CN221206831U - Liquid negative pressure low-temperature distillation equipment - Google Patents
Liquid negative pressure low-temperature distillation equipment Download PDFInfo
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- CN221206831U CN221206831U CN202322954345.8U CN202322954345U CN221206831U CN 221206831 U CN221206831 U CN 221206831U CN 202322954345 U CN202322954345 U CN 202322954345U CN 221206831 U CN221206831 U CN 221206831U
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- 239000007788 liquid Substances 0.000 title claims abstract description 75
- 238000005292 vacuum distillation Methods 0.000 title abstract description 10
- 238000004821 distillation Methods 0.000 claims abstract description 94
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 238000001914 filtration Methods 0.000 claims abstract description 30
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 14
- 239000002893 slag Substances 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 12
- 241000196324 Embryophyta Species 0.000 claims description 9
- 241000220317 Rosa Species 0.000 claims description 6
- 239000002699 waste material Substances 0.000 abstract description 27
- 239000012535 impurity Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000002156 mixing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000007790 scraping Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000011550 stock solution Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model belongs to the technical field of negative pressure low-temperature distillation equipment, and particularly relates to liquid negative pressure low-temperature distillation equipment which comprises a distillation tank and a supporting seat, wherein a filtering device is arranged on the left side of the top of the distillation tank and comprises a conveying mechanism and a filtering mechanism, the distillation device is arranged in the distillation tank and comprises a vacuum mechanism, a stirring mechanism, a cleaning mechanism and a liquid draining mechanism. This liquid negative pressure low temperature distillation equipment filters the interception through setting up filter equipment with the fixed impurity in the waste liquid, avoids impurity too much in the waste liquid to influence distillation effect, after filter plate uses for a long time, also can take out it and clear up, uses more convenience, stirs the inside waste liquid of retort through rabbling mechanism, makes it be heated evenly, wherein clean mechanism's setting scrapes impurity on the retort inner wall, avoids impurity adhesion in the inner wall of retort, causes its inner wall to be corroded.
Description
Technical Field
The utility model relates to the technical field of negative pressure low-temperature distillation equipment, in particular to liquid negative pressure low-temperature distillation equipment.
Background
The principle of the negative pressure low temperature distillation is that the boiling point of liquid changes with the external pressure, namely, the boiling occurs when the saturated vapor pressure of the liquid reaches the external pressure. The boiling point of the liquid can be reduced by reducing the pressure of the system, the liquid is boiled at a lower temperature, a pressure source is provided by a vacuum pump, the inside of the distillation kettle is vacuumized to be more than 90kpa, the boiling point of the liquid (water) is about 45 ℃, water begins to evaporate to remove vapor at the temperature, solid substances with the boiling point higher than that of water and insoluble in water remain in the cavity at normal temperature and normal pressure, the heat conductivity is easily reduced for a long time, the distillation efficiency is reduced, and the improvement is needed.
As disclosed in chinese patent publication No. CN214680098U, when in use, the apparatus is opened, the vacuum pump starts to work, the automatic air valve on the liquid inlet of the stock solution is opened, the stock solution is automatically sucked into the kettle body by negative pressure, after the liquid inlet is completed, the steam enters the steam from the steam inlet pipe, the stock solution in the kettle body is heated, during the heating process, the motor is started to drive the main shaft to rotate, thereby driving the blades and the scraping plate on the main shaft to rotate, the blades play the roles of stirring and conveying materials when rotating, and the scraping plate scrapes the residues adhered on the inner wall of the kettle body when rotating; the water in the waste liquid begins to vaporize and turns into water vapor, the water enters the filter, the water enters the condenser through the filter, the water is changed into liquid water after heat exchange under the action of refrigerant in the condenser, the liquid water enters the water return tank, the vacuum pump stops working after the liquid water is distilled out completely, the vacuum pump breaks vacuum in the kettle body, the cylinder in the slag discharging mechanism is opened, the piston drives the piston to separate from the slag discharging port, at the moment, the main shaft rotates under the driving of the motor, the scraping plate scrapes the slag, and the blade outputs the scraped slag.
However, in the liquid negative pressure cryogenic distillation apparatus of the above application, the sources of the waste liquid to be distilled are different from each other, and some waste liquid may contain a large amount of solid impurities, and if distillation is directly performed without filtration, the distillation efficiency is reduced, so that there is a certain limitation.
For this reason, it is highly desirable to provide a liquid negative pressure cryogenic distillation apparatus.
Disclosure of utility model
The utility model aims to provide liquid negative pressure low-temperature distillation equipment, which solves the problems that the liquid negative pressure low-temperature distillation equipment in the prior art has different internal sources of waste liquid needing distillation, and some waste liquid possibly contains a large amount of solid impurities, and the distillation efficiency is reduced if the distillation is directly carried out without filtering.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a liquid negative pressure cryogenic distillation equipment, includes retort and supporting seat, two the supporting seat is fixed connection respectively in the surface bottom left and right sides of retort, the top left side of retort is provided with filter equipment, the inside of retort is provided with distillation plant.
The filtering device comprises a conveying mechanism and a filtering mechanism, wherein the conveying mechanism is arranged on the left side of the top of the distillation tank, and the filtering mechanism is arranged in the conveying mechanism.
The conveying mechanism comprises a conveying pipe, an electromagnetic sealing valve, a filter tank and a liquid inlet pipe, wherein the conveying pipe is fixedly connected to the left side of the top of the distillation tank, the electromagnetic sealing valve is fixedly arranged on the outer surface of the conveying pipe, the filter tank is fixedly connected to the top of the conveying pipe, the liquid inlet pipe is fixedly connected to the center of the top of the filter tank, and waste liquid is conveyed to the filter tank through the liquid inlet pipe to be filtered.
Further improved lie in, filtering mechanism includes filter box, filter, pull ring, the filter box sets up in the inside of rose box, filter fixed connection is in the inside bottom of filter box, pull ring fixed connection is in the back center of filter box, carries out filtration treatment to the solid impurity in the waste liquid through the filter.
The filter box is characterized in that the back of the filter box is provided with a sliding groove, the filter box is connected with the inside of the sliding groove in a sliding way, the upper surface of the filter plate is uniformly provided with filter holes, when the filter plate is used for a long time, the filter box can be taken out from the sliding groove by pulling the pull ring, the filter plate and the filter box are cleaned, and the filter holes are prevented from being blocked, so that the filtering effect is affected.
The distillation device is further improved in that the distillation device comprises a vacuum mechanism, a stirring mechanism, a cleaning mechanism and a liquid draining mechanism, wherein the vacuum mechanism is arranged at the center of the top of the distillation tank, the stirring mechanism is arranged inside the distillation tank, the cleaning mechanism is arranged on the stirring mechanism, and the liquid draining mechanism is arranged outside the distillation tank.
The vacuum mechanism comprises a vacuum pump, an exhaust pipe, a steam inlet pipe and a one-way sealing valve, wherein the vacuum pump is fixedly arranged at the center of the top of the distillation tank, the top of the exhaust pipe is fixedly connected with an exhaust hole of the vacuum pump, the bottom of the exhaust pipe extends into the distillation tank, the distillation tank is internally pumped to negative pressure through the vacuum pump in combination with the exhaust pipe, the steam inlet pipe is fixedly connected to the left side of the top of the distillation tank, high-temperature steam is led into the distillation tank through the steam inlet pipe to heat waste liquid, and the one-way sealing valve is fixedly arranged on the outer surface of the steam inlet pipe.
Further improvement lies in, rabbling mechanism includes agitator motor, (mixing) shaft, stirring auger, agitator motor installs in the left side surface center of retort, the left end of (mixing) shaft is connected in agitator motor's output, and its right-hand member extends into the inside of retort, stirring auger fixed connection is in the surface of (mixing) shaft, stirs the inside waste liquid of retort through stirring auger's rotation, more is favorable to the even heating of waste liquid.
The cleaning mechanism comprises a connecting ring, connecting rods and scraping plates, wherein the connecting rings are respectively and fixedly connected to the left side and the right side of the outer surface of a stirring shaft, the connecting rods are respectively and fixedly connected to the front side and the rear side of the outer surface of the connecting rings, the scraping plates are respectively and fixedly connected to the outer ends of the connecting rods, the scraping plates are synchronously driven to rotate when the stirring shaft rotates, impurities on the inner wall of the distillation tank are scraped off, and the phenomenon that the impurities adhere to the inner wall of the distillation tank to cause the inner wall of the distillation tank to be corroded is avoided.
The further improvement lies in, liquid discharging mechanism includes distillation tube and scum pipe, distillation tube fixed connection is on the top right side of retort, scum pipe fixed connection is on the bottom right side of retort, electromagnetic seal valve is installed respectively to the surface of distillation tube and scum pipe, carries out condensation recovery to external condensing box with the vapor after the distillation through the distillation tube, and the scum pipe then discharges the impurity after the distillation.
Compared with the prior art, the utility model has the beneficial effects that:
1. This liquid negative pressure cryogenic distillation equipment filters the interception through setting up filter equipment with the fixed impurity in the waste liquid, avoids impurity in the waste liquid too much to influence distillation effect, after filter plate uses for a long time, also can take out it and clear up, uses more convenience.
2. This liquid negative pressure cryogenic distillation equipment stirs the inside waste liquid of retort through rabbling mechanism, makes it be heated evenly, and wherein clean mechanism's setting scrapes the impurity on the retort inner wall, avoids impurity adhesion in the inner wall of retort, causes its inner wall to be corroded.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is a schematic cross-sectional elevation view of the present utility model;
fig. 4 is a rear view of the filtering device of the present utility model.
In the figure: 1. a distillation pot; 2. a support base; 301. a delivery tube; 302. an electromagnetic sealing valve; 303. a filter box; 304. a liquid inlet pipe; 305. a filter box; 306. a filter plate; 307. a pull ring; 401. a vacuum pump; 402. an exhaust pipe; 403. a steam inlet pipe; 404. a one-way sealing valve; 405. a stirring motor; 406. a stirring shaft; 407. stirring the auger; 408. a connecting ring; 409. a connecting rod; 410. a scraper; 411. a distillation tube; 412. and a slag discharging pipe.
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:
Embodiment one:
The utility model provides a liquid negative pressure cryogenic distillation equipment, includes retort 1 and supporting seat 2, and two supporting seats 2 are fixed connection respectively in the surface bottom left and right sides of retort 1, and the top left side of retort 1 is provided with filter equipment, and the inside of retort 1 is provided with distillation plant.
The filtering device comprises a conveying mechanism and a filtering mechanism, the conveying mechanism is arranged at the left side of the top of the distillation tank 1, and the filtering mechanism is arranged in the conveying mechanism.
The conveying mechanism comprises a conveying pipe 301, an electromagnetic sealing valve 302, a filtering box 303 and a liquid inlet pipe 304, wherein the conveying pipe 301 is fixedly connected to the left side of the top of the distillation tank 1, the electromagnetic sealing valve 302 is fixedly arranged on the outer surface of the conveying pipe 301, the filtering box 303 is fixedly connected to the top of the conveying pipe 301, the liquid inlet pipe 304 is fixedly connected to the center of the top of the filtering box 303, and waste liquid is conveyed to the inside of the filtering box 303 through the liquid inlet pipe 304 for filtering treatment.
The filter mechanism comprises a filter box 305, a filter plate 306 and a pull ring 307, wherein the filter box 305 is arranged in the filter box 303, the filter plate 306 is fixedly connected to the inner bottom of the filter box 305, the pull ring 307 is fixedly connected to the center of the back of the filter box 305, and solid impurities in waste liquid are filtered through the filter plate 306.
The sliding tray has been seted up at the back of rose box 303, and filter box 305 sliding connection has evenly seted up the filtration hole in the inside of sliding tray, the upper surface of filter 306, and after filter plate 306 used for a long time, pulling pull ring 307 can take out filter box 305 from the sliding tray, clears up filter 306 and filter box 305, avoids the filtration hole to be stopped up to influence the filter effect.
The distillation device comprises a vacuum mechanism and a liquid draining mechanism, wherein the vacuum mechanism is arranged at the top center of the distillation tank 1, the stirring mechanism is arranged inside the distillation tank 1, the cleaning mechanism is arranged on the stirring mechanism, and the liquid draining mechanism is arranged outside the distillation tank 1.
The vacuum mechanism comprises a vacuum pump 401, an exhaust pipe 402, a steam inlet pipe 403 and a one-way sealing valve 404, wherein the vacuum pump 401 is fixedly arranged at the center of the top of the distillation tank 1, the top of the exhaust pipe 402 is fixedly connected with an exhaust hole of the vacuum pump 401, the bottom of the exhaust pipe extends into the distillation tank 1, the vacuum pump 401 is matched with the exhaust pipe 402 to pump the distillation tank 1 to negative pressure, the steam inlet pipe 403 is fixedly connected to the left side of the top of the distillation tank 1, high-temperature steam is led into the distillation tank 1 through the steam inlet pipe 403 to heat waste liquid, and the one-way sealing valve 404 is fixedly arranged on the outer surface of the steam inlet pipe 403.
The liquid draining mechanism comprises a distillation pipe 411 and a slag discharging pipe 412, wherein the distillation pipe 411 is fixedly connected to the right side of the top of the distillation tank 1, the slag discharging pipe 412 is fixedly connected to the right side of the bottom of the distillation tank 1, electromagnetic sealing valves 302 are respectively arranged on the outer surfaces of the distillation pipe 411 and the slag discharging pipe 412, distilled water vapor is transmitted to an external condensing box through the distillation pipe 411 for condensation recovery, and the slag discharging pipe 412 discharges distilled impurities.
When the distillation tank is used, the vacuum pump 401 is started firstly, the interior of the distillation tank 1 is pumped to negative pressure through the exhaust pipe 402, then the waste liquid is led into the interior of the filtering box 303 through the liquid inlet pipe 304, the waste liquid flows through the filtering box 305, solid impurities in the waste liquid are intercepted through the filtering plate 306 at the bottom of the filtering box, the filtered waste liquid flows into the interior of the distillation tank 1 through the conveying pipe 301, then high-temperature steam is led into the interior of the distillation tank 1 through the steam inlet pipe 403, the waste liquid is heated, the evaporated water steam is discharged into the interior of the external condensing box through the distillation pipe 411 for condensation recovery, and residues in the waste liquid are discharged through the slag discharging pipe 412.
Embodiment two:
on the basis of embodiment one, distillation plant still includes rabbling mechanism and clean mechanism, rabbling mechanism includes agitator motor 405, (mixing) shaft 406, stirring auger 407, agitator motor 405 installs in the left side surface center of retort 1, the left end of (mixing) shaft 406 is connected in agitator motor 405's output, its right-hand member extends into retort 1's inside, stirring auger 407 fixed connection is in the surface of (mixing) shaft 406, start agitator motor 405, drive (mixing) shaft 406 rotatory, and then drive stirring auger 407 rotatory, thereby stir the inside waste liquid of retort 1 through stirring auger 407's rotation, more be favorable to the even heating of waste liquid.
The cleaning mechanism comprises a connecting ring 408, connecting rods 409 and scrapers 410, wherein the two connecting rings 408 are respectively and fixedly connected to the left side and the right side of the outer surface of the stirring shaft 406, the two groups of connecting rods 409 are respectively and fixedly connected to the front side and the rear side of the outer surface of the connecting ring 408, the two scrapers 410 are respectively and fixedly connected to the outer ends of the two groups of connecting rods 409, and when the stirring shaft 406 rotates, the connecting rings 408 are synchronously driven to rotate, so that the connecting rods 409 on the connecting rings 408 are driven to rotate, the scrapers 410 are driven to rotate through the rotation of the connecting rods 409, impurities on the inner wall of the distillation tank 1 are scraped off, and the phenomenon that the impurities adhere to the inner wall of the distillation tank 1 to cause the inner wall to be corroded is avoided.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the inclusion of an element by the term "comprising," "comprising," or "including" does not exclude the presence of other elements as well as additional elements in a process, method, article, or apparatus that comprises the element.
Claims (7)
1. The utility model provides a liquid negative pressure cryogenic distillation equipment, includes retort (1) and supporting seat (2), two supporting seat (2) are fixed connection respectively in the surface bottom left and right sides of retort (1), its characterized in that: a filtering device is arranged at the left side of the top of the distillation tank (1), and a distillation device is arranged in the distillation tank (1);
the filtering device comprises a conveying mechanism and a filtering mechanism, wherein the conveying mechanism is arranged at the left side of the top of the distillation tank (1), and the filtering mechanism is arranged in the conveying mechanism;
Conveying mechanism includes conveyer pipe (301), electromagnetic seal valve (302), rose box (303), feed liquor pipe (304), conveyer pipe (301) fixed connection is in the top left side of retort (1), electromagnetic seal valve (302) fixed mounting is in the surface of conveyer pipe (301), rose box (303) fixed connection is in the top of conveyer pipe (301), feed liquor pipe (304) fixed connection is in the top center of rose box (303).
2. A liquid negative pressure cryogenic distillation plant according to claim 1, characterized in that: the filter mechanism comprises a filter box (305), a filter plate (306) and a pull ring (307), wherein the filter box (305) is arranged in the filter box (303), the filter plate (306) is fixedly connected to the inner bottom of the filter box (305), and the pull ring (307) is fixedly connected to the back center of the filter box (305).
3. A liquid negative pressure cryogenic distillation plant according to claim 2, characterized in that: the back of rose box (303) has seted up the sliding tray, filter box (305) sliding connection is in the inside of sliding tray, the upper surface of filter (306) has evenly seted up the filtration hole.
4. A liquid negative pressure cryogenic distillation plant according to claim 3, characterized in that: the distillation device comprises a vacuum mechanism, a stirring mechanism, a cleaning mechanism and a liquid draining mechanism, wherein the vacuum mechanism is arranged at the center of the top of the distillation tank (1), the stirring mechanism is arranged in the distillation tank (1), the cleaning mechanism is arranged on the stirring mechanism, and the liquid draining mechanism is arranged outside the distillation tank (1);
The vacuum mechanism comprises a vacuum pump (401), an exhaust pipe (402), a steam inlet pipe (403) and a one-way sealing valve (404), wherein the vacuum pump (401) is fixedly arranged at the top center of the distillation tank (1), the top of the exhaust pipe (402) is fixedly connected with an exhaust opening of the vacuum pump (401), the bottom of the exhaust pipe extends into the distillation tank (1), the steam inlet pipe (403) is fixedly connected to the left side of the top of the distillation tank (1), and the one-way sealing valve (404) is fixedly arranged on the outer surface of the steam inlet pipe (403).
5. A liquid negative pressure cryogenic distillation plant according to claim 4 wherein: the stirring mechanism comprises a stirring motor (405), a stirring shaft (406) and a stirring auger (407), wherein the stirring motor (405) is arranged at the center of the left outer surface of the distillation tank (1), the left end of the stirring shaft (406) is connected with the output end of the stirring motor (405), the right end of the stirring shaft extends into the distillation tank (1), and the stirring auger (407) is fixedly connected with the outer surface of the stirring shaft (406).
6. A liquid negative pressure cryogenic distillation plant according to claim 5 wherein: the cleaning mechanism comprises a connecting ring (408), connecting rods (409) and scrapers (410), wherein the two connecting rings (408) are respectively and fixedly connected to the left side and the right side of the outer surface of the stirring shaft (406), the two groups of connecting rods (409) are respectively and fixedly connected to the front side and the rear side of the outer surface of the connecting rings (408), and the two scrapers (410) are respectively and fixedly connected to the outer ends of the two groups of connecting rods (409).
7. A liquid negative pressure cryogenic distillation plant according to claim 6, characterized in that: the liquid draining mechanism comprises a distillation pipe (411) and a slag discharging pipe (412), wherein the distillation pipe (411) is fixedly connected to the right side of the top of the distillation tank (1), the slag discharging pipe (412) is fixedly connected to the right side of the bottom of the distillation tank (1), and electromagnetic sealing valves (302) are respectively arranged on the outer surfaces of the distillation pipe (411) and the slag discharging pipe (412).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322954345.8U CN221206831U (en) | 2023-11-02 | 2023-11-02 | Liquid negative pressure low-temperature distillation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322954345.8U CN221206831U (en) | 2023-11-02 | 2023-11-02 | Liquid negative pressure low-temperature distillation equipment |
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| Publication Number | Publication Date |
|---|---|
| CN221206831U true CN221206831U (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322954345.8U Active CN221206831U (en) | 2023-11-02 | 2023-11-02 | Liquid negative pressure low-temperature distillation equipment |
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| Country | Link |
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| CN (1) | CN221206831U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118724126A (en) * | 2024-07-26 | 2024-10-01 | 天津亦世元科技有限公司 | Fully automatic low temperature distillation solvent recovery and purification machine |
| CN120794063A (en) * | 2025-09-12 | 2025-10-17 | 陕西一诺油气工程技术服务有限公司 | Automatic filtration and separation treatment device for oilfield sewage |
-
2023
- 2023-11-02 CN CN202322954345.8U patent/CN221206831U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118724126A (en) * | 2024-07-26 | 2024-10-01 | 天津亦世元科技有限公司 | Fully automatic low temperature distillation solvent recovery and purification machine |
| CN118724126B (en) * | 2024-07-26 | 2026-02-06 | 天津亦世元科技有限公司 | Full-automatic low-temperature distillation solvent recovery purifier |
| CN120794063A (en) * | 2025-09-12 | 2025-10-17 | 陕西一诺油气工程技术服务有限公司 | Automatic filtration and separation treatment device for oilfield sewage |
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