CN213172612U - Production device for medicine methyl cyanocarbamate - Google Patents

Abstract

The utility model discloses a production device for medicine body methyl cyanocarbamate, which comprises a box body, wherein a supporting plate is fixedly connected with the left side wall and the right side wall in the box body, a dissolving kettle is arranged at the upper end of the supporting plate, a first hot coil pipe is sleeved outside the dissolving kettle, a box cover is fixedly connected at the upper end of the box body, a synthesizing kettle is arranged at the lower end of the supporting plate, a second hot coil pipe is sleeved outside the synthesizing kettle, an electrolytic kettle is arranged at the right side of the box body, a liquid outlet pipe is fixedly connected with the right end face of the electrolytic kettle, quicklime is fed into the dissolving kettle through a quicklime feeding pipe, ammonia water is fed into the dissolving kettle through a first liquid feeding pipe, a stirring rod is driven by a motor to be slowly stirred, meanwhile, the first hot coil pipe is connected with 45-degree hot water, a second electromagnetic valve is opened after 1 hour, a filter screen is arranged on an inner liquid feeding, after 1 hour, the mixed solution is conveyed into an electrolytic kettle for electrolysis to finally obtain the medical methyl cyanocarbamate.

Description

Production device for medicine methyl cyanocarbamate

Technical Field

The utility model relates to a cyanamide methyl formate field specifically is a apparatus for producing that is used for medicine body cyanamide methyl formate.

Background

Methyl cyanocarbamate is a chemical, the molecular formula is C3H4N2O2, the chemical is colorless or has a little light blue aqueous solution, the chemical is alkalescent and has odor, the synthesis process of the methyl cyanocarbamate is complex, and the operation is complicated, so a production device for the pharmaceutical methyl cyanocarbamate is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a production facility for medicine body cyanamide methyl formate 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 production device for medicine cyanomethyl formate comprises a box body, wherein a supporting plate is fixedly connected to the left side wall and the right side wall in the box body, a dissolving kettle is arranged at the upper end of the supporting plate, a first hot coil pipe is sleeved outside the dissolving kettle, one end pipe orifice of the first hot coil pipe is connected with one end of a first water inlet pipe, the other end pipe orifice of the first hot coil pipe is connected with one end of a first water outlet pipe, the other ends of the first water inlet pipe and the first water outlet pipe respectively extend out of the box body, the upper end of the box body is fixedly connected with a box cover through a plurality of bolts, the left side of the upper end face of the box cover is fixedly connected with a quicklime inlet pipe, the lower end of the quicklime inlet pipe extends into the dissolving kettle, the upper end of the quicklime inlet pipe extends out of the box cover and is provided with a pipe cover, the right side of the upper, the upper end of the first liquid inlet pipe extends out of the tank cover and is provided with a liquid pipe cover, one end of a waste pipe is fixedly connected below the right end face of the dissolving kettle, the other end of the waste pipe extends out of the tank body, a first electromagnetic valve is installed on the waste pipe, a synthesizing kettle is arranged at the lower end of the supporting plate, the bottom end face of the dissolving kettle is connected with one end of an inner liquid inlet pipe, the other end of the inner liquid inlet pipe extends into the synthesizing kettle, a second electromagnetic valve is installed on the inner liquid inlet pipe, a second hot coil pipe is sleeved outside the synthesizing kettle, one end pipe orifice of the second hot coil pipe is connected with one end of a second water inlet pipe, the other end pipe orifice of the second hot coil pipe is connected with one end of a second water outlet pipe, the other ends of the second water inlet pipe and the second water outlet pipe respectively extend out of the tank body, one end of a lime nitrogen inlet pipe is fixedly connected above the left end face of the synthesizing kettle, the one end that the second liquid entered the pipe is connected to synthetic cauldron's right-hand member face top, the other end that the second liquid entered the pipe stretches out outside the box and is provided with the tube cap, the box right side is provided with electrolytic still, the one end of solution pipeline is connected to synthetic cauldron's right-hand member face below, the other end fixedly connected with liquid pump of solution pipeline, the output of liquid pump passes through pipeline and electrolytic still's left end face top fixed connection, install the third solenoid valve on the solution pipeline, electrolytic still's up end fixed connection ethanol advances the one end of pipe, the other end that the pipe was advanced to ethanol stretches out electrolytic still outside and is provided with the tube cap, electrolytic still's right-hand member face fixedly connected with drain pipe, lateral wall difference fixed mounting has positive plate and negative plate about in the electrolytic still.

Preferably, the positive fixed mounting of case lid up end has the motor, the output fixedly connected with speed reducer of motor, the one end of speed reducer output fixed connection shaft coupling, the other end of shaft coupling is connected with the bull stick, the bull stick lower extreme stretches into the bottom in the dissolving kettle, a plurality of stirring rods of bull stick outer surface fixed connection.

Preferably, the left end face of the synthesis kettle is fixedly connected with one end of a pH meter fixing port, and the other end of the pH meter fixing port extends out of the box body.

Preferably, a filter screen is arranged in the inner liquid inlet pipe.

Preferably, the right end of the electrolytic kettle is provided with a vacuum pump, the vacuum pump is connected and communicated with the electrolytic kettle through a pressure rubber tube, and a fourth electromagnetic valve is installed on the pressure rubber tube.

Preferably, a vacuum meter is arranged on the upper end face of the electrolytic kettle.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure, quicklime is put into a dissolving kettle through a quicklime inlet pipe, ammonia water is put into the dissolving kettle through a first liquid inlet pipe, a motor works to drive a speed reducer to work, the speed reducer works to drive a stirring rod to stir slowly and dissolve with higher speed, meanwhile, the first hot coil pipe is connected with 45-degree hot water through the first inlet pipe for heating, a second electromagnetic valve is opened after 1 hour in the dissolving process, a filter screen is arranged on an inner liquid inlet pipe, dissolved mixed liquid is output into the synthesizing kettle through the inner liquid inlet pipe, undissolved impurities are discharged through a waste pipe, lime nitrogen is put into the synthesizing kettle through the lime nitrogen inlet pipe, methyl carbamate is connected into the synthesizing kettle through a second liquid inlet pipe, when the pH value of the mixed liquid is tested by a pH meter fixing port and is equal to 7, the second hot coil pipe is connected with 45-degree hot water through the second inlet pipe for heat preservation, a pH regulator is dripped into the, after the pH value is 1-4, the second heat coil pipe is connected with water of 5-15 ℃ for cooling, the mixed solution is output to an electrolytic kettle through a liquid pump for electrolysis after 1 hour, and finally the medicine methyl cyanocarbamate is obtained.

Drawings

FIG. 1 is a schematic cross-sectional view of a main structure of a device for producing pharmaceutical methyl cyanocarbamate;

FIG. 2 is a schematic cross-sectional view of a dissolving tank of a device for producing pharmaceutical methyl cyanocarbamate.

In the figure: 1-box body, 2-pH meter fixed port, 3-lime nitrogen inlet pipe, 4-support plate, 5-first hot coil pipe, 6-dissolving kettle, 7-coupler, 8-quick lime inlet pipe, 9-motor, 10-speed reducer, 11-first liquid inlet pipe, 12-box cover, 13-first electromagnetic valve, 14-waste pipe, 15-second liquid inlet pipe, 16-second hot coil pipe, 17-synthesizing kettle, 18-solution pipeline, 19-third electromagnetic valve, 20-electrolytic kettle, 21-liquid outlet pipe, 22-vacuum pump, 23-fourth electromagnetic valve, 24-ethanol inlet pipe, 25-rotating rod, 26-stirring rod, 27-internal liquid inlet pipe, 28-filter screen, 29-second electromagnetic valve and 30-anode plate, 31-cathode plate, 32-vacuum gauge 33-liquid pump.

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: a production device for pharmaceutical methyl cyanocarbamate comprises a box body 1, wherein a supporting plate 4 is fixedly connected to the left side wall and the right side wall in the box body 1, a dissolving kettle 6 is arranged at the upper end of the supporting plate 4, a first hot coil pipe 5 is sleeved outside the dissolving kettle 6, one end pipe orifice of the first hot coil pipe 5 is connected with one end of a first water inlet pipe, the other end pipe orifice of the first hot coil pipe 5 is connected with one end of a first water outlet pipe, the other ends of the first water inlet pipe and the first water outlet pipe respectively extend out of the box body 1, the upper end of the box body 1 is fixedly connected with a box cover 12 through a plurality of bolts, the left side of the upper end face of the box cover 12 is fixedly connected with a quicklime inlet pipe 8, the lower end of the quicklime inlet pipe 8 extends into the dissolving kettle 6, the upper end of the quicklime inlet pipe 8 extends out of the box cover 12 and is provided with, the lower end of the first liquid inlet pipe 11 extends into the dissolving kettle 6, the upper end of the first liquid inlet pipe 11 extends out of the box cover 12 and is provided with a liquid pipe cover, the lower part of the right end face of the dissolving kettle 6 is fixedly connected with one end of the waste pipe 14, the other end of the waste pipe 14 extends out of the box body 1, the waste pipe 14 is provided with a first electromagnetic valve 13, the lower end of the support plate 4 is provided with a synthesis kettle 17, the bottom end face of the dissolving kettle 6 is connected with one end of the inner liquid inlet pipe 27, the other end of the inner liquid inlet pipe 27 extends into the synthesis kettle 17, the inner liquid inlet pipe 27 is provided with a second electromagnetic valve 29, the synthesis kettle 17 is externally sleeved with a second thermal coil pipe 16, one end pipe orifice of the second thermal coil pipe 16 is connected with one end of a second water inlet pipe, the other end pipe orifice of the second thermal coil pipe 16 is connected with one end of a second water outlet pipe, and the other ends of the, the upper part of the left end face of the synthesis kettle 17 is fixedly connected with one end of a lime nitrogen inlet pipe 3, the other end of the lime nitrogen inlet pipe 3 extends out of the box body 1 and is provided with a pipe cover, the upper part of the right end face of the synthesis kettle 17 is connected with one end of a second liquid inlet pipe 15, the other end of the second liquid inlet pipe 15 extends out of the box body 1 and is provided with a pipe cover, the right side of the box body 1 is provided with an electrolytic kettle 20, the lower part of the right end face of the synthesis kettle 17 is connected with one end of a solution pipeline 18, the other end of the solution pipeline 18 is fixedly connected with a liquid pump 33, the output end of the liquid pump 33 is fixedly connected with the upper part of the left end face of the electrolytic kettle 20 through a pipeline, the solution pipeline 18 is provided with a third electromagnetic valve 19, the upper end face of the electrolytic kettle 20 is fixedly connected with one end of an ethanol, the right end face of electrolytic kettle 20 is fixedly connected with drain pipe 21, lateral wall is fixed mounting respectively about in electrolytic kettle 20 has positive electrode board 30 and negative electrode board 31.

Putting quicklime into a dissolving kettle 6 through a quicklime inlet pipe 8, putting ammonia water into the dissolving kettle 6 through a first liquid inlet pipe 11, simultaneously putting 45-degree hot water into a first hot coil pipe 5 through a first water inlet pipe, discharging water from a first water outlet pipe for heating, obtaining mixed liquid after 1 hour in the dissolving process, opening a second electromagnetic valve 29, outputting the dissolved mixed liquid into a synthesizing kettle 17 through an inner liquid inlet pipe 27, closing the second electromagnetic valve 29 when the mixed liquid completely enters the synthesizing kettle 17, then putting lime nitrogen into the synthesizing kettle 17 through a lime nitrogen inlet pipe 3, putting methyl carbamate into the synthesizing kettle 17 through a second liquid inlet pipe 15, putting a second hot coil pipe 16 into the 45-degree hot water through a second water inlet pipe for heat preservation, dropping a pH regulator into the lime nitrogen through the second liquid inlet pipe 15 after 1 hour, putting 5-15-degree water into the second hot coil pipe 16 for temperature reduction, opening a third electromagnetic valve 19 after 1 hour, the mixed liquid is output to the electrolytic kettle 20 through the liquid pump 33, the ethanol is put into the electrolytic kettle 20 through the ethanol inlet pipe 24, the anode electrode plate 30 and the cathode electrode plate 31 are electrified, the mixed liquid in the electrolytic kettle 20 is electrolyzed, and finally the medical methyl cyanamide is obtained and can be received through the liquid outlet pipe 21.

The positive fixed mounting of case lid 12 up end has motor 9, the output fixedly connected with speed reducer 10 of motor 9, the one end of speed reducer 10 output fixed connection shaft coupling 7, the other end of shaft coupling 7 is connected with bull stick 25, the bottom in the cauldron 6 is dissolved in the extension of bull stick 25 lower extreme, a plurality of stirring rods 26 of bull stick 25 outer fixed surface connection.

The motor 9 works to drive the speed reducer 10 to work, the speed reducer 10 works to drive the coupler 7 to work, and then the rotating rod 25 and the stirring rod 26 on the outer surface of the rotating rod are driven to rotate, so that the mixed liquid in the dissolving kettle 6 is slowly stirred and is dissolved with higher speed.

The left end face of the synthesis kettle 17 is fixedly connected with one end of a pH meter fixing port 2, the other end of the pH meter fixing port 2 extends out of the box body 1, and the pH meter fixing port 2 is used for testing the pH value of the mixed liquid in the synthesis kettle 17.

A filter screen 28 is arranged in the inner liquid inlet pipe 27, the mixed liquid in the dissolving kettle 6 passes through the filter screen 28 on the inner liquid inlet pipe 27, the dissolved mixed liquid flows into the synthesizing kettle 17, and undissolved impurities can be discharged through the waste pipe 14 for filtering.

The right end of the electrolytic kettle 20 is provided with a vacuum pump 22, the vacuum pump 22 is connected and communicated with the electrolytic kettle 20 through a pressure rubber tube, the pressure rubber tube is provided with a fourth electromagnetic valve 23, the vacuum pump 22 discharges air in the electrolytic kettle 20, so that the pressure in the synthesis kettle 17 is smaller than that of the electrolytic kettle 20, and the vacuum pump is used for assisting in the transmission of mixed liquid.

The upper end surface of the electrolytic kettle 20 is provided with a vacuum meter 32 for observing the vacuum degree in the electrolytic kettle 20.

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. The utility model provides a apparatus for producing for medicine cyanamide methyl formate, includes box (1), its characterized in that: the utility model discloses a quick lime dissolving tank, including box (1), lateral wall fixedly connected with backup pad (4) about in the box (1), the upper end of backup pad (4) is provided with dissolving kettle (6), dissolving kettle (6) overcoat is equipped with first hot coil pipe (5), the one end of first inlet tube is connected to the one end mouth of pipe of first hot coil pipe (5), the one end of first outlet pipe is connected to the other end mouth of pipe of first hot coil pipe (5), the other end of first inlet tube and first outlet pipe stretches out outside box (1) respectively, box (1) upper end is through a plurality of bolt fixedly connected with case lid (12), the up end left side fixedly connected with quick lime of case lid (12) advances pipe (8), quick lime advances in pipe (8) the lower extreme stretches into dissolving kettle (6), quick lime advances pipe (8) upper end and stretches out outside case lid (12) and is provided with the tube cap, case lid (12) up end right side fixedly connected with first liquid advances pipe (, the lower end of the first liquid inlet pipe (11) extends into the dissolving kettle (6), the upper end of the first liquid inlet pipe (11) extends out of the box cover (12) and is provided with a liquid pipe cover, one end of a waste pipe (14) is fixedly connected below the right end face of the dissolving kettle (6), the other end of the waste pipe (14) extends out of the box body (1), a first electromagnetic valve (13) is installed on the waste pipe (14), the lower end of the supporting plate (4) is provided with a synthetic kettle (17), the bottom end face of the dissolving kettle (6) is connected with one end of an inner liquid inlet pipe (27), the other end of the inner liquid inlet pipe (27) extends into the synthetic kettle (17), a second electromagnetic valve (29) is installed on the inner liquid inlet pipe (27), a second thermal coil pipe (16) is sleeved outside the synthetic kettle (17), one end of the second thermal coil pipe (16) is connected with one end of a second water inlet pipe, the other end pipe orifice of the second hot coil pipe (16) is connected with one end of a second water outlet pipe, the other ends of the second water inlet pipe and the second water outlet pipe respectively extend out of the box body (1), one end of a lime nitrogen inlet pipe (3) is fixedly connected above the left end face of the synthesis kettle (17), the other end of the lime nitrogen inlet pipe (3) extends out of the box body (1) and is provided with a pipe cover, one end of a second liquid inlet pipe (15) is connected above the right end face of the synthesis kettle (17), the other end of the second liquid inlet pipe (15) extends out of the box body (1) and is provided with a pipe cover, the right side of the box body (1) is provided with an electrolytic kettle (20), one end of a solution pipeline (18) is connected below the right end face of the synthesis kettle (17), the other end of the solution pipeline (18) is fixedly connected with a liquid pump (33), the output end of the liquid pump (33) is fixedly connected with the upper part of the left, install third solenoid valve (19) on solution pipeline (18), the one end that pipe (24) were advanced to the up end fixed connection ethanol of electrolytic still (20), the other end that pipe (24) were advanced to ethanol stretches out electrolytic still (20) outer and is provided with the tube cap, the right-hand member face fixedly connected with drain pipe (21) of electrolytic still (20), lateral wall difference fixed mounting has positive electrode board (30) and negative electrode board (31) about in electrolytic still (20).

2. The apparatus for producing pharmaceutical methyl cyanocarbamate according to claim 1, wherein: case lid (12) up end centre fixed mounting has motor (9), the output end fixedly connected with speed reducer (10) of motor (9), the one end of speed reducer (10) output end fixed connection shaft coupling (7), the other end of shaft coupling (7) is connected with bull stick (25), bottom in bull stick (25) lower extreme stretches into dissolving kettle (6), a plurality of stirring rods (26) of bull stick (25) surface fixed connection.

3. The apparatus for producing pharmaceutical methyl cyanocarbamate according to claim 2, wherein: the left end face of the synthesis kettle (17) is fixedly connected with one end of a pH meter fixing port (2), and the other end of the pH meter fixing port (2) extends out of the box body (1).

4. The apparatus for producing pharmaceutical methyl cyanocarbamate according to claim 3, wherein: and a filter screen (28) is arranged in the inner liquid inlet pipe (27).

5. The apparatus for producing pharmaceutical methyl cyanocarbamate according to claim 4, wherein: the right end of the electrolytic kettle (20) is provided with a vacuum pump (22), the vacuum pump (22) is connected and communicated with the electrolytic kettle (20) through a pressure rubber pipe, and a fourth electromagnetic valve (23) is installed on the pressure rubber pipe.

6. The apparatus for producing pharmaceutical methyl cyanocarbamate according to claim 5, wherein: and a vacuum meter (32) is arranged on the upper end surface of the electrolytic kettle (20).

Images