CN215962182U - Distillation plant is used in methyl glyoxylate preparation - Google Patents
Distillation plant is used in methyl glyoxylate preparation Download PDFInfo
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- CN215962182U CN215962182U CN202121618378.XU CN202121618378U CN215962182U CN 215962182 U CN215962182 U CN 215962182U CN 202121618378 U CN202121618378 U CN 202121618378U CN 215962182 U CN215962182 U CN 215962182U
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Abstract
The utility model provides a distillation device for preparing methyl glyoxylate, which comprises a raw material barrel, a distillation barrel, a condensation box and a separator, wherein the top of the raw material barrel is provided with a feed inlet, one side of the raw material barrel is connected with the distillation barrel through a first pipeline, the first pipeline is provided with a metering pump, the outer side of the distillation barrel is provided with a heating barrel, the heating barrel is internally provided with a heating coil, two ends of the heating coil are connected with a temperature controller, a gap between the distillation barrel and the heating barrel is filled with heat conduction oil, the top of the distillation barrel is provided with a catalyst adding port and an air inlet, the air inlet is provided with a gas flowmeter, the distillation barrel is internally provided with a stirring blade, one side of the distillation barrel is connected with the condensation box through a second pipeline, the condensation box is internally provided with a plurality of condensation plates, the condensation plates are provided with a plurality of meshes, and one side of the condensation box is connected with the separator through a third pipeline, the other end of the separator is connected with a discharge pipe.
Description
Technical Field
The utility model belongs to the field of a preparation device of methyl glyoxylate, and particularly relates to a distillation device for preparing methyl glyoxylate.
Background
Methyl glyoxylate is a colorless transparent liquid chemical substance, can be used for organic chemical engineering and can also be used for preparing a medical intermediate, but a distillation device for preparing methyl glyoxylate is not provided at present, so the research on the distillation device for preparing methyl glyoxylate is urgent.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model provides a distillation device for preparing methyl glyoxylate.
The utility model provides a distillation device for preparing methyl glyoxylate, which is characterized in that: comprises a raw material barrel, a distillation barrel, a condensing box and a separator, wherein the top of the raw material barrel is provided with a feed inlet, one side of the raw material barrel is connected with the distillation barrel through a first pipeline, a metering pump is arranged on the first pipeline, a heating barrel is arranged outside the distillation barrel, a heating coil is arranged inside the heating barrel, two ends of the heating coil are connected with a temperature controller, the gap between the distillation barrel and the heating barrel is filled with heat conducting oil, the top of the distillation barrel is provided with a catalyst adding port and an air inlet, the gas inlet is provided with a gas flowmeter, the distillation barrel is internally provided with a stirring blade, one side of the distillation barrel is connected with the condensing box through a second pipeline, be provided with a plurality of condensation plates in the condensing box, be provided with a plurality of meshs on the condensation plate, condensing box one side is connected with the separator through the third pipeline, the separator other end is connected with the discharging pipe.
And the feed inlet and the catalyst adding port are respectively provided with a sealing cover.
One end of the first pipeline is positioned at the bottom of the raw material barrel, and the other end of the first pipeline is positioned at the top of the distillation barrel.
The top of distillation bucket offsets with the inside top of heating bucket, first pipeline, catalyst interpolation mouth, air inlet and stirring leaf all pass heating bucket top and distillation bucket internal connection.
The heating coil is spiral, is located between distillation bucket and the heating bucket, and the distillation bucket is located the inside of heating coil.
The stirring blade is arranged at the top of the heating barrel and is provided with a motor.
And two ends of the second pipeline are connected with the top parts of the distillation barrel and the condensing box.
The condensing plate is located the top of condensing box, the shape phase-match of condensing plate and condensing box inside, the height of condensing plate is less than the inside height of condensing box, a plurality of meshs on the condensing plate are located second pipeline department.
The third pipeline is connected with one side of the bottom of the condensing tank, which is far away from the distillation barrel.
The utility model has the beneficial effects that: the device can rapidly prepare the methyl glyoxylate in the modes of distillation, condensation and separation.
Drawings
FIG. 1 is a schematic diagram of a distillation apparatus for producing methyl glyoxylate according to the utility model.
FIG. 2 is a sectional view showing a distillation apparatus for producing methyl glyoxylate according to the present invention.
FIG. 3 is a structural view of a condensing plate of a distillation apparatus for producing methyl glyoxylate according to the utility model.
(1, raw material barrel; 2, distillation barrel; 3, condensing box; 4, separator; 5, feed inlet; 6, first pipeline; 7, metering pump; 8, heating barrel; 9, heating coil; 10, temperature controller; 11, heat conducting oil; 12, catalyst adding port; 13, gas inlet; 14, gas flowmeter; 15, stirring blade; 16, second pipeline; 17, condensing plate; 18, mesh; 19, third pipeline; 20, discharge pipe; 21, motor)
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the utility model provides a distillation device for preparing methyl glyoxylate, which is characterized in that: the device comprises a raw material barrel 1, a distillation barrel 2, a condensing box 3 and a separator 4, wherein a feed inlet 5 is arranged at the top of the raw material barrel 1, one side of the raw material barrel 1 is connected with the distillation barrel 2 through a first pipeline 6, a metering pump 7 is arranged on the first pipeline 6, a heating barrel 8 is arranged on the outer side of the distillation barrel 2, a heating coil 9 is arranged inside the heating barrel 8, two ends of the heating coil 9 are connected with a temperature controller 10, heat conduction oil 11 is filled in a gap between the distillation barrel 2 and the heating barrel 8, a catalyst adding port 12 and an air inlet 13 are arranged at the top of the distillation barrel 2, a gas flowmeter 14 is arranged on the air inlet 13, a stirring blade 15 is arranged inside the distillation barrel 2, one side of the distillation barrel 2 is connected with the condensing box 3 through a second pipeline 16, a plurality of condensing plates 17 are arranged in the condensing box 3, and a plurality of meshes 18 are arranged on the condensing plates 17, one side of the condensation box 3 is connected with the separator 4 through a third pipeline 19, and the other end of the separator 4 is connected with a discharge pipe 20.
And the feed inlet 5 and the catalyst adding port 12 are both provided with a sealing cover.
One end of the first pipeline 6 is positioned at the bottom of the raw material barrel 1, and the other end of the first pipeline 6 is positioned at the top of the distillation barrel 2.
The top of distillation bucket 2 offsets with the inside top of heating bucket 8, first pipeline 6, catalyst interpolation mouth 12, air inlet 13 and stirring leaf 15 all pass heating bucket 8 top and distillation bucket 2 internal connection.
The heating coil 9 is spiral, the heating coil 9 is positioned between the distillation barrel 2 and the heating barrel 8, and the distillation barrel 2 is positioned inside the heating coil 9.
The stirring blade 15 is provided with a motor 21 at the top of the heating barrel 8.
The second pipe 16 is connected at both ends to the distillation barrel 2 and the top of the condensation tank 3.
The condensation plate 17 is positioned at the top of the condensation box 3, the condensation plate 17 is matched with the shape of the inside of the condensation box 3, the height of the condensation plate 17 is less than that of the inside of the condensation box 3, and the plurality of meshes 18 on the condensation plate 17 are positioned at the second pipeline 16.
The third pipe 19 is connected with one side of the bottom of the condensation box 3 far away from the distillation barrel 2.
The working principle of the utility model is as follows: opening the sealing cover, pouring the manufacturing raw materials into the raw material barrel 1, adding the catalyst into the distillation barrel 2 from the catalyst adding port 12, then covering the sealing cover, controlling the temperature of the heating coil 9 through the temperature controller 10 to heat the heat conduction oil 11, and heating the distillation barrel 2 through the heat conduction oil 11. Raw materials in the raw material barrel 1 are added into the box distillation barrel 2 through a metering pump 7 for reaction, meanwhile, reaction gas is added into the box distillation barrel 2 through a gas flowmeter 14 for quantification through an air inlet 13, under the combined action of a catalyst, a heating blade 15 and a stirring blade 15, reactants in the distillation barrel 2 are reacted and then vaporized, the vaporized reactants with lighter weight rise and then enter the condensation box 3 through the second pipeline 16, the reactants are re-condensed into liquid through the condensation plate 17 in the condensation box 3, uncondensed gas passes through the mesh 18 and then contacts other condensation plates 17 to finally be liquefied and dripped to the bottom of the condensation box 3, the uncondensed gas enters the separator 4 through the third pipeline 19 on one side of the bottom of the condensation box 3, methyl glyoxylate is separated through the separator 4, and the methyl glyoxylate flows out through the discharge pipe 20, and the preparation is completed.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiments shown in the detailed description are only one of the embodiments of the present invention, and the actual configuration is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (9)
1. A distillation plant for preparing methyl glyoxylate is characterized in that: the device comprises a raw material barrel (1), a distillation barrel (2), a condensing box (3) and a separator (4), wherein a feed inlet (5) is formed in the top of the raw material barrel (1), one side of the raw material barrel (1) is connected with the distillation barrel (2) through a first pipeline (6), a metering pump (7) is arranged on the first pipeline (6), a heating barrel (8) is arranged on the outer side of the distillation barrel (2), a heating coil (9) is arranged inside the heating barrel (8), two ends of the heating coil (9) are connected with a temperature controller (10), heat conduction oil (11) is filled in a gap between the distillation barrel (2) and the heating barrel (8), a catalyst adding port (12) and an air inlet (13) are formed in the top of the distillation barrel (2), a gas flow meter (14) is arranged on the air inlet (13), and stirring blades (15) are arranged inside the distillation barrel (2), distillation bucket (2) one side is connected with condensing box (3) through second pipeline (16), be provided with a plurality of condensing panels (17) in condensing box (3), be provided with a plurality of mesh (18) on condensing panel (17), condensing box (3) one side is connected with separator (4) through third pipeline (19), separator (4) other end is connected with discharging pipe (20).
2. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: and the feed inlet (5) and the catalyst adding port (12) are both provided with a sealing cover.
3. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: one end of the first pipeline (6) is positioned at the bottom of the raw material barrel (1), and the other end of the first pipeline (6) is positioned at the top of the distillation barrel (2).
4. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: the top of distillation bucket (2) offsets with the inside top of heating bucket (8), first pipeline (6), catalyst interpolation mouth (12), air inlet (13) and stirring leaf (15) all pass heating bucket (8) top and distillation bucket (2) internal connection.
5. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: the heating coil (9) is spiral, the heating coil (9) is located between the distillation barrel (2) and the heating barrel (8), and the distillation barrel (2) is located inside the heating coil (9).
6. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: the stirring blade (15) is arranged at the top of the heating barrel (8) and is provided with a motor (21).
7. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: and two ends of the second pipeline (16) are connected with the top parts of the distillation barrel (2) and the condenser tank (3).
8. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: the condenser plate (17) is located at the top of the condenser box (3), the condenser plate (17) is matched with the shape of the inside of the condenser box (3), the height of the condenser plate (17) is smaller than the height of the inside of the condenser box (3), and a plurality of meshes (18) on the condenser plate (17) are located at the second pipeline (16).
9. The distillation apparatus for glyoxylic acid methyl ester production according to claim 1, characterized in that: the third pipeline (19) is connected with one side of the bottom of the condensing box (3) far away from the distillation barrel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121618378.XU CN215962182U (en) | 2021-07-16 | 2021-07-16 | Distillation plant is used in methyl glyoxylate preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121618378.XU CN215962182U (en) | 2021-07-16 | 2021-07-16 | Distillation plant is used in methyl glyoxylate preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215962182U true CN215962182U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121618378.XU Active CN215962182U (en) | 2021-07-16 | 2021-07-16 | Distillation plant is used in methyl glyoxylate preparation |
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| CN (1) | CN215962182U (en) |
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2021
- 2021-07-16 CN CN202121618378.XU patent/CN215962182U/en active Active
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