparation unit A. The other end of the eleventh control valve 47 is connected to the tail gas absorption assembly 7 in the reaction liquid preparation unit A.

[0044] The cooling unit E cools the material refining unit B during the reaction process, and is connected to the material refining unit B. The cooling unit E comprises a cooling water supply device CWS, a sixth control valve 51, a seventh control valve 52, an eighth control valve 53, a ninth control valve 54, and a cooling water return device CWR. An output end of the cooling water supply device CWS is connected to one end of the sixth control valve 51. The other end of the sixth control valve 51 is connected to one end of the seventh control valve 52. The other end of the seventh control valve 52 is connected to the material refining unit B. The material refining unit B is connected to one end of the eighth control valve 53. The other end of the eighth control valve 53 is connected to one end of the ninth control valve 54. The other end of the ninth control valve 54 is connected to the cooling water return device CWR.

[0045] The cooling unit E further comprises a gas supply assembly for pressing out cooling water after cooling the material refining unit B. The gas supply assembly comprises a pressure gas supply part 55 and a gas supply valve 56. An output end of the pressure gas supply part 55 is connected to one end of the gas supply valve 56. The other end of the gas supply valve 56 is connected to one end of the seventh control valve 52.

[0046] The gas condensing unit G is used for condensing the gas generated in the reaction process of the material refining unit B, and is connected with the material refining unit B. The gas condensing unit G comprises a condenser 61, a receiving tank 62 and a tenth control valve 63. The input end of the condenser 61 is connected with the material refining unit B, and the material refining unit B is provided with a gas discharge port 27. The input end of the condenser 61 is connected with the gas discharge port 27 of the material refining unit B. The gas generated in the working process of the refining kettle 20 can be discharged through the gas discharge port 27 and enter the condenser 61. After condensation, the gas is converted into liquid and is discharged into the receiving tank 62. The output end of the condenser 61 is connected with the input end of the receiving tank 62. The receiving tank 62 is provided with a third tail gas discharge port. One end of the tenth control valve 63 is connected with the third tail gas discharge port of the receiving tank 62. The other end of the tenth control valve 63 is connected with the reaction liquid preparation unit A. The other end of the tenth control valve 63 is connected with the tail gas absorption assembly 7 in the reaction liquid preparation unit A.

[0047] The working steps of the utility model are as follows:

[0048] S1, the amino acid is added into the reaction kettle 1 through the amino acid feeding port 1b, and the pump 5 is used for conveying the tert-butyl carbonate in the tert-butyl carbonate storage tank 4 into the tert-butyl carbonate high tank 6. The reaction kettle 1 is opened for stirring, the fourth valve 11 and the fifth valve 12 are opened, the refrigerated brine output by the refrigerated brine upper water unit BRS enters the cooling space 1c after the fourth valve 11, the amino acid in the reaction kettle 1 is cooled by the refrigerated brine, and the reaction is prepared to start after reaching the temperature.

[0049] S2, the stirrer on the reaction kettle 1 is opened, the temperature is controlled, the discharge valve at the bottom of the tert-butyl carbonate high tank 6 and the liquid alkali high tank 3 is opened, and the first valve 8 is opened. The tert-butyl carbonate and the liquid alkali enter the reaction kettle 1, the solution temperature in the reaction kettle 1 is controlled by the refrigerated brine in the cooling space 1c, until the reaction is finished, and the amino acid solution crude product for input into the refining kettle is generated.

[0050] S3, after the crude amino acid solution prepared in S2 is added to the refining tank 20, the output control valve 16 is closed. After the reaction solvent in the storage tank 31 is added to the refining tank 20 by the feed pump 32, the first control valve 33 is closed, and the stirrer 21a is started to stir the solution in the refining tank 20. The sixth control valve 51, the seventh control valve 52, the eighth control valve 53, and the ninth control valve 54 are opened, and the cooling water output from the cooling water supplier CWS enters the space between the second jacket 24 and the refining tank 20 through the sixth control valve 51, the seventh control valve 52, and the second water inlet 25, and cools the solution in the refining tank 20. The cooling water returns to the cooling water return device CWR through the second water outlet 26, the eighth control valve 53, and the ninth control valve 54. The temperature of the solution is detected by the temperature sensor 28 to feed back the temperature of the solution, and the flow rate of the cooling water is controlled in combination with the feedback temperature, so as to control the temperature of the solution in the required range.

[0051] S3, the second control valve 42 and the fifth control valve 46 are opened, and the suction force generated by the gas suction unit F enters the high tank 41, so that the hydrochloric acid supplier 40 enters the high tank 41 under the action of negative pressure. The liquid level of the hydrochloric acid is detected by the liquid level detector 43, and when the highest liquid level is reached, the second control valve 42 is closed.

[0052] S4, the stirrer 21a is started to stir the solution in the refining tank 20, and the third control valve 44 and the fourth control valve 45 are opened to allow the hydrochloric acid in the high tank 41 to be discharged into the refining tank 20 for reaction. The temperature of the solution is detected by the temperature sensor 28 to feed back the temperature of the solution, and the flow rate of the cooling water is controlled in combination with the feedback temperature, so as to control the temperature of the solution in the required range. After the reaction is completed, the first output assembly 23 is opened, and the refined amino acid solution generated by the reaction in the refining tank 20 is discharged through the first output assembly 23.

Claims

1. A liquid material refining reaction apparatus comprising a reaction liquid preparation unit (A), characterized by, Also comprising: a material refining unit (B) connected with the reaction liquid preparation unit (A); a first supply unit (C) for supplying reaction solvent to the material refining unit (B), the first supply unit (C) being connected with the material refining unit (B); a second supply unit (D) for supplying hydrochloric acid to the material refining unit (B), the second supply unit (D) being connected with the material refining unit (B); a cooling unit (E) for cooling the material refining unit (B) during the reaction, the cooling unit (E) being connected with the material refining unit (B); a gas suction unit (F) for suctioning gas generated during the reaction of the material refining unit (B), the gas suction unit (F) being connected with the material refining unit (B).

2. The liquid material refining reaction apparatus according to claim 1, characterized by The material refining unit (B) comprises a refining kettle (20), the refining kettle (20) being provided with a stirrer (21a), a first material inlet (21), a first exhaust connection component (22), a first output assembly (23), a second jacket (24), the second jacket (24) being provided with a second water inlet (25) and a second water outlet (26), the first material inlet (21) being connected with the reaction liquid preparation unit (A), the first supply unit (C) and the second supply unit (D) respectively, the first exhaust connection component (22) being connected with the gas suction unit (F), and the second water inlet (25) and the second water outlet (26) being connected with the cooling unit (E) respectively.

3. The liquid material refining reaction apparatus according to claim 1, wherein The first supply unit (C) comprises a storage tank (31), a feed pump (32) and a first control valve (33), the storage tank (31) being connected with the feed pump (32), the feed pump (32) being connected with the first control valve (33), and the first control valve (33) being connected with the material refining unit (B).

4. The liquid material refining reaction apparatus according to claim 1, wherein The second supply unit (D) comprises a hydrochloric acid supplier (40), an elevated tank (41), a second control valve (42), a liquid level detector (43), a third control valve (44), a fourth control valve (45), a fifth control valve (46) and an eleventh control valve (47), the hydrochloric acid supplier (40) being connected with one end of the second control valve (42), the other end of the second control valve (42) being connected with an input end of the elevated tank (41), the liquid level detector (43) being connected with the elevated tank (41), one end of the third control valve (44) being connected with an output end of the elevated tank (41), the other end of the third control valve (44) being connected with one end of the fourth control valve (45), the other end of the fourth control valve (45) being connected with the material refining unit (B), the elevated tank (41) being provided with a third gas suction port, one end of the fifth control valve (46) being connected with the third gas suction port, the other end of the fifth control valve (46) being connected with the gas suction unit (F), the elevated tank (41) being provided with a second tail gas discharge port, one end of the eleventh control valve (47) being connected with the second tail gas discharge port, and the other end of the eleventh control valve (47) being connected with the reaction liquid preparation unit (A).

5. The liquid material refining reaction apparatus of claim 1, wherein The cooling unit (E) comprises a cooling water supplier (CWS), a sixth control valve (51), a seventh control valve (52), an eighth control valve (53), a ninth control valve (54), a cooling water returner (CWR), an output end of the cooling water supplier (CWS) is connected with one end of the sixth control valve (51), the other end of the sixth control valve (51) is connected with one end of the seventh control valve (52), the other end of the seventh control valve (52) is connected with the material refining unit (B), the material refining unit (B) is connected with one end of the eighth control valve (53), the other end of the eighth control valve (53) is connected with one end of the ninth control valve (54), the other end of the ninth control valve (54) is connected with the cooling water returner (CWR).

6. The liquid material refining reaction apparatus of claim 5, wherein The cooling unit (E) further comprises a gas supply assembly for pressing out the cooling water after cooling the material refining unit (B), the gas supply assembly comprises a pressure gas supply part (55) and a gas supply valve (56), an output end of the pressure gas supply part (55) is connected with one end of the gas supply valve (56), the other end of the gas supply valve (56) is connected with one end of the seventh control valve (52).

7. The liquid material refining reactor of any of claims 1-6, wherein, Further comprising a gas condensing unit (G) for condensing the gas generated in the reaction process of the material refining unit (B), the gas condensing unit (G) is connected with the material refining unit (B).

8. The liquid material refining reaction apparatus of claim 7, wherein The gas condensing unit (G) comprises a condenser (61), a receiving tank (62) and a tenth control valve (63), an input end of the condenser (61) is connected with the material refining unit (B), an output end of the condenser (61) is connected with an input end of the receiving tank (62), a third tail gas discharge port is arranged on the receiving tank (62), one end of the tenth control valve (63) is connected with the third tail gas discharge port on the receiving tank (62), the other end of the tenth control valve (63) is connected with the reaction liquid preparation unit (A).

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