CN216295270U

CN216295270U - Naproxen production is with continuous type extraction reation kettle

Info

Publication number: CN216295270U
Application number: CN202122532141.6U
Authority: CN
Inventors: 常跃; 王岩; 岳以琛; 庄高
Original assignee: Jiangsu Yingsheng Chemical Co ltd
Current assignee: Jiangsu Yingsheng Chemical Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-15
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a continuous extraction reaction kettle for naproxen production, which relates to the technical field of reaction kettles and comprises a reaction kettle, wherein a condensation extraction device is arranged on the right side of the reaction kettle and comprises a protective shell, a fan is fixedly connected to the top of the inner wall of the protective shell, an exhaust pipe is arranged on the left side of the fan, an exhaust pipe is arranged on the right side of the fan, and a liquid storage tank is fixedly connected to the right side of the protective shell. According to the utility model, through the matching of the exhaust pipe, the fan, the exhaust pipe, the fixed pipe, the extraction liquid outlet pipe, the condensation pipe, the water pump and the liquid storage tank, the fan extracts steam in the reaction kettle through the exhaust pipe and transmits the steam into the fixed pipe through the exhaust pipe, and liquid in the liquid storage tank flows in the condensation pipe and flows out through the extraction liquid outlet pipe through the water pump, so that the problems of loss of corresponding materials in the extraction process and reduction of extraction efficiency are solved, and the effect of improving the material recovery utilization rate is achieved.

Description

Naproxen production is with continuous type extraction reation kettle

Technical Field

The utility model relates to the technical field of reaction kettles, in particular to a continuous extraction reaction kettle for naproxen production.

Background

Naproxen has anti-inflammatory, antipyretic and analgesic effects, is PG synthetase inhibitor, has therapeutic effect on rheumatic arthritis and osteoarthritis, is similar to aspirin, and can be used for treating patients who cannot tolerate aspirin and indomethacin due to anemia, gastrointestinal system diseases or other reasons.

The following problems exist in the prior art:

1. in the evaporation extraction, gas generated after evaporation cannot be effectively recovered, so that loss of corresponding materials in the extraction process can be caused, the materials cannot be efficiently recycled, the extraction efficiency is reduced, and extra economic expenditure can be caused;

2. after liquid enters the reaction kettle through the liquid inlet pipe, because the inside operation such as heating to liquid that needs of reaction kettle, when too much liquid enters into the reaction kettle, cause the reaction inadequately easily, can produce irreparable damage to the reaction kettle seriously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a continuous extraction reaction kettle for naproxen production, which has the effect of recycling materials, and solves the problems that in evaporation extraction, gas generated after evaporation cannot be effectively recycled, so that corresponding materials are lost in the extraction process, the materials cannot be efficiently recycled, the extraction efficiency is reduced, and extra economic expenditure is possibly caused; wherein another kind of purpose is in order to solve liquid and enter into reation kettle back through the feed liquor pipe, because reation kettle is inside to need to carry out operations such as heating to liquid, when too much liquid enters into reation kettle, causes the reaction inadequately easily, can produce the irreparable problem of damage to reation kettle seriously to reach the effect that liquid flow rate controls.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a naproxen production is with continuous type extraction reation kettle, includes reation kettle, reation kettle's right side is provided with condensation extraction device.

Condensation extraction device includes protective housing, protective housing's inner wall top fixedly connected with fan, the left side of fan is provided with the exhaust column, the right side of fan is provided with the blast pipe, protective housing's right side fixedly connected with liquid reserve tank, the top fixedly connected with condenser pipe of liquid reserve tank, the other end of condenser pipe and the bottom fixed connection of liquid reserve tank, the surface of condenser pipe and the below that is located the liquid reserve tank are provided with the water pump, the right side of condenser pipe and the fixed pipe of inside fixedly connected with that is located protective housing, the other end of blast pipe extends to the inside of fixed pipe, the bottom of fixed pipe is provided with the extraction drain pipe, the bottom of extraction drain pipe extends to protective housing's outside.

The reaction kettle comprises a speed limiting mechanism, the speed limiting mechanism comprises a fixed block, an elastic ring block is fixedly connected to the top of the fixed block, an electric push rod is fixedly connected to the top of the fixed block and an inner cavity of the elastic ring block, and a protective shell is fixedly connected to the top of the electric push rod.

The technical scheme of the utility model is further improved as follows: the bottom of fixed block overlap joint has the feed liquor pipe, the top of elasticity ring piece and the inner wall top fixed connection of feed liquor pipe.

By adopting the technical scheme, the liquid inlet pipe in the scheme can flow liquid needing extraction reaction into the reaction kettle.

The technical scheme of the utility model is further improved as follows: the top of feed liquor pipe and protecting sheathing's bottom fixed connection, protecting sheathing's left side fixed connection has the reation kettle shell, the right side of feed liquor pipe extends to the inside of reation kettle shell.

By adopting the technical scheme, the protective shell in the scheme is used for protecting the related structures in the protective shell from being polluted and damaged.

The technical scheme of the utility model is further improved as follows: the left side of exhaust column extends to the inside of reation kettle shell, the top fixedly connected with motor of reation kettle shell, the output fixedly connected with dwang of motor.

Adopt above-mentioned technical scheme, the motor in this scheme can give dwang power for the dwang lasts the rotation.

The technical scheme of the utility model is further improved as follows: the other end of dwang extends to the inside of reation kettle shell, the inside fixedly connected with stirring roller that just is located the reation kettle shell on the surface of dwang.

Adopt above-mentioned technical scheme, the rotation of the dwang in this scheme drives the stirring roller and rotates, and then stirs liquid for heating efficiency.

The technical scheme of the utility model is further improved as follows: the inner wall fixedly connected with heating device of reation kettle shell, the inside of reation kettle shell is provided with the discharging pipe, the other end of discharging pipe extends to the outside of reation kettle shell.

By adopting the technical scheme, the heating device in the scheme can directly heat the liquid, so that the liquid is evaporated to achieve the extraction effect.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:

1. the utility model provides a continuous extraction reaction kettle for naproxen production, which adopts the matching of an exhaust pipe, a fan, an exhaust pipe, a fixed pipe, an extraction liquid outlet pipe, a condensation pipe, a water pump and a liquid storage box, wherein the fan extracts steam in the reaction kettle through the exhaust pipe and transmits the steam into the fixed pipe through the exhaust pipe, and the water pump flows liquid in the liquid storage box in the condensation pipe, so that the condensation effect in the fixed pipe is achieved, and then the steam flows out through the extraction liquid outlet pipe, thereby solving the problems that in evaporation extraction, gas generated after evaporation cannot be effectively recovered, so that corresponding materials are lost in the extraction process, the materials cannot be efficiently recycled, the extraction efficiency is reduced, extra economic expenditure is possibly caused, and the effect of improving the material recycling rate is achieved.

2. The utility model provides a continuous extraction reaction kettle for naproxen production, which adopts the matching of a fixed block, an electric push rod, an elastic ring block and a protective shell, wherein the electric push rod pushes the fixed block to displace and simultaneously drives the elastic ring block to displace, thereby controlling the flow speed in a liquid inlet pipe, solving the problems that after liquid enters the reaction kettle through the liquid inlet pipe, the reaction kettle is easy to cause insufficient reaction and serious irreparable damage to the reaction kettle because the liquid needs to be heated and the like in the reaction kettle, and when too much liquid enters the reaction kettle, the service life of the reaction kettle is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the reactor structure of the present invention;

FIG. 3 is a schematic structural diagram of a condensing and extracting apparatus according to the present invention;

fig. 4 is a schematic structural diagram of the speed limiting mechanism of the utility model.

In the figure: 1. a reaction kettle; 11. a motor; 12. rotating the rod; 13. a reaction kettle shell; 14. a speed limiting mechanism; 141. a fixed block; 142. an electric push rod; 143. an elastic ring block; 144. a protective housing; 15. a liquid inlet pipe; 16. a stirring roller; 17. a heating device; 18. a discharge pipe; 2. a condensing extraction device; 21. an exhaust pipe; 22. a fan; 23. an exhaust pipe; 24. a fixed tube; 25. a protective housing; 26. an extraction liquid outlet pipe; 27. a condenser tube; 28. a water pump; 29. a liquid storage tank.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-4, the present invention provides a continuous extraction reaction kettle for naproxen production, comprising a reaction kettle 1, a condensation extraction device 2 is arranged on the right side of the reaction kettle 1, the condensation extraction device 2 comprises a protective housing 25, a fan 22 is fixedly connected to the top of the inner wall of the protective housing 25, an exhaust pipe 21 is arranged on the left side of the fan 22, an exhaust pipe 23 is arranged on the right side of the fan 22, a liquid storage tank 29 is fixedly connected to the right side of the protective housing 25, a condenser pipe 27 is fixedly connected to the top of the liquid storage tank 29, the other end of the condenser pipe 27 is fixedly connected to the bottom of the liquid storage tank 29, a water pump 28 is arranged on the surface of the condenser pipe 27 and below the liquid storage tank 29, a fixed pipe 24 is fixedly connected to the right side of the condenser pipe 27 and inside the protective housing 25, the other end of the exhaust pipe 23 extends to the inside of the fixed pipe 24, an extraction liquid outlet pipe 26 is arranged at the bottom of the fixed pipe 24, the bottom of the extract liquid pipe 26 extends to the outside of the protective casing 25.

In this embodiment, start fan 22, fan 22 can take out the steam in reation kettle shell 13 through exhaust column 21, transmit steam to fixed pipe 24 in through blast pipe 23, because water pump 28 takes out the inside liquid of liquid reserve tank 29, and flow the back in condenser pipe 27, return to in the liquid reserve tank 2, form liquid circulation, and the in-process that liquid flows in condenser pipe 27, release cold gas through condenser pipe 27, thereby to carrying out the condensation in the fixed pipe 24, and then reach the condensation, the liquid that forms after the steam condensation flows out through extraction play liquid pipe 26, because the right side fixedly connected with refrigeration piece of liquid reserve tank 29, can guarantee that the temperature of its inside liquid lasts the lower temperature, and then improve condensing efficiency.

Example 2

As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the reaction kettle 1 comprises a speed limiting mechanism 14, the speed limiting mechanism 14 comprises a fixed block 141, the top of the fixed block 141 is fixedly connected with an elastic ring block 143, the top of the fixed block 141 and an inner cavity of the elastic ring block 143 are fixedly connected with an electric push rod 142, and the top of the electric push rod 142 is fixedly connected with a protective shell 144.

In this embodiment, when the electric push rod 142 is started, the electric push rod 142 pushes the fixing block 141 to displace downward, the fixing block 141 displaces while driving the elastic ring block 143, and liquid cannot flow out from the elastic ring block 143, so that the liquid can only flow through the space formed by the liquid inlet pipe 15 and the lower side of the fixing block 141, thereby reducing the speed of the liquid entering the reaction kettle shell 13, when the electric push rod 142 drives the fixing block 141 to displace upward, the elastic ring block 143 is compressed at this time, so that the space formed by the fixing block 141 and the liquid inlet pipe 15 is enlarged, thereby increasing the speed of the liquid entering the reaction kettle shell 13.

Example 3

As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the bottom overlap joint of fixed block 141 has feed liquor pipe 15, the top of elastic ring piece 143 and the inner wall top fixed connection of feed liquor pipe 15, the top of feed liquor pipe 15 and the bottom fixed connection of protecting sheathing 144, protecting sheathing 25's left side fixed connection reation kettle shell 13, the right side of feed liquor pipe 15 extends to the inside of reation kettle shell 13, the left side of exhaust column 21 extends to the inside of reation kettle shell 13, the top fixedly connected with motor 11 of reation kettle shell 13, motor 11's output fixedly connected with dwang 12, the other end of dwang 12 extends to the inside of reation kettle shell 13, the surface of dwang 12 and the inside fixedly connected with stirring roller 16 that is located reation kettle shell 13, the inner wall fixedly connected with heating device 17 of reation kettle shell 13, the inside of reation kettle shell 13 is provided with discharging pipe 18, the other end of discharging pipe 18 extends to the outside of reation kettle shell 13.

In this embodiment, heating device 17 heats the evaporation to the liquid that enters into in reation kettle shell 13, motor 11 takes place to rotate through driving dwang 12, and then drive stirring roller 16 and stir liquid, thereby improve heating efficiency, because form sealed environment in reation kettle shell 13, make the boil-off gas must enter into fixed pipe 24 through exhaust column 21 in, thereby reach the condensation effect, make the recovery of material further improve, discharging pipe 18 can flow the inside material of reation kettle shell 13, because discharging pipe 18's surface and the outside that is located reation kettle shell 13 are provided with the solenoid valve, can control the inside circulation condition of discharging pipe 18 through the solenoid valve.

The working principle of the continuous extraction reaction kettle for naproxen production is described in detail below.

As shown in fig. 1-4, the liquid flows into the reaction vessel shell 13 through the liquid inlet pipe 15, the electric push rod 142 pushes the fixed block 141 to displace downward, the fixed block 141 displaces along with the elastic ring 143 during the displacement, so that the liquid can only flow through the space formed by the liquid inlet pipe 15 and the lower part of the fixed block 141, the heating device 17 heats and evaporates the liquid entering the reaction kettle shell 13, the steam in the reaction kettle shell 13 is pumped out by the steam exhaust pipe 21, the steam is transmitted into the fixed pipe 24 by the exhaust pipe 23, since the water pump 28 pumps the liquid in the liquid storage tank 29, and the liquid flows through the condenser pipe 27 and then returns to the liquid storage tank 29, and in the process that the liquid flows in the condensation pipe 27, cold air is released through the condensation pipe 27, so that the condensation effect is performed on the inside of the fixed pipe 24, the steam is condensed and the water droplets formed after condensation flow out through the extraction effluent line 26.

The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.

Claims

1. A naproxen production is with continuous type extraction reation kettle, includes reation kettle (1), its characterized in that: a condensation extraction device (2) is arranged on the right side of the reaction kettle (1);

the condensation extraction device (2) comprises a protective shell (25), a fan (22) is fixedly connected to the top of the inner wall of the protective shell (25), an exhaust pipe (21) is arranged on the left side of the fan (22), an exhaust pipe (23) is arranged on the right side of the fan (22), a liquid storage tank (29) is fixedly connected to the right side of the protective shell (25), a condenser pipe (27) is fixedly connected to the top of the liquid storage tank (29), the other end of the condenser pipe (27) is fixedly connected to the bottom of the liquid storage tank (29), a water pump (28) is arranged on the surface of the condenser pipe (27) and below the liquid storage tank (29), a fixed pipe (24) is fixedly connected to the inner portion of the protective shell (25) on the right side of the condenser pipe (27), the other end of the exhaust pipe (23) extends to the inner portion of the fixed pipe (24), an extraction liquid outlet pipe (26) is arranged at the bottom of the fixed pipe (24), the bottom of the extraction liquid outlet pipe (26) extends to the outside of the protective shell (25);

the reaction kettle (1) comprises a speed limiting mechanism (14), the speed limiting mechanism (14) comprises a fixed block (141), the top of the fixed block (141) is fixedly connected with an elastic ring block (143), the top of the fixed block (141) is fixedly connected with an electric push rod (142) in the inner cavity of the elastic ring block (143), and the top of the electric push rod (142) is fixedly connected with a protective shell (144).

2. The continuous type extraction reaction kettle for naproxen production according to claim 1, characterized in that: the bottom of the fixed block (141) is lapped with a liquid inlet pipe (15), and the top of the elastic ring block (143) is fixedly connected with the top of the inner wall of the liquid inlet pipe (15).

3. The continuous type extraction reaction kettle for naproxen production according to claim 2, characterized in that: the top of feed liquor pipe (15) and the bottom fixed connection of protecting sheathing (144), the left side fixed connection of protecting sheathing (25) has reation kettle shell (13), the inside of feed liquor pipe (15)'s right side extension to reation kettle shell (13).

4. The continuous type extraction reaction kettle for naproxen production according to claim 1, characterized in that: the left side of exhaust column (21) extends to the inside of reation kettle shell (13), the top fixedly connected with motor (11) of reation kettle shell (13), the output fixedly connected with dwang (12) of motor (11).

5. A continuous type extraction reation kettle for naproxen production according to claim 4, characterized in that: the other end of dwang (12) extends to the inside of reation kettle shell (13), the inside fixedly connected with stirring roller (16) of dwang (12) surface and being located reation kettle shell (13).

6. A continuous type extraction reation kettle for naproxen production according to claim 5, characterized in that: the inner wall fixedly connected with heating device (17) of reation kettle shell (13), the inside of reation kettle shell (13) is provided with discharging pipe (18), the other end of discharging pipe (18) extends to the outside of reation kettle shell (13).