CN213912404U - Rectifying device for high-boiling-point materials - Google Patents
Rectifying device for high-boiling-point materials Download PDFInfo
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- CN213912404U CN213912404U CN202022471166.5U CN202022471166U CN213912404U CN 213912404 U CN213912404 U CN 213912404U CN 202022471166 U CN202022471166 U CN 202022471166U CN 213912404 U CN213912404 U CN 213912404U
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- 239000000463 material Substances 0.000 title claims abstract description 60
- 238000010992 reflux Methods 0.000 claims abstract description 33
- 239000007791 liquid phase Substances 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 239000012071 phase Substances 0.000 claims abstract description 16
- 238000009835 boiling Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 8
- 239000000498 cooling water Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008258 liquid foam Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a rectifying device for high boiling point materials, which comprises a rectifying tower, a first condenser and a collecting tank, wherein the rectifying tower is provided with a feeding port, a bottom discharge port and a top gas phase outlet, the first condenser is provided with a gas phase feeding port and a first condensed material outlet, the top gas phase outlet is communicated with the gas phase feeding port, the first condensed material outlet is communicated with the collecting tank, the top end of the rectifying tower is fixedly provided with an internal reflux condenser, and a condensed material channel of the internal reflux condenser is communicated with the rectifying tower; a gas-liquid distributor is arranged in the inner cavity of the rectifying tower; the rectifying tower is provided with a liquid phase discharge port which is communicated with a liquid tank of the gas-liquid distributor. The rectifying device for the high-boiling-point materials is reasonable in structure and easy to carry out normal cooling liquefaction on the high-boiling-point materials.
Description
Technical Field
The utility model relates to a rectifier unit especially relates to a rectifier unit for high boiling point material.
Background
When the high-boiling-point material is rectified at normal pressure, the steam temperature can reach over 130 ℃, when the steam enters the condenser, cooling water for cooling the steam in the condenser is very easy to vaporize, the good condensation effect cannot be achieved, and meanwhile, the stability of the condenser is also influenced;
in the prior art, the high boiling point materials are often condensed as much as possible by controlling the temperature and the flow of cooling water, and the operation is difficult.
Therefore, there is a need for an improvement in the prior art rectification apparatus for high boiling point materials.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a rectifier unit for high boiling point material, easily carry out normal cooling liquefaction to high boiling point material.
In order to realize the technical effects, the utility model adopts the technical scheme that: a rectifying device for high-boiling-point materials comprises a rectifying tower, a first condenser and a collecting tank, wherein the rectifying tower is provided with a feeding port, a bottom discharging port and a top gas-phase outlet, the first condenser is provided with a gas-phase feeding port and a first condensed material outlet, the top gas-phase outlet is communicated with the gas-phase feeding port, the first condensed material outlet is communicated with the collecting tank, the top end of the rectifying tower is fixedly provided with an internal reflux condenser, and a condensed material channel of the internal reflux condenser is communicated with the rectifying tower; a gas-liquid distributor is arranged in the inner cavity of the rectifying tower; the rectifying tower is provided with a liquid phase discharge port which is communicated with a liquid tank of the gas-liquid distributor.
The preferable technical scheme is that the device further comprises a second condenser, a liquid-phase feed inlet of the second condenser is communicated with a liquid-phase discharge outlet through a discharge pipeline, and a second condensed material outlet of the second condenser is communicated with the collecting tank.
The preferable technical scheme is that the side wall of the rectifying tower is provided with an outer reflux opening, and the discharge pipeline is communicated with the outer reflux opening through a reflux pump.
The preferable technical scheme is that a pipeline between the first condensed material outlet and the collecting tank is communicated with the outer reflux port.
The preferable technical scheme is that the outer reflux opening is positioned between the liquid phase discharge opening and the feeding opening.
The preferred technical scheme is that the gas-liquid distributor is a fluted disc distributor.
The utility model has the advantages and the beneficial effects that: the utility model discloses a rectifier unit for high boiling material is rational in infrastructure, through set up internal reflux condenser on the rectifying column, the rectifying column sets up the liquid phase discharge gate, and the noncondensable gas that derives from internal reflux condenser gets into first condenser and cools off, and the material liquid that internal reflux condenser condenses out is discharged from the liquid phase discharge gate; compared with the prior art, the cooling effect of the high-boiling-point material is greatly improved, the cooling water vaporization of the first condenser is avoided, and the stability of the condenser system is ensured.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment 1 of the rectifying device for high boiling point materials of the present invention;
FIG. 2 is a schematic structural diagram of embodiment 2 of the rectifying device for high boiling point materials of the present invention;
in the figure: 1. a rectifying tower; 11. a feeding port; 12. a bottom discharge hole; 13. an outer reflux port; 14. a top gas phase outlet; 15. a liquid phase discharge port; 2. a first condenser; 21. a gas phase feed inlet; 22. a first condensed material outlet; 3. an internal reflux condenser; 31. a coolant inlet; 32. a coolant outlet; 4. a discharge pipeline; 41. a valve; 5. a gas-liquid distributor; 6. a collection tank; 7. a second condenser; 71. a liquid phase feed inlet; 72. a second condensed material outlet; 8. a reflux pump.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The references to "above" and "below" are made with respect to the normal use of the rectification column only for the convenience of describing the present invention and for the simplicity of description, and are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Gas-liquid distributor
The gas-liquid distributor is divided into a pipe groove type, a hole groove type, a groove disc type and the like according to a combination mode;
the fluted disc type gas-liquid distributor has the functions of a liquid collector, a liquid distributor, a gas distributor and the three, and has the advantages of low occupied space height, strong anti-blocking capability, no liquid foam entrainment, large operation elasticity, reduced pressure and the like;
the position of the liquid phase discharge port is slightly higher than the height of the base plate of the fluted disc type gas-liquid distributor, so that the material condensate can conveniently overflow from the liquid phase discharge port.
Internal reflux condenser
The cooling water of the internal reflux condenser is not polluted by secondary steam and can be recycled; the device is not limited by the space height, and can be installed vertically or horizontally; the cooling effect can also be ensured.
Second condenser
The temperature of the liquid phase material flowing out of the internal reflux condenser is still higher, and a second condenser is needed to carry out secondary cooling on the liquid phase material.
Example 1
As shown in fig. 1, the rectifying apparatus for high boiling point materials of embodiment 1 includes a rectifying tower 1, a first condenser 2 and a collecting tank 6, wherein the rectifying tower 1 is provided with a material inlet 11, a bottom material outlet 12 and a top gas outlet 14, the first condenser 2 is provided with a gas phase material inlet 21 and a first condensed material outlet 22 communicated with a first condensed material channel, the top gas outlet 14 is communicated with the gas phase material inlet 21, the first condensed material outlet 22 is communicated with the collecting tank 6, the top end of the rectifying tower 1 is fixedly provided with an internal reflux condenser 3, the internal reflux condenser 3 is provided with a cooling liquid inlet 31 and a cooling liquid outlet 32 communicated with a cooling medium channel, and a condensed material channel of the internal reflux condenser 3 is communicated with the rectifying tower 1; a gas-liquid distributor 5 is arranged in the inner cavity of the rectifying tower 1; the rectifying tower 1 is provided with a liquid phase discharge port 15, and the liquid phase discharge port 15 is communicated with a liquid tank of the gas-liquid distributor 5.
The liquid phase condenser is characterized by further comprising a second condenser 7, a liquid phase feeding hole 71 and a second condensed material outlet 72 are formed in the second condenser 7, the second condensed material channel is communicated with the second condensed material channel, the liquid phase feeding hole 71 is communicated with the liquid phase discharging hole 15 through the discharging pipeline 4, and the second condensed material outlet 72 is communicated with the collecting tank 6.
The gas-liquid distributor 5 is a fluted disc distributor.
When the device is used in an embodiment, high-boiling-point materials in the rectifying tower 1 are evaporated upwards in an inner cavity of the rectifying tower, enter the internal reflux condenser 3 for cooling, part of high-boiling-point material steam is condensed into liquid, flows out of the internal reflux condenser 3, falls into the gas-liquid distributor 5, enters the second condenser 7 from the liquid-phase discharge port 15 for continuous condensation and cooling, and finally flows into the collecting tank 6;
part of the high boiling point material steam is still in a steam state and continues upwards, enters the first condenser 2, is cooled, cooled and liquefied in the first condenser 2, and then flows into the collecting tank 6.
Example 2
As shown in fig. 2, example 2 is based on example 1, and is different in that the side wall of the rectifying column 1 is provided with an external reflux port 13, and the discharge pipe 4 is communicated with the external reflux port 13 through a reflux pump 8.
The pipeline between the first condensed material outlet 22 and the collecting tank 6 is communicated with the outer return port 13.
The outer return port 13 is located between the liquid phase discharge port 15 and the feed port 11.
The discharge pipeline 4 is provided with a valve 41.
The differences between example 2 and example 1 are: the condensed materials flowing out from the liquid phase discharge port 15 and the first condensed material outlet 22 can be continuously rectified by selecting whether to open the reflux pump 8 according to actual conditions so that the materials enter the rectifying tower from the outer reflux port 13.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A rectifying device for high-boiling-point materials comprises a rectifying tower, a first condenser and a collecting tank, wherein the rectifying tower is provided with a feeding port, a bottom discharging port and a top gas-phase outlet, the first condenser is provided with a gas-phase feeding port and a first condensed material outlet, the top gas-phase outlet is communicated with the gas-phase feeding port, and the first condensed material outlet is communicated with the collecting tank; a gas-liquid distributor is arranged in the inner cavity of the rectifying tower; the rectifying tower is provided with a liquid phase discharge port which is communicated with a liquid tank of the gas-liquid distributor.
2. The rectification device for high-boiling-point materials according to claim 1, further comprising a second condenser, wherein a liquid-phase feed inlet of the second condenser is communicated with the liquid-phase discharge outlet through a discharge pipeline, and a second condensed material outlet of the second condenser is communicated with the collection tank.
3. The rectification device for high-boiling-point materials according to claim 2, wherein an outer reflux opening is formed in the side wall of the rectification tower, and the discharge pipeline is communicated with the outer reflux opening through a reflux pump.
4. The rectification apparatus for high boiling point materials according to claim 3, wherein a pipe between the first condensed material outlet and the collection tank is communicated with the outer reflux port.
5. The rectification device for high-boiling point materials according to claim 3, wherein the outer reflux port is located between the liquid phase discharge port and the feed port.
6. The rectification apparatus for high boiling point materials of claim 1, wherein the gas-liquid distributor is a trough-tray distributor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022471166.5U CN213912404U (en) | 2020-10-30 | 2020-10-30 | Rectifying device for high-boiling-point materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022471166.5U CN213912404U (en) | 2020-10-30 | 2020-10-30 | Rectifying device for high-boiling-point materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213912404U true CN213912404U (en) | 2021-08-10 |
Family
ID=77165662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022471166.5U Active CN213912404U (en) | 2020-10-30 | 2020-10-30 | Rectifying device for high-boiling-point materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213912404U (en) |
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2020
- 2020-10-30 CN CN202022471166.5U patent/CN213912404U/en active Active
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