CN214749158U - Online sampling device of natural VE molecular distillation - Google Patents
Online sampling device of natural VE molecular distillation Download PDFInfo
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- CN214749158U CN214749158U CN202121092035.4U CN202121092035U CN214749158U CN 214749158 U CN214749158 U CN 214749158U CN 202121092035 U CN202121092035 U CN 202121092035U CN 214749158 U CN214749158 U CN 214749158U
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Abstract
The utility model discloses an online sampling device of natural VE molecular distillation belongs to molecular distillation device technical field, including distillation plant, the external connection on distillation layer has heat source import and heat source export, distillation plant's inside is equipped with the feed liquid, the top of feed liquid is equipped with real empty room, real empty room's inside is equipped with dispersion component and evaporation condensation surface, distillation plant's inside is equipped with and runs through the pipe that link up wherein, the inside that runs through the pipe is equipped with suction pump and suction tube, the suction tube is equipped with first valve with the position department that dispersion component is connected, the end of suction tube still is connected with the drainage tube, the drainage tube is equipped with the second valve in the position department of connecting the suction tube, the end-to-end connection of suction tube has the on-line detection component, the on-line detection component is connected with the controller, the first valve of controller electrical connection, second valve and suction pump. Can realize natural VE molecular distillation, can realize online sampling test at the in-process of distillation simultaneously, promote the quality and the efficiency of distillation, solve the problem that exists among the prior art.
Description
Technical Field
The utility model relates to a natural VE molecular distillation online sampling device belongs to molecular distillation technical field.
Background
Molecular distillation is a special liquid-liquid separation technology, which is different from traditional distillation and relies on the principle of difference in boiling point and difference in mean free path of molecular motion of different substances to realize separation. Molecular distillation includes various types, falling film type molecular distillation equipment is suitable for natural VE molecular distillation, falling film type molecular distillation equipment in the prior art lacks on-line detection equipment, and a distilled feed liquid cannot be detected to determine molecular residues after distillation and determine the distillation process, so that an on-line sampling device for natural VE molecular distillation is called as an urgent need at present.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to provide an online sampling device of natural VE molecular distillation has solved the problem that appears among the prior art.
The utility model relates to a natural VE molecular distillation online sampling device, which comprises a distillation device, wherein a distillation layer is arranged outside the distillation device, a heat source inlet and a heat source outlet are connected outside the distillation layer, a feed liquid is arranged inside the distillation device, a vacuum chamber is arranged above the feed liquid, a dispersion element and an evaporation condensation surface are arranged inside the vacuum chamber, a through pipe which penetrates through the distillation device is arranged inside the distillation device, a suction pump and a suction pipe are arranged inside the through pipe, the suction pipe is communicated with the dispersion element, a first valve is arranged at the position where the suction pipe is connected with the dispersion element, the tail end of the suction pipe is also connected with a drainage pipe, a second valve is arranged at the position where the drainage pipe is connected, the tail end of the suction pipe is connected with an online detection element, the online detection element is connected with a controller, and the controller is electrically connected with the first valve, the second valve and the suction pump.
The outside of the distillation equipment is also connected with a condenser, the condenser is connected with a low-boiling container, and the outside of the low-boiling container is connected with a vacuum buffer tank.
And a cooling water inlet and outlet is arranged outside the vacuum chamber.
And a liquid outlet is arranged below the distillation equipment.
The first valve and the second valve are both solenoid valves.
The controller adopts STM32 type singlechip.
Compared with the prior art, the utility model, following beneficial effect has:
a natural VE molecular distillation online sampling device, can realize natural VE molecular distillation, can realize online sampling test at the in-process of distillation simultaneously, promote distillated quality and efficiency, solved the problem that exists among the prior art.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a circuit connection block diagram of a controller according to an embodiment of the present invention;
in the figure: 1. a controller; 2. a vacuum chamber; 3. feed liquid; 4. a low boiling vessel; 5. a through pipe; 6. a suction pump; 7. a liquid discharge port; 8. a heat source inlet; 9. an on-line detection element; 10. a distillation layer; 11. a heat source outlet; 12. a cooling water inlet and outlet; 13. evaporating the condensing surface; 14. a dispersion element; 15. a drainage tube; 16. a second valve; 17. a suction tube; 18. a condenser; 19. a vacuum buffer tank; 20. a first valve.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
example 1:
as shown in fig. 1-2, the on-line sampling device for VE molecular distillation in natural environment comprises a distillation apparatus, a distillation layer 10 is arranged outside the distillation apparatus, a heat source inlet 8 and a heat source outlet 11 are connected to the outside of the distillation layer 10, a feed liquid 3 is arranged inside the distillation apparatus, a vacuum chamber 2 is arranged above the feed liquid 3, a dispersion element 14 and an evaporation condensation surface 13 are arranged inside the vacuum chamber 2, a through pipe 5 passing through the distillation apparatus is arranged inside the distillation apparatus, a suction pump 6 and a suction pipe 17 are arranged inside the through pipe 5, the suction pipe 17 is communicated with the dispersion element 14, a first valve 20 is arranged at the position where the suction pipe 17 is connected with the dispersion element 14, a drainage pipe 15 is further connected to the end of the suction pipe 17, a second valve 16 is arranged at the position where the suction pipe 17 is connected, and the end of the suction pipe 17 is connected with an on-line detection element 9, the controller 1 is connected to the on-line detection element 9, and the controller 1 is electrically connected to the first valve 20, the second valve 16, and the suction pump 6.
The outside of the distillation equipment is also connected with a condenser 18, the condenser 18 is connected with the low-boiling vessel 4, and the outside of the low-boiling vessel 4 is connected with a vacuum buffer tank 19.
The outside of the vacuum chamber 2 is provided with a cooling water inlet/outlet 12.
A liquid outlet 7 is arranged below the distillation equipment.
The first valve 20 and the second valve 16 are solenoid valves.
The controller 1 adopts an STM32 type single chip microcomputer.
The working principle of the embodiment is as follows: when the device works, a distillation layer 10 is arranged below the distillation equipment, the feed liquid 3 in the distillation equipment is distilled through a heat source inlet 8 and a heat source outlet 11, the feed liquid is continuously conveyed to a vacuum chamber 2 through a suction pump 6 in the distillation process, the feed liquid is dispersed into a liquid film through a dispersion element 14 and falls down, the dispersion element 14 is also connected with a liquid distributor, the liquid distributor flows up and down on an evaporation condensing surface 13, low-boiling-point substances in the heated feed liquid are condensed through a condenser 18 under the vacuum condition, the distillation of natural VE molecules is realized, the devolatilized feed liquid 3 returns to the lower part again, and the repeated cycle operation is carried out through the suction pump 6; during detection, after distillation is carried out for a certain time, the controller respectively controls the closing of the first valve 20 and the opening of the second valve 16, the first valve 20 is a two-way electromagnetic valve, so that the feed liquid 3 enters the suction pipe 15 through the suction pump 6 and then enters the online detection element 9 for detection, the detected data is received by the controller 1, the controller 1 controls the suction pump 6 to work continuously, if the detected result normally represents that molecular distillation is completed, the suction pump 6 can be closed and does not work continuously, and online detection is realized.
Adopt above to combine the drawing description the utility model discloses an online sampling device of natural VE molecular distillation of embodiment can realize natural VE molecular distillation, can realize online sampling test at the in-process of distillation simultaneously, promotes distillative quality and efficiency, has solved the problem that exists among the prior art. The present invention is not limited to the embodiments described, but rather, variations, modifications, substitutions and alterations from the embodiments described herein are possible without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a natural VE molecular distillation online sampling device which characterized in that: comprises a distillation device, a distillation layer (10) is arranged outside the distillation device, a heat source inlet (8) and a heat source outlet (11) are connected outside the distillation layer (10), a feed liquid (3) is arranged inside the distillation device, a vacuum chamber (2) is arranged above the feed liquid (3), a dispersion element (14) and an evaporation condensation surface (13) are arranged inside the vacuum chamber (2), a through pipe (5) penetrating through the distillation device is arranged inside the distillation device, a suction pump (6) and a suction pipe (17) are arranged inside the through pipe (5), the suction pipe (17) is communicated with the dispersion element (14), a first valve (20) is arranged at the position where the suction pipe (17) is connected with the dispersion element (14), a drainage pipe (15) is also connected at the tail end of the suction pipe (15), a second valve (16) is arranged at the position where the drainage pipe (17) is connected, and an online detection element (9) is connected at the tail end of the suction pipe (17), the online detection element (9) is connected with a controller (1), and the controller (1) is electrically connected with the first valve (20), the second valve (16) and the suction pump (6).
2. The on-line sampling device for molecular distillation of natural VE according to claim 1, characterized in that: the distillation equipment is characterized in that a condenser (18) is further connected to the outside of the distillation equipment, the condenser (18) is connected with a low-boiling container (4), and a vacuum buffer tank (19) is connected to the outside of the low-boiling container (4).
3. The on-line sampling device for molecular distillation of natural VE according to claim 1, characterized in that: and a cooling water inlet and outlet (12) is arranged outside the vacuum chamber (2).
4. The on-line sampling device for molecular distillation of natural VE according to claim 1, characterized in that: a liquid outlet (7) is arranged below the distillation equipment.
5. The on-line sampling device for molecular distillation of natural VE according to claim 1, characterized in that: the first valve (20) and the second valve (16) are both solenoid valves.
6. The on-line sampling device for molecular distillation of natural VE according to claim 1, characterized in that: the controller (1) adopts an STM32 type single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121092035.4U CN214749158U (en) | 2021-05-20 | 2021-05-20 | Online sampling device of natural VE molecular distillation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121092035.4U CN214749158U (en) | 2021-05-20 | 2021-05-20 | Online sampling device of natural VE molecular distillation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214749158U true CN214749158U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121092035.4U Active CN214749158U (en) | 2021-05-20 | 2021-05-20 | Online sampling device of natural VE molecular distillation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214749158U (en) |
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2021
- 2021-05-20 CN CN202121092035.4U patent/CN214749158U/en active Active
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