CN213077528U - Micro-powder stearic acid amide short-path molecular distillation purification device - Google Patents
Micro-powder stearic acid amide short-path molecular distillation purification device Download PDFInfo
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- CN213077528U CN213077528U CN202021616282.5U CN202021616282U CN213077528U CN 213077528 U CN213077528 U CN 213077528U CN 202021616282 U CN202021616282 U CN 202021616282U CN 213077528 U CN213077528 U CN 213077528U
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- stearic acid
- acid amide
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Abstract
The utility model discloses a micro powder stearic acid amide short-distance molecular distillation purification device, which relates to the chemical field and comprises a bottom plate, wherein a distillation barrel is fixedly arranged on the top side of the bottom plate, the micro powder stearic acid amide is added with an organic solvent for dissolution and dilution, then the mixed solution is conveyed into a preheating device, the preheated mixed solution enters the distillation barrel, a vacuum pump is started, a rotating motor is started, the rotating motor drives a scraping blade to rotate, the scraping blade is always attached to the inner wall of the distillation barrel, a thin water film is formed on the inner wall of the distillation barrel, the solution is light and heavy molecules can escape from the liquid level to enter a gas phase, the heavy stearic acid amide molecular free path is low, the solution automatically falls after moving to a certain height, the light impurity molecular free path is high, the solution automatically rises, the solution is liquefied and falls on a liquid collection arc plate in contact with a condensation plate, and is finally discharged from a closable liquid outlet, purified micro powder stearic acid amide can be obtained through ordinary distillation.
Description
Technical Field
The utility model relates to a distillation purification field, in particular to miropowder stearic acid amide short distance molecular distillation purification device.
Background
Molecular distillation is a distillation process operated under high vacuum where the mean free path of the vapor molecules is greater than the distance between the evaporation and condensation surfaces, thereby allowing the separation of liquid mixtures by differences in the evaporation rates of the components of the feed solution.
The existing molecular distillation purification device is often directly heated and distilled, mixed liquid is not preheated, the whole purification time is long, the efficiency is poor, and the molecular evaporation mode of the molecular distillation device mostly depends on natural evaporation, or gravity evaporation, the formed water film is thick, the heat conduction is poor, the material transmission effect is poor, the evaporation efficiency is slow, the purification time is long, the purification effect is poor, and the micro powder stearic acid amide short-distance molecular distillation purification device is provided for the device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a miropowder stearic acid amide short distance molecular distillation purification device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a miropowder stearamide short distance molecular distillation purification device, comprising a base plate, the top side fixed mounting who states the bottom plate has the distillation barrel, the shaft hole has been seted up to the top side of distillation barrel, it has the collection liquid arc to fix the cup joint in the distillation barrel, collection liquid arc and distillation barrel looks adaptation, the passageway hole has been seted up to the top side of collection liquid arc, the top side fixed mounting of distillation barrel has the rotation motor, the rotation motor passes through shaft coupling fixedly connected with transmission shaft, the bottom of transmission shaft runs through shaft hole and passageway hole in proper order and contacts with distillation barrel bottom side inner wall, the cup joint has the condensation plate on the transmission shaft, condensation plate and distillation barrel looks adaptation, the equal fixed mounting in both sides of transmission shaft has two crossbearers, the worker shape recess has all been seted up to one side that two crossbearers of homonymy are close to each other, slidable mounting.
Preferably, liquid outlet holes are formed in the two sides of the distillation barrel, and liquid outlet pipes capable of being closed are fixedly sleeved in the liquid outlet holes.
Preferably, a through hole is formed in one side of the distillation barrel, the L-shaped pipe is fixedly sleeved in the through hole, a round hole is formed in one side of the distillation barrel, and the input pipe is fixedly sleeved in the round hole.
Preferably, a preheating device is fixedly mounted on the top side of the bottom plate and communicated with the input pipe, a liquid inlet hole is formed in one side of the preheating device, and a liquid inlet pipe is fixedly sleeved in the liquid inlet hole.
Preferably, a vacuum pump is fixedly installed on the top side of the bottom plate and communicated with the L-shaped pipe.
Preferably, heat-stabilizing heating rods are fixedly mounted on two sides of the transmission shaft.
Preferably, three perforated bushing plates are fixedly installed in the preheating device, the perforated bushing plates are matched with the preheating device, and three preheating heating rods are fixedly installed on the inner wall of one side of the preheating device.
The utility model discloses a technological effect and advantage:
1. the utility model has reasonable structure, when purification is needed, micro powder stearamide is added into organic solvent for dissolving and diluting, then the mixed solution is conveyed into a preheating device, the mixed solution passes through a perforated bushing plate layer by layer and is heated under the action of a preheating heating rod, the preheated mixed solution enters a distillation barrel, a vacuum pump is started, a rotating motor is started, the rotating motor drives a scraping blade to rotate, the scraping blade is always attached to the inner wall of the distillation barrel, a thin water film is formed on the inner wall of the distillation barrel, the heat conduction of the water film is good, the material transmission effect is good, the purification time is short, the purification effect is good, the solution is light and heavy molecules can escape from the liquid level to enter a gas phase, the free range of the heavier stearamide molecules is low, the stearamide molecules fall back after moving to a certain height, the free range of the lighter impurity molecules is high, the stearamide molecules are liquefied and fall on a liquid, finally, carrying out common distillation on the mixed solution in the distillation barrel to obtain purified micro-powder stearic acid amide;
2. the utility model discloses in, mixed solution passes foraminiferous bushing layer upon layer under the action of gravity to heat under the effect of preheating the heating rod, foraminiferous bushing can let mixed solution flow slowly in preheating device, and is long with the time of heating rod contact, preheats effectually, fully preheats reducible purification time, improves purification efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the distillation barrel of the present invention;
FIG. 3 is an enlarged view of the junction between the cross frame and the wiper blade;
fig. 4 is an enlarged schematic structural view of the preheating device of the present invention.
In the figure: 1. a base plate; 2. a distillation barrel; 3. a preheating device; 4. a liquid inlet pipe; 5. a vacuum pump; 6. an L-shaped tube; 7. rotating the motor; 8. an input tube; 9. a heat-stabilizing heating rod; 10. a cross frame; 11. scraping a blade; 12. a drive shaft; 13. a liquid collecting arc plate; 14. a condensing plate; 15. the liquid outlet pipe can be closed; 16. tensioning the spring; 17. a perforated bushing; 18. preheating the heating rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a micro powder stearic acid amide short-distance molecular distillation purification device as shown in figures 1-4, which comprises a bottom plate 1, a distillation barrel 2 is fixedly arranged on the top side of the bottom plate 1, a shaft hole is arranged on the top side of the distillation barrel 2, a liquid collecting arc plate 13 is fixedly sleeved in the distillation barrel 2, the liquid collecting arc plate 13 is matched with the distillation barrel 2, a channel hole is arranged on the top side of the liquid collecting arc plate 13, a rotating motor 7 is fixedly arranged on the top side of the distillation barrel 2, the rotating motor 7 is fixedly connected with a transmission shaft 12 through a coupler, the bottom end of the transmission shaft 12 sequentially penetrates through the shaft hole and the channel hole and is contacted with the inner wall of the bottom side of the distillation barrel 2, a condensation plate 14 is fixedly sleeved on the transmission shaft 12, the condensation plate 14 is matched with the distillation barrel 2, two transverse frames 10 are fixedly arranged on both sides of the transmission shaft 12, the same scraping piece 11 is arranged in the two H-shaped grooves in a sliding mode, and the same tensioning spring 16 is fixedly arranged on the side, close to each other, of the scraping piece 11 and the H-shaped grooves.
Further, in the above scheme, liquid outlet holes have all been seted up to the both sides of distillation bucket 2, and liquid outlet pipe 15 can be closed to the fixed cover that has cup jointed in the liquid outlet hole, through the setting that can close liquid outlet pipe 15, can get rid of the liquid that the condensation was collected.
Further, in the above scheme, a through hole is formed in one side of the distillation barrel 2, the L-shaped pipe 6 is fixedly sleeved in the through hole, a round hole is formed in one side of the distillation barrel 2, the input pipe 8 is fixedly sleeved in the round hole, and the distillation barrel 2 and the vacuum pump 5 can be connected through the L-shaped pipe 6.
Further, in above-mentioned scheme, bottom plate 1's top side fixed mounting has preheating device 3, and preheating device 3 is linked together with input tube 8, and the feed liquor hole has been seted up to preheating device 3's one side, and feed liquor pipe 4 has been cup jointed to the feed liquor downthehole fixed, through preheating device 3's setting, can preheat for the mixed liquid in advance.
Further, in the above scheme, a vacuum pump 5 is fixedly installed on the top side of the bottom plate 1, the vacuum pump 5 is communicated with the L-shaped pipe 6, and the distillation barrel 2 can be pumped to a near vacuum state through the arrangement of the vacuum pump 5.
Further, in the above scheme, heat-stabilizing heating rods 9 are fixedly mounted on both sides of the transmission shaft 12, and the mixed liquid in the distillation barrel 2 can be maintained in a stable temperature state by the arrangement of the heat-stabilizing heating rods 9.
Further, in the above scheme, three perforated bushing plates 17 are fixedly mounted in the preheating device 3, the perforated bushing plates 17 are adapted to the preheating device 3, three preheating heating rods 18 are fixedly mounted on the inner wall of one side of the preheating device 3, and the flow speed of the mixed liquid in the preheating device 3 can be slowed down and the preheating effect can be increased by the arrangement of the perforated bushing plates 17.
This practical theory of operation:
when the micro powder stearamide needs to be purified, adding an organic solvent into the micro powder stearamide for dissolving and diluting, then conveying a mixed solution into a preheating device 3 from a liquid inlet pipe 4, allowing the mixed solution to pass through a perforated bushing 17 layer by layer under the action of gravity, heating under the action of a preheating heating rod 18, enabling the mixed solution to slowly flow in the preheating device 3 by the perforated bushing 17, having long heating time and good preheating effect, fully preheating to reduce the purification time and improve the purification efficiency, enabling the preheated mixed solution to enter a distillation barrel 2 through an input pipe 8, starting a vacuum pump 5 to enable the whole distillation barrel 2 to be in an ultralow pressure state all the time, starting a rotating motor 7, driving a transmission shaft 12 to rotate by the rotating motor 7, driving a cross frame 10 to rotate by the cross frame 10, driving a scraping blade 11 to rotate by the cross frame 10, and enabling the scraping blade 11 to be always attached to the inner wall of the distillation barrel 2 under the action, the scraper 11 drives the mixed solution to form a thin water film on the inner wall of the distillation barrel 2, the water film has good heat conduction, the material transmission effect is good, the purification time is short, the purification effect is good, under the action of the heat-stabilizing heating rod 9, the mixed solution maintains a stable temperature, at the moment, the solution is light, heavy molecules can escape from the liquid level to enter a gas phase, the solution moves upwards, the free path of the heavier stearic acid amide molecules is low, the solution falls back after moving to a certain height, the free path of the lighter impurity molecules is high, the solution rises automatically, the solution is in contact with the condensing plate 14 to be liquefied and falls on the liquid collection arc plate 13 after passing through the channel hole of the liquid collection arc plate 13, and finally the solution is discharged from the closable liquid outlet pipe 15, and finally, the mixed solution in the distillation barrel 2 is subjected to ordinary distillation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a miropowder stearic acid amide short distance molecular distillation purification device, includes bottom plate (1), its characterized in that: the distillation barrel is characterized in that a distillation barrel (2) is fixedly mounted on the top side of the bottom plate (1), a shaft hole is formed in the top side of the distillation barrel (2), a liquid collecting arc plate (13) is fixedly sleeved in the distillation barrel (2), the liquid collecting arc plate (13) is matched with the distillation barrel (2), a channel hole is formed in the top side of the liquid collecting arc plate (13), a rotating motor (7) is fixedly mounted on the top side of the distillation barrel (2), the rotating motor (7) is fixedly connected with a transmission shaft (12) through a coupler, the bottom end of the transmission shaft (12) sequentially penetrates through the shaft hole and the channel hole and is contacted with the inner wall of the bottom side of the distillation barrel (2), a condensation plate (14) is fixedly sleeved on the transmission shaft (12), the condensation plate (14) is matched with the distillation barrel (2), two transverse frames (10) are fixedly mounted on two sides of the transmission shaft (12), an I-shaped, the same scraping piece (11) is arranged in the two H-shaped grooves in a sliding mode, and the same tensioning spring (16) is fixedly arranged on the side, close to each other, of the scraping piece (11) and the H-shaped grooves.
2. The short-path molecular distillation purification device for micro powder stearic acid amide according to claim 1, characterized in that: liquid outlet holes are formed in the two sides of the distillation barrel (2), and liquid outlet pipes (15) capable of being closed are fixedly sleeved in the liquid outlet holes.
3. The short-path molecular distillation purification device for micro powder stearic acid amide according to claim 1, characterized in that: a through hole is formed in one side of the distillation barrel (2), an L-shaped pipe (6) is fixedly sleeved in the through hole, a round hole is formed in one side of the distillation barrel (2), and an input pipe (8) is fixedly sleeved in the round hole.
4. The short-path molecular distillation purification device for micro powder stearic acid amide according to claim 1, characterized in that: the top side of the bottom plate (1) is fixedly provided with a preheating device (3), the preheating device (3) is communicated with an input pipe (8), one side of the preheating device (3) is provided with a liquid inlet hole, and a liquid inlet pipe (4) is fixedly sleeved in the liquid inlet hole.
5. The short-path molecular distillation purification device for micro powder stearic acid amide according to claim 1, characterized in that: the vacuum pump (5) is fixedly installed on the top side of the bottom plate (1), and the vacuum pump (5) is communicated with the L-shaped pipe (6).
6. The short-path molecular distillation purification device for micro powder stearic acid amide according to claim 1, characterized in that: and heat-stabilizing heating rods (9) are fixedly arranged on both sides of the transmission shaft (12).
7. The short-path molecular distillation purification device for micro powder stearic acid amide according to claim 4, characterized in that: three perforated bushing plates (17) are fixedly installed in the preheating device (3), the perforated bushing plates (17) are matched with the preheating device (3), and three preheating heating rods (18) are fixedly installed on the inner wall of one side of the preheating device (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021616282.5U CN213077528U (en) | 2020-08-06 | 2020-08-06 | Micro-powder stearic acid amide short-path molecular distillation purification device |
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| CN202021616282.5U CN213077528U (en) | 2020-08-06 | 2020-08-06 | Micro-powder stearic acid amide short-path molecular distillation purification device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146436A (en) * | 2021-10-29 | 2022-03-08 | 四川天宇油脂化学有限公司 | Short-range distiller for fatty amide production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146436A (en) * | 2021-10-29 | 2022-03-08 | 四川天宇油脂化学有限公司 | Short-range distiller for fatty amide production |
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