CN211357788U - Toluene distillation still with circulation heating system - Google Patents
Toluene distillation still with circulation heating system Download PDFInfo
- Publication number
- CN211357788U CN211357788U CN201921340055.1U CN201921340055U CN211357788U CN 211357788 U CN211357788 U CN 211357788U CN 201921340055 U CN201921340055 U CN 201921340055U CN 211357788 U CN211357788 U CN 211357788U
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- China
- Prior art keywords
- distillation
- pipe
- toluene
- fixedly arranged
- heating system
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- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 238000004821 distillation Methods 0.000 title claims abstract description 77
- 238000010438 heat treatment Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 238000005485 electric heating Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000011049 filling Methods 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 238000005273 aeration Methods 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 7
- 239000007787 solid Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003254 gasoline additive Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a toluene distillation still with a circulation heating system, which relates to the technical field of toluene distillation, and comprises a distillation still body, wherein the bottom of the distillation still body is welded with a supporting leg, a distillation cavity is arranged in the distillation still body, a filtering mechanism is fixedly arranged in the distillation cavity, a liquid drainage channel is arranged at the bottom of the distillation cavity, an electric telescopic rod is fixedly arranged in the liquid drainage channel, a liquid drainage pipe is fixedly arranged on the telescopic end of the electric telescopic rod, a circulation pipeline and an air suction pump are fixedly arranged at the top of the distillation still body, an electric heating rod is fixedly arranged in the circulation pipeline, a charging opening is arranged at the top of the distillation still body, the distillation cavity is communicated with the circulation pipeline through an air guide cavity, a steam channel is arranged in the distillation still body, the air suction pump is communicated through a conduit-circulation pipeline, the utility model discloses, the distillation effect is good, has impurity filtering capability, and the purity of discharged toluene is higher, and the practicality is stronger.
Description
Technical Field
The utility model relates to a toluene distillation technical field specifically is a toluene stills with circulation heating system.
Background
Toluene is a chemical product which is used as a solvent and a high-octane gasoline additive in a large amount and is also an important raw material of organic chemical industry, a series of intermediates derived from toluene are widely used in the fields of dye, medicine and the like, an indispensable step in the production process of toluene is distillation, and water in toluene can be distilled and discharged through distillation, so that the toluene is effectively purified;
however, the existing distillation still has a too simple structure, and still has the following two disadvantages to be improved:
on one hand, the distillation effect of the existing distillation kettle is poor, the liquid heating surface is uneven in a mode of heating the liquid inside through a heating plate or a heating rod, and in order to achieve a better distillation effect, the temperature of the heating plate or the heating rod is generally high, so that toluene can be distilled;
on the other hand, the existing distillation kettle does not have the function of impurity filtration, and the toluene often can separate out some solid impurities in the distillation process, and the toluene quality is influenced by directly discharging the solid impurities.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a toluene stills with circulation heating system to solve the poor problem that does not have impurity filtering capability of the distillation effect that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a toluene distillation kettle with a circulation heating system comprises a distillation kettle body, wherein supporting legs are welded at the bottom of the distillation kettle body, a distillation cavity is formed in the distillation kettle body, a filtering mechanism is fixedly arranged in the distillation cavity, a liquid drainage channel is formed in the bottom of the distillation cavity, an electric telescopic rod is fixedly arranged in the liquid drainage channel, a liquid drainage pipe is fixedly arranged at the telescopic end of the electric telescopic rod, a circulation pipeline and an air suction pump are fixedly arranged at the top of the distillation kettle body, an electric heating rod is fixedly arranged in the circulation pipeline, a feeding hole is formed in the top of the distillation kettle body, and the distillation cavity is communicated with the circulation pipeline through an air guide cavity;
steam passage has been seted up in the stills body, the suction pump passes through pipe one the circulating line intercommunication, the suction pump pass through pipe two with steam passage intercommunication, steam passage one end with the circulating line intercommunication, the fixed gas tube that is provided with in circulating line top, be provided with valve one in the steam passage, be provided with valve two in the fluid-discharge tube, stills body one side is provided with power plug through the power cord, be provided with the switch board on the outer wall of stills body, the switch board respectively with electric telescopic handle the suction pump electric heating rod valve one with two electric connection of valve do the utility model discloses a further scheme:
as a further aspect of the present invention: the filter mechanism comprises fixed filter screen and movable filter screen, the row's of having seted up on the fixed filter screen material groove, the fixed spring that is provided with on the row's of material groove.
As a further aspect of the present invention: the movable filter screen is connected with the fixed filter screen through the spring.
As a further aspect of the present invention: the top of the liquid discharge pipe is fixedly provided with a top cover through a miniature connecting rod, and a liquid inlet channel is formed between the liquid discharge pipe and the top cover.
As a further aspect of the present invention: a water storage tank and a condenser pipe are fixedly arranged on one side of the distillation kettle body, and the condenser pipe is communicated with the water storage tank.
As a further aspect of the present invention: and a third guide pipe is fixedly arranged at the top of the condensation pipe and is communicated with the inflation pipe through a telescopic pipe.
As a further aspect of the present invention: the third guide pipe is an L-shaped guide pipe, and the telescopic pipe is movably connected with the inflation pipe.
Compared with the prior art, the utility model discloses a let in steam cooperation circulating line and aspiration pump and distill toluene, form the circulation system of steam, utilize the electric heating rod to heat steam, the heating is even, distills effectually, still filters impurity through filter mechanism simultaneously for discharged toluene purity is higher, and the practicality is stronger.
Drawings
FIG. 1 is a cross-sectional view of a toluene still with a circulation heating system.
FIG. 2 is a cross-sectional view of a toluene distillation still with a circulation heating system at the time of impurity removal.
FIG. 3 is a schematic diagram of a filtration mechanism in a toluene still with a circulation heating system.
FIG. 4 is a schematic diagram showing the structure of a drain in a toluene distillation still having a circulation heating system.
In the figure: 1. a distillation still body; 2. a distillation chamber; 3. a filtering mechanism; 4. a liquid discharge channel; 5. an electric telescopic rod; 6. a liquid discharge pipe; 7. supporting legs; 8. a second valve; 9. a liquid inlet channel; 10. a micro connecting rod; 11. a top cover; 12. a fixed filter screen; 13. a spring; 14. a movable filter screen; 15. a circulation pipe; 16. an electrical heating rod; 17. a liquid filling port; 18. a gas conducting cavity; 19. an air pump; 20. a steam channel; 21. a first conduit; 22. a second conduit; 23. an inflation tube; 24. a condenser tube; 25. a water storage tank; 26. a third conduit; 27. a first valve; 28. a telescopic tube.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-4, a toluene distillation still with a circulation heating system comprises a distillation still body 1;
with reference to fig. 1 and 2, a support leg 7 is welded at the bottom of a distillation kettle body 1, a distillation cavity 2 is formed in the distillation kettle body 1, a filtering mechanism 3 is fixedly arranged in the distillation cavity 2, a liquid drainage channel 4 is formed at the bottom of the distillation cavity 2, an electric telescopic rod 5 is fixedly arranged in the liquid drainage channel 4, a liquid drainage pipe 6 is fixedly arranged on the telescopic end of the electric telescopic rod 5, a top cover 11 is fixedly arranged at the top of the liquid drainage pipe 6 through a miniature connecting rod 10, a liquid inlet channel 9 is formed between the liquid drainage pipe 6 and the top cover 11, a circulating pipeline 15 and an air suction pump 19 are fixedly arranged at the top of the distillation kettle body 1, an electric heating rod 16 is fixedly arranged in the circulating pipeline 15, a feeding opening is formed at the top of the distillation kettle body;
a steam channel 20 is arranged in the distillation kettle body 1, a water pump is communicated with a circulating pipeline 15 through a first guide pipe 21, the water pump is communicated with the steam channel 20 through a second guide pipe 22, one end of the steam channel 20 is communicated with the circulating pipeline 15, an inflation pipe 23 is fixedly arranged at the top of the circulating pipeline 15, a first valve 27 is arranged in the steam channel 20, a second valve 8 is arranged in a liquid discharge pipe 6, a power plug is arranged on one side of the distillation kettle body 1 through a power cord, a switch board is arranged on the outer wall of the distillation kettle body 1 and is respectively and electrically connected with an electric telescopic rod 5, an air suction pump 19, an electric heating rod 16, the first valve 27 and the second valve 8, in addition, a water storage tank 25 and a condenser pipe 24 are fixedly arranged on one side of the distillation kettle body 1, the condenser pipe 24 is communicated with the water storage tank 25, a third guide pipe, three 26 of pipe are L type pipes, are movable connection between flexible pipe 28 and the gas tube 23, the utility model discloses when using, distill toluene through letting in steam cooperation circulating line 15 and aspiration pump 19, can form the circulation system of steam, steam can also heat steam through electric heating rod 16 when entering into circulating line 15, and the heating effect is comparatively even, and distillation effect is good, can also filter impurity through filtering mechanism 3 simultaneously for exhaust toluene purity is higher, and the practicality is stronger.
As shown in fig. 3, filtering mechanism 3 comprises fixed filter screen 12 and mobile filter screen 14, the blow-off tank has been seted up on fixed filter screen 12, the fixed spring 13 that is provided with on the blow-off tank, mobile filter screen 14 passes through spring 13 and is connected with fixed filter screen 12, filtering mechanism 3 filters the impurity of toluene through fixed filter screen 12 and mobile filter screen 14, the filtration pore of crossing of seting up in filtering mechanism 3 needs to be the bell mouth, and the less one side of bell mouth needs to move towards the top, when distilling, solid impurity can be stayed in filtering mechanism 3 top, make the toluene purity of below higher.
The utility model discloses a theory of operation is: when the utility model is used, firstly, a power plug is required to be connected with an external power supply to provide electric energy for each electric appliance of the utility model, then toluene solution is poured into the distillation cavity 2 through the liquid filling opening 17, then the extension tube 28 is pulled out, a proper amount of steam is filled into the inflation tube 23, then the inflation tube 23 is blocked, the air pump 19 and the electric heating rod 16 are started again, the first valve 27 is opened, under the driving action of the air pump 19, the steam can circulate and be heated in the circulating pipeline 15 and the steam channel 20, the toluene solution is heated by the steam, the problems of overhigh heating efficiency or uneven heating points can be effectively avoided, the distillation effect is effectively improved, meanwhile, the filtering mechanism 3 can filter solid impurities generated by distillation, when the solution is required to be discharged, only the second valve 8 is required to be opened, the toluene solution can be discharged, and if the solid impurities are required to be cleaned, only need as shown in fig. 2, start electric telescopic handle 5 and rise fluid-discharge tube 6 to filtering mechanism 3 top, then stretch into burnisher from the filler neck 17 of top, stir impurity to fluid-discharge tube 6, impurity alright get into through inlet channel 9 and discharge in the fluid-discharge tube 6.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. A toluene distillation kettle with a circulation heating system comprises a distillation kettle body (1), it is characterized in that the bottom of the distillation kettle body (1) is welded with supporting legs (7), a distillation cavity (2) is arranged in the distillation kettle body (1), a filtering mechanism (3) is fixedly arranged in the distillation cavity (2), a liquid drainage channel (4) is arranged at the bottom of the distillation cavity (2), an electric telescopic rod (5) is fixedly arranged in the liquid drainage channel (4), a liquid discharge pipe (6) is fixedly arranged at the telescopic end of the electric telescopic rod (5), the top of the distillation kettle body (1) is fixedly provided with a circulating pipeline (15) and an air pump (19), an electric heating rod (16) is fixedly arranged in the circulating pipeline (15), a feeding port is arranged at the top of the distillation kettle body (1), the distillation cavity (2) is communicated with the circulating pipeline (15) through an air guide cavity (18);
a steam channel (20) is arranged in the distillation kettle body (1), the air pump (19) is communicated with the circulating pipeline (15) through a first guide pipe (21), the air pump (19) is communicated with the steam channel (20) through a second conduit (22), one end of the steam channel (20) is communicated with the circulating pipeline (15), an inflation pipe (23) is fixedly arranged at the top of the circulating pipeline (15), a first valve (27) is arranged in the steam channel (20), a second valve (8) is arranged in the liquid discharge pipe (6), a power plug is arranged on one side of the distillation kettle body (1) through a power cord, a switch board is arranged on the outer wall of the distillation kettle body (1), the switch board is respectively and electrically connected with the electric telescopic rod (5), the air suction pump (19), the electric heating rod (16), the first valve (27) and the second valve (8).
2. The toluene distillation still with circulation heating system according to claim 1, wherein the filtering mechanism (3) comprises a fixed filtering net (12) and a movable filtering net (14), the fixed filtering net (12) is provided with a discharge groove, and the discharge groove is fixedly provided with a spring (13).
3. A toluene distillation still having a circulation heating system according to claim 2, wherein the movable filter screen (14) is connected to the fixed filter screen (12) by the spring (13).
4. A toluene distillation still having a circulation heating system according to claim 1, wherein the top of the liquid discharge pipe (6) is fixedly provided with a top cover (11) through a micro connecting rod (10), and a liquid inlet channel (9) is formed between the liquid discharge pipe (6) and the top cover (11).
5. A toluene distillation still with a circulation heating system according to claim 1, wherein a water storage tank (25) and a condenser pipe (24) are fixedly arranged on one side of the distillation still body (1), and the condenser pipe (24) is communicated with the water storage tank (25).
6. A toluene distillation still with circulation heating system according to claim 5, wherein the top of the condensation pipe (24) is fixedly provided with a third conduit (26), and the third conduit (26) is communicated with the aeration pipe (23) through a telescopic pipe (28).
7. A toluene distillation still having a circulation heating system according to claim 6, wherein the third conduit (26) is an L-shaped conduit, and the telescopic pipe (28) is movably connected with the gas filling pipe (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340055.1U CN211357788U (en) | 2019-08-19 | 2019-08-19 | Toluene distillation still with circulation heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340055.1U CN211357788U (en) | 2019-08-19 | 2019-08-19 | Toluene distillation still with circulation heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211357788U true CN211357788U (en) | 2020-08-28 |
Family
ID=72165989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921340055.1U Expired - Fee Related CN211357788U (en) | 2019-08-19 | 2019-08-19 | Toluene distillation still with circulation heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211357788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113773872A (en) * | 2021-09-30 | 2021-12-10 | 刘哲宇 | Environment-friendly toluene distillation still |
-
2019
- 2019-08-19 CN CN201921340055.1U patent/CN211357788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113773872A (en) * | 2021-09-30 | 2021-12-10 | 刘哲宇 | Environment-friendly toluene distillation still |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 |