CN216172315U - Ammonium reaction device with ammonia circulation function for synthesizing refined glufosinate-ammonium - Google Patents
Ammonium reaction device with ammonia circulation function for synthesizing refined glufosinate-ammonium Download PDFInfo
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- CN216172315U CN216172315U CN202122571870.2U CN202122571870U CN216172315U CN 216172315 U CN216172315 U CN 216172315U CN 202122571870 U CN202122571870 U CN 202122571870U CN 216172315 U CN216172315 U CN 216172315U
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Abstract
The utility model discloses an ammonification reaction device with an ammonia circulation function for synthesizing glufosinate-ammonium, which comprises a plurality of reaction kettles, a liquid inlet, a liquid outlet, an air inlet, an air outlet, a conveying assembly and an ammonia circulation assembly, wherein the liquid inlet, the liquid outlet, the air inlet and the air outlet are formed in the reaction kettles, the ammonia circulation assembly comprises a plurality of first circulation pipes and a plurality of second circulation pipes, one end of each first circulation pipe is communicated with the air outlet of one of the two adjacent reaction kettles, which is positioned at the front end of the arrangement direction of the reaction kettles, the other end of each first circulation pipe is communicated with the air inlet of the other of the two adjacent reaction kettles, which is positioned at the rear end of the arrangement direction of the reaction kettles, one end of each second circulation pipe is communicated with the air outlet of the reaction kettle, which is positioned at the tail end of the arrangement direction of the reaction kettles, and the other end of each second circulation pipe is communicated with the air inlet of the reaction kettle, which is positioned at the head end of the arrangement direction of the reaction kettles. According to the ammonification reaction device, the ammonia gas in the reaction kettles can be recycled through the arrangement of the ammonia gas circulation component, so that the waste of the ammonia gas is avoided.
Description
Technical Field
The utility model relates to the field of synthesis of refined glufosinate-ammonium, and particularly relates to an ammonification reaction device with an ammonia circulation function for synthesis of refined glufosinate-ammonium.
Background
The refined glufosinate-ammonium is an organic phosphorus herbicide which is not selectively sprayed on the leaf surfaces, and along with the elimination of the herbicides such as paraquat, the refined glufosinate-ammonium occupies a place in the pesticide market by the advantages of high efficiency, low toxicity, low residue and the like.
In the ammonification process of the refined glufosinate-ammonium, the acidified reaction liquid containing the refined glufosinate-ammonium obtained by the previous reaction needs to react with ammonia again to change the refined glufosinate-ammonium into ammonium salt, and then the refined glufosinate-ammonium can be crystallized through a series of operations. At present, the ammonification reaction of the refined glufosinate-ammonium is usually a batch kettle type reaction, and ammonia gas is led into and led out of each reaction kettle relatively independently in the reaction process. However, since the ammonia gas introduced into each reaction vessel is usually not completely consumed, ammonia gas remains after the reaction of each reaction vessel, and if the ammonia gas is directly discharged, not only is the ammonia gas greatly wasted, but also the discharged ammonia gas becomes useless tail gas, and the tail gas needs to be treated, which undoubtedly greatly increases the treatment cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide an ammonification reaction device with an ammonia circulation function for synthesizing refined glufosinate-ammonium.
In order to achieve the purpose, the utility model adopts the technical scheme that:
an ammonification reaction device with ammonia circulation function for synthesizing glufosinate-ammonium comprises a plurality of reaction kettles which are arranged in sequence, a liquid inlet and a liquid outlet which are arranged on the reaction kettles and used for leading in and out reaction liquid, a conveying component for leading in the reaction liquid into the reaction kettles, and a gas inlet and a gas outlet which are arranged on the reaction kettles and used for leading in and out ammonia, the ammonification reaction device also comprises an ammonia circulation component, the ammonia circulation component comprises a plurality of first circulation pipes and second circulation pipes which are respectively arranged between every two adjacent reaction kettles in a one-to-one correspondence manner, one end of each first circulation pipe is communicated with the gas outlet of one of the two adjacent reaction kettles which is positioned at the front end of the arrangement direction of the plurality of reaction kettles, the other end of each first circulation pipe is communicated with the gas inlet of the other one of the two adjacent reaction kettles which is positioned at the rear end of the arrangement direction of the plurality of reaction kettles, one end of the second circulating pipe is communicated with the air outlets of the reaction kettles positioned at the tail ends of the arrangement directions of the reaction kettles, and the other end of the second circulating pipe is communicated with the air inlets of the reaction kettles positioned at the head ends of the arrangement directions of the reaction kettles.
Preferably, the liquid inlet and the air inlet are respectively arranged at two ends of the reaction kettle in the vertical direction.
Further preferably, the air inlet is arranged at the bottom of the reaction kettle, and the air outlet is arranged at the top of the reaction kettle.
Still further preferably, the ammonification reaction device further comprises an aeration component arranged in the reaction kettle, wherein the aeration component is suspended above the air inlet and positioned on the flow path of the ammonia gas.
Further preferably, the liquid inlet is arranged at the top of the reaction kettle, and the liquid outlet is arranged on the side wall of the upper part of the reaction kettle.
Still more preferably, the amination apparatus further comprises a liquid conveying pipe arranged in the reaction kettle, wherein one end of the liquid conveying pipe is communicated with the liquid inlet, and the other end of the liquid conveying pipe extends towards the direction close to the air inlet.
Still more preferably, the infusion tube is attached to the inner wall of the reaction kettle and matched with the contour of the inner wall of the reaction kettle.
Still further preferably, the amination apparatus further comprises a baffle plate disposed in the reaction kettle and located on one side of the liquid outlet, and an overflow channel is formed between the baffle plate and the side wall provided with the liquid outlet.
Still further preferably, the extending direction of the baffle is parallel to the side wall.
Preferably, the ammonification reaction device further comprises a rotating shaft arranged in the reaction kettle in a suspending manner, a stirring paddle arranged at the end part of the rotating shaft, and a driving component used for driving the rotating shaft to rotate.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: according to the ammonification reaction device, the ammonia gas in the reaction kettles can be recycled through the arrangement of the ammonia gas circulation component, so that the waste of the ammonia gas is avoided, the emission of the ammonia gas is reduced, the clean production is realized, and the treatment cost of the ammonia gas is saved.
Drawings
FIG. 1 is a schematic diagram of an ammonification reaction apparatus according to an embodiment of the present invention.
In the figure: 1. a reaction kettle; 2. a liquid inlet; 3. a liquid outlet; 4. a delivery assembly; 5. an air inlet; 6. an air outlet; 7. a first circulation pipe; 8. a second circulation pipe; 9. an aeration assembly; 10. a transfusion tube; 11. a baffle plate; 12. an overflow channel; 13. a rotating shaft; 14. a stirring paddle; 15. a drive assembly.
Detailed Description
The technical scheme of the utility model is further explained by combining the attached drawings.
The utility model relates to an improvement of an ammonification reaction device of refined glufosinate ammonium, and provides an ammonification reaction device with an ammonia circulation function.
Referring to fig. 1, there is shown an ammonification reaction device with ammonia circulation function for synthesizing refined glufosinate-ammonium, comprising a plurality of reaction kettles 1 arranged in sequence, a liquid inlet 2 and a liquid outlet 3 arranged on the reaction kettles 1 and used for introducing and discharging reaction liquid, a conveying component 4 for introducing the reaction liquid into the reaction kettles 1, a gas inlet 5 and a gas outlet 6 arranged on the reaction kettles 1 and used for introducing and discharging ammonia, and an ammonia circulation component, wherein the ammonia circulation component comprises a plurality of first circulation pipes 7 and second circulation pipes 8 which are respectively arranged between every two adjacent reaction kettles 1 in a one-to-one correspondence manner, one end of each first circulation pipe 7 is communicated with the gas outlet 6 of one of the two adjacent reaction kettles 1 which is positioned at the front end of the arrangement direction of the plurality of reaction kettles 1, and the other end is communicated with the gas inlet 5 of the other one of the two adjacent reaction kettles 1 which is positioned at the rear end of the arrangement direction of the plurality of reaction kettles 1, one end of the second circulation pipe 8 is communicated with the gas outlet 6 of the reaction vessel 1 positioned at the tail end of the arrangement direction among the plurality of reaction vessels 1, and the other end is communicated with the gas inlet 5 of the reaction vessel 1 positioned at the head end of the arrangement direction among the plurality of reaction vessels 1.
In this way, when carrying out the amination reaction, as shown in fig. 1, taking three reaction kettles 1 as an example, firstly, ammonia gas and an acidification reaction solution are introduced into the first reaction kettle 1, and the acidification reaction solution reacts with the ammonia gas to generate the amination reaction solution and output the amination reaction solution; then the residual ammonia flows into the second reaction kettle 1 through the first circulating pipe 7, the acidification reaction liquid is introduced into the second reaction kettle 1 again, and the acidification reaction liquid reacts with the ammonia to generate an ammonification reaction liquid and is output; and then the residual ammonia flows into the third reaction kettle 1 through the first circulating pipe 7, the acidification reaction solution is introduced into the third reaction kettle 1 again, the acidification reaction solution reacts with the ammonia to generate an ammonification reaction solution and is output, and then the residual ammonia flows into the first reaction kettle 1 through the second circulating pipe 8, so that the ammonia of the three reaction kettles 1 is recycled.
In this embodiment, the liquid inlet 2 and the air inlet 5 are respectively opened at two ends of the reaction kettle 1 in the vertical direction. So, can make the feed liquor and admit air mutually noninterfere, guarantee feeding efficiency.
Further, air inlet 5 is opened in reation kettle 1 bottom, and gas outlet 6 is opened in reation kettle 1 top.
Preferably, the ammonification reaction device further comprises an aeration component 9 arranged in the reaction kettle 1, wherein the aeration component 9 is suspended above the gas inlet 5 and is positioned on the flow path of the ammonia gas. The aeration component 9 of the embodiment is a microporous aeration disc, so that ammonia gas can be uniformly diffused and fully contacted with the reaction liquid, and the contact area of the ammonia gas and the reaction liquid is increased.
In this embodiment, the liquid inlet 2 is disposed at the top of the reaction vessel 1, and the liquid outlet 3 is disposed on the sidewall of the upper portion of the reaction vessel 1.
Preferably, the ammonification reaction device further comprises a liquid conveying pipe 10 arranged in the reaction kettle 1, wherein one end of the liquid conveying pipe 10 is communicated with the liquid inlet 2, and the other end of the liquid conveying pipe 10 extends towards the direction close to the air inlet 5. Wherein, the infusion tube 10 is attached to the inner wall of the reaction kettle 1 and matched with the contour of the inner wall of the reaction kettle 1. So, through the setting of transfer line 10, the reaction solution can get into and directly flow to reation kettle 1 bottom and react with the ammonia that lets in through transfer line 10 from reation kettle 1 top, has not only improved the efficiency of overall reaction, has reduced the loss of ammonia moreover, has guaranteed the utilization ratio of ammonia.
Further, the ammonization reaction device further comprises a baffle 11 arranged in the reaction kettle 1 and positioned on one side of the liquid outlet 3, and an overflow channel 12 is formed between the baffle 11 and the side wall provided with the liquid outlet 3. Wherein the extending direction of the baffle 11 is parallel to the side wall. In this embodiment, the conveying unit 4 is an infusion pump, and through the arrangement of the overflow channel 12, in the reaction process, only the infusion pump needs to be kept in an open state, the infusion pump can continuously convey the acidification reaction liquid into the reaction kettle 1 for reaction, and the reacted ammonization reaction liquid continuously overflows through the overflow channel 12 and the liquid outlet 3 and is collected under the pushing of the subsequent acidification reaction liquid, so that the continuous reaction is realized, and the labor cost and the material cost are reduced.
In this embodiment, the ammonification reaction apparatus further includes a rotating shaft 13 suspended in the reaction kettle 1, a stirring paddle 14 disposed at an end of the rotating shaft 13, and a driving assembly 15 for driving the rotating shaft 13 to rotate, wherein the driving assembly 15 is a motor.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides an ammonium reaction unit that has ammonia circulation function that synthetic usefulness of smart glufosinate-ammonium, includes a plurality of reation kettle that arrange in proper order, set up in reation kettle is last be used for letting in the inlet and the liquid outlet that lead to out the reaction liquid, be used for with the reaction liquid lets in reation kettle's conveying component, set up in last air inlet and the gas outlet that is used for letting in of reation kettle leads to out the ammonia, its characterized in that: the ammonification reaction device further comprises an ammonia circulation component, wherein the ammonia circulation component comprises a plurality of first circulation pipes and second circulation pipes which are arranged between every two adjacent reaction kettles in a one-to-one correspondence mode, one end of each first circulation pipe is communicated with the gas outlet of one of the front ends of the two adjacent reaction kettles in the arrangement direction of the reaction kettles, the other end of each first circulation pipe is communicated with the gas inlet of the other of the rear ends of the arrangement direction of the reaction kettles, one end of each second circulation pipe is communicated with the gas outlet of the reaction kettle at the tail end of the arrangement direction of the reaction kettles in the reaction kettles, and the other end of each second circulation pipe is communicated with the gas inlet of the reaction kettle at the head end of the arrangement direction of the reaction kettles in the reaction kettles.
2. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 1, wherein: the liquid inlet and the air inlet are respectively arranged at two ends of the reaction kettle in the vertical direction.
3. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 2, wherein: the air inlet is arranged at the bottom of the reaction kettle, and the air outlet is arranged at the top of the reaction kettle.
4. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 3, wherein: the ammonification reaction device also comprises an aeration component arranged in the reaction kettle, and the aeration component is suspended above the air inlet and is positioned on the flow path of the ammonia gas.
5. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 2, wherein: the liquid inlet is arranged at the top of the reaction kettle, and the liquid outlet is arranged on the side wall of the upper part of the reaction kettle.
6. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 5, wherein: the ammonification reaction device further comprises a liquid conveying pipe arranged in the reaction kettle, one end of the liquid conveying pipe is communicated with the liquid inlet, and the other end of the liquid conveying pipe extends towards the direction close to the air inlet.
7. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 6, wherein: the infusion tube is attached to the inner wall of the reaction kettle and matched with the contour of the inner wall of the reaction kettle.
8. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 5, wherein: the ammonification reaction device also comprises a baffle arranged in the reaction kettle and positioned on one side of the liquid outlet, and an overflow channel is formed between the baffle and the side wall provided with the liquid outlet.
9. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 8, wherein: the extending direction of the baffle is parallel to the side wall.
10. The ammonification reaction device with ammonia gas circulation function for synthesis of glufosinate-ammonium according to claim 1, wherein: the ammonification reaction device also comprises a rotating shaft arranged in the reaction kettle in a suspending way, a stirring paddle arranged at the end part of the rotating shaft and a driving component used for driving the rotating shaft to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122571870.2U CN216172315U (en) | 2021-10-25 | 2021-10-25 | Ammonium reaction device with ammonia circulation function for synthesizing refined glufosinate-ammonium |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122571870.2U CN216172315U (en) | 2021-10-25 | 2021-10-25 | Ammonium reaction device with ammonia circulation function for synthesizing refined glufosinate-ammonium |
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| CN216172315U true CN216172315U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122571870.2U Active CN216172315U (en) | 2021-10-25 | 2021-10-25 | Ammonium reaction device with ammonia circulation function for synthesizing refined glufosinate-ammonium |
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| CN (1) | CN216172315U (en) |
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2021
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