CN219879137U - Melt fractional crystallization purification device - Google Patents
Melt fractional crystallization purification device Download PDFInfo
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- CN219879137U CN219879137U CN202321355324.8U CN202321355324U CN219879137U CN 219879137 U CN219879137 U CN 219879137U CN 202321355324 U CN202321355324 U CN 202321355324U CN 219879137 U CN219879137 U CN 219879137U
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- heating medium
- crystallization
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- 238000001640 fractional crystallisation Methods 0.000 title claims abstract description 15
- 238000000746 purification Methods 0.000 title claims abstract description 15
- 238000002425 crystallisation Methods 0.000 claims abstract description 124
- 230000008025 crystallization Effects 0.000 claims abstract description 123
- 238000010438 heat treatment Methods 0.000 claims abstract description 58
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 238000002844 melting Methods 0.000 claims abstract description 12
- 230000008018 melting Effects 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 15
- 239000000945 filler Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008676 import Effects 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model provides a melting fractional crystallization purification device, which relates to the technical field of crystallization purification and comprises a base, a primary crystallization tank and a middle sealing sleeve; a first-stage crystallization tank is arranged above the base, a second-stage crystallization tank is arranged below the first-stage crystallization tank, a third-stage crystallization tank is arranged below the second-stage crystallization tank, middle sealing sleeves are arranged between the first-stage crystallization tank and the second-stage crystallization tank and between the second-stage crystallization tank and the third-stage crystallization tank, the centers of the first-stage crystallization tank, the second-stage crystallization tank and the third-stage crystallization tank are all positioned on the same axis, and the structures of the first-stage crystallization tank, the second-stage crystallization tank and the third-stage crystallization tank are identical; the left portion of the upper end face of the base is fixed with a left support frame, an air inlet channel is arranged on the left support frame, and an air inlet is formed in the upper end of the air inlet channel. The utility model is convenient for multi-stage heating crystallization treatment, not only has more sufficient utilization rate of raw materials, but also improves the purification rate of crystallization so as to avoid wasting raw materials, and is more energy-saving and practical.
Description
Technical Field
The utility model relates to the technical field of crystallization and purification, in particular to a melting fractional crystallization and purification device.
Background
In recent years, with the rapid development of pharmaceutical chemical industry, food chemical industry and high polymer material industry, the purity requirements of the industries on chemical products are higher and higher; especially, the purity requirements of raw materials used for medicines and foods are extremely high. The melt crystallization method is used as a high-efficiency low-energy-consumption separation and purification method and is often used for preparing high-purity products in chemical production. In the specification of the comparative document CN201470144U, it is mentioned that "it includes a housing, the interior of the housing is divided into three cavities along the horizontal direction by two partition boards, which are respectively a heating medium inlet cavity, a heating medium outlet cavity and a middle filling cavity on the left and right sides, the left and right ends of the housing are respectively provided with a heating medium inlet connection pipe and a heating medium outlet connection pipe which are communicated with the heating medium inlet cavity and the heating medium outlet cavity, and a plurality of heating medium pipes which are communicated with the heating medium inlet cavity and the heating medium outlet cavity are arranged in the filling cavity along the horizontal direction, and two ends of the heating medium pipes are respectively fixed on the partition boards", but the multistage melt crystallizer in the comparative document cannot carry out fractional crystallization treatment on the raw materials which are not completely crystallized, not only wastes raw materials, but also has insufficient purification, and is inconvenient and practical.
Disclosure of Invention
In order to overcome the defects existing in the prior art, a melting fractional crystallization purification device is provided at present to solve the problems that a multistage melting crystallizer in a comparison document can not carry out fractional crystallization treatment on raw materials which are not completely crystallized, not only wastes raw materials, but also is insufficient in purification and inconvenient and practical.
In order to achieve the above purpose, a melting fractional crystallization purification device is provided, which comprises a base, a primary crystallization tank and a middle sealing sleeve; the top of base is provided with the one-level crystallization jar, and the below of one-level crystallization jar is provided with the second grade crystallization jar, the below of second grade crystallization jar is provided with tertiary crystallization jar, and all installs well seal cover between one-level crystallization jar and second grade crystallization jar, second grade crystallization jar and the tertiary crystallization jar, the center of one-level crystallization jar, second grade crystallization jar and tertiary crystallization jar all is located same axis, and the structure setting of one-level crystallization jar, second grade crystallization jar and tertiary crystallization jar is the same.
Further, a left support frame is fixed on the left part of the upper end face of the base, an air inlet channel is arranged on the left support frame, and an air inlet is formed in the upper end of the air inlet channel.
Further, the right support frame is fixed on the right part of the upper end face of the base, the right support frame is provided with an air outlet channel, and the upper end of the air outlet channel is provided with an air outlet.
Further, the left part of one-level crystallization tank is provided with the heat medium input chamber, and the outside of heat medium input chamber is surrounded there is outer heat preservation, and the front end in heat medium input chamber is provided with the heat medium import, and electromagnetic control valve is installed at the front portion of heat medium import, installs turbofan in the heat medium import to the right part of one-level crystallization tank is provided with the heat medium output chamber, and the rear end in heat medium output chamber is provided with the heat medium export, and the heat medium export is installed to the heat medium export, and heat medium input chamber and heat medium output chamber are bilateral symmetry about the central line of one-level crystallization tank simultaneously.
Further, the middle part of one-level crystallization jar is provided with well filler chamber, and the both ends all are provided with the baffle in well filler chamber about, and installs multiunit heat medium pipe between two sets of baffles, is linked together between heat medium pipe and heat medium input chamber and the heat medium output chamber to well filler chamber's outside parcel has well heat preservation, and well filler chamber's upper and lower both ends are provided with feed inlet and discharge gate respectively.
Further, the middle part of well seal cover is provided with well connecting tube, and well connecting tube's upper end is provided with the interface, and well connecting tube's lower extreme is provided with down the interface, and well seal cover's outside is provided with outer sealing layer to well seal cover is detachable construction.
The utility model has the beneficial effects that:
1. the base is arranged to support the air inlet channel and the air outlet channel, the air inlet channel is convenient for simultaneously inputting heating medium into the primary crystallization tank, the secondary crystallization tank and the tertiary crystallization tank, and the primary crystallization tank, the secondary crystallization tank and the tertiary crystallization tank output the heating medium outwards through the air outlet channel, so that the heating medium is convenient to convey for heating materials.
2. According to the utility model, crystallization raw materials are put into the middle filling cavity through the feed inlet, and primary crystallization is carried out in a plurality of groups of heating medium pipes in the middle filling cavity under the action of the heating medium; the raw materials which are not crystallized in the primary crystallization tank enter the secondary crystallization tank for reheating crystallization so as to achieve secondary crystallization, and the raw materials which are not crystallized in the secondary crystallization tank enter the tertiary crystallization tank for recrystallization treatment so as to achieve the purpose of tertiary crystallization, so that fractional crystallization treatment is performed.
3. The utility model has the purpose of connecting the primary crystallization tank with the secondary crystallization tank and the secondary crystallization tank with the tertiary crystallization tank, is convenient for continuously heating and crystallizing the uncrystallized material so as to achieve the purpose of fractional crystallization, and the middle sealing sleeve is convenient for installation, compact and reliable, and is convenient for assembly or disassembly.
Drawings
FIG. 1 is a schematic front view of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;
FIG. 3 is a schematic diagram showing the internal structure of a primary crystallization tank according to an embodiment of the present utility model;
figure 4 is a schematic cross-sectional view of a middle seal cartridge in accordance with an embodiment of the present utility model.
In the figure: 1. a base; 10. a left support frame; 11. a right support frame; 12. an air intake passage; 13. an air inlet; 14. an air outlet channel; 15. an air outlet; 2. a first-stage crystallization tank; 20. a heating medium inlet; 21. a turbo fan; 22. a heating medium input cavity; 23. an outer thermal insulation layer; 24. a partition plate; 25. a feed inlet; 26. a heating medium output cavity; 27. a middle heat preservation layer; 28. a middle packing cavity; 29. a discharge port; 200. a heating medium pipe; 201. a heating medium outlet; 202. an electromagnetic control valve; 3. a middle sealing sleeve; 30. an outer sealing layer; 31. a middle connecting pipeline; 32. an upper interface; 33. a lower interface; 4. a second-stage crystallization tank; 5. and a third-stage crystallization tank.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clearly apparent, the present utility model is further described in detail below with reference to the accompanying drawings and embodiments. The specific embodiments described herein are offered by way of illustration only and not as limitations of the utility model, and specific details such as particular system architectures, techniques, etc. may be set forth in order to provide a more thorough understanding of the embodiments of the utility model. The described embodiments are some, but not all, embodiments of the present disclosure. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. Based on the embodiments in this disclosure, all other embodiments that a person skilled in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
Specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic front view of an embodiment of the present utility model, fig. 2 is a schematic cross-sectional view of an embodiment of the present utility model, fig. 3 is a schematic internal structure of a primary crystallization tank of an embodiment of the present utility model, and fig. 4 is a schematic cross-sectional view of a middle sealing sleeve of an embodiment of the present utility model.
Referring to fig. 1 to 4, the utility model provides a melting fractional crystallization purification device, which comprises a base 1, a primary crystallization tank 2 and a middle sealing sleeve 3; the top of base 1 is provided with one-level crystallization jar 2, and the below of one-level crystallization jar 2 is provided with second grade crystallization jar 4, and the below of second grade crystallization jar 4 is provided with tertiary crystallization jar 5, and all installs well seal cover 3 between one-level crystallization jar 2 and second grade crystallization jar 4, second grade crystallization jar 4 and the tertiary crystallization jar 5, and the center of one-level crystallization jar 2, second grade crystallization jar 4 and tertiary crystallization jar 5 all is located same axis, and the structure setting of one-level crystallization jar 2, second grade crystallization jar 4 and tertiary crystallization jar 5 is the same.
In the embodiment, a left support frame 10 is fixed at the left part of the upper end surface of the base 1, an air inlet channel 12 is arranged on the left support frame 10, and an air inlet 13 is arranged at the upper end of the air inlet channel 12; the right part of the upper end surface of the base 1 is fixed with a right supporting frame 11, an air outlet channel 14 is arranged on the right supporting frame 11, and an air outlet 15 is arranged at the upper end of the air outlet channel 14.
In a preferred embodiment, the base 1 is provided with an air inlet channel 12 and an air outlet channel 14, and the air inlet channel 12 is convenient for simultaneously inputting heat medium into the primary crystallization tank 2, the secondary crystallization tank 4 and the tertiary crystallization tank 5, and the primary crystallization tank 2, the secondary crystallization tank 4 and the tertiary crystallization tank 5 output heat medium outwards through the air outlet channel 14, so that the heat medium is convenient to be conveyed for heating materials.
In this embodiment, a heating medium input cavity 22 is disposed at the left part of the primary crystallization tank 2, an outer insulation layer 23 is surrounded on the outer side of the heating medium input cavity 22, a heating medium inlet 20 is disposed at the front end of the heating medium input cavity 22, an electromagnetic control valve 202 is mounted at the front part of the heating medium inlet 20, a turbofan 21 is mounted in the heating medium inlet 20, a heating medium output cavity 26 is disposed at the right part of the primary crystallization tank 2, a heating medium outlet 201 is disposed at the rear end of the heating medium output cavity 26, and meanwhile, the heating medium input cavity 22 and the heating medium output cavity 26 are laterally symmetrical with respect to the central line of the primary crystallization tank 2; the middle part of the first-stage crystallization tank 2 is provided with a middle filling cavity 28, the left end and the right end of the middle filling cavity 28 are respectively provided with a baffle plate 24, a plurality of groups of heating medium pipes 200 are arranged between the two groups of baffle plates 24, the heating medium pipes 200 are communicated with the heating medium input cavity 22 and the heating medium output cavity 26, the outer side of the middle filling cavity 28 is wrapped with a middle heat insulation layer 27, and the upper end and the lower end of the middle filling cavity 28 are respectively provided with a feed inlet 25 and a discharge outlet 29.
As a preferred embodiment, the utility model inputs crystallization raw materials into the middle filling cavity 28 through the feeding port 25, and primary crystallization is carried out in a plurality of groups of heating medium pipes 200 in the middle filling cavity 28 under the action of heating medium; the raw materials which are not crystallized in the primary crystallization tank 2 enter the secondary crystallization tank 4 for reheating crystallization to achieve secondary crystallization, and the raw materials which are not crystallized in the secondary crystallization tank 4 enter the tertiary crystallization tank 5 for recrystallization treatment to achieve the purpose of tertiary crystallization, so that fractional crystallization treatment is performed.
In this embodiment, a middle connecting pipe 31 is provided in the middle of the middle sealing sleeve 3, an upper port 32 is provided at the upper end of the middle connecting pipe 31, a lower port 33 is provided at the lower end of the middle connecting pipe 31, an outer sealing layer 30 is provided outside the middle sealing sleeve 3, and the middle sealing sleeve 3 is of a detachable structure.
As a preferred implementation mode, the utility model has the purpose of connecting the primary crystallization tank 2 with the secondary crystallization tank 4 and the secondary crystallization tank 4 with the tertiary crystallization tank 5, is convenient for continuously heating and crystallizing the uncrystallized material so as to achieve the purpose of fractional crystallization, and the middle sealing sleeve 3 is convenient, compact and reliable in installation and convenient for assembly or disassembly.
The utility model can effectively solve the problems that the multistage melting crystallizer in the comparison document can not carry out fractional crystallization treatment on the raw materials which are not completely crystallized, not only wastes the raw materials, but also has insufficient purification and is inconvenient and practical.
The above-described embodiments are intended to illustrate the present utility model, not to limit it, and any modifications and variations made to the present utility model within the spirit of the utility model and the scope of the claims should be included in the scope of the present utility model.
Claims (6)
1. The melting fractional crystallization purification device is characterized by comprising a base (1), a primary crystallization tank (2) and a middle sealing sleeve (3); the top of base (1) is provided with one-level crystallization jar (2), and the below of one-level crystallization jar (2) is provided with second grade crystallization jar (4), the below of second grade crystallization jar (4) is provided with tertiary crystallization jar (5), and all installs well seal cover (3) between one-level crystallization jar (2) and second grade crystallization jar (4), second grade crystallization jar (4) and tertiary crystallization jar (5), the center of one-level crystallization jar (2), second grade crystallization jar (4) and tertiary crystallization jar (5) all is located same axis, and the structure setting of one-level crystallization jar (2), second grade crystallization jar (4) and tertiary crystallization jar (5) is the same.
2. The melting, classifying, crystallizing and purifying device as claimed in claim 1, wherein a left support frame (10) is fixed at the left part of the upper end surface of the base (1), an air inlet channel (12) is installed on the left support frame (10), and an air inlet (13) is arranged at the upper end of the air inlet channel (12).
3. The melting, classifying, crystallizing and purifying device as claimed in claim 1, wherein a right supporting frame (11) is fixed on the right part of the upper end surface of the base (1), an air outlet channel (14) is installed on the right supporting frame (11), and an air outlet (15) is provided at the upper end of the air outlet channel (14).
4. The melting, classifying, crystallizing and purifying device according to claim 1, wherein a heating medium input cavity (22) is provided at the left part of the primary crystallization tank (2), an outer heat insulation layer (23) is surrounded at the outer side of the heating medium input cavity (22), a heating medium inlet (20) is provided at the front end of the heating medium input cavity (22), an electromagnetic control valve (202) is installed at the front part of the heating medium inlet (20), a turbofan (21) is installed in the heating medium inlet (20), a heating medium output cavity (26) is provided at the right part of the primary crystallization tank (2), a heating medium outlet (201) is provided at the rear end of the heating medium output cavity (26), and the heating medium outlet (201) is installed, while the heating medium input cavity (22) and the heating medium output cavity (26) are bilaterally symmetrical with respect to the center line of the primary crystallization tank (2).
5. The device according to claim 4, wherein a middle filling cavity (28) is arranged in the middle of the primary crystallization tank (2), partition plates (24) are arranged at the left end and the right end of the middle filling cavity (28), a plurality of groups of heating medium pipes (200) are arranged between the two groups of partition plates (24), the heating medium pipes (200) are communicated with the heating medium input cavity (22) and the heating medium output cavity (26), a middle heat-insulating layer (27) is wrapped on the outer side of the middle filling cavity (28), and a feeding port (25) and a discharging port (29) are respectively arranged at the upper end and the lower end of the middle filling cavity (28).
6. The melting, classifying, crystallizing and purifying device as claimed in claim 1, wherein a middle connecting pipe (31) is provided in the middle of the middle sealing sleeve (3), an upper port (32) is provided at the upper end of the middle connecting pipe (31), a lower port (33) is provided at the lower end of the middle connecting pipe (31), an outer sealing layer (30) is provided at the outer part of the middle sealing sleeve (3), and the middle sealing sleeve (3) is of a detachable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321355324.8U CN219879137U (en) | 2023-05-31 | 2023-05-31 | Melt fractional crystallization purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321355324.8U CN219879137U (en) | 2023-05-31 | 2023-05-31 | Melt fractional crystallization purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219879137U true CN219879137U (en) | 2023-10-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321355324.8U Active CN219879137U (en) | 2023-05-31 | 2023-05-31 | Melt fractional crystallization purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219879137U (en) |
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2023
- 2023-05-31 CN CN202321355324.8U patent/CN219879137U/en active Active
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