CN221131045U - Crystallization purification device for removing polyhydric alcohol from compound - Google Patents
Crystallization purification device for removing polyhydric alcohol from compound Download PDFInfo
- Publication number
- CN221131045U CN221131045U CN202323088000.5U CN202323088000U CN221131045U CN 221131045 U CN221131045 U CN 221131045U CN 202323088000 U CN202323088000 U CN 202323088000U CN 221131045 U CN221131045 U CN 221131045U
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- Prior art keywords
- main body
- sleeve
- pipe
- heating pipeline
- polyol
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 16
- 238000002425 crystallisation Methods 0.000 title claims abstract description 11
- 230000008025 crystallization Effects 0.000 title claims abstract description 11
- 238000000746 purification Methods 0.000 title claims abstract description 11
- 150000005846 sugar alcohols Polymers 0.000 title abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 44
- 229920005862 polyol Polymers 0.000 claims abstract description 18
- 150000003077 polyols Chemical class 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 2
- 238000009835 boiling Methods 0.000 abstract description 6
- OUPZKGBUJRBPGC-UHFFFAOYSA-N 1,3,5-tris(oxiran-2-ylmethyl)-1,3,5-triazinane-2,4,6-trione Chemical compound O=C1N(CC2OC2)C(=O)N(CC2OC2)C(=O)N1CC1CO1 OUPZKGBUJRBPGC-UHFFFAOYSA-N 0.000 description 8
- 238000011049 filling Methods 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 4
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a crystallization purification device for removing polyhydric alcohol from a compound, which comprises a main body, wherein an air cylinder is fixedly arranged at the top of the main body, the output end of the air cylinder extends into the main body and is fixedly provided with a movable column, a sleeve is fixedly arranged at the bottom in the main body, a hemispherical frame is slidably arranged in the sleeve and is fixedly connected with the movable column, a first one-way valve is arranged at the bottom of the hemispherical frame, a fixed plate is fixedly arranged in the sleeve, a second one-way valve is arranged on the fixed plate, a first through hole is formed in the spherical surface of the hemispherical frame, a second through hole is formed in the bottom of the sleeve, a heating pipeline is spirally arranged in the side wall of the main body, a heating circulation structure is arranged on one side of the main body, and the heating circulation structure is connected with the heating pipeline. The cylinder drives the hemispherical frame to slide up and down in the sleeve, so that the solution is caused to flow circularly up and down in the main body, the solution is heated uniformly, and the boiling point is reached rapidly. Improving the efficiency of polyol removal.
Description
Technical Field
The utility model relates to the technical field of crystallization and purification, in particular to a crystallization and purification device for removing polyhydric alcohol from a compound.
Background
Triglycidyl isocyanurate (TGIC), a white crystal, is a heterocyclic polyepoxide compound having excellent heat resistance, weather resistance, light resistance, corrosion resistance, chemical resistance and mechanical properties. The curing agent is mainly used for carboxyl polyester and carboxyl acrylic resin powder coating, and can also be used for manufacturing electrical insulating material laminated boards, printed circuits, various tools, adhesives, plastic stabilizers and the like. In the production of triglycidyl isocyanurate, it is necessary to remove the polyol from the triglycidyl isocyanurate-containing mixture to increase the purity of triglycidyl isocyanurate.
In the chinese patent document with publication number CN217409807U, an ethanol purifying device in ethyl formate is disclosed, and a motor is started to drive a rotating shaft to rotate an axial flow fan blade, so that water is stirred, and the water is heated rapidly. Meanwhile, the rotating shaft drives the driving gear to rotate, and the transmission shaft drives the reciprocating screw rod to rotate under the action of the driven gear, so that the moving plate moves reciprocally, and water is further stirred. The rotating shaft rotates and drives the stirring shaft and the stirring plate to synchronously rotate, so that the ethyl formate is stirred, the ethyl formate is heated rapidly, the heating efficiency of the ethyl formate is improved, the extraction efficiency of ethanol is improved, and the working efficiency is improved.
The scheme disclosed above has the following disadvantages: the rotating shaft drives the stirring plate to rotate and only drives the solution to move radially in the material box, so that the temperature between the parts of the solution gradually tends to be uniform. This uniform heating rate between the parts of the solution by the stirring plate is relatively low, resulting in a longer time for the solution to reach the boiling point.
Disclosure of utility model
The utility model aims to overcome the existing defects, and provides a crystallization and purification device for removing polyol from a compound, which drives a hemispherical frame to move up and down in a sleeve through a cylinder, can drive a solution to circularly flow up and down in a main body, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a crystallization purification device of compound except polyol, includes the main part, the fixed cylinder that is provided with in top of main part, the output of cylinder extends to the inside of main part and fixedly be provided with the movable column, the fixed sleeve that is provided with in the bottom in the main part, the slip is provided with hemisphere frame in the sleeve, hemisphere frame and movable column fixed connection, hemisphere frame's bottom is provided with first check valve, sleeve internal fixation is provided with the fixed plate, be provided with the second check valve on the fixed plate, first through-hole has been seted up to hemisphere frame's spherical surface, the second through-hole has been seted up to telescopic bottom, spiral is provided with the heating pipeline in the lateral wall of main part, one side of main part is provided with the heating circulation structure, the heating circulation structure is connected with the heating pipeline.
Further, the heating circulation structure comprises a water pump, a heater is arranged on the water pump and communicated with the water pump, a liquid inlet pipe is connected to the heater, the other end of the liquid inlet pipe is connected with a heating pipeline, a liquid outlet pipe is connected to the water pump, and the other end of the liquid outlet pipe is connected with the heating pipeline.
Further, the main part top is provided with inlet pipe, blast pipe and liquid filling port, and the liquid filling port communicates with heating pipeline, and the bottom of main part is provided with the discharging pipe.
Further, valves are arranged on the feeding pipe, the discharging pipe, the exhaust pipe and the liquid filling port.
Further, the outer wall of the main body is provided with a heat insulation layer.
Further, a liquid outlet branch pipe is connected to the liquid outlet pipe, and the other end of the liquid outlet branch pipe is connected with a heating pipeline.
Compared with the prior art, the utility model has the beneficial effects that: a device for crystallizing and purifying a compound from a polyol, having the following benefits:
Through setting up sleeve, hemisphere frame and fixed plate. The starting cylinder drives the hemispherical frame to move upwards through the moving column, and the hemispherical frame, the sleeve and the fixed plate form a closed cavity to be in a negative pressure state. At this time, the first one-way valve is closed, the second one-way valve is opened, and the solution flows into the closed chamber through the second one-way valve. When the hemispherical frame moves upwards for a certain distance, the cylinder drives the hemispherical frame to move downwards through the moving column. At this time, the first one-way valve is opened, the second one-way valve is closed, and the liquid in the closed cavity flows into the sleeve through the first one-way valve. The cylinder drives the hemispherical frame to slide up and down in the sleeve, so that the solution is caused to flow circularly up and down in the main body, the solution is heated uniformly, and the boiling point is reached rapidly. Improving the efficiency of polyol removal.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a schematic perspective cross-sectional view of the structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of a structural sleeve of the present utility model;
fig. 4 is a schematic view of a hemispherical suspension of the present utility model.
In the figure: 1. a main body; 2. a feed pipe; 3. a cylinder; 4. an exhaust pipe; 5. a liquid adding port; 6. a water pump; 7. a discharge pipe; 8. a liquid outlet pipe; 9. a liquid inlet pipe; 10. a moving column; 11. a sleeve; 12. a hemispherical shelf; 13. a first one-way valve; 14. a second one-way valve; 15. a fixing plate; 16. a heater.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the device for purifying the compound by removing the polyol comprises a main body 1, wherein a feeding pipe 2 is arranged on the right side of the upper surface of the main body 1, and the feeding pipe 2 is communicated with the inside of the main body 1. The upper surface left side of main part 1 is provided with blast pipe 4, and blast pipe 4 communicates with the inside of main part 1, and blast pipe 4 external condensation box is used for collecting gas. The bottom of main part 1 is provided with discharging pipe 7, and discharging pipe 7 communicates with main part 1 inside.
Specifically, the side wall of the main body 1 is internally and spirally provided with a heating pipeline from top to bottom, one side of the main body 1 is provided with a heating circulation structure, and the heating circulation structure is connected with the heating pipeline.
Specifically, the heating circulation structure comprises a water pump 6, a heater 16 is arranged on the upper surface of the water pump 6, and a liquid outlet hole of the heater 16 is communicated with a liquid inlet hole of the water pump 6 through a pipeline. The liquid inlet hole of the heater 16 is connected with a liquid inlet pipe 9, and the other end of the liquid inlet pipe 9 is connected with a heating pipeline above the inner side wall of the main body 1.
The liquid outlet hole of the water pump 6 is connected with a liquid outlet pipe 8, and the other end of the liquid outlet pipe 8 is connected with a heating pipeline at the lower part in the side wall of the main body 1. The liquid outlet pipe 8 is connected with a liquid outlet branch pipe which is connected with a heating pipeline in the middle of the side wall of the main body 1. By arranging the liquid outlet branch pipe, the temperature above the inner wall of the main body 1 and the temperature below the inner wall are prevented from generating larger temperature difference.
Specifically, the upper surface of main part 1 has seted up the liquid filling port 5 that is located blast pipe 4 right side, and liquid filling port 5 is connected with heating pipeline. And heat conducting liquid is added into the heating pipeline through the liquid adding port 5.
Specifically, valves are arranged on the feeding pipe 2, the discharging pipe 7, the exhaust pipe 4 and the liquid filling port 5. The inside of the main body 1 can be sealed.
The heat conducting liquid is injected into the heating pipeline through the liquid adding port 5, and after the heating pipeline is filled with the heat conducting liquid, the valve on the liquid adding port 5 is closed. The water pump 6 and the heater 16 are started, the heat conduction liquid is pumped out from the heating pipeline by the water pump 6 through the liquid inlet pipe 9, the heat conduction liquid is heated by the heater 16, the heat conduction liquid is kept at a set temperature, and then the water pump 6 is fed into the heating pipeline through the liquid outlet pipe 8 and the liquid outlet branch pipe, so that the heat conduction liquid circularly flows in the heating pipeline, and the temperature reduction in the main body 1 is avoided.
Specifically, the outer wall of the main body 1 is provided with a heat insulating layer. Preventing staff from touching the outer wall of the main body 1 by mistake to cause scalding.
Specifically, the cylinder 3 is fixedly arranged in the center of the upper surface of the main body 1, the output end of the cylinder 3 penetrates through the main body 1 and extends to the inside of the main body 1, and the moving column 10 is fixedly arranged at the output end of the cylinder 3. A sleeve 11 is fixedly arranged at the center of the bottom in the main body 1.
The sleeve 11 is internally provided with a hemispherical frame 12 in a sealing sliding manner, and the top center of the spherical upper surface of the hemispherical frame 12 is fixedly connected with the bottom end of the movable column 10. A first check valve 13 is installed at the center of the bottom of the hemispherical suspension 12. The flow direction of the first one-way valve 13 is from bottom to top.
A fixed plate 15 is fixedly arranged in the sleeve 11, and a second one-way valve 14 is arranged in the center of the fixed plate 15. The flow direction of the second check valve 14 is from bottom to top. The spherical surface of the hemispherical suspension 12 is provided with a plurality of first through holes. The bottom circumference of the sleeve 11 is provided with a plurality of second through holes.
The hemispherical suspension 12 forms a closed chamber with the sleeve 11 and the fixing plate 15.
The starting cylinder 3 drives the hemispherical frame 12 to move upwards through the moving column 10, and a closed cavity formed by the hemispherical frame 12, the sleeve 11 and the fixing plate 15 is in a negative pressure state. At this time, the first check valve 13 is closed, the second check valve 14 is opened, and the solution flows into the sleeve 11 through the second through hole at the bottom of the sleeve 11, and then flows into the closed chamber through the second check valve 14.
When the hemispherical suspension 12 moves up a certain distance, the cylinder 3 pushes the hemispherical suspension 12 to move down by the moving post 10. At this time, the first check valve 13 is opened, the second check valve 14 is closed, and the solution in the closed cavity flows into the hemispherical frame 12 through the first check valve 13, and then flows into the main body 1 through the first through hole on the spherical surface of the hemispherical frame 12, so as to drive the solution in the main body 1 to flow.
The cylinder 3 drives the hemispherical frame 12 to slide up and down in the sleeve 11, so that the solution is caused to flow circularly up and down in the main body 1, and the solution is heated uniformly and reaches the boiling point quickly.
The utility model provides a crystallization and purification device for removing polyol from a compound, which has the following working principle:
Firstly, heat conduction liquid is injected into a heating pipeline through a liquid adding port 5, and after the heating pipeline is filled with the heat conduction liquid, a valve on the liquid adding port 5 is closed.
The water pump 6 and the heater 16 are started, the heat conduction liquid is pumped out of the heating pipeline by the water pump 6 through the liquid inlet pipe 9, the heat conduction liquid is heated by the heater 16, and then the water pump 6 is sent into the heating pipeline through the liquid outlet pipe 8 and the liquid outlet branch pipe, so that the heat conduction liquid circularly flows.
A solution containing triglycidyl isocyanurate was added to the main body 1 via the feed pipe 2. The starting cylinder 3 drives the hemispherical frame 12 to move upwards through the moving column 10, at the moment, the first one-way valve 13 is closed, and the second one-way valve 14 is opened. Because the hemispherical frame 12, the sleeve 11 and the fixing plate 15 form a closed cavity in a negative pressure state, the solution flows into the sleeve 11 through the second through hole at the bottom of the sleeve 11 and then flows into the closed cavity through the second one-way valve 14.
After the hemispherical frame 12 moves up a certain distance, a certain amount of triglycidyl isocyanurate solution flows into the closed chamber, and then the cylinder 3 pushes the hemispherical frame 12 to move down through the moving column 10. At this time, the first check valve 13 is opened and the second check valve 14 is closed. After flowing into the hemispherical frame 12 through the first one-way valve 13, the solution in the closed cavity is converged into the main body 1 through the first through hole on the spherical surface of the hemispherical frame 12, so as to drive the solution in the main body 1 to flow.
After the polyol is heated to the boiling point, the temperature is kept constant, and vapor evaporated from the polyol is collected in a condensing box through an exhaust pipe 4, so that the mutual separation of the polyol and triglycidyl isocyanurate is realized.
The utility model realizes that the cylinder 3 drives the hemispherical frame 12 to slide up and down in the sleeve 11, so that the solution is promoted to flow up and down in the main body 1 in a circulating way, and the solution is heated uniformly and reaches the boiling point quickly. Improving the efficiency of polyol removal.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A device for the crystallization and purification of a compound from a polyol, comprising a body (1), characterized in that: the utility model discloses a heating device, including main part (1), cylinder (3) are fixed to be provided with at the top of main part (1), the output of cylinder (3) extends to the inside of main part (1) and is fixedly provided with movable column (10), the fixed sleeve (11) that is provided with in bottom in main part (1), the sliding of sleeve (11) is provided with hemisphere frame (12), hemisphere frame (12) and movable column (10) fixed connection, the bottom of hemisphere frame (12) is provided with first check valve (13), sleeve (11) internal fixation is provided with fixed plate (15), be provided with second check valve (14) on fixed plate (15), first through-hole has been seted up to the spherical face of hemisphere frame (12), the second through-hole has been seted up to the bottom of sleeve (11), spiral is provided with heating pipeline in the lateral wall of main part (1), one side of main part (1) is provided with heating cycle structure, heating cycle structure and heating pipeline connection.
2. The apparatus for crystallizing and purifying a compound from which polyol is removed as claimed in claim 1, wherein: the heating circulation structure comprises a water pump (6), a heater (16) is arranged on the water pump (6), the heater (16) is communicated with the water pump (6), a liquid inlet pipe (9) is connected to the heater (16), the other end of the liquid inlet pipe (9) is connected with a heating pipeline, a liquid outlet pipe (8) is connected to the water pump (6), and the other end of the liquid outlet pipe (8) is connected with the heating pipeline.
3. The apparatus for crystallizing and purifying a compound from which polyol is removed as claimed in claim 1, wherein: the top of the main body (1) is provided with a feeding pipe (2), an exhaust pipe (4) and a liquid adding port (5), the liquid adding port (5) is communicated with a heating pipeline, and the bottom of the main body (1) is provided with a discharging pipe (7).
4. A crystallization purification apparatus for removing polyol from a compound according to claim 3, wherein: valves are arranged on the feeding pipe (2), the discharging pipe (7), the exhaust pipe (4) and the liquid adding port (5).
5. The apparatus for crystallizing and purifying a compound from which polyol is removed as claimed in claim 1, wherein: the outer wall of the main body (1) is provided with a heat insulation layer.
6. A crystallization purification apparatus for removing polyol from a compound according to claim 2, wherein: the liquid outlet pipe (8) is connected with a liquid outlet branch pipe, and the other end of the liquid outlet branch pipe is connected with a heating pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323088000.5U CN221131045U (en) | 2023-11-15 | 2023-11-15 | Crystallization purification device for removing polyhydric alcohol from compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323088000.5U CN221131045U (en) | 2023-11-15 | 2023-11-15 | Crystallization purification device for removing polyhydric alcohol from compound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221131045U true CN221131045U (en) | 2024-06-14 |
Family
ID=91419720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323088000.5U Active CN221131045U (en) | 2023-11-15 | 2023-11-15 | Crystallization purification device for removing polyhydric alcohol from compound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221131045U (en) |
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2023
- 2023-11-15 CN CN202323088000.5U patent/CN221131045U/en active Active
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