CN220385809U - Distillation tower for producing tranexamic acid bulk drug - Google Patents
Distillation tower for producing tranexamic acid bulk drug Download PDFInfo
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- CN220385809U CN220385809U CN202321690486.7U CN202321690486U CN220385809U CN 220385809 U CN220385809 U CN 220385809U CN 202321690486 U CN202321690486 U CN 202321690486U CN 220385809 U CN220385809 U CN 220385809U
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- 238000004821 distillation Methods 0.000 title claims abstract description 123
- 239000003814 drug Substances 0.000 title claims abstract description 19
- 229940079593 drug Drugs 0.000 title claims abstract description 17
- GYDJEQRTZSCIOI-LJGSYFOKSA-N tranexamic acid Chemical compound NC[C@H]1CC[C@H](C(O)=O)CC1 GYDJEQRTZSCIOI-LJGSYFOKSA-N 0.000 title claims abstract description 17
- 229960000401 tranexamic acid Drugs 0.000 title claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 28
- 238000007599 discharging Methods 0.000 claims description 19
- 238000012546 transfer Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 60
- 238000013461 design Methods 0.000 abstract description 3
- 235000019441 ethanol Nutrition 0.000 description 18
- 238000010438 heat treatment Methods 0.000 description 16
- 238000000746 purification Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000012535 impurity Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 238000001802 infusion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a distillation tower for producing tranexamic acid bulk drug, which comprises a distillation tower main body, a first waste discharge valve, a first feed pipe, a first feed valve, a first discharge pipe, an inner distillation barrel, a second waste discharge valve, a second feed pipe, a second discharge pipe, a spiral plate, a spiral channel, a regulating valve, a humidity sensor, a condensing pipe and a pump body. The utility model has simple structure and reasonable design, and can purify the ethanol with high efficiency and high quality.
Description
[ field of technology ]
The utility model relates to the technical field of distillation towers for producing tranexamic acid bulk drugs, in particular to the technical field of distillation towers for producing tranexamic acid bulk drugs.
[ background Art ]
The tranexamic acid raw material medicine needs to be purified in the mixed solution in the production process. In the process of purifying the medicine, a distillation tower is often used for production and preparation according to the boiling point difference of the mixture.
At present, the existing distillation towers are of two types, namely a plate tower and a packed tower, the working principles of the distillation towers are that liquid separation is carried out according to different volatility of different liquids, so that the purification effect is achieved, a plurality of distillation towers are often required to be assembled for distillation work for preparing medicines with higher purity, the whole distillation operation occupies a large area, the cost is high, heat inside the distillation towers cannot be reasonably recycled, and popularization and use of general small enterprises are not facilitated.
In order to solve the problems, application number 202121752929.1 discloses a distillation tower for producing high-purity ultra-clean absolute ethyl alcohol, wherein steam distilled in the tower body is conveyed into a distillation barrel through a disc type infusion tube for secondary distillation, the disc type infusion tube is exposed out of the tower body, and the internal steam is condensed, so that the distilled solution is ensured to be subjected to secondary distillation, and the purity of the distilled solution is improved; in the utility model, a steam gap is reserved between the multi-layer filter plates, the heating time of steam is increased, so that the absolute ethyl alcohol solution fully reaches the boiling point of the steam, and is separated from impurities, and meanwhile, the steam has the function of delaying the steam from being introduced into the disc type infusion tube, so that the steam is uniformly introduced into the disc type steam tube to be condensed into absolute ethyl alcohol liquid, and the absolute ethyl alcohol liquid is waited for secondary distillation.
While 202121752929.1 has the advantages described above, there are still some drawbacks as follows;
1) The heating efficiency of the distillation barrel is low: the distillation barrel is heated only by the steam at the bottom, the heating area of the distillation barrel is small,
the temperature rising speed is low;
2) The interval between the multi-layer filter plates and the size of the filtering holes are fixed, that is to say, the time for increasing the heating time of the steam is relatively fixed, if the water content in the steam is low and the time for heating the steam is not required to be increased, the arrangement of the multi-layer filter plates can reduce the ethanol purification efficiency, if the water content in the steam is high, even if the steam passes through the multi-layer filter plates, the water content still exists, which indicates that the time for increasing the heating time of the steam is insufficient and the ethanol purification quality is not effectively improved.
Therefore, in order to solve the above problems, it is necessary to provide a distillation column for producing tranexamic acid raw material drug.
[ utility model ]
The utility model aims to solve the problems in the prior art and provides a distillation tower for producing tranexamic acid bulk drug, which can purify ethanol with high efficiency and high quality.
In order to achieve the above purpose, the utility model provides a distillation tower for producing tranexamic acid bulk drug, which comprises a distillation tower main body, a first waste discharge valve, a first feeding pipe, a first feeding valve, a first discharging pipe, an inner distillation barrel, a second waste discharge valve, a second feeding pipe, a second discharging pipe, a spiral plate, a spiral channel, a regulating valve, a humidity sensor, a condensing pipe and a pump body, wherein the first waste discharge valve is arranged at the bottom end of the distillation tower main body, the first feeding pipe is arranged on the side wall of the distillation tower main body, the first feeding valve is arranged in the middle of the first feeding pipe, the first discharging pipe is arranged at the top end of the distillation tower main body, a coaxial inner distillation barrel is arranged at the upper part of an inner cabin of the distillation tower main body, the second waste discharge valve is arranged at the bottom end of the inner distillation barrel, a coaxial spiral plate is connected between the outer side wall of the inner distillation barrel and the inner side wall of the distillation tower main body, the inner distillation barrel outer side wall, the spiral plate and the inner side wall of the distillation tower main body are matched with each other to form a spiral channel, the regulating valve and the humidity sensor are arranged near the upper port of the spiral channel, the second waste discharge valve and the second feeding pipe are arranged at the top end of the inner port of the distillation barrel, the second feeding pipe is arranged near the upper port of the spiral channel, the first feeding pipe is arranged, the second liquid outlet is connected with the second liquid outlet of the condensing pipe, and the liquid outlet is connected with the second liquid inlet of the pump body.
Preferably, the liquid outlet of the first feeding pipe is arranged at the middle part or the upper part of the side wall of the distillation tower main body, and the liquid outlet of the first feeding pipe is arranged below the inner distillation barrel.
Preferably, the top end of the distillation tower main body is provided with a first through hole and a second through hole, the liquid inlet end of the second feeding pipe penetrates through the second through hole, the outer pipe wall of the second feeding pipe is sealed and fixed with the inner hole of the second through hole, the discharge end of the second discharging pipe penetrates through the first through hole, and the outer pipe wall of the second discharging pipe is sealed and fixed with the inner hole wall of the first through hole.
Preferably, the second waste material discharge valve comprises a high-temperature-resistant manual valve, a valve clack rotating shaft, a sealing bearing, a bearing mounting hole, a motor and a side support, the high-temperature-resistant manual valve is arranged at the bottom of the inner distillation barrel, the bearing mounting hole is formed in the side wall of the distillation tower main body, the sealing bearing is arranged in the inner hole of the bearing mounting hole, the valve clack rotating shaft of the high-temperature-resistant manual valve penetrates through the sealing bearing inner hole, the valve clack rotating shaft is fixed with the sealing bearing inner hole in a sealing mode, the side support is arranged on the outer side wall of the distillation tower main body, the motor is arranged on the side support, and a driving shaft of the motor is coaxially connected with the valve clack rotating shaft.
Preferably, a transfer cabin is formed between the inner top of the distillation tower main body and the upper end surface of the inner distillation barrel, and the upper port of the spiral channel is arranged at the lowest end of the transfer cabin.
The utility model has the beneficial effects that: the utility model has simple structure and reasonable design, and can purify ethanol with high efficiency and high quality; by arranging the condensing pipe, the steam can be effectively condensed and cooled, and the efficiency is improved; the spiral plate is connected between the outer side wall of the inner distillation barrel and the inner side wall of the distillation tower main body, the outer side wall of the inner distillation barrel, the inner side wall of the distillation tower main body and the spiral plate are matched to form a spiral channel, an inner hole of an upper port of the spiral channel is provided with a regulating valve and a humidity sensor which are matched with each other, firstly, the spiral structure of the spiral channel can prolong the heating time of the steam, the separation of ethanol and impurities is promoted, secondly, the regulating valve can further regulate the opening and closing of the regulating valve in real time according to the monitoring data of the humidity sensor, the heating time of the steam is further regulated, the separation of the ethanol and the impurities is further promoted, and the purification quality of the ethanol is improved; by arranging the spiral channel and the transfer cabin, the whole outer barrel wall of the inner distillation barrel can be almost contacted with high-temperature steam, so that the heating area of the inner distillation barrel is large, the temperature of the inner distillation barrel can be quickly increased to a temperature suitable for ethanol purification, and the secondary purification can be efficiently carried out; the upper port of the spiral channel is arranged at the lowest end of the transfer cabin, so that condensed liquid in the transfer cabin can flow back to the bilge of the distillation tower main body along the spiral channel, and the condensed liquid in the transfer cabin is prevented from being accumulated.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of a distillation column for producing tranexamic acid crude drug of the present utility model.
[ detailed description ] of the utility model
The utility model provides a distillation column is used in production of tranexamic acid bulk drug, includes distillation column main part 1, first waste material discharge valve 11, first inlet pipe 12, first inlet valve 121, first discharging pipe 13, interior distillation barrel 2, second waste material discharge valve 21, second inlet pipe 22, second discharging pipe 23, spiral plate 3, spiral passageway 30, governing valve 31, humidity transducer 32, condenser pipe 4, pump body 41, distillation column main part 1 bottom is equipped with first waste material discharge valve 11, and distillation column main part 1 lateral wall is equipped with first inlet pipe 12, and first inlet pipe 12 middle part is equipped with first inlet valve 121, and distillation column main part 1 top is equipped with first discharging pipe 13, and distillation column main part 1 inner cabin upper portion is equipped with coaxial interior distillation barrel 2, and interior distillation barrel 2 bottom is equipped with second waste material discharge valve 21, is connected with coaxial spiral plate 3 between interior distillation barrel 2 lateral wall and the distillation column main part 1 inside wall, and interior distillation barrel 2 lateral wall, and distillation column main part 1 inside wall, spiral plate 3 are joined in marriage into spiral passageway 30, and the upper port hole of spiral passageway 30 is equipped with the governing valve 31 of looks adaptation, and humidity transducer 32 is equipped with second inlet pipe 4, and the top is equipped with condensate liquid 43 is connected with second inlet pipe 4.
Wherein, the liquid outlet of the first feeding pipe 12 is arranged at the middle part or the upper part of the side wall of the distillation tower main body 1, and the liquid outlet of the first feeding pipe 12 is arranged below the inner distillation barrel 2.
The top end of the distillation tower main body 1 is provided with a first through hole 14 and a second through hole 15, the liquid inlet end of a second feeding pipe 22 penetrates through the second through hole 15, the outer pipe wall of the second feeding pipe 22 is sealed and fixed with the inner hole of the second through hole 15, the discharge end of a second discharge pipe 23 penetrates through the first through hole 14, and the outer pipe wall of the second discharge pipe 23 is sealed and fixed with the inner hole wall of the first through hole 14.
The second waste material discharge valve 21 comprises a high-temperature-resistant manual valve 211, a valve clack rotating shaft 212, a sealing bearing 213, a bearing mounting hole 201, a motor 214 and a side support 215, the high-temperature-resistant manual valve 211 is arranged at the bottom of the inner distillation barrel 2, the bearing mounting hole 201 is arranged on the side wall of the distillation tower main body 1, the sealing bearing 213 is arranged in the inner hole of the bearing mounting hole 201, the valve clack rotating shaft 212 of the high-temperature-resistant manual valve 211 penetrates through the inner hole of the sealing bearing 213, the valve clack rotating shaft 212 is fixed in a sealing manner with the inner hole of the sealing bearing 213, the side support 215 is arranged on the outer side wall of the distillation tower main body 1, the motor 214 is arranged on the side support 215, and a driving shaft of the motor 214 is coaxially connected with the valve clack rotating shaft 212.
Wherein, a transfer cabin 101 is formed between the inner top of the distillation tower main body 1 and the upper end surface of the inner distillation barrel 2, and the upper port of the spiral channel 30 is arranged at the lowest end of the transfer cabin 101.
The working process of the utility model comprises the following steps:
in the working process of the distillation tower for producing the tranexamic acid bulk drug, the internal volume of the transfer bin 4 is the volume of the mixed liquid which is suitable for being treated at one time by the distillation tower main body 1, and the working steps are as follows;
(1) feeding the distillation column main body 1, injecting a proper amount of mixed liquor into the bottom of the inner cabin of the distillation column main body 1 through a first feeding pipe 12, and closing a first feeding valve 121;
(2) the primary purification, the distillation tower main body 1 is started, and the mixed liquid at the bottom of the inner cabin is heated to generate steam taking ethanol as a main body;
(3) when adjusting the steam heating time and the steam passes through the spiral channel 30, the humidity sensor 32 detects the humidity of the mixed steam of ethanol and water, namely the water vapor content in the steam, if the water vapor content is too high, the opening of the regulating valve 31 is reduced, the steam heating time is prolonged, and if the water vapor content is relatively low, the regulating valve 31 is directly and completely opened, so that the steam passes through quickly without prolonging the steam heating time.
(4) The steam enters the transfer cabin 101 after passing through the spiral channel 30 and then enters the condensing pipe 4 through the first discharging pipe 13, and the condensing pipe 4 condenses the steam into liquid;
(5) feeding the inner distillation barrel 2, and pumping condensed liquid into an inner cabin of the inner distillation barrel 2 by a pump body 41;
(6) the whole outer barrel wall of the inner distillation barrel 2 can be almost contacted with high-temperature steam, so that the heating area of the inner distillation barrel 2 is large, the temperature of the inner distillation barrel 2 can be quickly increased to be suitable for ethanol purification, and the high-efficiency secondary purification is facilitated;
(7) discharging, namely discharging the ethanol subjected to secondary purification through a second discharging pipe 23;
(8) and after the ethanol is purified, the first waste discharge valve 11 and the second waste discharge valve 21 are opened to discharge the waste in the distillation column main body 1 and the inner distillation barrel 2.
The utility model has simple structure and reasonable design, and can purify ethanol with high efficiency and high quality; by arranging the condensing pipe 4, the steam can be effectively condensed and cooled, and the efficiency is improved; the spiral plate 3 is connected between the outer side wall of the inner distillation barrel 2 and the inner side wall of the distillation tower main body 1, the outer side wall of the inner distillation barrel 2, the inner side wall of the distillation tower main body 1 and the spiral plate 3 are matched to form the spiral channel 30, the inner hole of the upper port of the spiral channel 30 is provided with the adaptive regulating valve 31 and the humidity sensor 32, firstly, the spiral structure of the spiral channel 30 can prolong the steam heating time, the separation of ethanol and impurities is promoted, secondly, the regulating valve 31 can further regulate the opening and closing of the regulating valve in real time according to the monitoring data of the humidity sensor 32, the steam heating time is further regulated, the separation of ethanol and impurities is further promoted, and the ethanol purification quality is improved; by arranging the spiral channel 30 and the transfer cabin 101, the whole outer barrel wall of the inner distillation barrel 2 can be almost contacted with high-temperature steam, so that the heating area of the inner distillation barrel 2 is large, the inner distillation barrel 2 can be quickly heated to a temperature suitable for ethanol purification, and the efficient secondary purification is facilitated; by arranging the upper port of the spiral channel 30 at the lowest end of the transfer cabin 101, the condensed liquid in the transfer cabin 101 can flow back to the bilge in the distillation column main body 1 along the spiral channel 30, and the accumulation of the condensed liquid in the transfer cabin 101 is avoided.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (5)
1. The distillation tower for producing tranexamic acid bulk drug is characterized in that: comprises a distillation tower main body (1), a first waste discharge valve (11), a first feeding pipe (12), a first feeding valve (121), a first discharging pipe (13), an inner distillation barrel (2), a second waste discharge valve (21), a second feeding pipe (22), a second discharging pipe (23), a spiral plate (3), a spiral channel (30), a regulating valve (31), a humidity sensor (32), a condensing pipe (4) and a pump body (41), wherein the bottom end of the distillation tower main body (1) is provided with the first waste discharge valve (11), the side wall of the distillation tower main body (1) is provided with the first feeding pipe (12), the middle part of the first feeding pipe (12) is provided with the first feeding valve (121), the top end of the distillation tower main body (1) is provided with the first discharging pipe (13), the upper part of an inner cabin of the distillation tower main body (1) is provided with the coaxial inner distillation barrel (2), the bottom end of the inner distillation barrel (2) is provided with the second waste discharge valve (21), the coaxial spiral plate (3) is connected between the outer side wall of the inner distillation barrel (2) and the inner side wall of the distillation tower main body (1), the outer side wall of the inner distillation barrel (2) is provided with the spiral channel (3), the inner side wall of the distillation tower main body (1) is matched with the spiral channel (31), the inner side wall of the inner side wall is provided with the spiral channel (30) is matched with the inner hole (30), the regulating valve (31) is close to the port setting on spiral passageway (30), and interior distillation barrel (2) top is equipped with second inlet pipe (22), second discharging pipe (23), and distillation tower main part (1) side is equipped with condenser pipe (4), and condenser pipe (4) inlet links to each other with first discharging pipe (13) discharge gate, and condenser pipe (4) liquid outlet links to each other with pump body (41) inlet, and pump body (41) liquid outlet links to each other with second inlet pipe (22) inlet.
2. The distillation column for producing tranexamic acid bulk drug according to claim 1, wherein: the liquid outlet of the first feeding pipe (12) is arranged in the middle or on the upper part of the side wall of the distillation tower main body (1), and the liquid outlet of the first feeding pipe (12) is arranged below the inner distillation barrel (2).
3. The distillation column for producing tranexamic acid bulk drug according to claim 1, wherein: the top of the distillation tower main body (1) is provided with a first through hole (14) and a second through hole (15), the liquid inlet end of the second feeding pipe (22) penetrates through the second through hole (15), the outer pipe wall of the second feeding pipe (22) is sealed and fixed with the inner hole of the second through hole (15), the discharge end of the second discharging pipe (23) penetrates through the first through hole (14), and the outer pipe wall of the second discharging pipe (23) is sealed and fixed with the inner hole wall of the first through hole (14).
4. The distillation column for producing tranexamic acid bulk drug according to claim 1, wherein: the second waste discharge valve (21) comprises a high-temperature-resistant manual valve (211), a valve clack rotating shaft (212), a sealing bearing (213), a bearing mounting hole (201), a motor (214) and a side bracket (215), the high-temperature-resistant manual valve (211) is arranged at the barrel bottom of the inner distillation barrel (2), the bearing mounting hole (201) is arranged on the side wall of the distillation tower body (1), the sealing bearing (213) is arranged in an inner hole of the bearing mounting hole (201), the valve clack rotating shaft (212) of the high-temperature-resistant manual valve (211) penetrates through the inner hole of the sealing bearing (213), the valve clack rotating shaft (212) is fixed with the inner hole of the sealing bearing (213) in a sealing mode, the side bracket (215) is arranged on the outer side wall of the distillation tower body (1), and a motor (214) is arranged on the side bracket (215), and a driving shaft of the motor (214) is coaxially connected with the valve clack rotating shaft (212).
5. The distillation column for producing tranexamic acid bulk drug according to claim 1, wherein: a transfer cabin (101) is formed between the inner top of the distillation tower main body (1) and the upper end face of the inner distillation barrel (2), and the upper port of the spiral channel (30) is arranged at the lowest end of the transfer cabin (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321690486.7U CN220385809U (en) | 2023-06-30 | 2023-06-30 | Distillation tower for producing tranexamic acid bulk drug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321690486.7U CN220385809U (en) | 2023-06-30 | 2023-06-30 | Distillation tower for producing tranexamic acid bulk drug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220385809U true CN220385809U (en) | 2024-01-26 |
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ID=89599883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321690486.7U Active CN220385809U (en) | 2023-06-30 | 2023-06-30 | Distillation tower for producing tranexamic acid bulk drug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220385809U (en) |
-
2023
- 2023-06-30 CN CN202321690486.7U patent/CN220385809U/en active Active
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