CN212819890U - A synthesizer for cyanamide methyl formate - Google Patents
A synthesizer for cyanamide methyl formate Download PDFInfo
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- CN212819890U CN212819890U CN202021526760.3U CN202021526760U CN212819890U CN 212819890 U CN212819890 U CN 212819890U CN 202021526760 U CN202021526760 U CN 202021526760U CN 212819890 U CN212819890 U CN 212819890U
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Abstract
The utility model discloses a synthesizer for methyl cyanocarbamate, which comprises a box body, a plurality of support columns are fixedly connected with the bottom end surface of the box body, the upper end of the box body is fixedly connected with a box cover through a plurality of bolts, a reaction kettle is arranged in the box body, the upper end surface of the box cover is fixedly connected with an inlet pipe, the bottom end surface of the reaction kettle is fixedly connected with a waste material pipe, a heater is fixedly arranged on the right end surface of the reaction kettle, a nitrogen gas tank is arranged on the right side of the box body, one end of a PH meter is fixedly connected with the left end surface of the reaction kettle, lime nitrogen is thrown into the reaction kettle, water is filled in the reaction kettle, mixed gas of nitrogen and carbon dioxide is continuously output into the reaction kettle, mixed solution of methanol and water is thrown into the reaction kettle through the inlet pipe, the mixed solution in the reaction kettle is hydrolyzed, the heater is heated, the PH meter is used for testing the, to obtain a solution of methyl cyanoaminecarboxylate.
Description
Technical Field
The utility model relates to a cyanamide methyl formate field specifically is a synthesizer for cyanamide methyl formate.
Background
Methyl cyanocarbamate is a chemical drug, is colorless or has a little light blue aqueous solution, is alkalescent, has odor and low toxicity, needs to be protected from light and stored in the shade, and the traditional synthetic technology of methyl cyanocarbamate is complicated, and the types of added reagents are various, so a synthetic device for methyl cyanocarbamate is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a synthesizer for methyl cyanocarbamate to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a synthesizer for cyanamide methyl formate comprises a box body, wherein a plurality of supporting columns are fixedly connected to the bottom end face of the box body, a box cover is fixedly connected to the upper end of the box body through a plurality of bolts, a reaction kettle is arranged in the box body, an inlet pipe is fixedly connected to the left side of the upper end face of the box cover, the lower end of the inlet pipe extends into the reaction kettle, the upper end of the inlet pipe extends out of the box cover and is provided with an inlet pipe cover, one end of a discharge pipe is connected to the lower portion of the left end face of the reaction kettle, the other end of the discharge pipe extends out of the box body and is provided with a discharge pipe cover, a filter screen is arranged in the discharge pipe, a waste pipe is fixedly connected to the bottom end face of the reaction kettle, the lower end of the waste pipe extends out of the box body and is provided with a waste pipe cover, a heater is fixedly, the box right side is provided with nitrogen gas pitcher, the right side of nitrogen gas pitcher is provided with carbon dioxide gas pitcher, the output of nitrogen gas pitcher output and carbon dioxide gas pitcher all connects through the pipeline fixedly connected with pipeline of being in charge of, the right side mouth of pipe fixedly connected with gas manifold's of U type pipeline one end mouth of pipe, gas manifold's the other end mouth of pipe and pipeline joint fixed connection, the one end of reation kettle left end face fixed connection PH meter, the other end of PH meter stretches out outside the box.
Preferably, the speed reducer is installed to the upper end face centre of case lid, the output of motor is connected to the speed reducer input, the one end of shaft coupling is connected to the output of speed reducer, the other end of shaft coupling is connected with the bull stick, the lower extreme of bull stick stretches into reation kettle bottom, the fixed surface of bull stick is connected with a plurality of puddlers.
Preferably, a thermometer is fixedly connected to the right side of the upper end face of the case cover, the lower end of the thermometer extends into the reaction kettle, and the upper end of the thermometer extends out of the case cover.
Preferably, the periphery of the reaction kettle is provided with heat preservation cotton.
Preferably, a first flow electromagnetic valve is installed on the branch pipe connected with the pipeline joint at the output end of the nitrogen gas tank, and a second electromagnetic valve is installed on the branch pipe connected with the pipeline joint at the output end of the nitrogen gas tank.
Preferably, a rectangular viewing mirror is mounted on the outer surface of the box body.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, drop into reation kettle with lime nitrogen through the inlet pipe, fill water in the reation kettle, constantly export nitrogen gas in the nitrogen gas jar and the carbon dioxide gas in the carbon dioxide gas jar to reation kettle, the flow of nitrogen gas jar and carbon dioxide gas jar is controlled respectively to first flow solenoid valve and second flow solenoid valve, drop into reation kettle through the inlet pipe with the mixed solution of methyl alcohol and water again, motor work drives the stirring rod and rotates, make the mixed liquid in the reation kettle hydrolyze, the speed reducer is used for reducing the rotational speed, make the stirring rod slowly stir, the cotton heat preservation that keeps warm, the thermometer is used for observing the temperature in the reation kettle, the solution temperature in the reation kettle keeps at 5-25 degrees by the heater heating, the PH meter is used for testing the PH value of mixed liquid, add methyl chloroformate to reation kettle through the inlet pipe simultaneously, the rectangle sight glass is used for observing the stirring condition inside the reation kettle, after the stirring was completed, a methyl cyanoaminecarboxylate solution was obtained.
Drawings
FIG. 1 is a schematic diagram of a main structure of a device for synthesizing methyl cyanocarbamate;
FIG. 2 is a schematic cross-sectional view of a main structure of a device for synthesizing methyl cyanocarbamate.
In the figure: 1-supporting column, 2-filter screen, 3-discharging pipe, 4-PH meter, 5-box, 6-reaction kettle, 7-heat insulation cotton, 8-stirring rod, 9-rotating rod, 10-gas header pipe, 11-box cover, 12-feeding pipe, 13-motor, 14-speed reducer, 15-coupler, 16-thermometer, 17-first flow electromagnetic valve, 18-nitrogen gas tank, 19-second flow electromagnetic valve, 20-carbon dioxide gas tank, 21-heater, 22-waste pipe, 23-rectangular sight glass, 24-U type pipeline and 25-pipeline joint.
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.
Referring to fig. 1-2, the present invention provides a technical solution: the device comprises a box body 5, wherein the bottom end face of the box body 5 is fixedly connected with a plurality of supporting columns 1, the upper end of the box body 5 is fixedly connected with a box cover 11 through a plurality of bolts, a reaction kettle 6 is arranged in the box body 5, the left side of the upper end face of the box cover 11 is fixedly connected with a feeding pipe 12, the lower end of the feeding pipe 12 extends into the reaction kettle 6, the upper end of the feeding pipe 12 extends out of the box cover 11 and is provided with a feeding pipe cover, the lower end of the left end face of the reaction kettle 6 is connected with one end of a discharging pipe 3, the other end of the discharging pipe 3 extends out of the box body 5 and is provided with a discharging pipe cover, a filter screen 2 is arranged in the discharging pipe 3, the bottom end face of the reaction kettle 6 is fixedly connected with a waste pipe 22, the lower end of the waste pipe 22 extends out of the, install a plurality of gas shower nozzles on U type pipeline 24, 5 right sides of box are provided with nitrogen gas tank 18, the right side of nitrogen gas tank 18 is provided with carbon dioxide gas tank 20, the output of 18 outputs of nitrogen gas tank and carbon dioxide gas tank 20 is all through being in charge of pipeline fixedly connected with pipe joint 25, the one end mouth of pipe of the right side mouth of pipe fixedly connected with gas manifold 10 of U type pipeline 24, the other end mouth of pipe and pipe joint 25 fixed connection of gas manifold 10, the one end of 6 left end face fixed connection PH meters 4 of reation kettle, the other end of PH meters 4 stretches out outside box 5.
Lime nitrogen is put into the reaction kettle 6 through the feeding pipe 12, water is filled in the reaction kettle 6, nitrogen in the nitrogen tank 18 and carbon dioxide in the carbon dioxide tank 20 are continuously output into the reaction kettle 6, a U-shaped pipeline 24 and a nozzle are arranged in the reaction kettle 6, the mixed gas can be uniformly mixed with the raw materials in the reaction kettle 6 to ensure more complete reaction, the mixed solution of the methanol and the water is put into the reaction kettle 6 through the feeding pipe 12, continuously hydrolyzing the mixed raw material added into the reaction kettle 6, heating the mixed solution in the reaction kettle 6 by a heater 21, testing the pH value of the mixed solution by a pH meter 4, adding methyl chloroformate into the reaction kettle 6 through a feeding pipe 12, finally, the cyanamide methyl formate solution is obtained, a filter screen is arranged in the discharge pipe 3, the dissolved cyanamide methyl formate solution is discharged and collected through the discharge pipe 3, and impurities can be collected through the waste pipe 22.
The motor 13 works to drive the speed reducer 14 to rotate, the speed reducer 14 rotates to drive the coupler 15 to rotate, the coupler 15 rotates to drive the rotating rod 9 and the stirring rod 8 to rotate, so that the mixed liquid in the reaction kettle 6 is hydrolyzed at an accelerated speed, and the speed reducer 14 is used for reducing the rotating speed to slowly stir the stirring rod 8.
The thermometer 16 is fixedly connected to the right side of the upper end face of the box cover 11, the lower end of the thermometer 16 extends into the reaction kettle 6, the upper end of the thermometer 16 extends out of the box cover 11, and when the heater 21 works, the thermometer 16 is used for observing the temperature in the reaction kettle 6, so that the heater 21 is turned off after the temperature in the reaction kettle 6 reaches 5-15 ℃.
The periphery of reaction kettle 6 is provided with heat preservation cotton 7, and heat preservation cotton 7 is used for keeping warm, has certain effect to reaction kettle 6 stability simultaneously.
And a branch pipe pipeline of which the output end of the nitrogen gas tank 18 is connected with the pipeline joint 25 is provided with a first flow electromagnetic valve 17, a branch pipe pipeline of which the output end of the nitrogen gas tank 18 is connected with the pipeline joint 25 is provided with a second electromagnetic valve 19, and the first flow electromagnetic valve 17 and the second flow electromagnetic valve 19 respectively control the flow of nitrogen and carbon dioxide.
And a rectangular viewing mirror 23 is arranged on the outer surface of the box body 5, and the rectangular viewing mirror 23 is used for observing the hydrolysis condition in the reaction kettle 6.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A synthesizer for cyanamide methyl formate, includes box (5), its characterized in that: the device is characterized in that a plurality of supporting columns (1) are fixedly connected to the bottom end face of the box body (5), a box cover (11) is fixedly connected to the upper end of the box body (5) through a plurality of bolts, a reaction kettle (6) is arranged in the box body (5), a feeding pipe (12) is fixedly connected to the left side of the upper end face of the box cover (11), the lower end of the feeding pipe (12) extends into the reaction kettle (6), the upper end of the feeding pipe (12) extends out of the box cover (11) and is provided with a feeding pipe cover, one end of a discharging pipe (3) is connected to the lower side of the left end face of the reaction kettle (6), the other end of the discharging pipe (3) extends out of the box body (5) and is provided with a discharging pipe cover, a filter screen (2) is arranged in the discharging pipe (3), a waste pipe (22) is fixedly connected to the bottom end face of the, a heater (21) is fixedly arranged on the right end face of the reaction kettle (6), a U-shaped pipeline (24) is arranged in the reaction kettle (6), a plurality of gas nozzles are arranged on the U-shaped pipeline (24), a nitrogen gas tank (18) is arranged on the right side of the box body (5), a carbon dioxide gas tank (20) is arranged on the right side of the nitrogen gas tank (18), the output end of the nitrogen gas tank (18) and the output end of the carbon dioxide gas tank (20) are both fixedly connected with a pipeline joint (25) through a branch pipeline, the right side pipe orifice of the U-shaped pipeline (24) is fixedly connected with a pipe orifice at one end of the gas main pipe (10), the other end orifice of the gas main pipe (10) is fixedly connected with a pipeline joint (25), the reaction kettle (6) is fixedly connected with one end of a PH meter (4) at the left end face, and the other end of the PH meter (4) extends out of the box body (5).
2. The apparatus for synthesizing methyl cyanoaminecarboxylate according to claim 1, wherein: speed reducer (14) is installed to the up end centre of case lid (11), the output of motor (13) is connected to speed reducer (14) input, the one end of shaft coupling (15) is connected to the output of speed reducer (14), the other end of shaft coupling (15) is connected with bull stick (9), the lower extreme of bull stick (9) stretches into reation kettle (6) bottom in, a plurality of stirring rods (8) of outer fixed surface of bull stick (9) are connected with.
3. The apparatus for synthesizing methyl cyanoaminecarboxylate according to claim 1, wherein: the temperature meter is characterized in that a temperature meter (16) is fixedly connected to the right side of the upper end face of the box cover (11), the lower end of the temperature meter (16) extends into the reaction kettle (6), and the upper end of the temperature meter (16) extends out of the box cover (11).
4. The apparatus for synthesizing methyl cyanoaminecarboxylate according to claim 1, wherein: the periphery of the reaction kettle (6) is provided with heat preservation cotton (7).
5. The apparatus for synthesizing methyl cyanoaminecarboxylate according to claim 1, wherein: a first flow electromagnetic valve (17) is arranged on a branch pipe of the output end of the nitrogen gas tank (18) connected with the pipe joint (25), and a second electromagnetic valve (19) is arranged on a branch pipe of the output end of the nitrogen gas tank (18) connected with the pipe joint (25).
6. The apparatus for synthesizing methyl cyanoaminecarboxylate according to claim 1, wherein: the outer surface of the box body (5) is provided with a rectangular sight glass (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021526760.3U CN212819890U (en) | 2020-07-28 | 2020-07-28 | A synthesizer for cyanamide methyl formate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021526760.3U CN212819890U (en) | 2020-07-28 | 2020-07-28 | A synthesizer for cyanamide methyl formate |
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| CN212819890U true CN212819890U (en) | 2021-03-30 |
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| CN202021526760.3U Active CN212819890U (en) | 2020-07-28 | 2020-07-28 | A synthesizer for cyanamide methyl formate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114392710A (en) * | 2021-12-21 | 2022-04-26 | 九江富达实业有限公司 | Dye intermediate synthesizer with good environmental protection effect |
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2020
- 2020-07-28 CN CN202021526760.3U patent/CN212819890U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114392710A (en) * | 2021-12-21 | 2022-04-26 | 九江富达实业有限公司 | Dye intermediate synthesizer with good environmental protection effect |
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